/* roulang page: index */
:root {
      --primary-dark: #08201D;
      --primary-green: #10B981;
      --primary-amber: #F59E0B;
      --surface-light: #F3F6F5;
      --text-main: #1E293B;
      --text-sub: #64748B;
    }
    html {
      scroll-behavior: smooth;
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    .custom-scroll::-webkit-scrollbar {
      height: 4px;
      width: 4px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background: rgba(16, 185, 129, 0.4);
      border-radius: 9999px;
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 30%, rgba(16, 185, 129, 0.18) 0%, rgba(8, 32, 29, 0.95) 75%);
    }