/* roulang page: index */
:root {
      --primary: #00D084;
      --primary-hover: #059669;
      --accent: #FF6B00;
      --accent-hover: #E05E00;
      --bg-dark: #0B1118;
      --bg-surface: #131C26;
      --bg-surface-elevated: #1B2735;
      --text-white: #FFFFFF;
      --text-muted: #94A3B8;
      --text-dark: #0F172A;
      --border-color: #26384C;
      --border-light: rgba(255, 255, 255, 0.08);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow-soft: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
      --shadow-glow: 0 0 25px rgba(0, 208, 132, 0.25);
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: var(--font-stack);
      background-color: var(--bg-dark);
      color: var(--text-white);
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    button, input, select {
      font-family: inherit;
      outline: none;
      border: none;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部通知与导航 */
    .top-bar {
      background: #060A0E;
      border-bottom: 1px solid var(--border-light);
      font-size: 13px;
      padding: 8px 0;
      color: var(--text-muted);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-pill {
      background: rgba(0, 208, 132, 0.12);
      color: var(--primary);
      padding: 2px 10px;
      border-radius: 20px;
      font-weight: 500;
      font-size: 12px;
      margin-right: 12px;
      display: inline-block;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(11, 17, 24, 0.92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .nav-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.15rem;
      font-weight: 700;
      letter-spacing: -0.5px;
    }
    .nav-brand-badge {
      width: 32px;
      height: 32px;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, var(--primary), #059669);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #000;
      font-weight: 900;
      font-size: 14px;
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-link {
      font-size: 15px;
      color: var(--text-muted);
      font-weight: 500;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-cta {
      background: var(--primary);
      color: #000;
      padding: 9px 20px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      font-size: 14px;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .nav-cta:hover {
      background: #00e893;
      transform: translateY(-2px);
      box-shadow: var(--shadow-glow);
    }

    /* 板块通用 */
    section {
      padding: 90px 0;
      position: relative;
    }
    .section-darker {
      background-color: #070B10;
    }
    .section-surface {
      background-color: var(--bg-surface);
    }
    .section-header {
      margin-bottom: 48px;
    }
    .section-header.text-center {
      text-align: center;
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-badge {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      background: rgba(0, 208, 132, 0.1);
      border: 1px solid rgba(0, 208, 132, 0.25);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 16px;
    }
    .section-title {
      font-size: 2.15rem;
      font-weight: 700;
      line-height: 1.35;
      color: var(--text-white);
      margin-bottom: 16px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.8;
    }

    /* 按钮规范 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 13px 26px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .btn-primary {
      background: var(--primary);
      color: #0B1118;
    }
    .btn-primary:hover {
      background: #1aff9b;
      box-shadow: var(--shadow-glow);
      transform: translateY(-2px);
    }
    .btn-accent {
      background: var(--accent);
      color: #FFFFFF;
    }
    .btn-accent:hover {
      background: var(--accent-hover);
      box-shadow: 0 0 20px rgba(255, 107, 0, 0.35);
      transform: translateY(-2px);
    }
    .btn-outline {
      border: 1px solid var(--border-color);
      background: rgba(255, 255, 255, 0.03);
      color: var(--text-white);
    }
    .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(0, 208, 132, 0.05);
    }

    /* 卡片系统 */
    .glass-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px;
      transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    }
    .glass-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
      box-shadow: var(--shadow-soft);
    }

    /* 1. HERO 区块（预约到店 / 核心调度演练） */
    .hero-section {
      padding: 100px 0 80px;
      background: linear-gradient(180deg, rgba(11, 17, 24, 0.6) 0%, rgba(11, 17, 24, 1) 100%),
                  url('/assets/images/71d6038470d1a5e5.webp') center center/cover no-repeat;
      position: relative;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 50px;
      align-items: center;
    }
    .hero-lead {
      font-size: 16px;
      color: var(--text-muted);
      margin-bottom: 28px;
    }
    .booking-box {
      background: rgba(19, 28, 38, 0.94);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      backdrop-filter: blur(20px);
      box-shadow: var(--shadow-soft);
    }
    .booking-box-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-white);
    }
    .booking-box-desc {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .time-slot-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin-bottom: 20px;
    }
    .time-slot-btn {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-color);
      color: var(--text-muted);
      padding: 10px 6px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      text-align: center;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .time-slot-btn.active, .time-slot-btn:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(0, 208, 132, 0.08);
      font-weight: 600;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-input {
      width: 100%;
      background: rgba(11, 17, 24, 0.8);
      border: 1px solid var(--border-color);
      color: var(--text-white);
      padding: 12px 14px;
      border-radius: var(--radius-sm);
      font-size: 14px;
    }
    .form-input:focus {
      border-color: var(--primary);
    }

    /* 2. 倒计时看板 */
    .countdown-bar {
      background: #0e1620;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
      padding: 30px 0;
    }
    .countdown-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }
    .timer-units {
      display: flex;
      gap: 16px;
    }
    .timer-card {
      background: var(--bg-dark);
      border: 1px solid var(--border-color);
      padding: 10px 18px;
      border-radius: var(--radius-sm);
      text-align: center;
      min-width: 72px;
    }
    .timer-val {
      font-size: 1.8rem;
      font-weight: 700;
      color: var(--accent);
      line-height: 1.1;
      font-family: monospace;
    }
    .timer-label {
      font-size: 11px;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    /* 3. 活动亮点墙 */
    .highlights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .highlight-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      background: rgba(0, 208, 132, 0.1);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      margin-bottom: 20px;
    }

    /* 4. 权益礼包 */
    .benefits-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .benefit-item {
      background: var(--bg-dark);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      overflow: hidden;
    }
    .benefit-badge {
      position: absolute;
      top: 14px;
      right: 14px;
      font-size: 11px;
      background: rgba(255, 107, 0, 0.15);
      color: var(--accent);
      border: 1px solid rgba(255, 107, 0, 0.3);
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
    }

    /* 5. 流程步骤三连 */
    .steps-container {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      position: relative;
    }
    .step-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px 24px;
      position: relative;
    }
    .step-number {
      font-size: 3rem;
      font-weight: 900;
      color: rgba(255, 255, 255, 0.05);
      position: absolute;
      top: 14px;
      right: 20px;
      line-height: 1;
    }

    /* 6. 奖励预览 */
    .rewards-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      align-items: center;
    }
    .reward-box {
      border: 2px dashed var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      background: rgba(19, 28, 38, 0.5);
    }
    .reward-list-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 0;
      border-bottom: 1px solid var(--border-light);
    }
    .reward-list-item:last-child {
      border-bottom: none;
    }

    /* 7. 系统架构与指标 */
    .metrics-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      margin-top: 40px;
    }
    .metric-card {
      background: #090E14;
      border: 1px solid var(--border-color);
      padding: 24px;
      border-radius: var(--radius-md);
      text-align: center;
    }
    .metric-number {
      font-size: 2.25rem;
      font-weight: 800;
      color: var(--primary);
      font-family: monospace;
      margin-bottom: 6px;
    }

    /* 8. 案例对比 */
    .cases-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }
    .case-media {
      height: 220px;
      overflow: hidden;
      border-radius: var(--radius-md) var(--radius-md) 0 0;
      background-color: #1a2530;
    }
    .case-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .glass-card:hover .case-media img {
      transform: scale(1.05);
    }

    /* 9. 资讯模块 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .news-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .news-image {
      height: 180px;
      background: #111a24;
      overflow: hidden;
    }
    .news-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-content {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .news-meta {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 10px;
      display: flex;
      justify-content: space-between;
    }

    /* 10. 用户口碑 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-user {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-top: 20px;
    }
    .review-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #26384C;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
    }

    /* 11. FAQ 手风琴 */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
    }
    .faq-question {
      padding: 20px 24px;
      cursor: pointer;
      font-weight: 600;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: var(--text-white);
    }
    .faq-question:hover {
      color: var(--primary);
    }
    .faq-answer {
      padding: 0 24px 20px;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.75;
    }

    /* 12. 报名入口 (CTA) */
    .cta-card {
      background: linear-gradient(135deg, #101c28 0%, #0d151f 100%);
      border: 2px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 60px 40px;
      text-align: center;
      position: relative;
    }
    .cta-form {
      max-width: 580px;
      margin: 32px auto 0;
      display: flex;
      gap: 12px;
    }

    /* 页脚 */
    .site-footer {
      background: #05080C;
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
      font-size: 14px;
      color: var(--text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand-desc {
      margin-top: 14px;
      font-size: 13px;
      line-height: 1.7;
      max-width: 320px;
    }
    .footer-links-title {
      color: var(--text-white);
      font-weight: 600;
      margin-bottom: 16px;
      font-size: 15px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-light);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid, .rewards-layout, .cases-grid {
        grid-template-columns: 1fr;
      }
      .highlights-grid, .news-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .benefits-grid, .metrics-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }
    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-menu {
        display: none;
      }
      .countdown-container {
        flex-direction: column;
        text-align: center;
      }
      .steps-container, .highlights-grid, .news-grid, .reviews-grid {
        grid-template-columns: 1fr;
      }
      .cta-form {
        flex-direction: column;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
      }
      .time-slot-grid {
        grid-template-columns: 1fr;
      }
    }