:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --bg-sidebar: #fafbfc;
  --text: #1b1d22;
  --muted: #5f6673;
  --border: #e4e6eb;
  --accent: #5b3df5;
  --accent-soft: #efebff;
  --code-bg: #0f1220;
  --code-text: #e6e8ef;
  --inline-code-bg: #f0f1f4;
  --hint-bg: #f2f4ff;
  --hint-border: #5b3df5;
  --warn-bg: #fff7e6;
  --warn-border: #d97706;
  --post: #15803d;
  --get: #1d4ed8;
  --put: #b45309;
  --delete: #b91c1c;
  --ok: #15803d;
  --client-err: #b45309;
  --server-err: #b91c1c;
  --on-method: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111318; --bg-soft: #181b22; --bg-sidebar: #14171d; --text: #e7e9ee; --muted: #9ba2ae;
    --border: #262a33; --accent: #9d8cff; --accent-soft: #231f3d; --code-bg: #0b0d14; --code-text: #e6e8ef;
    --inline-code-bg: #20242d; --hint-bg: #1a1c2e; --hint-border: #9d8cff; --warn-bg: #2a2112; --warn-border: #f59e0b;
    --post: #4ade80; --get: #60a5fa; --put: #fbbf24; --delete: #f87171;
    --ok: #4ade80; --client-err: #fbbf24; --server-err: #f87171; --on-method: #0b0d14;
  }
}
:root[data-theme="dark"] {
  --bg: #111318; --bg-soft: #181b22; --bg-sidebar: #14171d; --text: #e7e9ee; --muted: #9ba2ae;
  --border: #262a33; --accent: #9d8cff; --accent-soft: #231f3d; --code-bg: #0b0d14; --code-text: #e6e8ef;
  --inline-code-bg: #20242d; --hint-bg: #1a1c2e; --hint-border: #9d8cff; --warn-bg: #2a2112; --warn-border: #f59e0b;
  --post: #4ade80; --get: #60a5fa; --put: #fbbf24; --delete: #f87171;
  --ok: #4ade80; --client-err: #fbbf24; --server-err: #f87171; --on-method: #0b0d14;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  height: 56px; padding: 0 16px;
  background: var(--bg); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 17px; }
.brand:hover { text-decoration: none; }
.badge { font-size: 12px; font-weight: 600; color: var(--accent); background: var(--accent-soft); padding: 2px 8px; border-radius: 999px; }
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--border);
  background: transparent; color: var(--muted); cursor: pointer;
}
.theme-toggle:hover { color: var(--text); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-link { color: var(--muted); font-size: 14px; font-weight: 600; }
.topbar-link:hover { color: var(--text); text-decoration: none; }

.layout { display: flex; }
.sidebar {
  position: sticky; top: 56px; flex: none;
  width: 280px; height: calc(100vh - 56px); overflow-y: auto;
  padding: 20px 12px 40px; background: var(--bg-sidebar); border-right: 1px solid var(--border);
}
.nav-section { margin-bottom: 18px; }
.nav-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); padding: 0 10px 6px; }
.nav-section ul { list-style: none; margin: 0; padding: 0; }
.nav-section a { display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 6px; color: var(--text); font-size: 14px; }
.nav-section a:hover { background: var(--bg-soft); text-decoration: none; }
.nav-section a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

.m { display: inline-block; min-width: 44px; text-align: center; font: 700 11px/18px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; border-radius: 4px; padding: 0 4px; color: var(--on-method); }
.m.post { background: var(--post); }
.m.get { background: var(--get); }
.m.put { background: var(--put); }
.m.delete { background: var(--delete); }

.content { flex: 1; min-width: 0; padding: 32px 48px 48px; }
article { max-width: 860px; }
.mobile-nav { display: none; }

h1 { font-size: 30px; line-height: 1.25; margin: 0 0 12px; }
h2 { font-size: 21px; margin: 36px 0 12px; padding-top: 12px; border-top: 1px solid var(--border); }
h3 { font-size: 16px; margin: 24px 0 8px; }
p, ul, ol { margin: 0 0 14px; }
li { margin-bottom: 6px; }
.lead { font-size: 17px; color: var(--muted); }

code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }
:not(pre) > code { background: var(--inline-code-bg); padding: 1px 6px; border-radius: 4px; overflow-wrap: anywhere; }

.endpoint { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 8px 0 18px; padding: 10px 14px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 8px; }
.endpoint code { font-size: 15px; background: none; padding: 0; }

.hint, .warn { margin: 16px 0; padding: 12px 16px; border-left: 3px solid var(--hint-border); background: var(--hint-bg); border-radius: 0 8px 8px 0; }
.warn { border-left-color: var(--warn-border); background: var(--warn-bg); }
.hint p:last-child, .warn p:last-child { margin-bottom: 0; }

.table-wrap { overflow-x: auto; margin: 0 0 16px; border: 1px solid var(--border); border-radius: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; vertical-align: top; padding: 9px 12px; border-bottom: 1px solid var(--border); }
th { background: var(--bg-soft); font-weight: 600; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td:first-child { white-space: nowrap; }

.code-badge { display: inline-block; font: 600 12px/20px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; padding: 0 6px; border-radius: 4px; border: 1px solid currentColor; }
.code-badge.c2 { color: var(--ok); }
.code-badge.c4 { color: var(--client-err); }
.code-badge.c5 { color: var(--server-err); }

pre.code {
  position: relative; margin: 0 0 16px; padding: 14px 16px;
  background: var(--code-bg); color: var(--code-text);
  border-radius: 8px; overflow-x: auto; font-size: 13px; line-height: 1.55;
}
pre.code[data-title]::before { content: attr(data-title); display: block; margin: -4px 0 8px; font: 600 11px/1 system-ui, sans-serif; text-transform: uppercase; letter-spacing: .05em; color: #8a90a0; }
pre.code .copy {
  position: absolute; top: 8px; right: 8px; padding: 3px 8px; border-radius: 6px;
  border: 1px solid #2c3142; background: #191d2b; color: #c3c8d4; font: 12px system-ui, sans-serif; cursor: pointer; opacity: 0;
}
pre.code:hover .copy, pre.code .copy:focus { opacity: 1; }

.tabs { margin: 0 0 16px; }
.tab-buttons { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: -1px; }
.tab-buttons button {
  padding: 6px 12px; border: 1px solid var(--border); border-bottom: 0; border-radius: 8px 8px 0 0;
  background: var(--bg-soft); color: var(--muted); font: 600 13px system-ui, sans-serif; cursor: pointer;
}
.tab-buttons button.active { background: var(--code-bg); color: var(--code-text); border-color: var(--code-bg); }
.tabs pre.code { border-top-left-radius: 0; }
.tabs.js > pre.code { display: none; }
.tabs.js > pre.code.active { display: block; }

.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li { counter-increment: step; position: relative; padding-left: 40px; margin-bottom: 12px; }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 26px; height: 26px; border-radius: 50%; background: var(--accent-soft); color: var(--accent);
  font-weight: 700; font-size: 13px; display: flex; align-items: center; justify-content: center;
}

.pager { display: flex; justify-content: space-between; gap: 16px; max-width: 860px; margin-top: 48px; }
.pager a { flex: 1; max-width: 50%; padding: 12px 16px; border: 1px solid var(--border); border-radius: 8px; color: var(--text); }
.pager a:hover { border-color: var(--accent); text-decoration: none; }
.pager small { display: block; color: var(--muted); font-size: 12px; }
.pager .next { text-align: right; margin-left: auto; }
.footer { max-width: 860px; margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--border); color: var(--muted); font-size: 13px; }

@media (max-width: 900px) {
  .sidebar { display: none; }
  .content { padding: 20px 16px 40px; }
  .mobile-nav { display: block; margin-bottom: 20px; border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; background: var(--bg-sidebar); }
  .mobile-nav summary { cursor: pointer; font-weight: 600; }
  .mobile-nav .nav-section:first-of-type { margin-top: 12px; }
  h1 { font-size: 25px; }
  .pager a { max-width: none; }
}