/* Plain document pages (help, thanks, 404) — the store voice, no feed. */
body { overflow: auto; }
.doc { max-width: 680px; margin: 0 auto; padding: 32px 20px 80px; }
.doc-top { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--paper); z-index: 5; }
.doc-top a.back { font-size: 14px; color: var(--mute); text-decoration: none; }
.doc-top a.back:hover { color: var(--ink); }
.doc h1 { font-size: 34px; letter-spacing: -0.04em; line-height: 1.1; margin: 16px 0 8px; font-weight: 800; }
.doc .lede { color: var(--ink-2); font-size: 17px; line-height: 1.55; margin: 0 0 28px; }
.doc nav.toc { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px; }
.doc nav.toc a { font-size: 13px; font-weight: 600; text-decoration: none; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); }
.doc nav.toc a:hover { border-color: var(--ink); }
.doc section { padding: 28px 0; border-top: 1px solid var(--line); scroll-margin-top: 70px; }
.doc h2 { font-size: 20px; letter-spacing: -0.02em; margin: 0 0 12px; font-weight: 750; }
.doc p, .doc li { font-size: 15px; line-height: 1.65; color: var(--ink-2); }
.doc p { margin: 0 0 12px; }
.doc ul { padding-left: 20px; margin: 0 0 12px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 4px 0 12px; font-variant-numeric: tabular-nums; }
.doc th, .doc td { text-align: left; padding: 8px 4px; border-bottom: 1px solid var(--line); }
.doc th { color: var(--mute); font-weight: 600; font-size: 12px; }
.doc .updated { font-size: 13px; color: var(--mute); margin-top: 32px; }
.center { min-height: 100dvh; display: grid; place-items: center; padding: 24px 16px; }
.note { max-width: 480px; }
.note h1 { font-size: 30px; letter-spacing: -0.04em; margin: 0 0 10px; line-height: 1.1; font-weight: 800; }
.note p { color: var(--ink-2); line-height: 1.6; margin: 0 0 14px; }
.note .primary { display: inline-flex; align-items: center; justify-content: center; padding: 0 24px; text-decoration: none; margin-top: 8px; }
.note .steps { margin: 20px 0 24px; }
.flag { background: #fff6d6; border: 1px solid #f0dd95; border-radius: 10px; padding: 12px 14px; font-size: 14px; line-height: 1.5; margin: 0 0 18px; color: #5c4a00; }