/* roulang page: index */
:root {
      --primary: #00D084;
      --secondary: #0B0F19;
      --surface: #1F2937;
      --accent: #FF6B00;
      --bg-base: #F8FAFC;
      --text-main: #0F172A;
      --text-muted: #64748B;
      --border-color: rgba(226, 232, 240, 0.9);
      --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.06);
      --glow-shadow: 0 20px 35px -10px rgba(0, 208, 132, 0.2);
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-base);
      color: var(--text-main);
      overflow-x: hidden;
      line-height: 1.7;
    }
    .custom-scrollbar::-webkit-scrollbar {
      height: 6px;
    }
    .custom-scrollbar::-webkit-scrollbar-track {
      background: #0B0F19;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb {
      background: #1F2937;
      border-radius: 4px;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb:hover {
      background: #00D084;
    }