/* roulang page: index */
:root {
    --brand: #0A1E3C;
    --brand-light: #132A4A;
    --brand-dark: #061426;
    --accent: #2E6BFF;
    --accent-light: #5B8CFF;
    --accent-dark: #1A4FD6;
    --warm: #F5A623;
    --surface: #F5F7FA;
    --ink: #1A1A2E;
    --text-body: #3A4A5A;
    --text-muted: #64748B;
    --border: #E2E8F0;
    --white: #FFFFFF;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-full: 999px;
    --shadow-card: 0 4px 20px rgba(10, 30, 60, 0.08);
    --shadow-card-hover: 0 12px 32px rgba(10, 30, 60, 0.16);
    --shadow-nav: 0 4px 24px rgba(10, 30, 60, 0.10);
  }

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

  html { scroll-behavior: smooth; }

  body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: #FFFFFF;
    color: var(--text-body);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  a { text-decoration: none; color: inherit; transition: color .25s ease; }
  img { display: block; max-width: 100%; }
  button { cursor: pointer; border: none; background: none; }
  input, textarea { outline: none; }

  .container-custom {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: 1.25rem;
  }

  .no-underline { text-decoration: none; }
  a.no-underline:hover { text-decoration: none; }

  /* 导航胶囊 */
  .site-header {
    position: fixed;
    top: 16px;
    left: 0;
    right: 0;
    z-index: 50;
  }

  .nav-pill {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.7);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-nav);
    padding: 8px 10px 8px 18px;
  }

  .brand-name {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--brand);
    letter-spacing: 0.02em;
    white-space: nowrap;
  }
  .brand-name:hover { color: var(--accent); }

  .nav-links { display: flex; align-items: center; gap: 2px; }

  .nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-body);
    transition: all .25s ease;
    white-space: nowrap;
  }
  .nav-link:hover { background: rgba(46,107,255,0.08); color: var(--accent); }
  .nav-link.active { background: var(--accent); color: #fff; font-weight: 600; }

  .mobile-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    color: var(--brand);
    background: rgba(10,30,60,0.06);
    transition: all .25s ease;
  }
  .mobile-toggle:hover { background: rgba(10,30,60,0.12); }

  /* 按钮 */
  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    background: var(--accent);
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all .3s ease;
    box-shadow: 0 4px 14px rgba(46,107,255,0.25);
  }
  .btn-primary:hover { background: var(--accent-dark); box-shadow: 0 6px 20px rgba(46,107,255,0.35); transform: translateY(-2px); color: #fff; }
  .btn-primary:active { transform: translateY(0); }
  .btn-primary:focus-visible { outline: 3px solid rgba(46,107,255,0.4); outline-offset: 2px; }

  .btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.35);
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    backdrop-filter: blur(8px);
    transition: all .3s ease;
  }
  .btn-ghost:hover { background: rgba(255,255,255,0.22); color: #fff; border-color: rgba(255,255,255,0.6); transform: translateY(-2px); }
  .btn-ghost:active { transform: translateY(0); }

  .btn-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    background: #fff;
    color: var(--accent-dark);
    font-size: 1rem;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    transition: all .3s ease;
  }
  .btn-light:hover { background: #f0f4ff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); color: var(--accent-dark); }
  .btn-light:active { transform: translateY(0); }

  /* Hero */
  .hero-section {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    background-color: var(--brand-dark);
    overflow: hidden;
  }

  .hero-title {
    font-size: 3.2rem;
    font-weight: 900;
    color: #fff;
    line-height: 1.2;
    letter-spacing: 0.02em;
    text-shadow: 0 4px 24px rgba(0,0,0,0.3);
    margin-top: 1.2rem;
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.9);
    max-width: 640px;
    line-height: 1.8;
    text-shadow: 0 2px 12px rgba(0,0,0,0.3);
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.22);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 500;
    backdrop-filter: blur(8px);
  }

  .metric-num {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    display: block;
  }
  .metric-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    display: block;
    margin-top: 2px;
  }

  .hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.6);
    font-size: 1.2rem;
    animation: bounceDown 2s infinite;
  }
  @keyframes bounceDown {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, 8px); }
  }

  /* 区块标题 */
  .section-tag {
    display: inline-block;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    background: rgba(46,107,255,0.1);
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
  }

  .section-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--brand);
    line-height: 1.3;
    margin-bottom: 12px;
  }

  .section-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 640px;
    line-height: 1.8;
  }

  /* 核心介绍 */
  .about-media { position: relative; }
  .about-media img {
    border-radius: 20px;
    box-shadow: var(--shadow-card);
    width: 100%;
    object-fit: cover;
    height: 420px;
  }

  .about-float-card {
    position: absolute;
    bottom: -20px;
    right: -10px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(10,30,60,0.14);
    padding: 18px 22px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .about-float-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.1rem;
  }

  .about-list { list-style: none; margin-top: 20px; }
  .about-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 0;
    font-size: 0.95rem;
    color: var(--text-body);
  }
  .about-list li i { color: var(--accent); margin-top: 4px; font-size: 0.95rem; }

  /* 分类卡片 */
  .category-card {
    display: block;
    border-radius: 20px;
    background: #fff;
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: all .35s ease;
  }
  .category-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-6px);
  }

  .category-img { position: relative; height: 220px; overflow: hidden; }
  .category-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
  .category-card:hover .category-img img { transform: scale(1.05); }
  .category-img-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(10,30,60,0.6), transparent 60%);
  }

  .category-body { padding: 24px; }
  .category-body h3 { font-size: 1.2rem; font-weight: 700; color: var(--brand); }
  .category-body p { font-size: 0.9rem; color: var(--text-muted); margin-top: 8px; line-height: 1.7; }
  .category-body .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
  .category-arrow {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: rgba(46,107,255,0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: all .3s ease;
  }
  .category-card:hover .category-arrow { background: var(--accent); color: #fff; }

  /* 资讯卡片 */
  .news-card {
    border-radius: 16px;
    background: #fff;
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: all .3s ease;
    border: 1px solid rgba(226,232,240,0.6);
  }
  .news-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
  }

  .news-thumb { position: relative; overflow: hidden; height: 200px; }
  .news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
  .news-card:hover .news-thumb img { transform: scale(1.04); }

  .news-card.featured .news-thumb { height: 280px; }

  .news-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    background: rgba(10,30,60,0.8);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(4px);
  }

  .news-content { padding: 20px; }
  .news-content h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--brand);
    line-height: 1.5;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .news-card.featured .news-content h3 { font-size: 1.25rem; }
  .news-content p {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 12px;
  }
  .news-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
  }

  /* 数据统计 */
  .stats-section { position: relative; overflow: hidden; }
  .stat-num {
    font-size: 2.6rem;
    font-weight: 900;
    color: #fff;
    line-height: 1.2;
    display: block;
  }
  .stat-label { font-size: 0.95rem; color: rgba(255,255,255,0.75); margin-top: 6px; display: block; }

  /* 特色服务 */
  .service-card {
    background: #fff;
    border-radius: 20px;
    padding: 28px 24px;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(226,232,240,0.5);
    transition: all .3s ease;
  }
  .service-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-5px);
  }
  .service-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(46,107,255,0.12), rgba(46,107,255,0.06));
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 18px;
    transition: all .3s ease;
  }
  .service-card:hover .service-icon { background: var(--accent); color: #fff; }
  .service-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--brand); margin-bottom: 8px; }
  .service-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

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

  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all .3s ease;
  }
  .faq-item.active { border-color: rgba(46,107,255,0.3); box-shadow: 0 4px 20px rgba(46,107,255,0.08); }

  .faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--brand);
    text-align: left;
    transition: all .25s ease;
  }
  .faq-question i { font-size: 0.85rem; color: var(--text-muted); transition: transform .3s ease; }
  .faq-item.active .faq-question i { transform: rotate(180deg); color: var(--accent); }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
  }
  .faq-item.active .faq-answer { max-height: 300px; }

  .faq-answer p { padding: 0 22px 20px; font-size: 0.92rem; color: var(--text-muted); line-height: 1.8; }

  /* CTA */
  .cta-section { position: relative; overflow: hidden; }

  /* Footer */
  .site-footer {
    background: var(--brand-dark);
    color: rgba(255,255,255,0.8);
  }
  .footer-brand { font-size: 1.2rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
  .footer-title { font-size: 0.95rem; font-weight: 600; color: #fff; margin-bottom: 16px; }
  .footer-links { list-style: none; }
  .footer-links li { margin-bottom: 8px; }
  .footer-links a { font-size: 0.88rem; color: rgba(255,255,255,0.65); transition: all .25s ease; }
  .footer-links a:hover { color: #fff; padding-left: 4px; }

  /* 响应式 */
  @media (max-width: 1024px) {
    .hero-title { font-size: 2.6rem; }
    .section-title { font-size: 1.8rem; }
    .stat-num { font-size: 2rem; }
  }

  @media (max-width: 768px) {
    .site-header { top: 10px; }
    .nav-pill { padding: 6px 10px 6px 14px; }
    .nav-links {
      display: none;
      position: absolute;
      top: calc(100% + 10px);
      left: 0;
      right: 0;
      background: #fff;
      border-radius: 18px;
      box-shadow: var(--shadow-card-hover);
      padding: 12px;
      flex-direction: column;
      align-items: stretch;
      gap: 6px;
    }
    .nav-links.open { display: flex; }
    .nav-link { padding: 12px 16px; border-radius: 12px; }
    .mobile-toggle { display: inline-flex; }
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    .metric-num { font-size: 1.5rem; }
    .about-media img { height: 300px; }
    .about-float-card { right: 0; }
    .section-title { font-size: 1.6rem; }
    .stat-num { font-size: 1.8rem; }
  }

  @media (max-width: 520px) {
    .hero-title { font-size: 1.6rem; }
    .hero-badge { font-size: 0.75rem; padding: 6px 12px; }
    .hero-subtitle { font-size: 0.92rem; }
    .brand-name { font-size: 1rem; }
    .btn-primary, .btn-ghost { padding: 10px 18px; font-size: 0.88rem; }
    .section-title { font-size: 1.4rem; }
    .stat-num { font-size: 1.5rem; }
    .category-body { padding: 18px; }
    .news-content { padding: 16px; }
    .news-card.featured .news-thumb { height: 220px; }
    .service-card { padding: 22px 18px; }
    .about-media img { height: 240px; }
  }

  @media (min-width: 769px) {
    .mobile-menu-fallback { display: none; }
  }

  /* 焦点可访问性 */
  a:focus-visible, button:focus-visible {
    outline: 3px solid rgba(46,107,255,0.4);
    outline-offset: 3px;
    border-radius: 4px;
  }

/* roulang page: category1 */
:root {
            --brand: #0f1f3d;
            --brand-light: #1a2d50;
            --accent: #f0a520;
            --accent-dark: #d4920f;
            --bg: #f6f7fb;
            --text: #1e2a3a;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow: 0 4px 20px rgba(15, 31, 61, 0.08);
            --shadow-lg: 0 12px 40px rgba(15, 31, 61, 0.14);
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            margin: 0;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
        }
        button,
        input {
            font-family: inherit;
        }
        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: fixed;
            top: 18px;
            left: 0;
            right: 0;
            z-index: 100;
            padding: 0 24px;
        }
        .nav-pill {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 999px;
            padding: 12px 20px 12px 24px;
            box-shadow: 0 8px 30px rgba(15, 31, 61, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.6);
        }
        .brand-name {
            font-size: 1.15rem;
            font-weight: 800;
            letter-spacing: .02em;
            color: var(--brand);
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            padding: 9px 18px;
            border-radius: 999px;
            font-size: .92rem;
            font-weight: 600;
            color: #4b5563;
            transition: all .25s ease;
        }
        .nav-link:hover {
            color: var(--brand);
            background: rgba(15, 31, 61, 0.06);
        }
        .nav-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--brand), #263a63);
            box-shadow: 0 4px 14px rgba(15, 31, 61, 0.25);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 12px 26px;
            border-radius: 999px;
            font-size: .95rem;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            box-shadow: 0 4px 16px rgba(240, 165, 32, 0.32);
            transition: all .3s ease;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(240, 165, 32, 0.4);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 165, 32, 0.4);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 26px;
            border-radius: 999px;
            font-size: .95rem;
            font-weight: 700;
            color: var(--brand);
            background: transparent;
            border: 2px solid var(--brand);
            transition: all .3s ease;
            cursor: pointer;
        }
        .btn-outline:hover {
            background: var(--brand);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-light {
            border-color: rgba(255, 255, 255, .8);
            color: #fff;
            background: transparent;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 26px;
            border-radius: 999px;
            font-size: .95rem;
            font-weight: 700;
            transition: all .3s ease;
            cursor: pointer;
        }
        .btn-outline-light:hover {
            background: #fff;
            color: var(--brand);
            transform: translateY(-2px);
        }
        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            border: none;
            background: var(--brand);
            color: #fff;
            font-size: 1rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background .25s;
        }
        .mobile-toggle:hover {
            background: var(--brand-light);
        }
        .cat-hero {
            position: relative;
            padding: 180px 0 100px;
            background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            isolation: isolate;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 31, 61, 0.92) 0%, rgba(15, 31, 61, 0.72) 50%, rgba(15, 31, 61, 0.4) 100%);
            z-index: -1;
        }
        .cat-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: #fff;
            padding: 7px 16px;
            border-radius: 999px;
            font-size: .82rem;
            font-weight: 600;
            letter-spacing: .06em;
            margin-bottom: 18px;
        }
        .cat-hero h1 {
            font-size: clamp(2.2rem, 5vw, 3.4rem);
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            letter-spacing: .02em;
            margin: 0 0 16px;
        }
        .cat-hero p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            max-width: 640px;
            line-height: 1.7;
            margin: 0 0 32px;
        }
        .hero-search {
            display: flex;
            align-items: center;
            max-width: 460px;
            background: rgba(255, 255, 255, 0.96);
            border-radius: 999px;
            padding: 5px 5px 5px 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
        }
        .hero-search input {
            flex: 1;
            border: none;
            outline: none;
            background: transparent;
            font-size: .92rem;
            color: var(--text);
            padding: 10px 0;
            min-width: 0;
        }
        .hero-search input::placeholder {
            color: #9ca3af;
        }
        .hero-search button {
            flex-shrink: 0;
            border: none;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            padding: 11px 22px;
            border-radius: 999px;
            font-size: .88rem;
            font-weight: 700;
            cursor: pointer;
            transition: all .25s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-search button:hover {
            box-shadow: 0 4px 16px rgba(240, 165, 32, 0.4);
            transform: scale(1.03);
        }
        .cat-tags {
            padding: 40px 0 10px;
        }
        .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 20px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--border);
            font-size: .88rem;
            font-weight: 600;
            color: #4b5563;
            transition: all .25s ease;
        }
        .tag-chip i {
            font-size: .8rem;
            color: var(--accent);
        }
        .tag-chip:hover {
            border-color: var(--brand);
            color: var(--brand);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(15, 31, 61, 0.08);
        }
        .tag-chip.active {
            background: var(--brand);
            border-color: var(--brand);
            color: #fff;
            box-shadow: 0 6px 16px rgba(15, 31, 61, 0.2);
        }
        .tag-chip.active i {
            color: #fff;
        }
        .news-grid-section {
            padding: 50px 0 60px;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .section-head.center {
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(240, 165, 32, 0.13);
            color: var(--accent-dark);
            font-size: .78rem;
            font-weight: 700;
            letter-spacing: .08em;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .section-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.1rem);
            font-weight: 800;
            color: var(--brand);
            margin: 0;
            line-height: 1.2;
        }
        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: .9rem;
            font-weight: 700;
            color: var(--brand);
            background: #fff;
            border: 1px solid var(--border);
            padding: 10px 20px;
            border-radius: 999px;
            transition: all .25s;
        }
        .more-link:hover {
            background: var(--brand);
            color: #fff;
            border-color: var(--brand);
            box-shadow: 0 6px 18px rgba(15, 31, 61, 0.18);
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid rgba(226, 232, 240, 0.7);
            box-shadow: 0 2px 10px rgba(15, 31, 61, 0.04);
            transition: all .35s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .news-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.06);
        }
        .news-card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(15, 31, 61, 0.85);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: .75rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 999px;
            letter-spacing: .03em;
        }
        .news-card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
            gap: 10px;
        }
        .news-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin: 0;
        }
        .news-card-body h3 a:hover {
            color: var(--accent-dark);
        }
        .news-card-body p {
            font-size: .88rem;
            color: var(--text-weak);
            line-height: 1.65;
            margin: 0;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid #f1f5f9;
            font-size: .8rem;
            color: #94a3b8;
        }
        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .deep-report {
            padding: 80px 0;
            background: linear-gradient(135deg, #0b1628 0%, #13263f 55%, #1a3050 100%);
            color: #fff;
        }
        .report-cover {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
            position: relative;
        }
        .report-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 340px;
        }
        .report-content {
            padding: 20px 0 20px 30px;
        }
        .report-content .section-badge {
            background: rgba(240, 165, 32, 0.18);
            color: var(--accent);
        }
        .report-content h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            line-height: 1.3;
            margin: 14px 0 18px;
        }
        .report-content p {
            color: rgba(255, 255, 255, 0.72);
            font-size: 1rem;
            line-height: 1.8;
            margin: 0 0 28px;
        }
        .report-quote {
            margin: 24px 0;
            padding: 20px 24px;
            border-left: 4px solid var(--accent);
            background: rgba(255, 255, 255, 0.06);
            border-radius: 0 14px 14px 0;
            font-size: .95rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
        }
        .data-section {
            padding: 80px 0;
            background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            position: relative;
            isolation: isolate;
        }
        .data-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 31, 61, 0.92);
            z-index: -1;
        }
        .stat-card {
            text-align: center;
            padding: 36px 20px;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            transition: all .3s ease;
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-6px);
            border-color: rgba(240, 165, 32, 0.5);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-label {
            margin-top: 8px;
            font-size: .9rem;
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
        }
        .editor-pick {
            padding: 70px 0;
            background: #fff;
        }
        .editor-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 26px;
            border: 1px solid var(--border);
            transition: all .35s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .editor-card:hover {
            border-color: rgba(240, 165, 32, 0.5);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            background: #fff;
        }
        .editor-card .ec-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--brand), #263a63);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }
        .editor-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin: 0;
            line-height: 1.5;
        }
        .editor-card p {
            font-size: .88rem;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.7;
        }
        .editor-card .ec-meta {
            margin-top: auto;
            font-size: .8rem;
            color: #94a3b8;
            display: flex;
            align-items: center;
            gap: 8px;
            padding-top: 10px;
        }
        .quote-section {
            padding: 60px 0;
        }
        .quote-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            position: relative;
        }
        .quote-card i.quote-icon {
            font-size: 2.5rem;
            color: var(--accent);
            opacity: .3;
            position: absolute;
            top: 24px;
            left: 30px;
        }
        .quote-card blockquote {
            font-size: 1.15rem;
            line-height: 1.9;
            color: var(--text);
            font-weight: 500;
            margin: 10px 0 20px;
            padding-left: 48px;
            border: none;
        }
        .quote-card .quote-author {
            display: flex;
            align-items: center;
            gap: 12px;
            padding-left: 48px;
        }
        .quote-avatar {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), #263a63);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: .9rem;
        }
        .quote-author-name {
            font-size: .92rem;
            font-weight: 700;
            color: var(--brand);
        }
        .quote-author-role {
            font-size: .8rem;
            color: var(--text-weak);
        }
        .faq-section {
            padding: 70px 0;
            background: #fff;
        }
        .faq-list {
            max-width: 840px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 14px;
            background: var(--bg);
            overflow: hidden;
            transition: all .3s ease;
        }
        .faq-item:hover {
            border-color: rgba(15, 31, 61, 0.2);
            box-shadow: var(--shadow);
        }
        .faq-item details>summary {
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: .98rem;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            user-select: none;
        }
        .faq-item details>summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--accent);
            transition: transform .3s ease;
            flex-shrink: 0;
            font-size: .9rem;
        }
        .faq-item details[open] summary i {
            transform: rotate(45deg);
        }
        .faq-item details[open] {
            background: #fff;
        }
        .faq-item details[open] summary {
            border-bottom: 1px solid var(--border);
        }
        .faq-answer {
            padding: 16px 22px;
            font-size: .92rem;
            color: var(--text-weak);
            line-height: 1.8;
        }
        .cta-section {
            padding: 70px 0;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--brand), #1a3050);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(240, 165, 32, 0.16);
        }
        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }
        .cta-box h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }
        .cta-box p {
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 30px;
            font-size: 1rem;
            position: relative;
            z-index: 1;
        }
        .cta-form {
            display: flex;
            max-width: 480px;
            margin: 0 auto;
            background: #fff;
            border-radius: 999px;
            padding: 5px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            position: relative;
            z-index: 1;
        }
        .cta-form input {
            flex: 1;
            border: none;
            outline: none;
            padding: 12px 18px;
            border-radius: 999px;
            font-size: .9rem;
            color: var(--text);
            min-width: 0;
            background: transparent;
        }
        .cta-form input::placeholder {
            color: #9ca3af;
        }
        .cta-form button {
            flex-shrink: 0;
            border: none;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            padding: 12px 26px;
            border-radius: 999px;
            font-size: .9rem;
            font-weight: 700;
            cursor: pointer;
            transition: all .25s ease;
        }
        .cta-form button:hover {
            transform: scale(1.04);
            box-shadow: 0 4px 16px rgba(240, 165, 32, 0.4);
        }
        .cta-form button:focus-visible {
            outline: 3px solid rgba(240, 165, 32, 0.5);
            outline-offset: 2px;
        }
        .site-footer {
            background: #0b1628;
            color: rgba(255, 255, 255, 0.7);
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .footer-title {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: .9rem;
            transition: color .25s ease;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        @media (max-width: 992px) {
            .nav-pill {
                border-radius: 32px;
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 18px;
            }
            .site-header {
                top: 12px;
                padding: 0 14px;
            }
            .nav-pill {
                padding: 10px 14px 10px 18px;
                border-radius: 30px;
            }
            .brand-name {
                font-size: 1rem;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 14px);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(14px);
                border-radius: 22px;
                padding: 16px;
                box-shadow: var(--shadow-lg);
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                border: 1px solid rgba(255, 255, 255, 0.6);
            }
            .nav-links.open {
                display: flex !important;
            }
            .nav-link {
                padding: 13px 18px;
                border-radius: 14px;
                text-align: center;
            }
            .mobile-toggle {
                display: flex;
            }
            .cat-hero {
                padding: 150px 0 70px;
            }
            .hero-search {
                flex-direction: column;
                background: transparent;
                gap: 10px;
                align-items: stretch;
                box-shadow: none;
                padding: 0;
                max-width: 100%;
            }
            .hero-search input {
                background: #fff;
                border-radius: 999px;
                padding: 13px 20px;
            }
            .hero-search button {
                justify-content: center;
            }
            .report-content {
                padding: 10px 0 0;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-box {
                padding: 40px 24px;
                border-radius: 20px;
            }
            .cta-form {
                flex-direction: column;
                background: transparent;
                box-shadow: none;
                gap: 10px;
            }
            .cta-form input {
                background: #fff;
                border-radius: 999px;
                padding: 13px 20px;
            }
            .cta-form button {
                justify-content: center;
            }
            .quote-card {
                padding: 28px 22px;
            }
            .quote-card blockquote {
                padding-left: 0;
                font-size: 1rem;
            }
            .quote-card i.quote-icon {
                position: static;
                display: block;
                margin-bottom: 6px;
            }
            .quote-author {
                padding-left: 0 !important;
            }
        }
        @media (max-width: 520px) {
            .brand-name {
                max-width: 110px;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }
            .site-header {
                padding: 0 10px;
            }
            .nav-pill {
                padding: 9px 12px 9px 14px;
                border-radius: 26px;
                gap: 8px;
            }
            .btn-primary.hidden.md\:inline-flex {
                display: none !important;
            }
            .cat-hero h1 {
                font-size: 1.9rem;
            }
            .cat-hero p {
                font-size: .95rem;
            }
            .stat-number {
                font-size: 2rem;
            }
            .container-custom {
                padding: 0 14px;
            }
            .news-card-body {
                padding: 16px;
            }
        }
        @media (max-width: 360px) {
            .brand-name {
                max-width: 90px;
            }
        }

/* roulang page: article */
:root {
  --brand: #0a1a2f;
  --brand-light: #132c4a;
  --accent: #d4a853;
  --accent-hover: #b8913e;
  --bg: #f4f6f9;
  --bg-deep: #0a1524;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --shadow-sm: 0 2px 12px rgba(10, 26, 47, 0.06);
  --shadow: 0 6px 28px rgba(10, 26, 47, 0.08);
  --shadow-lg: 0 10px 40px rgba(10, 26, 47, 0.14);
  --transition: all 0.3s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

.container-custom {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 16px;
  z-index: 999;
  padding: 0 24px;
  pointer-events: none;
}
.site-header .container-custom { pointer-events: auto; }
.nav-pill {
  position: relative;
  max-width: 1280px;
  margin: 16px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 6px 30px rgba(10, 26, 47, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.7);
  transition: var(--transition);
}
.nav-pill:hover { box-shadow: 0 10px 36px rgba(10, 26, 47, 0.14); }
.brand-name {
  font-size: 17px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--brand) 30%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover { color: var(--brand); background: rgba(10, 26, 47, 0.06); }
.nav-link.active {
  color: #fff;
  background: var(--brand);
  box-shadow: 0 4px 16px rgba(10, 26, 47, 0.22);
}
.mobile-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.mobile-toggle:hover { background: var(--accent); transform: rotate(90deg); }
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #b8913e);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(212, 168, 83, 0.35);
  transition: var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(212, 168, 83, 0.5); }
.btn-primary:focus-visible { outline: 3px solid rgba(212, 168, 83, 0.5); outline-offset: 2px; }
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, 0.8);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition);
  background: transparent;
  cursor: pointer;
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; transform: translateY(-2px); }
.btn-outline:focus-visible { outline: 3px solid rgba(255, 255, 255, 0.4); outline-offset: 2px; }

/* ===== 文章 Banner ===== */
.article-banner {
  position: relative;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 150px 0 60px;
  color: #fff;
  margin-top: -88px;
  overflow: hidden;
}
.article-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 26, 47, 0.82) 0%, rgba(10, 26, 47, 0.68) 100%);
  z-index: 1;
}
.article-banner .container-custom { position: relative; z-index: 2; }
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 22px;
}
.breadcrumb a { color: rgba(255, 255, 255, 0.8); transition: var(--transition); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb i { font-size: 10px; color: rgba(255, 255, 255, 0.35); }
.article-title {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.4;
  max-width: 900px;
  margin-bottom: 18px;
  letter-spacing: 0.2px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}
.article-meta .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(212, 168, 83, 0.18);
  border: 1px solid rgba(212, 168, 83, 0.4);
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
}
.article-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.6);
}
.article-meta .meta-item i { color: rgba(212, 168, 83, 0.7); }

/* ===== 正文区 ===== */
.article-section { position: relative; z-index: 3; padding: 40px 0 0; }
.article-body-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 44px;
  border: 1px solid rgba(255, 255, 255, 0.6);
}
.article-content { font-size: 16px; line-height: 1.95; color: var(--text-main); }
.article-content p { margin-bottom: 22px; }
.article-content h2 {
  font-size: 22px;
  font-weight: 800;
  margin: 36px 0 16px;
  color: var(--brand);
  padding-left: 16px;
  border-left: 4px solid var(--accent);
}
.article-content h3 { font-size: 18px; font-weight: 700; margin: 26px 0 12px; color: var(--brand); }
.article-content img { border-radius: 12px; margin: 26px 0; box-shadow: var(--shadow-sm); }
.article-content ul, .article-content ol { margin: 18px 0; padding-left: 26px; }
.article-content li { margin-bottom: 8px; }
.article-content blockquote {
  border-left: 4px solid var(--accent);
  background: #f8f9fb;
  padding: 18px 22px;
  border-radius: 0 12px 12px 0;
  margin: 22px 0;
  color: var(--text-muted);
  font-style: italic;
}
.article-content a { color: var(--accent); text-decoration: underline; transition: var(--transition); }
.article-content a:hover { color: var(--brand); }
.article-content table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.article-content th, .article-content td { border: 1px solid var(--border); padding: 12px 16px; text-align: left; }
.article-content th { background: #f8f9fb; font-weight: 600; color: var(--brand); }

/* 文章标签 */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
}
.tag-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 999px;
  background: #f1f5f9;
  color: var(--text-muted);
  font-size: 13px;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid transparent;
}
.tag-item:hover { background: rgba(212, 168, 83, 0.1); color: var(--accent); border-color: rgba(212, 168, 83, 0.35); transform: translateY(-1px); }

/* 分享 */
.share-area {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.share-label { font-size: 13px; color: var(--text-muted); margin-right: 4px; }
.share-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f1f5f9;
  color: var(--text-muted);
  font-size: 15px;
  transition: var(--transition);
  text-decoration: none;
}
.share-btn:hover { background: var(--brand); color: #fff; transform: translateY(-3px); box-shadow: 0 6px 16px rgba(10, 26, 47, 0.2); }

/* 侧边栏 */
.sidebar-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 26px;
  margin-bottom: 22px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  transition: var(--transition);
}
.sidebar-card:hover { box-shadow: var(--shadow); }
.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}
.sidebar-title::before {
  content: '';
  width: 4px;
  height: 18px;
  border-radius: 2px;
  background: var(--accent);
  flex-shrink: 0;
}
.sidebar-list { list-style: none; }
.sidebar-list li { padding: 11px 0; border-bottom: 1px dashed var(--border); }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a {
  color: var(--text-main);
  font-size: 14px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-list a i { color: var(--accent); font-size: 11px; transition: var(--transition); }
.sidebar-list a:hover { color: var(--accent); padding-left: 6px; }
.sidebar-list a:hover i { transform: translateX(4px); }
.sidebar-mini-card {
  background: linear-gradient(135deg, var(--brand) 0%, #1a3a62 100%);
  border-radius: 14px;
  padding: 24px;
  color: #fff;
}
.sidebar-mini-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.sidebar-mini-card p { font-size: 13px; color: rgba(255, 255, 255, 0.7); margin-bottom: 16px; }

/* ===== 分享横幅 ===== */
.share-banner { padding: 48px 0 0; }
.share-banner-inner {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 30px 36px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid rgba(255, 255, 255, 0.5);
}
.share-banner-inner h2 { font-size: 20px; font-weight: 800; color: var(--brand); margin-bottom: 4px; }
.share-banner-inner p { font-size: 14px; color: var(--text-muted); }

/* ===== 推荐区 ===== */
.recommend-section { padding: 64px 0 0; }
.section-header { margin-bottom: 36px; }
.section-header .eyebrow {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-header .eyebrow::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.section-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--brand);
  line-height: 1.3;
}
.section-subtitle { color: var(--text-muted); font-size: 14px; margin-top: 8px; }
.recommend-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.recommend-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255, 255, 255, 0.5);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.recommend-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.recommend-card .cover-wrap { overflow: hidden; position: relative; height: 190px; }
.recommend-card .cover-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.recommend-card:hover .cover-wrap img { transform: scale(1.06); }
.recommend-card .cover-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 26, 47, 0.2) 100%);
}
.recommend-card-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.recommend-card-body .tag-mini {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  align-self: flex-start;
  padding: 3px 12px;
  border-radius: 999px;
  background: rgba(212, 168, 83, 0.12);
  color: #a8843a;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 10px;
}
.recommend-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 8px;
  transition: var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recommend-card:hover h3 { color: var(--accent); }
.recommend-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: auto;
}

/* ===== CTA ===== */
.cta-section { margin-top: 64px; padding: 80px 0; background: var(--bg-deep); color: #fff; position: relative; overflow: hidden; }
.cta-section::before {
  content: '';
  position: absolute;
  top: -80%;
  right: -10%;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: rgba(212, 168, 83, 0.08);
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -60%;
  left: -5%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(212, 168, 83, 0.05);
}
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 680px; margin: 0 auto; }
.cta-title { font-size: 32px; font-weight: 800; margin-bottom: 14px; }
.cta-desc { color: rgba(255, 255, 255, 0.7); font-size: 15px; max-width: 520px; margin: 0 auto 30px; line-height: 1.8; }
.cta-buttons { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ===== 内容未找到 ===== */
.not-found-section { padding: 120px 0; text-align: center; position: relative; }
.not-found-icon {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: rgba(10, 26, 47, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--text-muted);
  margin: 0 auto 28px;
  border: 2px dashed var(--border);
}
.not-found-section h1 { font-size: 30px; font-weight: 800; color: var(--brand); margin-bottom: 12px; }
.not-found-section p { color: var(--text-muted); font-size: 15px; margin-bottom: 28px; max-width: 420px; margin-left: auto; margin-right: auto; }

/* ===== Footer ===== */
.site-footer { background: #0a1524; color: #fff; position: relative; }
.footer-brand { font-size: 17px; font-weight: 800; color: #fff; display: flex; align-items: center; gap: 6px; }
.footer-title { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 14px; letter-spacing: 0.5px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: rgba(255, 255, 255, 0.6); font-size: 13px; transition: var(--transition); text-decoration: none; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-links i { color: rgba(255, 255, 255, 0.35); font-size: 12px; }

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 8px;
    right: 8px;
    background: #fff;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    border: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: 12px 18px; }
  .mobile-toggle { display: inline-flex; }
  .article-banner { padding: 150px 0 40px; }
  .article-title { font-size: 26px; }
  .article-body-card { padding: 28px; }
  .recommend-grid { grid-template-columns: 1fr; }
  .cta-title { font-size: 26px; width: 100%; }
  .share-banner-inner { padding: 24px; text-align: center; justify-content: center; }
}
@media (max-width: 520px) {
  .container-custom { padding: 0 16px; }
  .site-header { padding: 0 12px; }
  .nav-pill { padding: 10px 16px; gap: 10px; }
  .brand-name { font-size: 15px; }
  .article-title { font-size: 22px; }
  .article-body-card { padding: 20px; }
  .article-content { font-size: 15px; }
  .article-content h2 { font-size: 19px; }
  .article-meta { gap: 12px; font-size: 12px; }
  .cta-section { padding: 60px 0; }
  .cta-title { font-size: 24px; }
  .cta-buttons .btn-primary, .cta-buttons .btn-outline { width: 100%; }
  .section-title { font-size: 24px; }
  .recommend-card .cover-wrap { height: 160px; }
}

/* roulang page: category2 */
:root {
      --brand: #0f172a;
      --accent: #e3102f;
      --accent-soft: rgba(227, 16, 47, 0.08);
      --bg-light: #f8fafc;
      --text-dark: #1e293b;
      --text-muted: #64748b;
      --border-light: #e2e8f0;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
      background: #fff;
      color: var(--text-dark);
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      color: inherit;
      text-decoration: none;
    }

    button {
      font-family: inherit;
    }

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

    /* ===== Header & 胶囊导航 ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      padding: 14px 0;
      background: rgba(255, 255, 255, 0.82);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    }

    .nav-pill {
      position: relative;
      display: flex;
      align-items: center;
      gap: 18px;
      background: #ffffff;
      border: 1px solid rgba(226, 232, 240, 0.7);
      border-radius: 999px;
      padding: 8px 12px 8px 16px;
      box-shadow: 0 6px 24px rgba(15, 23, 42, 0.07);
    }

    .brand-name {
      font-size: 18px;
      font-weight: 800;
      color: var(--brand);
      letter-spacing: -0.01em;
      white-space: nowrap;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 6px;
      flex: 1;
      justify-content: center;
    }

    .nav-link {
      display: inline-block;
      padding: 8px 20px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      transition: all 0.22s ease;
      line-height: 1.4;
    }

    .nav-link:hover {
      color: var(--brand);
      background: #f3f4f6;
    }

    .nav-link.active {
      color: #fff;
      background: var(--brand);
      box-shadow: 0 4px 14px rgba(15, 23, 42, 0.3);
    }

    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 10px 22px;
      border-radius: 999px;
      background: linear-gradient(135deg, #e3102f 0%, #0f172a 130%);
      color: #fff;
      font-size: 14px;
      font-weight: 600;
      white-space: nowrap;
      border: none;
      cursor: pointer;
      transition: all 0.25s ease;
      box-shadow: 0 4px 14px rgba(227, 16, 47, 0.25);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(227, 16, 47, 0.32);
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 10px 22px;
      border-radius: 999px;
      border: 1px solid var(--border-light);
      background: #fff;
      color: var(--text-dark);
      font-size: 14px;
      font-weight: 600;
      transition: all 0.22s ease;
    }

    .btn-outline:hover {
      border-color: var(--brand);
      color: var(--brand);
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
    }

    .btn-outline-light {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 10px 22px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.35);
      background: rgba(255, 255, 255, 0.08);
      color: #fff;
      font-size: 14px;
      font-weight: 600;
      transition: all 0.22s ease;
    }

    .btn-outline-light:hover {
      background: rgba(255, 255, 255, 0.16);
      border-color: rgba(255, 255, 255, 0.6);
      transform: translateY(-2px);
    }

    .mobile-toggle {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      border: 1px solid var(--border-light);
      background: #fff;
      display: none;
      align-items: center;
      justify-content: center;
      color: var(--brand);
      font-size: 16px;
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .mobile-toggle:hover {
      background: #f8fafc;
      border-color: var(--brand);
    }

    /* ===== 板块通用 ===== */
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 999px;
      background: var(--accent-soft);
      color: var(--accent);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.02em;
    }

    .section-tag-dark {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.12);
      color: #fca5a5;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.02em;
      border: 1px solid rgba(255, 255, 255, 0.15);
    }

    .section-title {
      font-size: clamp(1.75rem, 3vw, 2.5rem);
      font-weight: 800;
      color: var(--text-dark);
      line-height: 1.25;
      margin-top: 12px;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 14px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.18);
      color: rgba(255, 255, 255, 0.9);
      font-size: 13px;
      font-weight: 600;
      backdrop-filter: blur(4px);
    }

    /* ===== 统计卡 ===== */
    .stat-card {
      background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
      border: 1px solid var(--border-light);
      border-radius: 20px;
      padding: 24px 20px;
      text-align: center;
      transition: all 0.25s ease;
      box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
      border-color: rgba(227, 16, 47, 0.25);
    }

    .stat-number {
      font-size: 32px;
      font-weight: 800;
      color: var(--brand);
      line-height: 1.2;
    }

    .stat-number em {
      font-style: normal;
      color: var(--accent);
      font-size: 20px;
      font-weight: 700;
      margin-left: 2px;
    }

    .stat-label {
      margin-top: 6px;
      color: var(--text-muted);
      font-size: 14px;
      font-weight: 500;
    }

    /* ===== 服务卡 ===== */
    .service-card {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 18px;
      padding: 26px 22px;
      transition: all 0.28s ease;
      position: relative;
      overflow: hidden;
      height: 100%;
    }

    .service-card:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.2);
      transform: translateY(-6px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
    }

    .service-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: linear-gradient(135deg, var(--accent), var(--brand));
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 20px;
      margin-bottom: 18px;
      box-shadow: 0 6px 18px rgba(227, 16, 47, 0.3);
    }

    /* ===== 流程步骤 ===== */
    .step-card {
      background: #fff;
      border: 1px solid var(--border-light);
      border-radius: 18px;
      padding: 28px 22px;
      position: relative;
      transition: all 0.3s ease;
      box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
      height: 100%;
    }

    .step-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 32px rgba(15, 23, 42, 0.09);
    }

    .step-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--accent);
      color: #fff;
      font-weight: 800;
      font-size: 15px;
      margin-bottom: 18px;
      box-shadow: 0 6px 16px rgba(227, 16, 47, 0.35);
    }

    /* ===== 内容卡 ===== */
    .content-card {
      background: #fff;
      border-radius: 20px;
      overflow: hidden;
      border: 1px solid var(--border-light);
      transition: all 0.3s ease;
      box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .content-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 16px 40px rgba(15, 23, 42, 0.1);
      border-color: transparent;
    }

    .content-card .card-cover {
      position: relative;
      overflow: hidden;
      height: 220px;
      flex-shrink: 0;
    }

    .content-card .card-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

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

    /* ===== FAQ ===== */
    .faq-item {
      background: #fff;
      border: 1px solid var(--border-light);
      border-radius: 16px;
      overflow: hidden;
      transition: all 0.25s ease;
    }

    .faq-item.open {
      border-color: rgba(227, 16, 47, 0.25);
      box-shadow: 0 10px 30px rgba(15, 23, 42, 0.07);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 22px;
      background: transparent;
      border: none;
      font-size: 15px;
      font-weight: 600;
      color: var(--text-dark);
      cursor: pointer;
      text-align: left;
    }

    .faq-icon {
      flex-shrink: 0;
      width: 30px;
      height: 30px;
      border-radius: 50%;
      background: var(--accent-soft);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      transition: transform 0.3s ease, background 0.3s ease;
    }

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

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease;
      padding: 0 22px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .faq-item.open .faq-answer {
      max-height: 600px;
      padding: 0 22px 18px;
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: #0b1120;
      color: rgba(255, 255, 255, 0.7);
    }

    .footer-brand {
      font-size: 20px;
      font-weight: 800;
      color: #fff;
    }

    .footer-title {
      color: #fff;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.6);
      font-size: 14px;
      transition: all 0.2s ease;
    }

    .footer-links a:hover {
      color: #fff;
      padding-left: 4px;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 12px);
        left: 0;
        right: 0;
        background: #fff;
        border-radius: 18px;
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        box-shadow: 0 16px 40px rgba(15, 23, 42, 0.14);
        border: 1px solid rgba(226, 232, 240, 0.7);
      }

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

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

      .section-title {
        font-size: 26px;
      }
    }

    @media (max-width: 520px) {
      .brand-name {
        font-size: 15px;
      }

      .nav-pill {
        padding-left: 12px;
        gap: 10px;
      }

      .nav-link {
        font-size: 15px;
        padding: 10px 16px;
      }

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

      .btn-primary,
      .btn-outline,
      .btn-outline-light {
        font-size: 13px;
        padding: 9px 16px;
      }
    }