/* roulang page: index */
:root {
      --primary: #0F5A47;
      --primary-dark: #0A251D;
      --accent: #FF7A00;
      --bg-light: #F8FAFC;
      --text-main: #1E293B;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: var(--bg-light);
    }
    .pitch-grid {
      background-image: linear-gradient(rgba(15, 90, 71, 0.05) 1px, transparent 1px),
                        linear-gradient(90deg, rgba(15, 90, 71, 0.05) 1px, transparent 1px);
      background-size: 32px 32px;
    }
    .pitch-dark-grid {
      background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
                        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
      background-size: 32px 32px;
    }
    .card-shadow {
      box-shadow: 0 4px 20px -2px rgba(15, 90, 71, 0.06);
    }
    .card-shadow-hover {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-shadow-hover:hover {
      box-shadow: 0 12px 28px -4px rgba(15, 90, 71, 0.12);
      transform: translateY(-3px);
    }