* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  min-height: 100%;
  background: #fff;
  color: #1a1a1a;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px 16px calc(24px + env(safe-area-inset-bottom));
}
.header {
  padding: 8px 0 16px;
  border-bottom: 1px solid #eee;
  margin-bottom: 16px;
}
.header h1 {
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
}
#content {
  font-size: 16px;
  line-height: 1.7;
  word-wrap: break-word;
}
#content img { max-width: 100%; height: auto; }
#content h1, #content h2, #content h3 { line-height: 1.4; margin: 1em 0 0.5em; }
#content p { margin: 0.6em 0; }
#content a { color: #6c5ce7; word-break: break-all; }
#content ul, #content ol { padding-left: 1.4em; margin: 0.6em 0; }
.state {
  padding: 64px 16px;
  text-align: center;
  color: #9aa0a6;
  font-size: 15px;
}
.hidden { display: none !important; }