/* roulang page: index */
:root {
      --bg-dark: #0d1117;
      --bg-surface: #161b22;
      --bg-light: #f8fafc;
      --bg-white: #ffffff;
      --primary: #f59e0b;
      --primary-hover: #d97706;
      --primary-light: #fef3c7;
      --accent: #2563eb;
      --accent-hover: #1d4ed8;
      --text-main: #0f172a;
      --text-muted: #64748b;
      --text-on-dark: #f1f5f9;
      --text-muted-dark: #94a3b8;
      --border-color: #e2e8f0;
      --border-dark: #30363d;
      --card-radius: 12px;
      --btn-radius: 8px;
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
      --container-width: 1200px;
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-light);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.2s ease;
    }

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

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

    /* 顶部导航：深色企业顶栏 */
    .site-header {
      background-color: var(--bg-dark);
      border-bottom: 1px solid var(--border-dark);
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      color: var(--text-on-dark);
      font-size: 1.45rem;
      font-weight: 700;
      letter-spacing: -0.5px;
    }

    .brand-logo-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, #f59e0b, #ef4444);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.1rem;
      font-weight: 800;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
    }

    .nav-link {
      color: var(--text-muted-dark);
      font-size: 0.95rem;
      font-weight: 500;
      padding: 8px 12px;
      border-radius: 6px;
    }

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

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .btn-gold {
      background-color: var(--primary);
      color: #000000;
      font-weight: 600;
      padding: 9px 20px;
      border-radius: var(--btn-radius);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: 1px solid #d97706;
      box-shadow: 0 2px 4px rgba(245, 158, 11, 0.2);
    }

    .btn-gold:hover {
      background-color: var(--primary-hover);
      color: #ffffff;
    }

    .btn-dark-outline {
      border: 1px solid var(--border-dark);
      color: var(--text-on-dark);
      padding: 8px 18px;
      border-radius: var(--btn-radius);
      font-weight: 500;
      background: transparent;
    }

    .btn-dark-outline:hover {
      background: rgba(255, 255, 255, 0.08);
      color: #fff;
    }

    /* 斜切 Hero 与 舞台区 */
    .hero-angled-section {
      background: linear-gradient(180deg, var(--bg-dark) 0%, #1a2230 100%);
      color: var(--text-on-dark);
      padding-top: 60px;
      padding-bottom: 100px;
      position: relative;
      clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1fr 1.3fr 1fr;
      gap: 30px;
      align-items: center;
      margin-top: 30px;
    }

    .hero-h1-area {
      text-align: center;
      max-width: 900px;
      margin: 0 auto 30px;
    }

    .hero-tag {
      display: inline-block;
      background: rgba(245, 158, 11, 0.15);
      color: var(--primary);
      border: 1px solid rgba(245, 158, 11, 0.3);
      padding: 4px 14px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 16px;
    }

    .hero-h1-area h1 {
      font-size: 2.35rem;
      line-height: 1.3;
      font-weight: 800;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }

    .hero-lead-text {
      font-size: 1.05rem;
      color: var(--text-muted-dark);
      line-height: 1.7;
    }

    .hero-side-card {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--card-radius);
      padding: 24px;
      backdrop-filter: blur(10px);
    }

    .hero-side-card h3 {
      font-size: 1.15rem;
      margin-bottom: 10px;
      color: var(--primary-light);
    }

    .hero-side-card p {
      font-size: 0.9rem;
      color: var(--text-muted-dark);
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .hero-stage {
      background: #090d13;
      border: 2px solid var(--border-dark);
      border-radius: 18px;
      overflow: hidden;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
      position: relative;
    }

    .stage-mock-bar {
      height: 36px;
      background: #111827;
      display: flex;
      align-items: center;
      padding: 0 16px;
      gap: 8px;
      border-bottom: 1px solid #1f2937;
    }

    .stage-circle {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #374151;
    }

    .stage-circle.red { background: #ef4444; }
    .stage-circle.yellow { background: #f59e0b; }
    .stage-circle.green { background: #10b981; }

    .stage-body {
      padding: 24px;
      background: linear-gradient(180deg, #111827 0%, #030712 100%);
    }

    .stage-player-demo {
      background: #1f2937;
      border-radius: 10px;
      height: 220px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 16px;
      position: relative;
      border: 1px solid #374151;
      overflow: hidden;
    }

    .stage-badge {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(239, 68, 68, 0.85);
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    .stage-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 4px;
    }

    .stage-desc {
      font-size: 0.8rem;
      color: #cbd5e1;
    }

    .stage-metrics-row {
      display: flex;
      justify-content: space-between;
      margin-top: 16px;
      padding-top: 16px;
      border-top: 1px solid #374151;
    }

    .metric-item {
      text-align: center;
    }

    .metric-value {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary);
    }

    .metric-label {
      font-size: 0.75rem;
      color: #94a3b8;
    }

    /* 全局 Section 样式 */
    .site-section {
      padding: 85px 0;
      position: relative;
    }

    .site-section.alternate-bg {
      background-color: var(--bg-white);
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    .section-header {
      margin-bottom: 48px;
      text-align: center;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }

    .section-eyebrow {
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      margin-bottom: 8px;
      display: inline-block;
    }

    .section-title {
      font-size: 1.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

    .section-description {
      font-size: 0.98rem;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 样式变体 1: 服务亮点矩阵网格 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .service-card {
      background: var(--bg-white);
      padding: 32px 24px;
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
    }

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #cbd5e1;
    }

    .service-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: var(--primary-light);
      color: var(--primary-hover);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      font-weight: bold;
      margin-bottom: 18px;
    }

    .service-card h4 {
      font-size: 1.2rem;
      font-weight: 600;
      margin-bottom: 10px;
    }

    .service-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 样式变体 2: 时段卡与排期 */
    .schedule-cards {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .schedule-card {
      background: var(--bg-white);
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .schedule-header {
      background: var(--bg-dark);
      color: #fff;
      padding: 12px 16px;
      font-size: 0.85rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .schedule-status {
      background: var(--primary);
      color: #000;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      font-size: 0.75rem;
    }

    .schedule-body {
      padding: 20px 16px;
    }

    .schedule-drama-title {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .schedule-meta {
      font-size: 0.82rem;
      color: var(--text-muted);
      margin-bottom: 12px;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .schedule-pill {
      display: inline-block;
      padding: 2px 8px;
      background: #f1f5f9;
      color: #475569;
      border-radius: 4px;
      font-size: 0.75rem;
      font-weight: 500;
    }

    /* 样式变体 3: 专家团队卡 */
    .team-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }

    .team-card {
      background: var(--bg-light);
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      padding: 28px 24px;
      text-align: center;
    }

    .team-avatar {
      width: 76px;
      height: 76px;
      border-radius: 50%;
      background: #cbd5e1;
      margin: 0 auto 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      font-weight: 700;
      color: #475569;
    }

    .team-name {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 4px;
    }

    .team-role {
      font-size: 0.85rem;
      color: var(--accent);
      font-weight: 600;
      margin-bottom: 12px;
    }

    .team-bio {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 样式变体 4: 评价保障墙 */
    .feedback-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .feedback-card {
      background: var(--bg-white);
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      padding: 24px;
      position: relative;
    }

    .feedback-quote {
      font-size: 0.92rem;
      color: var(--text-main);
      line-height: 1.65;
      margin-bottom: 16px;
      font-style: italic;
    }

    .feedback-user {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .user-tag-icon {
      width: 38px;
      height: 38px;
      background: #e2e8f0;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.85rem;
      font-weight: 700;
      color: #334155;
    }

    .user-info-name {
      font-size: 0.88rem;
      font-weight: 600;
    }

    .user-info-sub {
      font-size: 0.78rem;
      color: var(--text-muted);
    }

    /* 样式变体 5: 资讯列表 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .news-item {
      background: var(--bg-white);
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      padding: 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .news-date {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 8px;
    }

    .news-title {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
      line-height: 1.4;
    }

    .news-excerpt {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }

    .news-link {
      font-size: 0.85rem;
      color: var(--accent);
      font-weight: 600;
      align-self: flex-start;
    }

    /* 样式变体 6: 结果数据看板条 */
    .stats-band {
      background: var(--bg-dark);
      color: #fff;
      padding: 50px 0;
      border-top: 1px solid var(--border-dark);
      border-bottom: 1px solid var(--border-dark);
    }

    .stats-container {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }

    .stat-number {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1;
      margin-bottom: 8px;
    }

    .stat-text {
      font-size: 0.95rem;
      color: var(--text-muted-dark);
    }

    /* 样式变体 7: 合作流程卡 (4步横向) */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .step-card {
      background: var(--bg-white);
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      padding: 28px 20px;
      position: relative;
    }

    .step-number {
      font-size: 1.8rem;
      font-weight: 800;
      color: #e2e8f0;
      position: absolute;
      top: 16px;
      right: 20px;
      line-height: 1;
    }

    .step-card h4 {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .step-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 样式变体 8: 误区澄清 */
    .myth-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

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

    .myth-item {
      display: flex;
      gap: 12px;
      margin-bottom: 12px;
    }

    .myth-badge {
      background: #fee2e2;
      color: #dc2626;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      white-space: nowrap;
      height: fit-content;
    }

    .myth-text {
      font-size: 0.95rem;
      font-weight: 600;
      color: #991b1b;
    }

    .truth-item {
      display: flex;
      gap: 12px;
    }

    .truth-badge {
      background: #dcfce7;
      color: #16a34a;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      white-space: nowrap;
      height: fit-content;
    }

    .truth-text {
      font-size: 0.9rem;
      color: var(--text-main);
      line-height: 1.6;
    }

    /* 样式变体 9: 入口矩阵 */
    .portal-matrix {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .portal-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      padding: 24px 18px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      transition: all 0.2s ease;
    }

    .portal-item:hover {
      border-color: var(--accent);
      box-shadow: var(--shadow-md);
    }

    .portal-tag {
      font-size: 0.75rem;
      color: var(--accent);
      font-weight: 700;
    }

    .portal-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
    }

    .portal-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 样式变体 10: 预约/商务对接表单 (整页唯一收口) */
    .appointment-box {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 48px;
      box-shadow: var(--shadow-lg);
      max-width: 860px;
      margin: 0 auto;
    }

    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 20px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .form-group.full-width {
      grid-column: span 2;
    }

    .form-label {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--btn-radius);
      font-size: 0.95rem;
      background: #f8fafc;
      color: var(--text-main);
      outline: none;
      transition: border-color 0.2s;
    }

    .form-control:focus {
      border-color: var(--accent);
      background: #ffffff;
    }

    .form-submit-row {
      text-align: center;
      margin-top: 10px;
    }

    .btn-primary-block {
      background: var(--primary);
      color: #000;
      font-size: 1.05rem;
      font-weight: 700;
      padding: 14px 40px;
      border-radius: var(--btn-radius);
      border: none;
      cursor: pointer;
      display: inline-block;
      transition: all 0.2s;
    }

    .btn-primary-block:hover {
      background: var(--primary-hover);
      color: #fff;
    }

    /* 页脚 */
    .site-footer {
      background: var(--bg-dark);
      color: var(--text-on-dark);
      padding: 70px 0 30px;
      border-top: 1px solid var(--border-dark);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 50px;
    }

    .footer-brand h4 {
      font-size: 1.3rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
    }

    .footer-brand p {
      font-size: 0.9rem;
      color: var(--text-muted-dark);
      line-height: 1.7;
      max-width: 340px;
    }

    .footer-col h5 {
      font-size: 1rem;
      font-weight: 600;
      color: #fff;
      margin-bottom: 16px;
    }

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

    .footer-col a {
      font-size: 0.88rem;
      color: var(--text-muted-dark);
    }

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

    .footer-bottom {
      border-top: 1px solid var(--border-dark);
      padding-top: 25px;
      text-align: center;
      font-size: 0.85rem;
      color: var(--text-muted-dark);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .schedule-cards, .process-steps, .portal-matrix {
        grid-template-columns: repeat(2, 1fr);
      }
      .services-grid, .team-grid, .feedback-grid, .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .hero-angled-section {
        clip-path: none;
        padding-top: 40px;
        padding-bottom: 60px;
      }
      .hero-h1-area h1 {
        font-size: 1.75rem;
      }
      .stats-container {
        grid-template-columns: repeat(2, 1fr);
      }
      .myth-grid {
        grid-template-columns: 1fr;
      }
      .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group.full-width {
        grid-column: span 1;
      }
      .appointment-box {
        padding: 24px;
      }
      .nav-links {
        display: none;
      }
      .services-grid, .schedule-cards, .team-grid, .feedback-grid, .news-grid, .process-steps, .portal-matrix {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }