/* roulang page: index */
:root {
      --primary: #1E293B;
      --accent-blue: #0284C7;
      --accent-cyan: #0F766E;
      --accent-purple: #6366F1;
      --bg-light: #F8FAFC;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      color: var(--text-body);
      background-color: #ffffff;
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
    }
    .hero-bg {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(30, 41, 59, 0.92) 100%), url('/assets/images/d3494f16e01de7b1.webp') center/cover no-repeat;
    }
    .gradient-border {
      position: relative;
      border-radius: 0.75rem;
      background: linear-gradient(to right, #0284C7, #6366F1);
      padding: 1px;
    }
    .custom-scroll::-webkit-scrollbar {
      height: 6px;
      width: 6px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
      background-color: #CBD5E1;
      border-radius: 4px;
    }
    .badge-glow {
      box-shadow: 0 0 15px rgba(2, 132, 199, 0.35);
    }