/* roulang page: index */
:root {
      --primary-color: #FF5722;
      --secondary-color: #0052CC;
      --accent-color: #10B981;
      --dark-slate: #0F172A;
      --body-text: #334155;
      --muted-text: #64748B;
      --card-border: #E2E8F0;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--body-text);
      background-color: #F8FAFC;
      overflow-x: hidden;
    }
    /* 活力品牌斜切视效 */
    .slant-hero {
      clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
    }
    @media (min-width: 768px) {
      .slant-hero {
        clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
      }
    }
    .text-shadow-md {
      text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    }