/* roulang page: index */
:root {
      --bg-main: #0B0F19;
      --bg-card: #111827;
      --bg-card-hover: #1F2937;
      --primary-gradient: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
      --accent-glow: rgba(79, 70, 229, 0.25);
    }
    body {
      background-color: var(--bg-main);
      color: #E2E8F0;
      overflow-x: hidden;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    .no-scrollbar::-webkit-scrollbar {
      display: none;
    }
    .no-scrollbar {
      -ms-overflow-style: none;
      scrollbar-width: none;
    }
    .glow-box {
      box-shadow: 0 0 35px -8px var(--accent-glow);
    }
    .card-border {
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-border:hover {
      border-color: rgba(99, 102, 241, 0.45);
      transform: translateY(-2px);
      box-shadow: 0 12px 30px -10px rgba(79, 70, 229, 0.3);
    }
    .neon-badge {
      background: rgba(16, 185, 129, 0.12);
      border: 1px solid rgba(16, 185, 129, 0.3);
      color: #34D399;
    }
    .latency-pulse {
      animation: pulseLight 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    }
    @keyframes pulseLight {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.9); }
    }