/* roulang page: index */
:root {
      --color-primary: #0F2F38;
      --color-accent: #059669;
      --color-accent-hover: #10B981;
      --color-bg-light: #F8FAFC;
      --color-surface: #FFFFFF;
      --color-dark: #0A1F26;
      --color-text-main: #1E293B;
      --color-text-muted: #64748B;
      --color-border: #E2E8F0;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--color-bg-light);
      color: var(--color-text-main);
      line-height: 1.65;
    }
    .custom-shadow {
      box-shadow: 0 10px 30px -5px rgba(15, 47, 56, 0.06), 0 4px 6px -2px rgba(15, 47, 56, 0.03);
    }
    .hover-lift {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .hover-lift:hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 25px -5px rgba(15, 47, 56, 0.1), 0 10px 10px -5px rgba(15, 47, 56, 0.04);
    }
    details summary::-webkit-details-marker {
      display:none;
    }