/* roulang page: index */
:root {
      --primary-color: #00E599;
      --primary-dark: #0B132B;
      --bg-surface: #0F172A;
      --card-bg: #1E293B;
      --border-glow: rgba(0, 229, 153, 0.15);
      --text-main: #F8FAFC;
      --text-muted: #94A3B8;
    }
    body {
      background-color: #0B132B;
      color: #F8FAFC;
      font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
      overflow-x: hidden;
    }
    .neon-border {
      border: 1px solid rgba(0, 229, 153, 0.2);
      transition: all 0.3s ease;
    }
    .neon-border:hover {
      border-color: rgba(0, 229, 153, 0.6);
      box-shadow: 0 10px 25px -5px rgba(0, 229, 153, 0.25);
      transform: translateY(-4px);
    }
    .terminal-code {
      font-family: 'JetBrains Mono', monospace;
    }
    .grid-pattern {
      background-size: 32px 32px;
      background-image: linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    }