/* roulang page: index */
:root {
      --bg-main: #0B0E14;
      --bg-surface: #151922;
      --bg-surface-elevated: #1D2330;
      --border-color: #262B36;
      --primary-color: #6C5CE7;
      --primary-hover: #5846E2;
      --accent-color: #00F0FF;
      --accent-hover: #00D2DF;
      --hot-badge: #FF3366;
      --text-primary: #FFFFFF;
      --text-secondary: #A0A5B5;
      --text-muted: #656A7B;
      --radius-card: 16px;
      --radius-btn: 30px;
    }
    * { box-sizing: border-box; }
    body {
      background-color: var(--bg-main);
      color: var(--text-secondary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      letter-spacing: 0.02em;
      margin: 0;
      padding: 0;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: all 0.25s ease; }
    a:hover { color: var(--accent-color); }
    h1, h2, h3, h4, h5, h6 { color: var(--text-primary); font-weight: 700; }
    .site-nav {
      background-color: rgba(11, 14, 20, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1020;
      backdrop-filter: blur(12px);
    }
    .brand-logo {
      font-size: 1.6rem;
      font-weight: 800;
      background: linear-gradient(135deg, #FFFFFF 20%, var(--primary-color) 70%, var(--accent-color) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 1px;
    }
    .icon-nav-bar {
      border-top: 1px solid rgba(255,255,255,0.05);
      background: rgba(15, 19, 28, 0.6);
      padding: 8px 0;
    }
    .icon-nav-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      border-radius: var(--radius-btn);
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      font-size: 0.88rem;
      color: var(--text-secondary);
      transition: all 0.2s ease;
    }
    .icon-nav-item i { color: var(--accent-color); }
    .icon-nav-item:hover, .icon-nav-item.active {
      background: var(--primary-color);
      color: #FFF;
      border-color: var(--primary-color);
      box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
    }
    .icon-nav-item.active i, .icon-nav-item:hover i { color: #FFF; }
    .section-wrap { padding: 75px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.04); }
    .section-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 14px;
      border-radius: 20px;
      background: rgba(108, 92, 231, 0.15);
      border: 1px solid rgba(108, 92, 231, 0.3);
      color: var(--accent-color);
      font-size: 0.8rem;
      margin-bottom: 14px;
    }
    .section-title { font-size: 2.1rem; margin-bottom: 16px; }
    .section-intro { max-width: 780px; margin: 0 auto 40px auto; color: var(--text-secondary); font-size: 1.05rem; }
    .app-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 28px;
      height: 100%;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
      transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }
    .app-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 30px rgba(108, 92, 231, 0.25);
      border-color: rgba(0, 240, 255, 0.4);
    }
    .btn-main {
      background: var(--accent-color);
      color: #07090E;
      font-weight: 700;
      border-radius: var(--radius-btn);
      padding: 12px 28px;
      border: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
      transition: all 0.25s ease;
    }
    .btn-main:hover {
      background: var(--accent-hover);
      color: #000;
      box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
      transform: translateY(-2px);
    }
    .btn-outline-glow {
      background: transparent;
      color: #FFF;
      font-weight: 600;
      border-radius: var(--radius-btn);
      padding: 12px 28px;
      border: 1px solid var(--border-color);
      transition: all 0.25s ease;
    }
    .btn-outline-glow:hover {
      border-color: var(--primary-color);
      background: rgba(108, 92, 231, 0.15);
      color: #FFF;
    }
    .hero-section {
      position: relative;
      background: radial-gradient(circle at 75% 20%, rgba(108, 92, 231, 0.28), transparent 60%),
                  radial-gradient(circle at 20% 80%, rgba(0, 240, 255, 0.15), transparent 50%),
                  url('/assets/images/163b9da11c875517.jpg') center/cover no-repeat;
      padding: 95px 0 85px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 14, 20, 0.88) 0%, rgba(11, 14, 20, 0.96) 100%);
      z-index: 1;
    }
    .hero-content { position: relative; z-index: 2; }
    .hero-h1 {
      font-size: 2.85rem;
      line-height: 1.25;
      margin-bottom: 20px;
      background: linear-gradient(135deg, #FFFFFF 40%, var(--accent-color) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .lead-text { font-size: 1.08rem; color: #CBD0DF; margin-bottom: 30px; line-height: 1.85; }
    .card-img-holder {
      width: 100%;
      height: 190px;
      border-radius: 10px;
      overflow: hidden;
      margin-bottom: 18px;
      position: relative;
    }
    .card-img-holder img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
    .app-card:hover .card-img-holder img { transform: scale(1.05); }
    .matrix-num {
      font-size: 2.6rem;
      font-weight: 800;
      color: var(--accent-color);
      line-height: 1;
      margin-bottom: 8px;
    }
    .timeline-badge {
      width: 44px;
      height: 44px;
      background: var(--primary-color);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      color: #FFF;
      margin-bottom: 16px;
    }
    .cms-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .cms-card-body { padding: 22px; flex-grow: 1; display: flex; flex-direction: column; }
    .cms-time { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 8px; }
    .cms-title { font-size: 1.15rem; color: #FFF; margin-bottom: 10px; line-height: 1.45; }
    .cms-summary { font-size: 0.92rem; color: var(--text-secondary); margin-bottom: 18px; flex-grow: 1; }
    .form-dark .form-control {
      background: rgba(255,255,255,0.06);
      border: 1px solid var(--border-color);
      color: #FFF;
      border-radius: var(--radius-btn);
      padding: 12px 20px;
    }
    .form-dark .form-control:focus {
      background: rgba(255,255,255,0.1);
      border-color: var(--accent-color);
      box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
      color: #FFF;
    }
    .footer-section {
      background: #07090E;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px 0;
      font-size: 0.92rem;
    }
    .footer-title { color: #FFF; font-size: 1.05rem; margin-bottom: 18px; font-weight: 600; }
    .footer-list { list-style: none; padding: 0; margin: 0; }
    .footer-list li { margin-bottom: 10px; }
    .footer-list a { color: var(--text-secondary); }
    .footer-list a:hover { color: var(--accent-color); }
    .legal-bar { border-top: 1px solid rgba(255,255,255,0.06); padding-top: 24px; margin-top: 40px; }
    @media (max-width: 991px) {
      .hero-h1 { font-size: 2.1rem; }
      .section-wrap { padding: 50px 0; }
    }

/* roulang page: article */
:root {
      --bg-main: #0B0E14;
      --bg-surface: #151922;
      --bg-surface-elevated: #1D2330;
      --border-color: #262B36;
      --primary-color: #6C5CE7;
      --primary-hover: #5846E2;
      --accent-color: #00F0FF;
      --accent-hover: #00D2DF;
      --hot-badge: #FF3366;
      --text-primary: #FFFFFF;
      --text-secondary: #A0A5B5;
      --text-muted: #656A7B;
      --radius-card: 16px;
      --radius-btn: 30px;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-secondary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      letter-spacing: 0.02em;
      margin: 0;
      padding: 0;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: all 0.25s ease; }
    a:hover { color: var(--accent-color); }
    .site-nav {
      background-color: rgba(11, 14, 20, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1020;
      backdrop-filter: blur(12px);
    }
    .brand-logo {
      font-size: 1.6rem;
      font-weight: 800;
      background: linear-gradient(135deg, #FFFFFF 20%, var(--primary-color) 70%, var(--accent-color) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 1px;
    }
    .icon-nav-bar {
      border-top: 1px solid rgba(255,255,255,0.05);
      background: rgba(15, 19, 28, 0.6);
      padding: 8px 0;
    }
    .icon-nav-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      border-radius: var(--radius-btn);
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      font-size: 0.88rem;
      color: var(--text-secondary);
      transition: all 0.2s ease;
      white-space: nowrap;
    }
    .icon-nav-item i { color: var(--accent-color); }
    .icon-nav-item:hover, .icon-nav-item.active {
      background: var(--primary-color);
      color: #FFF;
      border-color: var(--primary-color);
      box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
    }
    .icon-nav-item.active i, .icon-nav-item:hover i { color: #FFF; }
    .btn-main {
      background: var(--accent-color);
      color: #07090E;
      font-weight: 700;
      border-radius: var(--radius-btn);
      padding: 10px 24px;
      border: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
      transition: all 0.25s ease;
    }
    .btn-main:hover {
      background: var(--accent-hover);
      color: #000;
      box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
      transform: translateY(-2px);
    }
    .article-header {
      padding: 60px 0 35px 0;
      background: radial-gradient(circle at 50% 0%, rgba(108, 92, 231, 0.18), transparent 70%);
      border-bottom: 1px solid var(--border-color);
    }
    .article-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
      margin-top: 18px;
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .article-meta-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .article-h1 {
      font-size: 2.3rem;
      font-weight: 800;
      color: #FFF;
      line-height: 1.35;
      margin-bottom: 12px;
    }
    .article-lead {
      font-size: 1.1rem;
      color: #CBD0DF;
      line-height: 1.8;
      border-left: 3px solid var(--accent-color);
      padding-left: 18px;
      margin-top: 25px;
      background: rgba(21, 25, 34, 0.5);
      padding-top: 12px;
      padding-bottom: 12px;
      border-radius: 0 8px 8px 0;
    }
    .article-body {
      padding: 55px 0 40px 0;
    }
    .content-container {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 40px 48px;
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    }
    .rich-content {
      color: #D1D6E5;
      font-size: 1.05rem;
      line-height: 1.9;
    }
    .rich-content h2 {
      font-size: 1.55rem;
      color: #FFF;
      margin: 36px 0 16px 0;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .rich-content h2::before {
      content: "";
      display: inline-block;
      width: 5px;
      height: 22px;
      background: var(--accent-color);
      border-radius: 3px;
    }
    .rich-content h3 {
      font-size: 1.25rem;
      color: #F0F3FA;
      margin: 28px 0 12px 0;
      font-weight: 600;
    }
    .rich-content p {
      margin-bottom: 20px;
    }
    .rich-content ul, .rich-content ol {
      padding-left: 24px;
      margin-bottom: 22px;
    }
    .rich-content li {
      margin-bottom: 8px;
    }
    .rich-content blockquote {
      border-left: 4px solid var(--primary-color);
      background: rgba(108, 92, 231, 0.08);
      margin: 24px 0;
      padding: 18px 22px;
      border-radius: 0 12px 12px 0;
      color: #E2E5F0;
      font-style: italic;
    }
    .rich-content img {
      max-width: 100%;
      height: auto;
      border-radius: 12px;
      margin: 24px 0;
      border: 1px solid var(--border-color);
    }
    .copyright-statement {
      margin-top: 40px;
      padding: 20px 24px;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px dashed var(--border-color);
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .article-action-bar {
      margin-top: 35px;
      padding-top: 25px;
      border-top: 1px solid var(--border-color);
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 15px;
    }
    .interaction-group {
      display: flex;
      gap: 12px;
    }
    .interact-btn {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 18px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-color);
      color: var(--text-secondary);
      font-size: 0.9rem;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .interact-btn:hover {
      background: rgba(108, 92, 231, 0.2);
      border-color: var(--primary-color);
      color: #FFF;
    }
    .sidebar-block {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 26px;
      margin-bottom: 24px;
    }
    .sidebar-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #FFF;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 10px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .sidebar-title::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -1px;
      width: 40px;
      height: 2px;
      background: var(--accent-color);
    }
    .feature-point {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      margin-bottom: 16px;
      font-size: 0.92rem;
    }
    .feature-point i {
      color: var(--accent-color);
      margin-top: 4px;
    }
    .cta-banner {
      background: linear-gradient(135deg, rgba(108, 92, 231, 0.2) 0%, rgba(0, 240, 255, 0.1) 100%), var(--bg-surface);
      border: 1px solid rgba(0, 240, 255, 0.3);
      border-radius: var(--radius-card);
      padding: 40px;
      margin: 40px 0 70px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .footer-section {
      background: #07090D;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px 0;
    }
    .footer-title {
      color: #FFF;
      font-weight: 700;
      font-size: 1.05rem;
      margin-bottom: 18px;
    }
    .footer-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-list li {
      margin-bottom: 10px;
      font-size: 0.9rem;
    }
    .legal-bar {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 25px;
      margin-top: 40px;
    }
    @media (max-width: 768px) {
      .content-container { padding: 24px 18px; }
      .article-h1 { font-size: 1.65rem; }
      .cta-banner { padding: 25px 18px; }
    }

/* roulang page: category1 */
:root {
      --bg-main: #0B0E14;
      --bg-surface: #151922;
      --bg-surface-elevated: #1D2330;
      --border-color: #262B36;
      --primary-color: #6C5CE7;
      --primary-hover: #5846E2;
      --accent-color: #00F0FF;
      --accent-hover: #00D2DF;
      --hot-badge: #FF3366;
      --text-primary: #FFFFFF;
      --text-secondary: #A0A5B5;
      --text-muted: #656A7B;
      --radius-card: 16px;
      --radius-btn: 30px;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-secondary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      letter-spacing: 0.02em;
      margin: 0;
      padding: 0;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: all 0.25s ease; }
    a:hover { color: var(--accent-color); }
    .site-nav {
      background-color: rgba(11, 14, 20, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1020;
      backdrop-filter: blur(12px);
    }
    .brand-logo {
      font-size: 1.6rem;
      font-weight: 800;
      background: linear-gradient(135deg, #FFFFFF 20%, var(--primary-color) 70%, var(--accent-color) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 1px;
    }
    .icon-nav-bar {
      border-top: 1px solid rgba(255,255,255,0.05);
      background: rgba(15, 19, 28, 0.6);
      padding: 8px 0;
    }
    .icon-nav-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      border-radius: var(--radius-btn);
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      font-size: 0.88rem;
      color: var(--text-secondary);
      transition: all 0.2s ease;
    }
    .icon-nav-item i { color: var(--accent-color); }
    .icon-nav-item:hover, .icon-nav-item.active {
      background: var(--primary-color);
      color: #FFF;
      border-color: var(--primary-color);
      box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
    }
    .icon-nav-item.active i, .icon-nav-item:hover i { color: #FFF; }
    .section-wrap { padding: 75px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.04); }
    .section-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 14px;
      border-radius: 20px;
      background: rgba(108, 92, 231, 0.15);
      border: 1px solid rgba(108, 92, 231, 0.3);
      color: var(--accent-color);
      font-size: 0.8rem;
      margin-bottom: 14px;
    }
    .section-title { font-size: 2.1rem; margin-bottom: 16px; color: #FFF; }
    .app-card {
      background-color: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 28px;
      height: 100%;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
      transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }
    .app-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 30px rgba(108, 92, 231, 0.25);
      border-color: rgba(0, 240, 255, 0.4);
    }
    .btn-main {
      background: var(--accent-color);
      color: #07090E;
      font-weight: 700;
      border-radius: var(--radius-btn);
      padding: 12px 28px;
      border: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
      transition: all 0.25s ease;
    }
    .btn-main:hover {
      background: var(--accent-hover);
      color: #000;
      box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
      transform: translateY(-2px);
    }
    .btn-outline-glow {
      background: transparent;
      color: #FFF;
      font-weight: 600;
      border-radius: var(--radius-btn);
      padding: 12px 28px;
      border: 1px solid var(--border-color);
      transition: all 0.25s ease;
    }
    .btn-outline-glow:hover {
      border-color: var(--primary-color);
      background: rgba(108, 92, 231, 0.15);
      color: #FFF;
    }
    .category-hero {
      position: relative;
      background: radial-gradient(circle at 80% 30%, rgba(108, 92, 231, 0.3), transparent 65%),
                  radial-gradient(circle at 10% 70%, rgba(0, 240, 255, 0.18), transparent 50%),
                  url('/assets/images/a7f6330fb6a17154.webp') center/cover no-repeat;
      padding: 60px 0;
      border-bottom: 1px solid var(--border-color);
    }
    .category-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(11, 14, 20, 0.92);
      z-index: 1;
    }
    .category-hero-inner { position: relative; z-index: 2; }
    .filter-pill {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      color: var(--text-secondary);
      border-radius: 20px;
      padding: 6px 18px;
      font-size: 0.9rem;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-pill.active, .filter-pill:hover {
      background: var(--primary-color);
      color: #FFF;
      border-color: var(--primary-color);
    }
    .cms-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
      transition: transform 0.3s ease, border-color 0.3s ease;
    }
    .cms-card:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 240, 255, 0.4);
    }
    .cms-thumb {
      width: 100%;
      height: 200px;
      position: relative;
      overflow: hidden;
      background: #11151e;
    }
    .cms-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .cms-card:hover .cms-thumb img { transform: scale(1.06); }
    .cms-badge {
      position: absolute;
      top: 12px;
      right: 12px;
      background: rgba(11, 14, 20, 0.75);
      color: var(--accent-color);
      border: 1px solid rgba(0, 240, 255, 0.4);
      padding: 2px 10px;
      border-radius: 12px;
      font-size: 0.75rem;
      backdrop-filter: blur(4px);
    }
    .cms-card-body {
      padding: 22px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .cms-title {
      font-size: 1.15rem;
      color: #FFF;
      margin-bottom: 12px;
      line-height: 1.45;
      font-weight: 600;
    }
    .cms-desc {
      color: var(--text-secondary);
      font-size: 0.92rem;
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .cms-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
      border-top: 1px solid rgba(255,255,255,0.06);
      padding-top: 12px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .rank-item {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 14px 18px;
      background: var(--bg-surface-elevated);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      margin-bottom: 12px;
      transition: border-color 0.25s ease;
    }
    .rank-item:hover { border-color: var(--accent-color); }
    .rank-num {
      width: 32px;
      height: 32px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      border-radius: 8px;
      background: rgba(108, 92, 231, 0.2);
      color: var(--accent-color);
    }
    .rank-num.top1 { background: var(--hot-badge); color: #FFF; }
    .rank-num.top2 { background: var(--primary-color); color: #FFF; }
    .rank-num.top3 { background: rgba(0, 240, 255, 0.3); color: var(--accent-color); }
    .accordion-button {
      background-color: var(--bg-surface) !important;
      color: #FFF !important;
      border: none !important;
      box-shadow: none !important;
      padding: 20px;
      font-weight: 600;
    }
    .accordion-button:not(.collapsed) {
      color: var(--accent-color) !important;
      border-bottom: 1px solid var(--border-color) !important;
    }
    .accordion-body {
      background-color: var(--bg-surface-elevated);
      color: var(--text-secondary);
      padding: 20px;
      line-height: 1.8;
    }
    .accordion-item {
      background-color: transparent;
      border: 1px solid var(--border-color);
      border-radius: 12px !important;
      margin-bottom: 14px;
      overflow: hidden;
    }
    .footer-section {
      background-color: #07090D;
      border-top: 1px solid var(--border-color);
      padding: 65px 0 35px 0;
    }
    .footer-title {
      color: #FFF;
      font-weight: 600;
      margin-bottom: 18px;
      font-size: 1.05rem;
    }
    .footer-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-list li { margin-bottom: 10px; font-size: 0.9rem; }
    .legal-bar {
      border-top: 1px solid rgba(255,255,255,0.06);
      margin-top: 45px;
      padding-top: 25px;
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}