/* roulang page: index */
:root {
      --bg-base: #070b14;
      --bg-surface: #0b1120;
      --bg-glass: rgba(15, 23, 42, 0.72);
      --bg-card: rgba(17, 24, 39, 0.78);
      --border-glow: rgba(59, 130, 246, 0.28);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --primary: #3b82f6;
      --primary-hover: #2563eb;
      --accent-cyan: #06b6d4;
      --accent-purple: #8b5cf6;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --glow-shadow: 0 0 24px rgba(59, 130, 246, 0.45);
      --glow-hover: 0 0 35px rgba(6, 182, 212, 0.65);
    }

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

    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(30, 58, 138, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 85% 65%, rgba(14, 116, 144, 0.22) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
      background-attachment: fixed;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Floating Island Header */
    .nav-wrapper {
      position: fixed;
      top: 18px;
      left: 0;
      width: 100%;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 20px;
      pointer-events: none;
    }

    .nav-island {
      width: 100%;
      max-width: 1240px;
      background: rgba(11, 17, 32, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-glow);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(59, 130, 246, 0.15);
      border-radius: var(--radius-lg);
      padding: 12px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      pointer-events: auto;
      transition: all 0.3s ease;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }

    .brand-logo .dot-badge {
      width: 10px;
      height: 10px;
      background: var(--accent-cyan);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent-cyan);
    }

    .brand-logo span {
      background: linear-gradient(135deg, #ffffff 30%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 22px;
    }

    .nav-menu a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }

    .nav-menu a:hover,
    .nav-menu a.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.15);
      box-shadow: 0 0 12px rgba(59, 130, 246, 0.2);
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 11px 24px;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn-glow {
      background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
      color: #fff;
      box-shadow: var(--glow-shadow);
    }

    .btn-glow:hover {
      transform: translateY(-2px);
      box-shadow: var(--glow-hover);
      color: #fff;
    }

    .btn-secondary {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--border-glow);
      color: var(--text-main);
      backdrop-filter: blur(8px);
    }

    .btn-secondary:hover {
      background: rgba(59, 130, 246, 0.2);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* Sections Shared Styles */
    section {
      padding: 72px 0;
      position: relative;
    }

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

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--accent-cyan);
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.28);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      line-height: 1.3;
      margin-bottom: 12px;
      color: #fff;
    }

    .section-desc {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 780px;
      line-height: 1.7;
    }

    .glass-card {
      background: var(--bg-glass);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .glass-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
      box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(59, 130, 246, 0.2);
    }

    /* 1. Hero Section: Before/After Comparison Layout */
    .hero-section {
      padding-top: 150px;
      padding-bottom: 80px;
      position: relative;
      overflow: hidden;
    }

    .hero-banner-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.18;
      z-index: -1;
      filter: blur(3px);
    }

    .hero-title-box {
      text-align: center;
      max-width: 920px;
      margin: 0 auto 50px;
    }

    .hero-title-box h1 {
      font-size: 2.85rem;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      background: linear-gradient(135deg, #ffffff 20%, #93c5fd 60%, #38bdf8 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-title-box p {
      font-size: 1.08rem;
      color: var(--text-muted);
      line-height: 1.8;
      max-width: 820px;
      margin: 0 auto 30px;
    }

    /* Comparison Stage */
    .hero-compare-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
      margin-bottom: 38px;
    }

    .compare-panel {
      padding: 30px;
      border-radius: var(--radius-lg);
      position: relative;
    }

    .compare-panel.before {
      background: rgba(17, 24, 39, 0.5);
      border: 1px solid rgba(239, 68, 68, 0.2);
    }

    .compare-panel.after {
      background: rgba(15, 23, 42, 0.85);
      border: 1px solid rgba(59, 130, 246, 0.4);
      box-shadow: 0 0 35px rgba(59, 130, 246, 0.25);
    }

    .compare-badge {
      display: inline-block;
      padding: 4px 14px;
      border-radius: var(--radius-full);
      font-size: 0.8rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .compare-badge.bad {
      background: rgba(239, 68, 68, 0.15);
      color: #fca5a5;
      border: 1px solid rgba(239, 68, 68, 0.3);
    }

    .compare-badge.good {
      background: rgba(16, 185, 129, 0.15);
      color: #6ee7b7;
      border: 1px solid rgba(16, 185, 129, 0.3);
    }

    .compare-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .compare-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    .compare-list li b {
      color: #fff;
    }

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

    /* 2. Search & Filter Bar Section */
    .search-dock-section {
      padding: 30px 0 60px;
    }

    .search-dock {
      background: var(--bg-card);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-lg);
      padding: 24px 30px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    }

    .search-input-group {
      flex: 1;
      min-width: 280px;
      display: flex;
      align-items: center;
      background: rgba(11, 17, 32, 0.9);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-full);
      padding: 6px 18px;
    }

    .search-input-group input {
      flex: 1;
      background: transparent;
      border: none;
      color: #fff;
      padding: 10px;
      font-size: 0.95rem;
      outline: none;
    }

    .search-input-group input::placeholder {
      color: var(--text-dim);
    }

    .search-tags {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }

    .search-tags span {
      font-size: 0.85rem;
      color: var(--text-dim);
    }

    .search-tags a {
      font-size: 0.85rem;
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.05);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .search-tags a:hover {
      border-color: var(--primary);
      color: #fff;
    }

    /* 3. Metrics Dashboard */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .metric-card {
      padding: 24px;
      position: relative;
      overflow: hidden;
    }

    .metric-val {
      font-size: 2.2rem;
      font-weight: 900;
      color: #fff;
      font-family: monospace;
      margin-bottom: 4px;
      letter-spacing: -1px;
    }

    .metric-val span {
      font-size: 1rem;
      color: var(--accent-cyan);
      margin-left: 4px;
    }

    .metric-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    .metric-sparkline {
      height: 4px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 2px;
      overflow: hidden;
      position: relative;
    }

    .metric-sparkline-bar {
      height: 100%;
      background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
      border-radius: 2px;
    }

    /* 4. Category Matrix Section (Dedicated Entry Block) */
    .category-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 18px;
    }

    .cat-card {
      padding: 24px 20px;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      text-decoration: none;
      border-radius: var(--radius-md);
      position: relative;
      overflow: hidden;
    }

    .cat-icon {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-sm);
      background: rgba(59, 130, 246, 0.15);
      border: 1px solid var(--border-glow);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
      font-size: 1.2rem;
      color: var(--accent-cyan);
    }

    .cat-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }

    .cat-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 14px;
    }

    .cat-link-label {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
      margin-top: auto;
    }

    /* 5. Service Matrix / Core Architecture */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
    }

    .service-card {
      padding: 28px;
      border-radius: var(--radius-md);
    }

    .service-badge {
      display: inline-block;
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: 4px;
      background: rgba(139, 92, 246, 0.2);
      color: #c4b5fd;
      border: 1px solid rgba(139, 92, 246, 0.3);
      margin-bottom: 14px;
    }

    .service-card h3 {
      font-size: 1.15rem;
      margin-bottom: 10px;
      color: #fff;
    }

    .service-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 6. Featured Anime Grid (Cover Wall) */
    .anime-card-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .anime-card {
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .anime-poster-box {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #020617;
    }

    .anime-poster-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .anime-card:hover .anime-poster-box img {
      transform: scale(1.06);
    }

    .anime-tag-badge {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(6px);
      padding: 3px 8px;
      border-radius: 4px;
      font-size: 0.75rem;
      color: var(--accent-cyan);
      border: 1px solid rgba(6, 182, 212, 0.3);
      font-weight: 600;
    }

    .anime-quality-badge {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(234, 88, 12, 0.85);
      color: #fff;
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 0.72rem;
      font-weight: 700;
    }

    .anime-info-body {
      padding: 18px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .anime-info-body h3 {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
      line-height: 1.4;
    }

    .anime-info-body p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 14px;
      flex: 1;
    }

    .anime-meta-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-subtle);
      padding-top: 12px;
      font-size: 0.82rem;
      color: var(--text-dim);
    }

    .anime-meta-foot .score {
      color: #fbbf24;
      font-weight: 700;
    }

    /* 7. Weekly Schedule / Milestones Timeline */
    .schedule-box {
      padding: 32px;
      border-radius: var(--radius-lg);
    }

    .timeline-tabs {
      display: flex;
      gap: 12px;
      border-bottom: 1px solid var(--border-subtle);
      padding-bottom: 18px;
      margin-bottom: 24px;
      overflow-x: auto;
    }

    .tab-btn {
      padding: 8px 18px;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      color: var(--text-muted);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid transparent;
      cursor: pointer;
    }

    .tab-btn.active {
      background: rgba(59, 130, 246, 0.2);
      color: #fff;
      border-color: var(--primary);
    }

    .timeline-items {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .schedule-card {
      background: rgba(11, 17, 32, 0.7);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      padding: 16px;
    }

    .schedule-time {
      font-size: 0.8rem;
      color: var(--accent-cyan);
      font-weight: 700;
      margin-bottom: 6px;
    }

    .schedule-title {
      font-size: 0.95rem;
      font-weight: 600;
      color: #fff;
      margin-bottom: 4px;
    }

    .schedule-status {
      font-size: 0.8rem;
      color: var(--text-dim);
    }

    /* 8. Top Charts / Ranking */
    .ranking-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .rank-column {
      padding: 24px;
      border-radius: var(--radius-md);
    }

    .rank-col-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 20px;
      padding-bottom: 10px;
      border-bottom: 1px solid var(--border-subtle);
    }

    .rank-col-head h3 {
      font-size: 1.1rem;
      color: #fff;
    }

    .rank-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .rank-item {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .rank-num {
      width: 26px;
      height: 26px;
      border-radius: 6px;
      background: rgba(255, 255, 255, 0.06);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.85rem;
      font-weight: 800;
      color: var(--text-muted);
    }

    .rank-item:nth-child(1) .rank-num {
      background: #ef4444;
      color: #fff;
    }

    .rank-item:nth-child(2) .rank-num {
      background: #f97316;
      color: #fff;
    }

    .rank-item:nth-child(3) .rank-num {
      background: #eab308;
      color: #000;
    }

    .rank-content {
      flex: 1;
      overflow: hidden;
    }

    .rank-name {
      font-size: 0.92rem;
      font-weight: 600;
      color: #fff;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .rank-index {
      font-size: 0.8rem;
      color: var(--text-dim);
    }

    /* 9. Articles & Commentary Stream */
    .article-stream-grid {
      display: grid;
      grid-template-columns: 7fr 5fr;
      gap: 28px;
    }

    .main-article-box {
      padding: 26px;
      border-radius: var(--radius-md);
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .main-article-box img {
      width: 100%;
      height: 220px;
      object-fit: cover;
      border-radius: var(--radius-sm);
    }

    .main-article-box h3 {
      font-size: 1.25rem;
      color: #fff;
      line-height: 1.4;
    }

    .main-article-box p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    .side-article-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .side-article-item {
      padding: 18px;
      border-radius: var(--radius-sm);
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .side-article-item h4 {
      font-size: 0.98rem;
      color: #fff;
      font-weight: 600;
      line-height: 1.4;
    }

    .side-article-item p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 10. Platform Protection & Security Pillars */
    .security-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .security-card {
      padding: 28px;
      border-radius: var(--radius-md);
      border-top: 2px solid var(--accent-cyan);
    }

    .security-card h3 {
      font-size: 1.15rem;
      color: #fff;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .security-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 11. Quick Guide Steps */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .step-card {
      padding: 28px;
      border-radius: var(--radius-md);
      position: relative;
    }

    .step-num {
      font-size: 2.8rem;
      font-weight: 900;
      color: rgba(59, 130, 246, 0.18);
      line-height: 1;
      position: absolute;
      top: 18px;
      right: 22px;
      font-family: monospace;
    }

    .step-card h3 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 10px;
    }

    .step-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 12. FAQ Accordion */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      max-width: 960px;
      margin: 0 auto;
    }

    .faq-item {
      padding: 22px 26px;
      border-radius: var(--radius-md);
    }

    .faq-item h3 {
      font-size: 1.05rem;
      color: #fff;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .faq-item p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 13. Conversion CTA Block */
    .cta-stage {
      background: radial-gradient(circle at center, rgba(30, 58, 138, 0.6) 0%, rgba(11, 17, 32, 0.95) 75%);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-lg);
      padding: 50px 40px;
      text-align: center;
      box-shadow: 0 16px 45px rgba(0, 0, 0, 0.6), 0 0 30px rgba(59, 130, 246, 0.2);
      max-width: 960px;
      margin: 0 auto;
    }

    .cta-stage h2 {
      font-size: 2.1rem;
      color: #fff;
      margin-bottom: 14px;
      font-weight: 800;
    }

    .cta-stage p {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 680px;
      margin: 0 auto 30px;
      line-height: 1.7;
    }

    .cta-form-box {
      display: flex;
      justify-content: center;
      gap: 12px;
      max-width: 580px;
      margin: 0 auto;
      flex-wrap: wrap;
    }

    .cta-form-box input {
      flex: 1;
      min-width: 260px;
      background: rgba(15, 23, 42, 0.8);
      border: 1px solid var(--border-glow);
      padding: 13px 20px;
      border-radius: var(--radius-full);
      color: #fff;
      outline: none;
      font-size: 0.95rem;
    }

    /* Footer */
    .site-footer {
      background: #040711;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 60px 0 35px;
      margin-top: 60px;
    }

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

    .footer-brand h4 {
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }

    .footer-brand p {
      font-size: 0.88rem;
      color: var(--text-dim);
      line-height: 1.7;
      max-width: 340px;
    }

    .footer-col h5 {
      font-size: 0.95rem;
      color: #fff;
      margin-bottom: 16px;
      font-weight: 700;
    }

    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-col ul li a {
      font-size: 0.88rem;
      color: var(--text-dim);
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 25px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.82rem;
      color: var(--text-dim);
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .metrics-grid,
      .services-grid,
      .anime-card-grid,
      .category-grid,
      .timeline-items {
        grid-template-columns: repeat(2, 1fr);
      }
      .ranking-grid,
      .security-grid,
      .steps-grid {
        grid-template-columns: 1fr;
      }
      .article-stream-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .hero-title-box h1 {
        font-size: 2.1rem;
      }
      .hero-compare-grid {
        grid-template-columns: 1fr;
      }
      .metrics-grid,
      .services-grid,
      .anime-card-grid,
      .category-grid,
      .timeline-items {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .cta-stage {
        padding: 36px 20px;
      }
      .cta-form-box {
        flex-direction: column;
      }
    }

/* roulang page: category1 */
:root {
      --bg-base: #070b14;
      --bg-surface: #0b1120;
      --bg-glass: rgba(15, 23, 42, 0.72);
      --bg-card: rgba(17, 24, 39, 0.78);
      --border-glow: rgba(59, 130, 246, 0.28);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --primary: #3b82f6;
      --primary-hover: #2563eb;
      --accent-cyan: #06b6d4;
      --accent-purple: #8b5cf6;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --glow-shadow: 0 0 24px rgba(59, 130, 246, 0.45);
      --glow-hover: 0 0 35px rgba(6, 182, 212, 0.65);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(30, 58, 138, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 85% 65%, rgba(14, 116, 144, 0.22) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
      background-attachment: fixed;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }
    /* Floating Island Header */
    .nav-wrapper {
      position: fixed;
      top: 18px;
      left: 0;
      width: 100%;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 20px;
      pointer-events: none;
    }
    .nav-island {
      width: 100%;
      max-width: 1240px;
      background: rgba(11, 17, 32, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-glow);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(59, 130, 246, 0.15);
      border-radius: var(--radius-lg);
      padding: 12px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      pointer-events: auto;
      transition: all 0.3s ease;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }
    .brand-logo .dot-badge {
      width: 10px;
      height: 10px;
      background: var(--accent-cyan);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent-cyan);
    }
    .brand-logo span {
      background: linear-gradient(135deg, #ffffff 30%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 22px;
    }
    .nav-menu a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }
    .nav-menu a:hover,
    .nav-menu a.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.15);
      box-shadow: 0 0 12px rgba(59, 130, 246, 0.2);
    }
    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 11px 24px;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .btn-glow {
      background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
      color: #fff;
      box-shadow: var(--glow-shadow);
    }
    .btn-glow:hover {
      transform: translateY(-2px);
      box-shadow: var(--glow-hover);
      color: #fff;
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--border-glow);
      color: var(--text-main);
      backdrop-filter: blur(8px);
    }
    .btn-secondary:hover {
      background: rgba(59, 130, 246, 0.2);
      border-color: var(--primary);
      transform: translateY(-2px);
    }
    section {
      padding: 64px 0;
      position: relative;
    }
    .section-head {
      margin-bottom: 32px;
    }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--accent-cyan);
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.28);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 1.9rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      line-height: 1.3;
      margin-bottom: 12px;
      color: #fff;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.98rem;
      max-width: 780px;
      line-height: 1.7;
    }
    .glass-card {
      background: var(--bg-glass);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .glass-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
      box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(59, 130, 246, 0.2);
    }
    /* Category Specific Styles */
    .cat-banner-section {
      padding-top: 135px;
      padding-bottom: 40px;
    }
    .cat-banner-card {
      padding: 36px 40px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 58, 138, 0.35) 100%);
      border: 1px solid var(--border-glow);
    }
    .cat-banner-left {
      max-width: 760px;
    }
    .cat-meta-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 14px;
    }
    .cat-pill {
      font-size: 0.82rem;
      color: #cbd5e1;
      background: rgba(255, 255, 255, 0.07);
      border: 1px solid rgba(255, 255, 255, 0.12);
      padding: 3px 12px;
      border-radius: var(--radius-full);
    }
    .cat-pill.highlight {
      color: var(--accent-cyan);
      border-color: rgba(6, 182, 212, 0.35);
      background: rgba(6, 182, 212, 0.1);
    }
    .cat-banner-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      line-height: 1.25;
      margin-bottom: 12px;
    }
    .cat-banner-desc {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.65;
    }
    .cat-banner-stats {
      display: flex;
      gap: 24px;
      border-left: 1px solid rgba(255, 255, 255, 0.1);
      padding-left: 32px;
    }
    .cat-stat-num {
      font-size: 2rem;
      font-weight: 800;
      color: #60a5fa;
      line-height: 1;
      margin-bottom: 6px;
    }
    .cat-stat-lbl {
      font-size: 0.82rem;
      color: var(--text-dim);
    }

    /* Multi-Filter Section */
    .filter-section {
      padding: 0 0 40px 0;
    }
    .filter-panel {
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .filter-group {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 0.9rem;
    }
    .filter-lbl {
      color: var(--text-dim);
      font-weight: 600;
      min-width: 72px;
      font-size: 0.85rem;
    }
    .filter-options {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .filter-btn {
      padding: 5px 14px;
      border-radius: var(--radius-sm);
      font-size: 0.86rem;
      color: var(--text-muted);
      background: transparent;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-btn:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.05);
    }
    .filter-btn.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.25);
      border-color: rgba(59, 130, 246, 0.5);
      font-weight: 600;
    }

    /* Grid Section */
    .matrix-section {
      padding-top: 10px;
    }
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .poster-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .poster-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-4px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7), 0 0 20px rgba(59, 130, 246, 0.3);
    }
    .poster-thumb-wrap {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
    }
    .poster-img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-img {
      transform: scale(1.06);
    }
    .poster-badge-top {
      position: absolute;
      top: 10px;
      left: 10px;
      display: flex;
      gap: 6px;
      z-index: 2;
    }
    .badge-status {
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 700;
      background: rgba(37, 99, 235, 0.85);
      color: #fff;
      backdrop-filter: blur(4px);
    }
    .badge-quality {
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 700;
      background: rgba(6, 182, 212, 0.85);
      color: #070b14;
      backdrop-filter: blur(4px);
    }
    .poster-score {
      position: absolute;
      bottom: 10px;
      right: 10px;
      background: rgba(0, 0, 0, 0.8);
      color: #facc15;
      font-weight: 800;
      font-size: 0.85rem;
      padding: 2px 8px;
      border-radius: 4px;
      border: 1px solid rgba(250, 204, 21, 0.3);
      z-index: 2;
    }
    .poster-info {
      padding: 16px;
    }
    .poster-ep {
      font-size: 0.78rem;
      color: var(--accent-cyan);
      margin-bottom: 6px;
      font-weight: 600;
    }
    .poster-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
      line-height: 1.4;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-desc {
      font-size: 0.84rem;
      color: var(--text-muted);
      line-height: 1.5;
      height: 2.6em;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
    }
    .matrix-action-bar {
      margin-top: 40px;
      text-align: center;
    }

    /* Weekly Trending Section */
    .trend-board {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }
    .trend-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 20px;
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      transition: all 0.25s ease;
    }
    .trend-item:hover {
      border-color: var(--border-glow);
      background: rgba(17, 24, 39, 0.95);
    }
    .trend-left {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .trend-rank {
      font-size: 1.2rem;
      font-weight: 800;
      color: var(--text-dim);
      width: 26px;
      text-align: center;
    }
    .trend-item:nth-child(1) .trend-rank { color: #f59e0b; }
    .trend-item:nth-child(2) .trend-rank { color: #94a3b8; }
    .trend-item:nth-child(3) .trend-rank { color: #b45309; }
    .trend-name {
      font-weight: 600;
      font-size: 0.96rem;
      color: #f1f5f9;
    }
    .trend-tag {
      font-size: 0.78rem;
      color: var(--text-dim);
      margin-left: 8px;
    }
    .trend-right {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .trend-heat {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--accent-cyan);
    }
    .trend-badge {
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: var(--radius-full);
      background: rgba(34, 197, 94, 0.15);
      color: #4ade80;
      border: 1px solid rgba(34, 197, 94, 0.3);
    }

    /* Tech Specs Section */
    .specs-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .spec-card {
      padding: 30px;
    }
    .spec-icon-box {
      width: 46px;
      height: 46px;
      border-radius: var(--radius-md);
      background: rgba(59, 130, 246, 0.15);
      border: 1px solid rgba(59, 130, 246, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #60a5fa;
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 20px;
    }
    .spec-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }
    .spec-desc {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* FAQ Section */
    .faq-accordion {
      display: flex;
      flex-direction: column;
      gap: 16px;
      max-width: 900px;
      margin: 0 auto;
    }
    .faq-item {
      padding: 22px 28px;
      cursor: pointer;
    }
    .faq-question {
      font-size: 1.05rem;
      font-weight: 700;
      color: #f8fafc;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .faq-arrow {
      color: var(--primary);
      font-size: 1.2rem;
      font-weight: 400;
    }
    .faq-answer {
      margin-top: 12px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 12px;
    }

    /* Recommend Belt Section */
    .rec-belt-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .rec-card {
      padding: 20px;
      text-align: center;
      border-radius: var(--radius-md);
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      transition: all 0.3s ease;
    }
    .rec-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
      box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    }
    .rec-tag {
      font-size: 0.78rem;
      color: var(--accent-cyan);
      margin-bottom: 8px;
      font-weight: 600;
    }
    .rec-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }
    .rec-desc {
      font-size: 0.82rem;
      color: var(--text-dim);
      line-height: 1.5;
    }

    /* Site Footer */
    .site-footer {
      background: #04070e;
      border-top: 1px solid rgba(59, 130, 246, 0.2);
      padding: 60px 0 30px;
      margin-top: 50px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      font-size: 1.4rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }
    .footer-brand p {
      color: var(--text-muted);
      font-size: 0.9rem;
      line-height: 1.7;
      max-width: 380px;
    }
    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #f1f5f9;
      margin-bottom: 16px;
    }
    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-col a {
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .footer-col a:hover {
      color: var(--accent-cyan);
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: var(--text-dim);
      flex-wrap: wrap;
      gap: 12px;
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .matrix-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .specs-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .rec-belt-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .cat-banner-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
        padding: 24px;
      }
      .cat-banner-stats {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: 16px;
        width: 100%;
        justify-content: space-between;
      }
      .cat-banner-title {
        font-size: 1.7rem;
      }
      .matrix-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .trend-board {
        grid-template-columns: 1fr;
      }
      .specs-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 520px) {
      .matrix-grid {
        grid-template-columns: 1fr;
      }
      .rec-belt-grid {
        grid-template-columns: 1fr;
      }
      .filter-group {
        flex-direction: column;
        align-items: flex-start;
      gap: 6px;
      }
    }

/* roulang page: category2 */
:root {
      --bg-base: #070b14;
      --bg-surface: #0b1120;
      --bg-glass: rgba(15, 23, 42, 0.72);
      --bg-card: rgba(17, 24, 39, 0.78);
      --border-glow: rgba(59, 130, 246, 0.28);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --primary: #3b82f6;
      --primary-hover: #2563eb;
      --accent-cyan: #06b6d4;
      --accent-purple: #8b5cf6;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --glow-shadow: 0 0 24px rgba(59, 130, 246, 0.45);
      --glow-hover: 0 0 35px rgba(6, 182, 212, 0.65);
    }

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

    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(30, 58, 138, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 85% 65%, rgba(14, 116, 144, 0.22) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
      background-attachment: fixed;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Floating Island Header */
    .nav-wrapper {
      position: fixed;
      top: 18px;
      left: 0;
      width: 100%;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 20px;
      pointer-events: none;
    }

    .nav-island {
      width: 100%;
      max-width: 1240px;
      background: rgba(11, 17, 32, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-glow);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(59, 130, 246, 0.15);
      border-radius: var(--radius-lg);
      padding: 12px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      pointer-events: auto;
      transition: all 0.3s ease;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }

    .brand-logo .dot-badge {
      width: 10px;
      height: 10px;
      background: var(--accent-cyan);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent-cyan);
    }

    .brand-logo span {
      background: linear-gradient(135deg, #ffffff 30%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 22px;
    }

    .nav-menu a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }

    .nav-menu a:hover,
    .nav-menu a.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.15);
      box-shadow: 0 0 12px rgba(59, 130, 246, 0.2);
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 11px 24px;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn-glow {
      background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
      color: #fff;
      box-shadow: var(--glow-shadow);
    }

    .btn-glow:hover {
      transform: translateY(-2px);
      box-shadow: var(--glow-hover);
      color: #fff;
    }

    .btn-secondary {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--border-glow);
      color: var(--text-main);
      backdrop-filter: blur(8px);
    }

    .btn-secondary:hover {
      background: rgba(59, 130, 246, 0.2);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* Base Layout & Sections */
    main {
      padding-top: 110px;
    }

    section {
      padding: 56px 0;
      position: relative;
    }

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

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--accent-cyan);
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.28);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 1.85rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      line-height: 1.3;
      margin-bottom: 10px;
      color: #fff;
    }

    .section-desc {
      color: var(--text-muted);
      font-size: 0.98rem;
      max-width: 820px;
      line-height: 1.7;
    }

    .glass-card {
      background: var(--bg-glass);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .glass-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
      box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(59, 130, 246, 0.2);
    }

    /* 1. Category H1 Banner Section */
    .cat-banner-section {
      padding: 48px 0 28px;
    }

    .cat-banner-box {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 58, 138, 0.38) 100%);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-lg);
      padding: 40px 36px;
      position: relative;
      overflow: hidden;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    }

    .cat-banner-box::before {
      content: "";
      position: absolute;
      top: -50%;
      right: -10%;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(6, 182, 212, 0.25) 0%, transparent 70%);
      pointer-events: none;
    }

    .cat-banner-info {
      max-width: 720px;
      position: relative;
      z-index: 1;
    }

    .cat-banner-title {
      font-size: 2.35rem;
      font-weight: 800;
      color: #fff;
      margin: 12px 0;
      line-height: 1.25;
      letter-spacing: -0.5px;
    }

    .cat-banner-summary {
      color: var(--text-muted);
      font-size: 1.02rem;
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .cat-tags-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .cat-badge {
      background: rgba(59, 130, 246, 0.12);
      border: 1px solid rgba(59, 130, 246, 0.3);
      color: #93c5fd;
      padding: 5px 14px;
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      font-weight: 600;
    }

    .cat-stat-card {
      position: relative;
      z-index: 1;
      background: rgba(11, 17, 32, 0.75);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-md);
      padding: 24px 30px;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      min-width: 300px;
    }

    .cat-stat-item h3 {
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--accent-cyan);
      margin-bottom: 4px;
    }

    .cat-stat-item p {
      font-size: 0.84rem;
      color: var(--text-muted);
    }

    /* 2. Filter & Query Console */
    .filter-section {
      padding: 24px 0 36px;
    }

    .filter-panel {
      padding: 24px 30px;
      background: var(--bg-glass);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
    }

    .filter-row {
      display: flex;
      align-items: center;
      padding: 10px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .filter-row:last-child {
      border-bottom: none;
      padding-bottom: 4px;
    }

    .filter-label {
      width: 90px;
      flex-shrink: 0;
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--text-dim);
    }

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

    .filter-btn {
      background: transparent;
      border: none;
      color: var(--text-muted);
      padding: 5px 14px;
      border-radius: var(--radius-full);
      font-size: 0.88rem;
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .filter-btn:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.06);
    }

    .filter-btn.active {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 0 14px rgba(59, 130, 246, 0.5);
      font-weight: 600;
    }

    /* 3. Anime Matrix Grid */
    .matrix-section {
      padding: 30px 0 60px;
    }

    .anime-matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      margin-bottom: 44px;
    }

    .anime-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
      display: flex;
      flex-direction: column;
    }

    .anime-card:hover {
      transform: translateY(-6px);
      border-color: var(--border-glow);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.65), 0 0 25px rgba(59, 130, 246, 0.25);
    }

    .poster-box {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #020617;
    }

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

    .anime-card:hover .poster-box img {
      transform: scale(1.06);
    }

    .badge-status {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(7, 11, 20, 0.85);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #38bdf8;
      font-size: 0.76rem;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(6px);
    }

    .badge-score {
      position: absolute;
      top: 10px;
      right: 10px;
      background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
      color: #fff;
      font-size: 0.76rem;
      font-weight: 800;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      box-shadow: 0 2px 8px rgba(0,0,0,0.4);
    }

    .badge-quality {
      position: absolute;
      bottom: 10px;
      right: 10px;
      background: rgba(15, 23, 42, 0.88);
      border: 1px solid var(--accent-cyan);
      color: var(--accent-cyan);
      font-size: 0.72rem;
      font-weight: 700;
      padding: 2px 7px;
      border-radius: var(--radius-sm);
    }

    .anime-card-body {
      padding: 18px 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }

    .anime-card-title {
      font-size: 1.12rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.4;
      margin-bottom: 8px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .anime-card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      color: var(--text-dim);
      font-size: 0.82rem;
      margin-bottom: 12px;
    }

    .anime-card-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 16px;
    }

    .anime-card-action {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
    }

    .ep-tag {
      font-size: 0.82rem;
      color: #38bdf8;
      background: rgba(56, 189, 248, 0.1);
      padding: 2px 8px;
      border-radius: var(--radius-sm);
    }

    .btn-play-mini {
      background: rgba(59, 130, 246, 0.18);
      border: 1px solid var(--border-glow);
      color: #fff;
      font-size: 0.82rem;
      font-weight: 600;
      padding: 5px 14px;
      border-radius: var(--radius-full);
      transition: all 0.25s ease;
    }

    .btn-play-mini:hover {
      background: var(--primary);
      box-shadow: 0 0 14px rgba(59, 130, 246, 0.6);
    }

    .load-more-wrap {
      text-align: center;
      padding-top: 10px;
    }

    /* 4. Weekly Top Ranking Board */
    .ranking-section {
      padding: 40px 0 60px;
      background: rgba(11, 17, 32, 0.4);
    }

    .ranking-board-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .rank-item {
      display: flex;
      align-items: center;
      padding: 16px 20px;
      gap: 18px;
    }

    .rank-index {
      font-size: 1.6rem;
      font-weight: 900;
      width: 36px;
      text-align: center;
      color: var(--text-dim);
      flex-shrink: 0;
    }

    .rank-index.top-1 {
      color: #f59e0b;
      text-shadow: 0 0 12px rgba(245, 158, 11, 0.5);
    }

    .rank-index.top-2 {
      color: #94a3b8;
      text-shadow: 0 0 12px rgba(148, 163, 184, 0.4);
    }

    .rank-index.top-3 {
      color: #b45309;
      text-shadow: 0 0 12px rgba(180, 83, 9, 0.4);
    }

    .rank-info {
      flex-grow: 1;
      min-width: 0;
    }

    .rank-title {
      font-size: 1.02rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .rank-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .rank-heat {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 0.86rem;
      font-weight: 700;
      color: var(--accent-cyan);
      flex-shrink: 0;
    }

    /* 5. Stream Specs & CDN Pillars */
    .specs-section {
      padding: 50px 0;
    }

    .specs-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .spec-box {
      padding: 32px 28px;
    }

    .spec-icon-box {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-md);
      background: rgba(59, 130, 246, 0.15);
      border: 1px solid var(--border-glow);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      color: var(--accent-cyan);
      margin-bottom: 20px;
    }

    .spec-box h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }

    .spec-box p {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
    }

    /* 6. Specific FAQ Section */
    .faq-section {
      padding: 50px 0 60px;
    }

    .faq-accordion {
      display: flex;
      flex-direction: column;
      gap: 16px;
      max-width: 960px;
      margin: 0 auto;
    }

    .faq-item {
      padding: 22px 26px;
      cursor: pointer;
    }

    .faq-question {
      font-size: 1.08rem;
      font-weight: 700;
      color: #fff;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .faq-question::after {
      content: "+";
      font-size: 1.4rem;
      color: var(--accent-cyan);
      transition: transform 0.25s ease;
    }

    .faq-item.open .faq-question::after {
      transform: rotate(45deg);
    }

    .faq-answer {
      color: var(--text-muted);
      font-size: 0.94rem;
      line-height: 1.75;
      margin-top: 14px;
      padding-top: 14px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      display: block;
    }

    /* 7. Explore & Related Recommendations */
    .explore-section {
      padding: 40px 0 80px;
    }

    .topic-scroll-wrap {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .topic-card {
      padding: 24px;
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 160px;
    }

    .topic-card h4 {
      font-size: 1.18rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }

    .topic-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .topic-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--accent-cyan);
    }

    .topic-link:hover {
      color: #fff;
    }

    /* Shared Footer */
    .site-footer {
      background: #050811;
      border-top: 1px solid var(--border-subtle);
      padding: 64px 0 32px;
      position: relative;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-brand h4 {
      font-size: 1.4rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }

    .footer-brand p {
      font-size: 0.92rem;
      color: var(--text-dim);
      line-height: 1.75;
      max-width: 360px;
    }

    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
    }

    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-col a {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

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

    .footer-bottom {
      padding-top: 28px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--text-dim);
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .anime-matrix-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .ranking-board-grid {
        grid-template-columns: 1fr;
      }
      .specs-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
      }
      .topic-scroll-wrap {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .nav-island {
        padding: 10px 18px;
      }
      .cat-banner-box {
        padding: 28px 20px;
      }
      .cat-banner-title {
        font-size: 1.75rem;
      }
      .cat-stat-card {
        width: 100%;
        min-width: unset;
      }
      .anime-matrix-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
      }
      .specs-grid {
        grid-template-columns: 1fr;
      }
      .filter-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
      .filter-label {
        width: 100%;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }

    @media (max-width: 520px) {
      .anime-matrix-grid {
        grid-template-columns: 1fr;
      }
    }

/* roulang page: category4 */
:root {
      --bg-base: #070b14;
      --bg-surface: #0b1120;
      --bg-glass: rgba(15, 23, 42, 0.72);
      --bg-card: rgba(17, 24, 39, 0.78);
      --border-glow: rgba(59, 130, 246, 0.28);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --primary: #3b82f6;
      --primary-hover: #2563eb;
      --accent-cyan: #06b6d4;
      --accent-purple: #8b5cf6;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --glow-shadow: 0 0 24px rgba(59, 130, 246, 0.45);
      --glow-hover: 0 0 35px rgba(6, 182, 212, 0.65);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(30, 58, 138, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 85% 65%, rgba(14, 116, 144, 0.22) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
      background-attachment: fixed;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }
    /* Floating Island Header */
    .nav-wrapper {
      position: fixed;
      top: 18px;
      left: 0;
      width: 100%;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 20px;
      pointer-events: none;
    }
    .nav-island {
      width: 100%;
      max-width: 1240px;
      background: rgba(11, 17, 32, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-glow);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(59, 130, 246, 0.15);
      border-radius: var(--radius-lg);
      padding: 12px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      pointer-events: auto;
      transition: all 0.3s ease;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }
    .brand-logo .dot-badge {
      width: 10px;
      height: 10px;
      background: var(--accent-cyan);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent-cyan);
    }
    .brand-logo span {
      background: linear-gradient(135deg, #ffffff 30%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 22px;
    }
    .nav-menu a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }
    .nav-menu a:hover,
    .nav-menu a.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.15);
      box-shadow: 0 0 12px rgba(59, 130, 246, 0.2);
    }
    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 11px 24px;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .btn-glow {
      background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
      color: #fff;
      box-shadow: var(--glow-shadow);
    }
    .btn-glow:hover {
      transform: translateY(-2px);
      box-shadow: var(--glow-hover);
      color: #fff;
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--border-glow);
      color: var(--text-main);
      backdrop-filter: blur(8px);
    }
    .btn-secondary:hover {
      background: rgba(59, 130, 246, 0.2);
      border-color: var(--primary);
      transform: translateY(-2px);
    }
    /* Section Shared */
    section {
      padding: 56px 0;
      position: relative;
    }
    .section-head {
      margin-bottom: 32px;
    }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--accent-cyan);
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.28);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      line-height: 1.3;
      margin-bottom: 10px;
      color: #fff;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.96rem;
      max-width: 780px;
      line-height: 1.6;
    }
    .glass-card {
      background: var(--bg-glass);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .glass-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
      box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(59, 130, 246, 0.2);
    }
    /* 1. Category H1 Header + Group-watch Banner */
    .category-hero {
      padding-top: 130px;
      padding-bottom: 40px;
      position: relative;
      overflow: hidden;
    }
    .category-hero-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.22;
      z-index: -1;
      filter: blur(4px);
    }
    .category-hero-box {
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-lg);
      padding: 36px 40px;
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(11, 17, 32, 0.95) 100%);
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      gap: 32px;
      align-items: center;
    }
    .category-hero-content h1 {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      line-height: 1.25;
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }
    .category-hero-content p {
      color: var(--text-muted);
      font-size: 0.98rem;
      line-height: 1.65;
      margin-bottom: 20px;
    }
    .category-stats-row {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
    }
    .stat-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 14px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-full);
      font-size: 0.85rem;
      color: var(--accent-cyan);
      font-weight: 600;
    }
    /* Group watch conversion card inside hero */
    .group-stream-card {
      background: rgba(30, 41, 59, 0.6);
      border: 1px solid rgba(6, 182, 212, 0.3);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: inset 0 0 20px rgba(6, 182, 212, 0.08);
      position: relative;
    }
    .group-live-indicator {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.82rem;
      color: #34d399;
      margin-bottom: 10px;
      font-weight: 700;
    }
    .live-dot {
      width: 8px;
      height: 8px;
      background: #34d399;
      border-radius: 50%;
      box-shadow: 0 0 10px #34d399;
      animation: pulseDot 1.8s infinite;
    }
    @keyframes pulseDot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.85); }
    }
    .group-stream-card h3 {
      font-size: 1.15rem;
      color: #fff;
      margin-bottom: 8px;
    }
    .group-stream-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
    }
    .group-progress-wrap {
      background: rgba(15, 23, 42, 0.8);
      border-radius: var(--radius-full);
      height: 8px;
      overflow: hidden;
      margin-bottom: 8px;
      border: 1px solid var(--border-subtle);
    }
    .group-progress-bar {
      width: 78%;
      height: 100%;
      background: linear-gradient(90deg, var(--accent-cyan), var(--primary));
    }
    .group-progress-text {
      display: flex;
      justify-content: space-between;
      font-size: 0.78rem;
      color: var(--text-dim);
      margin-bottom: 18px;
    }
    .group-actions {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    /* 2. Filter Bar */
    .filter-panel {
      padding: 24px 28px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .filter-row {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-wrap: wrap;
    }
    .filter-label {
      font-size: 0.85rem;
      color: var(--text-dim);
      min-width: 70px;
      font-weight: 600;
    }
    .filter-options {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .filter-chip {
      font-size: 0.82rem;
      padding: 5px 14px;
      border-radius: var(--radius-full);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text-muted);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-chip:hover {
      color: #fff;
      background: rgba(59, 130, 246, 0.15);
      border-color: var(--border-glow);
    }
    .filter-chip.active {
      background: linear-gradient(135deg, rgba(59, 130, 246, 0.3) 0%, rgba(6, 182, 212, 0.25) 100%);
      color: #fff;
      border-color: var(--accent-cyan);
      font-weight: 600;
      box-shadow: 0 0 10px rgba(6, 182, 212, 0.25);
    }
    /* 3. Poster Matrix Grid */
    .anime-matrix-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 20px;
      margin-bottom: 36px;
    }
    .anime-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-subtle);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .anime-card:hover {
      transform: translateY(-5px);
      border-color: var(--border-glow);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7), 0 0 16px rgba(59, 130, 246, 0.3);
    }
    .poster-wrap {
      position: relative;
      width: 100%;
      aspect-ratio: 2/3;
      overflow: hidden;
      background: #111827;
    }
    .poster-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .anime-card:hover .poster-wrap img {
      transform: scale(1.06);
    }
    .badge-top-left {
      position: absolute;
      top: 10px;
      left: 10px;
      padding: 3px 8px;
      font-size: 0.72rem;
      font-weight: 700;
      border-radius: 4px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(6px);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: #fff;
    }
    .badge-gold {
      background: rgba(234, 179, 8, 0.25);
      border-color: rgba(234, 179, 8, 0.6);
      color: #fde047;
    }
    .badge-top-right {
      position: absolute;
      top: 10px;
      right: 10px;
      padding: 2px 7px;
      font-size: 0.75rem;
      font-weight: 800;
      border-radius: 4px;
      background: rgba(59, 130, 246, 0.85);
      color: #fff;
      display: flex;
      align-items: center;
      gap: 3px;
    }
    .poster-overlay {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 30px 10px 8px;
      background: linear-gradient(to top, rgba(11, 17, 32, 0.95) 10%, transparent 100%);
      display: flex;
      justify-content: space-between;
      font-size: 0.76rem;
      color: var(--accent-cyan);
    }
    .anime-info {
      padding: 14px 12px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      justify-content: space-between;
    }
    .anime-title {
      font-size: 0.92rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.4;
      margin-bottom: 6px;
      display: -webkit-box;
      -webkit-line-clamp: 1;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .anime-meta-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.75rem;
      color: var(--text-dim);
    }
    .load-more-box {
      text-align: center;
      margin-top: 10px;
    }
    /* 4. Top Ranking Board */
    .ranking-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .rank-card {
      padding: 16px 20px;
      display: flex;
      align-items: center;
      gap: 16px;
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      transition: all 0.25s ease;
    }
    .rank-card:hover {
      border-color: var(--border-glow);
      transform: translateX(4px);
    }
    .rank-number {
      font-size: 1.5rem;
      font-weight: 900;
      line-height: 1;
      min-width: 32px;
      color: var(--text-dim);
    }
    .rank-card:nth-child(1) .rank-number { color: #f59e0b; text-shadow: 0 0 10px rgba(245, 158, 11, 0.4); }
    .rank-card:nth-child(2) .rank-number { color: #94a3b8; }
    .rank-card:nth-child(3) .rank-number { color: #d97706; }
    .rank-details {
      flex: 1;
      overflow: hidden;
    }
    .rank-title {
      font-size: 0.92rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .rank-stats {
      font-size: 0.78rem;
      color: var(--text-muted);
      display: flex;
      justify-content: space-between;
    }
    .rank-trend {
      font-size: 0.78rem;
      font-weight: 700;
      color: #10b981;
    }
    /* 5. Feature Specs */
    .specs-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .spec-card {
      padding: 28px;
      border-radius: var(--radius-md);
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
    }
    .spec-icon-box {
      width: 46px;
      height: 46px;
      border-radius: var(--radius-sm);
      background: rgba(59, 130, 246, 0.15);
      border: 1px solid var(--border-glow);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-cyan);
      font-size: 1.25rem;
      margin-bottom: 16px;
    }
    .spec-card h3 {
      font-size: 1.15rem;
      color: #fff;
      margin-bottom: 10px;
    }
    .spec-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    /* 6. FAQ Accordion */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      background: var(--bg-glass);
      overflow: hidden;
    }
    .faq-item summary {
      padding: 18px 24px;
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: background 0.2s ease;
    }
    .faq-item summary:hover {
      background: rgba(59, 130, 246, 0.08);
    }
    .faq-item summary::-webkit-details-marker {
      display: none;
    }
    .faq-icon {
      font-size: 1.2rem;
      color: var(--accent-cyan);
      transition: transform 0.25s ease;
    }
    .faq-item[open] .faq-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      padding: 0 24px 20px 24px;
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.65;
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      padding-top: 14px;
    }
    /* 7. Recommend Shelf */
    .recommend-shelf {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .shelf-card {
      padding: 16px;
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      display: flex;
      gap: 14px;
      align-items: center;
      transition: all 0.25s ease;
    }
    .shelf-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-2px);
    }
    .shelf-img {
      width: 64px;
      height: 84px;
      border-radius: 6px;
      object-fit: cover;
      flex-shrink: 0;
    }
    .shelf-text h4 {
      font-size: 0.9rem;
      color: #fff;
      margin-bottom: 6px;
      line-height: 1.3;
    }
    .shelf-text p {
      font-size: 0.78rem;
      color: var(--text-dim);
    }
    /* Footer */
    .site-footer {
      background: #04070e;
      border-top: 1px solid var(--border-subtle);
      padding: 60px 0 30px;
      margin-top: 60px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      font-size: 1.25rem;
      color: #fff;
      margin-bottom: 12px;
      font-weight: 800;
    }
    .footer-brand p {
      color: var(--text-dim);
      font-size: 0.85rem;
      line-height: 1.65;
      max-width: 320px;
    }
    .footer-col h5 {
      font-size: 0.95rem;
      color: #fff;
      margin-bottom: 16px;
      font-weight: 700;
    }
    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-col a {
      color: var(--text-muted);
      font-size: 0.85rem;
    }
    .footer-col a:hover {
      color: var(--accent-cyan);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.8rem;
      color: var(--text-dim);
    }
    /* Responsive Media Queries */
    @media (max-width: 1024px) {
      .category-hero-box {
        grid-template-columns: 1fr;
      }
      .anime-matrix-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .ranking-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .specs-grid {
        grid-template-columns: 1fr;
      }
      .recommend-shelf {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .category-hero-content h1 {
        font-size: 1.7rem;
      }
      .anime-matrix-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .ranking-grid {
        grid-template-columns: 1fr;
      }
      .recommend-shelf {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category3 */
:root {
      --bg-base: #070b14;
      --bg-surface: #0b1120;
      --bg-glass: rgba(15, 23, 42, 0.72);
      --bg-card: rgba(17, 24, 39, 0.78);
      --border-glow: rgba(59, 130, 246, 0.28);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --primary: #3b82f6;
      --primary-hover: #2563eb;
      --accent-cyan: #06b6d4;
      --accent-purple: #8b5cf6;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --glow-shadow: 0 0 24px rgba(59, 130, 246, 0.45);
      --glow-hover: 0 0 35px rgba(6, 182, 212, 0.65);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(30, 58, 138, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 85% 65%, rgba(14, 116, 144, 0.22) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
      background-attachment: fixed;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Floating Island Header */
    .nav-wrapper {
      position: fixed;
      top: 18px;
      left: 0;
      width: 100%;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 20px;
      pointer-events: none;
    }
    .nav-island {
      width: 100%;
      max-width: 1240px;
      background: rgba(11, 17, 32, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-glow);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(59, 130, 246, 0.15);
      border-radius: var(--radius-lg);
      padding: 12px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      pointer-events: auto;
      transition: all 0.3s ease;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }
    .brand-logo .dot-badge {
      width: 10px;
      height: 10px;
      background: var(--accent-cyan);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent-cyan);
    }
    .brand-logo span {
      background: linear-gradient(135deg, #ffffff 30%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 16px;
    }
    .nav-menu a {
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }
    .nav-menu a:hover,
    .nav-menu a.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.15);
      box-shadow: 0 0 12px rgba(59, 130, 246, 0.2);
    }
    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 0.92rem;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .btn-glow {
      background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
      color: #fff;
      box-shadow: var(--glow-shadow);
    }
    .btn-glow:hover {
      transform: translateY(-2px);
      box-shadow: var(--glow-hover);
      color: #fff;
    }
    .btn-secondary {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--border-glow);
      color: var(--text-main);
      backdrop-filter: blur(8px);
    }
    .btn-secondary:hover {
      background: rgba(59, 130, 246, 0.2);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* Common Card & Section */
    section {
      padding: 56px 0;
      position: relative;
    }
    .section-head {
      margin-bottom: 32px;
    }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.8rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--accent-cyan);
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.28);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 10px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      line-height: 1.3;
      margin-bottom: 10px;
      color: #fff;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.98rem;
      max-width: 760px;
      line-height: 1.65;
    }
    .glass-card {
      background: var(--bg-glass);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .glass-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
      box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(59, 130, 246, 0.2);
    }

    /* 1. Category Banner & Voucher Wall Style Header */
    .cat-hero-banner {
      padding-top: 130px;
      padding-bottom: 40px;
      position: relative;
      overflow: hidden;
    }
    .cat-hero-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.14;
      z-index: -1;
      filter: blur(2px);
    }
    .hero-summary-box {
      border: 1px solid var(--border-glow);
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 58, 138, 0.28) 100%);
      border-radius: var(--radius-lg);
      padding: 36px 40px;
      position: relative;
      box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
    }
    .hero-summary-top {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: flex-start;
      gap: 20px;
      margin-bottom: 24px;
    }
    .hero-summary-info h1 {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
      line-height: 1.25;
    }
    .hero-summary-info p {
      color: var(--text-muted);
      font-size: 1.05rem;
      max-width: 740px;
      line-height: 1.7;
    }
    .hero-stat-pill {
      display: inline-flex;
      align-items: center;
      gap: 14px;
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.35);
      padding: 12px 24px;
      border-radius: var(--radius-md);
      box-shadow: 0 0 20px rgba(6, 182, 212, 0.15);
    }
    .stat-pill-num {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--accent-cyan);
      font-variant-numeric: tabular-nums;
    }
    .stat-pill-text {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.3;
    }

    /* Coupon / VIP Free Pass Wall */
    .coupon-wall {
      margin-top: 24px;
      display: grid;
      grid-template-columns: 1.6fr 1fr;
      gap: 20px;
      align-items: stretch;
    }
    .coupon-main-card {
      background: linear-gradient(135deg, rgba(30, 58, 138, 0.6) 0%, rgba(15, 23, 42, 0.85) 100%);
      border: 1px dashed var(--accent-cyan);
      border-radius: var(--radius-md);
      padding: 24px 28px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 24px;
      box-shadow: 0 0 25px rgba(6, 182, 212, 0.2);
    }
    .coupon-left h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }
    .coupon-left p {
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .coupon-right {
      flex-shrink: 0;
    }
    .coupon-sub-card {
      background: rgba(15, 23, 42, 0.6);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }
    .coupon-sub-card span {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* 2. Multi-dimension Filter Bar */
    .filter-panel {
      padding: 10px 0 24px 0;
    }
    .filter-container {
      background: var(--bg-surface);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .filter-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      font-size: 0.9rem;
    }
    .filter-label {
      color: var(--text-dim);
      font-weight: 600;
      min-width: 72px;
    }
    .filter-tag {
      padding: 5px 14px;
      border-radius: var(--radius-sm);
      color: var(--text-muted);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
      font-size: 0.86rem;
    }
    .filter-tag:hover,
    .filter-tag.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.2);
      border-color: var(--primary);
    }
    .filter-tag.active {
      font-weight: 600;
      box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
    }

    /* 3. Core Anime Matrix Grid */
    .anime-matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
      margin-bottom: 36px;
    }
    .anime-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      position: relative;
      transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .anime-card:hover {
      transform: translateY(-5px);
      border-color: var(--accent-cyan);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7), 0 0 20px rgba(6, 182, 212, 0.25);
    }
    .poster-wrap {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background: #000;
    }
    .poster-img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .anime-card:hover .poster-img {
      transform: scale(1.06);
    }
    .badge-status {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(15, 23, 42, 0.85);
      border: 1px solid var(--accent-cyan);
      color: var(--accent-cyan);
      font-size: 0.72rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(8px);
      z-index: 2;
    }
    .badge-rating {
      position: absolute;
      bottom: 10px;
      right: 10px;
      background: rgba(234, 179, 8, 0.2);
      border: 1px solid rgba(234, 179, 8, 0.5);
      color: #facc15;
      font-weight: 800;
      font-size: 0.8rem;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(8px);
      z-index: 2;
    }
    .anime-detail {
      padding: 16px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .anime-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 1;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .anime-meta {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.8rem;
      color: var(--text-dim);
      margin-bottom: 10px;
    }
    .anime-meta span {
      background: rgba(255, 255, 255, 0.05);
      padding: 2px 6px;
      border-radius: 4px;
    }
    .anime-plot {
      font-size: 0.84rem;
      color: var(--text-muted);
      line-height: 1.5;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 14px;
    }
    .anime-footer {
      margin-top: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 12px;
    }
    .anime-spec {
      font-size: 0.78rem;
      color: var(--accent-cyan);
      font-weight: 600;
    }
    .btn-play-sm {
      background: rgba(59, 130, 246, 0.15);
      border: 1px solid var(--border-glow);
      color: #fff;
      font-size: 0.8rem;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: var(--radius-full);
      transition: all 0.25s ease;
    }
    .btn-play-sm:hover {
      background: var(--primary);
      box-shadow: 0 0 12px rgba(59, 130, 246, 0.5);
    }
    .matrix-action-bar {
      text-align: center;
      margin-top: 16px;
    }

    /* 4. Weekly Top Ranking Leaderboard */
    .leaderboard-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .rank-item {
      display: flex;
      align-items: center;
      gap: 16px;
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 14px 18px;
      transition: all 0.25s ease;
    }
    .rank-item:hover {
      border-color: var(--border-glow);
      transform: translateX(4px);
    }
    .rank-num {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-muted);
      font-weight: 800;
      font-size: 1.1rem;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .rank-num.top-1 {
      background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
      color: #fff;
      box-shadow: 0 0 12px rgba(239, 68, 68, 0.4);
    }
    .rank-num.top-2 {
      background: linear-gradient(135deg, #f97316 0%, #c2410c 100%);
      color: #fff;
      box-shadow: 0 0 12px rgba(249, 115, 22, 0.4);
    }
    .rank-num.top-3 {
      background: linear-gradient(135deg, #eab308 0%, #a16207 100%);
      color: #fff;
      box-shadow: 0 0 12px rgba(234, 179, 8, 0.4);
    }
    .rank-content {
      flex: 1;
      overflow: hidden;
    }
    .rank-name {
      font-size: 0.98rem;
      font-weight: 700;
      color: #fff;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      margin-bottom: 4px;
    }
    .rank-sub {
      font-size: 0.8rem;
      color: var(--text-dim);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .heat-index {
      color: var(--accent-cyan);
      font-weight: 600;
    }

    /* 5. Feature & Streaming Parameter Section */
    .specs-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .spec-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .spec-icon-box {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: rgba(59, 130, 246, 0.15);
      border: 1px solid var(--border-glow);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-weight: 800;
      font-size: 1.1rem;
    }
    .spec-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
    }
    .spec-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 6. FAQ Accordion */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
      max-width: 960px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.3s ease;
    }
    .faq-item:hover {
      border-color: var(--border-glow);
    }
    .faq-question {
      padding: 18px 24px;
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      user-select: none;
    }
    .faq-toggle-icon {
      font-size: 1.2rem;
      color: var(--accent-cyan);
      transition: transform 0.3s ease;
    }
    .faq-item.active .faq-toggle-icon {
      transform: rotate(45deg);
    }
    .faq-answer {
      padding: 0 24px 18px 24px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 7. Explore & Related Recommendations */
    .rel-recom-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .recom-box {
      background: var(--bg-glass);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.3s ease;
    }
    .recom-box:hover {
      border-color: var(--border-glow);
      transform: translateY(-4px);
    }
    .recom-thumb {
      aspect-ratio: 16 / 9;
      width: 100%;
      object-fit: cover;
    }
    .recom-info {
      padding: 18px 20px;
    }
    .recom-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }
    .recom-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 12px;
    }
    .recom-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--accent-cyan);
      font-size: 0.84rem;
      font-weight: 600;
    }

    /* Footer */
    .site-footer {
      background: #04070f;
      border-top: 1px solid var(--border-subtle);
      padding: 64px 0 32px 0;
      margin-top: 60px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand h4 {
      font-size: 1.35rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }
    .footer-brand p {
      color: var(--text-dim);
      font-size: 0.9rem;
      line-height: 1.7;
      max-width: 360px;
    }
    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
    }
    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-col a {
      color: var(--text-muted);
      font-size: 0.88rem;
    }
    .footer-col a:hover {
      color: var(--accent-cyan);
      padding-left: 4px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 16px;
      font-size: 0.82rem;
      color: var(--text-dim);
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .anime-matrix-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .coupon-wall {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-wrapper {
        top: 10px;
        padding: 0 10px;
      }
      .nav-island {
        padding: 10px 16px;
      }
      .nav-menu {
        display: none;
      }
      .hero-summary-box {
        padding: 24px 20px;
      }
      .hero-summary-info h1 {
        font-size: 1.6rem;
      }
      .anime-matrix-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
      }
      .leaderboard-grid {
        grid-template-columns: 1fr;
      }
      .specs-grid {
        grid-template-columns: 1fr;
      }
      .rel-recom-grid {
        grid-template-columns: 1fr;
      }
      .coupon-main-card {
        flex-direction: column;
        align-items: flex-start;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 520px) {
      .anime-matrix-grid {
        grid-template-columns: 1fr;
      }
    }

/* roulang page: category5 */
:root {
      --bg-base: #070b14;
      --bg-surface: #0b1120;
      --bg-glass: rgba(15, 23, 42, 0.72);
      --bg-card: rgba(17, 24, 39, 0.78);
      --border-glow: rgba(59, 130, 246, 0.28);
      --border-subtle: rgba(255, 255, 255, 0.08);
      --primary: #3b82f6;
      --primary-hover: #2563eb;
      --accent-cyan: #06b6d4;
      --accent-purple: #8b5cf6;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-full: 9999px;
      --glow-shadow: 0 0 24px rgba(59, 130, 246, 0.45);
      --glow-hover: 0 0 35px rgba(6, 182, 212, 0.65);
    }

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

    body {
      background-color: var(--bg-base);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(30, 58, 138, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 85% 65%, rgba(14, 116, 144, 0.22) 0%, transparent 45%),
        radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.2) 0%, transparent 50%);
      background-attachment: fixed;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Floating Island Header */
    .nav-wrapper {
      position: fixed;
      top: 18px;
      left: 0;
      width: 100%;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 20px;
      pointer-events: none;
    }

    .nav-island {
      width: 100%;
      max-width: 1240px;
      background: rgba(11, 17, 32, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-glow);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(59, 130, 246, 0.15);
      border-radius: var(--radius-lg);
      padding: 12px 28px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      pointer-events: auto;
      transition: all 0.3s ease;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: #fff;
    }

    .brand-logo .dot-badge {
      width: 10px;
      height: 10px;
      background: var(--accent-cyan);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent-cyan);
    }

    .brand-logo span {
      background: linear-gradient(135deg, #ffffff 30%, #60a5fa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 22px;
    }

    .nav-menu a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }

    .nav-menu a:hover,
    .nav-menu a.active {
      color: #fff;
      background: rgba(59, 130, 246, 0.15);
      box-shadow: 0 0 12px rgba(59, 130, 246, 0.2);
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 11px 24px;
      border-radius: var(--radius-full);
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      border: 1px solid transparent;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn-glow {
      background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
      color: #fff;
      box-shadow: var(--glow-shadow);
    }

    .btn-glow:hover {
      transform: translateY(-2px);
      box-shadow: var(--glow-hover);
      color: #fff;
    }

    .btn-secondary {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid var(--border-glow);
      color: var(--text-main);
      backdrop-filter: blur(8px);
    }

    .btn-secondary:hover {
      background: rgba(59, 130, 246, 0.2);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* Base Glass Card */
    .glass-card {
      background: var(--bg-glass);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .glass-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
      box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(59, 130, 246, 0.2);
    }

    section {
      padding: 48px 0;
      position: relative;
    }

    .section-head {
      margin-bottom: 28px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--accent-cyan);
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.28);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 1.85rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      line-height: 1.3;
      margin-bottom: 10px;
      color: #fff;
    }

    .section-desc {
      color: var(--text-muted);
      font-size: 0.96rem;
      max-width: 820px;
      line-height: 1.7;
    }

    /* 1. Category Header Banner */
    .cat-hero-section {
      padding-top: 130px;
      padding-bottom: 36px;
      position: relative;
      overflow: hidden;
    }

    .cat-hero-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.15;
      z-index: -1;
      filter: blur(4px);
    }

    .cat-header-banner {
      padding: 36px 40px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 30px;
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 58, 138, 0.35) 100%);
      border: 1px solid var(--border-glow);
    }

    .cat-hero-content h1 {
      font-size: 2.3rem;
      font-weight: 900;
      color: #fff;
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

    .cat-hero-content p {
      color: var(--text-muted);
      font-size: 1.02rem;
      max-width: 720px;
      line-height: 1.7;
    }

    .cat-stat-badge {
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      text-align: right;
      padding-left: 24px;
      border-left: 1px solid rgba(255, 255, 255, 0.1);
      min-width: 200px;
    }

    .cat-stat-num {
      font-size: 2.6rem;
      font-weight: 900;
      color: var(--accent-cyan);
      line-height: 1;
      text-shadow: 0 0 15px rgba(6, 182, 212, 0.5);
    }

    .cat-stat-label {
      font-size: 0.88rem;
      color: var(--text-dim);
      margin-top: 6px;
    }

    /* 2. Schedule Week Tabs & Multi-Dimension Filter */
    .filter-container {
      padding: 24px 30px;
      margin-bottom: 24px;
    }

    .week-tabs {
      display: flex;
      align-items: center;
      gap: 10px;
      padding-bottom: 20px;
      margin-bottom: 20px;
      border-bottom: 1px solid var(--border-subtle);
      overflow-x: auto;
    }

    .week-tab {
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      font-weight: 700;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-subtle);
      color: var(--text-muted);
      cursor: pointer;
      white-space: nowrap;
      transition: all 0.25s ease;
    }

    .week-tab:hover {
      color: #fff;
      border-color: var(--primary);
    }

    .week-tab.active {
      background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);
      color: #fff;
      border-color: var(--primary);
      box-shadow: 0 0 14px rgba(59, 130, 246, 0.4);
    }

    .filter-row {
      display: flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 12px;
      font-size: 0.9rem;
    }

    .filter-row:last-child {
      margin-bottom: 0;
    }

    .filter-label {
      color: var(--text-dim);
      min-width: 72px;
      font-weight: 600;
    }

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

    .filter-tag {
      padding: 4px 12px;
      border-radius: var(--radius-full);
      background: rgba(255, 255, 255, 0.03);
      color: var(--text-muted);
      cursor: pointer;
      font-size: 0.85rem;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }

    .filter-tag:hover {
      color: #fff;
      border-color: rgba(59, 130, 246, 0.3);
    }

    .filter-tag.active {
      background: rgba(59, 130, 246, 0.15);
      border-color: var(--primary);
      color: #60a5fa;
      font-weight: 600;
    }

    /* 3. Core Matrix Grid */
    .anime-matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      margin-top: 24px;
    }

    .anime-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      border: 1px solid var(--border-subtle);
      background: var(--bg-card);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .anime-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-5px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7), 0 0 20px rgba(59, 130, 246, 0.3);
    }

    .card-thumb-wrap {
      position: relative;
      width: 100%;
      padding-top: 138%; /* 接近电影海报比例 */
      overflow: hidden;
      background: #0f172a;
    }

    .card-thumb-wrap img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .anime-card:hover .card-thumb-wrap img {
      transform: scale(1.06);
    }

    .badge-status {
      position: absolute;
      top: 10px;
      left: 10px;
      padding: 3px 10px;
      border-radius: var(--radius-sm);
      font-size: 0.75rem;
      font-weight: 700;
      background: rgba(15, 23, 42, 0.85);
      border: 1px solid rgba(59, 130, 246, 0.4);
      color: #93c5fd;
      backdrop-filter: blur(4px);
    }

    .badge-quality {
      position: absolute;
      top: 10px;
      right: 10px;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      font-size: 0.75rem;
      font-weight: 800;
      background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
      color: #fff;
      box-shadow: 0 0 10px rgba(239, 68, 68, 0.5);
    }

    .card-hover-plot {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      padding: 16px;
      background: linear-gradient(to top, rgba(11, 17, 32, 0.96) 0%, rgba(11, 17, 32, 0.8) 70%, transparent 100%);
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.5;
      transform: translateY(100%);
      transition: transform 0.3s ease;
    }

    .anime-card:hover .card-hover-plot {
      transform: translateY(0);
    }

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

    .card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.82rem;
      color: var(--text-dim);
    }

    .card-time {
      color: var(--accent-cyan);
      font-weight: 600;
    }

    .card-score {
      color: #f59e0b;
      font-weight: 700;
    }

    .load-more-wrap {
      text-align: center;
      margin-top: 40px;
    }

    /* 4. Weekly Hot Ranking */
    .ranking-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .ranking-item {
      display: flex;
      align-items: center;
      padding: 16px 20px;
      gap: 18px;
    }

    .rank-num {
      font-size: 1.5rem;
      font-weight: 900;
      width: 32px;
      text-align: center;
      color: var(--text-dim);
    }

    .rank-num.top-1 { color: #f59e0b; text-shadow: 0 0 10px rgba(245, 158, 11, 0.4); }
    .rank-num.top-2 { color: #94a3b8; }
    .rank-num.top-3 { color: #b45309; }

    .rank-content {
      flex-grow: 1;
    }

    .rank-title {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
    }

    .rank-sub {
      font-size: 0.82rem;
      color: var(--text-muted);
      display: flex;
      gap: 12px;
    }

    .rank-heat {
      text-align: right;
      min-width: 80px;
    }

    .rank-heat-val {
      font-size: 1rem;
      font-weight: 800;
      color: var(--accent-cyan);
    }

    .rank-heat-trend {
      font-size: 0.75rem;
      color: #10b981;
    }

    /* 5. Feature & Tech Parameters */
    .feature-params-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .param-box {
      padding: 30px;
    }

    .param-icon {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-sm);
      background: rgba(59, 130, 246, 0.12);
      border: 1px solid var(--border-glow);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-cyan);
      font-size: 1.2rem;
      font-weight: 900;
      margin-bottom: 20px;
    }

    .param-box h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }

    .param-box p {
      color: var(--text-muted);
      font-size: 0.9rem;
      line-height: 1.6;
    }

    /* 6. Specific FAQ Accordion */
    .faq-container {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      padding: 22px 28px;
      margin-bottom: 16px;
      border: 1px solid var(--border-subtle);
    }

    .faq-question {
      font-size: 1.08rem;
      font-weight: 700;
      color: #fff;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }

    .faq-question::after {
      content: '+';
      font-size: 1.3rem;
      color: var(--accent-cyan);
    }

    .faq-answer {
      margin-top: 12px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 7. Explore & Recommendation Area */
    .explore-track {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .explore-card {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      height: 180px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 24px;
      border: 1px solid var(--border-subtle);
    }

    .explore-card img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.35;
      z-index: 1;
      transition: transform 0.4s ease, opacity 0.4s ease;
    }

    .explore-card:hover img {
      transform: scale(1.08);
      opacity: 0.55;
    }

    .explore-content {
      position: relative;
      z-index: 2;
    }

    .explore-title {
      font-size: 1.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 6px;
    }

    .explore-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* Footer */
    .site-footer {
      background: #040711;
      border-top: 1px solid var(--border-subtle);
      padding: 60px 0 30px;
      margin-top: 60px;
      font-size: 0.9rem;
    }

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

    .footer-brand h4 {
      font-size: 1.3rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }

    .footer-brand p {
      color: var(--text-dim);
      line-height: 1.7;
      max-width: 340px;
    }

    .footer-col h5 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
    }

    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-col a {
      color: var(--text-muted);
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      color: var(--text-dim);
      font-size: 0.82rem;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .anime-matrix-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .feature-params-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .cat-header-banner {
        flex-direction: column;
        align-items: flex-start;
      }
      .cat-stat-badge {
        padding-left: 0;
        border-left: none;
        align-items: flex-start;
        text-align: left;
      }
      .anime-matrix-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
      }
      .ranking-grid {
        grid-template-columns: 1fr;
      }
      .explore-track {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .section-title {
        font-size: 1.5rem;
      }
    }

    @media (max-width: 520px) {
      .anime-matrix-grid {
        grid-template-columns: 1fr;
      }
      .cat-hero-content h1 {
        font-size: 1.65rem;
      }
      .week-tabs {
        gap: 6px;
      }
      .week-tab {
        padding: 8px 14px;
        font-size: 0.85rem;
      }
    }