/* roulang page: index */
:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --accent: #10b981;
            --bg: #f8fafc;
            --text: #0f172a;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius: 20px;
            --radius-sm: 12px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-right: auto;
            margin-left: auto;
            padding-right: 24px;
            padding-left: 24px;
        }
        /* 导航 */
        .site-header {
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.6);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.45rem;
            font-weight: 800;
            color: #1e293b;
            letter-spacing: 1px;
        }
        .brand-logo .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, #2563eb, #10b981);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            box-shadow: 0 8px 24px -6px rgba(37, 99, 235, 0.4);
        }
        .brand-logo span {
            background: linear-gradient(120deg, #1e40af, #10b981);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a.nav-link {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #475569;
            transition: all .25s ease;
        }
        .main-nav a.nav-link i {
            font-size: 0.85rem;
            opacity: 0.8;
        }
        .main-nav a.nav-link:hover {
            background: #f1f5f9;
            color: #1d4ed8;
            transform: translateY(-2px);
        }
        .main-nav a.nav-link.active {
            background: linear-gradient(135deg, #2563eb, #10b981);
            color: #fff;
            box-shadow: 0 8px 24px -8px rgba(37, 99, 235, 0.5);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-cta a.btn-primary-small {
            background: linear-gradient(135deg, #2563eb, #1d4ed8);
            color: #fff;
            padding: 10px 24px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 16px -4px rgba(37, 99, 235, 0.4);
            transition: all .25s ease;
        }
        .nav-cta a.btn-primary-small:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 10px 30px -6px rgba(37, 99, 235, 0.5);
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: #f1f5f9;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #1e293b;
            transition: background .2s;
        }
        /* 移动端导航 */
        .mobile-nav {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a.mobile-nav-link {
            padding: 14px 20px;
            border-radius: 14px;
            font-weight: 600;
            color: #334155;
            background: #f8fafc;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .mobile-nav a.mobile-nav-link.active {
            background: linear-gradient(135deg, #2563eb, #10b981);
            color: #fff;
        }
        /* Hero */
        .hero {
            position: relative;
            min-height: 680px;
            display: flex;
            align-items: center;
            color: #fff;
            background-image: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.5) 100%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            right: -20px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(16, 185, 129, 0.3), transparent 70%);
            border-radius: 50%;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(6px);
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 28px;
        }
        .hero h1 {
            font-size: clamp(2.2rem, 5vw, 3.5rem);
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: 2px;
        }
        .hero h1 .gradient-text {
            background: linear-gradient(120deg, #60a5fa, #34d399);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            margin-bottom: 36px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 48px;
        }
        .btn-hero {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 15px 34px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 1rem;
            transition: all .3s ease;
            border: 1px solid transparent;
        }
        .btn-hero-primary {
            background: linear-gradient(135deg, #2563eb, #10b981);
            color: #fff;
            box-shadow: 0 12px 32px -8px rgba(37, 99, 235, 0.5);
        }
        .btn-hero-primary:hover {
            transform: translateY(-4px);
            box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.6);
        }
        .btn-hero-secondary {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.25);
            color: #fff;
            backdrop-filter: blur(8px);
        }
        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-4px);
        }
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: 800px;
        }
        .hero-stat {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 20px;
            padding: 24px 20px;
            text-align: center;
        }
        .hero-stat .stat-num {
            font-size: 2rem;
            font-weight: 900;
            background: linear-gradient(120deg, #fff, #93c5fd);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }
        /* 通用板块 */
        .section-block {
            padding: 96px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-tag {
            display: inline-block;
            padding: 8px 22px;
            background: linear-gradient(135deg, #eff6ff, #ecfdf5);
            border-radius: 999px;
            color: #2563eb;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .section-header h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 900;
            margin-bottom: 12px;
            color: #0f172a;
        }
        .section-header p {
            max-width: 600px;
            margin: 0 auto;
            color: #64748b;
            font-size: 1.05rem;
        }
        /* 卡片 */
        .feature-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 36px;
            box-shadow: var(--shadow-card, 0 4px 24px -6px rgba(0,0,0,0.08));
            border: 1px solid rgba(226, 232, 240, 0.8);
            transition: all .35s ease;
            height: 100%;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px -16px rgba(37, 99, 235, 0.2);
            border-color: #bfdbfe;
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #eff6ff, #dbeafe);
            color: #2563eb;
        }
        .feature-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .feature-card p {
            color: #64748b;
            font-size: 0.98rem;
            line-height: 1.75;
        }
        /* 分类入口 */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .category-card {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(226, 232, 240, 0.7);
            transition: all .4s ease;
        }
        .category-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 24px 60px -16px rgba(30, 64, 175, 0.25);
        }
        .category-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .category-card .c-body {
            padding: 24px;
        }
        .category-card .c-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #eff6ff;
            color: #1d4ed8;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .category-card h3 {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .category-card p {
            color: #64748b;
            font-size: 0.92rem;
            margin-bottom: 16px;
        }
        .category-card a.c-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #2563eb;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .category-card a.c-link:hover {
            color: #1d4ed8;
            gap: 14px;
        }
        /* 资讯列表 */
        .news-card {
            background: #fff;
            border-radius: 18px;
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px -12px rgba(15, 23, 42, 0.12);
        }
        .news-card .news-tag {
            display: inline-block;
            align-self: flex-start;
            background: linear-gradient(135deg, #eff6ff, #ecfdf5);
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 700;
            color: #2563eb;
            margin-bottom: 12px;
        }
        .news-card h3 {
            font-size: 1.08rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .news-card p {
            color: #64748b;
            font-size: 0.9rem;
            flex-grow: 1;
            margin-bottom: 16px;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: #94a3b8;
            border-top: 1px solid #f1f5f9;
            padding-top: 14px;
        }
        .news-card .news-meta a {
            color: #2563eb;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        /* 数据/流程 */
        .process-section {
            background: #0f172a;
            background-image: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.9)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            color: #fff;
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 40px;
        }
        .process-item {
            text-align: center;
            padding: 32px 20px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(6px);
            transition: all .3s ease;
        }
        .process-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-6px);
        }
        .process-item .p-num {
            font-size: 2.4rem;
            font-weight: 900;
            background: linear-gradient(120deg, #60a5fa, #34d399);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .process-item .p-icon {
            font-size: 2rem;
            margin-bottom: 16px;
            color: #60a5fa;
        }
        .process-item h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .process-item p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
        }
        /* FAQ */
        .faq-item {
            background: #fff;
            border-radius: 16px;
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            margin-bottom: 16px;
            transition: all .3s ease;
        }
        .faq-item:hover {
            box-shadow: 0 12px 32px -8px rgba(15, 23, 42, 0.1);
        }
        .faq-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .faq-item h3 i {
            color: #2563eb;
            margin-top: 4px;
        }
        .faq-item p {
            color: #64748b;
            font-size: 0.95rem;
            padding-left: 28px;
        }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
            border-radius: 40px;
            padding: 80px 60px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255,255,255,0.15), transparent 70%);
            top: -80px;
            right: -40px;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 900;
            margin-bottom: 16px;
        }
        .cta-section p {
            max-width: 500px;
            margin: 0 auto 36px;
            color: rgba(255, 255, 255, 0.85);
        }
        .btn-cta-light {
            background: #fff;
            color: #1d4ed8;
            padding: 16px 42px;
            border-radius: 999px;
            font-weight: 800;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            box-shadow: 0 12px 30px rgba(0,0,0,0.15);
            transition: all .3s ease;
        }
        .btn-cta-light:hover {
            transform: translateY(-4px) scale(1.02);
            box-shadow: 0 20px 50px rgba(0,0,0,0.2);
        }
        /* 页脚 */
        .site-footer {
            background: #0f172a;
            color: #94a3b8;
            padding-top: 80px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand .brand-logo {
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-brand p {
            max-width: 280px;
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .footer-col a {
            display: block;
            padding: 6px 0;
            font-size: 0.92rem;
            transition: color .2s;
        }
        .footer-col a:hover {
            color: #60a5fa;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding: 24px 0;
            text-align: center;
            font-size: 0.85rem;
            color: #64748b;
        }
        .footer-bottom a {
            color: #94a3b8;
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .site-header .nav-cta {
                display: none;
            }
            .site-header .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-section {
                padding: 50px 30px;
                border-radius: 24px;
            }
            .section-block {
                padding: 64px 0;
            }
        }
        @media (max-width: 520px) {
            .hero-stats {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn-hero {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: article */
:root {
    --primary: #0f1225;
    --secondary: #d4a843;
    --accent: #e94560;
    --bg: #f8f5f0;
    --surface: #ffffff;
    --text: #1e1e2e;
    --muted: #6b7280;
    --border: #e5e7eb;
    --radius: 16px;
    --shadow: 0 4px 24px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.10);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.75;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color .25s, border-color .25s, background .25s, box-shadow .25s, transform .25s; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
.container-custom {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}
@media (min-width: 768px) {
    .container-custom { padding-left: 32px; padding-right: 32px; }
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    box-shadow: 0 2px 12px rgba(0,0,0,0.03);
}
.header-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}
.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
}
.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #d4a843, #e94560);
    color: #fff;
    border-radius: 10px;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(217,164,67,0.3);
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 16px;
    border-radius: 9999px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
    transition: all .25s;
}
.nav-link i { font-size: 0.85rem; color: var(--muted); transition: color .25s; }
.nav-link:hover { background: rgba(212,168,67,0.12); color: var(--primary); }
.nav-link:hover i { color: var(--secondary); }
.nav-link.active {
    background: linear-gradient(135deg, #d4a843, #e6bc5b);
    color: #fff;
    box-shadow: 0 4px 16px rgba(212,168,67,0.35);
}
.nav-link.active i { color: #fff; }
.menu-toggle { display: none; font-size: 1.4rem; color: var(--text); padding: 6px; border-radius: 8px; }
.menu-toggle:hover { background: rgba(0,0,0,0.05); }

@media (max-width: 900px) {
    .menu-toggle { display: block; }
    .main-nav {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 12px 28px rgba(0,0,0,0.1);
        gap: 4px;
        display: none;
        max-height: calc(100vh - 76px);
        overflow-y: auto;
    }
    .main-nav.open { display: flex; }
    .nav-link { padding: 12px 16px; justify-content: flex-start; font-size: 1rem; border-radius: 12px; }
}

/* Article Hero */
.article-hero {
    position: relative;
    padding: 72px 0 64px;
    background-size: cover;
    background-position: center;
    color: #fff;
    isolation: isolate;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,18,37,0.88), rgba(15,18,37,0.65) 50%, rgba(15,18,37,0.82));
    z-index: -1;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.breadcrumb a { color: rgba(255,255,255,0.85); }
.breadcrumb a:hover { color: #d4a843; }
.breadcrumb .sep { color: rgba(255,255,255,0.4); }
.cat-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #d4a843, #e6bc5b);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 9999px;
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}
.article-hero h1 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.01em;
    max-width: 800px;
    margin-bottom: 20px;
}
.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    flex-wrap: wrap;
}
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta i { color: #d4a843; }

/* Article Content */
.article-section { padding: 64px 0 32px; }
.article-layout {
    max-width: 860px;
    margin: 0 auto;
}
.article-body {
    background: var(--surface);
    border-radius: 16px;
    box-shadow: var(--shadow);
    padding: 40px;
    font-size: 1.05rem;
    line-height: 1.9;
    color: #333;
    word-break: break-word;
}
.article-body h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    margin-top: 40px;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0edf5;
    position: relative;
}
.article-body h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 48px;
    height: 2px;
    background: var(--secondary);
}
.article-body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
    margin-top: 32px;
    margin-bottom: 12px;
}
.article-body p { margin-bottom: 16px; }
.article-body ul, .article-body ol { margin: 12px 0 20px 24px; }
.article-body li { margin-bottom: 8px; }
.article-body ul li::marker { color: var(--secondary); }
.article-body a { color: #d4a843; border-bottom: 1px solid rgba(212,168,67,0.3); }
.article-body a:hover { color: var(--accent); border-color: var(--accent); }
.article-body img { border-radius: 12px; margin: 24px 0; box-shadow: var(--shadow); }
.article-body blockquote {
    border-left: 4px solid var(--secondary);
    background: #fdf9f0;
    padding: 16px 20px;
    margin: 24px 0;
    border-radius: 0 12px 12px 0;
    font-style: italic;
    color: #555;
}
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 0.95rem; }
.article-body th, .article-body td { padding: 10px 14px; border: 1px solid var(--border); }
.article-body th { background: var(--bg); font-weight: 600; }

@media (max-width: 768px) {
    .article-section { padding: 40px 0 24px; }
    .article-body { padding: 24px 20px; border-radius: 12px; }
    .article-body h2 { font-size: 1.35rem; }
}

/* Article EOF */
.article-eof {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-list span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg);
    color: var(--muted);
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 0.82rem;
}
.share-btns { display: flex; align-items: center; gap: 8px; }
.share-btns a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 9999px;
    background: var(--bg);
    color: var(--muted);
    font-size: 0.9rem;
    transition: all .25s;
}
.share-btns a:hover { background: var(--secondary); color: #fff; transform: translateY(-2px); }

/* Empty State */
.not-found {
    text-align: center;
    padding: 48px 20px;
}
.not-found i {
    font-size: 3rem;
    color: #d4a843;
    margin-bottom: 16px;
}
.not-found p { color: var(--muted); margin-bottom: 8px; }
.not-found p:first-of-type { font-size: 1.4rem; font-weight: 600; color: var(--text); }
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #d4a843, #e6bc5b);
    color: #fff;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 9999px;
    box-shadow: 0 4px 16px rgba(212,168,67,0.35);
    margin-top: 16px;
    transition: all .25s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(212,168,67,0.45); }

/* Category Cards */
.category-section { padding: 64px 0; }
.section-head {
    text-align: center;
    margin-bottom: 48px;
}
.section-head .section-sub {
    color: var(--secondary);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.85rem;
    margin-bottom: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.section-head h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; color: var(--primary); }
.section-head p { color: var(--muted); margin-top: 8px; max-width: 600px; margin-left: auto; margin-right: auto; }
.cat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.cat-card {
    background: var(--surface);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0,0,0,0.04);
    transition: all .3s;
    display: block;
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.cat-card-img { position: relative; height: 190px; overflow: hidden; }
.cat-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.cat-card:hover .cat-card-img img { transform: scale(1.05); }
.cat-card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,18,37,0.55), transparent);
}
.cat-card-body { padding: 24px; }
.cat-card-body h3 { font-size: 1.15rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.cat-card-body p { font-size: 0.9rem; color: var(--muted); line-height: 1.6; }
.cat-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 12px;
}
.cat-link i { transition: transform .25s; }
.cat-card:hover .cat-link i { transform: translateX(4px); }
@media (max-width: 900px) {
    .cat-grid { grid-template-columns: 1fr; }
}

/* FAQ */
.faq-section { padding: 64px 0; background: #fff; }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
    border: 1px solid var(--border);
    border-radius: 14px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: all .3s;
    background: var(--surface);
}
.faq-item:hover { border-color: #d4a843; box-shadow: var(--shadow); }
.faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    cursor: pointer;
    font-weight: 600;
    color: var(--primary);
    font-size: 1.02rem;
}
.faq-q i { color: var(--secondary); font-size: 0.85rem; transition: transform .3s; }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
    padding: 0 24px;
    color: var(--muted);
    font-size: 0.95rem;
    line-height: 1.8;
}
.faq-item.open .faq-a {
    max-height: 500px;
    padding: 0 24px 20px;
}

/* CTA */
.cta-section {
    position: relative;
    padding: 80px 0;
    background-size: cover;
    background-position: center;
    isolation: isolate;
    text-align: center;
    color: #fff;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,18,37,0.92), rgba(15,18,37,0.78));
    z-index: -1;
}
.cta-section h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; margin-bottom: 12px; }
.cta-section p { color: rgba(255,255,255,0.75); max-width: 500px; margin: 0 auto 28px; font-size: 1rem; }

/* Footer */
.site-footer {
    background: var(--primary);
    color: rgba(255,255,255,0.75);
    padding: 64px 0 32px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 40px;
}
.footer-brand .brand-logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 360px; }
.footer-col h4 {
    color: #fff;
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 8px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 24px;
    height: 2px;
    background: #d4a843;
}
.footer-col a {
    display: block;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.75);
    padding: 5px 0;
    transition: all .25s;
}
.footer-col a:hover { color: #d4a843; padding-left: 4px; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.5);
}
@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* roulang page: category1 */
:root {
            --brand: #f0b429;
            --brand-dark: #d99e1b;
            --brand-light: #fcd34d;
            --ink: #0f172a;
            --ink-light: #334155;
            --muted: #64748b;
            --bg: #f7f8fa;
            --bg-deep: #0b1220;
            --bg-card: #ffffff;
            --line: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
            --shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.14);
            --transition: all .3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
            line-height: 1.6;
            background: var(--bg);
            color: var(--ink);
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 18, 32, .92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand) 0%, #f59e0b 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0f172a;
            font-size: 1rem;
            box-shadow: 0 4px 15px rgba(240, 180, 41, .35);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            flex: 1;
            justify-content: center;
        }
        .main-nav::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 9px 16px;
            border-radius: 30px;
            color: rgba(255, 255, 255, .75);
            font-size: .95rem;
            font-weight: 500;
            white-space: nowrap;
            transition: var(--transition);
        }
        .nav-link i {
            font-size: .85rem;
            opacity: .8;
        }
        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, .08);
            transform: translateY(-1px);
        }
        .nav-link.active {
            background: linear-gradient(135deg, rgba(240, 180, 41, .2), rgba(240, 180, 41, .08));
            color: var(--brand-light);
            font-weight: 600;
            box-shadow: inset 0 0 0 1px rgba(240, 180, 41, .25);
        }
        .nav-link.active i {
            color: var(--brand);
            opacity: 1;
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-header {
            background: linear-gradient(135deg, var(--brand) 0%, #f59e0b 100%);
            color: #0f172a;
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            font-size: .9rem;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(240, 180, 41, .25);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-header:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(240, 180, 41, .4);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.4rem;
            cursor: pointer;
            padding: 8px 12px;
            border-radius: 8px;
        }
        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, .08);
        }
        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            background: url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
            min-height: 460px;
            display: flex;
            align-items: center;
            color: #fff;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 18, 32, .94) 0%, rgba(15, 23, 42, .82) 50%, rgba(11, 18, 32, .58) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 90px 0;
            max-width: 780px;
        }
        .crumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: .85rem;
            color: rgba(255, 255, 255, .6);
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .15);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 24px;
            backdrop-filter: blur(6px);
        }
        .crumb a:hover {
            color: var(--brand-light);
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 1px;
            margin-bottom: 18px;
            background: linear-gradient(135deg, #fff 60%, rgba(255, 255, 255, .7));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-title em {
            font-style: normal;
            color: var(--brand);
            -webkit-text-fill-color: var(--brand);
        }
        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, .8);
            line-height: 1.8;
            max-width: 620px;
            margin-bottom: 30px;
        }
        .hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--brand) 0%, #f59e0b 100%);
            color: #0f172a;
            padding: 14px 30px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
            box-shadow: 0 6px 20px rgba(240, 180, 41, .35);
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(240, 180, 41, .45);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .25);
            color: #fff;
            padding: 14px 28px;
            border-radius: 40px;
            font-weight: 500;
            transition: var(--transition);
            cursor: pointer;
            backdrop-filter: blur(6px);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, .18);
            border-color: rgba(255, 255, 255, .4);
            transform: translateY(-3px);
        }
        /* Countdown */
        .countdown-wrap {
            margin-top: 36px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 20px;
            padding: 20px 28px;
            backdrop-filter: blur(10px);
            max-width: 560px;
        }
        .count-label {
            font-size: .8rem;
            color: rgba(255, 255, 255, .6);
            text-transform: uppercase;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 6px;
        }
        .count-label i {
            color: var(--brand);
        }
        .count-items {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .count-item {
            background: rgba(0, 0, 0, .3);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 12px;
            padding: 10px 14px;
            text-align: center;
            min-width: 58px;
        }
        .count-item .num {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--brand-light);
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }
        .count-item .unit {
            font-size: .7rem;
            color: rgba(255, 255, 255, .6);
            margin-top: 4px;
        }
        .count-sep {
            font-size: 1.4rem;
            color: rgba(255, 255, 255, .3);
            font-weight: 300;
        }
        /* ===== Section General ===== */
        .section {
            padding: 90px 0;
        }
        .section-alt {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            font-size: .8rem;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--brand-dark);
            background: rgba(240, 180, 41, .12);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--ink);
            margin-bottom: 12px;
        }
        .section-sub {
            color: var(--muted);
            font-size: 1rem;
            line-height: 1.7;
        }
        /* Stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 30px 24px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }
        .stat-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--brand), #f59e0b);
            transform: scaleX(0);
            transition: var(--transition);
            transform-origin: left;
        }
        .stat-card:hover::after {
            transform: scaleX(1);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .stat-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--ink);
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-num sup {
            font-size: 1.2rem;
            color: var(--brand-dark);
        }
        .stat-label {
            font-size: .9rem;
            color: var(--muted);
        }
        /* Category Grid */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .cat-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--line);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
            position: relative;
        }
        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .cat-card .cover {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .cat-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .cat-card:hover .cover img {
            transform: scale(1.06);
        }
        .cat-card .cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 18, 32, .5) 100%);
        }
        .cat-card .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(11, 18, 32, .75);
            color: #fff;
            font-size: .75rem;
            padding: 5px 14px;
            border-radius: 30px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, .15);
        }
        .cat-card-body {
            padding: 24px;
        }
        .cat-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--ink);
        }
        .cat-card-body p {
            font-size: .9rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-dark);
            font-weight: 600;
            font-size: .9rem;
        }
        .cat-link i {
            transition: transform .3s;
        }
        .cat-link:hover i {
            transform: translateX(4px);
        }
        /* Featured Cards */
        .featured-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 28px;
        }
        .featured-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--line);
        }
        .featured-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .featured-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .featured-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(11, 18, 32, .85) 100%);
        }
        .featured-body {
            position: relative;
            z-index: 2;
            padding: 32px;
            color: #fff;
            width: 100%;
        }
        .featured-body .f-tag {
            display: inline-block;
            font-size: .75rem;
            background: var(--brand);
            color: #0f172a;
            padding: 3px 12px;
            border-radius: 20px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .featured-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .featured-body p {
            font-size: .9rem;
            color: rgba(255, 255, 255, .7);
            max-width: 420px;
            line-height: 1.6;
        }
        /* Timeline */
        .timeline-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: start;
        }
        .timeline-intro h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .timeline-intro p {
            color: var(--muted);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .timeline-list {
            position: relative;
            padding-left: 0;
            list-style: none;
        }
        .timeline-item {
            position: relative;
            padding: 0 0 32px 30px;
            border-left: 2px solid var(--line);
        }
        .timeline-item:last-child {
            padding-bottom: 0;
            border-left-color: transparent;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand);
            box-shadow: 0 0 0 4px rgba(240, 180, 41, .2);
        }
        .timeline-date {
            font-size: .8rem;
            color: var(--brand-dark);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .timeline-name {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .timeline-desc {
            font-size: .88rem;
            color: var(--muted);
            line-height: 1.6;
            margin-bottom: 10px;
        }
        .timeline-status {
            display: inline-block;
            font-size: .78rem;
            padding: 4px 14px;
            border-radius: 20px;
            font-weight: 600;
        }
        .status-register {
            background: rgba(240, 180, 41, .15);
            color: #b45309;
        }
        .status-coming {
            background: rgba(59, 130, 246, .12);
            color: #2563eb;
        }
        .status-ready {
            background: rgba(16, 185, 129, .12);
            color: #059669;
        }
        /* Ranking */
        .rank-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--line);
            box-shadow: var(--shadow);
            overflow: hidden;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--line);
            transition: var(--transition);
        }
        .rank-item:last-child {
            border-bottom: none;
        }
        .rank-item:hover {
            background: #f8fafc;
        }
        .rank-num {
            font-size: 1.3rem;
            font-weight: 800;
            width: 40px;
            text-align: center;
            color: var(--muted);
        }
        .rank-num.top-1 {
            color: var(--brand);
            font-size: 1.5rem;
        }
        .rank-num.top-2 {
            color: #94a3b8;
        }
        .rank-num.top-3 {
            color: #b45309;
        }
        .rank-info {
            flex: 1;
        }
        .rank-info h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 2px;
        }
        .rank-info span {
            font-size: .8rem;
            color: var(--muted);
        }
        .rank-value {
            font-weight: 700;
            color: var(--ink);
            font-size: .95rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .rank-value i {
            color: var(--brand);
            font-size: .9rem;
        }
        .rank-bar {
            width: 90px;
            height: 6px;
            background: #e2e8f0;
            border-radius: 10px;
            overflow: hidden;
        }
        .rank-bar-inner {
            height: 100%;
            background: linear-gradient(90deg, var(--brand), #f59e0b);
            border-radius: 10px;
        }
        /* FAQ */
        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(240, 180, 41, .4);
        }
        .faq-item details {
            cursor: pointer;
        }
        .faq-item summary {
            padding: 22px 24px;
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 12px;
            list-style: none;
            position: relative;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--brand);
            font-size: 1.1rem;
            width: 28px;
            text-align: center;
        }
        .faq-item summary::after {
            content: '+';
            margin-left: auto;
            font-size: 1.4rem;
            font-weight: 300;
            color: var(--brand-dark);
            transition: transform .3s;
        }
        .faq-item details[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item details[open] summary {
            color: var(--brand-dark);
        }
        .faq-answer {
            padding: 0 24px 22px 64px;
            color: var(--muted);
            font-size: .92rem;
            line-height: 1.8;
        }
        /* CTA */
        .cta-section {
            position: relative;
            background: url("/assets/images/backpic/back-2.png") center center / cover no-repeat;
            padding: 80px 0;
            text-align: center;
            color: #fff;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 18, 32, .92), rgba(11, 18, 32, .75));
        }
        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-content p {
            color: rgba(255, 255, 255, .75);
            font-size: 1.05rem;
            margin-bottom: 30px;
            line-height: 1.7;
        }
        /* Footer */
        .site-footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, .7);
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .footer-brand p {
            margin-top: 16px;
            max-width: 340px;
            font-size: .9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, .55);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: var(--brand);
            border-radius: 2px;
        }
        .footer-col a {
            display: block;
            padding: 7px 0;
            color: rgba(255, 255, 255, .55);
            font-size: .9rem;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--brand-light);
            padding-left: 6px;
        }
        .footer-col a i {
            width: 20px;
            margin-right: 4px;
            color: rgba(255, 255, 255, .35);
        }
        .footer-bottom {
            padding: 26px 0;
            text-align: center;
            font-size: .85rem;
            color: rgba(255, 255, 255, .35);
            border-top: 1px solid rgba(255, 255, 255, .05);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .timeline-wrap {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .site-header .main-nav {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(11, 18, 32, .97);
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 24px;
                gap: 8px;
                transform: translateY(-120%);
                transition: transform .3s ease;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
                backdrop-filter: blur(16px);
                flex: none;
                z-index: 99;
                max-height: calc(100vh - 72px);
                overflow-y: auto;
            }
            .site-header .main-nav.open {
                transform: translateY(0);
            }
            .nav-link {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }
            .mobile-menu-btn {
                display: block;
            }
            .header-cta {
                display: none;
            }
            .hero-title {
                font-size: 2.1rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .cat-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-num {
                font-size: 1.7rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .countdown-wrap {
                padding: 16px 20px;
            }
            .count-item {
                padding: 7px 10px;
                min-width: 48px;
            }
            .count-item .num {
                font-size: 1.2rem;
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }
            .hero-btns {
                flex-direction: column;
                width: 100%;
            }
            .hero-btns .btn-primary,
            .hero-btns .btn-ghost {
                width: 100%;
                justify-content: center;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
            .featured-body {
                padding: 20px;
            }
            .featured-body h3 {
                font-size: 1.2rem;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 16px;
            }
            .rank-bar {
                width: 70px;
            }
            .faq-item summary {
                padding: 16px 14px;
                font-size: .95rem;
            }
            .faq-answer {
                padding: 0 14px 18px 46px;
            }
            .cta-content h2 {
                font-size: 1.6rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #d4a643;
            --primary-dark: #b8892f;
            --bg-dark: #0b1221;
            --bg-panel: #111a2c;
            --bg-body: #f4f6fb;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --shadow-card: 0 10px 30px rgba(2, 12, 27, .08);
            --shadow-gold: 0 6px 20px rgba(212, 166, 67, .35);
            --transition: .25s ease;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: linear-gradient(180deg, rgba(11, 18, 33, .98), rgba(11, 18, 33, .92));
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(212, 166, 67, .22);
            box-shadow: 0 4px 20px rgba(0, 0, 0, .25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 24px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 700;
            letter-spacing: .2px;
            color: #fff;
            white-space: nowrap;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), #f0cd7a);
            color: #0b1221;
            font-size: 1rem;
            box-shadow: 0 4px 14px rgba(212, 166, 67, .4);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .main-nav .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            border-radius: 999px;
            font-size: .95rem;
            font-weight: 500;
            color: #cbd5e1;
            background: transparent;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .main-nav .nav-link i {
            font-size: .9rem;
            color: rgba(212, 166, 67, .8);
        }

        .main-nav .nav-link:hover {
            color: #fff;
            background: rgba(212, 166, 67, .12);
            border-color: rgba(212, 166, 67, .2);
            transform: translateY(-2px);
        }

        .main-nav .nav-link.active {
            color: #0b1221;
            background: linear-gradient(135deg, var(--primary), #f0cd7a);
            font-weight: 600;
            box-shadow: var(--shadow-gold);
            border-color: transparent;
        }

        .main-nav .nav-link.active i {
            color: #0b1221;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: 12px;
            background: rgba(255, 255, 255, .06);
            color: #fff;
            font-size: 1.1rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(212, 166, 67, .15);
            border-color: rgba(212, 166, 67, .4);
        }

        /* ===== Hero Banner ===== */
        .hero-banner {
            position: relative;
            padding: 100px 0 80px;
            background-image: linear-gradient(135deg, rgba(11, 18, 33, .95), rgba(17, 26, 44, .82)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }

        .hero-banner::after {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(212, 166, 67, .2), transparent 65%);
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 48px;
            align-items: center;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 999px;
            background: rgba(212, 166, 67, .15);
            border: 1px solid rgba(212, 166, 67, .3);
            color: #f0cd7a;
            font-size: .85rem;
            font-weight: 500;
            margin-bottom: 20px;
        }

        .hero-title {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            line-height: 1.28;
            letter-spacing: .5px;
            margin-bottom: 18px;
        }

        .hero-title span {
            background: linear-gradient(135deg, var(--primary), #f5d98c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.05rem;
            color: #b6c2d4;
            max-width: 540px;
            margin-bottom: 28px;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }

        .hero-tag {
            padding: 6px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .12);
            color: #e2e8f0;
            font-size: .85rem;
            transition: all var(--transition);
        }

        .hero-tag:hover {
            background: rgba(212, 166, 67, .18);
            border-color: rgba(212, 166, 67, .4);
        }

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

        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 999px;
            font-weight: 600;
            font-size: .95rem;
            color: #0b1221;
            background: linear-gradient(135deg, var(--primary), #f0cd7a);
            box-shadow: var(--shadow-gold);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
        }

        .btn-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(212, 166, 67, .45);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 999px;
            font-weight: 500;
            font-size: .95rem;
            color: #e2e8f0;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .25);
            cursor: pointer;
            transition: all var(--transition);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .08);
            border-color: rgba(212, 166, 67, .5);
            color: #fff;
        }

        .countdown-card {
            background: rgba(12, 20, 36, .75);
            border: 1px solid rgba(212, 166, 67, .3);
            border-radius: 22px;
            padding: 30px;
            backdrop-filter: blur(10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, .3);
        }

        .countdown-card h3 {
            font-size: 1rem;
            color: #f0cd7a;
            font-weight: 600;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .countdown-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-bottom: 16px;
        }

        .countdown-item {
            text-align: center;
            padding: 14px 8px;
            background: rgba(255, 255, 255, .05);
            border-radius: 14px;
            border: 1px solid rgba(255, 255, 255, .08);
        }

        .countdown-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .countdown-item .label {
            font-size: .75rem;
            color: #94a3b8;
            margin-top: 4px;
        }

        .countdown-card .hint {
            font-size: .85rem;
            color: #94a3b8;
            text-align: center;
        }

        /* ===== Section spacing ===== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: #fff;
        }

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-eyebrow {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 999px;
            background: rgba(212, 166, 67, .12);
            color: var(--primary-dark);
            font-size: .82rem;
            font-weight: 600;
            letter-spacing: .3px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: clamp(1.6rem, 2.8vw, 2.2rem);
            font-weight: 800;
            color: var(--bg-dark);
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .section-title span {
            color: var(--primary-dark);
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.8;
        }

        /* ===== Stats band ===== */
        .stats-band {
            background: linear-gradient(135deg, #0b1221, #16213a);
            border-radius: 22px;
            overflow: hidden;
            box-shadow: 0 20px 45px rgba(2, 12, 27, .18);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
        }

        .stat-item {
            padding: 32px 24px;
            text-align: center;
            border-right: 1px solid rgba(255, 255, 255, .08);
            transition: background var(--transition);
        }

        .stat-item:last-child {
            border-right: none;
        }

        .stat-item:hover {
            background: rgba(212, 166, 67, .06);
        }

        .stat-item .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-item .label {
            color: #b6c2d4;
            font-size: .9rem;
            margin-top: 6px;
        }

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

        .topic-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .topic-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 18px 40px rgba(2, 12, 27, .12);
            border-color: rgba(212, 166, 67, .4);
        }

        .topic-card .cover {
            height: 180px;
            position: relative;
            overflow: hidden;
        }

        .topic-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

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

        .topic-card .cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent, rgba(11, 18, 33, .55));
        }

        .topic-card .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            padding: 5px 12px;
            border-radius: 999px;
            background: rgba(11, 18, 33, .75);
            backdrop-filter: blur(6px);
            color: #f0cd7a;
            font-size: .78rem;
            font-weight: 500;
        }

        .topic-card .body {
            padding: 22px 22px 26px;
        }

        .topic-card .body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--bg-dark);
        }

        .topic-card .body p {
            color: var(--text-muted);
            font-size: .9rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .topic-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .88rem;
            font-weight: 600;
            color: var(--primary-dark);
        }

        .topic-link:hover {
            gap: 10px;
        }

        /* ===== Ranking table ===== */
        .ranking-wrap {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .ranking-head {
            display: grid;
            grid-template-columns: 60px 1.2fr 1fr 1fr 120px;
            gap: 14px;
            padding: 16px 24px;
            background: #f8fafc;
            border-bottom: 1px solid var(--border);
            font-size: .82rem;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: .4px;
        }

        .ranking-row {
            display: grid;
            grid-template-columns: 60px 1.2fr 1fr 1fr 120px;
            gap: 14px;
            padding: 16px 24px;
            align-items: center;
            border-bottom: 1px solid #f1f5f9;
            transition: background var(--transition);
        }

        .ranking-row:last-child {
            border-bottom: none;
        }

        .ranking-row:hover {
            background: rgba(212, 166, 67, .04);
        }

        .rank-num {
            font-size: 1.2rem;
            font-weight: 800;
            color: #94a3b8;
        }

        .rank-num.top {
            color: var(--primary);
        }

        .rank-name {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 600;
            color: var(--bg-dark);
        }

        .rank-name img {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            object-fit: cover;
        }

        .rank-heat {
            color: var(--text-muted);
            font-size: .9rem;
        }

        .rank-heat .heat-bar {
            height: 6px;
            background: #e2e8f0;
            border-radius: 10px;
            margin-top: 6px;
            max-width: 140px;
            overflow: hidden;
        }

        .rank-heat .heat-bar span {
            display: block;
            height: 100%;
            border-radius: 10px;
            background: linear-gradient(90deg, var(--primary), #f0cd7a);
        }

        .rank-score {
            font-size: .88rem;
            font-weight: 600;
            color: var(--primary-dark);
            background: rgba(212, 166, 67, .1);
            padding: 4px 12px;
            border-radius: 999px;
            text-align: center;
            justify-self: start;
        }

        /* ===== Steps ===== */
        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            position: relative;
            transition: all var(--transition);
        }

        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 36px rgba(2, 12, 27, .1);
        }

        .step-num {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), #f0cd7a);
            color: #0b1221;
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .step-card h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--bg-dark);
        }

        .step-card p {
            font-size: .88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

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

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(212, 166, 67, .4);
        }

        .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            font-size: .98rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            color: var(--bg-dark);
        }

        .faq-question i {
            color: var(--primary);
            transition: transform .3s ease;
        }

        .faq-item.active .faq-question i {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
        }

        .faq-item.active .faq-answer {
            padding: 0 24px 20px;
            max-height: 300px;
        }

        .faq-answer p {
            color: var(--text-muted);
            font-size: .92rem;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-banner {
            position: relative;
            border-radius: 26px;
            overflow: hidden;
            padding: 60px 40px;
            background-image: linear-gradient(135deg, rgba(11, 18, 33, .96), rgba(17, 26, 44, .88)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            text-align: center;
            color: #fff;
        }

        .cta-banner h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-banner p {
            color: #b6c2d4;
            max-width: 520px;
            margin: 0 auto 28px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: #94a3b8;
            padding: 60px 0 0;
            margin-top: 40px;
        }

        .site-footer .brand-logo {
            margin-bottom: 14px;
            color: #fff;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand p {
            font-size: .9rem;
            line-height: 1.8;
            color: #94a3b8;
            max-width: 340px;
            margin-top: 8px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: .95rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            color: #94a3b8;
            font-size: .88rem;
            padding: 6px 0;
            transition: all var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 22px 0;
            text-align: center;
        }

        .footer-bottom p {
            font-size: .82rem;
            color: #64748b;
        }

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

            .countdown-card {
                max-width: 520px;
            }

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

            .ranking-head,
            .ranking-row {
                grid-template-columns: 48px 1fr 1fr 90px;
            }

            .ranking-head .col-heat,
            .ranking-row .rank-heat {
                display: none;
            }
        }

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

            .header-inner {
                min-height: 64px;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                position: absolute;
                top: 64px;
                left: 16px;
                right: 16px;
                background: var(--bg-panel);
                border: 1px solid rgba(212, 166, 67, .2);
                border-radius: 16px;
                flex-direction: column;
                align-items: stretch;
                padding: 12px;
                gap: 4px;
                opacity: 0;
                visibility: hidden;
                transform: translateY(-8px);
                transition: all .3s ease;
                box-shadow: 0 20px 40px rgba(0, 0, 0, .3);
            }

            .main-nav.open {
                opacity: 1;
                visibility: visible;
                transform: translateY(0);
            }

            .main-nav .nav-link {
                padding: 12px 16px;
                border-radius: 10px;
                border: 1px solid transparent;
            }

            .hero-banner {
                padding: 60px 0 50px;
            }

            .section {
                padding: 56px 0;
            }

            .section-head {
                margin-bottom: 32px;
            }

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

            .stat-item {
                border-bottom: 1px solid rgba(255, 255, 255, .06);
            }

            .topic-cards {
                grid-template-columns: 1fr;
            }

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

            .ranking-head {
                display: none;
            }

            .ranking-row {
                grid-template-columns: 44px 1fr auto;
                padding: 14px 16px;
            }

            .ranking-row .rank-heat {
                display: none;
            }

            .rank-score {
                padding: 4px 10px;
                font-size: .82rem;
            }

            .cta-banner {
                padding: 40px 24px;
                border-radius: 18px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.7rem;
            }

            .hero-desc {
                font-size: .95rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn-gold,
            .hero-actions .btn-outline-light {
                width: 100%;
            }

            .countdown-card {
                padding: 22px 16px;
            }

            .countdown-grid {
                gap: 6px;
            }

            .countdown-item .num {
                font-size: 1.3rem;
            }

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

            .stat-item {
                border-right: none;
            }

            .steps-wrap {
                grid-template-columns: 1fr;
            }

            .ranking-row {
                grid-template-columns: 36px 1fr auto;
                gap: 10px;
                padding: 12px 14px;
            }

            .rank-name img {
                width: 32px;
                height: 32px;
                border-radius: 8px;
            }

            .rank-name {
                font-size: .88rem;
            }
        }

        /* Focus visible */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(212, 166, 67, .5);
            outline-offset: 2px;
            border-radius: 6px;
        }

/* roulang page: category3 */
:root {
            --primary: #4f46e5;
            --primary-light: #818cf8;
            --primary-soft: #eef2ff;
            --accent: #f59e0b;
            --accent-light: #fbbf24;
            --dark: #0f172a;
            --dark-2: #1e293b;
            --text: #1e293b;
            --text-light: #334155;
            --text-muted: #64748b;
            --bg: #f8fafc;
            --white: #ffffff;
            --border: #e2e8f0;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.06);
            --shadow-md: 0 10px 30px rgba(15, 23, 42, 0.10);
            --shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.16);
            --transition: all 0.3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
            object-fit: cover;
        }
        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        input,
        textarea {
            font-family: inherit;
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.7);
            box-shadow: 0 2px 20px rgba(15, 23, 42, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--dark);
            letter-spacing: -0.02em;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
            color: #fff;
            font-size: 0.9rem;
            box-shadow: 0 6px 18px rgba(79, 70, 229, 0.35);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            outline: none;
        }
        .nav-link i {
            font-size: 0.85rem;
            opacity: 0.85;
        }
        .nav-link:hover {
            background: var(--primary-soft);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .nav-link:focus-visible {
            box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.35);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 20px rgba(79, 70, 229, 0.3);
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 1.15rem;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--primary);
            color: #fff;
        }
        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            padding: 100px 0 90px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 23, 42, 0.88), rgba(79, 70, 229, 0.62), rgba(15, 23, 42, 0.55));
            z-index: 1;
        }
        .page-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.28);
            backdrop-filter: blur(10px);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 22px;
        }
        .page-hero h1 {
            font-size: clamp(2rem, 4.4vw, 3.25rem);
            font-weight: 800;
            line-height: 1.18;
            letter-spacing: -0.03em;
            margin-bottom: 18px;
            max-width: 720px;
        }
        .page-hero .hero-desc {
            font-size: 1.08rem;
            max-width: 620px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 999px;
            background: #fff;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.95rem;
            box-shadow: 0 10px 30px rgba(15, 23, 42, 0.2);
            transition: var(--transition);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(15, 23, 42, 0.28);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 999px;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-3px);
        }
        .hero-meta {
            display: flex;
            gap: 28px;
            margin-top: 38px;
            flex-wrap: wrap;
        }
        .hero-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 0.92rem;
        }
        .hero-meta .meta-item i {
            color: var(--accent-light);
        }
        /* ===== Section ===== */
        .section {
            padding: 90px 0;
        }
        .section-alt {
            background: var(--white);
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            letter-spacing: 0.05em;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: clamp(1.7rem, 3vw, 2.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.8;
        }
        /* ===== Filter Bar ===== */
        .filter-bar {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
            margin: -20px auto 48px;
            position: relative;
            z-index: 5;
        }
        .filter-tab {
            padding: 10px 22px;
            border-radius: 999px;
            background: var(--white);
            border: 1px solid var(--border);
            color: var(--text-light);
            font-size: 0.9rem;
            font-weight: 500;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            outline: none;
        }
        .filter-tab:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .filter-tab:focus-visible {
            box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.3);
        }
        .filter-tab.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 8px 24px rgba(79, 70, 229, 0.3);
        }
        /* ===== News Grid ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .news-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(79, 70, 229, 0.3);
        }
        .news-card-image {
            position: relative;
            height: 210px;
            overflow: hidden;
        }
        .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .news-card:hover .news-card-image img {
            transform: scale(1.06);
        }
        .news-card-image::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(15, 23, 42, 0.45));
            pointer-events: none;
        }
        .news-category {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            backdrop-filter: blur(8px);
            box-shadow: 0 4px 14px rgba(15, 23, 42, 0.12);
        }
        .news-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-meta {
            display: flex;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .news-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-card-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            line-height: 1.5;
            color: var(--dark);
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .news-card-body h3 a:hover {
            color: var(--primary);
        }
        .news-card-body p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.8;
            flex: 1;
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-top: 16px;
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .read-more:hover {
            gap: 12px;
            color: var(--primary);
        }
        /* ===== Stats ===== */
        .stats-section {
            position: relative;
            padding: 80px 0;
            background: var(--dark);
            color: #fff;
            overflow: hidden;
        }
        .stats-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.18;
        }
        .stats-section .container-custom {
            position: relative;
            z-index: 2;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .stat-card {
            text-align: center;
            padding: 40px 20px;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-6px);
        }
        .stat-card .stat-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 16px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            font-size: 1.4rem;
            box-shadow: 0 10px 30px rgba(79, 70, 229, 0.4);
        }
        .stat-card .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .stat-card .stat-label {
            margin-top: 8px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.92rem;
        }
        /* ===== Featured ===== */
        .featured-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .featured-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .featured-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }
        .featured-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .featured-img img {
            width: 100%;
            height: 100%;
        }
        .featured-card-body {
            padding: 24px;
        }
        .featured-card-body .featured-label {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 10px;
        }
        .featured-card-body h3 {
            font-size: 1.06rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .featured-card-body h3 a:hover {
            color: var(--primary);
        }
        .featured-card-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.8;
        }
        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 30px;
            margin-bottom: 16px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(79, 70, 229, 0.3);
            box-shadow: var(--shadow-md);
        }
        .faq-item h3 {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .faq-item h3 .faq-icon {
            width: 32px;
            height: 32px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 0.85rem;
            margin-top: 2px;
        }
        .faq-item p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.85;
            padding-left: 46px;
        }
        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 90px 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            background-attachment: fixed;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(79, 70, 229, 0.7));
        }
        .cta-section .container-custom {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: clamp(1.7rem, 3vw, 2.5rem);
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .cta-section p {
            max-width: 560px;
            margin: 0 auto 30px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.04rem;
            line-height: 1.8;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 999px;
            background: #fff;
            color: var(--primary);
            font-weight: 600;
            box-shadow: 0 10px 30px rgba(15, 23, 42, 0.25);
            transition: var(--transition);
        }
        .btn-white:hover {
            transform: translateY(-3px);
            box-shadow: 0 18px 44px rgba(15, 23, 42, 0.32);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 999px;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-3px);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .brand-logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.95rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            padding: 6px 0;
            font-size: 0.93rem;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-light);
            transform: translateX(4px);
        }
        .footer-bottom {
            padding: 22px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }
            .featured-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 20px;
            }
            .header-inner {
                height: 68px;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 20px 20px;
                gap: 4px;
                box-shadow: 0 20px 40px rgba(15, 23, 42, 0.14);
                border-top: 1px solid var(--border);
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                justify-content: flex-start;
                padding: 13px 18px;
            }
            .page-hero {
                padding: 70px 0 60px;
            }
            .section {
                padding: 64px 0;
            }
            .section-head {
                margin-bottom: 36px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .featured-list {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-card {
                padding: 26px 14px;
            }
            .stat-card .stat-num {
                font-size: 1.7rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 32px;
            }
            .faq-item {
                padding: 22px;
            }
            .faq-item p {
                padding-left: 0;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline-light {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .filter-tab {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .news-card-image {
                height: 180px;
            }
            .hero-meta {
                gap: 14px;
                flex-direction: column;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-buttons .btn-white,
            .cta-buttons .btn-ghost {
                justify-content: center;
            }
        }