/* roulang page: index */
:root {
      --primary: #0F766E;
      --primary-hover: #0D9488;
      --accent: #D97706;
      --bg-light: #F8FAFC;
      --text-main: #0F172A;
      --text-muted: #475569;
    }
    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
    }
    body {
      background-color: var(--bg-light);
      color: var(--text-main);
      overflow-x: hidden;
    }
    .hero-skew-bg {
      clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
    }
    .border-glow:hover {
      box-shadow: 0 10px 25px -5px rgba(15, 118, 110, 0.2), 0 8px 10px -6px rgba(15, 118, 110, 0.1);
    }
    .custom-scroll::-webkit-scrollbar {
      height: 6px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background: #CBD5E1;
      border-radius: 4px;
    }