/* Inner content pages keep the homepage design system but use a calmer reading width. */
.doc-page { max-width: 900px; margin: 0 auto; padding: 76px 0 110px; }
.doc-page.wide { max-width: 1050px; }
.doc-page .doc-kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--brand); font-size: 10px; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.doc-page .doc-kicker::before { content: ""; width: 21px; height: 2px; border-radius: 4px; background: var(--accent); }
.doc-page h1 { max-width: 800px; margin: 14px 0 17px; font-size: clamp(40px, 6vw, 68px); line-height: .98; letter-spacing: -.075em; }
.doc-page .lead { max-width: 680px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.7; }
.doc-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 20px; color: var(--muted); font: 10px ui-monospace, SFMono-Regular, Menlo, monospace; }
.doc-layout { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 52px; align-items: start; margin-top: 60px; }
.doc-toc { position: sticky; top: 24px; display: grid; gap: 4px; }
.doc-toc strong { padding: 0 10px 9px; color: var(--faint); font-size: 9px; letter-spacing: .14em; }
.doc-toc a { padding: 8px 10px; border-radius: 8px; color: var(--muted); font-size: 11px; font-weight: 760; text-decoration: none; }
.doc-toc a:hover { color: var(--brand); background: var(--brand-soft); }
.prose { min-width: 0; }
.prose h2 { margin: 38px 0 10px; font-size: 25px; line-height: 1.12; letter-spacing: -.045em; }
.prose h3 { margin: 27px 0 7px; font-size: 16px; letter-spacing: -.02em; }
.prose p, .prose li { color: var(--muted); font-size: 14px; line-height: 1.8; }
.prose p { margin: 0 0 16px; }
.prose ul, .prose ol { margin: 10px 0 20px; padding-left: 22px; }
.prose li { margin: 7px 0; }
.prose strong { color: var(--ink); }
.prose a { color: var(--brand); font-weight: 700; }
.prose code { padding: 3px 5px; border-radius: 5px; background: var(--surface-soft); color: var(--brand); font: 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
.prose pre { overflow: auto; padding: 17px; border-radius: 12px; background: var(--surface-soft); color: var(--ink); font: 12px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace; }
.doc-callout { margin: 26px 0; padding: 20px 22px; border: 1px solid color-mix(in srgb, var(--brand) 22%, var(--line)); border-radius: 15px; background: var(--brand-soft); }
.doc-callout p { margin: 0; color: var(--ink); }
.doc-callout strong { color: var(--brand); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 38px; }
.simple-card { padding: 22px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); box-shadow: var(--shadow-sm); }
.simple-card h3 { margin: 16px 0 7px; font-size: 15px; }
.simple-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.simple-card .export-icon { width: 39px; height: 39px; display: grid; place-items: center; border-radius: 11px; color: var(--brand); background: var(--brand-soft); }
.simple-card .export-icon svg { width: 19px; height: 19px; }
.support-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-top: 36px; }
.support-card { padding: 22px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.support-card h2 { margin: 0 0 7px; font-size: 16px; letter-spacing: -.025em; }
.support-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.support-card a { display: inline-block; margin-top: 13px; color: var(--brand); font-size: 11px; font-weight: 800; text-decoration: none; }
.post-list { display: grid; gap: 14px; margin-top: 38px; }
.post-card { display: grid; grid-template-columns: 1fr auto; gap: 20px; padding: 24px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); text-decoration: none; }
.post-card:hover { border-color: var(--brand); box-shadow: var(--shadow-sm); }
.post-card h2 { margin: 0 0 7px; font-size: 18px; letter-spacing: -.035em; }
.post-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.post-card .post-meta { align-self: start; color: var(--faint); font: 10px ui-monospace, monospace; white-space: nowrap; }
.changelog-list { display: grid; gap: 15px; margin-top: 40px; }
.change-card { padding: 23px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.change-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.change-head h2 { margin: 0; font-size: 18px; letter-spacing: -.035em; }
.change-head span { color: var(--brand); font: 800 10px ui-monospace, monospace; }
.change-card p { color: var(--muted); font-size: 12px; line-height: 1.7; }
.breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin-bottom: 22px; color: var(--faint); font-size: 10px; }
.breadcrumbs a { color: var(--brand); text-decoration: none; font-weight: 760; }
.breadcrumbs span { color: var(--line); }
.error-page { min-height: 62vh; display: grid; place-items: center; text-align: center; }
.error-page h1 { margin-left: auto; margin-right: auto; }
.error-page .lead { margin-left: auto; margin-right: auto; }
@media (max-width: 820px) {
  .doc-page { width: min(var(--max), calc(100% - 32px)); padding: 56px 0 85px; }
  .doc-layout { grid-template-columns: 1fr; gap: 18px; margin-top: 40px; }
  .doc-toc { position: static; display: flex; flex-wrap: wrap; gap: 4px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
  .doc-toc strong { width: 100%; padding-bottom: 3px; }
  .card-grid, .support-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .doc-page h1 { font-size: 42px; }
  .post-card { grid-template-columns: 1fr; gap: 10px; }
  .post-card .post-meta { order: -1; }
}