:root {
  --bg: #ffffff;
  --fg: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --card: #f9fafb;
  --accent: #6366f1;
  --accent-fg: #ffffff;
  --code-bg: #f3f4f6;
  --get: #059669;
  --post: #2563eb;
  --put: #d97706;
  --patch: #7c3aed;
  --delete: #dc2626;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f19;
    --fg: #e5e7eb;
    --muted: #9ca3af;
    --border: #1f2937;
    --card: #111827;
    --code-bg: #1f2937;
    --get: #34d399;
    --post: #60a5fa;
    --put: #fbbf24;
    --patch: #a78bfa;
    --delete: #f87171;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; background: var(--code-bg); padding: 0.1em 0.35em; border-radius: 4px; }
pre { background: var(--code-bg); padding: 1rem; border-radius: 8px; overflow-x: auto; }
pre code { background: none; padding: 0; font-size: 0.85rem; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.9rem 1.5rem; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.brand { font-weight: 700; text-decoration: none; color: var(--fg); }
.top nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.top nav a { text-decoration: none; color: var(--muted); }
.top nav a[aria-current] { color: var(--fg); font-weight: 600; }
main { max-width: 960px; margin: 0 auto; padding: 2rem 1.5rem 4rem; }
section { margin-top: 3rem; }
h1 { font-size: 2.2rem; line-height: 1.2; margin: 0 0 0.5rem; }
h2 { font-size: 1.5rem; margin: 0 0 1rem; padding-bottom: 0.4rem; border-bottom: 1px solid var(--border); }
h3 { font-size: 1.1rem; margin: 0 0 0.4rem; }
.hero p { max-width: 640px; }
.cta { display: flex; gap: 0.75rem; flex-wrap: wrap; margin: 1.2rem 0; }
.btn { display: inline-block; padding: 0.6rem 1.1rem; border-radius: 8px; border: 1px solid var(--border); text-decoration: none; color: var(--fg); background: var(--card); }
.btn.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.meta, .muted { color: var(--muted); font-size: 0.9rem; }
.note { border-left: 3px solid var(--accent); padding: 0.4rem 0.8rem; background: var(--card); font-size: 0.95rem; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.5rem; }
.steps li { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1.2rem 1.4rem; }
table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: 0.95rem; }
th, td { text-align: left; padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.03em; }
.tablewrap { overflow-x: auto; }
details { border: 1px solid var(--border); border-radius: 10px; padding: 0.6rem 1rem; margin-bottom: 0.8rem; background: var(--card); }
summary { cursor: pointer; }
.m { display: inline-block; min-width: 3.6em; text-align: center; font-size: 0.75rem; font-weight: 700; padding: 0.15rem 0.4rem; border-radius: 4px; color: #fff; }
.m.get { background: var(--get); } .m.post { background: var(--post); } .m.put { background: var(--put); } .m.patch { background: var(--patch); } .m.delete { background: var(--delete); }
.pill { font-size: 0.7rem; padding: 0.1rem 0.4rem; border-radius: 999px; background: var(--code-bg); color: var(--muted); }
.changelog article { border-left: 3px solid var(--accent); padding: 0.2rem 0 0.2rem 1rem; margin-bottom: 2rem; }
.changelog time { color: var(--muted); font-size: 0.9rem; }
footer { border-top: 1px solid var(--border); padding: 1.5rem; text-align: center; color: var(--muted); font-size: 0.9rem; }

/* ---- docs layout (sidebar + content), added 2026-09 ---- */
.layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 2rem; max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.layout > main { max-width: 900px; margin: 0; padding: 2rem 0 4rem; min-width: 0; }
.side { padding: 2rem 0; border-right: 1px solid var(--border); }
.side nav { position: sticky; top: 1rem; display: flex; flex-direction: column; gap: 0.15rem; font-size: 0.93rem; }
.side .side-title { margin: 1rem 0 0.3rem; color: var(--muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
.side .side-title:first-child { margin-top: 0; }
.side nav a { color: var(--fg); text-decoration: none; padding: 0.3rem 0.6rem; border-radius: 6px; }
.side nav a:hover { background: var(--card); }
.side nav a[aria-current] { background: var(--card); color: var(--accent); font-weight: 600; }
@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; gap: 0; }
  .side { border-right: 0; border-bottom: 1px solid var(--border); padding: 1rem 0; }
  .side nav { position: static; flex-direction: row; flex-wrap: wrap; gap: 0.3rem; }
  .side .side-title { width: 100%; margin: 0.5rem 0 0.2rem; }
}
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.card { display: block; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1.1rem 1.2rem; text-decoration: none; color: var(--fg); }
.card:hover { border-color: var(--accent); }
.card h3 { margin: 0 0 0.3rem; color: var(--accent); }
.card p { margin: 0; color: var(--muted); font-size: 0.93rem; }
.faq details { margin-bottom: 0.6rem; }
.faq summary { font-weight: 600; }
.on-this-page { font-size: 0.9rem; margin: 0 0 1.5rem; padding: 0.6rem 0.9rem; background: var(--card); border: 1px solid var(--border); border-radius: 10px; }
.on-this-page ul { margin: 0.3rem 0 0; padding-left: 1.2rem; }
.status { display: inline-block; font-size: 0.75rem; font-weight: 700; padding: 0.1rem 0.45rem; border-radius: 4px; color: #fff; background: var(--muted); }
.status.s4 { background: var(--put); } .status.s5 { background: var(--delete); } .status.s2 { background: var(--get); }