/* roulang page: index */
:root {
      --primary: #0F766E;
      --primary-dark: #115E59;
      --accent: #F59E0B;
      --bg-base: #F8FAFC;
      --surface-dark: #0F172A;
      --text-main: #0F172A;
      --text-muted: #475569;
      --border-color: #E2E8F0;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
      scroll-behavior: smooth;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-base);
      color: var(--text-main);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    .hero-glow {
      background: radial-gradient(circle at 50% 30%, rgba(20, 184, 166, 0.18) 0%, rgba(15, 23, 42, 0.95) 75%),
                  url('/assets/images/11eff6658261d61f.jpg') center/cover no-repeat;
    }
    .custom-card {
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .custom-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 24px -10px rgba(15, 118, 110, 0.12), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    }