/* roulang page: index */
/* ===== 设计变量 ===== */
    :root {
        --color-primary: #0b0e1a;
        --color-primary-light: #141833;
        --color-accent: #d4a746;
        --color-accent-light: #e8c66a;
        --color-accent-dark: #b88d2e;
        --color-bg: #f8f9fc;
        --color-bg-alt: #ffffff;
        --color-bg-dark: #0b0e1a;
        --color-text: #1a1d2e;
        --color-text-light: #6b7094;
        --color-text-inverse: #ffffff;
        --color-border: rgba(212, 167, 70, 0.2);
        --color-border-light: #e8eaf0;
        --radius-sm: 8px;
        --radius-md: 14px;
        --radius-lg: 24px;
        --shadow-sm: 0 2px 8px rgba(11, 14, 26, 0.06);
        --shadow-md: 0 8px 30px rgba(11, 14, 26, 0.1);
        --shadow-lg: 0 20px 60px rgba(11, 14, 26, 0.15);
        --shadow-accent: 0 4px 20px rgba(212, 167, 70, 0.3);
        --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
        --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        --max-width: 1200px;
        --nav-height: 72px;
    }

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

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

    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.7;
        color: var(--color-text);
        background: var(--color-bg);
    }

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

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

    button,
    input,
    textarea {
        font-family: inherit;
        font-size: inherit;
        border: none;
        outline: none;
        background: none;
    }

    button {
        cursor: pointer;
    }

    ul,
    ol {
        list-style: none;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        line-height: 1.25;
        font-weight: 700;
        color: var(--color-text);
    }

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

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

    .container-wide {
        max-width: 1400px;
        margin: 0 auto;
        padding: 0 24px;
    }

    /* ===== 导航 ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        height: var(--nav-height);
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--color-border-light);
        transition: background var(--transition), box-shadow var(--transition);
    }

    .site-header.scrolled {
        background: rgba(255, 255, 255, 0.98);
        box-shadow: var(--shadow-sm);
    }

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

    .logo {
        font-size: 22px;
        font-weight: 800;
        letter-spacing: -0.5px;
        color: var(--color-primary);
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
        background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        font-size: 18px;
        flex-shrink: 0;
    }

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

    .main-nav {
        display: flex;
        align-items: center;
        gap: 40px;
    }

    .main-nav a {
        font-size: 15px;
        font-weight: 500;
        color: var(--color-text-light);
        position: relative;
        padding: 6px 0;
        transition: color var(--transition);
    }

    .main-nav a::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--color-accent);
        border-radius: 2px;
        transition: width var(--transition);
    }

    .main-nav a:hover {
        color: var(--color-text);
    }

    .main-nav a:hover::after {
        width: 100%;
    }

    .main-nav a.active {
        color: var(--color-primary);
        font-weight: 600;
    }

    .main-nav a.active::after {
        width: 100%;
        background: var(--color-accent);
    }

    .nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
        color: var(--color-primary) !important;
        padding: 10px 24px !important;
        border-radius: 50px;
        font-weight: 600 !important;
        font-size: 14px !important;
        transition: transform var(--transition), box-shadow var(--transition) !important;
    }

    .nav-cta::after {
        display: none !important;
    }

    .nav-cta:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-accent);
        color: var(--color-primary) !important;
    }

    .mobile-toggle {
        display: none;
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        font-size: 22px;
        color: var(--color-primary);
        border-radius: var(--radius-sm);
        transition: background var(--transition);
    }

    .mobile-toggle:hover {
        background: rgba(11, 14, 26, 0.05);
    }

    /* ===== Hero ===== */
    .hero {
        position: relative;
        min-height: 90vh;
        display: flex;
        align-items: center;
        padding: 120px 0 80px;
        background: var(--color-primary);
        overflow: hidden;
    }

    .hero-bg {
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
        opacity: 0.35;
        mix-blend-mode: overlay;
    }

    .hero-overlay {
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 30% 50%, rgba(212, 167, 70, 0.08) 0%, transparent 70%),
            linear-gradient(180deg, rgba(11, 14, 26, 0.4) 0%, var(--color-primary) 100%);
    }

    .hero-content {
        position: relative;
        z-index: 2;
        max-width: 820px;
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(212, 167, 70, 0.15);
        border: 1px solid rgba(212, 167, 70, 0.25);
        padding: 8px 18px;
        border-radius: 50px;
        font-size: 13px;
        font-weight: 500;
        color: var(--color-accent);
        margin-bottom: 28px;
        letter-spacing: 0.3px;
    }

    .hero-badge i {
        font-size: 14px;
    }

    .hero h1 {
        font-size: 56px;
        font-weight: 800;
        color: var(--color-text-inverse);
        line-height: 1.1;
        letter-spacing: -1px;
        margin-bottom: 20px;
    }

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

    .hero-desc {
        font-size: 19px;
        color: rgba(255, 255, 255, 0.7);
        max-width: 600px;
        line-height: 1.7;
        margin-bottom: 40px;
    }

    .hero-stats {
        display: flex;
        flex-wrap: wrap;
        gap: 40px 60px;
        margin-bottom: 44px;
    }

    .hero-stat {
        text-align: left;
    }

    .hero-stat-number {
        font-size: 42px;
        font-weight: 800;
        color: var(--color-text-inverse);
        line-height: 1;
        letter-spacing: -1px;
        display: flex;
        align-items: baseline;
        gap: 2px;
    }

    .hero-stat-number .num-suffix {
        font-size: 22px;
        font-weight: 600;
        color: var(--color-accent);
    }

    .hero-stat-label {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.5);
        margin-top: 6px;
        font-weight: 400;
    }

    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        align-items: center;
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
        color: var(--color-primary);
        padding: 16px 36px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 16px;
        transition: transform var(--transition), box-shadow var(--transition);
        border: none;
    }

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

    .btn-primary i {
        font-size: 18px;
    }

    .btn-outline-light {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        color: var(--color-text-inverse);
        padding: 15px 32px;
        border-radius: 50px;
        font-weight: 500;
        font-size: 16px;
        border: 1.5px solid rgba(255, 255, 255, 0.2);
        transition: border-color var(--transition), background var(--transition), color var(--transition);
    }

    .btn-outline-light:hover {
        border-color: var(--color-accent);
        background: rgba(212, 167, 70, 0.1);
        color: var(--color-accent);
    }

    .btn-outline-light i {
        font-size: 16px;
    }

    /* ===== 通用板块 ===== */
    .section {
        padding: 100px 0;
    }

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

    .section-dark {
        background: var(--color-bg-dark);
        color: var(--color-text-inverse);
    }

    .section-header {
        text-align: center;
        margin-bottom: 60px;
    }

    .section-header h2 {
        font-size: 38px;
        font-weight: 700;
        letter-spacing: -0.5px;
        margin-bottom: 14px;
    }

    .section-header p {
        font-size: 17px;
        color: var(--color-text-light);
        max-width: 560px;
        margin: 0 auto;
        line-height: 1.6;
    }

    .section-header.light h2 {
        color: var(--color-text-inverse);
    }

    .section-header.light p {
        color: rgba(255, 255, 255, 0.6);
    }

    .section-title-accent {
        display: inline-block;
        background: rgba(212, 167, 70, 0.12);
        color: var(--color-accent-dark);
        padding: 6px 16px;
        border-radius: 50px;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.5px;
        margin-bottom: 16px;
        border: 1px solid rgba(212, 167, 70, 0.15);
    }

    .section-title-accent.light {
        background: rgba(212, 167, 70, 0.15);
        color: var(--color-accent);
        border-color: rgba(212, 167, 70, 0.2);
    }

    /* ===== 卡片网格 ===== */
    .grid-3 {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }

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

    .grid-2 {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .card {
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: transform var(--transition), box-shadow var(--transition);
        border: 1px solid var(--color-border-light);
    }

    .card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-md);
    }

    .card-img {
        width: 100%;
        height: 200px;
        object-fit: cover;
        background: var(--color-primary-light);
    }

    .card-body {
        padding: 28px 24px 24px;
    }

    .card-body h3 {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 10px;
        line-height: 1.3;
    }

    .card-body p {
        font-size: 15px;
        color: var(--color-text-light);
        line-height: 1.6;
    }

    .card-tag {
        display: inline-block;
        background: rgba(212, 167, 70, 0.1);
        color: var(--color-accent-dark);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 50px;
        margin-bottom: 14px;
        border: 1px solid rgba(212, 167, 70, 0.12);
    }

    .card-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-weight: 600;
        font-size: 14px;
        color: var(--color-accent-dark);
        margin-top: 16px;
        transition: gap var(--transition);
    }

    .card-link:hover {
        gap: 12px;
        color: var(--color-accent-dark);
    }

    .card-link i {
        font-size: 14px;
    }

    /* ===== 特色卡片（图标） ===== */
    .feature-card {
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        padding: 36px 28px 32px;
        border: 1px solid var(--color-border-light);
        transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .feature-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-md);
        border-color: rgba(212, 167, 70, 0.2);
    }

    .feature-icon {
        width: 56px;
        height: 56px;
        background: linear-gradient(135deg, rgba(212, 167, 70, 0.12), rgba(212, 167, 70, 0.05));
        border-radius: var(--radius-sm);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        color: var(--color-accent-dark);
        margin-bottom: 22px;
        border: 1px solid rgba(212, 167, 70, 0.1);
    }

    .feature-card h3 {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 10px;
    }

    .feature-card p {
        font-size: 15px;
        color: var(--color-text-light);
        line-height: 1.6;
    }

    /* ===== 分类入口 ===== */
    .category-card {
        position: relative;
        border-radius: var(--radius-md);
        overflow: hidden;
        background: var(--color-primary-light);
        min-height: 280px;
        display: flex;
        align-items: flex-end;
        transition: transform var(--transition), box-shadow var(--transition);
        border: 1px solid rgba(255, 255, 255, 0.05);
    }

    .category-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
    }

    .category-card img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.5;
        transition: opacity var(--transition), transform var(--transition);
    }

    .category-card:hover img {
        opacity: 0.65;
        transform: scale(1.05);
    }

    .category-card-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(0deg, rgba(11, 14, 26, 0.85) 0%, rgba(11, 14, 26, 0.2) 60%, transparent 100%);
    }

    .category-card-body {
        position: relative;
        z-index: 2;
        padding: 32px 28px;
        width: 100%;
    }

    .category-card-body h3 {
        font-size: 24px;
        font-weight: 700;
        color: var(--color-text-inverse);
        margin-bottom: 6px;
    }

    .category-card-body p {
        font-size: 15px;
        color: rgba(255, 255, 255, 0.6);
        margin-bottom: 16px;
        line-height: 1.5;
    }

    .category-card-body .btn-category {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--color-accent);
        color: var(--color-primary);
        padding: 10px 22px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 14px;
        transition: transform var(--transition), box-shadow var(--transition);
    }

    .category-card-body .btn-category:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-accent);
        color: var(--color-primary);
    }

    /* ===== 资讯列表 ===== */
    .post-list {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .post-item {
        display: flex;
        gap: 24px;
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        padding: 20px 24px;
        border: 1px solid var(--color-border-light);
        transition: transform var(--transition), box-shadow var(--transition);
        align-items: flex-start;
    }

    .post-item:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-sm);
    }

    .post-item-img {
        width: 120px;
        height: 90px;
        border-radius: var(--radius-sm);
        object-fit: cover;
        flex-shrink: 0;
        background: var(--color-primary-light);
    }

    .post-item-content {
        flex: 1;
        min-width: 0;
    }

    .post-item-content h3 {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 6px;
        line-height: 1.3;
    }

    .post-item-content h3 a {
        color: var(--color-text);
        transition: color var(--transition);
    }

    .post-item-content h3 a:hover {
        color: var(--color-accent-dark);
    }

    .post-item-content p {
        font-size: 14px;
        color: var(--color-text-light);
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .post-item-meta {
        display: flex;
        align-items: center;
        gap: 16px;
        margin-top: 10px;
        font-size: 13px;
        color: var(--color-text-light);
    }

    .post-item-meta .tag {
        display: inline-block;
        background: rgba(212, 167, 70, 0.1);
        color: var(--color-accent-dark);
        padding: 2px 12px;
        border-radius: 50px;
        font-size: 12px;
        font-weight: 500;
    }

    .empty-posts {
        text-align: center;
        padding: 60px 20px;
        color: var(--color-text-light);
        font-size: 16px;
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        border: 1px dashed var(--color-border-light);
    }

    /* ===== 统计数据 ===== */
    .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, 0.04);
        border-radius: var(--radius-md);
        border: 1px solid rgba(255, 255, 255, 0.06);
        transition: transform var(--transition), border-color var(--transition);
    }

    .stat-card:hover {
        transform: translateY(-4px);
        border-color: rgba(212, 167, 70, 0.2);
    }

    .stat-card-number {
        font-size: 48px;
        font-weight: 800;
        color: var(--color-accent);
        line-height: 1;
        letter-spacing: -1px;
    }

    .stat-card-label {
        font-size: 15px;
        color: rgba(255, 255, 255, 0.6);
        margin-top: 10px;
        font-weight: 400;
    }

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

    .step-card {
        text-align: center;
        padding: 36px 20px 32px;
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        border: 1px solid var(--color-border-light);
        position: relative;
        transition: transform var(--transition), box-shadow var(--transition);
    }

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

    .step-number {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
        color: var(--color-primary);
        font-size: 20px;
        font-weight: 700;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 18px;
    }

    .step-card h3 {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 8px;
    }

    .step-card p {
        font-size: 14px;
        color: var(--color-text-light);
        line-height: 1.5;
    }

    /* ===== FAQ ===== */
    .faq-list {
        display: flex;
        flex-direction: column;
        gap: 16px;
        max-width: 800px;
        margin: 0 auto;
    }

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

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

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 20px 24px;
        font-size: 16px;
        font-weight: 500;
        color: var(--color-text);
        cursor: pointer;
        transition: background var(--transition);
        gap: 16px;
    }

    .faq-question:hover {
        background: rgba(212, 167, 70, 0.03);
    }

    .faq-question i {
        font-size: 18px;
        color: var(--color-accent-dark);
        transition: transform var(--transition);
        flex-shrink: 0;
    }

    .faq-item.active .faq-question i {
        transform: rotate(180deg);
    }

    .faq-answer {
        padding: 0 24px 20px;
        font-size: 15px;
        color: var(--color-text-light);
        line-height: 1.7;
        display: none;
    }

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

    /* ===== CTA ===== */
    .cta-section {
        background: var(--color-primary);
        position: relative;
        overflow: hidden;
        padding: 100px 0;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 70% 50%, rgba(212, 167, 70, 0.08) 0%, transparent 70%),
            url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
        opacity: 0.15;
        mix-blend-mode: overlay;
    }

    .cta-content {
        position: relative;
        z-index: 2;
        text-align: center;
        max-width: 680px;
        margin: 0 auto;
    }

    .cta-content h2 {
        font-size: 38px;
        font-weight: 700;
        color: var(--color-text-inverse);
        margin-bottom: 16px;
    }

    .cta-content p {
        font-size: 17px;
        color: rgba(255, 255, 255, 0.6);
        margin-bottom: 36px;
        line-height: 1.6;
    }

    .cta-content .btn-primary {
        font-size: 17px;
        padding: 18px 42px;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--color-primary);
        border-top: 1px solid rgba(255, 255, 255, 0.06);
        padding: 60px 0 30px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
        margin-bottom: 40px;
    }

    .footer-brand .logo {
        color: var(--color-text-inverse);
        margin-bottom: 14px;
    }

    .footer-brand p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.45);
        max-width: 320px;
        line-height: 1.7;
    }

    .footer-col h4 {
        font-size: 15px;
        font-weight: 600;
        color: var(--color-text-inverse);
        margin-bottom: 18px;
    }

    .footer-col a {
        display: block;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.5);
        padding: 5px 0;
        transition: color var(--transition);
    }

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

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.06);
        padding-top: 24px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 12px;
    }

    .footer-bottom p {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.35);
    }

    .footer-bottom a {
        color: rgba(255, 255, 255, 0.4);
        font-size: 13px;
        transition: color var(--transition);
    }

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

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

    .footer-social a {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.06);
        display: flex;
        align-items: center;
        justify-content: center;
        color: rgba(255, 255, 255, 0.4);
        font-size: 16px;
        transition: background var(--transition), color var(--transition);
    }

    .footer-social a:hover {
        background: var(--color-accent);
        color: var(--color-primary);
    }

    /* ===== 移动端导航 ===== */
    .mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(11, 14, 26, 0.5);
        z-index: 998;
        opacity: 0;
        transition: opacity var(--transition);
    }

    .mobile-overlay.open {
        opacity: 1;
    }

    .mobile-menu {
        position: fixed;
        top: 0;
        right: -300px;
        width: 280px;
        height: 100vh;
        background: var(--color-bg-alt);
        z-index: 999;
        padding: 80px 28px 32px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 40px rgba(11, 14, 26, 0.15);
        display: flex;
        flex-direction: column;
    }

    .mobile-menu.open {
        right: 0;
    }

    .mobile-menu a {
        display: block;
        font-size: 17px;
        font-weight: 500;
        color: var(--color-text);
        padding: 14px 0;
        border-bottom: 1px solid var(--color-border-light);
        transition: color var(--transition);
    }

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

    .mobile-menu a.active {
        color: var(--color-accent-dark);
        font-weight: 600;
    }

    .mobile-menu-close {
        position: absolute;
        top: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 22px;
        color: var(--color-text);
        border-radius: var(--radius-sm);
        transition: background var(--transition);
    }

    .mobile-menu-close:hover {
        background: rgba(11, 14, 26, 0.05);
    }

    .mobile-menu .nav-cta-mobile {
        margin-top: auto;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
        color: var(--color-primary);
        padding: 16px 28px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 16px;
        border: none;
        transition: transform var(--transition), box-shadow var(--transition);
    }

    .mobile-menu .nav-cta-mobile:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-accent);
        color: var(--color-primary);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
        .hero h1 {
            font-size: 42px;
        }

        .grid-4 {
            grid-template-columns: repeat(2, 1fr);
        }

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

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

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

        .section {
            padding: 80px 0;
        }

        .section-header h2 {
            font-size: 32px;
        }
    }

    @media (max-width: 768px) {
        .main-nav {
            display: none;
        }

        .mobile-toggle {
            display: flex;
        }

        .mobile-overlay {
            display: block;
            pointer-events: none;
        }

        .mobile-overlay.open {
            pointer-events: auto;
        }

        .hero {
            min-height: auto;
            padding: 100px 0 60px;
        }

        .hero h1 {
            font-size: 34px;
        }

        .hero-desc {
            font-size: 16px;
        }

        .hero-stats {
            gap: 24px 40px;
        }

        .hero-stat-number {
            font-size: 32px;
        }

        .grid-3 {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .grid-2 {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .grid-4 {
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

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

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

        .post-item {
            flex-direction: column;
            padding: 16px;
        }

        .post-item-img {
            width: 100%;
            height: 160px;
        }

        .section {
            padding: 60px 0;
        }

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

        .section-header h2 {
            font-size: 28px;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 30px;
        }

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

        .cta-content h2 {
            font-size: 28px;
        }

        .category-card {
            min-height: 220px;
        }

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

        .hero-actions .btn-primary,
        .hero-actions .btn-outline-light {
            justify-content: center;
        }

        .stat-card-number {
            font-size: 36px;
        }

        .step-card {
            padding: 24px 16px 20px;
        }

        .step-number {
            width: 40px;
            height: 40px;
            font-size: 17px;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }

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

        .hero h1 {
            font-size: 28px;
        }

        .hero-stats {
            gap: 16px 24px;
        }

        .hero-stat-number {
            font-size: 26px;
        }

        .hero-stat-label {
            font-size: 12px;
        }

        .grid-4 {
            grid-template-columns: 1fr;
        }

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

        .stats-grid {
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .stat-card {
            padding: 24px 12px;
        }

        .stat-card-number {
            font-size: 30px;
        }

        .section-header h2 {
            font-size: 24px;
        }

        .section {
            padding: 48px 0;
        }

        .card-body {
            padding: 20px 16px 18px;
        }

        .feature-card {
            padding: 24px 18px 22px;
        }

        .post-item-img {
            height: 120px;
        }

        .faq-question {
            padding: 16px 18px;
            font-size: 15px;
        }

        .faq-answer {
            padding: 0 18px 16px;
            font-size: 14px;
        }

        .cta-content h2 {
            font-size: 24px;
        }

        .cta-content .btn-primary {
            font-size: 15px;
            padding: 14px 28px;
        }

        .logo {
            font-size: 18px;
        }

        .logo-icon {
            width: 30px;
            height: 30px;
            font-size: 14px;
        }

        .category-card-body {
            padding: 24px 20px;
        }

        .category-card-body h3 {
            font-size: 20px;
        }
    }

    /* ===== 工具类 ===== */
    .text-accent {
        color: var(--color-accent-dark);
    }

    .text-center {
        text-align: center;
    }

    .mt-20 {
        margin-top: 20px;
    }

    .mb-20 {
        margin-bottom: 20px;
    }

    .gap-12 {
        gap: 12px;
    }

    .flex-center {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* ===== 分割线 ===== */
    .divider {
        width: 60px;
        height: 3px;
        background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
        border-radius: 3px;
        margin: 0 auto 20px;
    }

    .divider-left {
        width: 60px;
        height: 3px;
        background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
        border-radius: 3px;
        margin: 0 0 20px;
    }

/* roulang page: article */
/* ========== Design Variables ========== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #16213e;
            --accent: #e94560;
            --accent-hover: #d63851;
            --accent-glow: rgba(233, 69, 96, 0.3);
            --gold: #f5c518;
            --gold-dark: #d4a814;
            --bg-dark: #0f0f1a;
            --bg-card: #1a1a2e;
            --bg-card-hover: #222240;
            --bg-section: #14142a;
            --text-primary: #f0f0f5;
            --text-secondary: #a0a0b8;
            --text-muted: #6a6a80;
            --border-color: rgba(255, 255, 255, 0.06);
            --border-light: rgba(255, 255, 255, 0.1);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
            --shadow-accent: 0 0 30px rgba(233, 69, 96, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --header-height: 76px;
        }

        /* ========== Reset & Base ========== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
        }
        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent-hover); }
        a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 4px; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; letter-spacing: -0.01em; }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) { .container { padding: 0 16px; } }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(15, 15, 26, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .site-header.scrolled { background: rgba(15, 15, 26, 0.98); box-shadow: 0 4px 30px rgba(0,0,0,0.5); }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }
        .logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 0 20px var(--accent-glow);
        }
        .logo span { color: var(--gold); font-weight: 700; }
        .logo:hover { color: var(--text-primary); }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            transition: var(--transition);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transition: var(--transition);
        }
        .main-nav a:hover { color: var(--text-primary); }
        .main-nav a:hover::after { width: 100%; }
        .main-nav a.active { color: var(--text-primary); }
        .main-nav a.active::after { width: 100%; background: var(--gold); }
        .main-nav a.nav-cta {
            background: linear-gradient(135deg, var(--accent), #ff6b6b);
            color: #fff;
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            box-shadow: 0 4px 20px var(--accent-glow);
            transition: var(--transition);
        }
        .main-nav a.nav-cta::after { display: none; }
        .main-nav a.nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px var(--accent-glow);
            color: #fff;
        }
        .main-nav a.nav-cta i { margin-right: 6px; }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
        }
        @media (max-width: 900px) {
            .main-nav { display: none; }
            .mobile-toggle { display: block; }
            .main-nav.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(15, 15, 26, 0.98);
                backdrop-filter: blur(20px);
                padding: 24px 32px;
                gap: 16px;
                border-bottom: 1px solid var(--border-color);
                align-items: stretch;
            }
            .main-nav.open a { padding: 12px 0; font-size: 16px; }
            .main-nav.open a.nav-cta { text-align: center; }
        }

        /* ========== Article Hero ========== */
        .article-hero {
            padding-top: calc(var(--header-height) + 40px);
            padding-bottom: 60px;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-light) 50%, var(--bg-dark) 100%);
            position: relative;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(233,69,96,0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245,197,24,0.06) 0%, transparent 70%);
            pointer-events: none;
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
        }
        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .article-breadcrumb a { color: var(--text-muted); }
        .article-breadcrumb a:hover { color: var(--accent); }
        .article-breadcrumb span { color: var(--text-secondary); }
        .article-breadcrumb i { font-size: 12px; color: var(--text-muted); }
        .article-meta-top {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .article-category-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent), #ff6b6b);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 50px;
            letter-spacing: 0.3px;
        }
        .article-date {
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-date i { font-size: 14px; }
        .article-hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            max-width: 900px;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }
        .article-hero p {
            font-size: 18px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .article-hero { padding-top: calc(var(--header-height) + 24px); padding-bottom: 40px; }
            .article-hero h1 { font-size: 28px; }
            .article-hero p { font-size: 16px; }
            .article-meta-top { gap: 12px; }
        }
        @media (max-width: 520px) {
            .article-hero h1 { font-size: 24px; }
        }

        /* ========== Article Content ========== */
        .article-main {
            padding: 60px 0 80px;
            background: var(--bg-dark);
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
        }
        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 48px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }
        .article-body .article-featured-image {
            width: 100%;
            border-radius: var(--radius-md);
            margin-bottom: 36px;
            object-fit: cover;
            aspect-ratio: 16/9;
            background: var(--bg-card-hover);
        }
        .article-body .article-content {
            font-size: 17px;
            line-height: 1.85;
            color: var(--text-secondary);
        }
        .article-body .article-content p {
            margin-bottom: 20px;
        }
        .article-body .article-content h2 {
            font-size: 26px;
            color: var(--text-primary);
            margin-top: 40px;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-color);
        }
        .article-body .article-content h3 {
            font-size: 20px;
            color: var(--text-primary);
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .article-body .article-content ul,
        .article-body .article-content ol {
            margin-bottom: 20px;
            padding-left: 24px;
        }
        .article-body .article-content li {
            margin-bottom: 8px;
            list-style: disc;
        }
        .article-body .article-content blockquote {
            border-left: 4px solid var(--accent);
            padding: 16px 24px;
            margin: 24px 0;
            background: rgba(233, 69, 96, 0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-body .article-content a {
            color: var(--gold);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .article-body .article-content a:hover { color: var(--accent); }
        .article-body .article-content img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            width: 100%;
        }
        .article-body .article-content .highlight-box {
            background: rgba(245, 197, 24, 0.06);
            border: 1px solid rgba(245, 197, 24, 0.15);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            margin: 24px 0;
        }
        .article-body .article-content .highlight-box p:last-child { margin-bottom: 0; }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
        }
        .article-tags .tag {
            display: inline-block;
            background: rgba(255,255,255,0.04);
            color: var(--text-secondary);
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .article-tags .tag:hover {
            background: rgba(233, 69, 96, 0.1);
            border-color: var(--accent);
            color: var(--accent);
        }
        .article-nav-links {
            display: flex;
            justify-content: space-between;
            margin-top: 48px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
            gap: 20px;
        }
        .article-nav-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            max-width: 45%;
        }
        .article-nav-links a:hover { color: var(--accent); }
        .article-nav-links .next { text-align: right; justify-content: flex-end; }

        /* ========== Sidebar ========== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }
        .sidebar-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-card h3 i { color: var(--gold); font-size: 18px; }
        .sidebar-list { display: flex; flex-direction: column; gap: 16px; }
        .sidebar-list-item {
            display: flex;
            gap: 14px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar-list-item:last-child { border-bottom: none; padding-bottom: 0; }
        .sidebar-list-item img {
            width: 72px;
            height: 54px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-card-hover);
        }
        .sidebar-list-item .item-info { flex: 1; min-width: 0; }
        .sidebar-list-item .item-info a {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }
        .sidebar-list-item .item-info a:hover { color: var(--accent); }
        .sidebar-list-item .item-info span {
            font-size: 12px;
            color: var(--text-muted);
            display: block;
            margin-top: 4px;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary-light), var(--bg-card));
            border: 1px solid rgba(233, 69, 96, 0.15);
        }
        .sidebar-cta h3 { color: var(--gold); }
        .sidebar-cta p { font-size: 14px; color: var(--text-secondary); margin-bottom: 20px; line-height: 1.6; }
        .sidebar-cta .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), #ff6b6b);
            color: #fff;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            box-shadow: 0 4px 20px var(--accent-glow);
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .sidebar-cta .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px var(--accent-glow);
            color: #fff;
        }
        .sidebar-categories {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .sidebar-categories a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: rgba(255,255,255,0.02);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .sidebar-categories a:hover {
            background: rgba(233, 69, 96, 0.06);
            border-color: rgba(233, 69, 96, 0.15);
            color: var(--accent);
        }
        .sidebar-categories a span {
            background: rgba(255,255,255,0.05);
            padding: 2px 12px;
            border-radius: 50px;
            font-size: 12px;
            color: var(--text-muted);
        }

        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; gap: 32px; }
            .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
        }
        @media (max-width: 768px) {
            .article-body { padding: 28px 20px; }
            .article-body .article-content { font-size: 16px; }
            .article-body .article-content h2 { font-size: 22px; }
            .article-sidebar { grid-template-columns: 1fr; }
            .article-nav-links { flex-direction: column; }
            .article-nav-links a { max-width: 100%; }
        }
        @media (max-width: 520px) {
            .article-body { padding: 20px 16px; border-radius: var(--radius-md); }
            .article-body .article-content { font-size: 15px; }
            .article-body .article-content h2 { font-size: 20px; }
        }

        /* ========== Related Section ========== */
        .related-section {
            padding: 60px 0 80px;
            background: var(--bg-section);
            border-top: 1px solid var(--border-color);
        }
        .related-section .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .related-section .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .related-section .section-header p {
            color: var(--text-secondary);
            font-size: 16px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(233, 69, 96, 0.2);
        }
        .related-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--bg-card-hover);
        }
        .related-card .card-body {
            padding: 20px 24px 24px;
        }
        .related-card .card-body .card-cat {
            font-size: 12px;
            font-weight: 600;
            color: var(--gold);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        .related-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .related-card .card-body h3 a { color: inherit; }
        .related-card .card-body h3 a:hover { color: var(--accent); }
        .related-card .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body .card-date {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        @media (max-width: 900px) {
            .related-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 520px) {
            .related-grid { grid-template-columns: 1fr; }
            .related-section .section-header h2 { font-size: 26px; }
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 60px 0;
            background: var(--bg-dark);
        }
        .faq-section .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .faq-section .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .faq-section .section-header p {
            color: var(--text-secondary);
            font-size: 16px;
        }
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: rgba(255,255,255,0.08); }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            gap: 16px;
            user-select: none;
        }
        .faq-question i {
            color: var(--accent);
            font-size: 14px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        @media (max-width: 520px) {
            .faq-question { padding: 16px 18px; font-size: 15px; }
            .faq-item.open .faq-answer { padding: 0 18px 16px; font-size: 14px; }
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo { margin-bottom: 16px; }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 12px;
            transition: var(--transition);
        }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255,255,255,0.04);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 18px;
            border: 1px solid var(--border-color);
            margin-bottom: 0;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: rgba(233, 69, 96, 0.1);
            border-color: var(--accent);
            color: var(--accent);
            padding-left: 0;
            transform: translateY(-3px);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom a { color: var(--text-muted); font-size: 13px; }
        .footer-bottom a:hover { color: var(--accent); }
        @media (max-width: 900px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .footer-brand { grid-column: 1 / -1; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        /* ========== Not Found State ========== */
        .not-found-state {
            text-align: center;
            padding: 80px 24px;
            min-height: 60vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }
        .not-found-state i {
            font-size: 64px;
            color: var(--text-muted);
            margin-bottom: 24px;
            opacity: 0.5;
        }
        .not-found-state h2 {
            font-size: 32px;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .not-found-state p {
            color: var(--text-secondary);
            font-size: 16px;
            margin-bottom: 28px;
        }
        .not-found-state .btn-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), #ff6b6b);
            color: #fff;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            box-shadow: 0 4px 20px var(--accent-glow);
            transition: var(--transition);
        }
        .not-found-state .btn-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px var(--accent-glow);
            color: #fff;
        }

        /* ========== Utility ========== */
        .text-accent { color: var(--accent); }
        .text-gold { color: var(--gold); }
        .mb-16 { margin-bottom: 16px; }
        .mb-24 { margin-bottom: 24px; }
        .mb-32 { margin-bottom: 32px; }
        .mt-16 { margin-top: 16px; }
        .mt-24 { margin-top: 24px; }
        .mt-32 { margin-top: 32px; }
        .text-center { text-align: center; }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #16213e;
            --accent: #e94560;
            --accent2: #f5a623;
            --gold: #d4a74a;
            --gold-light: #f0d78c;
            --bg-dark: #0f0f1a;
            --bg-card: #1c1c30;
            --bg-section: #141428;
            --text-main: #f0f0f0;
            --text-muted: #a0a0b8;
            --text-dim: #6a6a82;
            --border-color: rgba(255, 255, 255, 0.06);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --container-w: 1200px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== Typography ===== */
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--gold);
            margin-bottom: 12px;
            border-left: 3px solid var(--gold);
            padding-left: 12px;
        }

        .section-title {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-sub {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.6;
        }

        .text-center {
            text-align: center;
        }
        .text-center .section-sub {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(15, 15, 26, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            height: var(--nav-height);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(15, 15, 26, 0.96);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: -0.3px;
            transition: opacity var(--transition);
        }
        .logo:hover {
            opacity: 0.85;
            color: var(--text-main);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--gold), var(--accent2));
            border-radius: 10px;
            color: #0f0f1a;
            font-size: 18px;
        }
        .logo span {
            color: var(--gold);
            font-weight: 300;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: width var(--transition);
            border-radius: 2px;
        }
        .main-nav a:hover {
            color: var(--text-main);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .main-nav a.active {
            color: var(--gold);
        }
        .main-nav a.active::after {
            width: 100%;
            background: var(--gold);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px !important;
            border: 1px solid var(--gold);
            border-radius: 50px;
            color: var(--gold) !important;
            font-weight: 600 !important;
            transition: all var(--transition) !important;
        }
        .nav-cta i {
            font-size: 13px;
            transition: transform var(--transition);
        }
        .nav-cta:hover {
            background: var(--gold);
            color: #0f0f1a !important;
        }
        .nav-cta:hover i {
            transform: translateX(4px);
        }
        .nav-cta::after {
            display: none !important;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
            background: none;
            border: none;
        }
        .nav-toggle span {
            width: 26px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: all var(--transition);
        }

        /* ===== Hero / Banner ===== */
        .category-banner {
            position: relative;
            padding: 140px 0 80px;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--bg-dark);
        }
        .category-banner .banner-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.35;
            transform: scale(1.05);
            filter: saturate(1.1);
        }
        .category-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 15, 26, 0.88) 40%, rgba(15, 15, 26, 0.4) 80%, transparent 100%);
        }
        .category-banner .container {
            position: relative;
            z-index: 2;
        }
        .category-banner .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-dim);
            margin-bottom: 20px;
        }
        .category-banner .breadcrumb a {
            color: var(--text-muted);
        }
        .category-banner .breadcrumb a:hover {
            color: var(--gold);
        }
        .category-banner .breadcrumb .sep {
            color: var(--text-dim);
        }
        .category-banner h1 {
            font-size: clamp(32px, 5vw, 56px);
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .category-banner h1 .highlight {
            background: linear-gradient(135deg, var(--gold), var(--accent2));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-banner .banner-desc {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
        }
        .category-banner .banner-stats {
            display: flex;
            gap: 40px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .banner-stats .stat-item {
            text-align: center;
        }
        .banner-stats .stat-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.2;
        }
        .banner-stats .stat-label {
            font-size: 13px;
            color: var(--text-dim);
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        /* ===== Section Spacing ===== */
        .section-block {
            padding: 80px 0;
        }
        .section-block.alt-bg {
            background: var(--bg-section);
        }

        /* ===== Category Cards ===== */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 48px;
        }

        .cat-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .cat-card:hover {
            transform: translateY(-6px);
            border-color: rgba(212, 167, 74, 0.3);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
        }
        .cat-card .card-img {
            height: 200px;
            background: var(--primary-light);
            position: relative;
            overflow: hidden;
        }
        .cat-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .cat-card:hover .card-img img {
            transform: scale(1.05);
        }
        .cat-card .card-img .img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 15, 26, 0.8), transparent 60%);
        }
        .cat-card .card-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(233, 69, 96, 0.85);
            color: #fff;
            backdrop-filter: blur(4px);
            letter-spacing: 0.5px;
        }
        .cat-card .card-badge.gold {
            background: rgba(212, 167, 74, 0.85);
        }
        .cat-card .card-badge.green {
            background: rgba(46, 204, 113, 0.85);
        }
        .cat-card .card-badge.blue {
            background: rgba(52, 152, 219, 0.85);
        }
        .cat-card .card-badge.purple {
            background: rgba(155, 89, 182, 0.85);
        }

        .cat-card .card-body {
            padding: 24px 24px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .cat-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.2px;
        }
        .cat-card .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .cat-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 16px;
            border-top: 1px solid var(--border-color);
        }
        .cat-card .card-meta .tag {
            font-size: 12px;
            color: var(--text-dim);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .cat-card .card-meta .tag i {
            color: var(--gold);
        }
        .cat-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
        }
        .cat-card .card-link:hover {
            gap: 10px;
            color: var(--gold-light);
        }

        /* ===== Featured Events ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-top: 48px;
        }
        .featured-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(212, 167, 74, 0.2);
        }
        .featured-card .fc-img {
            height: 220px;
            background: var(--primary-light);
            position: relative;
            overflow: hidden;
        }
        .featured-card .fc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-card:hover .fc-img img {
            transform: scale(1.05);
        }
        .featured-card .fc-img .fc-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 15, 26, 0.7), transparent 50%);
        }
        .featured-card .fc-img .fc-date {
            position: absolute;
            bottom: 16px;
            left: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(4px);
            padding: 6px 16px;
            border-radius: 50px;
        }
        .featured-card .fc-img .fc-date i {
            color: var(--gold);
        }
        .featured-card .fc-body {
            padding: 24px 24px 28px;
            flex: 1;
        }
        .featured-card .fc-body .fc-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--gold);
            background: rgba(212, 167, 74, 0.12);
            padding: 2px 12px;
            border-radius: 50px;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .featured-card .fc-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .featured-card .fc-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .featured-card .fc-footer {
            padding: 16px 24px;
            border-top: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .featured-card .fc-footer .fc-meta {
            font-size: 13px;
            color: var(--text-dim);
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .featured-card .fc-footer .fc-meta i {
            margin-right: 4px;
            color: var(--gold);
        }
        .featured-card .fc-footer .fc-btn {
            font-size: 14px;
            font-weight: 600;
            color: var(--gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
        }
        .featured-card .fc-footer .fc-btn:hover {
            gap: 10px;
            color: var(--gold-light);
        }

        /* ===== Stats / Counter Section ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 48px;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 36px 24px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .stat-card:hover {
            border-color: rgba(212, 167, 74, 0.3);
            transform: translateY(-4px);
            box-shadow: var(--shadow-sm);
        }
        .stat-card .stat-icon {
            font-size: 36px;
            color: var(--gold);
            margin-bottom: 16px;
        }
        .stat-card .stat-number {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-main);
            letter-spacing: -1px;
        }
        .stat-card .stat-number .suffix {
            font-size: 24px;
            color: var(--gold);
            font-weight: 600;
        }
        .stat-card .stat-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== Timeline / Calendar ===== */
        .timeline-wrap {
            margin-top: 48px;
            position: relative;
        }
        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 32px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, var(--gold), rgba(212, 167, 74, 0.1));
        }
        .timeline-item {
            display: flex;
            gap: 40px;
            padding: 24px 0;
            position: relative;
        }
        .timeline-item .tl-dot {
            flex-shrink: 0;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--gold);
            border: 4px solid var(--bg-dark);
            margin-top: 6px;
            position: relative;
            z-index: 2;
            margin-left: 24px;
            box-shadow: 0 0 0 2px var(--gold);
        }
        .timeline-item .tl-content {
            flex: 1;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .timeline-item .tl-content:hover {
            border-color: rgba(212, 167, 74, 0.2);
            box-shadow: var(--shadow-sm);
        }
        .timeline-item .tl-content .tl-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--gold);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 4px;
        }
        .timeline-item .tl-content h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .timeline-item .tl-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .timeline-item .tl-content .tl-tags {
            display: flex;
            gap: 8px;
            margin-top: 12px;
            flex-wrap: wrap;
        }
        .timeline-item .tl-content .tl-tags span {
            font-size: 12px;
            padding: 2px 12px;
            border-radius: 50px;
            background: rgba(212, 167, 74, 0.1);
            color: var(--gold);
            border: 1px solid rgba(212, 167, 74, 0.15);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 48px auto 0;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-color);
            padding: 20px 0;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border-color);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            padding: 4px 0;
            transition: color var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--gold);
        }
        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--gold);
            transition: transform var(--transition);
            flex-shrink: 0;
            margin-left: 16px;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px 0 0;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            padding: 12px 0 4px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--primary), var(--bg-card));
            border-radius: var(--radius-lg);
            padding: 64px 48px;
            text-align: center;
            border: 1px solid rgba(212, 167, 74, 0.2);
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(212, 167, 74, 0.06), transparent 70%);
            pointer-events: none;
        }
        .cta-block h2 {
            font-size: clamp(28px, 3.5vw, 40px);
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-block p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-block .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            background: var(--gold);
            color: #0f0f1a;
            transition: all var(--transition);
            border: none;
        }
        .cta-block .cta-btn:hover {
            background: var(--gold-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(212, 167, 74, 0.3);
            color: #0f0f1a;
        }
        .cta-block .cta-btn i {
            transition: transform var(--transition);
        }
        .cta-block .cta-btn:hover i {
            transform: translateX(4px);
        }
        .cta-block .cta-sub {
            font-size: 13px;
            color: var(--text-dim);
            margin-top: 16px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            font-size: 20px;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--text-dim);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--gold);
        }
        .footer-social {
            display: flex;
            gap: 14px;
            margin-top: 4px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-dim);
            font-size: 18px;
            transition: all var(--transition);
            padding: 0;
        }
        .footer-social a:hover {
            background: rgba(212, 167, 74, 0.15);
            color: var(--gold);
            transform: translateY(-2px);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            font-size: 13px;
            color: var(--text-dim);
        }
        .footer-bottom a {
            font-size: 13px;
            color: var(--text-dim);
        }
        .footer-bottom a:hover {
            color: var(--gold);
        }

        /* ===== Mobile Nav ===== */
        @media (max-width: 1024px) {
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: rgba(15, 15, 26, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                gap: 0;
                padding: 16px 24px 24px;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-110%);
                opacity: 0;
                transition: all 0.4s ease;
                pointer-events: none;
                align-items: stretch;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .main-nav a {
                padding: 14px 0;
                font-size: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            }
            .main-nav a::after {
                display: none;
            }
            .main-nav a.active {
                color: var(--gold);
                border-bottom-color: rgba(212, 167, 74, 0.2);
            }
            .nav-cta {
                margin-top: 8px;
                justify-content: center;
                border: 1px solid var(--gold) !important;
                padding: 12px 20px !important;
                border-radius: 50px !important;
            }
            .category-banner {
                padding: 120px 0 60px;
                min-height: 320px;
            }
            .category-banner h1 {
                font-size: 32px;
            }
            .banner-stats {
                gap: 24px;
            }
            .banner-stats .stat-num {
                font-size: 26px;
            }
            .cat-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-card {
                padding: 24px 16px;
            }
            .stat-card .stat-number {
                font-size: 30px;
            }
            .timeline-wrap::before {
                left: 18px;
            }
            .timeline-item .tl-dot {
                margin-left: 10px;
                width: 12px;
                height: 12px;
            }
            .timeline-item .tl-content {
                padding: 18px 20px;
            }
            .cta-block {
                padding: 40px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section-block {
                padding: 56px 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-banner h1 {
                font-size: 26px;
            }
            .category-banner .banner-desc {
                font-size: 15px;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stats .stat-num {
                font-size: 22px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
            .section-title {
                font-size: 24px;
            }
            .featured-card .fc-img {
                height: 180px;
            }
            .cat-card .card-img {
                height: 170px;
            }
            .cta-block h2 {
                font-size: 22px;
            }
            .cta-block .cta-btn {
                width: 100%;
                justify-content: center;
                padding: 14px 24px;
            }
            .footer-social a {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
        }

        /* ===== Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        .faq-question:focus-visible {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ===== Smooth CountUp placeholder ===== */
        .count-placeholder {
            display: inline-block;
        }