/* roulang page: index */
:root {
            --color-primary: #0a1628;
            --color-primary-light: #13203d;
            --color-accent: #c8a45c;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #a07830;
            --color-bg: #f7f5f0;
            --color-bg-alt: #f0ede5;
            --color-white: #ffffff;
            --color-text: #1c1c1c;
            --color-text-weak: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e0dcd0;
            --color-border-light: #eae6db;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
            --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.10);
            --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.14);
            --shadow-xl: 0 16px 60px rgba(10, 22, 40, 0.18);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 68px;
            --container-max: 1240px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            line-height: 1.3;
            margin: 0;
            color: var(--color-primary);
        }
        p {
            margin: 0;
            color: var(--color-text-weak);
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-shrink: 0;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .logo-link:hover {
            color: var(--color-accent);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.08);
        }
        .nav-links a.active {
            font-weight: 600;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border-radius: 22px;
            padding: 7px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }
        .search-box:focus-within {
            border-color: var(--color-accent);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.1);
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.88rem;
            width: 140px;
            color: var(--color-text);
        }
        .search-box input::placeholder {
            color: var(--color-text-light);
        }
        .search-box .search-icon {
            color: var(--color-text-light);
            font-size: 0.9rem;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.35);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 4px;
        }
        @media (max-width: 1024px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .search-box input {
                width: 100px;
            }
            .header-left {
                gap: 16px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-links.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--color-border);
                padding: 12px 20px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                z-index: 1040;
            }
            .nav-links.mobile-open a {
                display: block;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .header-right .btn-nav-cta {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .header-left {
                gap: 12px;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                padding: 0 14px;
                gap: 10px;
            }
            .logo-link {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .btn-nav-cta {
                padding: 7px 12px;
                font-size: 0.75rem;
            }
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            padding: 50px 0 60px;
            background: var(--color-bg);
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -180px;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.07) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-left {}
        .hero-icon-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-bottom: 28px;
        }
        .hero-icon-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: default;
        }
        .hero-icon-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent-light);
        }
        .hero-icon-item .icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            margin: 0 auto 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            background: var(--color-primary);
        }
        .hero-icon-item:nth-child(1) .icon-circle {
            background: #e74c3c;
        }
        .hero-icon-item:nth-child(2) .icon-circle {
            background: #2ecc71;
        }
        .hero-icon-item:nth-child(3) .icon-circle {
            background: #3498db;
        }
        .hero-icon-item:nth-child(4) .icon-circle {
            background: #f39c12;
        }
        .hero-icon-item:nth-child(5) .icon-circle {
            background: #9b59b6;
        }
        .hero-icon-item:nth-child(6) .icon-circle {
            background: #1abc9c;
        }
        .hero-icon-item span {
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-text);
            display: block;
        }
        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .hero-status-bar {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .hero-status-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--color-text-weak);
            background: #fff;
            padding: 8px 14px;
            border-radius: 20px;
            border: 1px solid var(--color-border-light);
            white-space: nowrap;
        }
        .hero-status-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--color-success);
            animation: pulse-dot 2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5);
            }
            50% {
                opacity: 0.6;
                box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
            }
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .hero-title .accent {
            color: var(--color-accent);
        }
        .hero-desc {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            line-height: 1.75;
            max-width: 480px;
        }
        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 4px 18px rgba(200, 164, 92, 0.3);
        }
        .btn-primary-hero:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 8px 28px rgba(200, 164, 92, 0.45);
            transform: translateY(-2px);
        }
        .btn-outline-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-border);
            transition: all var(--transition-base);
        }
        .btn-outline-hero:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.04);
        }
        @media (max-width: 1024px) {
            .hero-grid {
                gap: 32px;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .hero-icon-matrix {
                gap: 10px;
            }
            .hero-icon-item {
                padding: 14px 10px;
            }
            .hero-icon-item .icon-circle {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .hero-icon-item span {
                font-size: 0.75rem;
            }
        }
        @media (max-width: 768px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-icon-matrix {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
                max-width: 400px;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 0.95rem;
                max-width: 100%;
            }
            .hero-status-bar {
                gap: 10px;
            }
            .hero-status-item {
                font-size: 0.78rem;
                padding: 6px 10px;
            }
            .hero-section {
                padding: 30px 0 40px;
            }
        }
        @media (max-width: 520px) {
            .hero-icon-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .btn-primary-hero,
            .btn-outline-hero {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section-padding {
            padding: 60px 0;
        }
        .section-padding-lg {
            padding: 80px 0;
        }
        .section-padding-sm {
            padding: 40px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-primary);
        }
        .section-header p {
            font-size: 1rem;
            color: var(--color-text-weak);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 16px;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(200, 164, 92, 0.12);
            color: var(--color-accent-dark);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .bg-alt {
            background: var(--color-bg-alt);
        }
        .bg-dark {
            background: var(--color-primary);
        }
        .bg-dark h2,
        .bg-dark h3,
        .bg-dark .section-tag {
            color: #fff;
        }
        .bg-dark p {
            color: rgba(255, 255, 255, 0.75);
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 40px 0;
            }
            .section-padding-lg {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.55rem;
            }
            .section-header p {
                font-size: 0.9rem;
            }
        }

        /* ========== ENTRY MATRIX ========== */
        .entry-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .entry-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 12px;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .entry-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent-light);
        }
        .entry-card .entry-card-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #fff;
            flex-shrink: 0;
        }
        .entry-card:nth-child(1) .entry-card-icon {
            background: #e74c3c;
        }
        .entry-card:nth-child(2) .entry-card-icon {
            background: #2ecc71;
        }
        .entry-card:nth-child(3) .entry-card-icon {
            background: #3498db;
        }
        .entry-card:nth-child(4) .entry-card-icon {
            background: #f39c12;
        }
        .entry-card:nth-child(5) .entry-card-icon {
            background: #9b59b6;
        }
        .entry-card:nth-child(6) .entry-card-icon {
            background: #1abc9c;
        }
        .entry-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
        }
        .entry-card p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            flex-grow: 1;
        }
        .entry-card .entry-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .entry-card:hover .entry-link {
            gap: 8px;
        }
        @media (max-width: 768px) {
            .entry-matrix-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .entry-card {
                padding: 20px 16px;
            }
        }
        @media (max-width: 520px) {
            .entry-matrix-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }

        /* ========== SELLING POINTS TRIPLE ========== */
        .selling-triple {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .selling-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            border: 2px solid transparent;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            position: relative;
        }
        .selling-card.featured {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-lg);
            background: linear-gradient(180deg, #fffef9 0%, #fff 100%);
        }
        .selling-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
        }
        .selling-card .selling-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: #fff;
            background: var(--color-accent);
        }
        .selling-card.featured .selling-icon {
            background: var(--color-primary);
            width: 68px;
            height: 68px;
            font-size: 1.8rem;
        }
        .selling-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-primary);
        }
        .selling-card p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.6;
        }
        .selling-card .selling-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(200, 164, 92, 0.15);
            color: var(--color-accent-dark);
            margin-top: 10px;
        }
        @media (max-width: 768px) {
            .selling-triple {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .selling-card {
                padding: 24px 20px;
            }
        }

        /* ========== MILESTONE ========== */
        .milestone-row {
            display: flex;
            gap: 0;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
        }
        .milestone-row::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: var(--color-border);
            z-index: 0;
        }
        .milestone-item {
            flex: 1;
            min-width: 140px;
            max-width: 200px;
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 10px;
        }
        .milestone-dot {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--color-accent);
            margin: 0 auto 16px;
            border: 4px solid #fff;
            box-shadow: 0 0 0 3px var(--color-accent-light);
            position: relative;
            z-index: 2;
        }
        .milestone-year {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .milestone-desc {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .milestone-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
                padding-left: 30px;
            }
            .milestone-row::before {
                top: 0;
                bottom: 0;
                left: 28px;
                right: auto;
                width: 2px;
                height: auto;
            }
            .milestone-item {
                max-width: 100%;
                text-align: left;
                display: flex;
                align-items: flex-start;
                gap: 14px;
                flex: none;
                width: 100%;
            }
            .milestone-dot {
                margin: 0;
                flex-shrink: 0;
                margin-top: 4px;
            }
        }

        /* ========== CAMPAIGN ZONE ========== */
        .campaign-zone {
            background: linear-gradient(135deg, #1a0a2e 0%, #0d1b3e 40%, #0a1628 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .campaign-zone::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }
        .campaign-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .campaign-text {
            flex: 1;
            min-width: 280px;
        }
        .campaign-text .campaign-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 700;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .campaign-text h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }
        .campaign-text h2 .gold {
            color: var(--color-accent-light);
        }
        .campaign-text p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .campaign-countdown {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .countdown-block {
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            text-align: center;
            min-width: 50px;
        }
        .countdown-block .num {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }
        .countdown-block .label {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 2px;
        }
        .campaign-visual {
            flex-shrink: 0;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 5rem;
            color: var(--color-accent-light);
        }
        .btn-campaign {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 26px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 4px 20px rgba(200, 164, 92, 0.4);
        }
        .btn-campaign:hover {
            background: #fff;
            color: var(--color-primary);
            box-shadow: 0 8px 30px rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .campaign-zone {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .campaign-inner {
                flex-direction: column;
                gap: 24px;
            }
            .campaign-text h2 {
                font-size: 1.5rem;
            }
            .campaign-visual {
                width: 140px;
                height: 140px;
                font-size: 3rem;
            }
        }

        /* ========== NEWS SECTION ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 32px;
        }
        .news-list {}
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .news-item:hover {
            background: rgba(200, 164, 92, 0.03);
            padding-left: 8px;
            border-radius: 4px;
        }
        .news-date {
            flex-shrink: 0;
            width: 56px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--color-text-light);
            background: var(--color-bg-alt);
            border-radius: var(--radius-sm);
            padding: 8px 4px;
            line-height: 1.3;
        }
        .news-date .day {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            display: block;
        }
        .news-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-content .read-more {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }
        .news-sidebar {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            height: fit-content;
        }
        .news-sidebar h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-primary);
        }
        .news-sidebar ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border-light);
            font-size: 0.88rem;
            color: var(--color-text);
            transition: color var(--transition-fast);
            cursor: pointer;
        }
        .news-sidebar ul li:hover {
            color: var(--color-accent-dark);
        }
        .news-sidebar ul li:last-child {
            border-bottom: none;
        }
        .news-sidebar .hot-tag {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 10px;
            font-size: 0.7rem;
            font-weight: 600;
            background: #fef2f2;
            color: #ef4444;
            margin-left: 6px;
        }
        @media (max-width: 768px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .news-sidebar {
                order: -1;
            }
        }

        /* ========== PLATFORM SECURITY ========== */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .security-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .security-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .security-card .sec-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            background: var(--color-primary);
        }
        .security-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-primary);
        }
        .security-card p {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .security-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .security-card {
                padding: 18px 12px;
            }
        }

        /* ========== REVIEW BUBBLES ========== */
        .review-bubbles {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .review-bubble {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 24px 20px;
            max-width: 340px;
            flex: 1;
            min-width: 260px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            position: relative;
            transition: all var(--transition-base);
        }
        .review-bubble:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .review-bubble::before {
            content: '\201C';
            font-size: 3rem;
            color: var(--color-accent-light);
            position: absolute;
            top: 8px;
            left: 16px;
            line-height: 1;
            font-family: serif;
            opacity: 0.5;
        }
        .review-bubble .review-text {
            font-size: 0.9rem;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 14px;
            padding-top: 10px;
            font-style: italic;
        }
        .review-bubble .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .review-bubble .avatar-placeholder {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }
        .review-bubble .author-name {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-primary);
        }
        .review-bubble .author-tag {
            font-size: 0.75rem;
            color: var(--color-text-light);
        }
        @media (max-width: 768px) {
            .review-bubbles {
                gap: 14px;
            }
            .review-bubble {
                min-width: 100%;
                max-width: 100%;
            }
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-text h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--color-primary);
        }
        .brand-intro-text p {
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.85;
            margin-bottom: 12px;
        }
        .brand-intro-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .brand-intro-image img {
            width: 100%;
            height: 340px;
            object-fit: cover;
        }
        @media (max-width: 768px) {
            .brand-intro-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro-image img {
                height: 220px;
            }
            .brand-intro-text h2 {
                font-size: 1.4rem;
            }
        }

        /* ========== DATA STATS ========== */
        .stats-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            flex: 1;
            min-width: 160px;
            max-width: 220px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stat-card {
                min-width: 120px;
                max-width: 160px;
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
        }

        /* ========== STEPS ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .step-card {
            text-align: center;
            padding: 28px 20px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
        }
        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            margin: 0 auto 14px;
        }
        .step-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-primary);
        }
        .step-card p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-accent-light);
        }
        .faq-question {
            width: 100%;
            padding: 16px 20px;
            text-align: left;
            background: none;
            border: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(200, 164, 92, 0.04);
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-text-light);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.7;
        }

        /* ========== APP DOWNLOAD ========== */
        .app-download-block {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
        }
        .app-download-text {
            flex: 1;
            min-width: 260px;
        }
        .app-download-text h2 {
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-primary);
        }
        .app-download-text p {
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .app-btn-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .app-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 22px;
            border-radius: 28px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-primary);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
        }
        .app-btn:hover {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 6px 20px rgba(200, 164, 92, 0.4);
            transform: translateY(-2px);
        }
        .app-qr {
            flex-shrink: 0;
            width: 160px;
            height: 160px;
            background: var(--color-bg-alt);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--color-text-light);
            text-align: center;
            border: 2px dashed var(--color-border);
        }
        @media (max-width: 768px) {
            .app-download-block {
                flex-direction: column;
                padding: 28px 20px;
                gap: 24px;
            }
            .app-download-text h2 {
                font-size: 1.4rem;
            }
            .app-qr {
                width: 120px;
                height: 120px;
            }
        }

        /* ========== CTA BOTTOM ========== */
        .cta-bottom {
            background: var(--color-primary);
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-bottom::before {
            content: '';
            position: absolute;
            top: -40px;
            left: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.15);
            pointer-events: none;
        }
        .cta-bottom h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-bottom p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-bottom .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-size: 1.05rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            position: relative;
            z-index: 1;
            box-shadow: 0 6px 24px rgba(200, 164, 92, 0.5);
        }
        .btn-cta-large:hover {
            background: #fff;
            color: var(--color-primary);
            box-shadow: 0 10px 32px rgba(255, 255, 255, 0.35);
            transform: translateY(-3px);
        }
        @media (max-width: 768px) {
            .cta-bottom {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-bottom h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 24px;
            font-size: 0.88rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            display: block;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            line-height: 1.6;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom-links {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent) !important;
        }
        .mt-0 {
            margin-top: 0 !important;
        }
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .text-center {
            text-align: center;
        }
        .gap-3 {
            gap: 16px;
        }
        .fw-700 {
            font-weight: 700;
        }
        .fw-800 {
            font-weight: 800;
        }

/* roulang page: category2 */
:root {
            --color-primary: #0a1628;
            --color-primary-light: #13203d;
            --color-accent: #c8a45c;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #a07830;
            --color-bg: #f7f5f0;
            --color-bg-alt: #f0ede5;
            --color-white: #ffffff;
            --color-text: #1c1c1c;
            --color-text-weak: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e0dcd0;
            --color-border-light: #eae6db;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
            --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.10);
            --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.14);
            --shadow-xl: 0 16px 60px rgba(10, 22, 40, 0.18);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 68px;
            --container-max: 1240px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-shrink: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--color-accent);
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.08);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border-radius: 22px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-accent);
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.88rem;
            color: var(--color-text);
            width: 140px;
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-box .search-icon {
            color: var(--color-text-weak);
            font-size: 0.9rem;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 4px 8px;
            border-radius: var(--radius-sm);
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            background: var(--color-primary);
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 52%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.55;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.5) 50%, rgba(0, 0, 0, 0) 100%);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.5) 50%, rgba(0, 0, 0, 0) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, var(--color-primary) 0%, rgba(10, 22, 40, 0.85) 45%, rgba(10, 22, 40, 0.3) 100%);
            z-index: 2;
        }

        .hero-inner {
            position: relative;
            z-index: 3;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 60px 24px;
        }

        .hero-content {
            color: #fff;
        }

        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(200, 164, 92, 0.2);
            border: 1px solid rgba(200, 164, 92, 0.4);
            color: var(--color-accent-light);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            white-space: nowrap;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            font-size: 0.75rem;
            color: var(--color-accent);
        }

        .hero-content h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.25;
            letter-spacing: 0.5px;
        }

        .hero-content h1 span {
            color: var(--color-accent-light);
        }

        .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 12px;
            line-height: 1.6;
            max-width: 480px;
        }

        .hero-qualification {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-bottom: 24px;
            max-width: 440px;
            backdrop-filter: blur(4px);
        }

        .hero-qualification h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-accent-light);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .hero-qualification ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hero-qualification ul li {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.75);
            padding: 4px 0;
            padding-left: 18px;
            position: relative;
        }

        .hero-qualification ul li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--color-accent-light);
            font-weight: 700;
            font-size: 0.8rem;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-hero-primary:hover {
            background: var(--color-accent-light);
            color: var(--color-primary);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 500;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .hero-visual {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .hero-visual-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 28px;
            backdrop-filter: blur(8px);
            text-align: center;
            max-width: 380px;
            width: 100%;
        }

        .hero-visual-card .event-icon {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.8rem;
            color: #fff;
            box-shadow: 0 8px 30px rgba(200, 164, 92, 0.35);
        }

        .hero-visual-card .stat-number {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-accent-light);
            font-family: var(--font-heading);
            line-height: 1;
        }

        .hero-visual-card .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        .hero-visual-card .stat-row {
            display: flex;
            gap: 20px;
            justify-content: center;
            margin-top: 16px;
            flex-wrap: wrap;
        }

        .hero-visual-card .stat-item {
            text-align: center;
        }

        .hero-visual-card .stat-item .val {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            font-family: var(--font-heading);
        }

        .hero-visual-card .stat-item .lbl {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ========== SECTION STYLES ========== */
        .section {
            padding: 72px 0;
        }

        .section-alt {
            background: var(--color-bg-alt);
        }

        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 8px;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-dark .section-header h2 {
            color: #fff;
        }

        .section-dark .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-dark .section-label {
            color: var(--color-accent-light);
        }

        /* ========== CARDS ========== */
        .card-event {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card-event:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }

        .card-event-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .card-event-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .card-event:hover .card-event-img img {
            transform: scale(1.06);
        }

        .card-event-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--color-accent);
            color: #fff;
            padding: 5px 12px;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 600;
            z-index: 2;
        }

        .card-event-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-event-body h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card-event-body .event-meta {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            margin-bottom: 10px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .card-event-body .event-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .card-event-body .event-meta i {
            color: var(--color-accent);
            font-size: 0.75rem;
        }

        .card-event-body p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .card-event-body .btn-card {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .card-event-body .btn-card:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
        }

        /* ========== FEATURE ROW ========== */
        .feature-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .feature-item {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-align: center;
        }

        .feature-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-3px);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.4rem;
            color: var(--color-accent-dark);
            transition: all var(--transition-base);
        }

        .feature-item:hover .feature-icon {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 6px 20px rgba(200, 164, 92, 0.3);
        }

        .feature-item h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .feature-item p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== PRIZE SHOWCASE ========== */
        .prize-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .prize-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .prize-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-3px);
        }

        .prize-card .prize-rank {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-accent-dark);
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .prize-card .prize-amount {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            margin-bottom: 4px;
        }

        .prize-card .prize-amount.gold {
            color: var(--color-accent-dark);
        }

        .prize-card .prize-desc {
            font-size: 0.82rem;
            color: var(--color-text-weak);
        }

        .prize-card.featured {
            border: 2px solid var(--color-accent);
            box-shadow: var(--shadow-md);
            position: relative;
            transform: scale(1.04);
        }

        .prize-card.featured::before {
            content: '冠军';
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent);
            color: #fff;
            padding: 4px 16px;
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 1px;
        }

        /* ========== PROCESS / TIMELINE ========== */
        .process-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding-top: 40px;
        }

        .process-step::before {
            content: '';
            position: absolute;
            top: 20px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-border);
            z-index: 0;
        }

        .process-step .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            margin: 0 auto 14px;
            position: relative;
            z-index: 1;
            box-shadow: var(--shadow-md);
        }

        .process-step h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin: 0;
        }

        /* ========== REVIEW / PAST EVENTS ========== */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .review-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .review-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .review-card-img {
            height: 180px;
            overflow: hidden;
        }

        .review-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .review-card:hover .review-card-img img {
            transform: scale(1.05);
        }

        .review-card-body {
            padding: 18px;
        }

        .review-card-body h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .review-card-body .review-date {
            font-size: 0.8rem;
            color: var(--color-text-light);
            margin-bottom: 6px;
        }

        .review-card-body p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin: 0;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-block {
            padding: 20px;
        }

        .stat-block .stat-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-accent-light);
            font-family: var(--font-heading);
            line-height: 1;
        }

        .stat-block .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
        }

        /* ========== RULES BLOCK ========== */
        .rules-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .rule-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--color-border-light);
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: all var(--transition-base);
        }

        .rule-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-accent);
        }

        .rule-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-accent-dark);
            font-size: 1rem;
        }

        .rule-content h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .rule-content p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin: 0;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-heading);
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-accent-dark);
        }

        .faq-question .faq-icon {
            font-size: 0.8rem;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.08);
            z-index: 1;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.06);
            z-index: 1;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 550px;
            margin: 0 auto 24px;
            line-height: 1.6;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-cta-large:hover {
            background: var(--color-accent-light);
            color: var(--color-primary);
            box-shadow: var(--shadow-xl);
            transform: translateY(-3px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.6;
            margin: 0;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-accent-light);
        }

        .footer-bottom-links span {
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }

            .hero-content h1 {
                font-size: 2.2rem;
            }

            .hero-subtitle {
                max-width: 100%;
                margin: 0 auto 12px;
            }

            .hero-qualification {
                max-width: 100%;
                margin: 0 auto 20px;
            }

            .hero-cta-group {
                justify-content: center;
            }

            .hero-visual-card {
                max-width: 100%;
            }

            .hero-section::before {
                width: 100%;
                opacity: 0.3;
            }

            .feature-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .prize-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .prize-card.featured {
                transform: scale(1);
            }

            .process-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }

            .process-step::before {
                display: none;
            }

            .review-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }

            .rules-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                gap: 4px;
                z-index: 1049;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .search-box input {
                width: 100px;
            }

            .hero-content h1 {
                font-size: 1.8rem;
            }

            .hero-section {
                min-height: auto;
            }

            .hero-inner {
                padding: 40px 16px;
            }

            .section {
                padding: 48px 0;
            }

            .section-header h2 {
                font-size: 1.6rem;
            }

            .feature-row {
                grid-template-columns: 1fr;
            }

            .prize-grid {
                grid-template-columns: 1fr 1fr;
            }

            .prize-card.featured {
                transform: scale(1);
            }

            .process-list {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .review-grid {
                grid-template-columns: 1fr;
            }

            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .rules-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .footer-bottom-links {
                justify-content: center;
                flex-wrap: wrap;
            }

            .hero-badge-row {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 0 12px;
                gap: 10px;
            }

            .logo-link {
                font-size: 1.1rem;
            }

            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }

            .search-box {
                display: none;
            }

            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }

            .hero-content h1 {
                font-size: 1.5rem;
            }

            .hero-badge {
                font-size: 0.72rem;
                padding: 4px 10px;
            }

            .prize-grid {
                grid-template-columns: 1fr;
            }

            .prize-card.featured {
                transform: scale(1);
            }

            .stats-bar {
                grid-template-columns: 1fr 1fr;
            }

            .stat-block .stat-num {
                font-size: 1.8rem;
            }

            .btn-cta-large {
                padding: 14px 28px;
                font-size: 1rem;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #0a1628;
            --color-primary-light: #13203d;
            --color-accent: #c8a45c;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #a07830;
            --color-bg: #f7f5f0;
            --color-bg-alt: #f0ede5;
            --color-white: #ffffff;
            --color-text: #1c1c1c;
            --color-text-weak: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e0dcd0;
            --color-border-light: #eae6db;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
            --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.10);
            --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.14);
            --shadow-xl: 0 16px 60px rgba(10, 22, 40, 0.18);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 68px;
            --container-max: 1240px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-shrink: 0;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .logo-link:hover {
            color: var(--color-accent);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.08);
        }
        .nav-links a.active {
            font-weight: 600;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border-radius: 22px;
            padding: 7px 16px;
            gap: 8px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .search-box:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.1);
            background: var(--color-white);
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.88rem;
            color: var(--color-text);
            width: 140px;
        }
        .search-box input::placeholder {
            color: var(--color-text-light);
        }
        .search-box button {
            background: none;
            border: none;
            color: var(--color-text-weak);
            padding: 0;
            font-size: 0.95rem;
            transition: color var(--transition-fast);
        }
        .search-box button:hover {
            color: var(--color-accent);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-primary);
            padding: 8px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            color: var(--color-accent);
        }

        /* ========== HERO - 秒杀闪购条风格 ========== */
        .hero-flash {
            background: linear-gradient(160deg, #0a1628 0%, #13203d 30%, #0d1a30 60%, #0a1628 100%);
            position: relative;
            overflow: hidden;
            padding: 0;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-flash::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-flash::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-accent-light), var(--color-accent), transparent);
            z-index: 2;
        }
        .flash-badge-bar {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            background: linear-gradient(90deg, #c8a45c 0%, #e8c97a 30%, #c8a45c 60%, #a07830 100%);
            padding: 10px 0;
            z-index: 3;
            overflow: hidden;
        }
        .flash-badge-bar-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            animation: flashPulse 2s ease-in-out infinite;
            flex-wrap: wrap;
        }
        @keyframes flashPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.85;
            }
        }
        .flash-badge-bar .badge-icon {
            font-size: 1.1rem;
            animation: bounceIcon 0.7s ease-in-out infinite;
        }
        @keyframes bounceIcon {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
        }
        .flash-badge-bar span {
            color: #1a0a00;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .flash-badge-bar .countdown-inline {
            display: inline-flex;
            gap: 4px;
            align-items: center;
            background: rgba(0, 0, 0, 0.25);
            padding: 4px 12px;
            border-radius: 20px;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .countdown-inline .cd-num {
            background: #fff;
            color: #1a0a00;
            padding: 3px 8px;
            border-radius: 5px;
            font-size: 0.95rem;
            min-width: 28px;
            text-align: center;
            font-weight: 800;
        }
        .hero-flash-content {
            position: relative;
            z-index: 4;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 60px 24px 40px;
            margin-top: 30px;
        }
        .hero-flash-left h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-flash-left h1 .highlight {
            color: var(--color-accent-light);
            position: relative;
        }
        .hero-flash-left .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 24px;
            line-height: 1.6;
            max-width: 480px;
        }
        .hero-flash-left .hero-benefits {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .hero-flash-left .benefit-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 8px 16px;
            border-radius: 20px;
            color: #fff;
            font-size: 0.88rem;
            font-weight: 500;
            white-space: nowrap;
        }
        .hero-flash-left .benefit-tag i {
            color: var(--color-accent-light);
            font-size: 0.8rem;
        }
        .hero-flash-right {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .flash-gift-card {
            background: linear-gradient(145deg, #1a2744 0%, #0f1b30 100%);
            border: 2px solid rgba(200, 164, 92, 0.4);
            border-radius: var(--radius-xl);
            padding: 30px 28px;
            text-align: center;
            max-width: 380px;
            width: 100%;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 80px rgba(200, 164, 92, 0.08);
            position: relative;
            overflow: hidden;
        }
        .flash-gift-card::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.2) 0%, transparent 70%);
            border-radius: 50%;
        }
        .flash-gift-card .gift-ribbon {
            position: absolute;
            top: 16px;
            right: -28px;
            background: var(--color-accent);
            color: #1a0a00;
            font-weight: 700;
            font-size: 0.78rem;
            padding: 6px 36px;
            transform: rotate(45deg);
            letter-spacing: 0.5px;
            z-index: 2;
        }
        .flash-gift-card .gift-icon {
            font-size: 3rem;
            color: var(--color-accent-light);
            margin-bottom: 12px;
            animation: floatGift 3s ease-in-out infinite;
        }
        @keyframes floatGift {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-10px);
            }
        }
        .flash-gift-card h3 {
            color: #fff;
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }
        .flash-gift-card .gift-amount {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-accent-light);
            font-family: var(--font-heading);
            margin-bottom: 4px;
            letter-spacing: 1px;
        }
        .flash-gift-card .gift-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            margin-bottom: 20px;
        }
        .flash-gift-card .gift-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            text-align: left;
        }
        .flash-gift-card .gift-list li {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.88rem;
            padding: 6px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .flash-gift-card .gift-list li i {
            color: var(--color-accent-light);
            font-size: 0.7rem;
        }
        .btn-flash-grab {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: 28px;
            font-size: 1.05rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #1a0a00;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
            box-shadow: 0 6px 24px rgba(200, 164, 92, 0.35);
        }
        .btn-flash-grab:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(200, 164, 92, 0.5);
            color: #1a0a00;
            background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
        }
        .btn-flash-grab:active {
            transform: scale(0.96);
        }

        /* ========== SECTIONS ========== */
        .section-block {
            padding: 60px 0;
        }
        .section-block-alt {
            background: var(--color-bg-alt);
            padding: 60px 0;
        }
        .section-block-dark {
            background: var(--color-primary);
            color: #fff;
            padding: 60px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 8px;
            background: rgba(200, 164, 92, 0.1);
            padding: 5px 14px;
            border-radius: 20px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .section-desc {
            color: var(--color-text-weak);
            font-size: 1.05rem;
            max-width: 700px;
            line-height: 1.6;
        }

        /* ========== STEPS ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }
        .step-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
            box-shadow: var(--shadow-sm);
        }
        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .step-number {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #fff;
            font-weight: 800;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }
        .step-card h3 {
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--color-primary);
            font-family: var(--font-heading);
        }
        .step-card p {
            color: var(--color-text-weak);
            font-size: 0.92rem;
            line-height: 1.6;
            margin: 0;
        }

        /* ========== GAME CARDS ========== */
        .game-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .game-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .game-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .game-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .game-card:hover .game-card-img img {
            transform: scale(1.06);
        }
        .game-card-img .game-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #1a0a00;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 12px;
            letter-spacing: 0.5px;
        }
        .game-card-body {
            padding: 18px;
        }
        .game-card-body h4 {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 6px;
            color: var(--color-primary);
            font-family: var(--font-heading);
        }
        .game-card-body p {
            color: var(--color-text-weak);
            font-size: 0.85rem;
            line-height: 1.5;
            margin: 0;
        }

        /* ========== RULES TABLE ========== */
        .rules-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .rule-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .rule-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }
        .rule-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(200, 164, 92, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.3rem;
            color: var(--color-accent-dark);
        }
        .rule-card h4 {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 4px;
            color: var(--color-primary);
            font-family: var(--font-heading);
        }
        .rule-card p {
            color: var(--color-text-weak);
            font-size: 0.88rem;
            line-height: 1.5;
            margin: 0;
        }

        /* ========== GIFT DETAIL ========== */
        .gift-detail-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .gift-detail-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .gift-detail-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .gift-detail-card .gd-icon {
            font-size: 2.2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .gift-detail-card h4 {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            font-family: var(--font-heading);
            margin-bottom: 6px;
        }
        .gift-detail-card p {
            color: var(--color-text-weak);
            font-size: 0.85rem;
            line-height: 1.5;
            margin: 0;
        }
        .gift-detail-card .gd-value {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-accent-dark);
            font-family: var(--font-heading);
            margin: 8px 0;
        }

        /* ========== LEARNING PATH ========== */
        .path-timeline {
            position: relative;
            padding-left: 40px;
            margin-top: 32px;
        }
        .path-timeline::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-accent-light) 50%, var(--color-accent) 100%);
            border-radius: 2px;
        }
        .path-item {
            position: relative;
            margin-bottom: 28px;
            padding-left: 20px;
        }
        .path-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 8px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--color-accent);
            border: 3px solid var(--color-white);
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.3);
            z-index: 2;
        }
        .path-item h4 {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            font-family: var(--font-heading);
            margin-bottom: 4px;
        }
        .path-item p {
            color: var(--color-text-weak);
            font-size: 0.9rem;
            line-height: 1.5;
            margin: 0;
        }

        /* ========== STATS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .stat-card {
            text-align: center;
            padding: 28px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .stat-card .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-accent-light);
            font-family: var(--font-heading);
            margin-bottom: 4px;
        }
        .stat-card .stat-label {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }
        .testimonial-card .t-quote {
            color: var(--color-text-weak);
            font-size: 0.92rem;
            line-height: 1.6;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .t-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .t-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .t-author strong {
            font-size: 0.9rem;
            color: var(--color-primary);
        }
        .t-author span {
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        /* ========== FAQ ========== */
        .faq-list {
            margin-top: 32px;
            max-width: 800px;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
        }
        .faq-item summary {
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-family: var(--font-heading);
            transition: color var(--transition-fast);
        }
        .faq-item summary:hover {
            color: var(--color-accent-dark);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-arrow {
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            color: var(--color-accent);
            font-size: 0.85rem;
        }
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-item .faq-body {
            padding: 0 22px 18px;
            color: var(--color-text-weak);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(160deg, #0a1628 0%, #13203d 50%, #0d1a30 100%);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            margin-bottom: 28px;
            position: relative;
            z-index: 2;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #1a0a00;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
            box-shadow: 0 8px 28px rgba(200, 164, 92, 0.4);
            position: relative;
            z-index: 2;
        }
        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(200, 164, 92, 0.55);
            color: #1a0a00;
            background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #fff;
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-accent-light);
            display: inline-block;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            line-height: 1.6;
            margin: 0;
        }
        .footer-col h4 {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 12px;
            color: #fff;
            font-family: var(--font-heading);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--color-accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-flash-content {
                grid-template-columns: 1fr;
                gap: 28px;
                text-align: center;
                padding-top: 50px;
            }
            .hero-flash-left .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-flash-left .hero-benefits {
                justify-content: center;
            }
            .flash-gift-card {
                max-width: 340px;
                margin: 0 auto;
            }
            .game-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .gift-detail-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .rules-grid {
                grid-template-columns: 1fr;
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .search-box input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-links.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                border-bottom: 1px solid var(--color-border-light);
                padding: 12px 16px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                z-index: 1040;
            }
            .nav-links.mobile-open a {
                width: 100%;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }
            .search-box {
                display: none;
            }
            .hero-flash-content {
                padding: 40px 16px 32px;
                margin-top: 20px;
            }
            .hero-flash-left h1 {
                font-size: 1.8rem;
            }
            .section-block,
            .section-block-alt,
            .section-block-dark {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .game-cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .gift-detail-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .path-timeline {
                padding-left: 28px;
            }
            .path-timeline::before {
                left: 12px;
            }
            .path-item::before {
                left: -20px;
                width: 10px;
                height: 10px;
            }
            .flash-badge-bar span {
                font-size: 0.8rem;
            }
            .flash-gift-card {
                padding: 20px 16px;
            }
            .flash-gift-card .gift-amount {
                font-size: 2rem;
            }
            .btn-flash-grab {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .hero-flash-left h1 {
                font-size: 1.5rem;
            }
            .hero-flash-left .hero-subtitle {
                font-size: 0.9rem;
            }
            .game-cards-grid {
                grid-template-columns: 1fr;
            }
            .gift-detail-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .flash-badge-bar .countdown-inline {
                font-size: 0.75rem;
                padding: 3px 8px;
            }
            .countdown-inline .cd-num {
                font-size: 0.8rem;
                padding: 2px 6px;
                min-width: 22px;
            }
            .flash-gift-card .gift-ribbon {
                font-size: 0.7rem;
                padding: 4px 28px;
                right: -32px;
            }
            .btn-cta-large {
                padding: 14px 28px;
                font-size: 0.95rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0a1628;
            --color-primary-light: #13203d;
            --color-accent: #c8a45c;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #a07830;
            --color-bg: #f7f5f0;
            --color-bg-alt: #f0ede5;
            --color-white: #ffffff;
            --color-text: #1c1c1c;
            --color-text-weak: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e0dcd0;
            --color-border-light: #eae6db;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
            --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.10);
            --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.14);
            --shadow-xl: 0 16px 60px rgba(10, 22, 40, 0.18);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 68px;
            --container-max: 1240px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-shrink: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--color-accent);
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.08);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border-radius: 24px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-accent);
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            color: var(--color-text);
            width: 140px;
            transition: width var(--transition-base);
        }

        .search-box input:focus {
            width: 180px;
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-box button {
            background: none;
            border: none;
            color: var(--color-text-weak);
            padding: 0;
            font-size: 0.95rem;
            transition: color var(--transition-fast);
        }

        .search-box button:hover {
            color: var(--color-accent);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff !important;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(200, 164, 92, 0.3);
        }

        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 4px 18px rgba(200, 164, 92, 0.45);
            transform: translateY(-1px);
        }

        /* 移动端菜单按钮 */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 6px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            color: var(--color-accent);
        }

        /* ========== BUTTONS ========== */
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff !important;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.3);
        }

        .btn-accent:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 6px 24px rgba(200, 164, 92, 0.45);
            transform: translateY(-2px);
            color: #fff !important;
        }

        .btn-outline-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            transition: all var(--transition-base);
        }

        .btn-outline-accent:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(200, 164, 92, 0.35);
        }

        .btn-primary-solid {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--color-primary);
            color: #fff !important;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 4px 16px rgba(10, 22, 40, 0.25);
        }

        .btn-primary-solid:hover {
            background: var(--color-primary-light);
            box-shadow: 0 6px 24px rgba(10, 22, 40, 0.4);
            transform: translateY(-2px);
            color: #fff !important;
        }

        .btn-lg {
            padding: 14px 36px;
            font-size: 1.1rem;
            border-radius: 30px;
        }

        .btn-xl {
            padding: 16px 42px;
            font-size: 1.15rem;
            border-radius: 32px;
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: 70px 0;
        }

        .section-sm {
            padding: 45px 0;
        }

        .section-lg {
            padding: 90px 0;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            max-width: 600px;
            line-height: 1.6;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header.centered {
            text-align: center;
        }

        .section-header.centered .section-subtitle {
            margin: 0 auto;
        }

        /* ========== BADGE / TAG ========== */
        .badge-accent {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(200, 164, 92, 0.12);
            color: var(--color-accent-dark);
            letter-spacing: 0.4px;
        }

        .badge-hot {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 700;
            background: #fef2f2;
            color: #ef4444;
            letter-spacing: 0.3px;
        }

        .badge-new {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 700;
            background: #ecfdf5;
            color: #10b981;
            letter-spacing: 0.3px;
        }

        /* ========== HERO - 拼团转化 ========== */
        .hero-group {
            position: relative;
            background: var(--color-primary);
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-group::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-group::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 22, 40, 0.92) 0%, rgba(10, 22, 40, 0.7) 50%, rgba(10, 22, 40, 0.85) 100%);
            z-index: 1;
        }

        .hero-group .container {
            position: relative;
            z-index: 2;
        }

        .hero-group-inner {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-group-content {
            color: #fff;
        }

        .hero-group-content .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            background: rgba(200, 164, 92, 0.2);
            color: var(--color-accent-light);
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }

        .hero-group-content .hero-badge i {
            font-size: 0.8rem;
        }

        .hero-group-content h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            color: #fff;
        }

        .hero-group-content h1 span {
            color: var(--color-accent-light);
            position: relative;
        }

        .hero-group-content .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 480px;
        }

        .hero-group-stats {
            display: flex;
            gap: 28px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hero-stat-item .stat-icon {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-light);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .hero-stat-item .stat-info .stat-num {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }

        .hero-stat-item .stat-info .stat-label {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 2px;
        }

        .hero-group-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-group-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            text-align: center;
            color: #fff;
        }

        .hero-group-card .group-avatar-row {
            display: flex;
            justify-content: center;
            margin-bottom: 18px;
            gap: -8px;
        }

        .group-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.5);
            background: var(--color-accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: #fff;
            margin-left: -10px;
        }

        .group-avatar:first-child {
            margin-left: 0;
        }

        .group-avatar.more {
            background: rgba(255, 255, 255, 0.15);
            font-size: 0.7rem;
            border-style: dashed;
        }

        .hero-group-card .group-count {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-accent-light);
            margin-bottom: 6px;
        }

        .hero-group-card .group-count-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
        }

        .hero-group-card .group-progress {
            height: 6px;
            border-radius: 3px;
            background: rgba(255, 255, 255, 0.15);
            margin-bottom: 20px;
            overflow: hidden;
        }

        .hero-group-card .group-progress-bar {
            height: 100%;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
            transition: width 1.5s ease;
        }

        .hero-group-card .group-btns {
            display: flex;
            gap: 10px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-group-start {
            padding: 11px 24px;
            border-radius: 26px;
            font-size: 0.95rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.35);
        }

        .btn-group-start:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 22px rgba(200, 164, 92, 0.5);
            color: #fff;
        }

        .btn-group-join {
            padding: 11px 24px;
            border-radius: 26px;
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-base);
        }

        .btn-group-join:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ========== GAME RANKING ========== */
        .game-ranking-section {
            background: var(--color-white);
        }

        .ranking-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            border: 1px solid transparent;
            cursor: pointer;
        }

        .ranking-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
            background: var(--color-white);
        }

        .ranking-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
            color: #fff;
            background: var(--color-text-weak);
        }

        .ranking-item:nth-child(1) .ranking-num {
            background: linear-gradient(135deg, #f59e0b, #e67e00);
            font-size: 1.2rem;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
        }

        .ranking-item:nth-child(2) .ranking-num {
            background: linear-gradient(135deg, #94a3b8, #64748b);
            font-size: 1.1rem;
            box-shadow: 0 4px 14px rgba(148, 163, 184, 0.4);
        }

        .ranking-item:nth-child(3) .ranking-num {
            background: linear-gradient(135deg, #d4a574, #b8733a);
            font-size: 1.1rem;
            box-shadow: 0 4px 14px rgba(180, 120, 60, 0.4);
        }

        .ranking-info {
            flex: 1;
            min-width: 0;
        }

        .ranking-info .game-name {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            margin-bottom: 2px;
        }

        .ranking-info .game-meta {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .ranking-info .game-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .ranking-tag {
            flex-shrink: 0;
        }

        .ranking-players {
            flex-shrink: 0;
            text-align: right;
            font-size: 0.85rem;
            color: var(--color-text-weak);
        }

        .ranking-players strong {
            display: block;
            font-size: 1.1rem;
            color: var(--color-accent-dark);
            font-weight: 700;
        }

        /* ========== GAME CARDS GRID ========== */
        .game-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .game-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }

        .game-card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--color-bg-alt);
        }

        .game-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .game-card:hover .game-card-img img {
            transform: scale(1.06);
        }

        .game-card-img .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }

        .game-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .game-card-body p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.55;
            margin-bottom: 14px;
            flex: 1;
        }

        .game-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
        }

        .game-card-footer .players-count {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .game-card-footer .btn-sm {
            padding: 7px 16px;
            border-radius: 18px;
            font-size: 0.82rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .game-card-footer .btn-sm:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }

        /* ========== FEATURED GAME SHOWCASE ========== */
        .featured-showcase {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .featured-image-wrap {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4/3;
            background: var(--color-bg-alt);
        }

        .featured-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-image-wrap .featured-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px 24px;
            background: linear-gradient(transparent, rgba(10, 22, 40, 0.8));
            color: #fff;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .featured-detail h3 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .featured-detail .featured-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .featured-detail .featured-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.9rem;
            color: var(--color-text-weak);
            background: var(--color-bg-alt);
            padding: 6px 14px;
            border-radius: 18px;
        }

        .featured-detail p {
            font-size: 1rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .featured-highlights {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 20px;
        }

        .featured-highlight-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 12px 14px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .featured-highlight-item:hover {
            background: var(--color-bg-alt);
        }

        .featured-highlight-item i {
            color: var(--color-accent);
            font-size: 1rem;
            margin-top: 2px;
            flex-shrink: 0;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            text-align: center;
            padding: 28px 20px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .stat-card .stat-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: rgba(200, 164, 92, 0.1);
            color: var(--color-accent-dark);
        }

        .stat-card .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-card .stat-unit {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-weak);
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-scroll {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .testimonial-card .testimonial-stars {
            color: #f59e0b;
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.65;
            margin-bottom: 14px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .author-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
        }

        .testimonial-card .author-game {
            font-size: 0.78rem;
            color: var(--color-text-weak);
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding: 24px 16px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .process-step .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: 0 4px 14px rgba(200, 164, 92, 0.35);
        }

        .process-step h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin: 0;
        }

        /* ========== PROMO BANNER ========== */
        .promo-banner {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            border-radius: var(--radius-xl);
            padding: 40px;
            color: #fff;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 32px;
            align-items: center;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .promo-banner::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.15);
            pointer-events: none;
        }

        .promo-banner .promo-content h3 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }

        .promo-banner .promo-content p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
            line-height: 1.6;
        }

        .promo-banner .promo-timer {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            margin-top: 12px;
            font-weight: 600;
            color: var(--color-accent-light);
        }

        .promo-banner .promo-action {
            flex-shrink: 0;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: none;
            border: none;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            cursor: pointer;
            text-align: left;
            transition: all var(--transition-fast);
            font-family: var(--font-body);
            line-height: 1.5;
        }

        .faq-question:hover {
            color: var(--color-accent-dark);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            transition: all var(--transition-base);
            color: var(--color-text-weak);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-inner {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
            color: #fff;
        }

        .cta-inner h2 {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: #fff;
            letter-spacing: 0.3px;
        }

        .cta-inner p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .cta-inner .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 24px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            margin: 0;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-group-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-group-content h1 {
                font-size: 2.2rem;
            }

            .game-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .featured-showcase {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .testimonials-scroll {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .nav-links {
                gap: 2px;
            }

            .nav-links a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }

            .header-left {
                gap: 18px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                z-index: 1040;
                gap: 4px;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                width: 100%;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                justify-content: flex-start;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .search-box input {
                width: 100px;
            }

            .search-box input:focus {
                width: 130px;
            }

            .hero-group {
                min-height: auto;
                padding: 40px 0;
            }

            .hero-group-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .hero-group-content h1 {
                font-size: 1.8rem;
            }

            .hero-group-stats {
                gap: 16px;
            }

            .hero-group-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-group-card {
                padding: 24px 20px;
            }

            .game-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .featured-showcase {
                grid-template-columns: 1fr;
            }

            .featured-highlights {
                grid-template-columns: 1fr;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .testimonials-scroll {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .promo-banner {
                grid-template-columns: 1fr;
                text-align: center;
                padding: 28px 20px;
                gap: 20px;
            }

            .promo-banner .promo-action {
                display: flex;
                justify-content: center;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .footer-bottom-links {
                justify-content: center;
            }

            .section {
                padding: 45px 0;
            }

            .section-lg {
                padding: 55px 0;
            }

            .cta-inner h2 {
                font-size: 1.6rem;
            }

            .ranking-item {
                flex-wrap: wrap;
                gap: 10px;
            }

            .ranking-players {
                text-align: left;
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .hero-group-content h1 {
                font-size: 1.5rem;
            }

            .hero-group-card .group-btns {
                flex-direction: column;
                gap: 8px;
            }

            .btn-group-start,
            .btn-group-join {
                width: 100%;
                text-align: center;
                justify-content: center;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .stat-card {
                padding: 18px 12px;
            }

            .stat-card .stat-number {
                font-size: 1.5rem;
            }

            .section-title {
                font-size: 1.35rem;
            }

            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }

            .header-inner {
                padding: 0 14px;
                gap: 10px;
            }

            .logo-link {
                font-size: 1.1rem;
            }

            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0a1628;
            --color-primary-light: #13203d;
            --color-accent: #c8a45c;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #a07830;
            --color-bg: #f7f5f0;
            --color-bg-alt: #f0ede5;
            --color-white: #ffffff;
            --color-text: #1c1c1c;
            --color-text-weak: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e0dcd0;
            --color-border-light: #eae6db;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
            --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.10);
            --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.14);
            --shadow-xl: 0 16px 60px rgba(10, 22, 40, 0.18);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 68px;
            --container-max: 1240px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-medium {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-shrink: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--color-accent);
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.08);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border-radius: 22px;
            padding: 7px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-accent);
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.88rem;
            width: 140px;
            color: var(--color-text);
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-box button {
            background: none;
            border: none;
            color: var(--color-text-weak);
            padding: 0;
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }

        .search-box button:hover {
            color: var(--color-accent);
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(200, 164, 92, 0.3);
        }

        .btn-header-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.45);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-primary);
            padding: 6px;
            cursor: pointer;
        }

        /* ========== HERO ========== */
        .hero-banner {
            position: relative;
            background: linear-gradient(170deg, #f7f5f0 0%, #ede8db 40%, #e3dcc8 100%);
            padding: 60px 0 50px;
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }

        .hero-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.13) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(10, 22, 40, 0.04) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-banner .container {
            position: relative;
            z-index: 2;
        }

        .hero-content {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hero-text {
            flex: 1;
            min-width: 280px;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            background: rgba(200, 164, 92, 0.15);
            color: var(--color-accent-dark);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-text h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 18px rgba(200, 164, 92, 0.35);
        }

        .btn-hero-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 6px 24px rgba(200, 164, 92, 0.5);
            transform: translateY(-2px);
        }

        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-border);
            transition: all var(--transition-fast);
        }

        .btn-hero-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.04);
        }

        .hero-visual {
            flex: 0 0 320px;
            min-width: 240px;
            position: relative;
        }

        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .hero-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            text-align: center;
            min-width: 70px;
        }

        .hero-stat-item .stat-num {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-accent-dark);
            line-height: 1.2;
        }

        .hero-stat-item .stat-label {
            font-size: 0.8rem;
            color: var(--color-text-weak);
            margin-top: 2px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: var(--color-bg-alt);
        }

        .section-dark {
            background: var(--color-primary);
            color: #e0dcd0;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-dark .section-subtitle {
            color: #b0a890;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            margin-bottom: 36px;
            max-width: 600px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-title {
            margin-bottom: 10px;
        }

        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== CARDS ========== */
        .card-custom {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 28px 24px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card-custom:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }

        .card-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .card-icon-circle.accent {
            background: rgba(200, 164, 92, 0.12);
            color: var(--color-accent-dark);
        }

        .card-icon-circle.primary {
            background: rgba(10, 22, 40, 0.06);
            color: var(--color-primary);
        }

        .card-icon-circle.success {
            background: rgba(16, 185, 129, 0.1);
            color: var(--color-success);
        }

        .card-custom h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .card-custom p {
            font-size: 0.93rem;
            color: var(--color-text-weak);
            line-height: 1.65;
            margin-bottom: 0;
            flex-grow: 1;
        }

        .card-custom .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent-dark);
            margin-top: 14px;
            transition: gap var(--transition-fast);
        }

        .card-custom .card-link:hover {
            gap: 10px;
            color: var(--color-accent-dark);
        }

        /* ========== STEP CARDS ========== */
        .step-card {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            height: 100%;
        }

        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-heading);
        }

        .step-body h3 {
            font-family: var(--font-heading);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .step-body p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== GAME CARD ========== */
        .game-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .game-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
        }

        .game-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .game-card:hover .game-card-img img {
            transform: scale(1.06);
        }

        .game-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--color-success);
            color: #fff;
            z-index: 2;
        }

        .game-card-body {
            padding: 20px 18px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .game-card-body p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.55;
            margin-bottom: 12px;
            flex-grow: 1;
        }

        .game-card-body .game-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            background: rgba(200, 164, 92, 0.1);
            color: var(--color-accent-dark);
            font-weight: 500;
        }

        /* ========== BONUS BOX ========== */
        .bonus-box {
            background: linear-gradient(135deg, #fffdf5 0%, #fff8e7 100%);
            border: 2px solid var(--color-accent-light);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            text-align: center;
            box-shadow: var(--shadow-md);
            position: relative;
            overflow: hidden;
        }

        .bonus-box::before {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.08);
            pointer-events: none;
        }

        .bonus-box .bonus-icon {
            font-size: 3rem;
            color: var(--color-accent);
            margin-bottom: 12px;
        }

        .bonus-box h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .bonus-box p {
            color: var(--color-text-weak);
            margin-bottom: 16px;
            font-size: 0.95rem;
        }

        .bonus-highlight {
            display: inline-block;
            padding: 8px 20px;
            border-radius: 20px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            letter-spacing: 0.5px;
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            font-family: var(--font-heading);
            user-select: none;
            transition: color var(--transition-fast);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--color-accent-dark);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            font-size: 0.85rem;
            color: var(--color-text-weak);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            left: 50%;
            transform: translateX(-50%);
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: #c0b898;
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 15px 36px;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 700;
            background: var(--color-accent);
            color: #fff;
            border: none;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 28px rgba(200, 164, 92, 0.4);
            letter-spacing: 0.5px;
        }

        .btn-cta-large:hover {
            background: var(--color-accent-light);
            color: #fff;
            box-shadow: 0 8px 36px rgba(200, 164, 92, 0.55);
            transform: translateY(-3px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #c0b898;
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
        }

        .footer-brand p {
            color: #a09880;
            line-height: 1.6;
            font-size: 0.85rem;
            margin: 0;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #a09880;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.8rem;
            color: #8a8070;
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: #8a8070;
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-accent-light);
        }

        .footer-bottom-links span {
            color: #6a6058;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-content {
                gap: 32px;
            }
            .hero-text h1 {
                font-size: 2.1rem;
            }
            .hero-visual {
                flex: 0 0 260px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .nav-links a {
                padding: 7px 11px;
                font-size: 0.82rem;
            }
            .search-box input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                gap: 12px;
            }
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                border-bottom: 2px solid var(--color-border-light);
                display: none;
                z-index: 1049;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.9rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .search-box {
                display: none;
            }
            .hero-content {
                flex-direction: column;
                gap: 28px;
            }
            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 360px;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .hero-banner {
                padding: 40px 0 36px;
                min-height: auto;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom-links {
                justify-content: center;
            }
            .hero-stats-row {
                gap: 20px;
            }
            .step-card {
                flex-direction: column;
                gap: 14px;
                align-items: center;
                text-align: center;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-text .hero-subtitle {
                font-size: 0.95rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 11px 20px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-stats-row {
                gap: 14px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.3rem;
            }
            .bonus-box {
                padding: 24px 18px;
            }
            .bonus-box h3 {
                font-size: 1.2rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .card-custom {
                padding: 20px 16px;
            }
            .game-card-body {
                padding: 16px 14px;
            }
            .btn-cta-large {
                padding: 13px 24px;
                font-size: 0.95rem;
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #0a1628;
            --color-primary-light: #13203d;
            --color-accent: #c8a45c;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #a07830;
            --color-bg: #f7f5f0;
            --color-bg-alt: #f0ede5;
            --color-white: #ffffff;
            --color-text: #1c1c1c;
            --color-text-weak: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e0dcd0;
            --color-border-light: #eae6db;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
            --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.10);
            --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.14);
            --shadow-xl: 0 16px 60px rgba(10, 22, 40, 0.18);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 68px;
            --container-max: 1240px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-shrink: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--color-accent);
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.08);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border-radius: 24px;
            padding: 6px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-accent);
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 140px;
            color: var(--color-text);
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-box button {
            background: none;
            border: none;
            color: var(--color-text-weak);
            padding: 0;
            font-size: 0.95rem;
            transition: color var(--transition-fast);
        }

        .search-box button:hover {
            color: var(--color-accent);
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #fff;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(200, 164, 92, 0.3);
        }

        .btn-header-cta:hover {
            background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
            color: #fff;
            box-shadow: 0 4px 18px rgba(200, 164, 92, 0.45);
            transform: translateY(-1px);
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 4px;
            cursor: pointer;
        }

        /* ========== HERO - 限时闪购条风格 ========== */
        .hero-strategy {
            position: relative;
            background: var(--color-primary);
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero-strategy-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-strategy-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 22, 40, 0.7) 0%, rgba(10, 22, 40, 0.92) 100%);
            z-index: 1;
        }

        .hero-strategy-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 50px 0;
        }

        .flash-deal-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            background: rgba(200, 164, 92, 0.15);
            border: 1px solid rgba(200, 164, 92, 0.35);
            border-radius: var(--radius-lg);
            padding: 14px 28px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .flash-deal-icon {
            font-size: 1.4rem;
            color: var(--color-accent-light);
            animation: pulse-icon 1.2s ease-in-out infinite;
        }

        @keyframes pulse-icon {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.25);
            }
        }

        .flash-deal-label {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-accent-light);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .countdown-timer {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .countdown-unit {
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.15rem;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            min-width: 36px;
            text-align: center;
            font-variant-numeric: tabular-nums;
            font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
        }

        .countdown-sep {
            color: var(--color-accent-light);
            font-weight: 700;
            font-size: 1.1rem;
        }

        .hero-strategy-main {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .hero-strategy-text {
            flex: 1;
            min-width: 300px;
        }

        .hero-strategy-text h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .hero-strategy-text h1 span {
            color: var(--color-accent-light);
        }

        .hero-strategy-text .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            line-height: 1.7;
            max-width: 520px;
        }

        .hero-strategy-card {
            flex: 0 0 380px;
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-xl);
            padding: 28px;
            text-align: center;
            box-shadow: var(--shadow-xl);
            min-width: 300px;
        }

        .hero-strategy-card .featured-badge {
            display: inline-block;
            background: var(--color-danger);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: 14px;
            animation: badge-glow 2s ease-in-out infinite;
        }

        @keyframes badge-glow {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(239, 68, 68, 0);
            }
        }

        .hero-strategy-card img {
            width: 100%;
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .hero-strategy-card h3 {
            color: #fff;
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .hero-strategy-card .card-price {
            color: var(--color-accent-light);
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 4px;
        }

        .hero-strategy-card .card-original {
            color: rgba(255, 255, 255, 0.45);
            text-decoration: line-through;
            font-size: 0.9rem;
            margin-bottom: 16px;
        }

        .btn-grab {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 700;
            background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
            color: #fff;
            border: none;
            letter-spacing: 0.5px;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
            cursor: pointer;
        }

        .btn-grab:hover {
            background: linear-gradient(135deg, #f87171 0%, #ef4444 100%);
            color: #fff;
            box-shadow: 0 6px 28px rgba(239, 68, 68, 0.55);
            transform: translateY(-2px);
        }

        .btn-grab:active {
            transform: scale(0.96);
        }

        /* ========== SECTION TITLES ========== */
        .section-title-group {
            margin-bottom: 36px;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--color-text-weak);
            max-width: 600px;
            line-height: 1.7;
        }

        /* ========== STRATEGY CATEGORY PILLS ========== */
        .strategy-categories {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            padding: 8px 0;
        }

        .strategy-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 28px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            color: var(--color-text);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .strategy-pill:hover,
        .strategy-pill.active-pill {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .strategy-pill i {
            font-size: 0.85rem;
        }

        /* ========== FEATURED STRATEGY CARD ========== */
        .featured-strategy-row {
            display: flex;
            gap: 32px;
            align-items: stretch;
            flex-wrap: wrap;
        }

        .featured-strategy-large {
            flex: 1;
            min-width: 340px;
            background: var(--color-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .featured-strategy-large:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .featured-strategy-large img {
            width: 100%;
            aspect-ratio: 21/9;
            object-fit: cover;
        }

        .featured-strategy-large .card-body-inner {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-strategy-large h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .featured-strategy-large p {
            color: var(--color-text-weak);
            font-size: 0.95rem;
            line-height: 1.7;
            flex: 1;
        }

        .strategy-meta {
            display: flex;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin-top: 12px;
            flex-wrap: wrap;
        }

        .strategy-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .btn-outline-accent {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            border: 2px solid var(--color-accent);
            color: var(--color-accent-dark);
            background: transparent;
            transition: all var(--transition-fast);
            align-self: flex-start;
            margin-top: 14px;
        }

        .btn-outline-accent:hover {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        .featured-strategy-side {
            flex: 0 0 340px;
            min-width: 280px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .strategy-mini-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: 1px solid transparent;
        }

        .strategy-mini-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateX(4px);
        }

        .strategy-mini-card .mini-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-accent-dark);
            flex-shrink: 0;
        }

        .strategy-mini-card .mini-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 2px;
        }

        .strategy-mini-card .mini-info span {
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        /* ========== PROGRESS PATH ========== */
        .progress-path-section {
            background: var(--color-primary);
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }

        .progress-path-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            z-index: 0;
        }

        .progress-path-section .container {
            position: relative;
            z-index: 1;
        }

        .progress-path-section .section-title {
            color: #fff;
            text-align: center;
        }

        .progress-path-section .section-desc {
            color: rgba(255, 255, 255, 0.7);
            text-align: center;
            margin: 0 auto 40px;
        }

        .progress-steps {
            display: flex;
            gap: 0;
            align-items: stretch;
            flex-wrap: wrap;
            justify-content: center;
        }

        .progress-step {
            flex: 1;
            min-width: 200px;
            max-width: 260px;
            text-align: center;
            padding: 28px 20px;
            position: relative;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition-base);
        }

        .progress-step:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(200, 164, 92, 0.4);
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .progress-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            font-weight: 800;
            font-size: 1.3rem;
            margin-bottom: 16px;
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.4);
        }

        .progress-step h4 {
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 6px;
        }

        .progress-step p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.85rem;
            line-height: 1.6;
            margin: 0;
        }

        .progress-connector {
            display: flex;
            align-items: center;
            color: rgba(255, 255, 255, 0.35);
            font-size: 1.2rem;
            flex-shrink: 0;
            padding: 0 4px;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-xl);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .testimonial-card .quote-icon {
            font-size: 2.5rem;
            color: var(--color-accent);
            opacity: 0.3;
            position: absolute;
            top: 16px;
            right: 20px;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 16px;
            font-style: italic;
            position: relative;
            z-index: 1;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--color-border-light);
            padding-top: 14px;
        }

        .testimonial-card .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-accent-dark);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-primary);
        }

        .testimonial-card .author-role {
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        /* ========== DATA INSIGHT ========== */
        .data-insight-row {
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
        }

        .data-insight-text {
            flex: 1;
            min-width: 300px;
        }

        .data-insight-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .data-insight-text p {
            color: var(--color-text-weak);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .data-insight-visual {
            flex: 1;
            min-width: 300px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .data-stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }

        .data-stat-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-3px);
        }

        .data-stat-card .stat-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent-dark);
            font-family: var(--font-heading);
        }

        .data-stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            margin-top: 4px;
        }

        /* ========== TUTORIAL GRID ========== */
        .tutorial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .tutorial-card {
            background: var(--color-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
        }

        .tutorial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
        }

        .tutorial-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .tutorial-card .tutorial-body {
            padding: 20px;
        }

        .tutorial-card .tutorial-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 14px;
            background: rgba(200, 164, 92, 0.12);
            color: var(--color-accent-dark);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .tutorial-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .tutorial-card p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0;
        }

        .tutorial-card .tutorial-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
        }

        .tutorial-card .tutorial-footer .difficulty {
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        .tutorial-card .tutorial-footer .read-more-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            transition: color var(--transition-fast);
        }

        .tutorial-card .tutorial-footer .read-more-link:hover {
            color: var(--color-accent);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-bg-alt);
            padding: 60px 0;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-accent-dark);
        }

        .faq-question .faq-icon {
            font-size: 0.8rem;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        .faq-answer p {
            color: var(--color-text-weak);
            font-size: 0.93rem;
            line-height: 1.75;
            margin: 0;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 38px;
            border-radius: 30px;
            font-size: 1.05rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #fff;
            border: none;
            letter-spacing: 0.5px;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 28px rgba(200, 164, 92, 0.45);
            cursor: pointer;
        }

        .btn-cta-large:hover {
            background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
            color: #fff;
            box-shadow: 0 8px 36px rgba(200, 164, 92, 0.6);
            transform: translateY(-3px);
        }

        .btn-cta-large:active {
            transform: scale(0.95);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 32px;
            margin-bottom: 32px;
        }

        .site-footer .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 10px;
        }

        .site-footer .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            font-size: 0.85rem;
        }

        .site-footer .footer-col h4 {
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }

        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 6px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .site-footer .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .site-footer .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom-links a:hover {
            color: var(--color-accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .hero-strategy-main {
                gap: 24px;
            }
            .hero-strategy-card {
                flex: 0 0 320px;
                min-width: 260px;
            }
            .hero-strategy-text h1 {
                font-size: 2rem;
            }
            .featured-strategy-side {
                flex: 0 0 280px;
                min-width: 240px;
            }
            .progress-connector {
                display: none;
            }
            .progress-steps {
                gap: 16px;
            }
            .progress-step {
                min-width: 160px;
                max-width: 220px;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                z-index: 1049;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                width: 100%;
            }
            .search-box input {
                width: 100px;
            }
            .hero-strategy {
                min-height: auto;
                padding: 30px 0;
            }
            .hero-strategy-main {
                flex-direction: column;
            }
            .hero-strategy-card {
                flex: 1 1 auto;
                width: 100%;
                min-width: auto;
            }
            .hero-strategy-text h1 {
                font-size: 1.7rem;
            }
            .flash-deal-bar {
                padding: 10px 16px;
                gap: 8px;
                font-size: 0.85rem;
            }
            .countdown-unit {
                font-size: 1rem;
                padding: 3px 8px;
                min-width: 28px;
            }
            .featured-strategy-row {
                flex-direction: column;
            }
            .featured-strategy-side {
                flex: 1 1 auto;
                min-width: auto;
            }
            .data-insight-row {
                flex-direction: column;
            }
            .data-insight-visual {
                grid-template-columns: 1fr 1fr;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .tutorial-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .progress-steps {
                flex-direction: column;
                align-items: center;
            }
            .progress-step {
                max-width: 100%;
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 0 12px;
                gap: 10px;
            }
            .logo-link {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .search-box {
                display: none;
            }
            .btn-header-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .hero-strategy-text h1 {
                font-size: 1.4rem;
            }
            .hero-strategy-card {
                padding: 18px;
            }
            .flash-deal-bar {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .countdown-timer {
                justify-content: center;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .data-insight-visual {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .strategy-categories {
                gap: 6px;
            }
            .strategy-pill {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .btn-cta-large {
                padding: 12px 26px;
                font-size: 0.95rem;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent-dark);
        }
        .bg-alt {
            background: var(--color-bg-alt);
        }
        .py-section {
            padding: 60px 0;
        }
        .py-section-sm {
            padding: 40px 0;
        }
        @media (max-width: 768px) {
            .py-section {
                padding: 40px 0;
            }
            .py-section-sm {
                padding: 28px 0;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #0a1628;
            --color-primary-light: #13203d;
            --color-accent: #c8a45c;
            --color-accent-light: #e8c97a;
            --color-accent-dark: #a07830;
            --color-bg: #f7f5f0;
            --color-bg-alt: #f0ede5;
            --color-white: #ffffff;
            --color-text: #1c1c1c;
            --color-text-weak: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e0dcd0;
            --color-border-light: #eae6db;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
            --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.10);
            --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.14);
            --shadow-xl: 0 16px 60px rgba(10, 22, 40, 0.18);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 68px;
            --container-max: 1240px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 32px;
            flex-shrink: 0;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--color-accent);
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-dark);
            background: rgba(200, 164, 92, 0.08);
        }

        .nav-links a.active {
            font-weight: 600;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border-radius: 22px;
            padding: 6px 14px;
            gap: 8px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.1);
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.88rem;
            width: 140px;
            color: var(--color-text);
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-box button {
            background: none;
            border: none;
            color: var(--color-text-weak);
            padding: 0;
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }

        .search-box button:hover {
            color: var(--color-accent);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 6px;
            cursor: pointer;
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(160deg, #0d1b33 0%, #0a1628 30%, #13203d 60%, #0d1b33 100%);
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding: 60px 0;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.12) 0%, transparent 70%);
            z-index: 0;
            border-radius: 50%;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-text-area {
            color: #fff;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(200, 164, 92, 0.2);
            color: var(--color-accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 18px;
            border: 1px solid rgba(200, 164, 92, 0.3);
        }

        .hero-text-area h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .hero-text-area h1 span {
            color: var(--color-accent-light);
        }

        .hero-text-area .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            line-height: 1.6;
            max-width: 480px;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.4px;
            box-shadow: 0 6px 24px rgba(200, 164, 92, 0.35);
        }

        .btn-hero-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(200, 164, 92, 0.5);
            color: #fff;
            background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
        }

        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition-base);
            letter-spacing: 0.4px;
        }

        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }

        /* Flash Sale Card */
        .flash-sale-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            position: relative;
            z-index: 1;
        }

        .flash-sale-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .flash-icon {
            font-size: 1.5rem;
            color: #ff6b6b;
            animation: pulse-fire 1.2s ease-in-out infinite;
        }

        @keyframes pulse-fire {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.2);
            }
        }

        .flash-label {
            font-weight: 700;
            color: #ff6b6b;
            font-size: 1rem;
            letter-spacing: 1px;
        }

        .flash-countdown {
            display: flex;
            gap: 8px;
            align-items: center;
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .countdown-item {
            background: rgba(0, 0, 0, 0.4);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            text-align: center;
            min-width: 50px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .countdown-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            line-height: 1;
            font-family: var(--font-heading);
        }

        .countdown-label {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.6);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-top: 2px;
        }

        .countdown-sep {
            font-size: 1.4rem;
            color: rgba(255, 255, 255, 0.5);
            font-weight: 700;
        }

        .flash-product-card {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 16px;
            display: flex;
            gap: 14px;
            align-items: center;
            margin-bottom: 16px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .flash-product-img {
            width: 70px;
            height: 70px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: rgba(200, 164, 92, 0.2);
        }

        .flash-product-info h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .flash-product-info .flash-price {
            color: #ff6b6b;
            font-weight: 700;
            font-size: 1.2rem;
        }

        .flash-product-info .flash-original {
            color: rgba(255, 255, 255, 0.45);
            text-decoration: line-through;
            font-size: 0.8rem;
            margin-left: 8px;
        }

        .flash-stock-bar {
            height: 5px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 3px;
            margin-top: 6px;
            overflow: hidden;
        }

        .flash-stock-fill {
            height: 100%;
            background: linear-gradient(90deg, #ff6b6b, #ff9a3c);
            border-radius: 3px;
            width: 35%;
            animation: stock-shrink 60s linear forwards;
        }

        @keyframes stock-shrink {
            from {
                width: 100%;
            }
            to {
                width: 5%;
            }
        }

        .btn-flash-grab {
            display: block;
            width: 100%;
            padding: 12px;
            border-radius: 26px;
            font-weight: 700;
            font-size: 1rem;
            background: linear-gradient(135deg, #ff6b6b, #e04545);
            color: #fff;
            border: none;
            text-align: center;
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
            cursor: pointer;
        }

        .btn-flash-grab:hover {
            background: linear-gradient(135deg, #ff7b7b, #f05050);
            box-shadow: 0 8px 28px rgba(255, 107, 107, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ========== SECTION STYLES ========== */
        .section {
            padding: 70px 0;
        }

        .section-alt {
            background: var(--color-bg-alt);
        }

        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }

        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-primary);
            letter-spacing: 0.4px;
            line-height: 1.3;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-desc {
            color: var(--color-text-weak);
            font-size: 1.05rem;
            line-height: 1.6;
            max-width: 700px;
            margin-bottom: 32px;
        }

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== VIP TIER CARDS ========== */
        .vip-tier-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .vip-tier-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 2px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .vip-tier-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }

        .vip-tier-card.featured {
            border-color: var(--color-accent);
            background: linear-gradient(180deg, #fffdf7 0%, #fff 30%);
            box-shadow: var(--shadow-md);
        }

        .vip-tier-card.featured::before {
            content: '热门';
            position: absolute;
            top: 12px;
            right: -28px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 30px;
            transform: rotate(45deg);
            letter-spacing: 0.5px;
        }

        .tier-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
        }

        .tier-bronze {
            background: linear-gradient(135deg, #c49a6c, #a0724a);
        }
        .tier-silver {
            background: linear-gradient(135deg, #bcc6d0, #8899a6);
        }
        .tier-gold {
            background: linear-gradient(135deg, #e8c97a, #c8a45c);
        }
        .tier-platinum {
            background: linear-gradient(135deg, #7ec8e3, #4a90b8);
        }
        .tier-diamond {
            background: linear-gradient(135deg, #b8a0e8, #7c5ce0);
        }

        .tier-name {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 6px;
            color: var(--color-primary);
        }

        .tier-threshold {
            font-size: 0.8rem;
            color: var(--color-text-weak);
            margin-bottom: 10px;
        }

        .tier-benefits {
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 0.82rem;
            color: var(--color-text-weak);
            text-align: left;
        }

        .tier-benefits li {
            padding: 4px 0;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .tier-benefits li i {
            color: var(--color-success);
            font-size: 0.7rem;
            flex-shrink: 0;
        }

        /* ========== BENEFIT CARDS ========== */
        .benefit-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .benefit-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .benefit-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .benefit-icon-circle {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
        }

        .benefit-info h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: var(--color-primary);
        }

        .benefit-info p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== POINTS SECTION ========== */
        .points-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .points-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .points-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .points-num {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-heading);
            line-height: 1;
            margin-bottom: 8px;
        }

        .points-card h4 {
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 4px;
            color: var(--color-primary);
        }

        .points-card p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            margin: 0;
        }

        /* ========== EVENT / TOURNAMENT ========== */
        .event-horizontal {
            display: flex;
            gap: 20px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--color-border-light);
            align-items: center;
            transition: all var(--transition-base);
            margin-bottom: 16px;
        }

        .event-horizontal:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }

        .event-date-badge {
            flex-shrink: 0;
            width: 70px;
            height: 70px;
            border-radius: var(--radius-md);
            background: var(--color-primary);
            color: #fff;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        .event-date-day {
            font-size: 1.6rem;
            font-weight: 700;
            line-height: 1;
        }

        .event-date-month {
            font-size: 0.75rem;
            letter-spacing: 1px;
            opacity: 0.8;
        }

        .event-info {
            flex: 1;
        }

        .event-info h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 4px;
            color: var(--color-primary);
        }

        .event-info p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            margin: 0;
        }

        .event-tag {
            display: inline-block;
            background: rgba(200, 164, 92, 0.12);
            color: var(--color-accent-dark);
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-right: 6px;
        }

        /* ========== UPGRADE PATH ========== */
        .upgrade-path {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0;
            flex-wrap: wrap;
            position: relative;
        }

        .upgrade-step {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            flex: 1;
            min-width: 140px;
            border: 2px solid var(--color-border-light);
            position: relative;
            transition: all var(--transition-base);
            z-index: 1;
        }

        .upgrade-step:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            z-index: 2;
        }

        .upgrade-step.active-step {
            border-color: var(--color-accent);
            background: #fffdf7;
            box-shadow: var(--shadow-md);
        }

        .upgrade-arrow {
            font-size: 1.5rem;
            color: var(--color-accent);
            flex-shrink: 0;
            padding: 0 8px;
            z-index: 0;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            margin-bottom: 10px;
        }

        .upgrade-step h4 {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 4px;
            color: var(--color-primary);
        }

        .upgrade-step p {
            font-size: 0.8rem;
            color: var(--color-text-weak);
            margin: 0;
        }

        /* ========== STATS ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-item {
            padding: 20px;
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-heading);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.5px;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }

        .testimonial-stars {
            color: #f59e0b;
            margin-bottom: 10px;
            font-size: 0.9rem;
        }

        .testimonial-text {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin-bottom: 12px;
            line-height: 1.5;
            font-style: italic;
        }

        .testimonial-author {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-primary);
        }

        .testimonial-tag {
            font-size: 0.75rem;
            color: var(--color-text-light);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-accent);
        }

        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-primary);
            font-size: 1rem;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-accent-dark);
        }

        .faq-question i {
            transition: transform var(--transition-base);
            color: var(--color-text-light);
        }

        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        .faq-answer {
            padding: 0 22px 18px;
            color: var(--color-text-weak);
            font-size: 0.92rem;
            line-height: 1.6;
            display: none;
        }

        .faq-answer.show {
            display: block;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(160deg, #0d1b33 0%, #13203d 50%, #0a1628 100%);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: 50%;
            transform: translateX(-50%);
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(200, 164, 92, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 0;
        }

        .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-content h2 {
            color: #fff;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 15px 36px;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #fff;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
            box-shadow: 0 8px 30px rgba(200, 164, 92, 0.4);
        }

        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(200, 164, 92, 0.55);
            color: #fff;
            background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a1628;
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 24px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }

        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 7px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-accent-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .hero-text-area h1 {
                font-size: 2.2rem;
            }
            .vip-tier-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .benefit-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .points-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .upgrade-path {
                flex-direction: column;
                gap: 8px;
            }
            .upgrade-arrow {
                transform: rotate(90deg);
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .search-box input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: auto;
                padding: 40px 0;
            }
            .hero-text-area h1 {
                font-size: 1.8rem;
            }
            .vip-tier-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .benefit-grid {
                grid-template-columns: 1fr;
            }
            .points-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .event-horizontal {
                flex-direction: column;
                text-align: center;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .nav-links {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-links.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                padding: 16px;
                gap: 4px;
                border-bottom: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
                z-index: 1040;
            }
            .nav-links.mobile-open a {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
            }
            .header-right {
                gap: 8px;
            }
            .search-box {
                display: none;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .flash-sale-card {
                padding: 20px 16px;
            }
            .countdown-item {
                padding: 8px 10px;
                min-width: 40px;
            }
            .countdown-num {
                font-size: 1.3rem;
            }
            .upgrade-path {
                flex-direction: column;
                gap: 6px;
            }
            .upgrade-arrow {
                transform: rotate(90deg);
                font-size: 1.2rem;
            }
            .upgrade-step {
                min-width: auto;
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .hero-text-area h1 {
                font-size: 1.5rem;
            }
            .vip-tier-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .vip-tier-card {
                padding: 18px 12px;
            }
            .tier-icon {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
            }
            .points-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .stat-number {
                font-size: 2rem;
            }
            .cta-content h2 {
                font-size: 1.5rem;
            }
            .btn-cta-large {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .flash-countdown {
                gap: 4px;
            }
            .countdown-item {
                padding: 6px 8px;
                min-width: 36px;
            }
            .countdown-num {
                font-size: 1.1rem;
            }
            .countdown-label {
                font-size: 0.6rem;
            }
        }