/* roulang page: index */
:root {
      --primary: #5c3bfe;
      --primary-dark: #4024c6;
      --primary-light: #7a5dfa;
      --accent: #ff477e;
      --accent-glow: #ff7597;
      --bg-dark: #0f1016;
      --bg-surface: #181924;
      --bg-card: #202232;
      --bg-subtle: #292b3f;
      --border-color: rgba(255, 255, 255, 0.1);
      --text-main: #f3f4f8;
      --text-muted: #a1a4be;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --transition: all 0.3s ease;
    }

    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      margin: 0;
      padding: 0;
    }

    a {
      color: var(--text-main);
      transition: var(--transition);
      text-decoration: none;
    }
    a:hover {
      color: var(--accent-glow);
    }

    /* 顶部导航 */
    .top-bar-container {
      background: rgba(15, 16, 22, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 999;
      backdrop-filter: blur(10px);
    }
    .top-bar-inner {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0.8rem 1rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .site-brand {
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      letter-spacing: 0.5px;
    }
    .site-brand span {
      background: linear-gradient(135deg, #7a5dfa, #ff477e);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-left: 4px;
    }
    .nav-menu {
      display: flex;
      list-style: none;
      margin: 0;
      gap: 1.5rem;
    }
    .nav-menu a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 0.4rem 0.8rem;
      border-radius: var(--radius-sm);
    }
    .nav-menu a:hover, .nav-menu a.active {
      color: #fff;
      background-color: var(--bg-subtle);
    }
    .nav-btn {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff !important;
      padding: 0.45rem 1.2rem;
      border-radius: 50px;
      font-weight: 600;
      font-size: 0.9rem;
    }
    .nav-btn:hover {
      box-shadow: 0 0 15px rgba(255, 71, 126, 0.4);
    }

    /* 容器与通用Section */
    .app-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 1.2rem;
    }
    .section-spacing {
      padding: 4.5rem 0;
      border-bottom: 1px solid var(--border-color);
    }
    .section-spacing.alt-bg {
      background-color: var(--bg-surface);
    }
    .section-head {
      margin-bottom: 2.8rem;
    }
    .section-head.text-center {
      text-align: center;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--accent);
      background: rgba(255, 71, 126, 0.12);
      padding: 0.25rem 0.75rem;
      border-radius: 4px;
      margin-bottom: 0.6rem;
      font-weight: 700;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.8rem;
    }
    .section-desc {
      color: var(--text-muted);
      max-width: 760px;
      font-size: 1rem;
      line-height: 1.7;
    }
    .section-head.text-center .section-desc {
      margin: 0 auto;
    }

    /* Hero：深色信息面板 + 右侧 faux 数据榜单 */
    .hero-section {
      padding: 5rem 0 4rem;
      background: radial-gradient(circle at 80% 20%, rgba(92, 59, 254, 0.18) 0%, rgba(15, 16, 22, 0) 60%),
                  radial-gradient(circle at 10% 80%, rgba(255, 71, 126, 0.12) 0%, rgba(15, 16, 22, 0) 50%),
                  var(--bg-dark);
      border-bottom: 1px solid var(--border-color);
    }
    .hero-title {
      font-size: 2.6rem;
      font-weight: 800;
      line-height: 1.25;
      color: #fff;
      margin-bottom: 1.2rem;
    }
    .hero-lead {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 2rem;
    }
    .hero-actions {
      display: flex;
      gap: 1rem;
      align-items: center;
      margin-bottom: 2.5rem;
    }
    .btn-main {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff;
      padding: 0.85rem 1.8rem;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 1rem;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn-main:hover {
      box-shadow: 0 4px 20px rgba(122, 93, 250, 0.4);
      color: #fff;
    }
    .btn-outline {
      border: 1px solid var(--border-color);
      background: var(--bg-surface);
      color: #fff;
      padding: 0.85rem 1.8rem;
      border-radius: var(--radius-sm);
      font-weight: 600;
    }
    .btn-outline:hover {
      border-color: var(--text-muted);
      background: var(--bg-card);
      color: #fff;
    }

    /* faux 数据榜单卡片 */
    .faux-board {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 1.5rem;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
      position: relative;
    }
    .faux-board-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 1rem;
      margin-bottom: 1rem;
    }
    .faux-tag {
      background: rgba(92, 59, 254, 0.2);
      color: var(--primary-light);
      font-size: 0.75rem;
      padding: 0.2rem 0.6rem;
      border-radius: 4px;
      font-weight: 600;
    }
    .rank-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0.75rem 0.6rem;
      border-radius: var(--radius-sm);
      margin-bottom: 0.4rem;
      background: rgba(255, 255, 255, 0.02);
    }
    .rank-item:nth-child(1) { background: rgba(255, 71, 126, 0.08); }
    .rank-item:nth-child(2) { background: rgba(92, 59, 254, 0.08); }
    .rank-idx {
      font-size: 0.85rem;
      font-weight: 800;
      width: 24px;
      color: var(--accent);
    }
    .rank-user {
      flex: 1;
      margin-left: 0.5rem;
    }
    .rank-user-name {
      font-size: 0.9rem;
      font-weight: 600;
      color: #fff;
    }
    .rank-sub {
      font-size: 0.75rem;
      color: var(--text-muted);
    }
    .rank-score {
      font-size: 0.95rem;
      font-weight: 700;
      color: #4ade80;
    }

    /* 倒计时与速览条 */
    .countdown-bar {
      background: linear-gradient(90deg, #1e1338, #181924);
      border: 1px solid rgba(122, 93, 250, 0.3);
      border-radius: var(--radius-md);
      padding: 1.5rem 2rem;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 1.5rem;
    }
    .cd-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .cd-digits {
      display: flex;
      gap: 0.8rem;
    }
    .cd-box {
      background: var(--bg-dark);
      padding: 0.5rem 0.8rem;
      border-radius: var(--radius-sm);
      text-align: center;
      min-width: 60px;
      border: 1px solid var(--border-color);
    }
    .cd-num {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--accent);
      line-height: 1;
    }
    .cd-lbl {
      font-size: 0.7rem;
      color: var(--text-muted);
      text-transform: uppercase;
      margin-top: 0.2rem;
    }

    /* 卡片网格通用 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 1.5rem;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 1.2rem;
    }
    .card-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 1.8rem;
      transition: var(--transition);
    }
    .card-box:hover {
      transform: translateY(-4px);
      border-color: var(--primary-light);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    }
    .card-icon {
      width: 46px;
      height: 46px;
      border-radius: var(--radius-sm);
      background: rgba(92, 59, 254, 0.15);
      color: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      margin-bottom: 1.2rem;
    }
    .card-box:nth-child(even) .card-icon {
      background: rgba(255, 71, 126, 0.15);
      color: var(--accent);
    }
    .card-title {
      font-size: 1.2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.6rem;
    }
    .card-text {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.65;
      margin: 0;
    }

    /* 阶梯/权益卡片 */
    .tier-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 2rem;
      position: relative;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .tier-card.featured {
      border: 2px solid var(--primary-light);
      background: linear-gradient(180deg, rgba(92, 59, 254, 0.12) 0%, var(--bg-surface) 100%);
    }
    .tier-badge {
      position: absolute;
      top: -12px;
      right: 20px;
      background: linear-gradient(135deg, var(--accent), #ff7597);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 0.2rem 0.6rem;
      border-radius: 20px;
    }
    .tier-val {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      margin: 0.8rem 0;
    }
    .tier-val span {
      font-size: 0.85rem;
      font-weight: normal;
      color: var(--text-muted);
    }

    /* 流程步骤 */
    .step-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 1.5rem;
    }
    .step-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 1.6rem;
      position: relative;
    }
    .step-no {
      font-size: 2.2rem;
      font-weight: 900;
      color: rgba(255, 255, 255, 0.08);
      line-height: 1;
      margin-bottom: 0.8rem;
    }
    .step-name {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.5rem;
    }

    /* 对比表格/矩阵 */
    .compare-wrap {
      overflow-x: auto;
      background: var(--bg-card);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
    }
    .custom-table {
      width: 100%;
      border-collapse: collapse;
      margin: 0;
      color: var(--text-main);
    }
    .custom-table th, .custom-table td {
      padding: 1rem 1.4rem;
      text-align: left;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }
    .custom-table th {
      background: var(--bg-surface);
      color: #fff;
      font-weight: 700;
    }
    .custom-table tr:last-child td {
      border-bottom: none;
    }

    /* 资讯列表 */
    .news-list {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .news-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      padding: 1.2rem 1.6rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: var(--transition);
    }
    .news-card:hover {
      border-color: var(--primary-light);
      background: var(--bg-subtle);
    }
    .news-title {
      font-size: 1.05rem;
      font-weight: 600;
      color: #fff;
      margin-bottom: 0.3rem;
    }
    .news-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 报名/线索表单 */
    .form-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 2.5rem;
      max-width: 680px;
      margin: 0 auto;
    }
    .form-group {
      margin-bottom: 1.2rem;
    }
    .form-label {
      display: block;
      color: var(--text-main);
      font-size: 0.9rem;
      font-weight: 600;
      margin-bottom: 0.4rem;
    }
    .form-input {
      width: 100%;
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      color: #fff;
      padding: 0.75rem 1rem;
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
    }
    .form-input:focus {
      border-color: var(--primary-light);
      box-shadow: 0 0 10px rgba(122, 93, 250, 0.3);
    }

    /* 页脚 */
    .site-footer {
      background: #090a0e;
      border-top: 1px solid var(--border-color);
      padding: 3.5rem 0 2rem;
      font-size: 0.88rem;
      color: var(--text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 2.5rem;
      margin-bottom: 2.5rem;
    }
    .footer-brand {
      font-size: 1.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 0.8rem;
    }
    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links li {
      margin-bottom: 0.6rem;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 1.8rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
    }

    /* 响应式 */
    @media (max-width: 860px) {
      .hero-title { font-size: 2rem; }
      .footer-grid { grid-template-columns: 1fr; }
      .top-bar-inner { flex-direction: column; gap: 1rem; align-items: flex-start; }
      .nav-menu { flex-wrap: wrap; gap: 0.8rem; }
      .countdown-bar { flex-direction: column; align-items: flex-start; }
    }

/* roulang page: category1 */
:root {
      --primary: #5c3bfe;
      --primary-dark: #4024c6;
      --primary-light: #7a5dfa;
      --accent: #ff477e;
      --accent-glow: #ff7597;
      --bg-dark: #0f1016;
      --bg-surface: #181924;
      --bg-card: #202232;
      --bg-subtle: #292b3f;
      --border-color: rgba(255, 255, 255, 0.1);
      --text-main: #f3f4f8;
      --text-muted: #a1a4be;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --transition: all 0.3s ease;
    }
    * {
      box-sizing: border-box;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.6;
      margin: 0;
      padding: 0;
    }
    a {
      color: var(--text-main);
      transition: var(--transition);
      text-decoration: none;
    }
    a:hover {
      color: var(--accent-glow);
    }
    
    /* 顶部导航 */
    .top-bar-container {
      background: rgba(15, 16, 22, 0.95);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 999;
      backdrop-filter: blur(10px);
    }
    .top-bar-inner {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0.75rem 1.2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .site-brand {
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      letter-spacing: 0.5px;
    }
    .site-brand span {
      background: linear-gradient(135deg, #7a5dfa, #ff477e);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-left: 4px;
    }
    .nav-menu {
      display: flex;
      list-style: none;
      margin: 0;
      gap: 1.5rem;
    }
    .nav-menu a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      padding: 0.4rem 0.8rem;
      border-radius: var(--radius-sm);
    }
    .nav-menu a:hover, .nav-menu a.active {
      color: #fff;
      background-color: var(--bg-subtle);
    }
    .nav-btn {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff !important;
      padding: 0.45rem 1.2rem;
      border-radius: 50px;
      font-weight: 600;
      font-size: 0.9rem;
    }
    .nav-btn:hover {
      box-shadow: 0 0 15px rgba(255, 71, 126, 0.4);
    }

    /* 容器与通用Section */
    .app-container {
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 1.2rem;
    }
    .section-spacing {
      padding: 4.5rem 0;
      border-bottom: 1px solid var(--border-color);
    }
    .section-spacing.alt-bg {
      background-color: var(--bg-surface);
    }
    .section-head {
      margin-bottom: 2.8rem;
    }
    .section-head.text-center {
      text-align: center;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--accent);
      background: rgba(255, 71, 126, 0.12);
      padding: 0.25rem 0.75rem;
      border-radius: 4px;
      margin-bottom: 0.6rem;
      font-weight: 700;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.8rem;
    }
    .section-desc {
      color: var(--text-muted);
      max-width: 760px;
      font-size: 1rem;
      line-height: 1.7;
    }
    .section-head.text-center .section-desc {
      margin: 0 auto;
    }

    /* 分类页定制 Hero：众筹支持预热版式 */
    .category-hero {
      padding: 4.5rem 0 4rem;
      background: radial-gradient(circle at 75% 30%, rgba(92, 59, 254, 0.22) 0%, rgba(15, 16, 22, 0) 65%),
                  radial-gradient(circle at 20% 80%, rgba(255, 71, 126, 0.15) 0%, rgba(15, 16, 22, 0) 55%),
                  var(--bg-dark);
      border-bottom: 1px solid var(--border-color);
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 3rem;
      align-items: center;
    }
    .crowd-board {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-lg);
      padding: 2rem;
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
      position: relative;
    }
    .crowd-board::before {
      content: "";
      position: absolute;
      top: 0;
      left: 10%;
      right: 10%;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--primary-light), var(--accent), transparent);
    }
    .progress-circle-wrap {
      display: flex;
      align-items: center;
      gap: 1.5rem;
      margin-bottom: 1.5rem;
    }
    .progress-svg {
      width: 100px;
      height: 100px;
      transform: rotate(-90deg);
    }
    .progress-svg circle {
      fill: none;
      stroke-width: 8;
    }
    .circle-bg {
      stroke: var(--bg-subtle);
    }
    .circle-bar {
      stroke: var(--accent);
      stroke-dasharray: 283;
      stroke-dashoffset: 42;
      stroke-linecap: round;
      transition: stroke-dashoffset 1s ease;
    }
    .tier-badges {
      display: flex;
      flex-direction: column;
      gap: 0.8rem;
      margin-top: 1.2rem;
    }
    .tier-item {
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: var(--bg-surface);
      padding: 0.75rem 1rem;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      font-size: 0.9rem;
    }

    /* 按钮 */
    .btn-main {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff;
      padding: 0.85rem 1.8rem;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 1rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
    }
    .btn-main:hover {
      box-shadow: 0 4px 20px rgba(122, 93, 250, 0.4);
      color: #fff;
    }
    .btn-outline {
      border: 1px solid var(--border-color);
      background: var(--bg-surface);
      color: #fff;
      padding: 0.85rem 1.8rem;
      border-radius: var(--radius-sm);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }
    .btn-outline:hover {
      border-color: var(--text-muted);
      background: var(--bg-card);
      color: #fff;
    }

    /* 网格与卡片 */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 1.5rem;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 1.2rem;
    }
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
      gap: 1.8rem;
    }
    .card-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 1.8rem;
      transition: var(--transition);
    }
    .card-box:hover {
      transform: translateY(-4px);
      border-color: var(--primary-light);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    }
    .schedule-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.8rem;
      font-weight: 600;
      padding: 0.3rem 0.6rem;
      border-radius: 4px;
      margin-bottom: 1rem;
    }
    .badge-ongoing {
      background: rgba(255, 71, 126, 0.15);
      color: var(--accent);
      border: 1px solid rgba(255, 71, 126, 0.3);
    }
    .badge-upcoming {
      background: rgba(92, 59, 254, 0.15);
      color: var(--primary-light);
      border: 1px solid rgba(92, 59, 254, 0.3);
    }
    .badge-archive {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-muted);
      border: 1px solid var(--border-color);
    }

    /* 数据对比指标看板 */
    .metrics-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.2rem;
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 2rem;
    }
    .metric-item {
      text-align: center;
      border-right: 1px solid var(--border-color);
    }
    .metric-item:last-child {
      border-right: none;
    }
    .metric-num {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 0.2rem;
      background: linear-gradient(135deg, #fff, var(--text-muted));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .metric-label {
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    /* 赛题对比表 */
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 1.5rem;
    }
    .compare-table th, .compare-table td {
      padding: 1.1rem 1.4rem;
      border-bottom: 1px solid var(--border-color);
      text-align: left;
    }
    .compare-table th {
      background: var(--bg-subtle);
      color: #fff;
      font-weight: 600;
    }
    .compare-table tr:hover td {
      background: rgba(255, 255, 255, 0.02);
    }

    /* 里程碑 / 赛程时间轴 */
    .timeline-wrap {
      position: relative;
      padding-left: 2rem;
      border-left: 2px solid var(--bg-subtle);
      margin-left: 1rem;
    }
    .timeline-node {
      position: relative;
      margin-bottom: 2rem;
    }
    .timeline-node::before {
      content: "";
      position: absolute;
      left: -2.6rem;
      top: 0.3rem;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--primary);
      border: 4px solid var(--bg-dark);
    }
    .timeline-node.highlight::before {
      background: var(--accent);
      box-shadow: 0 0 10px var(--accent);
    }

    /* FAQ 样式 */
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 1.4rem 1.8rem;
      margin-bottom: 1rem;
    }
    .faq-q {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0.6rem;
      display: flex;
      align-items: center;
      gap: 0.6rem;
    }
    .faq-q i {
      color: var(--accent);
    }
    .faq-a {
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 转化表单 */
    .form-box {
      background: linear-gradient(145deg, var(--bg-card), var(--bg-surface));
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 3rem 2.5rem;
      max-width: 800px;
      margin: 0 auto;
    }
    .form-group {
      margin-bottom: 1.2rem;
    }
    .form-group label {
      display: block;
      color: var(--text-main);
      font-size: 0.9rem;
      margin-bottom: 0.5rem;
      font-weight: 500;
    }
    .form-control {
      width: 100%;
      padding: 0.85rem 1rem;
      background: var(--bg-dark);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      color: #fff;
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--primary-light);
      box-shadow: 0 0 0 3px rgba(92, 59, 254, 0.2);
    }

    /* 页脚 */
    .site-footer {
      background: #090a0d;
      border-top: 1px solid var(--border-color);
      padding: 4rem 0 2rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 3rem;
      margin-bottom: 3rem;
    }
    .footer-brand {
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 1rem;
    }
    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-links li {
      margin-bottom: 0.6rem;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 0.95rem;
    }
    .footer-links a:hover {
      color: #fff;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 1.8rem;
      display: flex;
      justify-content: space-between;
      color: var(--text-muted);
      font-size: 0.85rem;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
      }
      .metrics-bar {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
      }
      .metric-item:nth-child(2) {
        border-right: none;
      }
    }
    @media (max-width: 768px) {
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 0.8rem;
        text-align: center;
      }
      .grid-2 {
        grid-template-columns: 1fr;
      }
      .section-title {
        font-size: 1.6rem;
      }
      .metrics-bar {
        grid-template-columns: 1fr;
      }
      .metric-item {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 1rem;
      }
      .metric-item:last-child {
        border-bottom: none;
        padding-bottom: 0;
      }
    }