body{margin:0;background:
      radial-gradient(circle at 15% -10%, rgba(0,113,227,.14), transparent 30rem),
      radial-gradient(circle at 95% 15%, rgba(125,95,255,.12), transparent 32rem),
      var(--bg);color:var(--text);
      font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","PingFang SC","Microsoft YaHei",Inter,Arial,sans-serif;
      line-height:1.65;letter-spacing:.005em}