/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #1a2a6c;
            --color-primary-light: #2a3f8a;
            --color-primary-dark: #0f1a4a;
            --color-accent: #e94560;
            --color-accent-light: #f05a73;
            --color-accent-dark: #d1304a;
            --color-gold: #f0a500;
            --color-gold-light: #ffb820;
            --color-bg: #f8f9fc;
            --color-bg-alt: #ffffff;
            --color-bg-dark: #0d1117;
            --color-text: #1a1a2e;
            --color-text-light: #4a4a6a;
            --color-text-muted: #8888a0;
            --color-border: #e2e5f0;
            --color-border-light: #f0f2f8;
            --color-success: #22c55e;
            --shadow-sm: 0 2px 8px rgba(26, 42, 108, 0.06);
            --shadow-md: 0 8px 30px rgba(26, 42, 108, 0.10);
            --shadow-lg: 0 20px 60px rgba(26, 42, 108, 0.14);
            --shadow-hover: 0 16px 48px rgba(233, 69, 96, 0.18);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --transition: 0.30s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1280px;
            --header-height: 72px;
        }

        /* ===== 基础 Reset ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--color-accent); }
        a:focus-visible { outline: 3px solid var(--color-accent-light); outline-offset: 2px; border-radius: 4px; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--color-primary-dark); }
        h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
        h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
        h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
        h4 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
        p { margin-bottom: 1rem; color: var(--color-text-light); }
        ::selection { background: var(--color-accent); color: #fff; }

        /* ===== 容器 ===== */
        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        @media screen and (max-width: 768px) {
            .container-custom { padding: 0 16px; }
        }

        /* ===== 通用间距 ===== */
        .section-padding { padding: 80px 0; }
        .section-padding-sm { padding: 48px 0; }
        @media screen and (max-width: 768px) {
            .section-padding { padding: 48px 0; }
            .section-padding-sm { padding: 32px 0; }
        }

        /* ===== 导航 Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            z-index: 1000;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-primary-dark);
            letter-spacing: -0.5px;
            transition: opacity var(--transition);
        }
        .site-logo:hover { opacity: 0.85; color: var(--color-primary-dark); }
        .site-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
        }
        .site-logo .logo-text {
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-list a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            position: relative;
        }
        .nav-list a:hover {
            color: var(--color-primary);
            background: rgba(26, 42, 108, 0.05);
        }
        .nav-list a.active {
            color: var(--color-primary);
            background: rgba(26, 42, 108, 0.08);
            font-weight: 600;
        }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 4px;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px !important;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark)) !important;
            color: #fff !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            box-shadow: 0 4px 16px rgba(233, 69, 96, 0.30);
            transition: all var(--transition) !important;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(233, 69, 96, 0.40) !important;
            background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent)) !important;
            color: #fff !important;
        }
        .nav-cta i { font-size: 0.9rem; }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-primary-dark);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .menu-toggle:hover { background: rgba(26, 42, 108, 0.05); }

        @media screen and (max-width: 1024px) {
            .nav-list { gap: 2px; }
            .nav-list a { padding: 6px 14px; font-size: 0.9rem; }
        }
        @media screen and (max-width: 768px) {
            .menu-toggle { display: block; }
            .nav-list {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--color-border);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all 0.4s ease;
                box-shadow: var(--shadow-md);
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-list a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
                border-radius: var(--radius-sm);
            }
            .nav-list a.active::after { display: none; }
            .nav-list a.active { background: rgba(26, 42, 108, 0.08); }
            .nav-cta {
                margin-top: 8px;
                justify-content: center;
                padding: 14px 24px !important;
            }
        }

        /* ===== Hero 首屏 ===== */
        .hero-section {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            padding-top: var(--header-height);
            background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 40%, var(--color-primary-light) 100%);
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(233, 69, 96, 0.20) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(240, 165, 0, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .hero-content h1 {
            color: #fff;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero-content h1 .highlight {
            background: linear-gradient(135deg, var(--color-gold), var(--color-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-content p {
            color: rgba(255, 255, 255, 0.80);
            font-size: 1.2rem;
            max-width: 520px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 32px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 50px;
            color: rgba(255, 255, 255, 0.92);
            font-size: 0.85rem;
            font-weight: 500;
        }
        .hero-badge i { color: var(--color-gold); font-size: 0.8rem; }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            box-shadow: 0 8px 28px rgba(233, 69, 96, 0.35);
            transition: all var(--transition);
        }
        .btn-primary-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(233, 69, 96, 0.45);
            color: #fff;
        }
        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 36px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.30);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-outline-custom:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background: rgba(240, 165, 0, 0.08);
            transform: translateY(-3px);
        }
        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }
        .hero-card-showcase {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.10);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            width: 100%;
            max-width: 480px;
            box-shadow: var(--shadow-lg);
        }
        .hero-card-showcase .stat-row {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 12px;
            margin-bottom: 24px;
        }
        .hero-card-showcase .stat-item {
            text-align: center;
            padding: 12px 8px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-sm);
        }
        .hero-card-showcase .stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-gold);
            line-height: 1.2;
        }
        .hero-card-showcase .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }
        .hero-card-showcase .feature-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .hero-card-showcase .feature-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .hero-card-showcase .feature-item:hover { background: rgba(255, 255, 255, 0.10); }
        .hero-card-showcase .feature-icon {
            width: 36px;
            height: 36px;
            background: rgba(240, 165, 0, 0.18);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .hero-card-showcase .feature-text {
            color: rgba(255, 255, 255, 0.88);
            font-weight: 500;
            font-size: 0.95rem;
        }
        .hero-card-showcase .feature-desc {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.82rem;
        }

        @media screen and (max-width: 1024px) {
            .hero-section { min-height: auto; padding: 100px 0 60px; }
            .hero-grid { grid-template-columns: 1fr; gap: 40px; }
            .hero-content p { max-width: 100%; }
            .hero-card-showcase { max-width: 100%; }
        }
        @media screen and (max-width: 520px) {
            .hero-badges { gap: 8px; }
            .hero-badge { font-size: 0.8rem; padding: 4px 12px; }
            .hero-actions { flex-direction: column; }
            .btn-primary-custom, .btn-outline-custom { width: 100%; justify-content: center; }
            .hero-card-showcase .stat-row { grid-template-columns: 1fr 1fr; }
        }

        /* ===== 板块通用标题 ===== */
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            margin-bottom: 12px;
        }
        .section-title p {
            max-width: 600px;
            margin: 0 auto;
            color: var(--color-text-muted);
            font-size: 1.1rem;
        }
        .section-title .title-tag {
            display: inline-block;
            padding: 4px 16px;
            background: rgba(233, 69, 96, 0.08);
            color: var(--color-accent);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        /* ===== 核心说明板块 ===== */
        .about-section {
            background: var(--color-bg-alt);
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .about-image {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: linear-gradient(145deg, var(--color-primary-light), var(--color-primary-dark));
            min-height: 320px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .about-image .placeholder-content {
            text-align: center;
            color: rgba(255, 255, 255, 0.85);
            padding: 40px;
        }
        .about-image .placeholder-content i {
            font-size: 4rem;
            color: var(--color-gold);
            margin-bottom: 16px;
        }
        .about-image .placeholder-content h3 {
            color: #fff;
            font-size: 1.6rem;
        }
        .about-text h3 {
            margin-bottom: 16px;
        }
        .about-text p {
            margin-bottom: 20px;
        }
        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-top: 24px;
        }
        .about-feature-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px;
            background: var(--color-bg);
            border-radius: var(--radius-sm);
            transition: box-shadow var(--transition);
        }
        .about-feature-item:hover { box-shadow: var(--shadow-sm); }
        .about-feature-item i {
            color: var(--color-accent);
            font-size: 1.2rem;
            margin-top: 2px;
            flex-shrink: 0;
        }
        .about-feature-item strong {
            display: block;
            font-weight: 600;
            color: var(--color-primary-dark);
            margin-bottom: 4px;
        }
        .about-feature-item span {
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }

        @media screen and (max-width: 768px) {
            .about-grid { grid-template-columns: 1fr; gap: 32px; }
            .about-features { grid-template-columns: 1fr; }
            .about-image { min-height: 240px; }
        }

        /* ===== 分类入口板块 ===== */
        .categories-section {
            background: var(--color-bg);
        }
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .category-card {
            background: var(--color-bg-alt);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            text-align: center;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }
        .category-card .cat-icon {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.6rem;
            color: #fff;
        }
        .category-card h3 {
            font-size: 1.25rem;
            margin-bottom: 8px;
        }
        .category-card p {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }
        .category-card .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-accent);
            font-size: 0.95rem;
        }
        .category-card .cat-link i { transition: transform var(--transition); }
        .category-card .cat-link:hover i { transform: translateX(4px); }

        @media screen and (max-width: 768px) {
            .categories-grid { grid-template-columns: 1fr; gap: 16px; }
        }
        @media screen and (min-width: 769px) and (max-width: 1024px) {
            .categories-grid { grid-template-columns: repeat(2, 1fr); }
        }

        /* ===== 最新资讯 / 列表板块 ===== */
        .news-section {
            background: var(--color-bg-alt);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-primary-light);
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 0.85rem;
        }
        .news-card .news-category {
            display: inline-block;
            padding: 2px 12px;
            background: rgba(26, 42, 108, 0.08);
            color: var(--color-primary);
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.8rem;
        }
        .news-card .news-date {
            color: var(--color-text-muted);
            font-size: 0.82rem;
        }
        .news-card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .news-card h3 a {
            color: var(--color-primary-dark);
        }
        .news-card h3 a:hover { color: var(--color-accent); }
        .news-card .news-excerpt {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-readmore {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-primary);
            font-size: 0.9rem;
        }
        .news-card .news-readmore i { transition: transform var(--transition); }
        .news-card .news-readmore:hover i { transform: translateX(4px); }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 40px 20px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            color: var(--color-text-muted);
            font-size: 1.05rem;
        }
        .news-empty i {
            font-size: 2.4rem;
            color: var(--color-border);
            margin-bottom: 12px;
        }

        @media screen and (max-width: 768px) {
            .news-grid { grid-template-columns: 1fr; gap: 16px; }
        }

        /* ===== 数据 / 流程板块 ===== */
        .stats-section {
            background: linear-gradient(160deg, var(--color-primary-dark), var(--color-primary));
            color: #fff;
        }
        .stats-section .section-title h2 { color: #fff; }
        .stats-section .section-title p { color: rgba(255, 255, 255, 0.70); }
        .stats-section .section-title .title-tag {
            background: rgba(240, 165, 0, 0.20);
            color: var(--color-gold);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            text-align: center;
            padding: 32px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.10);
            transform: translateY(-4px);
        }
        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-gold);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            color: rgba(255, 255, 255, 0.80);
            font-size: 1rem;
            font-weight: 500;
        }
        .stat-card .stat-desc {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            margin-top: 8px;
        }

        @media screen and (max-width: 768px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
        }
        @media screen and (max-width: 520px) {
            .stats-grid { grid-template-columns: 1fr 1fr; }
        }

        /* ===== FAQ 板块 ===== */
        .faq-section {
            background: var(--color-bg);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--color-bg-alt);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary-dark);
            text-align: left;
            transition: background var(--transition);
            gap: 16px;
        }
        .faq-question:hover { background: rgba(26, 42, 108, 0.02); }
        .faq-question i {
            color: var(--color-accent);
            font-size: 1.2rem;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: var(--color-text-light);
            font-size: 0.98rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA 板块 ===== */
        .cta-section {
            background: linear-gradient(160deg, var(--color-primary), var(--color-primary-dark));
            padding: 80px 0;
        }
        .cta-content {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-content h2 {
            color: #fff;
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            margin-bottom: 16px;
        }
        .cta-content p {
            color: rgba(255, 255, 255, 0.80);
            font-size: 1.15rem;
            margin-bottom: 32px;
        }
        .cta-content .btn-primary-custom {
            padding: 18px 48px;
            font-size: 1.1rem;
        }
        .cta-content .btn-outline-custom {
            border-color: rgba(255, 255, 255, 0.30);
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        /* ===== 页脚 Footer ===== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .site-logo .logo-text {
            -webkit-text-fill-color: #fff;
            background: none;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.92rem;
            max-width: 320px;
            line-height: 1.7;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 0.92rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover { color: var(--color-gold); }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a { color: rgba(255, 255, 255, 0.55); }
        .footer-bottom a:hover { color: var(--color-gold); }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.60);
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }

        @media screen and (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .footer-brand { grid-column: 1 / -1; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media screen and (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
        }

        /* ===== 回到顶部 ===== */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            background: var(--color-accent);
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: var(--shadow-md);
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
            transition: all var(--transition);
            z-index: 999;
        }
        .back-to-top.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }
        .back-to-top:hover {
            background: var(--color-accent-dark);
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        /* ===== 响应式微调 ===== */
        @media screen and (max-width: 520px) {
            .section-title { margin-bottom: 32px; }
            .category-card { padding: 24px 20px; }
            .news-card { padding: 20px 18px; }
            .faq-question { padding: 16px 18px; font-size: 1rem; }
            .faq-answer { padding: 0 18px 16px; }
            .cta-section { padding: 48px 0; }
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-container { max-width: var(--max-width); padding-left: 24px; padding-right: 24px; }
        @media screen and (max-width: 768px) {
            .grid-container { padding-left: 16px; padding-right: 16px; }
        }
        .cell { margin-bottom: 0; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e53e3e;
            --primary-dark: #c53030;
            --primary-light: #f56565;
            --secondary: #2b6cb0;
            --secondary-light: #4299e1;
            --accent: #f6ad55;
            --bg-body: #f7fafc;
            --bg-white: #ffffff;
            --bg-light: #edf2f7;
            --bg-dark: #1a202c;
            --bg-card: #ffffff;
            --text-primary: #1a202c;
            --text-secondary: #4a5568;
            --text-muted: #a0aec0;
            --text-light: #ffffff;
            --border-color: #e2e8f0;
            --border-light: #f0f0f0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
            --shadow-lg: 0 12px 32px rgba(0,0,0,0.12), 0 4px 8px rgba(0,0,0,0.08);
            --shadow-xl: 0 20px 48px rgba(0,0,0,0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
            --container-max: 1200px;
            --container-pad: 24px;
            --nav-height: 72px;
        }

        /* ===== Reset / Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a { color: var(--secondary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { list-style: none; }
        button, input, textarea { font-family: inherit; font-size: 1rem; outline: none; }
        button { cursor: pointer; border: none; background: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--text-primary); }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }
        .section-padding { padding: 64px 0; }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 40px;
            text-align: center;
        }
        .text-center { text-align: center; }
        .text-primary { color: var(--primary); }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--nav-height);
            box-shadow: 0 1px 4px rgba(0,0,0,0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-primary);
        }
        .site-logo:hover { color: var(--primary); }
        .logo-icon {
            background: var(--primary);
            color: #fff;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: 1.2rem;
            font-weight: 700;
        }
        .logo-text { letter-spacing: 0.5px; }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list a {
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            position: relative;
        }
        .nav-list a:hover {
            color: var(--primary);
            background: rgba(229,62,62,0.06);
        }
        .nav-list a.active {
            color: var(--primary);
            background: rgba(229,62,62,0.1);
            font-weight: 600;
        }
        .nav-list a.nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 10px 24px;
            border-radius: 24px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 8px;
        }
        .nav-list a.nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(229,62,62,0.35);
        }
        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 4px 8px;
            border-radius: 6px;
            background: transparent;
        }
        .nav-toggle:hover { background: var(--bg-light); }

        /* ===== Hero ===== */
        .category-hero {
            background: linear-gradient(135deg, #1a202c 0%, #2d3748 50%, #1a202c 100%);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(229,62,62,0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(43,108,176,0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-content { position: relative; z-index: 1; }
        .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .hero-breadcrumb a { color: var(--text-muted); }
        .hero-breadcrumb a:hover { color: var(--primary-light); }
        .hero-breadcrumb .sep { color: var(--text-muted); opacity: 0.5; }
        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            color: var(--text-light);
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero-title span { color: var(--primary-light); }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.7);
            max-width: 620px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }
        .stat-item { text-align: left; }
        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-light);
            display: block;
        }
        .stat-label {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
        }

        /* ===== 分类标签 ===== */
        .topic-tabs {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
        }
        .topic-tabs-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .topic-tab {
            padding: 8px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-light);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .topic-tab:hover {
            color: var(--primary);
            background: rgba(229,62,62,0.06);
            border-color: var(--primary-light);
        }
        .topic-tab.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .topic-tab i { margin-right: 6px; }

        /* ===== 精选赛事卡片 ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 20px;
        }
        .featured-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }
        .featured-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .featured-card.main { grid-row: span 2; }
        .featured-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 2rem;
            position: relative;
        }
        .featured-card.main .card-img { aspect-ratio: 16/10; }
        .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.3px;
        }
        .card-badge.live { background: #e53e3e; animation: pulse-badge 1.5s infinite; }
        .card-badge.upcoming { background: var(--secondary); }
        .card-badge.hot { background: var(--accent); color: #1a202c; }
        @keyframes pulse-badge {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.7; }
        }
        .featured-card .card-body {
            padding: 16px 20px 20px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .card-meta i { margin-right: 4px; }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .featured-card.main .card-title { font-size: 1.35rem; }
        .card-excerpt {
            font-size: 0.9rem;
            color: var(--text-secondary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
        }
        .card-tag {
            font-size: 0.75rem;
            padding: 2px 12px;
            border-radius: 12px;
            background: var(--bg-light);
            color: var(--text-secondary);
        }
        .card-link {
            font-size: 0.85rem;
            color: var(--secondary);
            font-weight: 500;
        }
        .card-link i { transition: var(--transition); }
        .card-link:hover i { transform: translateX(4px); }

        /* ===== 资讯列表 ===== */
        .news-list { display: flex; flex-direction: column; gap: 16px; }
        .news-item {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .news-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .news-thumb {
            width: 180px;
            min-height: 120px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--text-muted);
            object-fit: cover;
        }
        .news-content { flex: 1; }
        .news-content .card-meta { margin-bottom: 6px; }
        .news-content .card-title { font-size: 1.1rem; }
        .news-content .card-excerpt { font-size: 0.9rem; }

        /* ===== 赛程表 ===== */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 16px;
        }
        .schedule-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            text-align: center;
        }
        .schedule-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .schedule-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .schedule-teams {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .schedule-teams .vs {
            color: var(--text-muted);
            font-weight: 400;
            font-size: 0.9rem;
        }
        .schedule-league {
            font-size: 0.85rem;
            color: var(--text-secondary);
            background: var(--bg-light);
            display: inline-block;
            padding: 2px 14px;
            border-radius: 12px;
        }
        .schedule-status {
            font-size: 0.8rem;
            color: var(--secondary);
            font-weight: 500;
            margin-top: 8px;
        }

        /* ===== FAQ ===== */
        .faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); }
        .faq-question {
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            background: transparent;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
            gap: 12px;
        }
        .faq-question i {
            transition: var(--transition);
            color: var(--primary);
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-question[aria-expanded="true"] i { transform: rotate(180deg); }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }
        .faq-answer.open { display: block; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 64px 0;
            text-align: center;
        }
        .cta-title {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-desc {
            color: rgba(255,255,255,0.8);
            max-width: 560px;
            margin: 0 auto 32px;
            font-size: 1.05rem;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary);
            padding: 14px 36px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
        }
        .cta-btn:hover {
            background: var(--bg-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.2);
            color: var(--primary-dark);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 56px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .site-logo { color: #fff; margin-bottom: 16px; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.8; max-width: 320px; }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover { color: var(--primary-light); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.85rem;
        }
        .footer-social { display: flex; gap: 14px; }
        .footer-social a {
            color: rgba(255,255,255,0.5);
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .footer-social a:hover { color: var(--primary-light); transform: scale(1.15); }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .featured-grid { grid-template-columns: 1fr 1fr; }
            .featured-card.main { grid-column: span 2; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-list {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: 16px 20px;
                box-shadow: var(--shadow-lg);
                border-bottom: 1px solid var(--border-color);
                gap: 4px;
            }
            .nav-list.open { display: flex; }
            .nav-list a { padding: 12px 16px; font-size: 1rem; }
            .nav-list a.nav-cta { margin-left: 0; justify-content: center; }
            .nav-toggle { display: block; }
            .hero-title { font-size: 2rem; }
            .hero-desc { font-size: 1rem; }
            .hero-stats { gap: 24px; }
            .stat-number { font-size: 1.5rem; }
            .section-title { font-size: 1.6rem; }
            .featured-grid { grid-template-columns: 1fr; }
            .featured-card.main { grid-column: span 1; }
            .news-item { flex-direction: column; }
            .news-thumb { width: 100%; height: 160px; }
            .schedule-grid { grid-template-columns: 1fr 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .topic-tabs-inner { justify-content: center; }
            .cta-title { font-size: 1.5rem; }
        }
        @media (max-width: 520px) {
            :root { --container-pad: 16px; }
            .section-padding { padding: 40px 0; }
            .hero-title { font-size: 1.6rem; }
            .category-hero { padding: 48px 0; }
            .schedule-grid { grid-template-columns: 1fr; }
            .featured-card .card-body { padding: 14px 16px 16px; }
            .news-item { padding: 14px; }
            .faq-question { padding: 14px 16px; font-size: 0.95rem; }
            .footer-grid { gap: 20px; }
        }

        /* ===== 工具 ===== */
        .mt-16 { margin-top: 16px; }
        .mt-24 { margin-top: 24px; }
        .mt-32 { margin-top: 32px; }
        .mb-16 { margin-bottom: 16px; }
        .mb-24 { margin-bottom: 24px; }
        .gap-12 { gap: 12px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #d42a2a;
            --clr-primary-dark: #b01e1e;
            --clr-primary-light: #fce4e4;
            --clr-accent: #f5c518;
            --clr-accent-dark: #d4a814;
            --clr-bg: #f8f6f2;
            --clr-bg-alt: #ffffff;
            --clr-bg-card: #ffffff;
            --clr-text: #1a1a1a;
            --clr-text-secondary: #555555;
            --clr-text-muted: #888888;
            --clr-border: #e5e0d8;
            --clr-border-light: #f0ece6;
            --clr-success: #2a9d8f;
            --clr-warning: #e9c46a;
            --clr-error: #e63946;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.14);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --transition: 0.28s cubic-bezier(0.22, 0.61, 0.36, 1);
            --max-width: 1200px;
            --header-height: 72px;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        a {
            color: var(--clr-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--clr-primary-dark);
        }
        a:focus-visible {
            outline: 3px solid var(--clr-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        ul,
        ol {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        @media screen and (max-width: 640px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== 头部 & 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--clr-border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }

        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 100%;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
            color: var(--clr-text);
        }
        .site-logo:hover {
            color: var(--clr-text);
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--clr-primary);
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            border-radius: var(--radius-sm);
            letter-spacing: 0;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 1px;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

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

        .nav-list a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: var(--clr-text-secondary);
            font-weight: 500;
            font-size: 15px;
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
            text-decoration: none;
        }

        .nav-list a:hover {
            color: var(--clr-primary);
            background: var(--clr-primary-light);
        }

        .nav-list a.active {
            color: var(--clr-primary);
            background: var(--clr-primary-light);
            font-weight: 600;
        }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--clr-primary);
            border-radius: 4px;
        }

        .nav-list a.nav-cta {
            background: var(--clr-primary);
            color: #fff;
            padding: 8px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
            box-shadow: 0 4px 12px rgba(212, 42, 42, 0.28);
            transition: all var(--transition);
        }
        .nav-list a.nav-cta:hover {
            background: var(--clr-primary-dark);
            box-shadow: 0 6px 18px rgba(212, 42, 42, 0.38);
            transform: translateY(-1px);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--clr-text);
            cursor: pointer;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--clr-primary-light);
        }

        @media screen and (max-width: 900px) {
            .nav-list {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--clr-border-light);
                box-shadow: var(--shadow-md);
                z-index: 999;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 16px;
            }
            .nav-list a.active::after {
                display: none;
            }
            .nav-list a.nav-cta {
                margin-top: 8px;
                justify-content: center;
            }
            .nav-toggle {
                display: block;
            }
        }

        @media screen and (min-width: 901px) {
            .nav-list {
                display: flex !important;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-area {
            padding: 20px 0 10px;
            background: var(--clr-bg);
        }
        .breadcrumb-area .container-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--clr-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-area a {
            color: var(--clr-text-secondary);
        }
        .breadcrumb-area a:hover {
            color: var(--clr-primary);
        }
        .breadcrumb-area .sep {
            color: var(--clr-border);
            font-weight: 300;
        }
        .breadcrumb-area .current {
            color: var(--clr-text);
            font-weight: 500;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== 文章详情 ===== */
        .article-detail {
            padding: 30px 0 60px;
            background: var(--clr-bg);
        }
        .article-detail .container-custom {
            max-width: 820px;
        }
        .article-header {
            margin-bottom: 32px;
        }
        .article-header .article-category {
            display: inline-block;
            padding: 4px 14px;
            background: var(--clr-primary-light);
            color: var(--clr-primary);
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }
        .article-header h1 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--clr-text);
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 14px;
            color: var(--clr-text-muted);
            flex-wrap: wrap;
        }
        .article-meta i {
            margin-right: 4px;
            color: var(--clr-primary);
        }
        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .article-featured-image {
            margin: 24px 0 32px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: var(--clr-border-light);
            aspect-ratio: 16 / 9;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--clr-text-muted);
            font-size: 14px;
        }
        .article-featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
        }
        .article-featured-image .placeholder-img {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, var(--clr-primary-light), #fff);
            color: var(--clr-primary);
            font-size: 48px;
            opacity: 0.6;
        }

        .article-body {
            font-size: 17px;
            line-height: 1.85;
            color: var(--clr-text);
        }
        .article-body p {
            margin-bottom: 20px;
        }
        .article-body h2,
        .article-body h3,
        .article-body h4 {
            margin-top: 32px;
            margin-bottom: 14px;
            font-weight: 700;
            color: var(--clr-text);
        }
        .article-body h2 {
            font-size: 24px;
        }
        .article-body h3 {
            font-size: 20px;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 24px;
        }
        .article-body ul li {
            list-style: disc;
            margin-bottom: 6px;
        }
        .article-body ol li {
            list-style: decimal;
            margin-bottom: 6px;
        }
        .article-body blockquote {
            border-left: 4px solid var(--clr-primary);
            padding: 16px 20px;
            margin: 24px 0;
            background: var(--clr-primary-light);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--clr-text-secondary);
            font-style: italic;
        }
        .article-body a {
            color: var(--clr-primary);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .article-body a:hover {
            color: var(--clr-primary-dark);
        }
        .article-body img {
            margin: 24px auto;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }
        .article-body .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--clr-border-light);
        }
        .article-body .article-tags .tag {
            padding: 4px 14px;
            background: var(--clr-bg);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--clr-text-secondary);
            transition: all var(--transition);
        }
        .article-body .article-tags .tag:hover {
            background: var(--clr-primary-light);
            border-color: var(--clr-primary);
            color: var(--clr-primary);
        }

        /* 文章未找到 */
        .article-not-found {
            text-align: center;
            padding: 80px 20px;
        }
        .article-not-found .not-found-icon {
            font-size: 64px;
            color: var(--clr-text-muted);
            opacity: 0.5;
            margin-bottom: 20px;
        }
        .article-not-found h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--clr-text-secondary);
            margin-bottom: 24px;
            font-size: 16px;
        }
        .article-not-found .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: var(--clr-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: all var(--transition);
            text-decoration: none;
        }
        .article-not-found .btn-back:hover {
            background: var(--clr-primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }

        /* ===== 相关文章 ===== */
        .related-posts {
            padding: 50px 0 60px;
            background: var(--clr-bg-alt);
        }
        .related-posts .section-title {
            font-size: 26px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 36px;
            color: var(--clr-text);
            position: relative;
        }
        .related-posts .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 4px;
            background: var(--clr-primary);
            border-radius: 4px;
            margin: 10px auto 0;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--clr-border-light);
            display: flex;
            flex-direction: column;
            text-decoration: none;
            color: inherit;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--clr-border);
            color: inherit;
        }
        .related-card .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            background: var(--clr-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--clr-text-muted);
            font-size: 14px;
            overflow: hidden;
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .related-card .card-img .placeholder {
            font-size: 32px;
            opacity: 0.4;
            color: var(--clr-primary);
        }
        .related-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-body .card-cat {
            font-size: 12px;
            font-weight: 600;
            color: var(--clr-primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }
        .related-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--clr-text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body .card-excerpt {
            font-size: 14px;
            color: var(--clr-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
            flex: 1;
        }
        .related-card .card-body .card-meta {
            font-size: 12px;
            color: var(--clr-text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        @media screen and (max-width: 900px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media screen and (max-width: 600px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
            .article-header h1 {
                font-size: 24px;
            }
            .article-body {
                font-size: 16px;
            }
        }

        /* ===== CTA 区块 ===== */
        .article-cta {
            padding: 50px 0 60px;
            background: var(--clr-bg);
        }
        .article-cta .cta-box {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .article-cta .cta-box::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .article-cta .cta-box::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 250px;
            height: 250px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .article-cta .cta-box h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .article-cta .cta-box p {
            font-size: 16px;
            opacity: 0.9;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .article-cta .cta-box .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 38px;
            background: #fff;
            color: var(--clr-primary);
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 16px;
            transition: all var(--transition);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.16);
            text-decoration: none;
            position: relative;
            z-index: 1;
        }
        .article-cta .cta-box .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);
            color: var(--clr-primary-dark);
        }

        @media screen and (max-width: 640px) {
            .article-cta .cta-box {
                padding: 32px 20px;
            }
            .article-cta .cta-box h2 {
                font-size: 22px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1a1a1a;
            color: #ccc;
            padding: 48px 0 0;
            margin-top: auto;
        }
        .site-footer .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .site-logo {
            margin-bottom: 14px;
        }
        .footer-brand .site-logo .logo-icon {
            background: var(--clr-primary);
            color: #fff;
        }
        .footer-brand .site-logo .logo-text {
            background: linear-gradient(135deg, #fff, #ddd);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #aaa;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #aaa;
            font-size: 14px;
            transition: color var(--transition);
            text-decoration: none;
        }
        .footer-col ul li a:hover {
            color: var(--clr-accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: #777;
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            color: #aaa;
            font-size: 18px;
            transition: color var(--transition);
        }
        .footer-social a:hover {
            color: var(--clr-accent);
        }

        @media screen and (max-width: 820px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media screen and (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 辅助 ===== */
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 10px;
        }
        .mt-2 {
            margin-top: 20px;
        }
        .mb-1 {
            margin-bottom: 10px;
        }
        .mb-2 {
            margin-bottom: 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
        }
        @media screen and (max-width: 640px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        .cell {
            margin-bottom: 0;
        }

/* roulang page: category2 */
/* ===== Design Variables ===== */
        :root {
            --primary: #e53935;
            --primary-dark: #c62828;
            --primary-light: #ff6f60;
            --secondary: #1e88e5;
            --secondary-dark: #1565c0;
            --accent: #ffb300;
            --bg-light: #f8f9fa;
            --bg-dark: #1a1a2e;
            --bg-card: #ffffff;
            --text-dark: #212121;
            --text-body: #424242;
            --text-muted: #757575;
            --text-light: #f5f5f5;
            --border-color: #e0e0e0;
            --border-radius: 16px;
            --border-radius-sm: 8px;
            --border-radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.14);
            --shadow-hover: 0 20px 40px rgba(229, 57, 53, 0.18);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-width: 1200px;
            --nav-height: 72px;
            --section-gap: 80px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-light);
            min-height: 100vh;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--primary-dark);
            outline: none;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-dark);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.5em;
        }
        p {
            margin-bottom: 1em;
        }

        /* ===== Container ===== */
        .container-custom {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        @media screen and (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--nav-height);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            flex-wrap: nowrap;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: var(--text-dark);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .site-logo:hover {
            color: var(--primary);
            transform: scale(1.02);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 4px 12px rgba(229, 57, 53, 0.3);
        }
        .logo-text {
            letter-spacing: 0.5px;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-list a {
            padding: 8px 18px;
            border-radius: var(--border-radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-list a:hover {
            background: rgba(229, 57, 53, 0.08);
            color: var(--primary);
        }
        .nav-list a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(229, 57, 53, 0.3);
        }
        .nav-list a.active:hover {
            background: var(--primary-dark);
            color: #fff;
        }
        .nav-cta {
            background: var(--primary) !important;
            color: #fff !important;
            padding: 8px 24px !important;
            border-radius: 50px !important;
            font-weight: 600 !important;
            box-shadow: 0 4px 16px rgba(229, 57, 53, 0.3);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .nav-cta:hover {
            background: var(--primary-dark) !important;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(229, 57, 53, 0.4) !important;
        }
        .nav-cta i {
            font-size: 14px;
            transition: var(--transition);
        }
        .nav-cta:hover i {
            transform: translateX(4px);
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 28px;
            color: var(--text-dark);
            cursor: pointer;
            padding: 8px;
            border-radius: var(--border-radius-sm);
            transition: var(--transition);
        }
        .menu-toggle:hover {
            background: rgba(0, 0, 0, 0.05);
            color: var(--primary);
        }
        .menu-toggle:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        @media screen and (max-width: 1024px) {
            .nav-list a {
                padding: 6px 14px;
                font-size: 14px;
            }
        }
        @media screen and (max-width: 768px) {
            .menu-toggle {
                display: block;
            }
            .nav-list {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-card);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-lg);
                z-index: 999;
                animation: slideDown 0.3s ease;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                width: 100%;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--border-radius-sm);
            }
            .nav-list a.active {
                background: var(--primary);
                color: #fff;
            }
            .nav-cta {
                margin-top: 8px;
                justify-content: center;
            }
        }
        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-area {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
        }
        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-list a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .breadcrumb-list a:hover {
            color: var(--primary);
        }
        .breadcrumb-list span {
            color: var(--text-body);
            font-weight: 500;
        }
        .breadcrumb-list .sep {
            color: var(--border-color);
            font-weight: 300;
        }

        /* ===== Hero (Category Banner) ===== */
        .category-hero {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #16213e 60%, #1a1a2e 100%);
            padding: 60px 0 50px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(229, 57, 53, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero .container-custom {
            position: relative;
            z-index: 1;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            color: var(--accent);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .category-hero .hero-badge i {
            font-size: 14px;
        }
        .category-hero h1 {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
        }
        .category-hero p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
            line-height: 1.8;
        }
        .category-hero .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .category-hero .hero-stats .stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .category-hero .hero-stats .stat-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .category-hero .hero-stats .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }
        @media screen and (max-width: 768px) {
            .category-hero {
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero p {
                font-size: 16px;
            }
            .category-hero .hero-stats {
                gap: 24px;
            }
            .category-hero .hero-stats .stat-num {
                font-size: 26px;
            }
        }
        @media screen and (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-stats {
                gap: 16px;
            }
            .category-hero .hero-stats .stat-num {
                font-size: 22px;
            }
        }

        /* ===== Section Common ===== */
        .section-block {
            padding: var(--section-gap) 0;
        }
        .section-block.alt-bg {
            background: var(--bg-card);
        }
        .section-block .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-block .section-title h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-block .section-title p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 540px;
            margin: 0 auto;
        }
        .section-block .section-title .title-tag {
            display: inline-block;
            background: rgba(229, 57, 53, 0.10);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        @media screen and (max-width: 768px) {
            .section-block {
                padding: 48px 0;
            }
            .section-block .section-title {
                margin-bottom: 32px;
            }
            .section-block .section-title h2 {
                font-size: 26px;
            }
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        @media screen and (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media screen and (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ===== Activity Card ===== */
        .activity-card {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
        }
        .activity-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }
        .activity-card .card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: #eef1f5;
        }
        .activity-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .activity-card:hover .card-img img {
            transform: scale(1.06);
        }
        .activity-card .card-img .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(229, 57, 53, 0.3);
        }
        .activity-card .card-img .card-tag.hot {
            background: var(--accent);
            color: var(--text-dark);
            box-shadow: 0 4px 12px rgba(255, 179, 0, 0.3);
        }
        .activity-card .card-img .card-tag.new {
            background: var(--secondary);
            box-shadow: 0 4px 12px rgba(30, 136, 229, 0.3);
        }
        .activity-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .activity-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .activity-card .card-body .card-meta i {
            margin-right: 4px;
            color: var(--primary);
        }
        .activity-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .activity-card .card-body p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }
        .activity-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }
        .activity-card .card-body .card-link i {
            transition: var(--transition);
        }
        .activity-card .card-body .card-link:hover {
            color: var(--primary-dark);
        }
        .activity-card .card-body .card-link:hover i {
            transform: translateX(4px);
        }
        @media screen and (max-width: 768px) {
            .activity-card .card-img {
                height: 170px;
            }
            .activity-card .card-body {
                padding: 18px 18px 20px;
            }
            .activity-card .card-body h3 {
                font-size: 18px;
            }
        }

        /* ===== Guide List ===== */
        .guide-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        @media screen and (max-width: 768px) {
            .guide-list {
                grid-template-columns: 1fr;
            }
        }
        .guide-item {
            display: flex;
            align-items: flex-start;
            gap: 18px;
            background: var(--bg-card);
            padding: 20px 24px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .guide-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .guide-item .guide-num {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(229, 57, 53, 0.10);
            color: var(--primary);
            border-radius: 12px;
            font-size: 20px;
            font-weight: 800;
        }
        .guide-item .guide-content h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .guide-item .guide-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }
        @media screen and (max-width: 768px) {
            .guide-item {
                padding: 16px 18px;
            }
            .guide-item .guide-content h4 {
                font-size: 16px;
            }
        }

        /* ===== Steps / Timeline ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media screen and (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media screen and (max-width: 640px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }
        .step-card {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 32px 24px 28px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .step-card .step-icon {
            width: 64px;
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(229, 57, 53, 0.10);
            color: var(--primary);
            border-radius: 20px;
            font-size: 28px;
            margin: 0 auto 18px;
            transition: var(--transition);
        }
        .step-card:hover .step-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.06);
        }
        .step-card .step-num {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 2px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .step-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--border-radius-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(229, 57, 53, 0.2);
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 16px;
            transition: var(--transition);
            gap: 16px;
            user-select: none;
        }
        .faq-item .faq-q:hover {
            color: var(--primary);
        }
        .faq-item .faq-q i {
            color: var(--primary);
            transition: var(--transition);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-item.active .faq-q i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            padding: 0 24px 18px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            display: none;
        }
        .faq-item.active .faq-a {
            display: block;
            animation: fadeInUp 0.3s ease;
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @media screen and (max-width: 768px) {
            .faq-item .faq-q {
                padding: 14px 18px;
                font-size: 15px;
            }
            .faq-item .faq-a {
                padding: 0 18px 14px;
                font-size: 14px;
            }
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -60%;
            left: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.10) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -40%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block .container-custom {
            position: relative;
            z-index: 1;
        }
        .cta-block h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        .cta-block p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-block .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: #fff;
            color: var(--primary);
            padding: 16px 44px;
            border-radius: 50px;
            font-size: 18px;
            font-weight: 700;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.20);
            transition: var(--transition);
        }
        .cta-block .cta-btn:hover {
            background: var(--accent);
            color: var(--text-dark);
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.30);
        }
        .cta-block .cta-btn i {
            transition: var(--transition);
        }
        .cta-block .cta-btn:hover i {
            transform: translateX(6px);
        }
        @media screen and (max-width: 768px) {
            .cta-block {
                padding: 48px 0;
            }
            .cta-block h2 {
                font-size: 26px;
            }
            .cta-block p {
                font-size: 16px;
            }
            .cta-block .cta-btn {
                padding: 14px 32px;
                font-size: 16px;
            }
        }

        /* ===== Tags Cloud ===== */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: 16px;
        }
        .tags-cloud a {
            display: inline-block;
            padding: 6px 20px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .tags-cloud a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(229, 57, 53, 0.25);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .site-logo {
            color: #fff;
            margin-bottom: 12px;
        }
        .site-footer .site-logo .logo-icon {
            background: var(--primary);
        }
        .site-footer .site-logo:hover {
            color: var(--primary-light);
        }
        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 8px;
            max-width: 300px;
        }
        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 10px;
        }
        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: var(--transition);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .site-footer .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .site-footer .footer-social {
            display: flex;
            gap: 16px;
        }
        .site-footer .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.6);
            font-size: 18px;
            transition: var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }
        @media screen and (max-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media screen and (max-width: 640px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-32 {
            margin-bottom: 32px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ===== Responsive Fine-tune ===== */
        @media screen and (max-width: 520px) {
            .site-logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .section-block .section-title h2 {
                font-size: 22px;
            }
            .step-card {
                padding: 24px 18px 20px;
            }
            .step-card .step-icon {
                width: 52px;
                height: 52px;
                font-size: 22px;
            }
        }

        /* ===== Foundation Overrides ===== */
        .grid-container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
        }
        @media screen and (max-width: 768px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        .cell {
            margin-bottom: 0;
        }
        .button {
            transition: var(--transition);
            font-weight: 600;
        }
        .button:hover {
            transform: translateY(-2px);
        }

/* roulang page: category3 */
/* ===== Design Variables ===== */
        :root {
            --primary: #e50914;
            --primary-dark: #b20710;
            --primary-light: #ff4757;
            --secondary: #1a1a2e;
            --secondary-light: #2d2d44;
            --accent: #ffd700;
            --accent-dark: #e6c200;
            --bg-dark: #0f0f1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #232340;
            --bg-light: #f8f9fa;
            --text-light: #ffffff;
            --text-muted: #b0b0c0;
            --text-dark: #1a1a2e;
            --border-color: rgba(255, 255, 255, 0.1);
            --border-light: #e0e0e0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 30px rgba(229, 9, 20, 0.3);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-light);
            background: var(--bg-dark);
            background-image: radial-gradient(ellipse at 10% 20%, rgba(229, 9, 20, 0.05) 0%, transparent 60%), radial-gradient(ellipse at 90% 80%, rgba(26, 26, 46, 0.8) 0%, transparent 50%);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: var(--transition);
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        /* ===== Container ===== */
        .container-custom {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media screen and (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== Typography ===== */
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text-light);
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0 auto 48px;
            line-height: 1.6;
        }

        .section-header {
            text-align: center;
            padding: 60px 0 20px;
        }

        .section-header .section-title span {
            background: linear-gradient(135deg, var(--accent), var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        @media screen and (max-width: 768px) {
            .section-title {
                font-size: 1.6rem;
            }
            .section-subtitle {
                font-size: 1rem;
                margin-bottom: 32px;
            }
            .section-header {
                padding: 40px 0 16px;
            }
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(15, 15, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(15, 15, 26, 0.98);
            box-shadow: var(--shadow-md);
        }

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

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-light);
            text-decoration: none;
            transition: var(--transition);
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-sm);
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            box-shadow: var(--shadow-glow);
        }

        .logo-text {
            letter-spacing: 0.02em;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-list a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
            position: relative;
            text-decoration: none;
        }

        .nav-list a:hover {
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-list a.active {
            color: var(--accent);
            background: rgba(255, 215, 0, 0.1);
        }

        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
            color: #fff !important;
            padding: 8px 24px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            box-shadow: var(--shadow-glow);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(229, 9, 20, 0.4) !important;
            background: linear-gradient(135deg, var(--primary-light), var(--primary)) !important;
        }

        .nav-cta i {
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .nav-cta:hover i {
            transform: translateX(3px);
        }

        /* Mobile menu toggle */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .menu-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        @media screen and (max-width: 768px) {
            .menu-toggle {
                display: block;
            }

            .nav-list {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(15, 15, 26, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-110%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                box-shadow: var(--shadow-lg);
            }

            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }

            .nav-list a {
                width: 100%;
                padding: 14px 18px;
                font-size: 1.05rem;
            }

            .nav-list a.active::after {
                display: none;
            }

            .nav-cta {
                justify-content: center;
                margin-top: 8px;
            }

            .header-inner {
                padding: 0 16px;
            }
        }

        /* ===== Hero ===== */
        .page-hero {
            padding: 140px 0 80px;
            background: linear-gradient(135deg, rgba(15, 15, 26, 0.95), rgba(26, 26, 46, 0.9)), url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"%3E%3Cpath fill="%23e50914" fill-opacity="0.04" d="M0,96L48,112C96,128,192,160,288,186.7C384,213,480,235,576,213.3C672,192,768,128,864,117.3C960,107,1056,149,1152,165.3C1248,181,1344,171,1392,165.3L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"%3E%3C/path%3E%3C/svg%3E') no-repeat bottom;
            background-size: cover;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(229, 9, 20, 0.08), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 215, 0, 0.2);
        }

        .page-hero .hero-badge i {
            font-size: 0.75rem;
        }

        .page-hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--text-light);
            letter-spacing: -0.03em;
        }

        .page-hero h1 span {
            background: linear-gradient(135deg, var(--accent), var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .page-hero .hero-desc {
            font-size: 1.15rem;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        .page-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
            text-decoration: none;
            box-shadow: var(--shadow-glow);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(229, 9, 20, 0.45);
            color: #fff;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            background: transparent;
            color: var(--text-light);
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: 2px solid var(--border-color);
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
            text-decoration: none;
        }

        .btn-secondary:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-3px);
            background: rgba(255, 215, 0, 0.05);
        }

        .btn-sm {
            padding: 10px 22px;
            font-size: 0.9rem;
        }

        @media screen and (max-width: 768px) {
            .page-hero {
                padding: 110px 0 50px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .page-hero .hero-desc {
                font-size: 1rem;
            }
            .page-hero .hero-actions {
                flex-direction: column;
                gap: 12px;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== Service Cards Section ===== */
        .service-cards-section {
            padding: 80px 0;
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 36px 28px 32px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-6px);
            border-color: rgba(229, 9, 20, 0.3);
            box-shadow: var(--shadow-md);
            background: var(--bg-card-hover);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-card .icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 20px;
            background: rgba(229, 9, 20, 0.12);
            color: var(--primary-light);
            transition: var(--transition);
        }

        .service-card:hover .icon-wrap {
            background: rgba(229, 9, 20, 0.2);
            transform: scale(1.05);
        }

        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-light);
        }

        .service-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .service-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .service-card .card-tags span {
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
            border: 1px solid var(--border-color);
        }

        .service-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 16px;
            transition: var(--transition);
        }

        .service-card .card-link i {
            font-size: 0.8rem;
            transition: var(--transition);
        }

        .service-card .card-link:hover i {
            transform: translateX(4px);
        }

        @media screen and (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media screen and (max-width: 640px) {
            .service-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .service-card {
                padding: 28px 20px 24px;
            }
        }

        /* ===== Process / Steps ===== */
        .process-section {
            padding: 80px 0;
            background: rgba(26, 26, 46, 0.3);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .process-step {
            text-align: center;
            padding: 32px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
        }

        .process-step:hover {
            transform: translateY(-4px);
            border-color: rgba(255, 215, 0, 0.2);
            box-shadow: var(--shadow-sm);
        }

        .process-step .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0 auto 16px;
            box-shadow: var(--shadow-glow);
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        @media screen and (max-width: 900px) {
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media screen and (max-width: 520px) {
            .process-steps {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Stats ===== */
        .stats-section {
            padding: 60px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-item {
            text-align: center;
            padding: 32px 16px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .stat-item:hover {
            border-color: rgba(255, 215, 0, 0.2);
            transform: translateY(-2px);
        }

        .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent), var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-item .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        @media screen and (max-width: 900px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media screen and (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-item .stat-number {
                font-size: 2rem;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 80px 0;
            background: rgba(26, 26, 46, 0.3);
            border-top: 1px solid var(--border-color);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.15);
        }

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            background: none;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            color: var(--text-light);
            font-size: 1rem;
            font-weight: 600;
            text-align: left;
            transition: var(--transition);
        }

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

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

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

        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }

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

        @media screen and (max-width: 640px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 18px 16px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, rgba(229, 9, 20, 0.08), rgba(26, 26, 46, 0.8));
            border-bottom: 1px solid var(--border-color);
        }

        .cta-box {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            border: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(229, 9, 20, 0.06), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-box h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-light);
        }

        .cta-box p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }

        .cta-box .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        @media screen and (max-width: 640px) {
            .cta-box {
                padding: 36px 20px;
            }
            .cta-box h2 {
                font-size: 1.5rem;
            }
            .cta-box p {
                font-size: 0.95rem;
            }
            .cta-box .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--secondary);
            padding: 60px 0 0;
            border-top: 1px solid var(--border-color);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand .site-logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-bottom span {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 1.1rem;
            transition: var(--transition);
            text-decoration: none;
        }

        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        @media screen and (max-width: 900px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
        }

        @media screen and (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Extra Utilities ===== */
        .text-center {
            text-align: center;
        }

        .mt-16 {
            margin-top: 16px;
        }

        .mb-16 {
            margin-bottom: 16px;
        }

        .gap-8 {
            gap: 8px;
        }

        /* ===== Back to Top ===== */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            border: none;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: var(--shadow-glow);
            transition: var(--transition);
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .back-to-top.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: all;
        }

        .back-to-top:hover {
            background: var(--primary-light);
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(229, 9, 20, 0.4);
        }

        @media screen and (max-width: 640px) {
            .back-to-top {
                bottom: 20px;
                right: 20px;
                width: 42px;
                height: 42px;
                font-size: 1rem;
            }
        }

        /* Foundation overrides */
        .site-header .header-inner .nav-list a {
            color: var(--text-muted);
        }
        .site-header .header-inner .nav-list a.active {
            color: var(--accent);
        }
        .site-header .header-inner .nav-list a.nav-cta {
            color: #fff !important;
        }