/* roulang page: index */
:root {
      --brand-primary: #1E3A8A;
      --brand-accent: #2563EB;
      --brand-cyan: #06B6D4;
      --bg-light: #F8FAFC;
      --card-border: rgba(226, 232, 240, 0.85);
      --card-shadow: 0 10px 30px -10px rgba(30, 58, 138, 0.08);
      --card-shadow-hover: 0 20px 40px -15px rgba(30, 58, 138, 0.16);
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      background-color: var(--bg-light);
      color: #334155;
      overflow-x: hidden;
    }
    .brand-gradient {
      background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 50%, #06B6D4 100%);
    }
    .brand-gradient-text {
      background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 60%, #06B6D4 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .card-base {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      box-shadow: var(--card-shadow);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-base:hover {
      transform: translateY(-4px);
      box-shadow: var(--card-shadow-hover);
      border-color: rgba(59, 130, 246, 0.4);
    }
    .pill-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.375rem;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.8125rem;
      font-weight: 600;
      line-height: 1.25rem;
      background: rgba(37, 99, 235, 0.08);
      color: #1D4ED8;
      border: 1px solid rgba(37, 99, 235, 0.18);
    }
    .pill-badge-cyan {
      background: rgba(6, 182, 212, 0.1);
      color: #0E7490;
      border: 1px solid rgba(6, 182, 212, 0.25);
    }
    .pill-badge-amber {
      background: rgba(245, 158, 11, 0.1);
      color: #B45309;
      border: 1px solid rgba(245, 158, 11, 0.25);
    }
    .custom-scrollbar::-webkit-scrollbar {
      height: 6px;
    }
    .custom-scrollbar::-webkit-scrollbar-thumb {
      background: #CBD5E1;
      border-radius: 4px;
    }
    details > summary {
      list-style: none;
    }
    details > summary::-webkit-details-marker {
      display: none;
    }
    details[open] summary svg {
      transform: rotate(180deg);
    }