/* roulang page: index */
:root {
      --primary: #185ADB;
      --primary-dark: #0A369D;
      --primary-light: #EBF2FE;
      --accent: #0A84FF;
      --accent-cyan: #00B4D8;
      --bg-main: #F8FAFC;
      --bg-alt: #F1F5F9;
      --surface: #FFFFFF;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-soft: #64748B;
      --border-color: #E2E8F0;
      --shadow-sm: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
      --shadow-hover: 0 12px 28px -4px rgba(24, 90, 219, 0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --transition: all 0.28s ease-in-out;
    }

    /* Reset & Base */
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    a:hover {
      color: var(--primary);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    /* Container Utility */
    .site-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .section-spacing {
      padding: 80px 0;
    }
    .section-spacing-sm {
      padding: 56px 0;
    }
    .section-alt {
      background-color: var(--bg-alt);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    /* Typography */
    .section-head {
      margin-bottom: 48px;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-soft);
      max-width: 760px;
      line-height: 1.7;
    }

    /* Header Nav */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }
    .header-nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .logo-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .logo-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
      margin: 0;
    }
    .nav-link {
      font-size: 0.96rem;
      font-weight: 500;
      color: var(--text-muted);
      position: relative;
      padding: 6px 2px;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    /* Buttons */
    .btn-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 0.95rem;
      font-weight: 600;
      padding: 11px 22px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #FFFFFF !important;
      box-shadow: 0 4px 14px rgba(24, 90, 219, 0.25);
    }
    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(24, 90, 219, 0.35);
    }
    .btn-outline {
      background-color: #FFFFFF;
      color: var(--primary) !important;
      border-color: var(--border-color);
    }
    .btn-outline:hover {
      border-color: var(--primary);
      background-color: var(--primary-light);
    }

    /* Badges */
    .badge-tag {
      display: inline-flex;
      align-items: center;
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 0.78rem;
      font-weight: 600;
      line-height: 1.2;
    }
    .badge-blue {
      background: var(--primary-light);
      color: var(--primary);
    }
    .badge-cyan {
      background: #E0F7FA;
      color: #00838F;
    }
    .badge-green {
      background: #E8F5E9;
      color: #2E7D32;
    }

    /* Cards Base */
    .custom-card {
      background: var(--surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      overflow: hidden;
    }
    .custom-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
      border-color: rgba(24, 90, 219, 0.3);
    }

    /* Section 1: Hero Assessment */
    .hero-wrapper {
      background: linear-gradient(180deg, #F8FAFC 0%, #EDF2F7 100%);
      padding: 70px 0 90px;
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }
    .hero-h1 {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 18px;
    }
    .hero-p {
      font-size: 1.05rem;
      color: var(--text-soft);
      line-height: 1.75;
      margin-bottom: 28px;
    }
    .hero-quiz-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
      box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    }
    .quiz-question-row {
      margin-bottom: 20px;
    }
    .quiz-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .quiz-pill-group {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .quiz-pill {
      font-size: 0.85rem;
      padding: 7px 14px;
      border-radius: 20px;
      background: var(--bg-alt);
      border: 1px solid var(--border-color);
      cursor: pointer;
      color: var(--text-muted);
      transition: var(--transition);
    }
    .quiz-pill.active, .quiz-pill:hover {
      background: var(--primary-light);
      border-color: var(--primary);
      color: var(--primary);
      font-weight: 600;
    }
    .quiz-result-preview {
      background: var(--bg-main);
      border: 1px dashed #CBD5E1;
      border-radius: var(--radius-sm);
      padding: 16px;
      margin-top: 18px;
      margin-bottom: 20px;
    }

    /* Section 2: Pain Points */
    .pain-card {
      padding: 24px;
      height: 100%;
      border-left: 4px solid var(--primary);
    }
    .pain-num {
      font-size: 1.2rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 8px;
    }

    /* Section 3: Categories Matrix */
    .cat-matrix-card {
      padding: 24px;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .cat-img-box {
      border-radius: var(--radius-sm);
      overflow: hidden;
      margin-bottom: 16px;
      height: 160px;
    }
    .cat-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .cat-matrix-card:hover .cat-img-box img {
      transform: scale(1.05);
    }

    /* Section 4: Engine Tech Solution */
    .tech-feature-card {
      padding: 28px;
      background: #FFFFFF;
      height: 100%;
    }
    .tech-icon-circle {
      width: 50px;
      height: 50px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      margin-bottom: 18px;
    }

    /* Section 5: Dual Network & Acceleration */
    .network-meter-box {
      background: #FFFFFF;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
    }
    .node-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 0;
      border-bottom: 1px solid #F1F5F9;
    }
    .node-item:last-child {
      border-bottom: none;
    }

    /* Section 6: Scenarios */
    .scene-box {
      display: flex;
      flex-direction: column;
      height: 100%;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
    }
    .scene-img-holder {
      height: 220px;
      overflow: hidden;
    }
    .scene-img-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .scene-content {
      padding: 24px;
      flex-grow: 1;
    }

    /* Section 7: Player Demo Mockup */
    .player-console {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
    }
    .player-screen-sim {
      background: #0F172A;
      border-radius: var(--radius-sm);
      height: 380px;
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFFFFF;
    }
    .player-screen-sim img {
      position: absolute;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.75;
    }
    .player-ctrl-bar {
      margin-top: 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      padding-top: 14px;
      border-top: 1px solid var(--border-color);
    }

    /* Section 8: Reader UI & Screen */
    .reader-carousel-stage {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .manga-strip-preview {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 16px;
    }
    .strip-frame {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      overflow: hidden;
      background: #F8FAFC;
    }

    /* Section 9: Featured Showcase */
    .poster-grid-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .poster-ratio {
      aspect-ratio: 2/3;
      overflow: hidden;
      position: relative;
    }
    .poster-ratio img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .poster-grid-card:hover .poster-ratio img {
      transform: scale(1.06);
    }
    .poster-badge-abs {
      position: absolute;
      top: 10px;
      left: 10px;
      z-index: 2;
    }
    .poster-info {
      padding: 14px 12px;
    }
    .poster-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      margin-bottom: 4px;
    }

    /* Section 10: Release Calendar */
    .schedule-tab-nav {
      display: flex;
      border-bottom: 2px solid var(--border-color);
      margin-bottom: 24px;
      overflow-x: auto;
    }
    .sched-day-btn {
      padding: 10px 22px;
      font-weight: 700;
      cursor: pointer;
      color: var(--text-soft);
      border-bottom: 2px solid transparent;
      margin-bottom: -2px;
      white-space: nowrap;
    }
    .sched-day-btn.active {
      color: var(--primary);
      border-bottom-color: var(--primary);
    }
    .sched-item-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 18px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-bottom: 10px;
    }

    /* Section 11: Stats Metrics */
    .stat-counter-block {
      text-align: center;
      padding: 30px 20px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
    }
    .stat-val {
      font-size: 2.4rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
    }

    /* Section 12: Pricing Plans */
    .pricing-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px 28px;
      position: relative;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .pricing-card.featured {
      border: 2px solid var(--primary);
      box-shadow: 0 10px 30px rgba(24, 90, 219, 0.12);
    }
    .popular-tag {
      position: absolute;
      top: -12px;
      right: 24px;
      background: var(--primary);
      color: #FFFFFF;
      font-size: 0.78rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
    }
    .price-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      margin: 16px 0;
    }
    .price-features {
      list-style: none;
      margin: 20px 0;
      flex-grow: 1;
    }
    .price-features li {
      padding: 8px 0;
      font-size: 0.9rem;
      display: flex;
      align-items: center;
      gap: 8px;
      color: var(--text-muted);
    }

    /* Section 13: Testimonials Wall */
    .review-bubble-card {
      padding: 24px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      height: 100%;
    }
    .review-user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .user-avatar-circle {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--bg-alt);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-weight: 700;
    }

    /* Section 14: Community Insights */
    .comm-box {
      padding: 28px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
    }

    /* Section 15: Articles & News */
    .news-list-card {
      display: flex;
      gap: 20px;
      padding: 20px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      align-items: center;
    }
    .news-thumb {
      width: 150px;
      height: 100px;
      flex-shrink: 0;
      border-radius: var(--radius-sm);
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* Section 16: FAQ Accordion */
    .faq-block-wrap {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      padding: 20px 24px;
    }
    .faq-q {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 10px;
    }
    .faq-q i {
      color: var(--primary);
    }
    .faq-a {
      font-size: 0.95rem;
      color: var(--text-soft);
      line-height: 1.7;
    }

    /* Section 17: Security Badges */
    .security-badge-card {
      text-align: center;
      padding: 24px 16px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
    }
    .sec-icon {
      font-size: 2rem;
      color: var(--primary);
      margin-bottom: 12px;
    }

    /* Section 18: Conversion CTA Box */
    .cta-banner-card {
      background: linear-gradient(135deg, #185ADB 0%, #0A84FF 100%);
      border-radius: var(--radius-lg);
      padding: 60px 40px;
      text-align: center;
      color: #FFFFFF;
      box-shadow: 0 16px 36px rgba(24, 90, 219, 0.25);
    }
    .cta-banner-card h2 {
      font-size: 2.2rem;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 16px;
    }
    .cta-banner-card p {
      font-size: 1.1rem;
      color: rgba(255, 255, 255, 0.9);
      max-width: 680px;
      margin: 0 auto 30px;
    }

    /* Footer */
    .site-footer {
      background: #F1F5F9;
      border-top: 1px solid #CBD5E1;
      padding: 60px 0 30px;
      color: var(--text-soft);
      font-size: 0.92rem;
    }
    .footer-col-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-bottom {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid #E2E8F0;
      text-align: center;
      font-size: 0.85rem;
    }

    /* Mobile Bottom Tab Navigation */
    .mobile-tab-bar {
      display: none;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      height: 60px;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(10px);
      border-top: 1px solid var(--border-color);
      box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
      z-index: 1000;
      justify-content: space-around;
      align-items: center;
    }
    .mobile-tab-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      font-size: 0.72rem;
      font-weight: 500;
      color: var(--text-soft);
      gap: 3px;
    }
    .mobile-tab-item i {
      font-size: 1.15rem;
    }
    .mobile-tab-item.active {
      color: var(--primary);
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .hero-h1 {
        font-size: 2.1rem;
      }
    }
    @media (max-width: 768px) {
      .section-spacing {
        padding: 48px 0;
      }
      .nav-links, .header-cta {
        display: none;
      }
      .mobile-tab-bar {
        display: flex;
      }
      body {
        padding-bottom: 60px;
      }
      .hero-h1 {
        font-size: 1.75rem;
      }
      .section-title {
        font-size: 1.5rem;
      }
      .news-list-card {
        flex-direction: column;
        align-items: flex-start;
      }
      .news-thumb {
        width: 100%;
        height: 160px;
      }
      .cta-banner-card {
        padding: 40px 20px;
      }
    }

/* roulang page: category1 */
:root {
        --primary: #185ADB;
        --primary-dark: #0A369D;
        --primary-light: #EBF2FE;
        --accent: #0A84FF;
        --accent-cyan: #00B4D8;
        --bg-main: #F8FAFC;
        --bg-alt: #F1F5F9;
        --surface: #FFFFFF;
        --text-main: #0F172A;
        --text-muted: #334155;
        --text-soft: #64748B;
        --border-color: #E2E8F0;
        --shadow-sm: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
        --shadow-hover: 0 12px 28px -4px rgba(24, 90, 219, 0.12);
        --radius-sm: 6px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --transition: all 0.28s ease-in-out;
    }
    body {
        background-color: var(--bg-main);
        color: var(--text-muted);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        line-height: 1.65;
        -webkit-font-smoothing: antialiased;
        padding-bottom: 70px;
    }
    @media print, screen and (min-width: 40em) {
        body { padding-bottom: 0; }
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition);
    }
    a:hover {
        color: var(--primary);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .site-container {
        max-width: 1240px;
        margin: 0 auto;
        padding: 0 20px;
    }
    .section-spacing {
        padding: 64px 0;
    }
    .section-alt {
        background-color: var(--bg-alt);
        border-top: 1px solid var(--border-color);
        border-bottom: 1px solid var(--border-color);
    }
    .site-header {
        position: sticky;
        top: 0;
        z-index: 999;
        background: rgba(255, 255, 255, 0.94);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }
    .header-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
    }
    .logo-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.35rem;
        font-weight: 800;
        color: var(--primary);
        letter-spacing: -0.5px;
    }
    .logo-icon {
        width: 38px;
        height: 38px;
        background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
        border-radius: var(--radius-sm);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.1rem;
    }
    .nav-links {
        display: flex;
        align-items: center;
        list-style: none;
        gap: 28px;
        margin: 0;
    }
    .nav-link {
        font-size: 0.96rem;
        font-weight: 500;
        color: var(--text-muted);
        position: relative;
        padding: 6px 2px;
    }
    .nav-link:hover, .nav-link.active {
        color: var(--primary);
    }
    .nav-link.active::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        right: 0;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
    }
    .nav-actions {
        display: flex;
        align-items: center;
        gap: 16px;
    }
    .btn-custom {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        font-size: 0.92rem;
        font-weight: 600;
        padding: 10px 20px;
        border-radius: var(--radius-sm);
        transition: var(--transition);
        cursor: pointer;
        border: 1px solid transparent;
    }
    .btn-primary {
        background-color: var(--primary);
        color: #FFFFFF !important;
        box-shadow: 0 4px 14px rgba(24, 90, 219, 0.25);
    }
    .btn-primary:hover {
        background-color: var(--primary-dark);
        transform: translateY(-1px);
        box-shadow: 0 6px 18px rgba(24, 90, 219, 0.35);
    }
    .btn-outline {
        background-color: #FFFFFF;
        color: var(--primary) !important;
        border-color: var(--border-color);
    }
    .btn-outline:hover {
        border-color: var(--primary);
        background-color: var(--primary-light);
    }
    .custom-card {
        background: var(--surface);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
        overflow: hidden;
    }
    .custom-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
        border-color: rgba(24, 90, 219, 0.3);
    }
    .badge-tag {
        display: inline-flex;
        align-items: center;
        padding: 4px 10px;
        border-radius: 4px;
        font-size: 0.78rem;
        font-weight: 600;
        line-height: 1.2;
    }
    .badge-blue { background: var(--primary-light); color: var(--primary); }
    .badge-cyan { background: #E0F7FA; color: #00838F; }
    .badge-green { background: #E8F5E9; color: #2E7D32; }
    .badge-gray { background: #F1F5F9; color: #475569; }

    /* Category Specific Styles */
    .cat-header-hero {
        background: linear-gradient(180deg, #FFFFFF 0%, #F1F5F9 100%);
        border-bottom: 1px solid var(--border-color);
        padding: 36px 0 42px;
    }
    .breadcrumb-row {
        font-size: 0.88rem;
        color: var(--text-soft);
        margin-bottom: 16px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .cat-title-h1 {
        font-size: 2.2rem;
        font-weight: 800;
        color: var(--text-main);
        letter-spacing: -0.5px;
        margin-bottom: 12px;
    }
    .cat-subline {
        font-size: 1.05rem;
        color: var(--text-soft);
        max-width: 820px;
        margin-bottom: 20px;
    }
    .cat-meta-strip {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 16px;
        font-size: 0.88rem;
    }

    /* Filter Matrix */
    .filter-matrix-box {
        background: var(--surface);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px;
        margin-bottom: 36px;
        box-shadow: var(--shadow-sm);
    }
    .filter-row {
        display: flex;
        align-items: center;
        padding: 10px 0;
        border-bottom: 1px dashed var(--border-color);
    }
    .filter-row:last-child {
        border-bottom: none;
        padding-bottom: 2px;
    }
    .filter-label {
        width: 86px;
        font-weight: 700;
        font-size: 0.88rem;
        color: var(--text-main);
        flex-shrink: 0;
    }
    .filter-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .filter-pill {
        font-size: 0.84rem;
        padding: 4px 14px;
        border-radius: 20px;
        color: var(--text-muted);
        border: 1px solid transparent;
        background: var(--bg-alt);
        cursor: pointer;
        transition: var(--transition);
    }
    .filter-pill:hover {
        background: var(--primary-light);
        color: var(--primary);
    }
    .filter-pill.active {
        background: var(--primary);
        color: #FFFFFF;
        font-weight: 600;
    }

    /* Featured Cards (Section 3) */
    .featured-manga-card {
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        overflow: hidden;
        display: flex;
        flex-direction: column;
        height: 100%;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }
    .featured-manga-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
        border-color: rgba(24, 90, 219, 0.4);
    }
    @media print, screen and (min-width: 40em) {
        .featured-manga-card {
            flex-direction: row;
        }
        .featured-manga-img {
            width: 42%;
            flex-shrink: 0;
        }
        .featured-manga-content {
            width: 58%;
        }
    }
    .featured-manga-img {
        position: relative;
        overflow: hidden;
        min-height: 240px;
    }
    .featured-manga-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .featured-manga-card:hover .featured-manga-img img {
        transform: scale(1.04);
    }
    .featured-manga-content {
        padding: 26px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    /* Grid Items */
    .manga-grid-card {
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        overflow: hidden;
        margin-bottom: 24px;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
        display: flex;
        flex-direction: column;
        height: calc(100% - 24px);
    }
    .manga-grid-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
        border-color: rgba(24, 90, 219, 0.35);
    }
    .manga-poster-box {
        position: relative;
        aspect-ratio: 3/4;
        overflow: hidden;
        background: #E2E8F0;
    }
    .manga-poster-box img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.35s ease;
    }
    .manga-grid-card:hover .manga-poster-box img {
        transform: scale(1.05);
    }
    .manga-poster-badges {
        position: absolute;
        top: 10px;
        left: 10px;
        display: flex;
        flex-direction: column;
        gap: 4px;
        z-index: 2;
    }
    .manga-poster-status {
        position: absolute;
        bottom: 8px;
        right: 8px;
        background: rgba(15, 23, 42, 0.78);
        color: #FFFFFF;
        font-size: 0.74rem;
        padding: 3px 8px;
        border-radius: 4px;
        backdrop-filter: blur(4px);
    }
    .manga-info-box {
        padding: 16px;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
        justify-content: space-between;
    }
    .manga-title {
        font-size: 0.98rem;
        font-weight: 700;
        color: var(--text-main);
        line-height: 1.4;
        margin-bottom: 6px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        height: 2.8em;
    }
    .manga-meta-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 0.8rem;
        color: var(--text-soft);
        margin-top: 10px;
    }

    /* Pagination */
    .pagination-wrapper {
        display: flex;
        justify-content: center;
        align-items: center;
        margin: 36px 0 10px;
        gap: 8px;
    }
    .page-btn {
        min-width: 40px;
        height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 8px;
        font-weight: 600;
        font-size: 0.9rem;
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        color: var(--text-muted);
        transition: var(--transition);
    }
    .page-btn:hover {
        background: var(--primary-light);
        color: var(--primary);
        border-color: var(--primary);
    }
    .page-btn.active {
        background: var(--primary);
        color: #FFFFFF;
        border-color: var(--primary);
    }

    /* Curated Thematic Banner Cards (Section 6) */
    .collection-banner {
        position: relative;
        border-radius: var(--radius-md);
        overflow: hidden;
        height: 220px;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
        margin-bottom: 24px;
    }
    .collection-banner:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-hover);
    }
    .collection-banner img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .collection-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(15,23,42,0.15) 0%, rgba(15,23,42,0.85) 100%);
        padding: 24px;
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        color: #FFFFFF;
    }
    .collection-title {
        font-size: 1.25rem;
        font-weight: 700;
        margin-bottom: 6px;
        color: #FFFFFF;
    }
    .collection-desc {
        font-size: 0.85rem;
        color: rgba(255,255,255,0.85);
        line-height: 1.5;
    }

    /* Guide Section (Section 7) */
    .guide-card {
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 32px;
        height: 100%;
        box-shadow: var(--shadow-sm);
    }
    .guide-item {
        margin-bottom: 20px;
        padding-left: 20px;
        border-left: 3px solid var(--primary);
    }

    /* FAQ Box (Section 8) */
    .faq-compact-card {
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 22px;
        margin-bottom: 20px;
        box-shadow: var(--shadow-sm);
    }
    .faq-q {
        font-weight: 700;
        font-size: 1rem;
        color: var(--text-main);
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
    }
    .faq-a {
        font-size: 0.92rem;
        color: var(--text-soft);
        line-height: 1.7;
    }

    /* Inter-category Explore Strip (Section 9) */
    .inter-cat-strip {
        background: #FFFFFF;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
    }
    .inter-cat-pills {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }
    .inter-cat-pill {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--bg-alt);
        padding: 8px 18px;
        border-radius: 30px;
        font-size: 0.88rem;
        font-weight: 600;
        color: var(--text-muted);
        border: 1px solid var(--border-color);
    }
    .inter-cat-pill:hover {
        background: var(--primary-light);
        border-color: var(--primary);
        color: var(--primary);
    }

    /* Mobile Bottom Tab Navigation */
    .mobile-tab-nav {
        display: none;
    }
    @media print, screen and (max-width: 39.99875em) {
        .nav-links, .nav-actions { display: none; }
        .mobile-tab-nav {
            display: flex;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: #FFFFFF;
            border-top: 1px solid var(--border-color);
            box-shadow: 0 -3px 12px rgba(15, 23, 42, 0.08);
            z-index: 1000;
            justify-content: space-around;
            align-items: center;
        }
        .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-size: 0.74rem;
            color: var(--text-soft);
            width: 20%;
            height: 100%;
        }
        .tab-item i {
            font-size: 1.15rem;
            margin-bottom: 3px;
        }
        .tab-item.active {
            color: var(--primary);
            font-weight: 700;
        }
    }

    /* Footer Styles */
    .site-footer {
        background-color: var(--bg-alt);
        border-top: 1px solid var(--border-color);
        padding: 64px 0 32px;
        color: var(--text-soft);
    }
    .footer-col {
        margin-bottom: 32px;
    }
    .footer-brand-title {
        font-size: 1.3rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: 14px;
        letter-spacing: -0.5px;
    }
    .footer-heading {
        font-size: 1rem;
        font-weight: 700;
        color: var(--text-main);
        margin-bottom: 18px;
    }
    .footer-link-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .footer-link-list li {
        margin-bottom: 10px;
    }
    .footer-link-list a {
        font-size: 0.88rem;
        color: var(--text-muted);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .footer-link-list a:hover {
        color: var(--primary);
        transform: translateX(3px);
    }
    .status-indicator-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background-color: #10B981;
        display: inline-block;
        margin-right: 6px;
        box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
    }
    .footer-bottom {
        padding-top: 24px;
        margin-top: 24px;
        border-top: 1px solid var(--border-color);
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        font-size: 0.85rem;
    }

/* roulang page: category2 */
:root {
      --primary: #185ADB;
      --primary-dark: #0A369D;
      --primary-light: #EBF2FE;
      --accent: #0A84FF;
      --accent-cyan: #00B4D8;
      --bg-main: #F8FAFC;
      --bg-alt: #F1F5F9;
      --surface: #FFFFFF;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-soft: #64748B;
      --border-color: #E2E8F0;
      --shadow-sm: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
      --shadow-hover: 0 12px 28px -4px rgba(24, 90, 219, 0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --transition: all 0.28s ease-in-out;
    }

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

    body {
      background-color: var(--bg-main);
      color: var(--text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      padding-bottom: 70px;
    }

    @media (min-width: 1024px) {
      body {
        padding-bottom: 0;
      }
    }

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

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

    .site-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .section-spacing {
      padding: 72px 0;
    }

    .section-spacing-sm {
      padding: 44px 0;
    }

    .section-alt {
      background-color: var(--bg-alt);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }

    .header-nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .logo-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }

    .logo-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
    }

    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
      margin: 0;
    }

    .nav-link {
      font-size: 0.96rem;
      font-weight: 500;
      color: var(--text-muted);
      position: relative;
      padding: 6px 2px;
    }

    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }

    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }

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

    .btn-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 0.95rem;
      font-weight: 600;
      padding: 11px 22px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
      line-height: 1;
    }

    .btn-primary {
      background-color: var(--primary);
      color: #FFFFFF !important;
      box-shadow: 0 4px 14px rgba(24, 90, 219, 0.25);
    }

    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(24, 90, 219, 0.35);
    }

    .btn-outline {
      background-color: #FFFFFF;
      color: var(--primary) !important;
      border-color: var(--border-color);
    }

    .btn-outline:hover {
      border-color: var(--primary);
      background-color: var(--primary-light);
    }

    /* 移动端底部 Tab 栏 */
    .mobile-tab-bar {
      display: none;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      height: 62px;
      background: #FFFFFF;
      border-top: 1px solid var(--border-color);
      box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.05);
      z-index: 1000;
    }

    .mobile-tab-container {
      display: flex;
      height: 100%;
      align-items: center;
      justify-content: space-around;
    }

    .tab-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      color: var(--text-soft);
      gap: 3px;
      flex: 1;
    }

    .tab-item i {
      font-size: 1.15rem;
    }

    .tab-item.active {
      color: var(--primary);
      font-weight: 700;
    }

    @media (max-width: 860px) {
      .nav-links, .nav-actions {
        display: none;
      }
      .mobile-tab-bar {
        display: block;
      }
    }

    /* 徽章与标签 */
    .badge-tag {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 4px 9px;
      border-radius: 4px;
      font-size: 0.76rem;
      font-weight: 600;
      line-height: 1.2;
    }

    .badge-blue { background: var(--primary-light); color: var(--primary); }
    .badge-cyan { background: #E0F7FA; color: #00838F; }
    .badge-green { background: #E8F5E9; color: #2E7D32; }
    .badge-gray { background: var(--bg-alt); color: var(--text-soft); border: 1px solid var(--border-color); }

    /* 板块一：分类专属标题区 */
    .category-hero {
      background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-alt) 100%);
      padding: 42px 0 36px;
      border-bottom: 1px solid var(--border-color);
    }

    .breadcrumb-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.88rem;
      color: var(--text-soft);
      margin-bottom: 16px;
    }

    .category-header-flex {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }

    .category-h1 {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 10px;
      letter-spacing: -0.5px;
    }

    .category-subtitle {
      font-size: 1.02rem;
      color: var(--text-soft);
      max-width: 680px;
      line-height: 1.65;
    }

    .category-meta-stat {
      display: flex;
      align-items: center;
      gap: 16px;
      background: #FFFFFF;
      padding: 12px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .stat-pill-item {
      text-align: right;
    }

    .stat-pill-value {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
    }

    .stat-pill-label {
      font-size: 0.78rem;
      color: var(--text-soft);
    }

    /* 板块二：矩阵筛选器 */
    .filter-panel {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 36px;
    }

    .filter-row {
      display: flex;
      align-items: center;
      padding: 8px 0;
      border-bottom: 1px dashed var(--border-color);
    }

    .filter-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }

    .filter-row:first-child {
      padding-top: 0;
    }

    .filter-label {
      width: 86px;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
      flex-shrink: 0;
    }

    .filter-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .filter-pill {
      font-size: 0.84rem;
      padding: 4px 14px;
      border-radius: 20px;
      background: var(--bg-main);
      color: var(--text-muted);
      border: 1px solid var(--border-color);
      cursor: pointer;
      transition: var(--transition);
      user-select: none;
    }

    .filter-pill:hover {
      border-color: var(--primary);
      color: var(--primary);
    }

    .filter-pill.active {
      background: var(--primary);
      color: #FFFFFF;
      border-color: var(--primary);
      font-weight: 600;
      box-shadow: 0 2px 8px rgba(24, 90, 219, 0.2);
    }

    /* 板块三：本品类核心置顶精选（横向大卡片） */
    .featured-spotlight-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      margin-bottom: 48px;
      transition: var(--transition);
    }

    .featured-spotlight-card:hover {
      box-shadow: var(--shadow-hover);
      border-color: rgba(24, 90, 219, 0.25);
    }

    .spotlight-media-wrap {
      position: relative;
      height: 100%;
      min-height: 310px;
      overflow: hidden;
      background: #000;
    }

    .spotlight-media-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .featured-spotlight-card:hover .spotlight-media-wrap img {
      transform: scale(1.03);
    }

    .spotlight-overlay-badge {
      position: absolute;
      top: 16px;
      left: 16px;
      z-index: 2;
    }

    .spotlight-content {
      padding: 36px 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      height: 100%;
    }

    .spotlight-title {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
      line-height: 1.3;
    }

    .spotlight-synopsis {
      font-size: 0.98rem;
      color: var(--text-soft);
      line-height: 1.75;
      margin-bottom: 20px;
    }

    .spotlight-specs-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-bottom: 24px;
      padding: 14px;
      background: var(--bg-alt);
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
    }

    .spec-item {
      font-size: 0.82rem;
    }

    .spec-item span {
      color: var(--text-soft);
      display: block;
      margin-bottom: 2px;
    }

    .spec-item strong {
      color: var(--text-main);
      font-weight: 700;
    }

    /* 板块四：作品网格列表 */
    .video-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
      margin-bottom: 40px;
    }

    @media (max-width: 1024px) {
      .video-grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    @media (max-width: 768px) {
      .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
      }
    }

    .video-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .video-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(24, 90, 219, 0.3);
    }

    .video-thumb-holder {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #E2E8F0;
    }

    .video-thumb-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .video-card:hover .video-thumb-holder img {
      transform: scale(1.05);
    }

    .video-floating-badge {
      position: absolute;
      top: 8px;
      left: 8px;
      z-index: 2;
      font-size: 0.72rem;
      padding: 3px 8px;
      border-radius: 3px;
      background: rgba(15, 23, 42, 0.75);
      color: #FFFFFF;
      backdrop-filter: blur(4px);
      font-weight: 600;
    }

    .video-duration-badge {
      position: absolute;
      bottom: 8px;
      right: 8px;
      font-size: 0.72rem;
      padding: 2px 6px;
      border-radius: 3px;
      background: rgba(0, 0, 0, 0.78);
      color: #FFFFFF;
      font-weight: 600;
    }

    .video-info-box {
      padding: 16px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .video-card-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .video-card-desc {
      font-size: 0.82rem;
      color: var(--text-soft);
      line-height: 1.55;
      margin-bottom: 12px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .video-card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.78rem;
      color: var(--text-soft);
      border-top: 1px solid var(--border-color);
      padding-top: 10px;
    }

    /* 板块五：分页控制区 */
    .pagination-wrapper {
      display: flex;
      justify-content: center;
      margin-bottom: 60px;
    }

    .custom-pagination {
      display: flex;
      list-style: none;
      gap: 8px;
      margin: 0;
      align-items: center;
    }

    .page-node {
      width: 40px;
      height: 40px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-sm);
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-muted);
      transition: var(--transition);
      cursor: pointer;
    }

    .page-node:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
    }

    .page-node.current {
      background: var(--primary);
      color: #FFFFFF;
      border-color: var(--primary);
      box-shadow: 0 3px 10px rgba(24, 90, 219, 0.25);
    }

    .page-node.page-prev, .page-node.page-next {
      width: auto;
      padding: 0 16px;
    }

    /* 板块六：专属专题合辑 */
    .collection-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-bottom: 64px;
    }

    @media (max-width: 860px) {
      .collection-row {
        grid-template-columns: 1fr;
      }
    }

    .collection-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      min-height: 220px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 24px;
      background-size: cover;
      background-position: center;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .collection-card::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.15) 0%, rgba(15, 23, 42, 0.88) 100%);
      z-index: 1;
      transition: var(--transition);
    }

    .collection-card:hover::before {
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.1) 0%, rgba(15, 23, 42, 0.94) 100%);
    }

    .collection-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
    }

    .collection-content {
      position: relative;
      z-index: 2;
      color: #FFFFFF;
    }

    .collection-tag {
      font-size: 0.75rem;
      background: rgba(255, 255, 255, 0.22);
      padding: 3px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 8px;
      backdrop-filter: blur(4px);
    }

    .collection-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 6px;
    }

    .collection-desc {
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.82);
      line-height: 1.5;
    }

    /* 板块七：品类深度赏析与观影指南 */
    .guide-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 64px;
    }

    .guide-box-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

    @media (max-width: 860px) {
      .guide-box-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .guide-box {
        padding: 24px;
      }
    }

    .guide-col-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .guide-col-title i {
      color: var(--primary);
    }

    .guide-article-p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 14px;
    }

    .guide-checklist {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .guide-checklist li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 12px;
      line-height: 1.6;
    }

    .guide-checklist li i {
      color: var(--primary);
      margin-top: 4px;
      flex-shrink: 0;
    }

    /* 板块八：专属 FAQ */
    .category-faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 64px;
    }

    @media (max-width: 860px) {
      .category-faq-grid {
        grid-template-columns: 1fr;
      }
    }

    .faq-compact-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
    }

    .faq-q-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .faq-q-title i {
      color: var(--primary);
      font-size: 0.9rem;
    }

    .faq-a-desc {
      font-size: 0.88rem;
      color: var(--text-soft);
      line-height: 1.7;
    }

    /* 板块九：关联导航条 */
    .cross-category-bar {
      background: var(--bg-alt);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 30px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 40px;
    }

    .cross-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .cross-links-group {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .cross-badge-link {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.84rem;
      font-weight: 600;
      color: var(--text-muted);
      transition: var(--transition);
    }

    .cross-badge-link:hover {
      background: var(--primary-light);
      color: var(--primary);
      border-color: var(--primary);
    }

    /* 页脚 */
    .site-footer {
      background-color: var(--bg-alt);
      border-top: 1px solid var(--border-color);
      padding: 64px 0 32px;
      margin-top: 40px;
    }

    .footer-col {
      margin-bottom: 30px;
    }

    .footer-brand-title {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 12px;
    }

    .footer-text {
      font-size: 0.88rem;
      color: var(--text-soft);
    }

    .footer-heading {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .footer-link-list {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .footer-link-list li {
      margin-bottom: 10px;
    }

    .footer-link-list a {
      font-size: 0.86rem;
      color: var(--text-soft);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .footer-link-list a:hover {
      color: var(--primary);
      transform: translateX(2px);
    }

    .footer-bottom-bar {
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
      margin-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.84rem;
      color: var(--text-soft);
    }

/* roulang page: category4 */
:root {
      --primary: #185ADB;
      --primary-dark: #0A369D;
      --primary-light: #EBF2FE;
      --accent: #0A84FF;
      --accent-cyan: #00B4D8;
      --bg-main: #F8FAFC;
      --bg-alt: #F1F5F9;
      --surface: #FFFFFF;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-soft: #64748B;
      --border-color: #E2E8F0;
      --shadow-sm: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
      --shadow-hover: 0 12px 28px -4px rgba(24, 90, 219, 0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --transition: all 0.28s ease-in-out;
    }

    body {
      background-color: var(--bg-main);
      color: var(--text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      padding-bottom: 64px;
    }

    @media (min-width: 1024px) {
      body {
        padding-bottom: 0;
      }
    }

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

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

    .site-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }

    .section-spacing {
      padding: 72px 0;
    }
    .section-spacing-sm {
      padding: 48px 0;
    }
    .section-alt {
      background-color: var(--bg-alt);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    /* Header Nav */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }
    .header-nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .logo-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .logo-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
      margin: 0;
    }
    .nav-link {
      font-size: 0.96rem;
      font-weight: 500;
      color: var(--text-muted);
      position: relative;
      padding: 6px 2px;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    /* Buttons & Badges */
    .btn-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 0.95rem;
      font-weight: 600;
      padding: 10px 20px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #FFFFFF !important;
      box-shadow: 0 4px 14px rgba(24, 90, 219, 0.25);
    }
    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(24, 90, 219, 0.35);
    }
    .btn-outline {
      background-color: #FFFFFF;
      color: var(--primary) !important;
      border-color: var(--border-color);
    }
    .btn-outline:hover {
      border-color: var(--primary);
      background-color: var(--primary-light);
    }

    .badge-tag {
      display: inline-flex;
      align-items: center;
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 0.78rem;
      font-weight: 600;
      line-height: 1.2;
    }
    .badge-blue {
      background: var(--primary-light);
      color: var(--primary);
    }
    .badge-cyan {
      background: #E0F7FA;
      color: #00838F;
    }
    .badge-green {
      background: #E8F5E9;
      color: #2E7D32;
    }
    .badge-amber {
      background: #FEF3C7;
      color: #B45309;
    }

    /* Cards Base */
    .custom-card {
      background: var(--surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      overflow: hidden;
    }
    .custom-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
      border-color: rgba(24, 90, 219, 0.3);
    }

    /* Section 1: Classification Hero (斜切色块首屏) */
    .cat-hero-angled {
      position: relative;
      background: #FFFFFF;
      padding: 56px 0 72px;
      border-bottom: 1px solid var(--border-color);
      overflow: hidden;
    }
    .cat-hero-angled::before {
      content: '';
      position: absolute;
      top: 0;
      right: -10%;
      width: 65%;
      height: 100%;
      background: linear-gradient(135deg, rgba(235, 242, 254, 0.8) 0%, rgba(224, 247, 250, 0.4) 100%);
      transform: skewX(-14deg);
      transform-origin: top right;
      z-index: 1;
    }
    .hero-inner {
      position: relative;
      z-index: 2;
    }
    .breadcrumb-bar {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.88rem;
      color: var(--text-soft);
      margin-bottom: 18px;
    }
    .breadcrumb-bar a {
      color: var(--text-soft);
    }
    .breadcrumb-bar a:hover {
      color: var(--primary);
    }
    .cat-title-h1 {
      font-size: 2.35rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }
    .cat-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 820px;
      line-height: 1.75;
      margin-bottom: 24px;
    }
    .hero-meta-row {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
    }
    .meta-stat-chip {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      padding: 6px 14px;
      border-radius: 30px;
      font-size: 0.86rem;
      color: var(--text-soft);
      display: inline-flex;
      align-items: center;
      gap: 6px;
      box-shadow: 0 2px 6px rgba(0,0,0,0.02);
    }
    .meta-stat-chip strong {
      color: var(--primary);
    }

    /* Section 2: Matrix Filter */
    .filter-panel {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 28px;
      margin-top: -30px;
      position: relative;
      z-index: 10;
      box-shadow: 0 8px 24px -4px rgba(15, 23, 42, 0.06);
    }
    .filter-row {
      display: flex;
      align-items: flex-start;
      padding: 10px 0;
      border-bottom: 1px dashed var(--border-color);
    }
    .filter-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    .filter-label {
      width: 90px;
      flex-shrink: 0;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-soft);
      padding-top: 4px;
    }
    .filter-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      flex-grow: 1;
    }
    .filter-pill {
      font-size: 0.84rem;
      padding: 5px 12px;
      border-radius: 20px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      cursor: pointer;
      transition: var(--transition);
      display: inline-block;
    }
    .filter-pill:hover {
      border-color: var(--accent);
      color: var(--primary);
    }
    .filter-pill.active {
      background: var(--primary);
      border-color: var(--primary);
      color: #FFFFFF !important;
      font-weight: 600;
    }

    /* Section 3: Featured Spotlight */
    .spotlight-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: var(--transition);
    }
    .spotlight-card:hover {
      box-shadow: var(--shadow-hover);
      border-color: rgba(24, 90, 219, 0.25);
    }
    .spotlight-img-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      position: relative;
      aspect-ratio: 16 / 9;
      background: #E2E8F0;
    }
    .spotlight-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .spotlight-card:hover .spotlight-img-box img {
      transform: scale(1.04);
    }
    .spotlight-content {
      padding-top: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .spotlight-title {
      font-size: 1.28rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .spotlight-meta {
      font-size: 0.85rem;
      color: var(--text-soft);
      margin-bottom: 12px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .spotlight-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    /* Section 4: Grid Cards */
    .series-grid-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
      margin-bottom: 24px;
    }
    .series-grid-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
      border-color: rgba(24, 90, 219, 0.3);
    }
    .series-thumb-wrap {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #E2E8F0;
    }
    .series-thumb-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.35s ease;
    }
    .series-grid-card:hover .series-thumb-wrap img {
      transform: scale(1.05);
    }
    .thumb-tag-overlay {
      position: absolute;
      top: 10px;
      left: 10px;
      z-index: 2;
    }
    .thumb-quality-overlay {
      position: absolute;
      bottom: 8px;
      right: 8px;
      background: rgba(15, 23, 42, 0.75);
      color: #FFFFFF;
      font-size: 0.72rem;
      padding: 2px 6px;
      border-radius: 4px;
      backdrop-filter: blur(4px);
    }
    .series-body {
      padding: 16px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .series-name {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      height: 2.8em;
    }
    .series-info {
      font-size: 0.8rem;
      color: var(--text-soft);
      display: flex;
      justify-content: space-between;
      margin-bottom: 12px;
    }
    .series-footer {
      margin-top: auto;
      padding-top: 12px;
      border-top: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .update-time-tag {
      font-size: 0.76rem;
      color: var(--accent);
      font-weight: 500;
    }

    /* Section 5: Pagination */
    .pagination-container {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 6px;
      margin-top: 24px;
    }
    .page-item {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 38px;
      height: 38px;
      padding: 0 8px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      background: #FFFFFF;
      color: var(--text-muted);
      font-size: 0.9rem;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
    }
    .page-item:hover {
      border-color: var(--primary);
      color: var(--primary);
    }
    .page-item.active {
      background: var(--primary);
      border-color: var(--primary);
      color: #FFFFFF !important;
    }

    /* Section 6: Special Topics */
    .topic-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      aspect-ratio: 16 / 9;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: block;
    }
    .topic-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
    }
    .topic-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .topic-card:hover img {
      transform: scale(1.05);
    }
    .topic-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15, 23, 42, 0.1) 0%, rgba(15, 23, 42, 0.85) 100%);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 20px;
      color: #FFFFFF;
    }
    .topic-badge {
      font-size: 0.74rem;
      background: var(--accent);
      color: #FFF;
      padding: 2px 8px;
      border-radius: 4px;
      align-self: flex-start;
      margin-bottom: 8px;
    }
    .topic-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 4px;
    }
    .topic-sub {
      font-size: 0.82rem;
      color: rgba(255, 255, 255, 0.8);
    }

    /* Section 7: Guide/Article Box */
    .guide-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px;
      height: 100%;
    }
    .guide-header {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 18px;
      border-left: 4px solid var(--primary);
      padding-left: 12px;
    }

    /* Section 8: FAQ */
    .faq-item-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 24px;
      margin-bottom: 16px;
      box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
    }
    .faq-q {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .faq-q i {
      color: var(--primary);
      font-size: 0.9rem;
    }
    .faq-a {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* Section 9: Quick Channel Navigator */
    .channel-strip {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
    }
    .strip-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    /* Footer */
    .site-footer {
      background-color: var(--bg-alt);
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
      margin-top: 60px;
    }
    .footer-col {
      margin-bottom: 30px;
    }
    .footer-brand-title {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 12px;
    }
    .footer-text {
      font-size: 0.88rem;
      color: var(--text-soft);
    }
    .footer-heading {
      font-size: 0.96rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
      position: relative;
    }
    .footer-link-list {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-link-list li {
      margin-bottom: 10px;
      font-size: 0.86rem;
      color: var(--text-muted);
    }
    .footer-link-list a:hover {
      color: var(--primary);
      padding-left: 4px;
    }
    .footer-bottom {
      margin-top: 40px;
      padding-top: 24px;
      border-top: 1px solid var(--border-color);
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      font-size: 0.82rem;
      color: var(--text-soft);
    }

    /* Mobile Tab Bar */
    .mobile-tab-bar {
      display: none;
    }
    @media (max-width: 1023px) {
      .nav-links, .nav-actions {
        display: none;
      }
      .mobile-tab-bar {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 60px;
        background: #FFFFFF;
        border-top: 1px solid var(--border-color);
        box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
        z-index: 1000;
        justify-content: space-around;
        align-items: center;
      }
      .tab-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        font-size: 0.72rem;
        color: var(--text-soft);
        flex: 1;
        height: 100%;
      }
      .tab-item i {
        font-size: 1.1rem;
        margin-bottom: 3px;
      }
      .tab-item.active {
        color: var(--primary);
        font-weight: 700;
      }
    }

/* roulang page: category3 */
:root {
      --primary: #185ADB;
      --primary-dark: #0A369D;
      --primary-light: #EBF2FE;
      --accent: #0A84FF;
      --accent-cyan: #00B4D8;
      --bg-main: #F8FAFC;
      --bg-alt: #F1F5F9;
      --surface: #FFFFFF;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-soft: #64748B;
      --border-color: #E2E8F0;
      --shadow-sm: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
      --shadow-hover: 0 12px 28px -4px rgba(24, 90, 219, 0.12);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --transition: all 0.28s ease-in-out;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      padding-bottom: 64px;
    }
    @media screen and (min-width: 769px) {
      body { padding-bottom: 0; }
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    a:hover {
      color: var(--primary);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .site-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .section-spacing {
      padding: 70px 0;
    }
    .section-spacing-sm {
      padding: 48px 0;
    }
    .section-alt {
      background-color: var(--bg-alt);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: 0 2px 10px rgba(0,0,0,0.02);
    }
    .header-nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .logo-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .logo-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
      margin: 0;
    }
    .nav-link {
      font-size: 0.96rem;
      font-weight: 500;
      color: var(--text-muted);
      position: relative;
      padding: 6px 2px;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .btn-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      font-size: 0.92rem;
      font-weight: 600;
      padding: 10px 20px;
      border-radius: var(--radius-sm);
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #FFFFFF !important;
      box-shadow: 0 4px 14px rgba(24, 90, 219, 0.25);
    }
    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(24, 90, 219, 0.35);
    }
    .btn-outline {
      background-color: #FFFFFF;
      color: var(--primary) !important;
      border-color: var(--border-color);
    }
    .btn-outline:hover {
      border-color: var(--primary);
      background-color: var(--primary-light);
    }
    .badge-tag {
      display: inline-flex;
      align-items: center;
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 0.75rem;
      font-weight: 600;
      line-height: 1.2;
    }
    .badge-blue { background: var(--primary-light); color: var(--primary); }
    .badge-cyan { background: #E0F7FA; color: #00838F; }
    .badge-green { background: #E8F5E9; color: #2E7D32; }
    .badge-gray { background: #F1F5F9; color: #475569; }

    /* Custom Mobile Nav */
    .mobile-tab-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      height: 60px;
      background: #FFFFFF;
      border-top: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: space-around;
      z-index: 1000;
      box-shadow: 0 -3px 12px rgba(15, 23, 42, 0.05);
    }
    .mobile-tab-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      font-size: 0.72rem;
      color: var(--text-soft);
      gap: 3px;
    }
    .mobile-tab-item i { font-size: 1.15rem; }
    .mobile-tab-item.active { color: var(--primary); font-weight: 600; }
    @media screen and (min-width: 769px) {
      .mobile-tab-bar { display: none; }
    }

    /* Category 3 Specific Styles */
    .archive-header-box {
      background: linear-gradient(180deg, #FFFFFF 0%, #F1F5F9 100%);
      padding: 44px 0 36px;
      border-bottom: 1px solid var(--border-color);
    }
    .cat-breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.88rem;
      color: var(--text-soft);
      margin-bottom: 16px;
    }
    .cat-h1 {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
      margin-bottom: 10px;
    }
    .cat-desc {
      font-size: 1.02rem;
      color: var(--text-soft);
      max-width: 840px;
      line-height: 1.7;
      margin-bottom: 18px;
    }
    .cat-stats-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .stat-pill-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 0.84rem;
      color: var(--text-muted);
    }
    .stat-pill-item b {
      color: var(--primary);
    }

    /* Multi-dimensional Filter Component */
    .filter-card {
      background: var(--surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 40px;
    }
    .filter-row {
      display: flex;
      align-items: flex-start;
      padding: 10px 0;
      border-bottom: 1px dashed var(--border-color);
    }
    .filter-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    .filter-label {
      width: 90px;
      font-size: 0.88rem;
      font-weight: 700;
      color: var(--text-main);
      padding-top: 5px;
      flex-shrink: 0;
    }
    .filter-options {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      flex-grow: 1;
    }
    .filter-opt {
      font-size: 0.84rem;
      padding: 5px 12px;
      border-radius: 16px;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      cursor: pointer;
      transition: var(--transition);
    }
    .filter-opt:hover {
      border-color: var(--primary);
      color: var(--primary);
    }
    .filter-opt.active {
      background: var(--primary);
      color: #FFFFFF;
      border-color: var(--primary);
    }

    /* Featured Big Cards */
    .featured-spotlight-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .featured-spotlight-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
      border-color: rgba(24, 90, 219, 0.35);
    }
    .featured-thumb {
      height: 220px;
      position: relative;
      overflow: hidden;
      background: #E2E8F0;
    }
    .featured-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .featured-spotlight-card:hover .featured-thumb img {
      transform: scale(1.05);
    }
    .featured-content {
      padding: 22px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .featured-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .featured-meta {
      font-size: 0.85rem;
      color: var(--text-soft);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    /* Media Grid Cards */
    .media-card {
      background: var(--surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .media-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
      border-color: rgba(24, 90, 219, 0.3);
    }
    .media-poster-wrap {
      position: relative;
      padding-top: 135%;
      overflow: hidden;
      background: #E2E8F0;
    }
    .media-poster-wrap img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.35s ease;
    }
    .media-card:hover .media-poster-wrap img {
      transform: scale(1.04);
    }
    .media-badge-top {
      position: absolute;
      top: 10px;
      left: 10px;
      z-index: 2;
    }
    .media-badge-score {
      position: absolute;
      bottom: 8px;
      right: 8px;
      background: rgba(15, 23, 42, 0.78);
      color: #FFB703;
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 0.78rem;
      font-weight: 700;
      backdrop-filter: blur(4px);
    }
    .media-info {
      padding: 14px 16px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .media-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.4;
      margin-bottom: 6px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .media-desc-brief {
      font-size: 0.8rem;
      color: var(--text-soft);
      line-height: 1.5;
      margin-bottom: 10px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .media-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-color);
      padding-top: 10px;
      font-size: 0.78rem;
      color: var(--text-soft);
    }

    /* Custom Pagination */
    .pagination-custom {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      margin-top: 40px;
      list-style: none;
      padding: 0;
    }
    .page-btn {
      width: 38px;
      height: 38px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-sm);
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      font-weight: 600;
      font-size: 0.88rem;
      cursor: pointer;
      transition: var(--transition);
    }
    .page-btn:hover {
      border-color: var(--primary);
      color: var(--primary);
    }
    .page-btn.active {
      background: var(--primary);
      color: #FFFFFF;
      border-color: var(--primary);
    }

    /* Themed Collections */
    .collection-banner-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      height: 220px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
    }
    .collection-banner-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: brightness(0.72);
      transition: transform 0.4s ease;
    }
    .collection-banner-card:hover img {
      transform: scale(1.05);
    }
    .collection-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(15,23,42,0.1) 0%, rgba(15,23,42,0.85) 100%);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 22px;
      color: #FFFFFF;
    }
    .collection-overlay h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 6px;
    }
    .collection-overlay p {
      font-size: 0.84rem;
      color: rgba(255,255,255,0.85);
      margin-bottom: 0;
    }

    /* Knowledge Guide Box */
    .guide-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow-sm);
    }
    .guide-box h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* Category FAQ item */
    .cat-faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 22px;
      height: 100%;
    }
    .cat-faq-q {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }
    .cat-faq-a {
      font-size: 0.88rem;
      color: var(--text-soft);
      line-height: 1.65;
    }

    /* Footer */
    .site-footer {
      background: #F1F5F9;
      border-top: 1px solid #CBD5E1;
      padding: 60px 0 30px;
    }
    .footer-col { margin-bottom: 30px; }
    .footer-brand-title {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 14px;
    }
    .footer-heading {
      font-size: 0.98rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
    }
    .footer-link-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-link-list li { margin-bottom: 10px; }
    .footer-link-list a {
      font-size: 0.88rem;
      color: var(--text-soft);
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .footer-link-list a:hover {
      color: var(--primary);
      transform: translateX(3px);
    }
    .footer-bottom-bar {
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
      margin-top: 20px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: var(--text-soft);
    }