/* roulang page: index */
:root {
      --bg-main: #0F1117;
      --bg-alt: #181B24;
      --bg-card: #222634;
      --primary: #00F59B;
      --primary-hover: #00d888;
      --accent-purple: #6C5CE7;
      --accent-cyan: #00D2D3;
      --text-main: #F8FAFC;
      --text-muted: #94A3B8;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-glow: rgba(0, 245, 155, 0.25);
      --radius-sm: 8px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: var(--font-stack);
      line-height: 1.7;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

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

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

    /* 双层导航样式 */
    .top-navbar-wrapper {
      position: sticky;
      top: 0;
      z-index: 1030;
      background: rgba(15, 17, 23, 0.92);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-subtle);
    }

    .nav-tier-top {
      padding: 12px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.35rem;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .brand-logo .logo-icon {
      width: 36px;
      height: 36px;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #0F1117;
      font-size: 1.25rem;
      font-weight: bold;
    }

    .brand-logo span.highlight {
      color: var(--primary);
    }

    .search-bar-fake {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-subtle);
      border-radius: 30px;
      padding: 6px 18px;
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-muted);
      font-size: 0.9rem;
      width: 100%;
      max-width: 380px;
    }

    .nav-tier-tabs {
      padding: 8px 0;
      overflow-x: auto;
      white-space: nowrap;
      scrollbar-width: none;
    }
    .nav-tier-tabs::-webkit-scrollbar {
      display: none;
    }

    .pill-tabs {
      display: inline-flex;
      gap: 8px;
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .pill-tabs a {
      display: block;
      padding: 6px 16px;
      border-radius: 20px;
      font-size: 0.88rem;
      color: var(--text-muted);
      background: transparent;
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .pill-tabs a:hover,
    .pill-tabs a.active {
      color: #0F1117;
      background: var(--primary);
      font-weight: 600;
      box-shadow: 0 0 12px rgba(0, 245, 155, 0.4);
    }

    /* 按钮与徽章 */
    .btn-glow {
      background: var(--primary);
      color: #0F1117;
      font-weight: 700;
      padding: 10px 24px;
      border-radius: 30px;
      border: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 4px 18px rgba(0, 245, 155, 0.35);
      transition: all 0.25s ease;
    }

    .btn-glow:hover {
      background: var(--primary-hover);
      color: #0F1117;
      transform: translateY(-2px);
      box-shadow: 0 6px 24px rgba(0, 245, 155, 0.5);
    }

    .btn-outline-custom {
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: var(--text-main);
      padding: 10px 22px;
      border-radius: 30px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
    }

    .btn-outline-custom:hover {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-main);
      border-color: var(--primary);
    }

    .badge-subtle {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 0.78rem;
      font-weight: 600;
      background: rgba(0, 245, 155, 0.12);
      color: var(--primary);
      border: 1px solid rgba(0, 245, 155, 0.25);
    }

    /* 基础区块系统 */
    .app-section {
      padding: 85px 0;
      position: relative;
    }

    .section-alt {
      background-color: var(--bg-alt);
    }

    .section-title-wrap {
      margin-bottom: 50px;
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-bottom: 14px;
      color: var(--text-main);
    }

    .section-desc {
      color: var(--text-muted);
      font-size: 1rem;
      line-height: 1.8;
      max-width: 720px;
    }

    /* 卡片体系 */
    .app-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 30px;
      transition: all 0.3s ease;
      height: 100%;
      position: relative;
    }

    .app-card:hover {
      transform: translateY(-5px);
      border-color: var(--border-glow);
      box-shadow: 0 14px 35px rgba(0, 245, 155, 0.12);
    }

    /* 1. Hero 众筹式预热版式 */
    .hero-crowd {
      background: radial-gradient(circle at 80% 20%, rgba(108, 92, 231, 0.22) 0%, transparent 60%),
                  radial-gradient(circle at 10% 80%, rgba(0, 245, 155, 0.15) 0%, transparent 50%),
                  url('/assets/images/5bb64ea89f45b5ba.webp') center/cover no-repeat;
      padding: 90px 0 100px;
      border-bottom: 1px solid var(--border-subtle);
      position: relative;
    }

    .hero-crowd::before {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(15, 17, 23, 0.88);
      backdrop-filter: blur(6px);
    }

    .hero-content {
      position: relative;
      z-index: 2;
    }

    .crowd-panel {
      background: rgba(24, 27, 36, 0.85);
      border: 1px solid rgba(0, 245, 155, 0.3);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-card);
      backdrop-filter: blur(12px);
    }

    .progress-ring-container {
      display: flex;
      align-items: center;
      gap: 24px;
      margin-bottom: 24px;
    }

    .circular-progress {
      width: 100px;
      height: 100px;
      border-radius: 50%;
      background: conic-gradient(var(--primary) 298deg, rgba(255, 255, 255, 0.1) 0deg);
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
    }

    .circular-progress::after {
      content: '83%';
      width: 80px;
      height: 80px;
      background: var(--bg-card);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--primary);
    }

    /* 2. 数据指标条 */
    .metric-card {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      text-align: center;
    }
    .metric-val {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
    }

    /* 3. 产线能力 (架构透视) */
    .pipeline-step {
      display: flex;
      gap: 16px;
      margin-bottom: 24px;
    }
    .pipeline-num {
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: rgba(108, 92, 231, 0.2);
      border: 1px solid var(--accent-purple);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      flex-shrink: 0;
    }

    /* 4. 参数表 */
    .tech-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0 10px;
    }
    .tech-table tr {
      background: var(--bg-card);
      border-radius: var(--radius-sm);
    }
    .tech-table td {
      padding: 16px 20px;
      font-size: 0.95rem;
      border: none;
    }
    .tech-table td:first-child {
      border-top-left-radius: var(--radius-sm);
      border-bottom-left-radius: var(--radius-sm);
      color: var(--text-muted);
      font-weight: 600;
      width: 35%;
    }
    .tech-table td:last-child {
      border-top-right-radius: var(--radius-sm);
      border-bottom-right-radius: var(--radius-sm);
      color: var(--text-main);
    }

    /* 5. 游戏矩阵卡片 (案例现场) */
    .game-card-img {
      height: 190px;
      object-fit: cover;
      border-radius: 12px;
      width: 100%;
      margin-bottom: 16px;
    }

    /* 6. 对比仪表盘 (结果对比) */
    .compare-box {
      border-radius: var(--radius-md);
      padding: 30px;
      height: 100%;
    }
    .compare-box.pro {
      background: linear-gradient(180deg, rgba(0, 245, 155, 0.08) 0%, rgba(24, 27, 36, 0.9) 100%);
      border: 1px solid var(--border-glow);
    }
    .compare-box.trad {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
    }

    /* 7. 交付流程 (时间线) */
    .step-timeline-item {
      position: relative;
      padding-left: 36px;
      margin-bottom: 30px;
    }
    .step-timeline-item::before {
      content: '';
      position: absolute;
      left: 10px;
      top: 0;
      bottom: -30px;
      width: 2px;
      background: rgba(255, 255, 255, 0.1);
    }
    .step-timeline-item:last-child::before {
      display: none;
    }
    .step-timeline-dot {
      position: absolute;
      left: 0;
      top: 4px;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: var(--primary);
      border: 4px solid var(--bg-alt);
    }

    /* 8. 玩家故事 */
    .story-avatar {
      width: 60px;
      height: 60px;
      border-radius: 50%;
      object-fit: cover;
      border: 2px solid var(--primary);
    }

    /* 9. 资讯卡 */
    .news-card-thumb {
      height: 160px;
      border-radius: 10px;
      object-fit: cover;
      width: 100%;
      margin-bottom: 14px;
    }

    /* 10. 合作伙伴与保障 */
    .partner-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
      gap: 16px;
    }
    .partner-pill {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-subtle);
      border-radius: 12px;
      padding: 18px;
      text-align: center;
      font-weight: 600;
      font-size: 0.92rem;
      color: #CBD5E1;
    }

    /* 11. FAQ 手风琴自定义 */
    .accordion-item {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      margin-bottom: 12px;
      border-radius: 12px !important;
      overflow: hidden;
    }
    .accordion-button {
      background: var(--bg-card);
      color: var(--text-main);
      font-weight: 700;
      font-size: 1.05rem;
      padding: 20px 24px;
      box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
      background: rgba(0, 245, 155, 0.08);
      color: var(--primary);
    }
    .accordion-button::after {
      filter: invert(1);
    }
    .accordion-body {
      background: var(--bg-card);
      color: var(--text-muted);
      padding: 0 24px 22px;
      line-height: 1.8;
    }

    /* 12. 底部转化表单 */
    .cta-conversion-wrap {
      background: linear-gradient(135deg, rgba(108, 92, 231, 0.3) 0%, rgba(0, 245, 155, 0.2) 100%), var(--bg-alt);
      border: 1px solid rgba(0, 245, 155, 0.3);
      border-radius: var(--radius-lg);
      padding: 50px 40px;
    }

    .form-control-custom {
      background: rgba(15, 17, 23, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: #fff;
      padding: 14px 18px;
      border-radius: 30px;
    }
    .form-control-custom:focus {
      background: rgba(15, 17, 23, 0.9);
      border-color: var(--primary);
      color: #fff;
      box-shadow: 0 0 12px rgba(0, 245, 155, 0.3);
    }

    /* 统一页脚 */
    .app-footer {
      background: #090B0E;
      border-top: 1px solid var(--border-subtle);
      padding: 70px 0 35px;
      font-size: 0.92rem;
      color: var(--text-muted);
    }
    .footer-col-title {
      color: var(--text-main);
      font-weight: 700;
      margin-bottom: 20px;
      font-size: 1.05rem;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      margin-top: 50px;
      padding-top: 25px;
      text-align: center;
      font-size: 0.85rem;
    }

    @media (max-width: 991.98px) {
      .app-section {
        padding: 60px 0;
      }
      .section-title {
        font-size: 1.75rem;
      }
      .brand-logo {
        font-size: 1.15rem;
      }
    }
    @media (max-width: 575.98px) {
      .progress-ring-container {
        flex-direction: column;
        text-align: center;
      }
      .cta-conversion-wrap {
        padding: 30px 20px;
      }
    }