/* roulang page: index */
:root {
      --primary: #1A56DB;
      --primary-dark: #1E429F;
      --accent: #0D9488;
      --bg-light: #F8FAFC;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-body);
      background-color: #FFFFFF;
      overflow-x: hidden;
    }
    .custom-scrollbar::-webkit-scrollbar {
      display: none;
    }
    .custom-scrollbar {
      -ms-overflow-style: none;
      scrollbar-width: none;
    }
    .hero-bg {
      background: linear-gradient(135deg, rgba(248, 250, 252, 0.95) 0%, rgba(238, 242, 255, 0.92) 100%), url('/assets/images/267a59d291d0f097.png') center/cover no-repeat;
    }
    .card-shadow {
      box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-shadow:hover {
      box-shadow: 0 14px 28px -4px rgba(26, 86, 219, 0.12);
      transform: translateY(-4px);
    }