:root {
  --bg: #fbf8f3;
  --fg: #1f2933;
  --muted: #667085;
  --accent: #0f766e;
  --card: #ffffff;
  --line: #e7e1d6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14181c;
    --fg: #e8ecef;
    --muted: #9aa5b1;
    --accent: #2dd4bf;
    --card: #1d2329;
    --line: #2d353d;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.7 "Vazirmatn", system-ui, -apple-system, "Segoe UI", sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px 64px; }
header.site { padding: 20px 0; display: flex; justify-content: space-between; align-items: baseline; }
header.site a { color: var(--fg); text-decoration: none; font-weight: 700; }
a { color: var(--accent); }
h1 { font-size: 2rem; line-height: 1.2; margin: 24px 0 8px; }
h2 { margin-top: 40px; }
.fa { font-family: "Vazirmatn", "Noto Naskh Arabic", serif; direction: rtl; unicode-bidi: isolate; }
.lead { color: var(--muted); font-size: 1.1rem; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 12px 0;
}
a.card { display: block; text-decoration: none; color: inherit; }
a.card:hover { border-color: var(--accent); }
a.card .num { color: var(--accent); font-weight: 700; font-size: .85rem; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: start; }
td.fa, th.fa { text-align: end; font-size: 1.3rem; }
.swatch { display: inline-block; width: 1em; height: 1em; border-radius: 50%; border: 1px solid var(--line); vertical-align: -2px; margin-inline-end: 8px; }
.builder { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.builder label { font-size: .85rem; color: var(--muted); display: block; }
.builder select { width: 100%; padding: 8px; font-size: 1rem; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--fg); }
.result { text-align: center; padding: 24px 12px; }
.result .fa { font-size: 2.2rem; }
.result .tr { font-size: 1.15rem; color: var(--accent); }
.result .en { color: var(--muted); }
.note { border-inline-start: 4px solid var(--accent); padding: 4px 16px; background: var(--card); border-radius: 8px; }
nav.pager { display: flex; justify-content: space-between; margin-top: 48px; }