:root {
  color-scheme: light dark;
  --bg: #fafdff; --fg: #1e2b36; --muted: #5b7488;
  --rule: #d3e4f0; --link: #1c5f95; --card: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #10171d; --fg: #dde7ef; --muted: #91a7b8;
          --rule: #253544; --link: #79bdf0; --card: #161f27; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 17px/1.75 -apple-system, BlinkMacSystemFont, "Segoe UI",
        "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
.hd {
  border-bottom: 1px solid var(--rule); padding: 14px 20px;
  display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: baseline;
}
.brand { font-weight: 700; font-size: 18px; color: var(--fg); }
.crumb { color: var(--muted); font-size: 14px; }
main { max-width: 44rem; margin: 0 auto; padding: 24px 20px 8px; }
h1 { font-size: 28px; margin: 0 0 4px; }
h2 { font-size: 18px; margin: 32px 0 10px; color: var(--muted);
     font-weight: 600; }
.ver { color: var(--muted); margin: 0 0 24px; }
.muted { color: var(--muted); font-size: 14px; }
.verses p { margin: 0 0 14px; }
.verses .n {
  display: inline-block; min-width: 2.1em; margin-right: 2px;
  color: var(--muted); font-size: 13px; font-weight: 600;
  vertical-align: 2px; text-align: right;
}
.verses p:target { background: rgba(120,180,240,.18); border-radius: 4px; }
.app { margin: 32px 0 0; }
.app a {
  display: inline-block; padding: 10px 18px; border-radius: 999px;
  border: 1px solid var(--rule); background: var(--card);
}
.pn {
  display: flex; justify-content: space-between; gap: 16px;
  margin: 28px 0 0; padding-top: 18px; border-top: 1px solid var(--rule);
}
.pn a:only-child:last-child { margin-left: auto; }
.alt ul, .books { list-style: none; padding: 0; margin: 0; }
.alt li, .books li { margin: 0 0 8px; }
.grid {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 8px;
  grid-template-columns: repeat(auto-fill, minmax(3.2rem, 1fr));
}
.grid a {
  display: block; text-align: center; padding: 9px 0;
  border: 1px solid var(--rule); border-radius: 8px; background: var(--card);
}
footer {
  max-width: 44rem; margin: 40px auto 0; padding: 20px;
  border-top: 1px solid var(--rule); color: var(--muted); font-size: 14px;
}