/* roulang page: index */
:root {
      --primary: #1d4ed8;
      --primary-hover: #1e40af;
      --secondary: #0284c7;
      --accent: #0d9488;
      --bg-white: #ffffff;
      --bg-light: #f8fafc;
      --text-main: #0f172a;
      --text-body: #334155;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.05), 0 1px 3px 0 rgba(15, 23, 42, 0.03);
      --shadow-hover: 0 20px 30px -10px rgba(29, 78, 216, 0.12), 0 4px 6px -2px rgba(15, 23, 42, 0.04);
    }
    body {
      font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
      color: var(--text-body);
      background-color: var(--bg-white);
      -webkit-font-smoothing: antialiased;
    }
    .card-hover {
      box-shadow: var(--shadow-card);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .card-hover:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: #93c5fd;
    }
    .badge-chip {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.8125rem;
      font-weight: 500;
    }