/* roulang page: index */
:root {
      --primary: #00D285;
      --primary-hover: #05B070;
      --bg-dark: #0F141C;
      --bg-card-dark: #1E2633;
      --text-main: #0F172A;
      --text-muted: #475569;
      --border-color: #E2E8F0;
    }
    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text-main);
      background-color: #FFFFFF;
      overflow-x: hidden;
    }
    .countdown-ring {
      stroke-dasharray: 283;
      stroke-dashoffset: 60;
      transform: rotate(-90deg);
      transform-origin: 50% 50%;
    }
    .hero-grid-pattern {
      background-size: 32px 32px;
      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);
    }
    .flight-path-border {
      position: relative;
    }
    .flight-path-border::after {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0; height: 2px;
      background: linear-gradient(90deg, transparent, #00D285, transparent);
    }