/* roulang page: index */
:root {
      --color-primary: #FF5A1F;
      --color-primary-hover: #E04810;
      --color-accent: #10B981;
      --color-dark: #0F141C;
      --color-dark-surface: #171F2C;
      --color-slate-bg: #F8FAFC;
      --color-card-border: #E2E8F0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: #1E293B;
      background-color: #FFFFFF;
      overflow-x: hidden;
    }
    .hero-bg-overlay {
      background: linear-gradient(135deg, rgba(15, 20, 28, 0.94) 0%, rgba(23, 31, 44, 0.88) 100%);
    }
    .metric-badge {
      box-shadow: 0 4px 20px -2px rgba(255, 90, 31, 0.25);
    }
    .coupon-ticket {
      background: radial-gradient(circle at left, transparent 10px, #ffffff 11px), radial-gradient(circle at right, transparent 10px, #ffffff 11px);
      background-size: 100% 100%;
      background-repeat: no-repeat;
    }