/* roulang page: index */
:root {
      --pitch-dark: #0A1912;
      --field-turf: #15803D;
      --signal-lime: #84CC16;
      --studio-bg: #F8FAFC;
    }
    body {
      background-color: #F8FAFC;
      color: #1E293B;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      overflow-x: hidden;
    }
    .radar-grid-bg {
      background-image: radial-gradient(rgba(132, 204, 22, 0.12) 1px, transparent 0);
      background-size: 24px 24px;
    }
    .scanline-effect {
      background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(132,204,22,0.08) 50%, rgba(255,255,255,0) 100%);
      background-size: 100% 8px;
    }