/* roulang page: index */
:root {
      --primary: #c82333;
      --primary-dark: #9e1422;
      --primary-light: #ff4d5e;
      --secondary: #1a1e24;
      --accent: #d97706;
      --bg-main: #0d1117;
      --bg-card: #161b22;
      --bg-card-alt: #21262d;
      --border-color: #30363d;
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --text-dim: #6e7681;
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container-max: 1240px;
      --shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.68;
      font-size: 15px;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

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

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 顶部地图定位型导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(13, 17, 23, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }

    .nav-topbar {
      background: #090d13;
      border-bottom: 1px solid #21262d;
      font-size: 12px;
      color: var(--text-muted);
      padding: 6px 0;
    }

    .nav-topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .nav-station {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      background-color: #2ea043;
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 8px #2ea043;
    }

    .nav-main {
      padding: 14px 0;
    }

    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-symbol {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      color: #fff;
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(200, 35, 51, 0.4);
      border: 1px solid var(--primary-light);
    }

    .brand-name {
      font-size: 18px;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: #ffffff;
      white-space: nowrap;
    }

    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 6px;
    }

    .nav-links li a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      display: inline-block;
    }

    .nav-links li.active a,
    .nav-links li a:hover {
      color: #ffffff;
      background-color: var(--bg-card-alt);
    }

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

    .btn-search-trigger {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      display: flex;
      align-items: center;
      gap: 6px;
      cursor: pointer;
    }

    /* 旗舰店 Hero 战术版式 */
    .hero-flagship {
      position: relative;
      background: linear-gradient(180deg, rgba(13,17,23,0.3) 0%, rgba(13,17,23,0.95) 100%),
                  url('/assets/images/aaa671addb364278.jpg') center/cover no-repeat;
      padding: 80px 0 60px;
      border-bottom: 1px solid var(--border-color);
    }

    .hero-content {
      max-width: 860px;
    }

    .hero-tagline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(200, 35, 51, 0.15);
      border: 1px solid var(--primary);
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 13px;
      color: var(--primary-light);
      margin-bottom: 20px;
      font-weight: 600;
    }

    .hero-title {
      font-size: 38px;
      line-height: 1.28;
      font-weight: 900;
      color: #ffffff;
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }

    .hero-desc {
      font-size: 16px;
      color: #c9d1d9;
      line-height: 1.8;
      margin-bottom: 30px;
      background: rgba(13, 17, 23, 0.65);
      padding: 16px 20px;
      border-radius: var(--radius-md);
      border-left: 3px solid var(--primary);
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 40px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 600;
      padding: 12px 24px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      gap: 8px;
    }

    .btn-primary {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(200, 35, 51, 0.4);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
    }

    .btn-secondary {
      background: var(--bg-card-alt);
      border-color: var(--border-color);
      color: var(--text-main);
    }

    .btn-secondary:hover {
      background: #30363d;
      border-color: #8b949e;
    }

    /* 旗舰店系列导航条叠加大图下部 */
    .hero-series-bar {
      background: rgba(22, 27, 34, 0.95);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 18px 24px;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      box-shadow: var(--shadow);
    }

    .series-bar-item {
      display: flex;
      align-items: center;
      gap: 14px;
      border-right: 1px solid var(--border-color);
      padding-right: 15px;
    }

    .series-bar-item:last-child {
      border-right: none;
      padding-right: 0;
    }

    .series-idx {
      font-size: 20px;
      font-weight: 800;
      color: var(--accent);
      line-height: 1;
    }

    .series-meta h4 {
      font-size: 14px;
      color: #ffffff;
      margin-bottom: 2px;
    }

    .series-meta p {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* Section 通用规范 */
    .section-block {
      padding: 70px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .section-alt {
      background-color: #12161d;
    }

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

    .section-badge {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      color: var(--primary-light);
      background: rgba(200, 35, 51, 0.12);
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 10px;
      letter-spacing: 1px;
    }

    .section-title {
      font-size: 26px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }

    .section-subtitle {
      font-size: 14px;
      color: var(--text-muted);
      max-width: 780px;
      line-height: 1.7;
    }

    /* 1. 课程与章节矩阵 */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

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

    .matrix-card:hover {
      border-color: #58a6ff;
      transform: translateY(-4px);
      box-shadow: var(--shadow);
    }

    .matrix-img {
      height: 190px;
      width: 100%;
      position: relative;
    }

    .matrix-body {
      padding: 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .matrix-meta {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--accent);
      margin-bottom: 10px;
      font-weight: 600;
    }

    .matrix-title {
      font-size: 17px;
      color: #ffffff;
      margin-bottom: 10px;
      font-weight: 700;
    }

    .matrix-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
      flex: 1;
    }

    .matrix-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary-light);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 2. 大纲目录板块 */
    .outline-layout {
      display: grid;
      grid-template-columns: 1fr 2fr;
      gap: 32px;
    }

    .outline-sidebar {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
    }

    .outline-sidebar h4 {
      font-size: 16px;
      color: #ffffff;
      margin-bottom: 16px;
      padding-bottom: 10px;
      border-bottom: 1px solid var(--border-color);
    }

    .outline-sidebar-list {
      list-style: none;
    }

    .outline-sidebar-list li {
      padding: 10px 12px;
      margin-bottom: 6px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      color: var(--text-muted);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
    }

    .outline-sidebar-list li.current {
      background: var(--bg-card-alt);
      color: #ffffff;
      border-left: 3px solid var(--primary);
    }

    .outline-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .chapter-node {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 16px;
      transition: var(--transition);
    }

    .chapter-node:hover {
      border-color: #8b949e;
      background: #1c2129;
    }

    .chapter-node-head {
      display: flex;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-dim);
      margin-bottom: 8px;
    }

    .chapter-node h5 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 6px;
    }

    .chapter-node p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 3. 讲师/主创背书板块 */
    .creator-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .creator-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
    }

    .creator-avatar {
      width: 88px;
      height: 88px;
      border-radius: 50%;
      margin: 0 auto 16px;
      border: 2px solid var(--primary);
      overflow: hidden;
    }

    .creator-name {
      font-size: 17px;
      color: #ffffff;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .creator-title {
      font-size: 12px;
      color: var(--accent);
      margin-bottom: 12px;
    }

    .creator-bio {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 4. 学员/读者成果评价 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .testi-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
    }

    .testi-rating {
      color: #e3b341;
      font-size: 14px;
      margin-bottom: 12px;
    }

    .testi-content {
      font-size: 13px;
      color: #c9d1d9;
      line-height: 1.65;
      margin-bottom: 16px;
    }

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

    /* 5. 试听/试读入口板块 */
    .preview-box {
      background: linear-gradient(135deg, #1c2128 0%, #161b22 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      display: flex;
      align-items: center;
      gap: 40px;
    }

    .preview-text {
      flex: 1.2;
    }

    .preview-text h3 {
      font-size: 24px;
      color: #ffffff;
      margin-bottom: 14px;
    }

    .preview-text p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .preview-card-wrap {
      flex: 0.8;
      background: #0d1117;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }

    .preview-card-wrap h4 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 10px;
    }

    .preview-card-wrap .text-sample {
      font-size: 13px;
      color: #8b949e;
      line-height: 1.65;
      background: #161b22;
      padding: 14px;
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
      border-left: 2px solid var(--accent);
    }

    /* 6. 资讯列表与连载情报 */
    .news-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .news-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      display: flex;
      gap: 16px;
      padding: 16px;
      transition: var(--transition);
    }

    .news-item:hover {
      border-color: #8b949e;
    }

    .news-item-img {
      width: 120px;
      height: 90px;
      border-radius: var(--radius-sm);
      flex-shrink: 0;
    }

    .news-item-content {
      flex: 1;
    }

    .news-item-date {
      font-size: 12px;
      color: var(--accent);
      margin-bottom: 4px;
    }

    .news-item-title {
      font-size: 15px;
      color: #ffffff;
      font-weight: 700;
      margin-bottom: 6px;
      line-height: 1.4;
    }

    .news-item-desc {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 7. 读者自测互动问卷 */
    .quiz-container {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 30px;
    }

    .quiz-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 20px;
    }

    .quiz-option-card {
      background: #0d1117;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 18px;
    }

    .quiz-option-card h5 {
      font-size: 14px;
      color: #ffffff;
      margin-bottom: 8px;
    }

    .quiz-option-card p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    /* 8. 进度时间线与更新里程碑 */
    .timeline-wrap {
      position: relative;
      padding: 20px 0;
    }

    .timeline-wrap::before {
      content: '';
      position: absolute;
      left: 15px;
      top: 0;
      bottom: 0;
      width: 2px;
      background: var(--border-color);
    }

    .timeline-step {
      position: relative;
      padding-left: 44px;
      margin-bottom: 24px;
    }

    .timeline-dot {
      position: absolute;
      left: 7px;
      top: 4px;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--bg-main);
      border: 3px solid var(--primary);
    }

    .timeline-body {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 16px 20px;
    }

    .timeline-body h4 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 6px;
    }

    .timeline-body p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 9. 风险提示与版权条 */
    .risk-notice-bar {
      background: rgba(217, 119, 6, 0.1);
      border: 1px solid rgba(217, 119, 6, 0.35);
      border-radius: var(--radius-md);
      padding: 18px 24px;
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .risk-notice-icon {
      font-size: 24px;
      color: var(--accent);
      line-height: 1;
    }

    .risk-notice-text h4 {
      font-size: 14px;
      color: #fbbf24;
      margin-bottom: 4px;
    }

    .risk-notice-text p {
      font-size: 13px;
      color: #d1d5db;
      line-height: 1.6;
    }

    /* 10. 适用阅读场景矩阵 */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .scenario-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 18px;
      text-align: center;
      transition: var(--transition);
    }

    .scenario-card:hover {
      border-color: var(--primary-light);
      background: #1a202c;
    }

    .scenario-icon {
      font-size: 28px;
      margin-bottom: 12px;
      color: var(--primary-light);
    }

    .scenario-title {
      font-size: 16px;
      color: #ffffff;
      margin-bottom: 8px;
      font-weight: 700;
    }

    .scenario-desc {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 11. 立即报名与入库 CTA 收口区 */
    .cta-flagship {
      background: linear-gradient(135deg, #1f242d 0%, #111418 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 50px 40px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .cta-flagship::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary-light));
    }

    .cta-inner {
      max-width: 680px;
      margin: 0 auto;
    }

    .cta-title {
      font-size: 28px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 14px;
    }

    .cta-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 28px;
    }

    .cta-buttons {
      display: flex;
      justify-content: center;
      gap: 16px;
    }

    /* 统一页脚 */
    .site-footer {
      background: #090c10;
      border-top: 1px solid var(--border-color);
      padding: 50px 0 24px;
      font-size: 13px;
      color: var(--text-muted);
    }

    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-col h5 {
      color: #ffffff;
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
    }

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

    .footer-links a:hover {
      color: #ffffff;
    }

    .footer-about p {
      line-height: 1.7;
      margin-top: 12px;
      font-size: 13px;
    }

    .footer-bottom {
      border-top: 1px solid #21262d;
      padding-top: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-series-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
      }
      .series-bar-item:nth-child(2) {
        border-right: none;
      }
      .matrix-grid, .creator-grid, .testimonial-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
      }
      .hero-title {
        font-size: 26px;
      }
      .outline-layout {
        grid-template-columns: 1fr;
      }
      .matrix-grid, .creator-grid, .testimonial-grid, .news-list, .quiz-grid {
        grid-template-columns: 1fr;
      }
      .preview-box {
        flex-direction: column;
        padding: 24px;
      }
      .footer-top {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
      }
    }

/* roulang page: category1 */
:root {
      --primary: #c82333;
      --primary-dark: #9e1422;
      --primary-light: #ff4d5e;
      --secondary: #1a1e24;
      --accent: #d97706;
      --bg-main: #0d1117;
      --bg-card: #161b22;
      --bg-card-alt: #21262d;
      --border-color: #30363d;
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --text-dim: #6e7681;
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container-max: 1240px;
      --shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.68;
      font-size: 15px;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }
    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(13, 17, 23, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-topbar {
      background: #090d13;
      border-bottom: 1px solid #21262d;
      font-size: 12px;
      color: var(--text-muted);
      padding: 6px 0;
    }
    .nav-topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-station {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #2ea043;
      display: inline-block;
      box-shadow: 0 0 8px #2ea043;
    }
    .nav-main {
      padding: 14px 0;
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-symbol {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      color: #fff;
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(200, 35, 51, 0.4);
      border: 1px solid var(--primary-light);
    }
    .brand-name {
      font-size: 18px;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: #ffffff;
      white-space: nowrap;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 6px;
    }
    .nav-links li a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      display: inline-block;
    }
    .nav-links li.active a,
    .nav-links li a:hover {
      color: #ffffff;
      background-color: var(--bg-card-alt);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-search-trigger {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      display: flex;
      align-items: center;
      gap: 6px;
      cursor: pointer;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 600;
      padding: 12px 24px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      gap: 8px;
    }
    .btn-primary {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(200, 35, 51, 0.4);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: var(--bg-card-alt);
      border-color: var(--border-color);
      color: var(--text-main);
    }
    .btn-secondary:hover {
      background: #30363d;
      border-color: #8b949e;
    }
    .btn-sm {
      padding: 6px 14px;
      font-size: 13px;
    }
    .section-block {
      padding: 68px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .section-alt {
      background-color: #0e131a;
    }
    .section-header {
      margin-bottom: 38px;
    }
    .badge-sub {
      display: inline-block;
      font-size: 12px;
      color: var(--accent);
      font-weight: 700;
      letter-spacing: 1px;
      text-transform: uppercase;
      margin-bottom: 8px;
    }
    .section-title {
      font-size: 26px;
      font-weight: 800;
      color: #ffffff;
      letter-spacing: -0.3px;
      line-height: 1.35;
    }
    .section-summary {
      color: var(--text-muted);
      font-size: 15px;
      margin-top: 8px;
      max-width: 780px;
    }
    /* Hero 券墙板块 */
    .hero-coupon-wall {
      background: linear-gradient(180deg, rgba(13, 17, 23, 0.75) 0%, rgba(13, 17, 23, 0.98) 100%),
                  url('/assets/images/65d31c695abdb8f1.webp') center/cover no-repeat;
      padding: 72px 0 60px;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-wall-head {
      text-align: center;
      max-width: 860px;
      margin: 0 auto 46px;
    }
    .hero-wall-head .main-h1 {
      font-size: 36px;
      font-weight: 900;
      color: #ffffff;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }
    .hero-wall-head p {
      font-size: 16px;
      color: #c9d1d9;
      line-height: 1.7;
    }
    .coupon-wall-grid {
      display: grid;
      grid-template-columns: 1.25fr 1fr 1fr;
      gap: 20px;
      align-items: stretch;
    }
    .coupon-card-lead {
      background: linear-gradient(145deg, #241316, #161b22);
      border: 2px solid var(--primary);
      border-radius: var(--radius-md);
      padding: 30px;
      position: relative;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: 0 10px 30px rgba(200, 35, 51, 0.25);
    }
    .coupon-badge-top {
      position: absolute;
      top: -12px;
      left: 24px;
      background: var(--primary);
      color: #fff;
      font-size: 11px;
      font-weight: 800;
      padding: 4px 10px;
      border-radius: 4px;
      letter-spacing: 0.5px;
    }
    .coupon-lead-price {
      font-size: 42px;
      font-weight: 900;
      color: #ff7b72;
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .coupon-lead-price span {
      font-size: 18px;
      font-weight: 500;
      color: var(--text-muted);
    }
    .coupon-card-lead h3 {
      font-size: 20px;
      color: #ffffff;
      margin-bottom: 10px;
      font-weight: 700;
    }
    .coupon-card-lead p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 24px;
    }
    .coupon-card-sub {
      background: var(--bg-card);
      border: 1px dashed var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
    }
    .coupon-card-sub:hover {
      border-color: var(--accent);
      transform: translateY(-3px);
    }
    .coupon-sub-value {
      font-size: 28px;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 8px;
    }
    .coupon-card-sub h4 {
      font-size: 17px;
      color: #fff;
      margin-bottom: 8px;
    }
    .coupon-card-sub p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    /* 目录筛选与快捷操作 */
    .catalog-filter-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 14px 20px;
      border-radius: var(--radius-sm);
      margin-bottom: 24px;
    }
    .filter-tags {
      display: flex;
      gap: 10px;
    }
    .filter-tag-item {
      font-size: 13px;
      padding: 5px 12px;
      background: var(--bg-card-alt);
      border-radius: 4px;
      color: var(--text-muted);
      border: 1px solid transparent;
      cursor: pointer;
    }
    .filter-tag-item.active {
      color: #fff;
      border-color: var(--primary);
      background: rgba(200, 35, 51, 0.15);
    }
    /* 章节主表格结构 */
    .chapter-stream-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .chapter-stream-table th {
      background: #090d13;
      padding: 14px 20px;
      text-align: left;
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 600;
      border-bottom: 1px solid var(--border-color);
    }
    .chapter-stream-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #21262d;
      font-size: 14px;
    }
    .chapter-stream-table tr:last-child td {
      border-bottom: none;
    }
    .chapter-stream-table tr:hover td {
      background: rgba(255, 255, 255, 0.02);
    }
    .tag-status-hot {
      font-size: 11px;
      background: rgba(200, 35, 51, 0.2);
      color: #ff7b72;
      padding: 2px 6px;
      border-radius: 3px;
      margin-left: 8px;
    }
    .tag-status-done {
      font-size: 11px;
      background: rgba(46, 160, 67, 0.15);
      color: #3fb950;
      padding: 2px 6px;
      border-radius: 3px;
    }
    /* 叙事图文对比板块 */
    .narrative-split-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .narrative-img-box {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow);
      position: relative;
    }
    .narrative-img-box img {
      width: 100%;
      height: 380px;
      object-fit: cover;
    }
    .narrative-overlay-note {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      background: linear-gradient(180deg, transparent 0%, rgba(13, 17, 23, 0.95) 100%);
      padding: 20px;
      font-size: 13px;
      color: #c9d1d9;
    }
    .narrative-points-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .narrative-point-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 16px 20px;
      border-radius: var(--radius-sm);
    }
    .narrative-point-item h4 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .point-dot {
      width: 6px;
      height: 6px;
      background: var(--primary);
      border-radius: 50%;
    }
    .narrative-point-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    /* 成果指标四网格 */
    .metric-stats-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .metric-stat-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 24px;
      border-radius: var(--radius-md);
      text-align: left;
    }
    .metric-value {
      font-size: 32px;
      font-weight: 900;
      color: #ffffff;
      line-height: 1;
      margin-bottom: 6px;
      font-family: monospace;
    }
    .metric-value em {
      font-size: 18px;
      font-style: normal;
      color: var(--primary-light);
    }
    .metric-label {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .metric-desc {
      font-size: 12px;
      color: var(--text-muted);
      line-height: 1.5;
    }
    /* 阶段进阶时间轴 */
    .timeline-milestones {
      display: flex;
      flex-direction: column;
      gap: 20px;
      position: relative;
    }
    .timeline-node {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-left: 4px solid var(--primary);
      padding: 20px 24px;
      border-radius: var(--radius-sm);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }
    .node-text h4 {
      font-size: 16px;
      color: #fff;
      margin-bottom: 6px;
    }
    .node-text p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .node-tag {
      flex-shrink: 0;
      font-size: 12px;
      background: var(--bg-card-alt);
      border: 1px solid var(--border-color);
      padding: 6px 14px;
      border-radius: 20px;
      color: var(--accent);
      font-weight: 600;
    }
    /* 读者评定两列 */
    .reader-reviews-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .review-card-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
    }
    .review-user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }
    .review-avatar-text {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: #21262d;
      color: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 14px;
      border: 1px solid var(--border-color);
    }
    .review-meta h5 {
      font-size: 14px;
      color: #fff;
    }
    .review-meta span {
      font-size: 12px;
      color: var(--text-dim);
    }
    .review-body-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    /* 资讯速览面板 */
    .updates-news-board {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px 30px;
    }
    .news-item-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 0;
      border-bottom: 1px solid #21262d;
    }
    .news-item-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    .news-title-link {
      font-size: 14px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .news-title-link:hover {
      color: var(--primary-light);
    }
    .news-date {
      font-size: 12px;
      color: var(--text-dim);
    }
    /* CTA 终局驱动条 */
    .cta-driven-section {
      background: linear-gradient(135deg, #1b090b 0%, #161b22 100%);
      border: 1px solid var(--primary-dark);
      border-radius: var(--radius-lg);
      padding: 48px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 30px;
      margin: 40px auto 70px;
    }
    .cta-text-wrap h3 {
      font-size: 26px;
      color: #ffffff;
      font-weight: 800;
      margin-bottom: 8px;
    }
    .cta-text-wrap p {
      font-size: 14px;
      color: #c9d1d9;
      max-width: 620px;
    }
    .cta-actions-wrap {
      display: flex;
      gap: 14px;
      flex-shrink: 0;
    }
    /* 页脚 */
    .site-footer {
      background: #090d13;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
      color: var(--text-muted);
      font-size: 13px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-about p {
      font-size: 13px;
      line-height: 1.8;
      color: var(--text-muted);
      max-width: 320px;
    }
    .footer-col h5 {
      color: #ffffff;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      border-top: 1px solid #21262d;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--text-dim);
      font-size: 12px;
      flex-wrap: wrap;
      gap: 12px;
    }
    @media (max-width: 1024px) {
      .coupon-wall-grid {
        grid-template-columns: 1fr;
      }
      .metric-stats-strip {
        grid-template-columns: repeat(2, 1fr);
      }
      .narrative-split-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-topbar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      .cta-driven-section {
        flex-direction: column;
        align-items: flex-start;
        padding: 30px 20px;
      }
      .reader-reviews-grid {
        grid-template-columns: 1fr;
      }
      .metric-stats-strip {
        grid-template-columns: 1fr;
      }
      .hero-wall-head .main-h1 {
        font-size: 26px;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
    }

/* roulang page: category3 */
:root {
      --primary: #c82333;
      --primary-dark: #9e1422;
      --primary-light: #ff4d5e;
      --secondary: #1a1e24;
      --accent: #d97706;
      --bg-main: #0d1117;
      --bg-card: #161b22;
      --bg-card-alt: #21262d;
      --border-color: #30363d;
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --text-dim: #6e7681;
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container-max: 1240px;
      --shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.68;
      font-size: 15px;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }
    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 顶部地图定位型导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(13, 17, 23, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-topbar {
      background: #090d13;
      border-bottom: 1px solid #21262d;
      font-size: 12px;
      color: var(--text-muted);
      padding: 6px 0;
    }
    .nav-topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-station {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      background-color: #2ea44f;
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 8px #2ea44f;
    }
    .nav-main {
      padding: 14px 0;
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-symbol {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      color: #fff;
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(200, 35, 51, 0.4);
      border: 1px solid var(--primary-light);
    }
    .brand-name {
      font-size: 18px;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: #ffffff;
      white-space: nowrap;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 6px;
    }
    .nav-links li a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      display: inline-block;
    }
    .nav-links li.active a,
    .nav-links li a:hover {
      color: #ffffff;
      background-color: var(--bg-card-alt);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-search-trigger {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      display: flex;
      align-items: center;
      gap: 6px;
      cursor: pointer;
    }

    /* 按钮与通用组件 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 600;
      padding: 10px 20px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      gap: 8px;
    }
    .btn-primary {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(200, 35, 51, 0.4);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: var(--bg-card-alt);
      border-color: var(--border-color);
      color: var(--text-main);
    }
    .btn-secondary:hover {
      background: #30363d;
      border-color: #8b949e;
    }
    .badge {
      display: inline-block;
      padding: 3px 8px;
      font-size: 12px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      line-height: 1;
    }
    .badge-primary {
      background: rgba(200, 35, 51, 0.2);
      color: var(--primary-light);
      border: 1px solid var(--primary);
    }
    .badge-accent {
      background: rgba(217, 119, 6, 0.2);
      color: var(--accent);
      border: 1px solid var(--accent);
    }
    .badge-outline {
      border: 1px solid var(--border-color);
      color: var(--text-muted);
    }

    /* Section 通用规范 */
    .section-block {
      padding: 64px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .section-alt {
      background-color: rgba(22, 27, 34, 0.5);
    }
    .section-head {
      margin-bottom: 36px;
    }
    .section-subtitle {
      font-size: 13px;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      color: var(--primary-light);
      font-weight: 700;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .section-title {
      font-size: 28px;
      font-weight: 800;
      color: #ffffff;
      line-height: 1.35;
    }
    .section-intro {
      font-size: 15px;
      color: var(--text-muted);
      margin-top: 10px;
      max-width: 820px;
    }

    /* Hero：线索获客提问式首屏，痛点一句 + 表单入口 */
    .cat-lead-hero {
      position: relative;
      background: linear-gradient(180deg, rgba(13,17,23,0.7) 0%, rgba(13,17,23,0.98) 100%),
                  url('/assets/images/44a8eed7d477c313.webp') center/cover no-repeat;
      padding: 70px 0 60px;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-lead-box {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }
    .hero-lead-text h1 {
      font-size: 34px;
      line-height: 1.3;
      font-weight: 900;
      color: #ffffff;
      margin-bottom: 16px;
    }
    .lead-pain-point {
      font-size: 18px;
      color: var(--accent);
      font-weight: 700;
      background: rgba(217, 119, 6, 0.12);
      border-left: 4px solid var(--accent);
      padding: 12px 18px;
      border-radius: var(--radius-sm);
      margin-bottom: 20px;
    }
    .lead-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .hero-form-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      box-shadow: var(--shadow);
    }
    .form-panel-title {
      font-size: 18px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .form-panel-desc {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .query-form {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-label {
      font-size: 13px;
      color: var(--text-main);
      font-weight: 500;
    }
    .form-control {
      background: var(--bg-main);
      border: 1px solid var(--border-color);
      color: #ffffff;
      padding: 10px 14px;
      border-radius: var(--radius-sm);
      font-size: 14px;
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 2px rgba(200, 35, 51, 0.25);
    }
    .form-btn {
      margin-top: 6px;
      width: 100%;
      padding: 12px;
      font-size: 15px;
    }

    /* 板块1：主干人物档案矩阵 (不对称大卡) */
    .roster-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .character-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: row;
      transition: var(--transition);
    }
    .character-card:hover {
      border-color: var(--primary);
      transform: translateY(-3px);
      box-shadow: var(--shadow);
    }
    .char-media {
      width: 180px;
      flex-shrink: 0;
      position: relative;
    }
    .char-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .char-tag {
      position: absolute;
      top: 10px;
      left: 10px;
    }
    .char-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .char-header {
      margin-bottom: 12px;
    }
    .char-name {
      font-size: 20px;
      font-weight: 800;
      color: #ffffff;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .char-identity {
      font-size: 13px;
      color: var(--primary-light);
      margin-top: 4px;
    }
    .char-summary {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .char-indicators {
      display: flex;
      gap: 16px;
      border-top: 1px solid var(--border-color);
      padding-top: 12px;
      font-size: 12px;
      color: var(--text-dim);
    }
    .char-indicators span strong {
      color: var(--text-main);
      margin-left: 4px;
    }

    /* 板块2：多维关系网络剖析 (水平交互列表) */
    .relation-board {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .relation-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: grid;
      grid-template-columns: 240px 1fr 140px;
      align-items: center;
      gap: 24px;
      transition: var(--transition);
    }
    .relation-item:hover {
      border-color: #58a6ff;
      background: var(--bg-card-alt);
    }
    .relation-nodes {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .node-bubble {
      background: #21262d;
      padding: 6px 14px;
      border-radius: 20px;
      font-weight: 700;
      font-size: 14px;
      border: 1px solid var(--border-color);
      color: #ffffff;
    }
    .node-arrow {
      color: var(--primary-light);
      font-weight: bold;
    }
    .relation-content h4 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 4px;
    }
    .relation-content p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .relation-status {
      text-align: right;
    }

    /* 板块3：核心冲突演进轴 (时间线流程卡) */
    .conflict-timeline {
      position: relative;
      padding-left: 30px;
    }
    .conflict-timeline::before {
      content: "";
      position: absolute;
      left: 7px;
      top: 10px;
      bottom: 10px;
      width: 2px;
      background: var(--border-color);
    }
    .timeline-milestone {
      position: relative;
      margin-bottom: 28px;
    }
    .timeline-milestone:last-child {
      margin-bottom: 0;
    }
    .timeline-pin {
      position: absolute;
      left: -30px;
      top: 6px;
      width: 16px;
      height: 16px;
      border-radius: 50%;
      background: var(--bg-main);
      border: 3px solid var(--primary);
    }
    .timeline-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
    }
    .timeline-phase {
      font-size: 12px;
      font-weight: 700;
      color: var(--primary-light);
      margin-bottom: 6px;
    }
    .timeline-title {
      font-size: 16px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .timeline-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 板块4：角色深度数据与弧光洞察 (指标数据条) */
    .data-metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .metric-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      border-top: 3px solid var(--primary);
    }
    .metric-num {
      font-size: 32px;
      font-weight: 900;
      color: #ffffff;
      line-height: 1;
      margin-bottom: 8px;
      font-family: monospace;
    }
    .metric-title {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .metric-text {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块5：读者热评与人物争议探讨 (评价/对话卡) */
    .critique-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .critique-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .critique-quote {
      font-size: 14px;
      color: #d0d7de;
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .critique-author {
      display: flex;
      align-items: center;
      gap: 10px;
      border-top: 1px solid var(--border-color);
      padding-top: 12px;
    }
    .author-avatar {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: #21262d;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: bold;
      color: var(--primary-light);
      border: 1px solid var(--border-color);
    }
    .author-info h5 {
      font-size: 13px;
      color: #ffffff;
    }
    .author-info span {
      font-size: 11px;
      color: var(--text-dim);
    }

    /* 板块6：图谱追更与连载情报预约区 (强交互 CTA) */
    .cta-station-box {
      background: linear-gradient(135deg, rgba(22,27,34,0.95) 0%, rgba(200,35,51,0.15) 100%);
      border: 1px solid var(--primary-dark);
      border-radius: var(--radius-lg);
      padding: 44px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 30px;
    }
    .cta-text h3 {
      font-size: 24px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 10px;
    }
    .cta-text p {
      font-size: 15px;
      color: #c9d1d9;
      max-width: 650px;
    }
    .cta-actions {
      display: flex;
      gap: 14px;
      flex-shrink: 0;
    }

    /* Footer 样式 */
    .site-footer {
      background: #090d13;
      border-top: 1px solid var(--border-color);
      padding: 50px 0 24px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1.2fr 1.2fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-about p {
      font-size: 13px;
      line-height: 1.8;
      color: var(--text-muted);
    }
    .footer-col h5 {
      color: #ffffff;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      border-top: 1px solid #21262d;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-lead-box {
        grid-template-columns: 1fr;
      }
      .roster-grid {
        grid-template-columns: 1fr;
      }
      .relation-item {
        grid-template-columns: 180px 1fr 120px;
      }
      .data-metric-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .critique-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
      .cta-station-box {
        flex-direction: column;
        align-items: flex-start;
      }
    }
    @media (max-width: 768px) {
      .nav-inner {
        flex-wrap: wrap;
      }
      .nav-links {
        overflow-x: auto;
        width: 100%;
        padding-bottom: 6px;
      }
      .nav-topbar-inner {
        flex-direction: column;
        gap: 4px;
        text-align: center;
      }
      .character-card {
        flex-direction: column;
      }
      .char-media {
        width: 100%;
        height: 200px;
      }
      .relation-item {
        grid-template-columns: 1fr;
        gap: 12px;
      }
      .relation-status {
        text-align: left;
      }
      .footer-top {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
      }
    }

/* roulang page: category2 */
:root {
      --primary: #c82333;
      --primary-dark: #9e1422;
      --primary-light: #ff4d5e;
      --secondary: #1a1e24;
      --accent: #d97706;
      --bg-main: #0d1117;
      --bg-card: #161b22;
      --bg-card-alt: #21262d;
      --border-color: #30363d;
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --text-dim: #6e7681;
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container-max: 1240px;
      --shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.68;
      font-size: 15px;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }
    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(13, 17, 23, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-topbar {
      background: #090d13;
      border-bottom: 1px solid #21262d;
      font-size: 12px;
      color: var(--text-muted);
      padding: 6px 0;
    }
    .nav-topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-station {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .status-dot {
      width: 7px;
      height: 7px;
      background-color: #2ea043;
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 8px #2ea043;
    }
    .nav-main {
      padding: 14px 0;
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-symbol {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      color: #fff;
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(200, 35, 51, 0.4);
      border: 1px solid var(--primary-light);
    }
    .brand-name {
      font-size: 18px;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: #ffffff;
      white-space: nowrap;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 6px;
    }
    .nav-links li a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      display: inline-block;
    }
    .nav-links li.active a,
    .nav-links li a:hover {
      color: #ffffff;
      background-color: var(--bg-card-alt);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-search-trigger {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      display: flex;
      align-items: center;
      gap: 6px;
      cursor: pointer;
    }

    /* 影视沉浸暗底 Hero 板块 */
    .hero-cinema {
      position: relative;
      background: linear-gradient(180deg, rgba(13,17,23,0.72) 0%, rgba(13,17,23,0.98) 100%),
                  url('/assets/images/6af8c0bed18e4929.jpg') center/cover no-repeat;
      padding: 65px 0 55px;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-layout {
      display: grid;
      grid-template-columns: 320px 1fr;
      gap: 40px;
      align-items: center;
    }
    .hero-poster-wrap {
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.8);
      border: 1px solid var(--border-color);
    }
    .hero-poster-wrap img {
      width: 100%;
      height: 420px;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .hero-poster-wrap:hover img {
      transform: scale(1.03);
    }
    .poster-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(200, 35, 51, 0.9);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: 4px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.5);
    }
    .poster-score {
      position: absolute;
      bottom: 14px;
      right: 14px;
      background: rgba(13, 17, 23, 0.85);
      border: 1px solid #d97706;
      color: #f59e0b;
      font-size: 13px;
      font-weight: 800;
      padding: 4px 10px;
      border-radius: 4px;
    }
    .hero-meta h1 {
      font-size: 32px;
      line-height: 1.35;
      font-weight: 900;
      color: #ffffff;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .hero-badges-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 18px;
    }
    .badge-tag {
      background: var(--bg-card-alt);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      font-size: 12px;
      padding: 4px 12px;
      border-radius: 20px;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .badge-tag.highlight {
      border-color: var(--primary);
      color: var(--primary-light);
      background: rgba(200, 35, 51, 0.12);
    }
    .hero-cinema-desc {
      font-size: 15px;
      color: #c9d1d9;
      line-height: 1.8;
      background: rgba(22, 27, 34, 0.75);
      padding: 18px 22px;
      border-radius: var(--radius-md);
      border-left: 3px solid var(--primary);
      margin-bottom: 24px;
    }
    .hero-cta-group {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 600;
      padding: 11px 24px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      gap: 8px;
    }
    .btn-primary {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(200, 35, 51, 0.4);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
    }
    .btn-outline {
      background: transparent;
      border-color: var(--border-color);
      color: var(--text-main);
    }
    .btn-outline:hover {
      background: var(--bg-card-alt);
      border-color: var(--text-muted);
    }

    /* 板块共有样式 */
    .section-wrap {
      padding: 65px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .section-wrap.alt-bg {
      background: #11151c;
    }
    .section-header {
      margin-bottom: 35px;
    }
    .section-eyebrow {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      color: var(--primary-light);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 6px;
    }
    .section-title {
      font-size: 26px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .section-subtitle {
      font-size: 14px;
      color: var(--text-muted);
      max-width: 800px;
    }

    /* 板块1：矛盾痛点与悬念解剖 */
    .conflict-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .conflict-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }
    .conflict-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: var(--shadow);
    }
    .conflict-index {
      font-size: 32px;
      font-weight: 900;
      color: rgba(200, 35, 51, 0.25);
      position: absolute;
      top: 12px;
      right: 18px;
      line-height: 1;
    }
    .conflict-card h3 {
      font-size: 17px;
      color: #ffffff;
      margin-bottom: 12px;
      padding-right: 30px;
    }
    .conflict-card p {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* 板块2：双轨剧情推进图谱 */
    .narrative-flow-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }
    .narrative-column {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
    }
    .narrative-col-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 20px;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--border-color);
    }
    .narrative-col-header .flow-pill {
      font-size: 12px;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: 4px;
      background: var(--primary);
      color: #fff;
    }
    .narrative-col-header h3 {
      font-size: 18px;
      color: #ffffff;
    }
    .timeline-steps {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }
    .timeline-item {
      display: flex;
      gap: 16px;
    }
    .timeline-bullet {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: var(--bg-card-alt);
      border: 2px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 700;
      color: var(--text-main);
      flex-shrink: 0;
    }
    .timeline-item.active-step .timeline-bullet {
      background: var(--primary);
      border-color: var(--primary-light);
      color: #fff;
    }
    .timeline-text h4 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 4px;
    }
    .timeline-text p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块3：高光片段图文深度解读 */
    .spotlight-box {
      display: grid;
      grid-template-columns: 440px 1fr;
      gap: 36px;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      align-items: center;
    }
    .spotlight-media img {
      width: 100%;
      height: 100%;
      min-height: 380px;
      object-fit: cover;
    }
    .spotlight-body {
      padding: 36px 36px 36px 0;
    }
    .spotlight-tag {
      font-size: 12px;
      color: #f59e0b;
      background: rgba(245, 158, 11, 0.12);
      border: 1px solid rgba(245, 158, 11, 0.3);
      padding: 3px 10px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }
    .spotlight-body h3 {
      font-size: 22px;
      color: #ffffff;
      margin-bottom: 14px;
      line-height: 1.4;
    }
    .spotlight-body p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .spotlight-metrics {
      display: flex;
      gap: 24px;
      padding-top: 16px;
      border-top: 1px solid var(--border-color);
    }
    .metric-item span.num {
      display: block;
      font-size: 20px;
      font-weight: 800;
      color: var(--primary-light);
    }
    .metric-item span.lbl {
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 板块4：多视角伏笔推理分析 */
    .clues-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .clue-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      border-top: 3px solid var(--border-color);
      transition: var(--transition);
    }
    .clue-card:hover {
      border-top-color: var(--primary);
      transform: translateY(-3px);
    }
    .clue-meta {
      display: flex;
      justify-content: space-between;
      margin-bottom: 10px;
      font-size: 12px;
    }
    .clue-type {
      color: #f59e0b;
      font-weight: 600;
    }
    .clue-prob {
      color: var(--text-dim);
    }
    .clue-card h4 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .clue-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 板块5：读者心流演进与情绪走势 */
    .sentiment-deck {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .sentiment-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .sentiment-quote {
      font-size: 14px;
      color: #c9d1d9;
      line-height: 1.7;
      margin-bottom: 18px;
      font-style: italic;
      position: relative;
    }
    .sentiment-author {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-top: 14px;
      border-top: 1px solid var(--border-color);
    }
    .author-avatar {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--bg-card-alt);
      border: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-light);
      font-size: 13px;
    }
    .author-info h5 {
      font-size: 13px;
      color: #ffffff;
    }
    .author-info span {
      font-size: 11px;
      color: var(--text-dim);
    }

    /* 板块6：正版章节连载追读指引 */
    .reading-guide-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .guide-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      text-align: center;
      transition: var(--transition);
    }
    .guide-box:hover {
      border-color: var(--accent);
      background: #1c222b;
    }
    .guide-icon {
      width: 48px;
      height: 48px;
      margin: 0 auto 16px;
      border-radius: 50%;
      background: rgba(217, 119, 6, 0.15);
      border: 1px solid rgba(217, 119, 6, 0.4);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      color: #f59e0b;
    }
    .guide-box h4 {
      font-size: 16px;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .guide-box p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块7：深度解析专栏常见考据解答 */
    .faq-accordion {
      display: flex;
      flex-direction: column;
      gap: 16px;
      max-width: 980px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px 26px;
    }
    .faq-question {
      font-size: 16px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .faq-dot {
      width: 8px;
      height: 8px;
      background: var(--primary);
      border-radius: 50%;
      display: inline-block;
      flex-shrink: 0;
    }
    .faq-answer {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.75;
      padding-left: 18px;
    }

    /* 板块8：连载全景跟踪号召转化区 */
    .cta-banner-wrap {
      background: linear-gradient(135deg, rgba(200, 35, 51, 0.18) 0%, rgba(22, 27, 34, 0.95) 100%),
                  url('/assets/images/aaa116edbf45f199.jpg') center/cover no-repeat;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 50px 40px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 30px;
      box-shadow: var(--shadow);
    }
    .cta-content {
      max-width: 680px;
    }
    .cta-content h3 {
      font-size: 26px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }
    .cta-content p {
      font-size: 14.5px;
      color: #c9d1d9;
      line-height: 1.75;
    }
    .cta-buttons {
      display: flex;
      flex-direction: column;
      gap: 12px;
      flex-shrink: 0;
    }

    /* 页脚样式 */
    .site-footer {
      background: #080c10;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
      font-size: 13.5px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 45px;
    }
    .footer-about p {
      color: var(--text-muted);
      line-height: 1.7;
      font-size: 13px;
    }
    .footer-col h5 {
      font-size: 15px;
      color: #ffffff;
      margin-bottom: 16px;
      font-weight: 700;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links li a {
      color: var(--text-muted);
    }
    .footer-links li a:hover {
      color: #ffffff;
      padding-left: 4px;
    }
    .footer-col p {
      color: var(--text-muted);
      font-size: 13px;
    }
    .footer-bottom {
      border-top: 1px solid #1c2128;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      color: var(--text-dim);
      font-size: 12px;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-layout {
        grid-template-columns: 280px 1fr;
        gap: 30px;
      }
      .spotlight-box {
        grid-template-columns: 1fr;
      }
      .spotlight-body {
        padding: 0 30px 30px;
      }
      .conflict-grid,
      .sentiment-deck {
        grid-template-columns: repeat(2, 1fr);
      }
      .clues-grid,
      .reading-guide-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-topbar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      .hero-layout {
        grid-template-columns: 1fr;
      }
      .hero-poster-wrap img {
        height: 280px;
      }
      .hero-meta h1 {
        font-size: 24px;
      }
      .narrative-flow-grid {
        grid-template-columns: 1fr;
      }
      .conflict-grid,
      .sentiment-deck {
        grid-template-columns: 1fr;
      }
      .clues-grid,
      .reading-guide-grid {
        grid-template-columns: 1fr;
      }
      .cta-banner-wrap {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
      }
      .cta-buttons {
        width: 100%;
      }
      .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }

/* roulang page: category4 */
:root {
      --primary: #c82333;
      --primary-dark: #9e1422;
      --primary-light: #ff4d5e;
      --secondary: #1a1e24;
      --accent: #d97706;
      --bg-main: #0d1117;
      --bg-card: #161b22;
      --bg-card-alt: #21262d;
      --border-color: #30363d;
      --text-main: #f0f6fc;
      --text-muted: #8b949e;
      --text-dim: #6e7681;
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container-max: 1240px;
      --shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.68;
      font-size: 15px;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }
    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 20px;
    }
    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(13, 17, 23, 0.94);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-topbar {
      background: #090d13;
      border-bottom: 1px solid #21262d;
      font-size: 12px;
      color: var(--text-muted);
      padding: 6px 0;
    }
    .nav-topbar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .nav-station {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: #2ea043;
      box-shadow: 0 0 8px #2ea043;
      display: inline-block;
    }
    .nav-main {
      padding: 14px 0;
    }
    .nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-symbol {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      color: #fff;
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(200, 35, 51, 0.4);
      border: 1px solid var(--primary-light);
    }
    .brand-name {
      font-size: 18px;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: #ffffff;
      white-space: nowrap;
    }
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 6px;
    }
    .nav-links li a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      display: inline-block;
    }
    .nav-links li.active a,
    .nav-links li a:hover {
      color: #ffffff;
      background-color: var(--bg-card-alt);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .btn-search-trigger {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      display: flex;
      align-items: center;
      gap: 6px;
      cursor: pointer;
    }
    /* 统一按钮与标签 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 600;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      gap: 8px;
    }
    .btn-primary {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(200, 35, 51, 0.4);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
    }
    .btn-secondary {
      background: var(--bg-card-alt);
      border-color: var(--border-color);
      color: var(--text-main);
    }
    .btn-secondary:hover {
      background: #30363d;
      border-color: #8b949e;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      font-size: 12px;
      font-weight: 600;
    }
    .badge-primary {
      background: rgba(200, 35, 51, 0.15);
      border: 1px solid rgba(200, 35, 51, 0.4);
      color: var(--primary-light);
    }
    .badge-warning {
      background: rgba(217, 119, 6, 0.15);
      border: 1px solid rgba(217, 119, 6, 0.4);
      color: #fbbf24;
    }
    .badge-gray {
      background: var(--bg-card-alt);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
    }

    /* 内页专用板块系统 */
    .section-block {
      padding: 60px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .section-alt {
      background-color: #12161d;
    }
    .section-head {
      margin-bottom: 36px;
      position: relative;
    }
    .section-subtitle {
      font-size: 13px;
      text-transform: uppercase;
      color: var(--primary-light);
      font-weight: 700;
      letter-spacing: 1px;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .section-subtitle::before {
      content: "";
      width: 12px;
      height: 3px;
      background: var(--primary);
      display: inline-block;
    }
    .section-title {
      font-size: 26px;
      font-weight: 800;
      color: #ffffff;
      line-height: 1.35;
    }
    .section-summary {
      color: var(--text-muted);
      font-size: 14px;
      margin-top: 8px;
      max-width: 820px;
    }

    /* 顶部 Banner 区 */
    .page-hero-banner {
      background: linear-gradient(180deg, rgba(13,17,23,0.7) 0%, rgba(13,17,23,0.98) 100%),
                  url('/assets/images/44a8eed7d477c313.webp') center/cover no-repeat;
      padding: 65px 0 50px;
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }
    .page-hero-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      gap: 36px;
      align-items: center;
    }
    .page-hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(200, 35, 51, 0.2);
      border: 1px solid var(--primary);
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 12px;
      color: var(--primary-light);
      margin-bottom: 16px;
      font-weight: 600;
    }
    .page-hero-title {
      font-size: 32px;
      line-height: 1.3;
      font-weight: 900;
      color: #ffffff;
      margin-bottom: 16px;
    }
    .page-hero-desc {
      font-size: 15px;
      color: #cbd5e1;
      line-height: 1.75;
      margin-bottom: 24px;
    }
    .hero-stat-card {
      background: rgba(22, 27, 34, 0.85);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow);
    }
    .stat-metric-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      text-align: center;
      padding-bottom: 20px;
      border-bottom: 1px solid var(--border-color);
      margin-bottom: 20px;
    }
    .stat-metric-val {
      font-size: 24px;
      font-weight: 800;
      color: #ffffff;
      display: block;
    }
    .stat-metric-lbl {
      font-size: 12px;
      color: var(--text-muted);
    }
    .hot-topic-badge-list {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    /* 板块1：热榜书评精选网格 */
    .review-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
      position: relative;
    }
    .review-card:hover {
      border-color: var(--primary);
      transform: translateY(-3px);
      box-shadow: var(--shadow);
    }
    .review-card-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 14px;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .reviewer-avatar {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: #21262d;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary-light);
      border: 1px solid var(--border-color);
      font-size: 13px;
    }
    .reviewer-name {
      font-size: 14px;
      font-weight: 700;
      color: #ffffff;
    }
    .reviewer-sub {
      font-size: 11px;
      color: var(--text-dim);
    }
    .star-score {
      color: #eab308;
      font-size: 12px;
      font-weight: 700;
    }
    .review-title {
      font-size: 16px;
      font-weight: 700;
      color: #f0f6fc;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .review-body {
      font-size: 13.5px;
      color: #8b949e;
      line-height: 1.65;
      margin-bottom: 16px;
      flex-grow: 1;
    }
    .review-card-foot {
      padding-top: 14px;
      border-top: 1px solid rgba(48, 54, 61, 0.6);
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      color: var(--text-dim);
    }
    .review-like-btn {
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
      cursor: pointer;
    }
    .review-like-btn:hover {
      color: var(--primary-light);
    }

    /* 板块2：多维章节口碑雷达分析 */
    .radar-showcase {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 32px;
      align-items: center;
    }
    .radar-visual-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
    }
    .bar-group {
      margin-bottom: 18px;
    }
    .bar-label-wrap {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
      margin-bottom: 6px;
      color: var(--text-main);
    }
    .progress-track {
      background: #21262d;
      height: 8px;
      border-radius: 4px;
      overflow: hidden;
    }
    .progress-fill {
      background: linear-gradient(90deg, var(--primary), #ef4444);
      height: 100%;
      border-radius: 4px;
    }
    .radar-desc-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .radar-desc-item {
      background: var(--bg-card-alt);
      border-left: 3px solid var(--primary);
      padding: 14px 18px;
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }
    .radar-desc-item h5 {
      font-size: 14px;
      color: #ffffff;
      margin-bottom: 4px;
    }
    .radar-desc-item p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块3：核心章节剧情推演擂台 */
    .debate-deck {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .debate-side {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 26px;
      position: relative;
      overflow: hidden;
    }
    .debate-side.pro {
      border-top: 4px solid var(--primary);
    }
    .debate-side.con {
      border-top: 4px solid #3b82f6;
    }
    .debate-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
    }
    .debate-title {
      font-size: 18px;
      font-weight: 700;
      color: #ffffff;
    }
    .debate-percent {
      font-size: 22px;
      font-weight: 900;
      color: var(--primary-light);
    }
    .debate-side.con .debate-percent {
      color: #60a5fa;
    }
    .debate-points-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin: 18px 0;
    }
    .debate-points-list li {
      font-size: 13.5px;
      color: var(--text-muted);
      padding-left: 18px;
      position: relative;
      line-height: 1.6;
    }
    .debate-points-list li::before {
      content: "•";
      position: absolute;
      left: 4px;
      color: var(--primary);
      font-weight: 900;
    }
    .debate-side.con .debate-points-list li::before {
      color: #3b82f6;
    }

    /* 板块4：高频讨论词云与章节焦点 */
    .focus-cluster {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }
    .cluster-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 20px;
      text-align: center;
      transition: var(--transition);
    }
    .cluster-card:hover {
      border-color: #8b949e;
      background: var(--bg-card-alt);
    }
    .cluster-icon {
      font-size: 20px;
      margin-bottom: 8px;
      color: var(--primary-light);
      display: block;
    }
    .cluster-name {
      font-size: 15px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
    }
    .cluster-count {
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 板块5：图文长篇深度研讨 */
    .article-stream {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .stream-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      display: grid;
      grid-template-columns: 240px 1fr;
      overflow: hidden;
      transition: var(--transition);
    }
    .stream-card:hover {
      border-color: var(--primary);
    }
    .stream-thumb {
      height: 100%;
      min-height: 160px;
      object-fit: cover;
    }
    .stream-content {
      padding: 20px 24px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .stream-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 8px;
      font-size: 12px;
      color: var(--text-dim);
    }
    .stream-title {
      font-size: 17px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .stream-desc {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 12px;
    }
    .stream-foot {
      display: flex;
      align-items: center;
      gap: 16px;
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 板块6：在线互动互动书评区提交表单 */
    .interactive-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px;
    }
    .comment-form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
      margin-bottom: 18px;
    }
    .form-group label {
      display: block;
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 6px;
      font-weight: 500;
    }
    .form-input, .form-textarea, .form-select {
      width: 100%;
      background: #0d1117;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 10px 14px;
      color: #ffffff;
      font-size: 14px;
      outline: none;
      transition: var(--transition);
    }
    .form-input:focus, .form-textarea:focus, .form-select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 2px rgba(200, 35, 51, 0.2);
    }
    .form-textarea {
      height: 110px;
      resize: vertical;
    }
    .form-bottom-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 14px;
    }
    .rules-hint {
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 板块7：读者书友社群倡议收口 */
    .community-action {
      background: linear-gradient(135deg, #1f242c 0%, #161b22 100%);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 40px;
      text-align: center;
      position: relative;
    }
    .action-wrap {
      max-width: 680px;
      margin: 0 auto;
    }
    .action-wrap h3 {
      font-size: 24px;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }
    .action-wrap p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .action-btns {
      display: flex;
      justify-content: center;
      gap: 14px;
    }

    /* 统一页脚 */
    .site-footer {
      background: #090d13;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
      color: var(--text-muted);
      font-size: 14px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.4fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid #21262d;
    }
    .footer-col h5 {
      color: #ffffff;
      font-size: 15px;
      margin-bottom: 18px;
      font-weight: 700;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 24px;
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .page-hero-grid,
      .radar-showcase {
        grid-template-columns: 1fr;
      }
      .review-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .focus-cluster {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .nav-links, .nav-actions {
        display: none;
      }
      .review-grid,
      .debate-deck {
        grid-template-columns: 1fr;
      }
      .stream-card {
        grid-template-columns: 1fr;
      }
      .stream-thumb {
        height: 180px;
      }
      .comment-form-grid {
        grid-template-columns: 1fr;
      }
      .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
      }
    }