/* roulang page: index */
:root {
      --bg-dark: #070B18;
      --bg-navy: #0B132B;
      --primary-cyan: #00D2D3;
      --primary-blue: #1E56A0;
      --text-main: #F3F4F6;
      --text-muted: #9CA3AF;
      --border-glass: rgba(255, 255, 255, 0.12);
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      overflow-x: hidden;
    }
    .glass-panel {
      background: rgba(11, 19, 43, 0.65);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border-glass);
    }
    .glass-card {
      background: rgba(255, 255, 255, 0.03);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .glass-card:hover {
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(0, 210, 211, 0.35);
      transform: translateY(-3px);
      box-shadow: 0 15px 30px -10px rgba(0, 210, 211, 0.2);
    }
    .glow-cyan-btn {
      background: linear-gradient(135deg, #00D2D3 0%, #1E56A0 100%);
      box-shadow: 0 0 20px rgba(0, 210, 211, 0.35);
      transition: all 0.3s ease;
    }
    .glow-cyan-btn:hover {
      box-shadow: 0 0 30px rgba(0, 210, 211, 0.6);
      transform: scale(1.02);
    }
    .glow-outline-btn {
      border: 1px solid rgba(0, 210, 211, 0.5);
      background: rgba(0, 210, 211, 0.05);
      transition: all 0.3s ease;
    }
    .glow-outline-btn:hover {
      background: rgba(0, 210, 211, 0.15);
      border-color: #00D2D3;
      box-shadow: 0 0 18px rgba(0, 210, 211, 0.25);
    }
    .glow-badge {
      border: 1px solid rgba(0, 210, 211, 0.3);
      background: rgba(0, 210, 211, 0.08);
      color: #00D2D3;
    }
    .metric-value {
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    }
    details summary::-webkit-details-marker {
      display: none;
    }