/* roulang page: index */
:root {
            --primary: #1E40AF;
            --secondary: #2563EB;
            --accent: #38BDF8;
            --bg-main: #F8FAFC;
            --text-dark: #0F172A;
            --text-muted: #475569;
        }
        body {
            background-color: var(--bg-main);
            color: var(--text-dark);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            scroll-behavior: smooth;
        }
        .bento-card {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 1rem;
            transition: all 0.25s ease-in-out;
        }
        .bento-card:hover {
            transform: translateY(-3px);
            border-color: #93C5FD;
            box-shadow: 0 16px 32px -4px rgba(30, 64, 175, 0.08);
        }
        .glass-nav {
            background-color: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
        }

/* roulang page: category2 */
:root {
      --primary: #1E40AF;
      --secondary: #2563EB;
      --accent: #38BDF8;
      --bg-main: #F8FAFC;
      --text-dark: #0F172A;
      --text-muted: #475569;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-dark);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      scroll-behavior: smooth;
    }
    .bento-card {
      background: #FFFFFF;
      border: 1px solid #E2E8F0;
      border-radius: 1rem;
      transition: all 0.25s ease-in-out;
    }
    .bento-card:hover {
      transform: translateY(-3px);
      border-color: #93C5FD;
      box-shadow: 0 16px 32px -4px rgba(30, 64, 175, 0.08);
    }
    .glass-nav {
      background-color: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
    }
    .tag-badge {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.65rem;
      font-size: 0.75rem;
      font-weight: 600;
      border-radius: 9999px;
    }