/* roulang page: index */
:root {
      --primary: #00D293;
      --primary-hover: #00B780;
      --dark-bg: #0A0F1D;
      --slate-border: rgba(226, 232, 240, 0.8);
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
      color: #1E293B;
      background-color: #FFFFFF;
      overflow-x: hidden;
    }
    .hero-cut {
      clip-path: polygon(0 0, 100% 0, 100% 94%, 0 100%);
    }
    @media (max-width: 768px) {
      .hero-cut {
        clip-path: none;
      }
    }
    .custom-shadow {
      box-shadow: 0 12px 35px -8px rgba(15, 23, 42, 0.06);
    }
    .dark-card-glow {
      box-shadow: 0 0 25px -5px rgba(0, 210, 147, 0.12);
      border: 1px solid rgba(0, 210, 147, 0.2);
    }
    .text-glow {
      text-shadow: 0 0 15px rgba(0, 210, 147, 0.4);
    }