/* Typography and spacing carry the hierarchy; containers stay flat. */
:root {
  color-scheme: light;
  --paper: #fdfcf9;
  --ink: #242824;
  --muted: #62685f;
  --rule: #dcded5;
  --link: #315c3e;
  --marker: #deedb7;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.9;
  overflow-wrap: anywhere;
}
a { color: var(--link); text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:hover { color: #173421; text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--link); outline-offset: 5px; }
.shell { width: min(100% - 48px, 960px); margin-inline: auto; }
.site-header { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 24px; padding-block: 23px; border-bottom: 1px solid var(--rule); }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; }
.breadcrumb a { color: var(--ink); text-decoration: none; font-size: 15px; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .site-name { font-weight: 600; }
.separator { color: var(--muted); }
.status { margin: 0; color: var(--muted); font-size: 13px; }
main { padding-block: 64px 76px; }
.reading { max-width: 660px; }
h1 { margin: 0 0 24px; font-size: clamp(29px, 4vw, 38px); line-height: 1.5; font-weight: 600; letter-spacing: 0; }
.product-title { margin-bottom: 30px; font-size: clamp(40px, 7vw, 64px); line-height: 1.25; letter-spacing: -.035em; }
.product-title span { background: linear-gradient(transparent 80%, var(--marker) 80%, var(--marker) 95%, transparent 95%); }
.kicker { margin: 0 0 16px; font-size: 14px; color: var(--muted); }
.lead { margin: 0 0 32px; font-size: 19px; line-height: 1.9; }
p { margin: 0 0 18px; }
h2 { margin: 40px 0 12px; font-size: 18px; line-height: 1.7; font-weight: 600; }
ul { margin: 0; padding-left: 1.25em; }
li { padding-left: .25em; margin-block: 5px; }
.preparation { color: var(--muted); font-size: 14px; }
.page-links { margin-top: 44px; }
.page-links ul { padding: 0; list-style: none; }
.page-links li { padding: 0; margin: 0; border-bottom: 1px solid var(--rule); }
.page-links li:first-child { border-top: 1px solid var(--rule); }
.page-links a { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; padding-block: 16px; }
.page-links .description { color: var(--muted); font-size: 14px; text-align: right; }
.site-footer { border-top: 1px solid var(--rule); padding-block: 24px 32px; font-size: 13px; color: var(--muted); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 4px 24px; margin-bottom: 20px; }
.footer-nav a { display: inline-flex; align-items: center; min-height: 44px; }
.footer-nav a[aria-current="page"] { color: var(--ink); text-decoration: none; font-weight: 600; }
.site-footer p { margin: 0; }
@media (max-width: 600px) {
  .shell { width: calc(100% - 40px); }
  .site-header { padding-block: 17px; }
  main { padding-block: 40px 52px; }
  .lead { font-size: 17px; }
  .page-links a { flex-direction: column; gap: 0; }
  .page-links .description { text-align: left; }
}