/* roulang page: index */
:root {
      --primary-color: #0A5C36;
      --accent-color: #CCFF00;
      --navy-color: #1E3A8A;
      --bg-dark: #081C15;
      --bg-card: #FFFFFF;
      --text-main: #0F172A;
      --text-muted: #475569;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: #F8FAFC;
    }
    .hero-glow-mask {
      background: radial-gradient(circle at 50% 20%, rgba(204, 255, 0, 0.18) 0%, rgba(10, 92, 54, 0.85) 65%, rgba(8, 28, 21, 0.98) 100%);
    }
    .court-grid-pattern {
      background-size: 40px 40px;
      background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    }
    .data-indicator-glow {
      box-shadow: 0 0 15px rgba(204, 255, 0, 0.4);
    }