/* roulang page: index */
:root {
      --bg-main: #0A0B10;
      --bg-card: #12141E;
      --bg-card-glass: rgba(18, 20, 30, 0.85);
      --primary: #F43F5E;
      --primary-hover: #E11D48;
      --accent-violet: #8B5CF6;
      --accent-cyan: #06B6D4;
      --text-main: #F8FAFC;
      --text-muted: #CBD5E1;
      --text-dim: #64748B;
      --border-color: #1E293B;
      --border-light: rgba(255, 255, 255, 0.08);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-pill: 9999px;
      --shadow-cinema: 0 12px 24px -8px rgba(244, 63, 94, 0.35);
      --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      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: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }
    /* 顶部导航 Header & Mega Menu */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 11, 16, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-light);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.35rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .brand-badge {
      background: linear-gradient(135deg, var(--primary), var(--accent-violet));
      color: #fff;
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      text-transform: uppercase;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
    }
    .nav-item {
      position: relative;
    }
    .nav-link {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 500;
      padding: 10px 0;
      display: inline-block;
    }
    .nav-link:hover, .nav-link.active {
      color: #fff;
    }
    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    /* Mega Menu Dropdown */
    .has-mega:hover .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .mega-panel {
      position: absolute;
      top: 100%;
      right: -80px;
      width: 620px;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      padding: 24px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(12px);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .mega-col h4 {
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }
    .mega-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .mega-list a {
      font-size: 0.9rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .mega-list a:hover {
      color: var(--primary);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: var(--radius-pill);
      padding: 10px 22px;
      cursor: pointer;
      border: none;
      transition: all 0.25s ease;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary), var(--accent-violet));
      color: #fff;
      box-shadow: 0 4px 14px rgba(244, 63, 94, 0.4);
    }
    .btn-primary:hover {
      opacity: 0.95;
      transform: translateY(-1px);
      box-shadow: 0 6px 20px rgba(244, 63, 94, 0.6);
    }
    .btn-outline {
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-main);
      border: 1px solid var(--border-light);
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.2);
    }
    /* Section通用排版 */
    .section-spacing {
      padding: 80px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }
    .section-header {
      margin-bottom: 40px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .section-tag {
      color: var(--accent-cyan);
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.98rem;
      max-width: 680px;
      line-height: 1.7;
    }
    /* 1. Hero 展区 */
    .hero-section {
      position: relative;
      padding: 100px 0 80px;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      overflow: hidden;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(10,11,16,0.7) 0%, rgba(10,11,16,0.95) 100%);
      backdrop-filter: blur(4px);
    }
    .hero-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }
    .hero-h1 {
      font-size: 2.85rem;
      line-height: 1.25;
      font-weight: 900;
      margin-bottom: 20px;
      letter-spacing: -1px;
      color: #fff;
    }
    .hero-h1 span {
      background: linear-gradient(135deg, #FFF 30%, var(--primary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-p {
      color: var(--text-muted);
      font-size: 1.05rem;
      line-height: 1.75;
      margin-bottom: 32px;
    }
    .hero-badges {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 32px;
    }
    .badge-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-light);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 0.82rem;
      color: var(--text-muted);
    }
    .badge-item .dot {
      width: 6px;
      height: 6px;
      background: var(--accent-cyan);
      border-radius: 50%;
    }
    .hero-media-box {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
    }
    .hero-media-box img {
      width: 100%;
      height: 440px;
      object-fit: cover;
    }
    .hero-floating-tag {
      position: absolute;
      bottom: 20px;
      left: 20px;
      background: rgba(18, 20, 30, 0.85);
      backdrop-filter: blur(10px);
      padding: 12px 18px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-light);
      font-size: 0.88rem;
    }
    /* 2. 核心服务矩阵 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .service-card {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .service-card:hover {
      transform: translateY(-4px);
      border-color: rgba(244, 63, 94, 0.3);
      box-shadow: var(--shadow-cinema);
    }
    .service-icon {
      width: 44px;
      height: 44px;
      border-radius: 8px;
      background: rgba(244, 63, 94, 0.1);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      font-weight: bold;
    }
    .service-card h3 {
      font-size: 1.15rem;
      color: #fff;
    }
    .service-card p {
      font-size: 0.9rem;
      color: var(--text-dim);
      line-height: 1.6;
    }
    /* 3. 实时数据与性能看板 */
    .stats-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1px;
      background: var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
    }
    .stat-item {
      background: var(--bg-card);
      padding: 32px 24px;
      text-align: center;
    }
    .stat-number {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 6px;
      letter-spacing: -1px;
    }
    .stat-number.highlight {
      color: var(--accent-cyan);
    }
    .stat-label {
      font-size: 0.88rem;
      color: var(--text-dim);
    }
    /* 4. 点播与观影体验方案流程 */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-card {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 28px 20px;
      position: relative;
    }
    .step-badge {
      font-size: 0.8rem;
      font-weight: 800;
      color: var(--accent-violet);
      margin-bottom: 12px;
      display: inline-block;
    }
    .step-card h3 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 8px;
    }
    .step-card p {
      font-size: 0.88rem;
      color: var(--text-dim);
      line-height: 1.6;
    }
    /* 5. 热门精选与高分剧目案例墙 */
    .poster-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 20px;
    }
    .poster-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-light);
      position: relative;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .poster-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-cinema);
      border-color: rgba(244, 63, 94, 0.4);
    }
    .poster-img-wrap {
      position: relative;
      aspect-ratio: 3/4;
      overflow: hidden;
    }
    .poster-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .poster-card:hover .poster-img-wrap img {
      transform: scale(1.05);
    }
    .poster-tag-corner {
      position: absolute;
      top: 8px;
      right: 8px;
      background: rgba(0, 0, 0, 0.75);
      border: 1px solid var(--border-light);
      color: #fff;
      font-size: 0.72rem;
      padding: 2px 8px;
      border-radius: 4px;
      backdrop-filter: blur(4px);
    }
    .poster-info {
      padding: 16px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .poster-info h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 0.8rem;
      color: var(--text-dim);
    }
    .poster-score {
      color: #F59E0B;
      font-weight: 700;
    }
    /* 6. 影视专题与片库分类导航入口 */
    .category-entry-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .category-card {
      position: relative;
      height: 280px;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-light);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 24px;
      transition: all 0.3s ease;
    }
    .category-card-bg {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      z-index: 1;
      transition: transform 0.4s ease;
    }
    .category-card-mask {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(10,11,16,0.1) 0%, rgba(10,11,16,0.92) 80%);
      z-index: 2;
    }
    .category-card-content {
      position: relative;
      z-index: 3;
    }
    .category-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 16px 30px rgba(0,0,0,0.6);
      border-color: rgba(139, 92, 246, 0.4);
    }
    .category-card:hover .category-card-bg {
      transform: scale(1.06);
    }
    .category-card h3 {
      font-size: 1.25rem;
      color: #fff;
      margin-bottom: 6px;
    }
    .category-card p {
      font-size: 0.82rem;
      color: var(--text-muted);
      margin-bottom: 14px;
    }
    /* 7. 独家重制与新番资讯前瞻列表 */
    .news-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .news-card {
      display: flex;
      gap: 16px;
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 16px;
      transition: border-color 0.25s ease;
    }
    .news-card:hover {
      border-color: rgba(255, 255, 255, 0.2);
    }
    .news-thumb {
      width: 140px;
      height: 96px;
      flex-shrink: 0;
      border-radius: var(--radius-sm);
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-body {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .news-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.4;
    }
    .news-time {
      font-size: 0.8rem;
      color: var(--text-dim);
    }
    /* 8. 播放器架构与生态合作伙伴 */
    .partner-matrix {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 16px;
    }
    .partner-item {
      background: rgba(18, 20, 30, 0.6);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-sm);
      padding: 18px 12px;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }
    .partner-item span {
      font-size: 0.85rem;
      color: var(--text-muted);
      font-weight: 600;
    }
    .partner-badge {
      font-size: 0.7rem;
      color: var(--accent-cyan);
      background: rgba(6, 182, 212, 0.1);
      padding: 2px 6px;
      border-radius: 4px;
    }
    /* 9. 多终端与画质兼容性矩阵 */
    .matrix-table-wrap {
      overflow-x: auto;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      background: var(--bg-card);
    }
    .matrix-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 0.9rem;
    }
    .matrix-table th, .matrix-table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-light);
    }
    .matrix-table th {
      background: rgba(255, 255, 255, 0.02);
      color: #fff;
      font-weight: 600;
    }
    .matrix-table tr:last-child td {
      border-bottom: none;
    }
    .matrix-table td {
      color: var(--text-muted);
    }
    .status-check {
      color: #10B981;
      font-weight: 700;
    }
    /* 10. 影迷观影与技术排障 FAQ */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      max-width: 900px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .faq-question {
      padding: 18px 24px;
      font-weight: 600;
      color: #fff;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: transparent;
      width: 100%;
      text-align: left;
      border: none;
      font-size: 1rem;
    }
    .faq-answer {
      padding: 0 24px 20px 24px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    /* 11. 全天候流畅观影服务保障条 */
    .guarantee-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      background: linear-gradient(90deg, rgba(244,63,94,0.05) 0%, rgba(139,92,246,0.05) 100%);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .guarantee-item {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .guarantee-icon {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: rgba(244, 63, 94, 0.15);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      flex-shrink: 0;
    }
    .guarantee-text h4 {
      font-size: 0.95rem;
      color: #fff;
      margin-bottom: 2px;
    }
    .guarantee-text p {
      font-size: 0.78rem;
      color: var(--text-dim);
    }
    /* 12. 全平台观影私享预约与转化 CTA */
    .cta-card-wrap {
      background: linear-gradient(135deg, rgba(244,63,94,0.15), rgba(139,92,246,0.15));
      border: 1px solid rgba(244, 63, 94, 0.3);
      border-radius: var(--radius-lg);
      padding: 56px 40px;
      text-align: center;
      position: relative;
      box-shadow: 0 20px 50px rgba(0,0,0,0.6);
    }
    .cta-content {
      max-width: 640px;
      margin: 0 auto;
    }
    .cta-content h2 {
      font-size: 2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
    }
    .cta-content p {
      color: var(--text-muted);
      font-size: 1rem;
      line-height: 1.7;
      margin-bottom: 28px;
    }
    .cta-input-group {
      display: flex;
      justify-content: center;
      gap: 12px;
      max-width: 480px;
      margin: 0 auto;
    }
    .cta-input {
      flex-grow: 1;
      padding: 12px 20px;
      background: rgba(10, 11, 16, 0.8);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-pill);
      color: #fff;
      font-size: 0.92rem;
      outline: none;
      transition: border-color 0.25s ease;
    }
    .cta-input:focus {
      border-color: var(--primary);
    }
    /* 页脚 Footer */
    .site-footer {
      background: #08090D;
      border-top: 1px solid var(--border-color);
      padding: 64px 0 32px;
      color: var(--text-dim);
      font-size: 0.88rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 36px;
      margin-bottom: 48px;
    }
    .footer-col h4 {
      color: #fff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .footer-col p {
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links 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;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .footer-secure-tags {
      display: flex;
      gap: 12px;
    }
    .footer-tag {
      background: rgba(255, 255, 255, 0.04);
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      font-size: 0.76rem;
      border: 1px solid var(--border-light);
      color: var(--text-dim);
    }
    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .services-grid, .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .poster-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .category-entry-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .partner-matrix {
        grid-template-columns: repeat(3, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .stats-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .poster-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .news-grid {
        grid-template-columns: 1fr;
      }
      .guarantee-bar {
        grid-template-columns: 1fr;
      }
      .hero-h1 {
        font-size: 2.1rem;
      }
      .cta-card-wrap {
        padding: 36px 20px;
      }
      .cta-input-group {
        flex-direction: column;
      }
    }
    @media (max-width: 520px) {
      .services-grid, .steps-grid, .category-entry-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

/* roulang page: category1 */
:root {
  --bg-main: #0A0B10;
  --bg-card: #12141E;
  --bg-card-glass: rgba(18, 20, 30, 0.85);
  --primary: #F43F5E;
  --primary-hover: #E11D48;
  --accent-violet: #8B5CF6;
  --accent-cyan: #06B6D4;
  --text-main: #F8FAFC;
  --text-muted: #CBD5E1;
  --text-dim: #64748B;
  --border-color: #1E293B;
  --border-light: rgba(255, 255, 255, 0.08);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  --shadow-cinema: 0 12px 24px -8px rgba(244, 63, 94, 0.35);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  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: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 11, 16, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
}
.brand-badge {
  background: linear-gradient(135deg, var(--primary), var(--accent-violet));
  color: #fff;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-transform: uppercase;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-item {
  position: relative;
}
.nav-link {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
  padding: 10px 0;
  display: inline-block;
}
.nav-link:hover, .nav-link.active {
  color: #fff;
}
.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.has-mega:hover .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega-panel {
  position: absolute;
  top: 100%;
  right: -80px;
  width: 620px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.mega-col h4 {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.mega-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mega-list a {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.mega-list a:hover {
  color: var(--primary);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 10px 22px;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent-violet));
  color: #fff;
  box-shadow: 0 4px 14px rgba(244, 63, 94, 0.4);
}
.btn-primary:hover {
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(244, 63, 94, 0.6);
}
.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-light);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}
.section-spacing {
  padding: 64px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.section-header {
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.section-tag {
  color: var(--accent-cyan);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.section-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
}
.section-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 680px;
  line-height: 1.65;
}

/* 1. 分类导视与多维筛选条 */
.category-hero-header {
  padding-top: 48px;
  padding-bottom: 32px;
}
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.breadcrumb-nav a {
  color: var(--text-muted);
}
.breadcrumb-nav a:hover {
  color: var(--primary);
}
.cat-h1 {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: #fff;
  margin-bottom: 12px;
}
.cat-h1 span {
  background: linear-gradient(135deg, #FFF 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.filter-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.filter-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  font-size: 0.88rem;
}
.filter-label {
  color: var(--text-dim);
  font-weight: 600;
  min-width: 60px;
  padding-top: 4px;
}
.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.filter-item {
  color: var(--text-muted);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 0.82rem;
  transition: all 0.2s ease;
}
.filter-item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.filter-item.active {
  background: rgba(244, 63, 94, 0.15);
  border-color: rgba(244, 63, 94, 0.5);
  color: var(--primary);
  font-weight: 600;
}

/* 2. 核心片单网格主体列表 */
.poster-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.poster-card {
  background: var(--bg-card-glass);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}
.poster-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-cinema);
  border-color: rgba(244, 63, 94, 0.4);
}
.poster-thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #1a1c28;
}
.poster-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.poster-card:hover .poster-thumb img {
  transform: scale(1.06);
}
.poster-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(10, 11, 16, 0.75);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  z-index: 2;
}
.poster-badge.res {
  right: 10px;
  left: auto;
  background: linear-gradient(135deg, var(--primary), var(--accent-violet));
  border: none;
}
.poster-status {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 10px 8px;
  background: linear-gradient(0deg, rgba(10,11,16,0.95) 0%, transparent 100%);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-weight: 600;
}
.poster-info {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.poster-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.poster-meta {
  font-size: 0.78rem;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.poster-rate {
  color: #F59E0B;
  font-weight: 700;
}
.load-more-wrap {
  margin-top: 40px;
  display: flex;
  justify-content: center;
}

/* 3. 分类热度飙升榜 TOP 10 */
.rank-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.rank-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.25s ease;
}
.rank-item:hover {
  border-color: rgba(244, 63, 94, 0.4);
  background: rgba(18, 20, 30, 0.95);
  transform: translateX(4px);
}
.rank-num {
  font-size: 1.5rem;
  font-weight: 900;
  min-width: 32px;
  text-align: center;
  color: var(--text-dim);
}
.rank-num.top-1 { color: #F59E0B; text-shadow: 0 0 10px rgba(245, 158, 11, 0.5); }
.rank-num.top-2 { color: #94A3B8; text-shadow: 0 0 10px rgba(148, 163, 184, 0.4); }
.rank-num.top-3 { color: #D97706; text-shadow: 0 0 10px rgba(217, 119, 6, 0.4); }
.rank-content {
  flex: 1;
  min-width: 0;
}
.rank-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rank-tags {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-dim);
}
.rank-heat {
  color: var(--primary);
  font-weight: 600;
}
.rank-btn {
  padding: 6px 14px;
  font-size: 0.8rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
}
.rank-item:hover .rank-btn {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* 4. 分类专区多端播放指引 */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  overflow: hidden;
}
.guide-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
}
.guide-step {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.guide-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
}
.guide-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* 5. 关联专题与周边资讯推荐 */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}
.article-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.4);
}
.article-cover {
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
}
.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.article-card:hover .article-cover img {
  transform: scale(1.05);
}
.article-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.article-date {
  font-size: 0.75rem;
  color: var(--text-dim);
}
.article-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text-main);
}
.article-body p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 6. 解码规格与视听参数标准 */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.spec-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
}
.spec-val {
  font-size: 1.8rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
}
.spec-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.spec-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* 7. 该分类专属常见问题 FAQ */
.faq-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 860px;
  margin: 0 auto;
}
.faq-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}
.faq-box h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.faq-box h3::before {
  content: "Q";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: rgba(244, 63, 94, 0.15);
  color: var(--primary);
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
}
.faq-box p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  padding-left: 34px;
}

/* 页脚 Footer */
.site-footer {
  background: #07080C;
  border-top: 1px solid var(--border-color);
  padding: 64px 0 24px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-col h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-col p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-links a:hover {
  color: var(--primary);
}
.footer-secure-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-tag {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.5px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* 响应式适配 */
@media (max-width: 1024px) {
  .poster-grid { grid-template-columns: repeat(3, 1fr); }
  .spec-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-menu { gap: 16px; }
  .mega-panel { width: 500px; right: -40px; }
}
@media (max-width: 768px) {
  .poster-grid { grid-template-columns: repeat(2, 1fr); }
  .rank-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .nav-menu { display: none; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .cat-h1 { font-size: 1.7rem; }
}
@media (max-width: 520px) {
  .poster-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .spec-grid { grid-template-columns: 1fr; }
  .container { padding: 0 16px; }
}

/* roulang page: category2 */
:root {
  --bg-main: #0A0B10;
  --bg-card: #12141E;
  --bg-card-glass: rgba(18, 20, 30, 0.85);
  --primary: #F43F5E;
  --primary-hover: #E11D48;
  --accent-violet: #8B5CF6;
  --accent-cyan: #06B6D4;
  --text-main: #F8FAFC;
  --text-muted: #CBD5E1;
  --text-dim: #64748B;
  --border-color: #1E293B;
  --border-light: rgba(255, 255, 255, 0.08);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  --shadow-cinema: 0 12px 24px -8px rgba(244, 63, 94, 0.35);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  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: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 顶部导航 Header & Mega Menu */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 11, 16, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
}
.brand-badge {
  background: linear-gradient(135deg, var(--primary), var(--accent-violet));
  color: #fff;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-transform: uppercase;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-item {
  position: relative;
}
.nav-link {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
  padding: 10px 0;
  display: inline-block;
}
.nav-link:hover, .nav-link.active {
  color: #fff;
}
.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.has-mega:hover .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega-panel {
  position: absolute;
  top: 100%;
  right: -80px;
  width: 620px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.mega-col h4 {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.mega-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mega-list a {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.mega-list a:hover {
  color: var(--primary);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 10px 22px;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent-violet));
  color: #fff;
  box-shadow: 0 4px 14px rgba(244, 63, 94, 0.4);
}
.btn-primary:hover {
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(244, 63, 94, 0.6);
}
.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-light);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* 分类专属版块样式 */
.category-header {
  padding: 44px 0 28px;
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.08) 0%, rgba(10, 11, 16, 0) 100%);
  border-bottom: 1px solid var(--border-light);
}
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.breadcrumb-nav a:hover {
  color: var(--primary);
}
.breadcrumb-separator {
  color: var(--border-color);
}
.cat-h1 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
  color: #fff;
}
.cat-h1 span {
  background: linear-gradient(135deg, #fff 40%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.cat-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 820px;
  line-height: 1.6;
}

/* 多维筛选栏 */
.filter-container {
  margin-top: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.filter-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.filter-label {
  font-size: 0.85rem;
  color: var(--text-dim);
  width: 60px;
  flex-shrink: 0;
  font-weight: 600;
}
.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.filter-tag {
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-tag:hover, .filter-tag.active {
  background: rgba(244, 63, 94, 0.15);
  color: var(--primary);
  border-color: rgba(244, 63, 94, 0.35);
}

/* 主体网格列表 */
.section-spacing {
  padding: 64px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.section-header {
  margin-bottom: 32px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.section-tag {
  color: var(--accent-cyan);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.section-title {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
  margin-top: 4px;
}
.section-meta {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* 海报卡片 */
.media-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.media-card {
  background: var(--bg-card-glass);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
}
.media-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-cinema);
  border-color: rgba(244, 63, 94, 0.4);
}
.poster-box {
  position: relative;
  width: 100%;
  aspect-ratio: 3/4;
  overflow: hidden;
  background: #0d0e15;
}
.poster-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.media-card:hover .poster-img {
  transform: scale(1.05);
}
.badge-resolution {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.4);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}
.badge-status {
  position: absolute;
  top: 10px;
  right: 10px;
  background: linear-gradient(135deg, var(--primary), var(--accent-violet));
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
}
.poster-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 11, 16, 0.6);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease;
}
.play-btn-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 0 20px rgba(244, 63, 94, 0.8);
}
.play-btn-circle svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
  margin-left: 2px;
}
.media-card:hover .poster-overlay {
  opacity: 1;
}
.media-info {
  padding: 14px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.media-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.media-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.media-score {
  color: #f59e0b;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 2px;
}
.media-progress {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 4px 8px;
  border-radius: 4px;
  display: flex;
  justify-content: space-between;
}
.load-more-wrapper {
  margin-top: 40px;
  text-align: center;
}

/* TOP 10 飙升榜 */
.ranking-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  transition: all 0.25s ease;
}
.rank-item:hover {
  background: rgba(18, 20, 30, 0.95);
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateX(4px);
}
.rank-num {
  font-size: 1.5rem;
  font-weight: 900;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dim);
}
.rank-1 .rank-num {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #000;
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.35);
}
.rank-2 .rank-num {
  background: linear-gradient(135deg, #cbd5e1, #94a3b8);
  color: #000;
}
.rank-3 .rank-num {
  background: linear-gradient(135deg, #b45309, #78350f);
  color: #fff;
}
.rank-thumb {
  width: 54px;
  height: 72px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
}
.rank-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.rank-content {
  flex: 1;
  min-width: 0;
}
.rank-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.rank-sub {
  font-size: 0.78rem;
  color: var(--text-dim);
  display: flex;
  gap: 12px;
}
.rank-heat {
  color: var(--primary);
  font-weight: 600;
}
.rank-action {
  flex-shrink: 0;
}
.btn-sm-play {
  font-size: 0.78rem;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: rgba(244, 63, 94, 0.12);
  color: var(--primary);
  border: 1px solid rgba(244, 63, 94, 0.3);
  font-weight: 600;
}
.btn-sm-play:hover {
  background: var(--primary);
  color: #fff;
}

/* 播放指引三栏 */
.playback-guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  position: relative;
  overflow: hidden;
}
.guide-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
  opacity: 0.7;
}
.guide-icon-box {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--accent-cyan);
  font-size: 1.4rem;
}
.guide-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}
.guide-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.guide-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-dim);
}
.guide-steps li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.guide-steps li::before {
  content: "✓";
  color: var(--accent-cyan);
  font-weight: 800;
}

/* 资讯前瞻 3 列 */
.article-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.article-cover {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
}
.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.article-card:hover .article-cover img {
  transform: scale(1.05);
}
.article-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.article-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.article-badge {
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-violet);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.article-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  margin-bottom: 10px;
}}
.article-snippet {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}
.article-link {
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.article-link:hover {
  text-decoration: underline;
}

/* 解码技术规格卡片 */
.tech-spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.spec-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  position: relative;
  transition: all 0.25s ease;
}
.spec-box:hover {
  border-color: rgba(6, 182, 212, 0.4);
  transform: translateY(-4px);
}
.spec-title-group {
  margin-bottom: 14px;
}
.spec-tag {
  font-size: 0.72rem;
  color: var(--accent-cyan);
  font-weight: 700;
  letter-spacing: 0.5px;
}
.spec-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  margin-top: 2px;
}
.spec-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.spec-list span {
  color: var(--text-dim);
  margin-right: 6px;
}

/* 分类专属 FAQ 手风琴 */
.faq-accordion {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.16);
}
.faq-question {
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.faq-toggle {
  font-size: 1.25rem;
  color: var(--accent-cyan);
  font-weight: 300;
  transition: transform 0.3s ease;
}
.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* 页脚 Footer */
.site-footer {
  background: #07080c;
  border-top: 1px solid var(--border-color);
  padding: 64px 0 32px;
  font-size: 0.88rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.9fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-col h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: -0.2px;
}
.footer-col p {
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}
.footer-secure-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.footer-tag {
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: var(--text-muted);
}
.footer-links a:hover {
  color: var(--primary);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 16px;
}

/* 响应式断点 */
@media (max-width: 1024px) {
  .media-grid-5 {
    grid-template-columns: repeat(3, 1fr);
  }
  .ranking-grid {
    grid-template-columns: 1fr;
  }
  .tech-spec-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .media-grid-5 {
    grid-template-columns: repeat(2, 1fr);
  }
  .playback-guide-grid,
  .article-grid-3 {
    grid-template-columns: 1fr;
  }
  .cat-h1 {
    font-size: 1.7rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}
@media (max-width: 480px) {
  .media-grid-5 {
    grid-template-columns: 1fr;
  }
  .tech-spec-grid {
    grid-template-columns: 1fr;
  }
}

/* roulang page: category3 */
:root {
      --bg-main: #0A0B10;
      --bg-card: #12141E;
      --bg-card-glass: rgba(18, 20, 30, 0.85);
      --primary: #F43F5E;
      --primary-hover: #E11D48;
      --accent-violet: #8B5CF6;
      --accent-cyan: #06B6D4;
      --text-main: #F8FAFC;
      --text-muted: #CBD5E1;
      --text-dim: #64748B;
      --border-color: #1E293B;
      --border-light: rgba(255, 255, 255, 0.08);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-pill: 9999px;
      --shadow-cinema: 0 12px 24px -8px rgba(244, 63, 94, 0.35);
      --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      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: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 11, 16, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-light);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.35rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .brand-badge {
      background: linear-gradient(135deg, var(--primary), var(--accent-violet));
      color: #fff;
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      text-transform: uppercase;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
    }
    .nav-item {
      position: relative;
    }
    .nav-link {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 500;
      padding: 10px 0;
      display: inline-block;
    }
    .nav-link:hover, .nav-link.active {
      color: #fff;
    }
    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .has-mega:hover .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .mega-panel {
      position: absolute;
      top: 100%;
      right: -80px;
      width: 620px;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      padding: 24px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(12px);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .mega-col h4 {
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }
    .mega-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .mega-list a {
      font-size: 0.9rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .mega-list a:hover {
      color: var(--primary);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: var(--radius-pill);
      padding: 10px 22px;
      cursor: pointer;
      border: none;
      transition: all 0.25s ease;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary), var(--accent-violet));
      color: #fff;
      box-shadow: 0 4px 14px rgba(244, 63, 94, 0.4);
    }
    .btn-primary:hover {
      opacity: 0.95;
      transform: translateY(-1px);
      box-shadow: 0 6px 20px rgba(244, 63, 94, 0.6);
    }
    .btn-outline {
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-main);
      border: 1px solid var(--border-light);
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.2);
    }
    .section-spacing {
      padding: 70px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }
    .section-header {
      margin-bottom: 36px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .section-tag {
      color: var(--accent-cyan);
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.98rem;
      max-width: 720px;
      line-height: 1.7;
    }

    /* 分类头与筛选条板块 */
    .filter-header-section {
      padding: 48px 0 36px;
      background: linear-gradient(180deg, rgba(18, 20, 30, 0.9) 0%, rgba(10, 11, 16, 0.95) 100%);
      border-bottom: 1px solid var(--border-color);
    }
    .breadcrumb-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-bottom: 16px;
    }
    .breadcrumb-nav a:hover {
      color: var(--primary);
    }
    .cat-h1 {
      font-size: 2.3rem;
      font-weight: 900;
      color: #fff;
      margin-bottom: 12px;
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 14px;
      flex-wrap: wrap;
    }
    .cat-badge {
      font-size: 0.8rem;
      padding: 4px 12px;
      border-radius: var(--radius-pill);
      background: rgba(139, 92, 246, 0.2);
      border: 1px solid var(--accent-violet);
      color: #D8B4FE;
      font-weight: 600;
    }
    .cat-subtitle {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 820px;
      margin-bottom: 30px;
    }
    .filter-box {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .filter-row {
      display: flex;
      align-items: flex-start;
      gap: 16px;
      font-size: 0.88rem;
    }
    .filter-label {
      color: var(--text-dim);
      font-weight: 600;
      min-width: 64px;
      padding-top: 4px;
    }
    .filter-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .filter-tag-item {
      padding: 4px 14px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text-muted);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-tag-item:hover, .filter-tag-item.active {
      background: rgba(244, 63, 94, 0.15);
      border-color: var(--primary);
      color: #fff;
    }

    /* 核心片单海报网格 */
    .poster-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 20px;
      margin-bottom: 40px;
    }
    .poster-card {
      background: var(--bg-card-glass);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      position: relative;
      transition: all 0.3s ease;
      backdrop-filter: blur(12px);
    }
    .poster-card:hover {
      transform: translateY(-5px);
      border-color: rgba(244, 63, 94, 0.5);
      box-shadow: var(--shadow-cinema);
    }
    .poster-thumb-wrap {
      position: relative;
      width: 100%;
      aspect-ratio: 3 / 4;
      overflow: hidden;
      background: #181B26;
    }
    .poster-thumb-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .poster-card:hover .poster-thumb-wrap img {
      transform: scale(1.06);
    }
    .poster-flag {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(10, 11, 16, 0.85);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: var(--accent-cyan);
      font-size: 0.7rem;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      letter-spacing: 0.5px;
    }
    .poster-audio-spec {
      position: absolute;
      bottom: 10px;
      right: 10px;
      background: linear-gradient(135deg, rgba(244, 63, 94, 0.9), rgba(139, 92, 246, 0.9));
      color: #fff;
      font-size: 0.68rem;
      font-weight: 800;
      padding: 2px 7px;
      border-radius: 4px;
    }
    .poster-info {
      padding: 14px;
      display: flex;
      flex-direction: column;
      flex: 1;
      justify-content: space-between;
    }
    .poster-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      font-size: 0.78rem;
      color: var(--text-dim);
      display: flex;
      justify-content: space-between;
      margin-bottom: 10px;
    }
    .poster-tags {
      display: flex;
      gap: 6px;
    }
    .poster-mini-tag {
      font-size: 0.72rem;
      background: rgba(255, 255, 255, 0.05);
      padding: 2px 6px;
      border-radius: 4px;
      color: var(--text-muted);
    }
    .loadmore-wrap {
      text-align: center;
    }

    /* 热度飙升榜 TOP 10 */
    .ranking-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .ranking-item {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 14px 18px;
      display: flex;
      align-items: center;
      gap: 16px;
      transition: all 0.25s ease;
    }
    .ranking-item:hover {
      border-color: rgba(139, 92, 246, 0.4);
      background: rgba(18, 20, 30, 0.95);
      transform: translateX(4px);
    }
    .rank-num {
      font-size: 1.4rem;
      font-weight: 900;
      width: 32px;
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-sm);
      color: var(--text-dim);
    }
    .rank-top1 { color: #F59E0B; background: rgba(245, 158, 11, 0.15); border: 1px solid rgba(245, 158, 11, 0.4); }
    .rank-top2 { color: #CBD5E1; background: rgba(203, 213, 225, 0.15); border: 1px solid rgba(203, 213, 225, 0.4); }
    .rank-top3 { color: #D97706; background: rgba(217, 119, 6, 0.15); border: 1px solid rgba(217, 119, 6, 0.4); }
    .rank-details {
      flex: 1;
      overflow: hidden;
    }
    .rank-title {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .rank-sub {
      font-size: 0.78rem;
      color: var(--text-dim);
      display: flex;
      gap: 12px;
    }
    .rank-hot {
      color: var(--primary);
      font-weight: 600;
    }
    .rank-btn {
      font-size: 0.8rem;
      padding: 6px 14px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-light);
      color: var(--text-muted);
    }
    .rank-btn:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }

    /* 多端播放指引 */
    .device-guide-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .device-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      display: flex;
      flex-direction: column;
      gap: 16px;
      position: relative;
    }
    .device-icon-tag {
      width: 46px;
      height: 46px;
      border-radius: 12px;
      background: rgba(6, 182, 212, 0.12);
      border: 1px solid rgba(6, 182, 212, 0.3);
      color: var(--accent-cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      font-weight: 800;
    }
    .device-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
    }
    .device-step-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .device-step-list li {
      font-size: 0.88rem;
      color: var(--text-muted);
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }
    .device-step-list li span {
      color: var(--accent-violet);
      font-weight: 700;
    }

    /* 关联专题资讯 */
    .article-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .article-item {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .article-item:hover {
      border-color: rgba(244, 63, 94, 0.4);
      transform: translateY(-3px);
    }
    .article-cover {
      height: 180px;
      width: 100%;
      overflow: hidden;
    }
    .article-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .article-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .article-tag {
      font-size: 0.75rem;
      color: var(--accent-cyan);
      margin-bottom: 8px;
      font-weight: 600;
    }
    .article-headline {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.45;
      margin-bottom: 10px;
    }
    .article-abstract {
      font-size: 0.85rem;
      color: var(--text-dim);
      line-height: 1.6;
      margin-bottom: 16px;
      flex: 1;
    }
    .article-meta {
      font-size: 0.78rem;
      color: var(--text-dim);
      display: flex;
      justify-content: space-between;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 12px;
    }

    /* 解码规格与视听参数标准 */
    .spec-matrix-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .spec-card {
      background: linear-gradient(145deg, rgba(18, 20, 30, 0.95), rgba(15, 17, 24, 0.8));
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }
    .spec-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent-violet));
      border-top-left-radius: var(--radius-md);
      border-top-right-radius: var(--radius-md);
    }
    .spec-name {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }
    .spec-val {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--accent-cyan);
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }
    .spec-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
      font-size: 0.82rem;
      color: var(--text-muted);
    }
    .spec-list li {
      border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
      padding-bottom: 6px;
    }

    /* 分类专属 FAQ */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .faq-title {
      padding: 18px 24px;
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }
    .faq-title::after {
      content: "+";
      font-size: 1.3rem;
      color: var(--primary);
    }
    .faq-content {
      padding: 0 24px 20px;
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 页脚 Footer 规范 */
    .site-footer {
      background: #07080C;
      border-top: 1px solid var(--border-color);
      padding: 70px 0 30px;
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-col h4 {
      font-size: 1.05rem;
      color: #fff;
      margin-bottom: 18px;
      font-weight: 700;
    }
    .footer-col p {
      color: var(--text-dim);
      font-size: 0.85rem;
      line-height: 1.7;
      margin-bottom: 14px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.88rem;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-secure-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 12px;
    }
    .footer-tag {
      font-size: 0.7rem;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-light);
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      color: var(--text-dim);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.82rem;
      color: var(--text-dim);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .poster-grid { grid-template-columns: repeat(3, 1fr); }
      .spec-matrix-grid { grid-template-columns: repeat(2, 1fr); }
      .device-guide-grid { grid-template-columns: 1fr; }
      .article-cards-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .mega-panel { display: none; }
    }
    @media (max-width: 640px) {
      .poster-grid { grid-template-columns: repeat(2, 1fr); }
      .ranking-grid { grid-template-columns: 1fr; }
      .spec-matrix-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
      .cat-h1 { font-size: 1.7rem; }
      .nav-menu { display: none; }
      .filter-row { flex-direction: column; gap: 8px; }
    }

/* roulang page: category4 */
:root {
      --bg-main: #0A0B10;
      --bg-card: #12141E;
      --bg-card-glass: rgba(18, 20, 30, 0.85);
      --primary: #F43F5E;
      --primary-hover: #E11D48;
      --accent-violet: #8B5CF6;
      --accent-cyan: #06B6D4;
      --text-main: #F8FAFC;
      --text-muted: #CBD5E1;
      --text-dim: #64748B;
      --border-color: #1E293B;
      --border-light: rgba(255, 255, 255, 0.08);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-pill: 9999px;
      --shadow-cinema: 0 12px 24px -8px rgba(244, 63, 94, 0.35);
      --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      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: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 11, 16, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-light);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.35rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .brand-badge {
      background: linear-gradient(135deg, var(--primary), var(--accent-violet));
      color: #fff;
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      text-transform: uppercase;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
    }
    .nav-item {
      position: relative;
    }
    .nav-link {
      font-size: 0.95rem;
      color: var(--text-muted);
      font-weight: 500;
      padding: 10px 0;
      display: inline-block;
    }
    .nav-link:hover, .nav-link.active {
      color: #fff;
    }
    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .has-mega:hover .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .mega-panel {
      position: absolute;
      top: 100%;
      right: -80px;
      width: 620px;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      padding: 24px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(12px);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .mega-col h4 {
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }
    .mega-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .mega-list a {
      font-size: 0.9rem;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .mega-list a:hover {
      color: var(--primary);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.9rem;
      font-weight: 600;
      border-radius: var(--radius-pill);
      padding: 10px 22px;
      cursor: pointer;
      border: none;
      transition: all 0.25s ease;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary), var(--accent-violet));
      color: #fff;
      box-shadow: 0 4px 14px rgba(244, 63, 94, 0.4);
    }
    .btn-primary:hover {
      opacity: 0.95;
      transform: translateY(-1px);
      box-shadow: 0 6px 20px rgba(244, 63, 94, 0.6);
    }
    .btn-outline {
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-main);
      border: 1px solid var(--border-light);
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.2);
    }
    .section-spacing {
      padding: 70px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }
    .section-header {
      margin-bottom: 36px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .section-tag {
      color: var(--accent-cyan);
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.98rem;
      max-width: 720px;
      line-height: 1.7;
    }
    .cat-header-wrap {
      padding: 48px 0 32px;
      background: linear-gradient(180deg, rgba(18, 20, 30, 0.95) 0%, rgba(10, 11, 16, 1) 100%);
      border-bottom: 1px solid var(--border-color);
    }
    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.88rem;
      color: var(--text-dim);
      margin-bottom: 16px;
    }
    .breadcrumb a:hover {
      color: var(--primary);
    }
    .breadcrumb-separator {
      color: #334155;
    }
    .cat-main-title {
      font-size: 2.25rem;
      font-weight: 900;
      letter-spacing: -0.5px;
      color: #fff;
      margin-bottom: 12px;
    }
    .cat-main-title span {
      background: linear-gradient(135deg, #fff 30%, var(--primary) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .cat-subtitle {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 820px;
      margin-bottom: 28px;
    }
    .filter-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .filter-row {
      display: flex;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
    }
    .filter-label {
      font-size: 0.85rem;
      color: var(--text-dim);
      font-weight: 600;
      min-width: 60px;
    }
    .filter-items {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .filter-chip {
      display: inline-block;
      font-size: 0.85rem;
      padding: 5px 14px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, 0.03);
      color: var(--text-muted);
      border: 1px solid rgba(255, 255, 255, 0.06);
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-chip:hover {
      background: rgba(255, 255, 255, 0.08);
      color: #fff;
    }
    .filter-chip.active {
      background: linear-gradient(135deg, var(--primary), var(--accent-violet));
      color: #fff;
      border-color: transparent;
      box-shadow: 0 2px 8px rgba(244, 63, 94, 0.4);
    }
    .poster-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .poster-card {
      background: var(--bg-card-glass);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
      position: relative;
    }
    .poster-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-cinema);
      border-color: rgba(244, 63, 94, 0.4);
    }
    .poster-thumb-wrap {
      position: relative;
      aspect-ratio: 3 / 4;
      overflow: hidden;
      background: #0f111a;
    }
    .poster-thumb {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .poster-card:hover .poster-thumb {
      transform: scale(1.05);
    }
    .poster-badge-top {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(10, 11, 16, 0.85);
      border: 1px solid rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(8px);
      font-size: 0.72rem;
      font-weight: 700;
      color: #fff;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
    }
    .poster-res-tag {
      position: absolute;
      top: 10px;
      right: 10px;
      background: linear-gradient(135deg, var(--accent-violet), var(--accent-cyan));
      font-size: 0.72rem;
      font-weight: 700;
      color: #fff;
      padding: 2px 7px;
      border-radius: var(--radius-sm);
    }
    .poster-overlay-play {
      position: absolute;
      inset: 0;
      background: rgba(10, 11, 16, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      transition: opacity 0.25s ease;
    }
    .poster-card:hover .poster-overlay-play {
      opacity: 1;
    }
    .play-icon-circle {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.2rem;
      box-shadow: 0 0 20px rgba(244, 63, 94, 0.8);
    }
    .poster-info {
      padding: 16px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .poster-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
      line-height: 1.4;
    }
    .poster-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.82rem;
      color: var(--text-dim);
      margin-bottom: 12px;
    }
    .poster-meta span {
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .poster-score {
      color: #F59E0B;
      font-weight: 700;
    }
    .poster-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex: 1;
    }
    .poster-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 12px;
    }
    .poster-specs {
      font-size: 0.78rem;
      color: var(--accent-cyan);
    }
    .btn-play-mini {
      font-size: 0.8rem;
      padding: 5px 12px;
      border-radius: var(--radius-pill);
      background: rgba(244, 63, 94, 0.15);
      color: var(--primary);
      border: 1px solid rgba(244, 63, 94, 0.3);
      font-weight: 600;
    }
    .btn-play-mini:hover {
      background: var(--primary);
      color: #fff;
    }
    .load-more-wrap {
      text-align: center;
      margin-top: 40px;
    }
    .ranking-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .ranking-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 16px 20px;
      display: flex;
      align-items: center;
      gap: 16px;
      transition: all 0.25s ease;
    }
    .ranking-item:hover {
      border-color: rgba(244, 63, 94, 0.4);
      transform: translateX(4px);
    }
    .rank-num {
      font-size: 1.5rem;
      font-weight: 900;
      width: 36px;
      height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-dim);
    }
    .rank-top-1 {
      background: linear-gradient(135deg, #F59E0B, #D97706);
      color: #fff;
    }
    .rank-top-2 {
      background: linear-gradient(135deg, #94A3B8, #64748B);
      color: #fff;
    }
    .rank-top-3 {
      background: linear-gradient(135deg, #B45309, #78350F);
      color: #fff;
    }
    .rank-details {
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .rank-title {
      font-size: 0.98rem;
      font-weight: 700;
      color: #fff;
    }
    .rank-meta {
      font-size: 0.8rem;
      color: var(--text-dim);
      display: flex;
      gap: 12px;
    }
    .rank-heat {
      color: var(--primary);
      font-weight: 600;
    }
    .play-guide-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .guide-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .guide-step-tag {
      font-size: 0.78rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: 1px;
    }
    .guide-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
    }
    .guide-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .guide-features {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-top: 8px;
    }
    .guide-features li {
      font-size: 0.82rem;
      color: var(--text-dim);
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .guide-features li::before {
      content: "✓";
      color: var(--accent-cyan);
      font-weight: bold;
    }
    .article-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .article-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .article-thumb-wrap {
      position: relative;
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: #000;
    }
    .article-thumb {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.35s ease;
    }
    .article-card:hover .article-thumb {
      transform: scale(1.06);
    }
    .article-content {
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      flex: 1;
    }
    .article-tag {
      font-size: 0.75rem;
      color: var(--accent-cyan);
      font-weight: 700;
    }
    .article-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.45;
    }
    .article-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.65;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-top: 4px;
    }
    .article-read-btn {
      margin-top: auto;
      padding-top: 14px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.85rem;
      color: var(--primary);
      font-weight: 600;
    }
    .tech-specs-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .tech-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .tech-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent-violet));
    }
    .tech-icon {
      font-size: 2rem;
      margin-bottom: 12px;
      color: var(--accent-cyan);
    }
    .tech-card h4 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 8px;
    }
    .tech-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .tech-highlight {
      margin-top: 12px;
      display: inline-block;
      font-size: 0.78rem;
      padding: 3px 10px;
      background: rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-pill);
      color: var(--accent-violet);
      font-weight: 600;
    }
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .faq-question {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
    }
    .faq-question::after {
      content: "+";
      font-size: 1.3rem;
      color: var(--primary);
      font-weight: 400;
      transition: transform 0.25s ease;
    }
    .faq-item.active .faq-question::after {
      transform: rotate(45deg);
    }
    .faq-answer {
      padding: 0 24px 20px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .site-footer {
      background: #07080B;
      border-top: 1px solid var(--border-color);
      padding: 64px 0 32px;
      color: var(--text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-col h4 {
      color: #fff;
      font-size: 1.05rem;
      margin-bottom: 18px;
      font-weight: 700;
    }
    .footer-col p {
      font-size: 0.88rem;
      line-height: 1.7;
      color: var(--text-dim);
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      font-size: 0.9rem;
      color: var(--text-dim);
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-secure-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .footer-tag {
      font-size: 0.72rem;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.04);
      color: var(--text-dim);
      border: 1px solid rgba(255, 255, 255, 0.06);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--text-dim);
    }
    @media (max-width: 1024px) {
      .poster-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .tech-specs-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .play-guide-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
      }
    }
    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .poster-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
      }
      .ranking-grid {
        grid-template-columns: 1fr;
      }
      .play-guide-grid {
        grid-template-columns: 1fr;
      }
      .article-grid {
        grid-template-columns: 1fr;
      }
      .tech-specs-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .cat-main-title {
        font-size: 1.75rem;
      }
    }
    @media (max-width: 520px) {
      .poster-grid {
        grid-template-columns: 1fr;
      }
      .container {
        padding: 0 16px;
      }
      .filter-row {
        gap: 8px;
      }
      .filter-chip {
        font-size: 0.78rem;
        padding: 4px 10px;
      }
    }