/* roulang page: index */
:root {
      --color-primary: #1E293B;
      --color-primary-dark: #0F172A;
      --color-accent: #2563EB;
      --color-teal: #0D9488;
      --color-bg-light: #F8FAFC;
      --color-border: #E2E8F0;
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      font-family: var(--font-stack);
      line-height: 1.68;
      color: #334155;
      background-color: #FFFFFF;
      overflow-x: hidden;
    }
    .custom-section-spacing {
      padding-top: 5.5rem;
      padding-bottom: 5.5rem;
    }
    @media (max-width: 768px) {
      .custom-section-spacing {
        padding-top: 3.5rem;
        padding-bottom: 3.5rem;
      }
    }
    .card-hover-effect {
      transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-hover-effect:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px -10px rgba(15, 23, 42, 0.12);
      border-color: #BFDBFE;
    }
    .badge-soft {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.8125rem;
      font-weight: 500;
    }