:root {
  --paper: #fbf8f2;
  --surface: #ffffff;
  --ink: #1e2522;
  --muted: #5c6661;
  --line: #e4ded3;
  --brand: #315e4b;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #141816;
    --surface: #1c211f;
    --ink: #eef0ec;
    --muted: #a9b2ad;
    --line: #2d3430;
    --brand: #7fb89c;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--brand); }
.top, main, .bottom { max-width: 760px; margin: 0 auto; padding: 0 16px; }
.top { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; justify-content: space-between; padding-top: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 20px; color: var(--ink); text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 15px; }
main { padding-top: 8px; padding-bottom: 32px; }
h1 { font-size: 28px; line-height: 1.25; margin: 24px 0 8px; }
h2 { font-size: 20px; line-height: 1.3; margin: 32px 0 8px; }
.updated { color: var(--muted); font-size: 14px; margin-top: 0; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; margin: 16px 0; }
.table-wrap { overflow-x: auto; margin: 12px 0; }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
th { font-weight: 600; }
.bottom { color: var(--muted); font-size: 13px; padding-top: 16px; padding-bottom: 32px; border-top: 1px solid var(--line); }
.bottom p { margin: 2px 0; }
label.check { display: flex; gap: 10px; align-items: flex-start; margin: 16px 0 20px; }
label.check input { width: 22px; height: 22px; margin-top: 3px; flex: none; }
.button { min-height: 48px; padding: 0 24px; border: 0; border-radius: 24px; background: var(--brand); color: #fff; font-size: 17px; font-weight: 700; cursor: pointer; }
.button[disabled] { opacity: .6; }
@media (prefers-color-scheme: dark) { .button { color: #0f1412; } }