/* roulang page: index */
:root {
      --primary: #0E5E56;
      --primary-dark: #0A453F;
      --accent: #10B981;
      --accent-amber: #F59E0B;
      --bg-dark: #0F172A;
      --bg-light: #F8FAFC;
      --card-border: #E2E8F0;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      color: var(--text-body);
      background-color: var(--bg-light);
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Heiti SC", sans-serif;
      line-height: 1.75;
      overflow-x: hidden;
    }
    .custom-container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }
    .shadow-soft {
      box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06);
    }
    .shadow-hover {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .shadow-hover:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 28px -4px rgba(14, 94, 86, 0.12);
    }
    .hero-mask {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(14, 94, 86, 0.82) 100%);
    }
    .badge-chip {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.8125rem;
      font-weight: 600;
    }