/* roulang page: index */
:root {
      --bg-dark: #0A0D14;
      --card-bg: #121722;
      --border-color: rgba(255, 255, 255, 0.08);
      --accent-green: #10B981;
      --accent-cyan: #06B6D4;
    }
    body {
      background-color: var(--bg-dark);
      color: #E2E8F0;
      overflow-x: hidden;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    }
    .glow-border {
      border: 1px solid var(--border-color);
      transition: all 0.3s ease;
    }
    .glow-border:hover {
      border-color: rgba(16, 185, 129, 0.5);
      box-shadow: 0 0 25px rgba(16, 185, 129, 0.15);
    }
    .glow-button {
      background: linear-gradient(135deg, #10B981 0%, #06B6D4 100%);
      transition: all 0.25s ease;
    }
    .glow-button:hover {
      filter: brightness(1.1);
      transform: translateY(-1px);
      box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
    }
    .mesh-gradient-hero {
      background: radial-gradient(circle at 50% 10%, rgba(6, 182, 212, 0.15) 0%, rgba(10, 13, 20, 0.98) 70%),
                  radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 60%);
    }