/* roulang page: index */
/* ===== 设计变量 ===== */
    :root {
        --color-primary: #0f1b2d;
        --color-primary-light: #1a2d4a;
        --color-accent: #d4a843;
        --color-accent-hover: #c49a35;
        --color-accent-light: #f5e8c8;
        --color-bg: #f5f6f8;
        --color-bg-alt: #ffffff;
        --color-bg-dark: #0a111f;
        --color-text: #1a1a2e;
        --color-text-secondary: #4a4a6a;
        --color-text-muted: #8e8ea0;
        --color-border: #e8e8f0;
        --color-border-light: #f0f0f5;
        --color-white: #ffffff;
        --radius-sm: 6px;
        --radius-md: 12px;
        --radius-lg: 20px;
        --radius-xl: 28px;
        --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
        --shadow-md: 0 8px 30px rgba(0,0,0,0.06);
        --shadow-lg: 0 20px 60px rgba(0,0,0,0.08);
        --shadow-accent: 0 8px 30px rgba(212,168,67,0.2);
        --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
        --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        --container-max: 1200px;
        --container-padding: 0 24px;
        --nav-height: 72px;
        --nav-channel-height: 48px;
    }

    /* ===== Reset / Base ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
    body {
        font-family: var(--font-sans);
        font-size: 16px;
        line-height: 1.7;
        color: var(--color-text);
        background: var(--color-bg);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--color-accent); }
    img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
    button, input, textarea, select { font-family: inherit; font-size: inherit; outline: none; border: none; }
    button { cursor: pointer; background: none; }
    ul, ol { list-style: none; }
    h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--color-primary); }
    h1 { font-size: 2.8rem; letter-spacing: -0.02em; }
    h2 { font-size: 2rem; letter-spacing: -0.01em; }
    h3 { font-size: 1.35rem; }
    h4 { font-size: 1.1rem; }
    p { margin-bottom: 0.5rem; }
    ::selection { background: var(--color-accent); color: var(--color-white); }
    :focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

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

    /* ===== 导航 ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1000;
        background: var(--color-white);
        box-shadow: 0 2px 20px rgba(0,0,0,0.04);
        border-bottom: 1px solid var(--color-border-light);
    }
    .header-brand-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: var(--nav-height);
        padding: 0 24px;
        max-width: var(--container-max);
        margin: 0 auto;
    }
    .header-logo {
        font-size: 1.5rem;
        font-weight: 800;
        color: var(--color-primary);
        letter-spacing: -0.02em;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .header-logo i {
        color: var(--color-accent);
        font-size: 1.6rem;
    }
    .header-logo span { color: var(--color-accent); }
    .header-actions {
        display: flex;
        align-items: center;
        gap: 16px;
    }
    .header-search {
        display: flex;
        align-items: center;
        background: var(--color-bg);
        border-radius: 40px;
        padding: 0 16px;
        border: 1px solid var(--color-border);
        transition: var(--transition);
    }
    .header-search:focus-within {
        border-color: var(--color-accent);
        box-shadow: 0 0 0 3px var(--color-accent-light);
    }
    .header-search input {
        background: transparent;
        border: none;
        padding: 8px 10px;
        width: 180px;
        font-size: 0.9rem;
        color: var(--color-text);
    }
    .header-search input::placeholder { color: var(--color-text-muted); }
    .header-search button {
        color: var(--color-text-muted);
        padding: 6px;
        font-size: 0.95rem;
        transition: var(--transition);
    }
    .header-search button:hover { color: var(--color-accent); }
    .header-cta {
        background: var(--color-accent);
        color: var(--color-primary);
        padding: 8px 22px;
        border-radius: 40px;
        font-weight: 600;
        font-size: 0.9rem;
        transition: var(--transition);
        white-space: nowrap;
    }
    .header-cta:hover {
        background: var(--color-accent-hover);
        color: var(--color-primary);
        transform: translateY(-1px);
        box-shadow: var(--shadow-accent);
    }
    .menu-toggle {
        display: none;
        font-size: 1.4rem;
        color: var(--color-primary);
        padding: 6px;
    }

    /* 频道行 */
    .header-channel-row {
        background: var(--color-primary);
        border-top: 1px solid rgba(255,255,255,0.06);
    }
    .channel-nav {
        display: flex;
        align-items: center;
        max-width: var(--container-max);
        margin: 0 auto;
        padding: 0 24px;
        height: var(--nav-channel-height);
        gap: 4px;
        overflow-x: auto;
        scrollbar-width: none;
    }
    .channel-nav::-webkit-scrollbar { display: none; }
    .channel-nav a {
        color: rgba(255,255,255,0.75);
        padding: 8px 18px;
        border-radius: 30px;
        font-size: 0.88rem;
        font-weight: 500;
        white-space: nowrap;
        transition: var(--transition);
        position: relative;
    }
    .channel-nav a:hover {
        color: var(--color-white);
        background: rgba(255,255,255,0.08);
    }
    .channel-nav a.active {
        color: var(--color-white);
        background: var(--color-accent);
        font-weight: 600;
    }
    .channel-nav a.active:hover {
        background: var(--color-accent-hover);
    }

    /* ===== Hero ===== */
    .hero {
        margin-top: calc(var(--nav-height) + var(--nav-channel-height));
        position: relative;
        min-height: 520px;
        display: flex;
        align-items: center;
        background: var(--color-bg-dark);
        overflow: hidden;
    }
    .hero-bg {
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
        opacity: 0.35;
        z-index: 0;
    }
    .hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(15,27,45,0.92) 0%, rgba(15,27,45,0.6) 100%);
        z-index: 1;
    }
    .hero .container {
        position: relative;
        z-index: 2;
        padding: 80px 24px;
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--color-accent);
        color: var(--color-primary);
        padding: 6px 18px;
        border-radius: 40px;
        font-size: 0.82rem;
        font-weight: 600;
        margin-bottom: 20px;
        letter-spacing: 0.3px;
    }
    .hero h1 {
        color: var(--color-white);
        font-size: 3rem;
        max-width: 700px;
        line-height: 1.2;
        margin-bottom: 18px;
    }
    .hero h1 span { color: var(--color-accent); }
    .hero p {
        color: rgba(255,255,255,0.7);
        font-size: 1.1rem;
        max-width: 560px;
        margin-bottom: 32px;
        line-height: 1.7;
    }
    .hero-actions {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
    }
    .btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 32px;
        border-radius: 40px;
        font-weight: 600;
        font-size: 0.95rem;
        transition: var(--transition);
        border: none;
    }
    .btn-primary {
        background: var(--color-accent);
        color: var(--color-primary);
    }
    .btn-primary:hover {
        background: var(--color-accent-hover);
        color: var(--color-primary);
        transform: translateY(-2px);
        box-shadow: var(--shadow-accent);
    }
    .btn-outline-light {
        background: transparent;
        color: var(--color-white);
        border: 1.5px solid rgba(255,255,255,0.3);
    }
    .btn-outline-light:hover {
        border-color: var(--color-accent);
        color: var(--color-accent);
        background: rgba(212,168,67,0.08);
        transform: translateY(-2px);
    }
    .hero-stats {
        display: flex;
        gap: 40px;
        margin-top: 48px;
        flex-wrap: wrap;
    }
    .hero-stat-item {
        color: var(--color-white);
    }
    .hero-stat-item .num {
        font-size: 1.8rem;
        font-weight: 800;
        color: var(--color-accent);
        display: block;
        line-height: 1.2;
    }
    .hero-stat-item .label {
        font-size: 0.85rem;
        color: rgba(255,255,255,0.55);
        margin-top: 2px;
    }

    /* ===== 通用板块 ===== */
    .section {
        padding: 80px 0;
    }
    .section-alt {
        background: var(--color-bg-alt);
    }
    .section-dark {
        background: var(--color-bg-dark);
        color: var(--color-white);
    }
    .section-dark h2,
    .section-dark h3 {
        color: var(--color-white);
    }
    .section-header {
        text-align: center;
        margin-bottom: 52px;
    }
    .section-header h2 {
        margin-bottom: 12px;
    }
    .section-header p {
        color: var(--color-text-secondary);
        max-width: 600px;
        margin: 0 auto;
        font-size: 1.05rem;
    }
    .section-header .badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--color-accent-light);
        color: var(--color-accent-hover);
        padding: 4px 16px;
        border-radius: 40px;
        font-size: 0.78rem;
        font-weight: 600;
        margin-bottom: 14px;
        letter-spacing: 0.3px;
    }
    .section-header .badge i { font-size: 0.7rem; }

    /* ===== 卡片网格 ===== */
    .grid-3 {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }
    .grid-4 {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
    .grid-2 {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }

    /* ===== 卡片 ===== */
    .card {
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
        border: 1px solid var(--color-border-light);
    }
    .card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-4px);
    }
    .card-img {
        width: 100%;
        aspect-ratio: 16 / 10;
        object-fit: cover;
        border-radius: 0;
    }
    .card-body {
        padding: 22px 24px 26px;
    }
    .card-body h3 {
        margin-bottom: 8px;
        font-size: 1.2rem;
    }
    .card-body h3 a {
        color: var(--color-primary);
    }
    .card-body h3 a:hover {
        color: var(--color-accent);
    }
    .card-body p {
        color: var(--color-text-secondary);
        font-size: 0.95rem;
        line-height: 1.6;
    }
    .card-meta {
        display: flex;
        align-items: center;
        gap: 14px;
        margin-top: 14px;
        font-size: 0.82rem;
        color: var(--color-text-muted);
    }
    .card-meta i { margin-right: 4px; }
    .card-tag {
        display: inline-block;
        background: var(--color-accent-light);
        color: var(--color-accent-hover);
        padding: 2px 12px;
        border-radius: 30px;
        font-size: 0.75rem;
        font-weight: 600;
    }

    /* ===== 特色卡片（优势） ===== */
    .feature-card {
        text-align: center;
        padding: 36px 28px 32px;
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--color-border-light);
        transition: var(--transition);
    }
    .feature-card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-4px);
    }
    .feature-icon {
        width: 64px;
        height: 64px;
        margin: 0 auto 18px;
        background: var(--color-accent-light);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.6rem;
        color: var(--color-accent);
        transition: var(--transition);
    }
    .feature-card:hover .feature-icon {
        background: var(--color-accent);
        color: var(--color-white);
    }
    .feature-card h3 {
        margin-bottom: 8px;
        font-size: 1.15rem;
    }
    .feature-card p {
        color: var(--color-text-secondary);
        font-size: 0.92rem;
        line-height: 1.6;
    }

    /* ===== 分类入口 ===== */
    .category-entry {
        display: flex;
        align-items: center;
        gap: 40px;
        background: var(--color-bg-alt);
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-md);
        border: 1px solid var(--color-border-light);
    }
    .category-entry-img {
        flex: 0 0 45%;
        min-height: 280px;
        background: url('/assets/images/coverpic/cover-3.png') center center / cover no-repeat;
    }
    .category-entry-content {
        flex: 1;
        padding: 40px 44px 40px 0;
    }
    .category-entry-content .tag {
        display: inline-block;
        background: var(--color-accent-light);
        color: var(--color-accent-hover);
        padding: 4px 16px;
        border-radius: 40px;
        font-size: 0.78rem;
        font-weight: 600;
        margin-bottom: 14px;
    }
    .category-entry-content h3 {
        font-size: 1.6rem;
        margin-bottom: 10px;
    }
    .category-entry-content p {
        color: var(--color-text-secondary);
        margin-bottom: 20px;
        line-height: 1.7;
    }
    .btn-outline {
        background: transparent;
        color: var(--color-primary);
        border: 1.5px solid var(--color-border);
        padding: 10px 28px;
        border-radius: 40px;
        font-weight: 600;
        font-size: 0.9rem;
        transition: var(--transition);
    }
    .btn-outline:hover {
        border-color: var(--color-accent);
        color: var(--color-accent);
        background: var(--color-accent-light);
        transform: translateY(-1px);
    }

    /* ===== 资讯列表 ===== */
    .news-list {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
    .news-item {
        display: flex;
        align-items: flex-start;
        gap: 20px;
        background: var(--color-bg-alt);
        padding: 20px 24px;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--color-border-light);
        transition: var(--transition);
    }
    .news-item:hover {
        box-shadow: var(--shadow-md);
        transform: translateX(4px);
    }
    .news-item .num {
        flex: 0 0 36px;
        font-size: 1.2rem;
        font-weight: 800;
        color: var(--color-accent);
        line-height: 1.4;
    }
    .news-item .content {
        flex: 1;
    }
    .news-item .content h4 {
        font-size: 1.05rem;
        margin-bottom: 4px;
    }
    .news-item .content h4 a {
        color: var(--color-primary);
    }
    .news-item .content h4 a:hover {
        color: var(--color-accent);
    }
    .news-item .content p {
        color: var(--color-text-secondary);
        font-size: 0.9rem;
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .news-item .meta {
        font-size: 0.8rem;
        color: var(--color-text-muted);
        margin-top: 6px;
        display: flex;
        gap: 14px;
        align-items: center;
    }
    .news-item .meta i { margin-right: 3px; }
    .news-empty {
        text-align: center;
        padding: 60px 20px;
        color: var(--color-text-muted);
        font-size: 1.05rem;
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        border: 1px dashed var(--color-border);
    }
    .news-empty i {
        font-size: 2.4rem;
        display: block;
        margin-bottom: 14px;
        color: var(--color-border);
    }

    /* ===== 统计区块 ===== */
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
    .stat-card {
        text-align: center;
        padding: 36px 20px;
        background: rgba(255,255,255,0.04);
        border-radius: var(--radius-md);
        border: 1px solid rgba(255,255,255,0.06);
        transition: var(--transition);
    }
    .stat-card:hover {
        background: rgba(255,255,255,0.07);
        transform: translateY(-2px);
    }
    .stat-card .num {
        font-size: 2.4rem;
        font-weight: 800;
        color: var(--color-accent);
        display: block;
        line-height: 1.2;
    }
    .stat-card .label {
        color: rgba(255,255,255,0.55);
        font-size: 0.9rem;
        margin-top: 6px;
    }
    .stat-card i {
        font-size: 1.6rem;
        color: rgba(212,168,67,0.3);
        margin-bottom: 12px;
    }

    /* ===== 特色推荐 ===== */
    .recommend-card {
        display: flex;
        align-items: center;
        gap: 28px;
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--color-border-light);
        transition: var(--transition);
    }
    .recommend-card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-4px);
    }
    .recommend-card .img {
        flex: 0 0 38%;
        aspect-ratio: 16 / 11;
        background: url('/assets/images/coverpic/cover-4.png') center center / cover no-repeat;
    }
    .recommend-card .info {
        flex: 1;
        padding: 28px 32px 28px 0;
    }
    .recommend-card .info .tag {
        display: inline-block;
        background: var(--color-accent-light);
        color: var(--color-accent-hover);
        padding: 2px 14px;
        border-radius: 30px;
        font-size: 0.75rem;
        font-weight: 600;
        margin-bottom: 8px;
    }
    .recommend-card .info h4 {
        font-size: 1.2rem;
        margin-bottom: 6px;
    }
    .recommend-card .info p {
        color: var(--color-text-secondary);
        font-size: 0.92rem;
        line-height: 1.6;
    }

    /* ===== FAQ ===== */
    .faq-list {
        max-width: 760px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .faq-item {
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
        border: 1px solid var(--color-border-light);
        overflow: hidden;
        transition: var(--transition);
    }
    .faq-item:hover {
        box-shadow: var(--shadow-sm);
    }
    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 24px;
        font-size: 1rem;
        font-weight: 600;
        color: var(--color-text);
        background: transparent;
        text-align: left;
        transition: var(--transition);
        gap: 12px;
    }
    .faq-question:hover {
        color: var(--color-accent);
    }
    .faq-question i {
        flex-shrink: 0;
        color: var(--color-accent);
        transition: var(--transition);
        font-size: 0.9rem;
    }
    .faq-question[aria-expanded="true"] i {
        transform: rotate(180deg);
    }
    .faq-answer {
        padding: 0 24px 18px;
        color: var(--color-text-secondary);
        font-size: 0.95rem;
        line-height: 1.7;
        display: none;
    }
    .faq-answer.open {
        display: block;
    }

    /* ===== CTA ===== */
    .cta-section {
        background: var(--color-primary);
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
        opacity: 0.08;
        z-index: 0;
    }
    .cta-section .container {
        position: relative;
        z-index: 1;
        text-align: center;
        padding: 72px 24px;
    }
    .cta-section h2 {
        color: var(--color-white);
        margin-bottom: 12px;
    }
    .cta-section p {
        color: rgba(255,255,255,0.65);
        max-width: 520px;
        margin: 0 auto 28px;
        font-size: 1.05rem;
    }
    .cta-form {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        flex-wrap: wrap;
        max-width: 500px;
        margin: 0 auto;
    }
    .cta-form input {
        flex: 1;
        min-width: 200px;
        padding: 13px 20px;
        border-radius: 40px;
        border: 1px solid rgba(255,255,255,0.15);
        background: rgba(255,255,255,0.06);
        color: var(--color-white);
        font-size: 0.95rem;
    }
    .cta-form input::placeholder { color: rgba(255,255,255,0.35); }
    .cta-form input:focus {
        border-color: var(--color-accent);
        background: rgba(255,255,255,0.08);
    }
    .cta-form .btn-primary {
        padding: 13px 32px;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--color-bg-dark);
        color: rgba(255,255,255,0.6);
        padding: 52px 0 0;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .footer-brand h3 {
        color: var(--color-white);
        font-size: 1.3rem;
        margin-bottom: 8px;
    }
    .footer-brand h3 i { color: var(--color-accent); }
    .footer-brand p {
        font-size: 0.9rem;
        line-height: 1.7;
        max-width: 300px;
    }
    .footer-col h4 {
        color: var(--color-white);
        font-size: 0.95rem;
        margin-bottom: 16px;
        font-weight: 600;
    }
    .footer-col ul li {
        margin-bottom: 10px;
    }
    .footer-col ul li a {
        color: rgba(255,255,255,0.5);
        font-size: 0.88rem;
        transition: var(--transition);
    }
    .footer-col ul li a:hover {
        color: var(--color-accent);
    }
    .footer-social {
        display: flex;
        gap: 12px;
        margin-top: 18px;
    }
    .footer-social a {
        width: 38px;
        height: 38px;
        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: 1rem;
        transition: var(--transition);
    }
    .footer-social a:hover {
        background: var(--color-accent);
        color: var(--color-primary);
    }
    .footer-bottom {
        padding: 18px 0;
        text-align: center;
        font-size: 0.82rem;
        color: rgba(255,255,255,0.3);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
        h1 { font-size: 2.2rem; }
        h2 { font-size: 1.7rem; }
        .grid-4 { grid-template-columns: repeat(2, 1fr); }
        .footer-grid { grid-template-columns: repeat(2, 1fr); }
        .hero h1 { font-size: 2.4rem; }
        .category-entry-img { flex: 0 0 40%; min-height: 220px; }
    }

    @media (max-width: 768px) {
        :root { --nav-height: 60px; --nav-channel-height: 42px; }
        h1 { font-size: 1.8rem; }
        h2 { font-size: 1.5rem; }
        .header-search input { width: 120px; }
        .header-cta { padding: 6px 16px; font-size: 0.82rem; }
        .menu-toggle { display: block; }
        .header-actions .header-search { display: none; }
        .hero { min-height: 400px; }
        .hero h1 { font-size: 1.9rem; }
        .hero p { font-size: 0.95rem; }
        .hero .container { padding: 48px 20px; }
        .hero-stats { gap: 24px; }
        .hero-stat-item .num { font-size: 1.4rem; }
        .section { padding: 52px 0; }
        .grid-3 { grid-template-columns: 1fr; gap: 20px; }
        .grid-2 { grid-template-columns: 1fr; gap: 20px; }
        .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
        .category-entry { flex-direction: column; }
        .category-entry-img { flex: 0 0 200px; width: 100%; min-height: 200px; }
        .category-entry-content { padding: 24px 28px; }
        .recommend-card { flex-direction: column; }
        .recommend-card .img { flex: 0 0 200px; width: 100%; }
        .recommend-card .info { padding: 20px 24px; }
        .news-item { padding: 16px 18px; flex-direction: column; gap: 10px; }
        .news-item .num { flex: 0 0 auto; }
        .faq-question { padding: 14px 18px; font-size: 0.92rem; }
        .footer-grid { grid-template-columns: 1fr; gap: 28px; }
        .cta-section .container { padding: 48px 20px; }
        .cta-form input { min-width: 160px; }
    }

    @media (max-width: 520px) {
        h1 { font-size: 1.5rem; }
        h2 { font-size: 1.3rem; }
        .hero h1 { font-size: 1.6rem; }
        .hero-stats { flex-direction: column; gap: 14px; }
        .hero-stat-item { display: flex; gap: 10px; align-items: baseline; }
        .hero-stat-item .num { font-size: 1.2rem; }
        .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
        .stat-card { padding: 24px 12px; }
        .stat-card .num { font-size: 1.6rem; }
        .section-header { margin-bottom: 32px; }
        .card-body { padding: 16px 18px 20px; }
        .category-entry-content { padding: 18px 20px; }
        .recommend-card .info { padding: 14px 18px; }
        .cta-form { flex-direction: column; }
        .cta-form input { width: 100%; min-width: 0; }
        .footer-grid { gap: 20px; }
        .channel-nav a { padding: 6px 14px; font-size: 0.82rem; }
    }

    /* ===== 工具类 ===== */
    .text-center { text-align: center; }
    .mt-12 { margin-top: 12px; }
    .mt-24 { margin-top: 24px; }
    .mt-32 { margin-top: 32px; }
    .mb-12 { margin-bottom: 12px; }
    .mb-24 { margin-bottom: 24px; }
    .gap-8 { gap: 8px; }
    .flex-center { display: flex; align-items: center; justify-content: center; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --primary-dark: #0f2440;
            --accent: #e8a838;
            --accent-light: #f0c060;
            --accent-dark: #c88a20;
            --bg-light: #f7f9fc;
            --bg-white: #ffffff;
            --bg-dark: #0f1a2e;
            --text-primary: #1a2a3a;
            --text-secondary: #4a5a6a;
            --text-light: #8a9aaa;
            --text-white: #f0f4f8;
            --border-color: #e2e8f0;
            --border-light: #eef2f6;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
            --font-sans: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 56px;
            --nav-height: 48px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        a:focus-visible {
            outline: 3px solid var(--accent-light);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-primary);
        }
        h1 {
            font-size: 2.4rem;
        }
        h2 {
            font-size: 1.8rem;
        }
        h3 {
            font-size: 1.3rem;
        }
        h4 {
            font-size: 1.1rem;
        }
        p {
            margin-bottom: 0.8rem;
            color: var(--text-secondary);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .section {
            padding: 70px 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            font-size: 2rem;
            color: var(--primary);
            position: relative;
            display: inline-block;
            padding-bottom: 12px;
        }
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
        }
        .section-title p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-top: 10px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .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;
        }

        /* ===== Header & Navigation (杂志频道风格) ===== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            padding: 0 20px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .logo i {
            color: var(--accent);
            font-size: 1.6rem;
        }
        .logo:hover {
            color: var(--primary);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-actions .search-toggle,
        .header-actions .menu-toggle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition), color var(--transition);
        }
        .header-actions .search-toggle:hover,
        .header-actions .menu-toggle:hover {
            background: var(--bg-light);
            color: var(--primary);
        }
        .header-actions .menu-toggle {
            display: none;
        }

        /* 频道导航 */
        .channel-nav {
            background: var(--primary);
            padding: 0 20px;
            border-bottom: 2px solid var(--accent);
        }
        .channel-nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 4px;
            height: var(--nav-height);
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-nav-inner::-webkit-scrollbar {
            display: none;
        }
        .channel-nav a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            font-size: 0.92rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: background var(--transition), color var(--transition);
            position: relative;
        }
        .channel-nav a i {
            font-size: 0.9rem;
        }
        .channel-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }
        .channel-nav a.active {
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
        }
        .channel-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 70%;
            height: 3px;
            background: var(--accent-light);
            border-radius: 4px 4px 0 0;
        }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            padding: 90px 0 80px;
            background: var(--primary-dark);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.88) 0%, rgba(26, 58, 92, 0.70) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .category-hero h1 {
            font-size: 2.6rem;
            color: var(--text-white);
            margin-bottom: 16px;
            font-weight: 800;
            letter-spacing: 1px;
            text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
        }
        .category-hero h1 i {
            color: var(--accent);
            margin-right: 12px;
        }
        .category-hero p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto 24px;
            line-height: 1.8;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }
        .hero-badges .badge {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(4px);
            color: var(--text-white);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, 0.20);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-badges .badge i {
            color: var(--accent);
        }

        /* ===== 分类导航标签 ===== */
        .category-tabs {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
            position: sticky;
            top: calc(var(--header-height) + var(--nav-height));
            z-index: 50;
            box-shadow: var(--shadow-sm);
        }
        .category-tabs .tabs-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
        }
        .category-tabs .tab-btn {
            padding: 8px 22px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-light);
            border-radius: 30px;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .category-tabs .tab-btn i {
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .category-tabs .tab-btn:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .category-tabs .tab-btn:hover i {
            color: var(--accent);
        }
        .category-tabs .tab-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 14px rgba(26, 58, 92, 0.25);
        }
        .category-tabs .tab-btn.active i {
            color: var(--accent);
        }

        /* ===== 赛事卡片网格 ===== */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .event-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .event-card .card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .event-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .event-card:hover .card-img img {
            transform: scale(1.06);
        }
        .event-card .card-img .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        .event-card .card-body {
            padding: 22px 22px 24px;
        }
        .event-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--primary);
            font-weight: 700;
        }
        .event-card .card-body h3 a {
            color: var(--primary);
        }
        .event-card .card-body h3 a:hover {
            color: var(--accent);
        }
        .event-card .card-body p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            margin-bottom: 14px;
            line-height: 1.6;
        }
        .event-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }
        .event-card .card-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .event-card .card-meta .meta-item i {
            color: var(--accent);
        }
        .event-card .card-meta .read-more {
            color: var(--primary-light);
            font-weight: 500;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition);
        }
        .event-card .card-meta .read-more:hover {
            color: var(--accent);
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            background: var(--bg-white);
            padding: 20px 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .news-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-md);
        }
        .news-item .news-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent);
            border: 1px solid var(--border-light);
        }
        .news-item .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .news-item .news-content h4 a {
            color: var(--text-primary);
        }
        .news-item .news-content h4 a:hover {
            color: var(--accent);
        }
        .news-item .news-content p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.5;
        }
        .news-item .news-meta {
            flex-shrink: 0;
            text-align: right;
            font-size: 0.8rem;
            color: var(--text-light);
            min-width: 80px;
        }
        .news-item .news-meta .date {
            display: block;
        }
        .news-item .news-meta .tag {
            display: inline-block;
            margin-top: 4px;
            background: var(--bg-light);
            padding: 2px 12px;
            border-radius: 12px;
            font-size: 0.75rem;
            color: var(--primary-light);
        }

        /* ===== 数据统计区块 ===== */
        .stats-section {
            background: var(--primary);
            color: var(--text-white);
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.10;
            z-index: 0;
        }
        .stats-section .container {
            position: relative;
            z-index: 1;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }
        .stat-item {
            padding: 20px 10px;
        }
        .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-item .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
        }
        .stat-item .stat-icon {
            font-size: 2rem;
            color: rgba(255, 255, 255, 0.20);
            margin-bottom: 8px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition);
        }
        .faq-item .faq-question:hover {
            background: var(--bg-light);
        }
        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1.1rem;
            transition: transform var(--transition);
        }
        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-white);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .cta-box .container {
            position: relative;
            z-index: 1;
        }
        .cta-box h2 {
            font-size: 1.8rem;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .cta-box p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            margin: 0 auto 28px;
        }
        .cta-box .btn-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            font-size: 0.98rem;
            font-weight: 600;
            border-radius: 40px;
            transition: all var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 168, 56, 0.35);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--text-white);
            border-color: rgba(255, 255, 255, 0.50);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.80);
            padding: 56px 0 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .footer-brand h3 {
            font-size: 1.3rem;
            color: var(--text-white);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-footer .footer-brand h3 i {
            color: var(--accent);
        }
        .site-footer .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.60);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }
        .site-footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.70);
            font-size: 1.1rem;
            transition: all var(--transition);
        }
        .site-footer .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .site-footer .footer-col h4 {
            font-size: 1rem;
            color: var(--text-white);
            margin-bottom: 16px;
            font-weight: 600;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 10px;
        }
        .site-footer .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.60);
            transition: color var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.40);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .category-hero h1 {
                font-size: 2.2rem;
            }
            .cta-box {
                padding: 40px 28px;
            }
        }

        @media (max-width: 768px) {
            .header-actions .menu-toggle {
                display: block;
            }
            .channel-nav-inner {
                gap: 2px;
            }
            .channel-nav a {
                padding: 6px 14px;
                font-size: 0.85rem;
            }
            .channel-nav a span {
                display: none;
            }
            .category-hero {
                padding: 60px 0 50px;
                min-height: 240px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero h1 i {
                margin-right: 6px;
            }
            .category-hero p {
                font-size: 0.95rem;
            }
            .hero-badges .badge {
                font-size: 0.78rem;
                padding: 4px 14px;
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                margin-bottom: 32px;
            }
            .section-title h2 {
                font-size: 1.5rem;
            }
            .events-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .event-card .card-img {
                height: 180px;
            }
            .news-item {
                flex-direction: column;
                padding: 16px 18px;
                gap: 12px;
            }
            .news-item .news-icon {
                width: 40px;
                height: 40px;
                font-size: 1.2rem;
            }
            .news-item .news-meta {
                text-align: left;
                min-width: auto;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 2rem;
            }
            .faq-item .faq-question {
                padding: 14px 18px;
                font-size: 0.95rem;
            }
            .faq-item .faq-answer {
                padding: 0 18px 14px;
                font-size: 0.9rem;
            }
            .cta-box {
                padding: 36px 20px;
                border-radius: var(--radius-md);
            }
            .cta-box h2 {
                font-size: 1.4rem;
            }
            .btn {
                padding: 10px 24px;
                font-size: 0.9rem;
            }
            .site-footer {
                padding: 40px 0 0;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                text-align: center;
            }
            .site-footer .footer-social {
                justify-content: center;
            }
            .site-footer .footer-col ul li a {
                justify-content: center;
            }
            .category-tabs .tabs-inner {
                flex-wrap: nowrap;
                overflow-x: auto;
                justify-content: flex-start;
                padding-bottom: 4px;
                scrollbar-width: none;
            }
            .category-tabs .tabs-inner::-webkit-scrollbar {
                display: none;
            }
            .category-tabs .tab-btn {
                flex-shrink: 0;
                padding: 6px 16px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .category-hero p {
                font-size: 0.88rem;
            }
            .hero-badges {
                gap: 8px;
            }
            .hero-badges .badge {
                font-size: 0.72rem;
                padding: 3px 12px;
            }
            .events-grid {
                gap: 16px;
            }
            .event-card .card-body {
                padding: 16px 16px 18px;
            }
            .event-card .card-body h3 {
                font-size: 1.05rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 1.7rem;
            }
            .stat-item .stat-label {
                font-size: 0.82rem;
            }
            .cta-box h2 {
                font-size: 1.2rem;
            }
            .cta-box p {
                font-size: 0.9rem;
            }
            .btn-group {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                justify-content: center;
                max-width: 260px;
            }
            .site-footer .footer-grid {
                gap: 24px;
            }
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
:root {
    --color-primary: #0f1b2d;
    --color-primary-light: #1a2a4a;
    --color-accent: #d4a03c;
    --color-accent-light: #f0b030;
    --color-accent-soft: #fdf6e3;
    --color-bg: #f5f7fa;
    --color-bg-card: #ffffff;
    --color-text: #1a1a2e;
    --color-text-secondary: #4a4a5a;
    --color-text-light: #7a7a8a;
    --color-border: #e8eaf0;
    --color-border-light: #f0f2f6;
    --color-white: #ffffff;
    --color-success: #2d8a4e;
    --color-shadow: rgba(15, 27, 45, 0.08);
    --color-shadow-hover: rgba(15, 27, 45, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 8px var(--color-shadow);
    --shadow-md: 0 8px 24px var(--color-shadow);
    --shadow-lg: 0 16px 48px var(--color-shadow-hover);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
    --container-width: 1200px;
    --content-width: 800px;
    --header-height: 70px;
    --spacing-section: 80px;
    --spacing-block: 48px;
}
/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-family); font-size: 16px; line-height: 1.7; color: var(--color-text); background: var(--color-bg); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
a { color: var(--color-accent); text-decoration: none; transition: var(--transition); }
a:hover, a:focus { color: var(--color-accent-light); text-decoration: underline; }
a:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; border-radius: 4px; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; transition: var(--transition); }
button:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }
input, textarea { font-family: inherit; font-size: 1rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 12px 16px; transition: var(--transition); background: var(--color-white); color: var(--color-text); }
input:focus, textarea:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(212, 160, 60, 0.15); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.3; color: var(--color-primary); font-weight: 700; }
.container { width: 100%; max-width: var(--container-width); margin: 0 auto; padding: 0 24px; }
.content-container { width: 100%; max-width: var(--content-width); margin: 0 auto; padding: 0 24px; }
/* ===== Header & Navigation (杂志频道风格) ===== */
.site-header { background: var(--color-primary); position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3); }
.header-top { padding: 12px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.site-logo { display: flex; align-items: center; gap: 10px; font-size: 1.5rem; font-weight: 800; color: var(--color-white); letter-spacing: -0.5px; }
.site-logo i { color: var(--color-accent); font-size: 1.8rem; }
.site-logo span { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.header-actions { display: flex; align-items: center; gap: 16px; }
.header-search { display: flex; align-items: center; background: rgba(255, 255, 255, 0.1); border-radius: var(--radius-xl); padding: 6px 6px 6px 16px; border: 1px solid rgba(255, 255, 255, 0.08); transition: var(--transition); }
.header-search:focus-within { background: rgba(255, 255, 255, 0.15); border-color: var(--color-accent); }
.header-search input { background: transparent; border: none; color: var(--color-white); padding: 6px 8px; font-size: 0.9rem; min-width: 160px; }
.header-search input::placeholder { color: rgba(255, 255, 255, 0.5); }
.header-search input:focus { box-shadow: none; }
.header-search button { background: var(--color-accent); color: var(--color-primary); border-radius: 50%; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; font-size: 0.9rem; transition: var(--transition); }
.header-search button:hover { background: var(--color-accent-light); transform: scale(1.05); }
.header-bottom { padding: 0; background: rgba(0, 0, 0, 0.2); }
.channel-nav { display: flex; align-items: center; gap: 0; padding: 0; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; }
.channel-nav::-webkit-scrollbar { display: none; }
.channel-nav a { display: flex; align-items: center; gap: 8px; padding: 14px 24px; color: rgba(255, 255, 255, 0.75); font-size: 0.95rem; font-weight: 500; white-space: nowrap; border-bottom: 3px solid transparent; transition: var(--transition); text-decoration: none; }
.channel-nav a:hover, .channel-nav a:focus { color: var(--color-white); background: rgba(255, 255, 255, 0.06); text-decoration: none; }
.channel-nav a.active { color: var(--color-accent); border-bottom-color: var(--color-accent); background: rgba(212, 160, 60, 0.08); }
.channel-nav a i { font-size: 1.1rem; }
.mobile-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; background: rgba(255, 255, 255, 0.1); border-radius: var(--radius-sm); }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: var(--color-white); border-radius: 2px; transition: var(--transition); }
/* ===== Banner ===== */
.article-banner { position: relative; padding: 80px 0 64px; background: var(--color-primary); background-image: url('/assets/images/backpic/back-1.png'); background-size: cover; background-position: center; background-blend-mode: overlay; min-height: 320px; display: flex; align-items: center; }
.article-banner::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15, 27, 45, 0.88) 0%, rgba(26, 42, 74, 0.75) 100%); z-index: 1; }
.article-banner .container { position: relative; z-index: 2; }
.article-banner .category-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--color-accent); color: var(--color-primary); padding: 6px 16px; border-radius: var(--radius-xl); font-size: 0.85rem; font-weight: 600; margin-bottom: 20px; }
.article-banner h1 { font-size: 2.8rem; font-weight: 800; color: var(--color-white); line-height: 1.2; margin-bottom: 20px; max-width: 900px; text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3); }
.article-banner .meta-info { display: flex; flex-wrap: wrap; gap: 24px; color: rgba(255, 255, 255, 0.7); font-size: 0.95rem; }
.article-banner .meta-info i { margin-right: 6px; color: var(--color-accent); }
/* ===== Breadcrumb ===== */
.breadcrumb { padding: 16px 0; background: var(--color-white); border-bottom: 1px solid var(--color-border); }
.breadcrumb .container { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--color-text-light); flex-wrap: wrap; }
.breadcrumb a { color: var(--color-text-secondary); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb .sep { color: var(--color-border); }
.breadcrumb .current { color: var(--color-text); font-weight: 500; }
/* ===== Article Main ===== */
.article-main { padding: var(--spacing-section) 0; }
.article-body { background: var(--color-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 48px 56px; }
.article-body .meta-bar { display: flex; flex-wrap: wrap; gap: 16px 32px; padding-bottom: 24px; margin-bottom: 32px; border-bottom: 1px solid var(--color-border); font-size: 0.95rem; color: var(--color-text-secondary); }
.article-body .meta-bar i { margin-right: 6px; color: var(--color-accent); }
.article-body .meta-bar .category-tag { background: var(--color-accent-soft); color: var(--color-accent); padding: 4px 12px; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.85rem; }
.article-body .content { font-size: 1.05rem; line-height: 1.9; color: var(--color-text); }
.article-body .content p { margin-bottom: 1.6em; }
.article-body .content h2, .article-body .content h3 { margin-top: 2em; margin-bottom: 0.8em; color: var(--color-primary); }
.article-body .content h2 { font-size: 1.6rem; }
.article-body .content h3 { font-size: 1.3rem; }
.article-body .content ul, .article-body .content ol { margin-bottom: 1.6em; padding-left: 24px; }
.article-body .content ul { list-style: disc; }
.article-body .content ol { list-style: decimal; }
.article-body .content li { margin-bottom: 0.5em; }
.article-body .content img { border-radius: var(--radius-md); margin: 1.6em 0; box-shadow: var(--shadow-sm); }
.article-body .content blockquote { border-left: 4px solid var(--color-accent); padding: 16px 24px; margin: 1.6em 0; background: var(--color-accent-soft); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--color-text-secondary); font-style: italic; }
.article-body .content a { color: var(--color-accent); text-decoration: underline; }
.article-body .content a:hover { color: var(--color-accent-light); }
/* ===== Tags & Share ===== */
.article-footer-bar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px; padding-top: 32px; margin-top: 32px; border-top: 1px solid var(--color-border); }
.article-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.article-tags .tag { display: inline-flex; align-items: center; gap: 4px; background: var(--color-bg); color: var(--color-text-secondary); padding: 6px 14px; border-radius: var(--radius-xl); font-size: 0.85rem; border: 1px solid var(--color-border); transition: var(--transition); text-decoration: none; }
.article-tags .tag:hover { background: var(--color-accent-soft); border-color: var(--color-accent); color: var(--color-accent); text-decoration: none; }
.share-buttons { display: flex; align-items: center; gap: 8px; }
.share-buttons span { font-size: 0.9rem; color: var(--color-text-light); margin-right: 4px; }
.share-buttons a { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: var(--color-bg); color: var(--color-text-secondary); border: 1px solid var(--color-border); transition: var(--transition); text-decoration: none; }
.share-buttons a:hover { background: var(--color-accent); color: var(--color-white); border-color: var(--color-accent); transform: translateY(-2px); text-decoration: none; }
/* ===== Related Articles ===== */
.related-section { padding: var(--spacing-section) 0; background: var(--color-white); }
.related-section .section-title { text-align: center; margin-bottom: 48px; }
.related-section .section-title h2 { font-size: 2rem; color: var(--color-primary); position: relative; display: inline-block; }
.related-section .section-title h2::after { content: ''; position: absolute; bottom: -8px; left: 50%; transform: translateX(-50%); width: 60px; height: 4px; background: var(--color-accent); border-radius: 2px; }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.related-card { background: var(--color-bg); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-border); transition: var(--transition); }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.related-card .card-image { position: relative; padding-top: 66%; overflow: hidden; }
.related-card .card-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.related-card:hover .card-image img { transform: scale(1.05); }
.related-card .card-body { padding: 20px; }
.related-card .card-body h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card .card-body h3 a { color: var(--color-text); text-decoration: none; }
.related-card .card-body h3 a:hover { color: var(--color-accent); }
.related-card .card-body .card-meta { font-size: 0.85rem; color: var(--color-text-light); display: flex; gap: 12px; }
.related-card .card-body .card-meta i { margin-right: 4px; }
/* ===== CTA Section ===== */
.cta-section { padding: 64px 0; background: var(--color-primary); background-image: url('/assets/images/backpic/back-2.png'); background-size: cover; background-position: center; background-blend-mode: overlay; position: relative; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15, 27, 45, 0.9), rgba(26, 42, 74, 0.8)); z-index: 1; }
.cta-section .container { position: relative; z-index: 2; text-align: center; }
.cta-section h2 { font-size: 2.2rem; color: var(--color-white); margin-bottom: 16px; }
.cta-section p { font-size: 1.1rem; color: rgba(255, 255, 255, 0.7); max-width: 600px; margin: 0 auto 32px; }
.cta-section .cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.cta-btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 36px; border-radius: var(--radius-xl); font-size: 1rem; font-weight: 600; transition: var(--transition); text-decoration: none; }
.cta-btn.primary { background: var(--color-accent); color: var(--color-primary); }
.cta-btn.primary:hover { background: var(--color-accent-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(212, 160, 60, 0.3); text-decoration: none; }
.cta-btn.secondary { background: rgba(255, 255, 255, 0.1); color: var(--color-white); border: 1px solid rgba(255, 255, 255, 0.2); }
.cta-btn.secondary:hover { background: rgba(255, 255, 255, 0.2); transform: translateY(-2px); text-decoration: none; }
/* ===== Footer ===== */
.site-footer { background: var(--color-primary); color: rgba(255, 255, 255, 0.7); padding: 60px 0 30px; border-top: 1px solid rgba(255, 255, 255, 0.06); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand h3 { font-size: 1.4rem; color: var(--color-white); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.footer-brand h3 i { color: var(--color-accent); }
.footer-brand p { font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; max-width: 360px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: rgba(255, 255, 255, 0.08); color: rgba(255, 255, 255, 0.6); font-size: 1.2rem; transition: var(--transition); text-decoration: none; }
.footer-social a:hover { background: var(--color-accent); color: var(--color-primary); transform: translateY(-2px); text-decoration: none; }
.footer-col h4 { color: var(--color-white); font-size: 1rem; margin-bottom: 18px; font-weight: 600; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { color: rgba(255, 255, 255, 0.6); font-size: 0.9rem; transition: var(--transition); text-decoration: none; display: flex; align-items: center; gap: 6px; }
.footer-col ul li a:hover { color: var(--color-accent); padding-left: 4px; text-decoration: none; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.06); padding-top: 24px; text-align: center; font-size: 0.85rem; color: rgba(255, 255, 255, 0.4); }
/* ===== Not Found ===== */
.not-found { text-align: center; padding: 80px 0; }
.not-found h2 { font-size: 2rem; color: var(--color-primary); margin-bottom: 16px; }
.not-found p { color: var(--color-text-secondary); margin-bottom: 24px; }
.not-found .back-home { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; background: var(--color-accent); color: var(--color-primary); border-radius: var(--radius-xl); font-weight: 600; text-decoration: none; }
.not-found .back-home:hover { background: var(--color-accent-light); transform: translateY(-2px); text-decoration: none; }
/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .article-banner h1 { font-size: 2.2rem; }
    .article-body { padding: 36px 32px; }
}
@media (max-width: 768px) {
    :root { --spacing-section: 48px; }
    .header-top { padding: 10px 0; }
    .site-logo { font-size: 1.2rem; }
    .site-logo i { font-size: 1.4rem; }
    .header-search input { min-width: 100px; width: 100px; }
    .mobile-toggle { display: flex; }
    .channel-nav { display: none; flex-direction: column; width: 100%; background: var(--color-primary-light); padding: 8px 0; }
    .channel-nav.open { display: flex; }
    .channel-nav a { padding: 12px 24px; border-bottom: none; border-left: 3px solid transparent; width: 100%; }
    .channel-nav a.active { border-left-color: var(--color-accent); border-bottom-color: transparent; }
    .header-bottom { position: relative; }
    .article-banner { padding: 56px 0 40px; min-height: 240px; }
    .article-banner h1 { font-size: 1.8rem; }
    .article-banner .meta-info { gap: 16px; font-size: 0.85rem; }
    .article-body { padding: 28px 20px; border-radius: var(--radius-md); }
    .article-body .content { font-size: 1rem; line-height: 1.8; }
    .article-body .meta-bar { gap: 12px; font-size: 0.85rem; }
    .article-footer-bar { flex-direction: column; align-items: flex-start; }
    .related-grid { grid-template-columns: 1fr; gap: 16px; }
    .cta-section h2 { font-size: 1.6rem; }
    .cta-section p { font-size: 1rem; }
    .cta-btn { padding: 12px 28px; font-size: 0.95rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-brand p { max-width: 100%; }
}
@media (max-width: 520px) {
    .container { padding: 0 16px; }
    .article-banner h1 { font-size: 1.5rem; }
    .article-banner { padding: 40px 0 32px; }
    .article-body { padding: 20px 16px; }
    .related-card .card-body { padding: 16px; }
    .header-search input { min-width: 80px; width: 80px; font-size: 0.8rem; }
    .site-logo { font-size: 1rem; }
    .site-logo i { font-size: 1.2rem; }
    .cta-section h2 { font-size: 1.3rem; }
    .cta-actions { flex-direction: column; align-items: center; }
}