/* roulang page: index */
:root {
      --bg-canvas: #090B0E;
      --bg-header: #0F141C;
      --bg-surface: #11141A;
      --bg-surface-hover: #181D26;
      --border-subtle: #232936;
      --border-accent: #374151;
      --color-primary: #E50914;
      --color-primary-hover: #B80710;
      --color-accent: #00D2FF;
      --text-primary: #F9FAFB;
      --text-secondary: #9CA3AF;
      --text-muted: #6B7280;
      --radius-sm: 4px;
      --radius-md: 6px;
      --radius-lg: 8px;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --container-max: 1240px;
      --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    body {
      background-color: var(--bg-canvas);
      color: var(--text-primary);
      font-family: var(--font-stack);
      font-size: 15px;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }

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

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

    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
    }

    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部政务规整型导航 */
    .site-header {
      background-color: var(--bg-header);
      height: 60px;
      border-bottom: 1px solid var(--border-subtle);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 19px;
      font-weight: 700;
      letter-spacing: -0.01em;
      color: var(--text-primary);
    }
    .brand-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 12px;
      font-weight: 800;
      border-radius: var(--radius-sm);
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }
    .nav-link {
      padding: 8px 16px;
      font-size: 14px;
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
    }
    .nav-link:hover, .nav-link.active {
      color: var(--text-primary);
      background-color: rgba(255, 255, 255, 0.05);
    }
    .nav-link.active {
      font-weight: 600;
      border-bottom: 2px solid var(--color-primary);
      border-radius: 0;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .gov-btn {
      padding: 5px 12px;
      font-size: 13px;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-accent);
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
    }
    .gov-btn:hover {
      color: var(--text-primary);
      border-color: var(--color-accent);
    }

    /* 板块通用头部 */
    .section-spacing {
      padding: 72px 0;
      border-bottom: 1px solid var(--border-subtle);
    }
    .section-head {
      margin-bottom: 36px;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
    }
    .section-title {
      font-size: 28px;
      font-weight: 700;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .section-title::before {
      content: "";
      display: block;
      width: 4px;
      height: 24px;
      background-color: var(--color-primary);
      border-radius: 2px;
    }
    .section-desc {
      margin-top: 10px;
      font-size: 15px;
      color: var(--text-secondary);
      max-width: 820px;
      line-height: 1.6;
    }
    .view-more-link {
      font-size: 14px;
      color: var(--color-accent);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .view-more-link:hover {
      text-decoration: underline;
    }

    /* 1. Hero 杂志分栏首屏 + 指标看板 */
    .hero-section {
      padding: 54px 0 64px 0;
      background: linear-gradient(180deg, rgba(15, 20, 28, 0.8) 0%, rgba(9, 11, 14, 1) 100%), url('/assets/images/cd60109a39f9977e.jpg') center/cover no-repeat;
      border-bottom: 1px solid var(--border-subtle);
    }
    .hero-magazine-grid {
      display: grid;
      grid-template-columns: 1.35fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .hero-h1 {
      font-size: 44px;
      font-weight: 800;
      line-height: 1.25;
      letter-spacing: -0.03em;
      margin-bottom: 20px;
      color: #FFF;
    }
    .hero-h1 span {
      color: var(--color-primary);
    }
    .hero-p {
      font-size: 16px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 30px;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      margin-bottom: 36px;
    }
    .btn-main {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-md);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-main:hover {
      background-color: var(--color-primary-hover);
      transform: translateY(-2px);
    }
    .btn-sub {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 24px;
      background-color: rgba(255, 255, 255, 0.08);
      color: var(--text-primary);
      font-size: 15px;
      font-weight: 500;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-accent);
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-sub:hover {
      background-color: rgba(255, 255, 255, 0.15);
      border-color: var(--text-secondary);
    }
    .hero-featured-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
      transition: var(--transition);
    }
    .hero-featured-card:hover {
      border-color: var(--border-accent);
      transform: translateY(-2px);
    }
    .featured-cover {
      position: relative;
      height: 250px;
      overflow: hidden;
    }
    .featured-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .hero-featured-card:hover .featured-cover img {
      transform: scale(1.04);
    }
    .featured-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      background-color: rgba(15, 20, 28, 0.85);
      border: 1px solid var(--border-accent);
      color: var(--color-accent);
      padding: 4px 10px;
      font-size: 12px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(4px);
    }
    .featured-body {
      padding: 24px;
    }
    .featured-title {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-primary);
    }
    .featured-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }
    /* 指标看板网格 */
    .metrics-bar {
      margin-top: 48px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .metric-item {
      border-right: 1px solid var(--border-subtle);
      padding-right: 16px;
    }
    .metric-item:last-child {
      border-right: none;
      padding-right: 0;
    }
    .metric-num {
      font-size: 32px;
      font-weight: 800;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .metric-num span {
      font-size: 16px;
      font-weight: 600;
      color: var(--color-accent);
      margin-left: 4px;
    }
    .metric-label {
      font-size: 13px;
      color: var(--text-secondary);
      font-weight: 500;
    }

    /* 2. 全格式服务矩阵 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .service-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .service-card:hover {
      background-color: var(--bg-surface-hover);
      border-color: var(--border-accent);
      transform: translateY(-2px);
    }
    .service-tech-tag {
      align-self: flex-start;
      font-size: 11px;
      font-weight: 600;
      padding: 3px 8px;
      background-color: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-subtle);
      color: var(--color-accent);
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
    }
    .service-name {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-primary);
    }
    .service-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 3. 画质解码与分发对比表 */
    .compare-table-wrapper {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow-x: auto;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }
    .compare-table th, .compare-table td {
      padding: 18px 20px;
      border-bottom: 1px solid var(--border-subtle);
    }
    .compare-table th {
      background-color: rgba(255, 255, 255, 0.02);
      color: var(--text-secondary);
      font-weight: 600;
      font-size: 13px;
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }
    .compare-table tr:last-child td {
      border-bottom: none;
    }
    .compare-table .highlight-col {
      background-color: rgba(229, 9, 20, 0.03);
      color: var(--text-primary);
      font-weight: 600;
    }
    .spec-badge {
      display: inline-block;
      padding: 2px 6px;
      border-radius: 3px;
      font-size: 12px;
      background-color: rgba(0, 210, 255, 0.1);
      color: var(--color-accent);
    }

    /* 4. 平台演进里程碑 */
    .timeline-container {
      position: relative;
      margin-top: 10px;
    }
    .timeline-container::before {
      content: "";
      position: absolute;
      top: 0;
      bottom: 0;
      left: 19px;
      width: 2px;
      background-color: var(--border-subtle);
    }
    .timeline-node {
      position: relative;
      padding-left: 56px;
      margin-bottom: 32px;
    }
    .timeline-node:last-child {
      margin-bottom: 0;
    }
    .timeline-point {
      position: absolute;
      top: 4px;
      left: 11px;
      width: 18px;
      height: 18px;
      background-color: var(--bg-canvas);
      border: 3px solid var(--color-primary);
      border-radius: 50%;
      z-index: 2;
    }
    .timeline-date {
      font-size: 13px;
      font-weight: 700;
      color: var(--color-accent);
      margin-bottom: 4px;
    }
    .timeline-heading {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 6px;
    }
    .timeline-detail {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 5. 今日热播与趋势榜单 */
    .rank-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .rank-card {
      display: flex;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }
    .rank-card:hover {
      border-color: var(--border-accent);
      transform: translateY(-2px);
    }
    .rank-thumb {
      width: 130px;
      position: relative;
      flex-shrink: 0;
    }
    .rank-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .rank-badge-num {
      position: absolute;
      top: 8px;
      left: 8px;
      width: 26px;
      height: 26px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 13px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-sm);
    }
    .rank-content {
      padding: 16px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .rank-name {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 6px;
    }
    .rank-meta {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .rank-info {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.5;
    }

    /* 6. 多场景视听解决方案 */
    .solution-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .solution-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .solution-card:hover {
      border-color: var(--border-accent);
      transform: translateY(-2px);
    }
    .solution-img-box {
      height: 180px;
      overflow: hidden;
    }
    .solution-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .solution-card:hover .solution-img-box img {
      transform: scale(1.05);
    }
    .solution-body {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .solution-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
    }
    .solution-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 18px;
      flex: 1;
    }
    .solution-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }
    .tag-item {
      font-size: 12px;
      color: var(--text-secondary);
      background-color: rgba(255, 255, 255, 0.04);
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-subtle);
    }

    /* 7. 最新收录与行业动态 */
    .news-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }
    .news-featured {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .news-featured-img {
      height: 220px;
      overflow: hidden;
    }
    .news-featured-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-featured-info {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .news-meta-row {
      display: flex;
      gap: 12px;
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .news-featured-title {
      font-size: 19px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .news-featured-summary {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }
    .news-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .news-item {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 18px 20px;
      transition: var(--transition);
    }
    .news-item:hover {
      border-color: var(--border-accent);
      background-color: var(--bg-surface-hover);
    }
    .news-item-title {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 6px;
      line-height: 1.4;
    }
    .news-item-desc {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 8. 视听合规与高可用保障 */
    .guarantee-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    .guarantee-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      transition: var(--transition);
    }
    .guarantee-card:hover {
      border-color: var(--border-accent);
    }
    .guarantee-icon {
      width: 40px;
      height: 40px;
      border-radius: var(--radius-sm);
      background-color: rgba(229, 9, 20, 0.1);
      color: var(--color-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .guarantee-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 10px;
    }
    .guarantee-text {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 9. 快速排障胶囊 */
    .troubleshoot-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }
    .troubleshoot-pill {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 22px 24px;
      transition: var(--transition);
    }
    .troubleshoot-pill:hover {
      border-color: var(--color-accent);
    }
    .troubleshoot-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 10px;
    }
    .troubleshoot-name {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-primary);
    }
    .troubleshoot-status {
      font-size: 12px;
      color: var(--color-accent);
      background-color: rgba(0, 210, 255, 0.08);
      padding: 2px 8px;
      border-radius: 2px;
    }
    .troubleshoot-solution {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 10. FAQ 手风琴卡片 */
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .faq-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
    }
    .faq-card:hover {
      border-color: var(--border-accent);
    }
    .faq-q {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .faq-q::before {
      content: "Q";
      color: var(--color-primary);
      font-weight: 800;
    }
    .faq-a {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
    }

    /* 11. 客户端转化与体验申请表单 */
    .cta-box {
      background: linear-gradient(135deg, rgba(17, 20, 26, 0.95) 0%, rgba(24, 29, 38, 0.8) 100%);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-lg);
      padding: 44px;
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .cta-text-side h2 {
      font-size: 26px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-primary);
    }
    .cta-text-side p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.65;
      margin-bottom: 20px;
    }
    .cta-feature-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .cta-feature-item {
      font-size: 13px;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .cta-feature-item::before {
      content: "✓";
      color: var(--color-accent);
      font-weight: 800;
    }
    .cta-form {
      display: flex;
      flex-direction: column;
      gap: 14px;
      background-color: var(--bg-canvas);
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-subtle);
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-label {
      font-size: 13px;
      color: var(--text-secondary);
      font-weight: 500;
    }
    .form-input, .form-select {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-accent);
      color: var(--text-primary);
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
    }
    .form-input:focus, .form-select:focus {
      border-color: var(--color-accent);
    }
    .btn-submit {
      margin-top: 8px;
      padding: 12px;
      background-color: var(--color-primary);
      color: #FFF;
      border: none;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 15px;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-submit:hover {
      background-color: var(--color-primary-hover);
    }

    /* 12. 视听协议与生态伙伴 */
    .partner-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 14px;
    }
    .partner-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      padding: 16px 12px;
      text-align: center;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
      letter-spacing: 0.03em;
    }

    /* 统一标准页脚 */
    .site-footer {
      background-color: var(--bg-header);
      border-top: 1px solid var(--border-subtle);
      padding: 60px 0 30px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr repeat(3, 1fr);
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }
    .footer-brand-desc {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.7;
      max-width: 360px;
    }
    .footer-col-title {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 16px;
      letter-spacing: 0.05em;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      font-size: 13px;
      color: var(--text-muted);
    }
    .footer-links a:hover {
      color: var(--text-primary);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-subtle);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-muted);
      flex-wrap: wrap;
      gap: 12px;
    }
    .footer-meta-info {
      display: flex;
      gap: 16px;
    }

    /* 响应式断点控制 */
    @media (max-width: 1024px) {
      .hero-magazine-grid {
        grid-template-columns: 1fr;
      }
      .service-grid, .partner-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .rank-grid, .solution-grid, .guarantee-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .news-wrapper, .faq-grid, .cta-box {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .metrics-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .metric-item {
        border-right: none;
      }
      .rank-grid, .solution-grid, .guarantee-grid, .troubleshoot-grid {
        grid-template-columns: 1fr;
      }
      .service-grid {
        grid-template-columns: 1fr;
      }
      .hero-h1 {
        font-size: 32px;
      }
      .main-nav {
        display: none;
      }
      .cta-box {
        padding: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

/* roulang page: category2 */
:root {
        --bg-canvas: #090B0E;
        --bg-header: #0F141C;
        --bg-surface: #11141A;
        --bg-surface-hover: #181D26;
        --border-subtle: #232936;
        --border-accent: #374151;
        --color-primary: #E50914;
        --color-primary-hover: #B80710;
        --color-accent: #00D2FF;
        --text-primary: #F9FAFB;
        --text-secondary: #9CA3AF;
        --text-muted: #6B7280;
        --radius-sm: 4px;
        --radius-md: 6px;
        --radius-lg: 8px;
        --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        --container-max: 1240px;
        --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    body {
        background-color: var(--bg-canvas);
        color: var(--text-primary);
        font-family: var(--font-stack);
        font-size: 15px;
        line-height: 1.65;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        overflow-x: hidden;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    button, input, select, textarea {
        font-family: inherit;
        font-size: inherit;
    }
    .container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding: 0 20px;
    }
    
    /* 顶部政务规整型导航 */
    .site-header {
        background-color: var(--bg-header);
        height: 60px;
        border-bottom: 1px solid var(--border-subtle);
        position: sticky;
        top: 0;
        z-index: 1000;
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 19px;
        font-weight: 700;
        letter-spacing: -0.01em;
        color: var(--text-primary);
    }
    .brand-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 28px;
        height: 28px;
        background-color: var(--color-primary);
        color: #FFF;
        font-size: 12px;
        font-weight: 800;
        border-radius: var(--radius-sm);
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 4px;
        list-style: none;
    }
    .nav-link {
        padding: 8px 16px;
        font-size: 14px;
        color: var(--text-secondary);
        border-radius: var(--radius-sm);
    }
    .nav-link:hover, .nav-link.active {
        color: var(--text-primary);
        background-color: rgba(255, 255, 255, 0.05);
    }
    .nav-link.active {
        font-weight: 600;
        border-bottom: 2px solid var(--color-primary);
        border-radius: 0;
    }
    .header-actions {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .gov-btn {
        padding: 5px 12px;
        font-size: 13px;
        background-color: var(--bg-surface);
        border: 1px solid var(--border-accent);
        color: var(--text-secondary);
        border-radius: var(--radius-sm);
        cursor: pointer;
        transition: var(--transition);
    }
    .gov-btn:hover {
        color: var(--text-primary);
        border-color: var(--color-accent);
    }

    /* 分类页定制 Hero：创作者主页头图风格（头像/昵称区 + 数据徽章 + 关注入口） */
    .creator-hero {
        background: linear-gradient(180deg, rgba(15, 20, 28, 0.9) 0%, rgba(9, 11, 14, 0.98) 100%), url('/assets/images/84207da882e8b337.jpg') center/cover no-repeat;
        border-bottom: 1px solid var(--border-subtle);
        padding: 50px 0 45px;
    }
    .creator-banner-box {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 30px;
        background-color: rgba(17, 20, 26, 0.7);
        backdrop-filter: blur(8px);
        border: 1px solid var(--border-accent);
        border-radius: var(--radius-lg);
        padding: 32px 36px;
    }
    .creator-info-left {
        display: flex;
        align-items: center;
        gap: 24px;
    }
    .creator-avatar {
        width: 88px;
        height: 88px;
        border-radius: 50%;
        border: 2px solid var(--color-primary);
        object-fit: cover;
        box-shadow: 0 0 20px rgba(229, 9, 20, 0.3);
    }
    .creator-meta h1 {
        font-size: 32px;
        font-weight: 800;
        letter-spacing: -0.02em;
        margin-bottom: 8px;
        color: #FFF;
    }
    .creator-meta p {
        font-size: 14px;
        color: var(--text-secondary);
        max-width: 600px;
    }
    .creator-badges {
        display: flex;
        gap: 12px;
        margin-top: 12px;
    }
    .badge-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 4px 10px;
        background-color: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-sm);
        font-size: 12px;
        color: var(--text-secondary);
    }
    .badge-tag.highlight {
        color: var(--color-accent);
        border-color: rgba(0, 210, 255, 0.3);
    }
    .creator-cta-right {
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        gap: 12px;
        min-width: 220px;
    }
    .btn-follow {
        width: 100%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 11px 24px;
        background-color: var(--color-primary);
        color: #FFF;
        font-size: 14px;
        font-weight: 600;
        border-radius: var(--radius-md);
        border: none;
        cursor: pointer;
        transition: var(--transition);
    }
    .btn-follow:hover {
        background-color: var(--color-primary-hover);
        transform: translateY(-2px);
    }
    .stats-micro {
        display: flex;
        gap: 18px;
        font-size: 13px;
        color: var(--text-muted);
    }
    .stats-micro strong {
        color: var(--text-primary);
        font-weight: 700;
    }

    /* 板块排版 */
    .section-spacing {
        padding: 64px 0;
        border-bottom: 1px solid var(--border-subtle);
    }
    .section-head {
        margin-bottom: 32px;
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
    }
    .section-title {
        font-size: 26px;
        font-weight: 700;
        letter-spacing: -0.02em;
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .section-title::before {
        content: "";
        display: block;
        width: 4px;
        height: 22px;
        background-color: var(--color-primary);
        border-radius: 2px;
    }
    .section-desc {
        margin-top: 8px;
        font-size: 14px;
        color: var(--text-secondary);
        max-width: 800px;
    }

    /* 板块1：日历看板 */
    .calendar-timeline {
        display: grid;
        grid-template-columns: repeat(7, 1fr);
        gap: 12px;
    }
    .calendar-col {
        background-color: var(--bg-surface);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: 16px 14px;
        transition: var(--transition);
    }
    .calendar-col.active-day {
        border-color: var(--color-primary);
        background-color: rgba(229, 9, 20, 0.04);
    }
    .day-header {
        font-size: 14px;
        font-weight: 700;
        color: var(--text-primary);
        padding-bottom: 10px;
        margin-bottom: 12px;
        border-bottom: 1px solid var(--border-subtle);
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .day-tag {
        font-size: 11px;
        padding: 2px 6px;
        border-radius: var(--radius-sm);
        background: rgba(255, 255, 255, 0.08);
        color: var(--text-muted);
    }
    .calendar-col.active-day .day-tag {
        background: var(--color-primary);
        color: #fff;
    }
    .schedule-item {
        margin-bottom: 12px;
        padding: 8px;
        background: rgba(0, 0, 0, 0.25);
        border-radius: var(--radius-sm);
        border-left: 3px solid var(--color-accent);
    }
    .schedule-title {
        font-size: 13px;
        font-weight: 600;
        color: var(--text-primary);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .schedule-meta {
        font-size: 11px;
        color: var(--text-muted);
        margin-top: 4px;
    }

    /* 板块2：网格剧集流 */
    .series-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .series-card {
        background-color: var(--bg-surface);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: var(--transition);
        display: flex;
        flex-direction: column;
    }
    .series-card:hover {
        border-color: var(--border-accent);
        transform: translateY(-3px);
    }
    .series-poster-box {
        position: relative;
        aspect-ratio: 16/10;
        overflow: hidden;
        background-color: #000;
    }
    .series-poster-box img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .series-card:hover .series-poster-box img {
        transform: scale(1.04);
    }
    .series-status-badge {
        position: absolute;
        bottom: 8px;
        left: 8px;
        background: rgba(0, 0, 0, 0.75);
        backdrop-filter: blur(4px);
        font-size: 11px;
        padding: 3px 8px;
        border-radius: var(--radius-sm);
        color: #FFF;
        border-left: 2px solid var(--color-primary);
    }
    .series-quality-badge {
        position: absolute;
        top: 8px;
        right: 8px;
        background: rgba(0, 210, 255, 0.2);
        border: 1px solid var(--color-accent);
        color: var(--color-accent);
        font-size: 10px;
        padding: 2px 6px;
        border-radius: var(--radius-sm);
        font-weight: 700;
    }
    .series-content {
        padding: 16px;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
    }
    .series-title {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 6px;
    }
    .series-summary {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.5;
        margin-bottom: 14px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .series-footer-info {
        margin-top: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 12px;
        color: var(--text-muted);
        padding-top: 10px;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .channel-more-wrap {
        text-align: right;
        margin-top: 24px;
    }
    .btn-more-channel {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 13px;
        color: var(--color-accent);
        border: 1px solid rgba(0, 210, 255, 0.3);
        padding: 6px 16px;
        border-radius: var(--radius-sm);
        background: rgba(0, 210, 255, 0.05);
    }
    .btn-more-channel:hover {
        background: rgba(0, 210, 255, 0.15);
        color: #fff;
    }

    /* 板块3：跨端同步特性 */
    .sync-feature-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }
    .sync-card {
        background-color: var(--bg-surface);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-lg);
        padding: 28px;
        display: flex;
        gap: 20px;
        align-items: flex-start;
    }
    .sync-icon-box {
        width: 52px;
        height: 52px;
        background: rgba(229, 9, 20, 0.1);
        border: 1px solid rgba(229, 9, 20, 0.3);
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        color: var(--color-primary);
        flex-shrink: 0;
    }
    .sync-body h3 {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 8px;
        color: var(--text-primary);
    }
    .sync-body p {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.6;
    }
    .sync-metric {
        margin-top: 14px;
        display: flex;
        gap: 16px;
        font-size: 12px;
        color: var(--color-accent);
    }

    /* 板块4：剧集热评互动 */
    .review-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .review-card {
        background-color: var(--bg-surface);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: 20px;
        display: flex;
        flex-direction: column;
    }
    .review-user-row {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 12px;
    }
    .user-avatar-mini {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background-color: #232936;
        border: 1px solid var(--border-accent);
        object-fit: cover;
    }
    .user-info-text .user-name {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
    }
    .user-info-text .user-badge {
        font-size: 11px;
        color: var(--text-muted);
    }
    .review-text {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.6;
        margin-bottom: 14px;
        flex-grow: 1;
    }
    .review-meta {
        font-size: 12px;
        color: var(--text-muted);
        display: flex;
        justify-content: space-between;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        padding-top: 10px;
    }

    /* 板块5：流量与智能预加载说明 */
    .preload-spec-table {
        width: 100%;
        border-collapse: collapse;
        background-color: var(--bg-surface);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        overflow: hidden;
    }
    .preload-spec-table th, .preload-spec-table td {
        padding: 16px 20px;
        text-align: left;
        border-bottom: 1px solid var(--border-subtle);
        font-size: 14px;
    }
    .preload-spec-table th {
        background-color: rgba(255, 255, 255, 0.03);
        color: var(--text-primary);
        font-weight: 600;
    }
    .preload-spec-table td {
        color: var(--text-secondary);
    }
    .tag-status-green {
        display: inline-block;
        padding: 2px 8px;
        background: rgba(16, 185, 129, 0.15);
        color: #10B981;
        border-radius: var(--radius-sm);
        font-size: 12px;
    }

    /* 板块6：常见问题 FAQ */
    .faq-accordion {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .faq-item {
        background-color: var(--bg-surface);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        padding: 22px;
    }
    .faq-q {
        font-size: 16px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .faq-q::before {
        content: "Q";
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 22px;
        height: 22px;
        background: var(--color-primary);
        color: #fff;
        font-size: 12px;
        font-weight: bold;
        border-radius: var(--radius-sm);
    }
    .faq-a {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.6;
    }

    /* 板块7：单行订阅更新表单 */
    .subscribe-band {
        background: linear-gradient(90deg, #11141A 0%, #181D26 100%);
        border: 1px solid var(--border-accent);
        border-radius: var(--radius-lg);
        padding: 36px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 30px;
    }
    .subscribe-info h3 {
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 6px;
        color: #FFF;
    }
    .subscribe-info p {
        font-size: 14px;
        color: var(--text-secondary);
    }
    .subscribe-form {
        display: flex;
        gap: 10px;
        min-width: 440px;
    }
    .sub-input {
        flex: 1;
        background-color: var(--bg-canvas);
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-sm);
        padding: 12px 16px;
        color: #FFF;
        outline: none;
    }
    .sub-input:focus {
        border-color: var(--color-accent);
    }
    .btn-sub-submit {
        background-color: var(--color-primary);
        color: #FFF;
        border: none;
        border-radius: var(--radius-sm);
        padding: 12px 24px;
        font-weight: 600;
        cursor: pointer;
        transition: var(--transition);
        white-space: nowrap;
    }
    .btn-sub-submit:hover {
        background-color: var(--color-primary-hover);
    }

    /* 页脚 */
    .site-footer {
        background-color: #07090C;
        border-top: 1px solid var(--border-subtle);
        padding: 56px 0 32px 0;
        margin-top: 40px;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
        gap: 40px;
        margin-bottom: 48px;
    }
    .footer-brand-title {
        font-size: 16px;
        font-weight: 700;
        margin-bottom: 12px;
        color: var(--text-primary);
    }
    .footer-brand-desc {
        font-size: 13px;
        color: var(--text-secondary);
        line-height: 1.7;
        max-width: 320px;
    }
    .footer-col-title {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 16px;
    }
    .footer-links {
        list-style: none;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        font-size: 13px;
        color: var(--text-secondary);
    }
    .footer-links a:hover {
        color: var(--text-primary);
    }
    .footer-bottom {
        padding-top: 24px;
        border-top: 1px solid var(--border-subtle);
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 12px;
        color: var(--text-muted);
    }
    .footer-meta-info {
        display: flex;
        gap: 20px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
        .series-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .calendar-timeline {
            grid-template-columns: repeat(4, 1fr);
        }
        .review-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
    }
    @media (max-width: 768px) {
        .creator-banner-box {
            flex-direction: column;
            align-items: flex-start;
        }
        .creator-cta-right {
            align-items: flex-start;
            width: 100%;
        }
        .sync-feature-grid, .faq-accordion {
            grid-template-columns: 1fr;
        }
        .calendar-timeline {
            grid-template-columns: repeat(2, 1fr);
        }
        .series-grid, .review-grid {
            grid-template-columns: 1fr;
        }
        .subscribe-band {
            flex-direction: column;
            align-items: flex-start;
        }
        .subscribe-form {
            min-width: 100%;
            flex-direction: column;
        }
        .footer-grid {
            grid-template-columns: 1fr;
        }
        .footer-bottom {
            flex-direction: column;
            gap: 12px;
            align-items: flex-start;
        }
        .main-nav {
            display: none;
        }
    }

/* roulang page: category1 */
:root {
      --bg-canvas: #090B0E;
      --bg-header: #0F141C;
      --bg-surface: #11141A;
      --bg-surface-hover: #181D26;
      --border-subtle: #232936;
      --border-accent: #374151;
      --color-primary: #E50914;
      --color-primary-hover: #B80710;
      --color-accent: #00D2FF;
      --text-primary: #F9FAFB;
      --text-secondary: #9CA3AF;
      --text-muted: #6B7280;
      --radius-sm: 4px;
      --radius-md: 6px;
      --radius-lg: 8px;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --container-max: 1240px;
      --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    body {
      background-color: var(--bg-canvas);
      color: var(--text-primary);
      font-family: var(--font-stack);
      font-size: 15px;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }

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

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

    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
    }

    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部政务规整型导航 */
    .site-header {
      background-color: var(--bg-header);
      height: 60px;
      border-bottom: 1px solid var(--border-subtle);
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 100%;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 19px;
      font-weight: 700;
      letter-spacing: -0.01em;
      color: var(--text-primary);
    }

    .brand-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 12px;
      font-weight: 800;
      border-radius: var(--radius-sm);
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }

    .nav-link {
      padding: 8px 16px;
      font-size: 14px;
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
    }

    .nav-link:hover, .nav-link.active {
      color: var(--text-primary);
      background-color: rgba(255, 255, 255, 0.05);
    }

    .nav-link.active {
      font-weight: 600;
      border-bottom: 2px solid var(--color-primary);
      border-radius: 0;
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .gov-btn {
      padding: 5px 12px;
      font-size: 13px;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-accent);
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
    }

    .gov-btn:hover {
      color: var(--text-primary);
      border-color: var(--color-accent);
    }

    /* 板块通用头部 */
    .section-spacing {
      padding: 64px 0;
      border-bottom: 1px solid var(--border-subtle);
    }

    .section-head {
      margin-bottom: 32px;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
    }

    .section-title {
      font-size: 26px;
      font-weight: 700;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .section-title::before {
      content: "";
      display: block;
      width: 4px;
      height: 22px;
      background-color: var(--color-primary);
      border-radius: 2px;
    }

    .section-desc {
      margin-top: 8px;
      font-size: 14px;
      color: var(--text-secondary);
      max-width: 820px;
      line-height: 1.6;
    }

    /* 1. 分类专用标头与属性筛选器 */
    .catalog-header-section {
      padding: 48px 0 36px 0;
      background: linear-gradient(180deg, rgba(15, 20, 28, 0.95) 0%, rgba(9, 11, 14, 1) 100%), url('/assets/images/608c686cc5f20b72.jpg') center/cover no-repeat;
      border-bottom: 1px solid var(--border-subtle);
    }

    .catalog-h1 {
      font-size: 36px;
      font-weight: 800;
      letter-spacing: -0.02em;
      margin-bottom: 12px;
      color: #FFF;
    }

    .catalog-h1 span {
      color: var(--color-primary);
    }

    .catalog-intro {
      font-size: 15px;
      color: var(--text-secondary);
      max-width: 880px;
      margin-bottom: 28px;
      line-height: 1.7;
    }

    .filter-panel {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .filter-group {
      display: flex;
      align-items: center;
      gap: 16px;
      font-size: 13px;
    }

    .filter-label {
      color: var(--text-muted);
      width: 68px;
      flex-shrink: 0;
      font-weight: 600;
    }

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

    .filter-tag {
      padding: 4px 12px;
      border-radius: var(--radius-sm);
      background-color: rgba(255, 255, 255, 0.04);
      color: var(--text-secondary);
      cursor: pointer;
      border: 1px solid transparent;
      transition: var(--transition);
    }

    .filter-tag:hover {
      color: var(--text-primary);
      border-color: var(--border-accent);
    }

    .filter-tag.active {
      background-color: var(--color-primary);
      color: #FFF;
      font-weight: 600;
    }

    /* 2. 主体电影网格 */
    .movie-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .movie-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }

    .movie-card:hover {
      transform: translateY(-4px);
      border-color: var(--border-accent);
      box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
    }

    .movie-thumb-wrap {
      position: relative;
      width: 100%;
      height: 320px;
      background-color: #1a1e26;
      overflow: hidden;
    }

    .movie-thumb {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .movie-card:hover .movie-thumb {
      transform: scale(1.04);
    }

    .badge-resolution {
      position: absolute;
      top: 12px;
      left: 12px;
      padding: 2px 8px;
      background-color: rgba(0, 0, 0, 0.75);
      border: 1px solid var(--border-accent);
      color: var(--color-accent);
      font-size: 11px;
      font-weight: 700;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(4px);
    }

    .badge-score {
      position: absolute;
      top: 12px;
      right: 12px;
      padding: 2px 8px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 12px;
      font-weight: 800;
      border-radius: var(--radius-sm);
    }

    .movie-body {
      padding: 18px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .movie-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .movie-meta-row {
      display: flex;
      gap: 10px;
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    .movie-desc {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.55;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex-grow: 1;
    }

    .movie-card-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 12px;
    }

    .tech-specs-chip {
      font-size: 11px;
      color: var(--text-muted);
      background-color: rgba(255, 255, 255, 0.03);
      padding: 2px 6px;
      border-radius: var(--radius-sm);
    }

    .btn-play-trigger {
      font-size: 12px;
      font-weight: 600;
      color: var(--color-accent);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .btn-play-trigger:hover {
      color: #FFF;
    }

    .load-more-wrap {
      margin-top: 40px;
      display: flex;
      justify-content: center;
    }

    .btn-load-more {
      padding: 10px 32px;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-accent);
      color: var(--text-secondary);
      border-radius: var(--radius-md);
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: var(--transition);
    }

    .btn-load-more:hover {
      background-color: var(--bg-surface-hover);
      color: var(--text-primary);
      border-color: var(--color-accent);
    }

    /* 3. 本周影迷口碑与高分排行榜 */
    .ranking-scroll-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .rank-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 18px;
      display: flex;
      gap: 16px;
      align-items: center;
      transition: var(--transition);
    }

    .rank-card:hover {
      background-color: var(--bg-surface-hover);
      border-color: var(--border-accent);
    }

    .rank-num {
      font-size: 32px;
      font-weight: 900;
      line-height: 1;
      color: var(--color-primary);
      width: 36px;
      flex-shrink: 0;
      text-align: center;
    }

    .rank-info {
      flex-grow: 1;
      overflow: hidden;
    }

    .rank-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .rank-details {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 6px;
    }

    .rank-rating {
      font-size: 12px;
      font-weight: 700;
      color: #FFB800;
    }

    /* 4. 4K 经典胶片修复专题展示带 */
    .restoration-banner {
      background: linear-gradient(90deg, #11141A 0%, rgba(17, 20, 26, 0.85) 50%, rgba(17, 20, 26, 0.4) 100%), url('/assets/images/84207da882e8b337.jpg') center/cover no-repeat;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 48px;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .restoration-tag {
      display: inline-block;
      padding: 4px 10px;
      background-color: rgba(229, 9, 20, 0.15);
      border: 1px solid var(--color-primary);
      color: var(--color-primary);
      font-size: 12px;
      font-weight: 700;
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
    }

    .restoration-h3 {
      font-size: 26px;
      font-weight: 700;
      color: #FFF;
      margin-bottom: 16px;
      line-height: 1.35;
    }

    .restoration-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .spec-comparison-chips {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .spec-chip-item {
      background-color: rgba(9, 11, 14, 0.8);
      border: 1px solid var(--border-accent);
      padding: 12px;
      border-radius: var(--radius-sm);
    }

    .spec-chip-title {
      font-size: 11px;
      color: var(--text-muted);
      margin-bottom: 4px;
    }

    .spec-chip-val {
      font-size: 13px;
      font-weight: 700;
      color: var(--text-primary);
    }

    /* 5. 电影策展人推荐专栏 */
    .curator-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .curator-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }

    .curator-card:hover {
      border-color: var(--border-accent);
      background-color: var(--bg-surface-hover);
    }

    .curator-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      margin-bottom: 16px;
    }

    .curator-series {
      font-size: 12px;
      color: var(--color-accent);
      font-weight: 600;
      letter-spacing: 0.05em;
      margin-bottom: 6px;
    }

    .curator-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-primary);
    }

    .curator-digest {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .curator-filmlist {
      display: flex;
      gap: 10px;
      margin-bottom: 20px;
    }

    .curator-film-pill {
      font-size: 12px;
      color: var(--text-primary);
      background-color: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-subtle);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }

    .curator-author {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid var(--border-subtle);
      padding-top: 16px;
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 6. 蓝光播放技术参数与渲染指引 */
    .specs-table-container {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow-x: auto;
    }

    .specs-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 13px;
    }

    .specs-table th {
      background-color: rgba(255, 255, 255, 0.03);
      padding: 16px 20px;
      color: var(--text-secondary);
      font-weight: 600;
      border-bottom: 1px solid var(--border-subtle);
      white-space: nowrap;
    }

    .specs-table td {
      padding: 16px 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      color: var(--text-primary);
      white-space: nowrap;
    }

    .specs-table tr:last-child td {
      border-bottom: none;
    }

    .specs-table tr:hover td {
      background-color: rgba(255, 255, 255, 0.02);
    }

    .spec-badge {
      display: inline-block;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      font-size: 11px;
      font-weight: 600;
    }

    .spec-badge-ultra {
      background-color: rgba(229, 9, 20, 0.15);
      color: var(--color-primary);
      border: 1px solid rgba(229, 9, 20, 0.3);
    }

    .spec-badge-pro {
      background-color: rgba(0, 210, 255, 0.15);
      color: var(--color-accent);
      border: 1px solid rgba(0, 210, 255, 0.3);
    }

    /* 7. 电影收藏与片单导出工具 */
    .export-tool-strip {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-md);
      padding: 28px 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .export-info {
      max-width: 780px;
    }

    .export-title {
      font-size: 18px;
      font-weight: 700;
      color: #FFF;
      margin-bottom: 6px;
    }

    .export-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    .export-actions {
      display: flex;
      gap: 12px;
      flex-shrink: 0;
    }

    .btn-export-solid {
      padding: 10px 20px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      border: none;
      cursor: pointer;
      transition: var(--transition);
    }

    .btn-export-solid:hover {
      background-color: var(--color-primary-hover);
    }

    .btn-export-outline {
      padding: 10px 20px;
      background-color: transparent;
      color: var(--text-secondary);
      font-size: 14px;
      font-weight: 500;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-accent);
      cursor: pointer;
      transition: var(--transition);
    }

    .btn-export-outline:hover {
      color: var(--text-primary);
      border-color: var(--text-secondary);
    }

    /* 统一页脚 */
    .site-footer {
      background-color: #0B0E14;
      border-top: 1px solid var(--border-subtle);
      padding: 56px 0 28px 0;
      color: var(--text-secondary);
      font-size: 14px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-brand-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }

    .footer-brand-desc {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      max-width: 320px;
    }

    .footer-col-title {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 16px;
    }

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

    .footer-links a {
      color: var(--text-secondary);
      font-size: 13px;
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-muted);
    }

    .footer-meta-info {
      display: flex;
      gap: 20px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .movie-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .ranking-scroll-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .curator-grid {
        grid-template-columns: 1fr;
      }
      .restoration-banner {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .main-nav {
        display: none;
      }
      .movie-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .movie-thumb-wrap {
        height: 240px;
      }
      .ranking-scroll-grid {
        grid-template-columns: 1fr;
      }
      .export-tool-strip {
        flex-direction: column;
        align-items: flex-start;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
      }
      .footer-meta-info {
        flex-direction: column;
        gap: 6px;
      }
    }

    @media (max-width: 520px) {
      .movie-grid {
        grid-template-columns: 1fr;
      }
      .filter-group {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
      .header-actions {display: none;
      }
    }

/* roulang page: category3 */
:root {
      --bg-canvas: #090B0E;
      --bg-header: #0F141C;
      --bg-surface: #11141A;
      --bg-surface-hover: #181D26;
      --border-subtle: #232936;
      --border-accent: #374151;
      --color-primary: #E50914;
      --color-primary-hover: #B80710;
      --color-accent: #00D2FF;
      --text-primary: #F9FAFB;
      --text-secondary: #9CA3AF;
      --text-muted: #6B7280;
      --radius-sm: 4px;
      --radius-md: 6px;
      --radius-lg: 8px;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --container-max: 1240px;
      --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-canvas);
      color: var(--text-primary);
      font-family: var(--font-stack);
      font-size: 15px;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
    }
    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 顶部政务规整型导航 */
    .site-header {
      background-color: var(--bg-header);
      height: 60px;
      border-bottom: 1px solid var(--border-subtle);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 19px;
      font-weight: 700;
      letter-spacing: -0.01em;
      color: var(--text-primary);
    }
    .brand-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 12px;
      font-weight: 800;
      border-radius: var(--radius-sm);
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }
    .nav-link {
      padding: 8px 16px;
      font-size: 14px;
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
    }
    .nav-link:hover, .nav-link.active {
      color: var(--text-primary);
      background-color: rgba(255, 255, 255, 0.05);
    }
    .nav-link.active {
      font-weight: 600;
      border-bottom: 2px solid var(--color-primary);
      border-radius: 0;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .gov-btn {
      padding: 5px 12px;
      font-size: 13px;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-accent);
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
    }
    .gov-btn:hover {
      color: var(--text-primary);
      border-color: var(--color-accent);
    }

    /* 通用板块与版式 */
    .section-spacing {
      padding: 64px 0;
      border-bottom: 1px solid var(--border-subtle);
    }
    .section-head {
      margin-bottom: 32px;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
    }
    .section-title {
      font-size: 26px;
      font-weight: 700;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .section-title::before {
      content: "";
      display: block;
      width: 4px;
      height: 22px;
      background-color: var(--color-primary);
      border-radius: 2px;
    }
    .section-desc {
      margin-top: 8px;
      font-size: 14px;
      color: var(--text-secondary);
      max-width: 800px;
    }

    /* 板块1：分类 H1 宽屏大视觉展厅 + 倒计时与提醒订阅 */
    .category-hero {
      position: relative;
      padding: 70px 0 60px;
      background: linear-gradient(180deg, rgba(9, 11, 14, 0.4) 0%, rgba(9, 11, 14, 0.95) 100%), url('/assets/images/84207da882e8b337.jpg') center/cover no-repeat;
      border-bottom: 1px solid var(--border-subtle);
    }
    .hero-meta-badges {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 18px;
    }
    .badge-tech {
      display: inline-flex;
      align-items: center;
      padding: 3px 10px;
      font-size: 12px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      letter-spacing: 0.04em;
    }
    .badge-uhd {
      background: rgba(229, 9, 20, 0.15);
      border: 1px solid var(--color-primary);
      color: #FF6B6B;
    }
    .badge-dolby {
      background: rgba(0, 210, 255, 0.12);
      border: 1px solid var(--color-accent);
      color: var(--color-accent);
    }
    .badge-hdr {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid var(--border-accent);
      color: var(--text-primary);
    }
    .category-hero-h1 {
      font-size: 38px;
      font-weight: 800;
      line-height: 1.25;
      letter-spacing: -0.02em;
      color: #FFF;
      margin-bottom: 16px;
    }
    .category-hero-h1 span {
      color: var(--color-accent);
    }
    .category-hero-p {
      font-size: 15px;
      color: var(--text-secondary);
      max-width: 820px;
      margin-bottom: 32px;
      line-height: 1.7;
    }
    .live-preview-box {
      background-color: rgba(17, 20, 26, 0.85);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-lg);
      padding: 24px;
      backdrop-filter: blur(12px);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 30px;
      align-items: center;
    }
    .live-status-line {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
    }
    .live-dot {
      width: 10px;
      height: 10px;
      background-color: var(--color-primary);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--color-primary);
    }
    .live-title {
      font-size: 18px;
      font-weight: 700;
      color: #FFF;
    }
    .live-spec {
      font-size: 13px;
      color: var(--text-secondary);
      display: flex;
      gap: 16px;
    }
    .countdown-group {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .countdown-timer {
      display: flex;
      gap: 8px;
    }
    .timer-unit {
      background-color: var(--bg-canvas);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      padding: 8px 12px;
      text-align: center;
      min-width: 52px;
    }
    .timer-num {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-accent);
      line-height: 1;
      font-family: monospace;
    }
    .timer-label {
      font-size: 11px;
      color: var(--text-muted);
      margin-top: 4px;
    }
    .btn-remind {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 24px;
      background-color: var(--color-primary);
      color: #FFF;
      font-weight: 600;
      font-size: 14px;
      border: none;
      border-radius: var(--radius-md);
      cursor: pointer;
      transition: var(--transition);
      white-space: nowrap;
    }
    .btn-remind:hover {
      background-color: var(--color-primary-hover);
      transform: translateY(-2px);
    }

    /* 板块2：纪实题材分面索引与主体画廊网格 */
    .filter-bar {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 14px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 24px;
      flex-wrap: wrap;
      gap: 16px;
    }
    .filter-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .filter-tag {
      padding: 5px 14px;
      font-size: 13px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      color: var(--text-secondary);
      cursor: pointer;
      transition: var(--transition);
    }
    .filter-tag.active, .filter-tag:hover {
      background: var(--bg-surface-hover);
      color: var(--text-primary);
      border-color: var(--border-accent);
    }
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .doc-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .doc-card:hover {
      border-color: var(--border-accent);
      transform: translateY(-3px);
      box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
    }
    .doc-poster {
      position: relative;
      height: 210px;
      overflow: hidden;
      background-color: #1a1e27;
    }
    .doc-poster img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .doc-card:hover .doc-poster img {
      transform: scale(1.04);
    }
    .doc-spec-badge {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(0, 0, 0, 0.75);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: #FFF;
      font-size: 11px;
      padding: 2px 8px;
      border-radius: 3px;
      font-weight: 600;
      backdrop-filter: blur(4px);
    }
    .doc-body {
      padding: 18px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .doc-title {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .doc-desc {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .doc-params-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-top: 1px solid var(--border-subtle);
      padding-top: 12px;
      font-size: 12px;
      color: var(--text-muted);
    }
    .btn-card-action {
      display: inline-flex;
      align-items: center;
      padding: 4px 10px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-subtle);
      color: var(--text-primary);
      border-radius: var(--radius-sm);
      font-size: 12px;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-card-action:hover {
      background: var(--color-primary);
      border-color: var(--color-primary);
    }

    /* 板块3：极致画质技术白皮书摘要 */
    .whitepaper-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }
    .tech-spec-table {
      width: 100%;
      border-collapse: collapse;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .tech-spec-table th, .tech-spec-table td {
      padding: 12px 18px;
      font-size: 13px;
      text-align: left;
      border-bottom: 1px solid var(--border-subtle);
    }
    .tech-spec-table th {
      background-color: rgba(255, 255, 255, 0.02);
      color: var(--text-secondary);
      font-weight: 600;
    }
    .tech-spec-table td {
      color: var(--text-primary);
    }
    .tech-spec-table tr:last-child td {
      border-bottom: none;
    }
    .spec-tag-accent {
      color: var(--color-accent);
      font-weight: 600;
    }
    .whitepaper-info h3 {
      font-size: 22px;
      font-weight: 700;
      color: #FFF;
      margin-bottom: 14px;
      line-height: 1.35;
    }
    .whitepaper-info p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .spec-points-list {
      list-style: none;
      margin-bottom: 20px;
    }
    .spec-points-list li {
      font-size: 13px;
      color: var(--text-secondary);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .spec-points-list li::before {
      content: "";
      width: 6px;
      height: 6px;
      background-color: var(--color-accent);
      border-radius: 50%;
    }

    /* 板块4：典藏纪实纪录片专题策展区 */
    .curation-cards {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }
    .curation-item {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      overflow: hidden;
      display: flex;
      transition: var(--transition);
    }
    .curation-item:hover {
      border-color: var(--border-accent);
      transform: translateY(-2px);
    }
    .curation-thumb {
      width: 40%;
      position: relative;
      background-color: #1a1e27;
      flex-shrink: 0;
    }
    .curation-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .curation-detail {
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .curation-tag {
      font-size: 11px;
      color: var(--color-accent);
      text-transform: uppercase;
      font-weight: 700;
      margin-bottom: 6px;
      letter-spacing: 0.05em;
    }
    .curation-h4 {
      font-size: 18px;
      font-weight: 700;
      color: #FFF;
      margin-bottom: 10px;
    }
    .curation-desc {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .curation-meta {
      font-size: 12px;
      color: var(--text-muted);
      display: flex;
      gap: 14px;
    }

    /* 板块5：视听实验室器材适配指南 */
    .lab-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .lab-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
    }
    .lab-card:hover {
      border-color: var(--border-accent);
      background-color: var(--bg-surface-hover);
    }
    .lab-category {
      font-size: 12px;
      color: var(--color-primary);
      font-weight: 600;
      margin-bottom: 8px;
    }
    .lab-title {
      font-size: 16px;
      font-weight: 700;
      color: #FFF;
      margin-bottom: 12px;
    }
    .lab-guidelines {
      list-style: none;
    }
    .lab-guidelines li {
      font-size: 13px;
      color: var(--text-secondary);
      padding: 6px 0;
      border-top: 1px dashed var(--border-subtle);
      display: flex;
      justify-content: space-between;
    }
    .lab-val {
      color: var(--text-primary);
      font-weight: 500;
    }

    /* 板块6：纪实片源征集与合规申明栏 */
    .notice-wrapper {
      background: linear-gradient(145deg, #11141A 0%, #151922 100%);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 32px 36px;
    }
    .notice-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid var(--border-subtle);
      padding-bottom: 18px;
      margin-bottom: 20px;
    }
    .notice-title {
      font-size: 18px;
      font-weight: 700;
      color: #FFF;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .notice-badge {
      background-color: rgba(229, 9, 20, 0.15);
      border: 1px solid var(--color-primary);
      color: #FF6B6B;
      font-size: 12px;
      padding: 2px 8px;
      border-radius: 2px;
    }
    .notice-content {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 32px;
      align-items: center;
    }
    .notice-p {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 12px;
    }
    .notice-specs-list {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 14px;
    }
    .notice-spec-item {
      font-size: 12px;
      padding: 4px 10px;
      background-color: var(--bg-canvas);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      color: var(--text-muted);
    }
    .notice-cta {
      text-align: right;
    }
    .btn-apply {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      background-color: transparent;
      border: 1px solid var(--border-accent);
      color: var(--text-primary);
      border-radius: var(--radius-md);
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-apply:hover {
      background-color: rgba(255, 255, 255, 0.08);
      border-color: var(--color-accent);
      color: var(--color-accent);
    }

    /* 全局统一页脚 */
    .site-footer {
      background-color: var(--bg-header);
      padding: 60px 0 32px 0;
      border-top: 1px solid var(--border-subtle);
      font-size: 13px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 14px;
    }
    .footer-brand-desc {
      color: var(--text-secondary);
      line-height: 1.7;
      font-size: 13px;
    }
    .footer-col-title {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: var(--text-secondary);
      font-size: 13px;
    }
    .footer-links a:hover {
      color: var(--color-accent);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-subtle);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--text-muted);
      font-size: 12px;
      flex-wrap: wrap;
      gap: 16px;
    }
    .footer-meta-info {
      display: flex;
      gap: 20px;
      font-family: monospace;
    }

    /* 响应式断点控制 */
    @media (max-width: 1024px) {
      .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .curation-cards {
        grid-template-columns: 1fr;
      }
      .whitepaper-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
      }
    }
    @media (max-width: 768px) {
      .main-nav {
        display: none;
      }
      .category-hero-h1 {
        font-size: 28px;
      }
      .live-preview-box {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .countdown-group {
        flex-direction: column;
        align-items: flex-start;
      }
      .gallery-grid {
        grid-template-columns: 1fr;
      }
      .lab-grid {
        grid-template-columns: 1fr;
      }
      .notice-content {
        grid-template-columns: 1fr;
      }
      .notice-cta {
        text-align:left;
      }
    }

/* roulang page: category4 */
:root {
      --bg-canvas: #090B0E;
      --bg-header: #0F141C;
      --bg-surface: #11141A;
      --bg-surface-hover: #181D26;
      --border-subtle: #232936;
      --border-accent: #374151;
      --color-primary: #E50914;
      --color-primary-hover: #B80710;
      --color-accent: #00D2FF;
      --text-primary: #F9FAFB;
      --text-secondary: #9CA3AF;
      --text-muted: #6B7280;
      --radius-sm: 4px;
      --radius-md: 6px;
      --radius-lg: 8px;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --container-max: 1240px;
      --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-canvas);
      color: var(--text-primary);
      font-family: var(--font-stack);
      font-size: 15px;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
    }
    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 顶部政务规整型导航 */
    .site-header {
      background-color: var(--bg-header);
      height: 60px;
      border-bottom: 1px solid var(--border-subtle);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 19px;
      font-weight: 700;
      letter-spacing: -0.01em;
      color: var(--text-primary);
    }
    .brand-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 12px;
      font-weight: 800;
      border-radius: var(--radius-sm);
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }
    .nav-link {
      padding: 8px 16px;
      font-size: 14px;
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
    }
    .nav-link:hover, .nav-link.active {
      color: var(--text-primary);
      background-color: rgba(255, 255, 255, 0.05);
    }
    .nav-link.active {
      font-weight: 600;
      border-bottom: 2px solid var(--color-primary);
      border-radius: 0;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .gov-btn {
      padding: 5px 12px;
      font-size: 13px;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-accent);
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
    }
    .gov-btn:hover {
      color: var(--text-primary);
      border-color: var(--color-accent);
    }
    /* 板块通用头部 */
    .section-spacing {
      padding: 72px 0;
      border-bottom: 1px solid var(--border-subtle);
    }
    .section-head {
      margin-bottom: 36px;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
    }
    .section-title {
      font-size: 28px;
      font-weight: 700;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .section-title::before {
      content: "";
      display: block;
      width: 4px;
      height: 24px;
      background-color: var(--color-primary);
      border-radius: 2px;
    }
    .section-desc {
      margin-top: 10px;
      font-size: 15px;
      color: var(--text-secondary);
      max-width: 820px;
      line-height: 1.6;
    }
    /* 通用按钮 */
    .btn-main {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      background-color: var(--color-primary);
      color: #FFF;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-md);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-main:hover {
      background-color: var(--color-primary-hover);
      transform: translateY(-2px);
    }
    .btn-sub {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 20px;
      background-color: rgba(255, 255, 255, 0.05);
      color: var(--text-primary);
      font-size: 14px;
      font-weight: 500;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-accent);
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-sub:hover {
      background-color: rgba(255, 255, 255, 0.12);
      border-color: var(--text-secondary);
    }

    /* 1. 分类4专有首屏: 客户端下载矩阵 */
    .client-hero {
      padding: 56px 0 68px;
      background: radial-gradient(circle at 80% 20%, rgba(229, 9, 20, 0.08) 0%, transparent 60%),
                  linear-gradient(180deg, #0F141C 0%, #090B0E 100%);
      border-bottom: 1px solid var(--border-subtle);
    }
    .client-hero-header {
      margin-bottom: 44px;
      max-width: 900px;
    }
    .client-hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      font-weight: 700;
      color: var(--color-accent);
      background-color: rgba(0, 210, 255, 0.08);
      border: 1px solid rgba(0, 210, 255, 0.25);
      padding: 4px 10px;
      border-radius: 20px;
      margin-bottom: 16px;
      letter-spacing: 0.03em;
    }
    .client-hero-h1 {
      font-size: 40px;
      font-weight: 800;
      letter-spacing: -0.03em;
      line-height: 1.25;
      margin-bottom: 16px;
      color: #FFF;
    }
    .client-hero-h1 span {
      color: var(--color-primary);
    }
    .client-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .client-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
      transition: var(--transition);
    }
    .client-card:hover {
      border-color: var(--border-accent);
      background-color: var(--bg-surface-hover);
      transform: translateY(-3px);
    }
    .client-card.featured {
      border-color: rgba(229, 9, 20, 0.4);
      background: linear-gradient(180deg, rgba(229, 9, 20, 0.05) 0%, var(--bg-surface) 100%);
    }
    .client-card-top {
      margin-bottom: 24px;
    }
    .client-badge-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 18px;
    }
    .sys-badge {
      font-size: 12px;
      font-weight: 700;
      color: #FFF;
      background: #1C2330;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-accent);
    }
    .ver-tag {
      font-size: 12px;
      color: var(--color-accent);
      font-family: monospace;
    }
    .client-title {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .client-desc {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .client-meta-list {
      list-style: none;
      font-size: 12px;
      color: var(--text-muted);
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 14px;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .client-meta-list code {
      color: var(--text-secondary);
      font-family: monospace;
      font-size: 11px;
      word-break: break-all;
    }
    .client-card-action {
      margin-top: 20px;
    }
    .btn-download {
      display: block;
      width: 100%;
      text-align: center;
      padding: 10px 0;
      background-color: var(--bg-canvas);
      border: 1px solid var(--border-accent);
      color: var(--text-primary);
      font-weight: 600;
      font-size: 14px;
      border-radius: var(--radius-md);
      transition: var(--transition);
    }
    .client-card:hover .btn-download,
    .client-card.featured .btn-download {
      background-color: var(--color-primary);
      border-color: var(--color-primary);
      color: #FFF;
    }

    /* 2. 硬件加速与解码兼容性矩阵 */
    .table-container {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      overflow-x: auto;
    }
    .matrix-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
      min-width: 760px;
    }
    .matrix-table th {
      background-color: #151A22;
      color: var(--text-primary);
      padding: 16px 20px;
      font-weight: 600;
      border-bottom: 1px solid var(--border-subtle);
    }
    .matrix-table td {
      padding: 16px 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      color: var(--text-secondary);
    }
    .matrix-table tr:hover td {
      background-color: rgba(255, 255, 255, 0.02);
      color: var(--text-primary);
    }
    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 2px 8px;
      border-radius: 12px;
      font-size: 12px;
      font-weight: 600;
    }
    .status-pill.pass {
      background-color: rgba(16, 185, 129, 0.12);
      color: #10B981;
      border: 1px solid rgba(16, 185, 129, 0.3);
    }
    .status-pill.warn {
      background-color: rgba(245, 158, 11, 0.12);
      color: #F59E0B;
      border: 1px solid rgba(245, 158, 11, 0.3);
    }
    .param-strong {
      color: var(--text-primary);
      font-weight: 600;
    }

    /* 3. 版本更新日志时间轴 */
    .timeline-wrap {
      position: relative;
      padding-left: 32px;
    }
    .timeline-wrap::before {
      content: "";
      position: absolute;
      left: 7px;
      top: 10px;
      bottom: 10px;
      width: 2px;
      background-color: var(--border-subtle);
    }
    .timeline-node {
      position: relative;
      margin-bottom: 36px;
    }
    .timeline-node:last-child {
      margin-bottom: 0;
    }
    .timeline-dot {
      position: absolute;
      left: -32px;
      top: 6px;
      width: 16px;
      height: 16px;
      border-radius: 50%;
      background-color: var(--bg-canvas);
      border: 3px solid var(--color-primary);
    }
    .timeline-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .timeline-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 14px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      padding-bottom: 10px;
    }
    .timeline-version {
      font-size: 18px;
      font-weight: 700;
      color: #FFF;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .timeline-version-tag {
      font-size: 12px;
      background-color: rgba(229, 9, 20, 0.15);
      color: var(--color-primary);
      padding: 2px 8px;
      border-radius: var(--radius-sm);
    }
    .timeline-date {
      font-size: 13px;
      color: var(--text-muted);
    }
    .timeline-list {
      list-style: disc;
      padding-left: 20px;
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
    }

    /* 4. 排障对照流程图卡片 */
    .trouble-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .trouble-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 24px;
      transition: var(--transition);
    }
    .trouble-card:hover {
      border-color: var(--border-accent);
      transform: translateY(-2px);
    }
    .err-badge {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      font-family: monospace;
      color: var(--color-primary);
      background-color: rgba(229, 9, 20, 0.1);
      border: 1px solid rgba(229, 9, 20, 0.2);
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
    }
    .trouble-title {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-primary);
    }
    .trouble-desc {
      font-size: 13px;
      color: var(--text-secondary);
      margin-bottom: 16px;
      line-height: 1.6;
    }
    .trouble-fix {
      background-color: #0D1016;
      border-left: 3px solid var(--color-accent);
      padding: 12px 14px;
      font-size: 13px;
      color: var(--text-secondary);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }
    .trouble-fix strong {
      color: var(--text-primary);
      display: block;
      margin-bottom: 4px;
    }

    /* 5. 音频直通与硬解连接图文指南 */
    .guide-banner {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 40px;
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      overflow: hidden;
      align-items: center;
    }
    .guide-img-box {
      height: 100%;
      min-height: 380px;
      position: relative;
      overflow: hidden;
    }
    .guide-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: brightness(0.85);
      transition: var(--transition);
    }
    .guide-banner:hover .guide-img-box img {
      transform: scale(1.03);
    }
    .guide-content {
      padding: 40px;
    }
    .guide-step {
      display: flex;
      gap: 16px;
      margin-bottom: 24px;
    }
    .guide-step:last-child {
      margin-bottom: 0;
    }
    .step-num {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background-color: rgba(229, 9, 20, 0.1);
      border: 1px solid var(--color-primary);
      color: var(--color-primary);
      font-size: 14px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
    }
    .step-text h4 {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 6px;
    }
    .step-text p {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.6;
    }

    /* 6. 技术工单反馈表单 */
    .ticket-section {
      background-color: #0B0E13;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 44px;
    }
    .ticket-grid {
      display: grid;
      grid-template-columns: 1fr 1.4fr;
      gap: 40px;
    }
    .ticket-info h3 {
      font-size: 24px;
      font-weight: 700;
      margin-bottom: 14px;
      color: #FFF;
    }
    .ticket-info p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .ticket-spec-box {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 18px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .ticket-spec-box span {
      display: block;
      color: var(--text-secondary);
      margin-bottom: 8px;
    }
    .ticket-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .form-group-full {
      grid-column: span 2;
    }
    .form-label {
      display: block;
      font-size: 13px;
      color: var(--text-secondary);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      background-color: #141820;
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-sm);
      color: var(--text-primary);
      padding: 10px 14px;
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--color-primary);
      background-color: #181E29;
    }
    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }
    .btn-submit {
      width: 100%;
      padding: 12px;
      background-color: var(--color-primary);
      border: none;
      border-radius: var(--radius-md);
      color: #FFF;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-submit:hover {
      background-color: var(--color-primary-hover);
    }

    /* 页脚样式 */
    .site-footer {
      background-color: #07090C;
      border-top: 1px solid var(--border-subtle);
      padding: 60px 0 30px;
      font-size: 14px;
      color: var(--text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }
    .footer-brand-desc {
      font-size: 13px;
      line-height: 1.7;
      color: var(--text-secondary);
      max-width: 320px;
    }
    .footer-col-title {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: var(--text-secondary);
      font-size: 13px;
    }
    .footer-links a:hover {
      color: var(--color-primary);
      padding-left: 3px;
    }
    .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: 14px;
      font-size: 12px;
    }
    .footer-meta-info {
      display: flex;
      gap: 18px;
      color: var(--text-muted);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .client-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .trouble-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .guide-banner {
        grid-template-columns: 1fr;
      }
      .guide-img-box {
        min-height: 260px;
      }
      .ticket-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .client-grid {
        grid-template-columns: 1fr;
      }
      .trouble-grid {
        grid-template-columns: 1fr;
      }
      .header-actions {
        display: none;
      }
      .main-nav {
        overflow-x: auto;
        white-space: nowrap;
        padding-bottom: 4px;
      }
      .client-hero-h1 {
        font-size: 28px;
      }
      .ticket-form {
        grid-template-columns: 1fr;
      }
      .form-group-full {
        grid-column: span 1;
      }
      .ticket-section {
        padding: 24px;
      }
      .guide-content {
        padding: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
    }