/* roulang page: index */
:root {
      --primary: #F97316;
      --primary-dark: #EA580C;
      --secondary: #0F172A;
      --accent-green: #10B981;
      --bg-light: #F8FAFC;
      --text-main: #334155;
      --text-heading: #0F172A;
      --border-color: #E2E8F0;
    }
    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      color: var(--text-main);
      background-color: var(--bg-light);
      line-height: 1.75;
      overflow-x: hidden;
    }
    .hero-bg {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(30, 41, 59, 0.88) 100%), url('/assets/images/abad8940f5187886.jpg') center/cover no-repeat;
    }
    .glass-card {
      background: rgba(255, 255, 255, 0.98);
      backdrop-filter: blur(12px);
      border: 1px solid rgba(226, 232, 240, 0.8);
    }
    .custom-scroll::-webkit-scrollbar {
      height: 6px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background-color: #CBD5E1;
      border-radius: 4px;
    }