/* Cardvera API docs — self-contained. Dark-first; light via html[data-mode="light"].
   Code rail always dark (readme.io convention). Layout: sidebar · prose · sticky code. */
:root {
  --accent: oklch(0.78 0.16 152);
  --accent-ink: oklch(0.22 0.08 152);
  --ok: oklch(0.78 0.16 152);
  --ok-soft: oklch(0.78 0.16 152 / 0.14);
  --warn: oklch(0.82 0.15 78);
  --warn-soft: oklch(0.82 0.15 78 / 0.14);
  --alert: oklch(0.7 0.19 24);
  --alert-soft: oklch(0.7 0.19 24 / 0.14);
  --info: oklch(0.78 0.12 240);
  --info-soft: oklch(0.78 0.12 240 / 0.12);
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --r-1: 4px; --r-2: 8px; --r-3: 12px; --r-pill: 999px;
  --sidebar-w: 264px; --code-w: 46%;
  --code-bg: #0d1220; --code-bg-2: #070b14; --code-ink: #d6dbe6;
  --code-line: rgba(255,255,255,0.08); --code-muted: #7b849a;
}
html[data-mode="dark"] {
  --bg: #0A0E16; --bg-elev: #11161F; --bg-elev-2: #161C28;
  --line: rgba(255,255,255,0.08); --line-strong: rgba(255,255,255,0.15);
  --ink: #ECEEF1; --ink-2: #B8BEC9; --ink-3: #7A8294; --ink-4: #4B5365;
  --inline-bg: rgba(255,255,255,0.08);
}
html[data-mode="light"] {
  --bg: #F7F8FA; --bg-elev: #FFFFFF; --bg-elev-2: #F0F2F5;
  --line: rgba(10,14,22,0.09); --line-strong: rgba(10,14,22,0.16);
  --ink: #0A0E16; --ink-2: #2B3140; --ink-3: #5B6377; --ink-4: #9AA1B0;
  --inline-bg: rgba(10,14,22,0.06);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { font-family: var(--sans); background: var(--bg); color: var(--ink);
  -webkit-font-smoothing: antialiased; line-height: 1.6; letter-spacing: -0.003em; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, kbd { font-family: var(--mono); }

/* Topbar */
.topbar { position: sticky; top: 0; z-index: 60; height: 56px; display: flex; align-items: center;
  gap: 16px; padding: 0 20px; border-bottom: 1px solid var(--line);
  background: color-mix(in oklch, var(--bg) 82%, transparent); backdrop-filter: blur(14px) saturate(140%); }
.wordmark { display: inline-flex; align-items: center; gap: 9px; font-weight: 600; font-size: 16px;
  letter-spacing: -0.02em; color: var(--ink); }
.wordmark:hover { text-decoration: none; }
.wordmark .mark { position: relative; width: 23px; height: 19px; border: 1.5px solid var(--ink);
  border-radius: 4px; flex-shrink: 0; }
.wordmark .mark::after { content: ""; position: absolute; left: 3px; top: 3px; width: 7px; height: 6px;
  background: var(--accent); border-radius: 1.5px; }
.docs-tag { font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  border: 1px solid var(--line-strong); border-radius: var(--r-pill); padding: 1px 8px; }
.topbar-spacer { flex: 1; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.tb-link { font-family: var(--mono); font-size: 13px; color: var(--ink-2); }
.baseurl { font-family: var(--mono); font-size: 11px; color: var(--ink-3); display: none;
  align-items: center; gap: 6px; }
.baseurl b { color: var(--ink-2); font-weight: 500; }
.dot-live { width: 6px; height: 6px; border-radius: 50%; background: var(--ok);
  box-shadow: 0 0 0 3px var(--ok-soft); flex-shrink: 0; }
.icon-btn { background: none; border: 1px solid var(--line-strong); border-radius: var(--r-pill);
  color: var(--ink-3); font-family: var(--mono); font-size: 11px; padding: 4px 10px; cursor: pointer; }
.icon-btn:hover { color: var(--ink); border-color: var(--ink-3); }
.nav-toggle { display: none; }
@media (min-width: 900px) { .baseurl { display: flex; } }

/* Shell */
.shell { display: grid; grid-template-columns: var(--sidebar-w) 1fr; align-items: start; }
.sidebar { position: sticky; top: 56px; height: calc(100vh - 56px); overflow-y: auto;
  border-right: 1px solid var(--line); padding: 20px 12px 60px 20px; }
.sidebar h4 { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--ink-4); margin: 20px 0 8px; }
.sidebar h4:first-child { margin-top: 0; }
.sidebar a { display: block; font-size: 13.5px; color: var(--ink-2); padding: 5px 10px;
  border-radius: var(--r-1); border-left: 2px solid transparent; }
.sidebar a:hover { color: var(--ink); background: var(--bg-elev); text-decoration: none; }
.sidebar a.active { color: var(--accent); border-left-color: var(--accent);
  background: color-mix(in oklch, var(--accent) 8%, transparent); }
.content { min-width: 0; padding: 0 0 120px; }

/* Section: prose | code */
.doc-section { display: grid; grid-template-columns: 1fr var(--code-w); gap: 40px;
  padding: 40px 40px 12px; border-bottom: 1px solid var(--line); align-items: start; }
.doc-section > .prose { min-width: 0; }
.doc-section > .rail { min-width: 0; position: sticky; top: 76px; }
.doc-section.full { grid-template-columns: 1fr; }
.doc-section.full > .prose { max-width: 860px; }

/* Prose */
.prose h2 { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 4px; scroll-margin-top: 72px; }
.prose h3 { font-size: 17px; font-weight: 600; margin: 30px 0 8px; scroll-margin-top: 72px; }
.eyebrow { font-family: var(--mono); font-size: 12px; color: var(--accent); text-transform: uppercase;
  letter-spacing: 0.08em; margin-bottom: 10px; }
.prose p { color: var(--ink-2); margin: 12px 0; }
.prose ul, .prose ol { color: var(--ink-2); margin: 12px 0; padding-left: 22px; }
.prose li { margin: 6px 0; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { font-weight: 500; }
.prose code { background: var(--inline-bg); border-radius: var(--r-1); padding: 1px 5px; font-size: 0.86em; color: var(--ink); }
.prose h2 + p { font-size: 16px; }
.prose table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 13.5px; }
.prose th { text-align: left; font-family: var(--mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--ink-4); border-bottom: 1px solid var(--line-strong);
  padding: 8px 14px 8px 0; font-weight: 500; }
.prose td { color: var(--ink-2); border-bottom: 1px solid var(--line); padding: 9px 14px 9px 0; vertical-align: top; }
.prose td code { white-space: nowrap; }
.prose td:last-child code, .prose td.wrap code { white-space: normal; }
.callout { border: 1px solid var(--line-strong); border-left-width: 3px; border-radius: var(--r-2);
  padding: 12px 16px; margin: 18px 0; font-size: 14px; color: var(--ink-2); background: var(--bg-elev); }
.callout.note { border-left-color: var(--info); }
.callout.warn { border-left-color: var(--warn); }
.callout.danger { border-left-color: var(--alert); }
.callout .cta { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em;
  display: block; margin-bottom: 4px; }
.callout.note .cta { color: var(--info); }
.callout.warn .cta { color: var(--warn); }
.callout.danger .cta { color: var(--alert); }
.badge { font-family: var(--mono); font-size: 11px; font-weight: 600; border-radius: var(--r-1);
  padding: 2px 7px; letter-spacing: 0.02em; }
.badge.get { background: var(--info-soft); color: var(--info); }
.badge.post { background: var(--ok-soft); color: var(--ok); }
.endpoint { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 6px 0;
  font-family: var(--mono); font-size: 14px; color: var(--ink); }
.status-ok { color: var(--ok); } .status-bad { color: var(--alert); } .status-warn { color: var(--warn); }

/* Code panels (always dark) */
.code-group { background: var(--code-bg); border: 1px solid var(--code-line); border-radius: var(--r-3);
  overflow: hidden; box-shadow: 0 8px 24px -14px rgba(0,0,0,0.6); margin: 0 0 20px; }
.code-head { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: var(--code-bg-2);
  border-bottom: 1px solid var(--code-line); }
.code-title { font-family: var(--mono); font-size: 12px; color: var(--code-muted); flex: 1;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.code-title b { color: var(--code-ink); font-weight: 500; }
.lang-label { font-family: var(--mono); font-size: 11px; color: var(--code-muted); }
.copy-btn { background: none; border: 1px solid var(--code-line); border-radius: var(--r-1);
  color: var(--code-muted); font-family: var(--mono); font-size: 11px; padding: 3px 8px; cursor: pointer; }
.copy-btn:hover { color: var(--code-ink); border-color: var(--code-muted); }
.copy-btn.copied { color: var(--accent); border-color: var(--accent); }
.code-group pre { margin: 0; padding: 14px 16px; overflow-x: auto; font-size: 12.5px; line-height: 1.65;
  color: var(--code-ink); tab-size: 2; }
.code-group pre::-webkit-scrollbar { height: 8px; }
.code-group pre::-webkit-scrollbar-thumb { background: var(--code-line); border-radius: 8px; }
.code[data-lang] { display: none; }
/* active language shown via html[data-lang] */
html[data-lang="curl"]   .code[data-lang="curl"],
html[data-lang="node"]   .code[data-lang="node"],
html[data-lang="python"] .code[data-lang="python"],
html[data-lang="php"]    .code[data-lang="php"],
html[data-lang="go"]     .code[data-lang="go"],
html[data-lang="csharp"] .code[data-lang="csharp"],
html[data-lang="js"]     .code[data-lang="js"] { display: block; }
/* Fallback: if the active language isn't present in a group, show its first child */
.code-group[data-single] .code { display: block; }
/* token colours */
.tok-c { color: var(--code-muted); font-style: italic; }   /* comment */
.tok-s { color: #9ae6b4; }                                  /* string */
.tok-k { color: #7aa2f7; }                                  /* keyword */
.tok-n { color: #f0a37e; }                                  /* number/const */
.tok-f { color: #e6db74; }                                  /* function/attr */
.tok-p { color: #c0caf5; }                                  /* punctuation-ish */

/* Language selector (segmented) */
.langbar { display: inline-flex; background: var(--code-bg-2); border: 1px solid var(--code-line);
  border-radius: var(--r-pill); padding: 3px; gap: 2px; }
.langbar button { background: none; border: none; border-radius: var(--r-pill); color: var(--code-muted);
  font-family: var(--mono); font-size: 12px; padding: 4px 11px; cursor: pointer; white-space: nowrap; }
.langbar button:hover { color: var(--code-ink); }
.langbar button.active { background: var(--accent); color: var(--accent-ink); font-weight: 600; }

/* Hero */
.hero { padding: 48px 40px 8px; max-width: 900px; }
.hero h1 { font-size: 40px; font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; }
.hero .lede { font-size: 18px; color: var(--ink-2); margin-top: 14px; }
.pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.pill { font-family: var(--mono); font-size: 12px; color: var(--ink-2); border: 1px solid var(--line-strong);
  border-radius: var(--r-pill); padding: 4px 12px; }
.pill b { color: var(--accent); }

/* Flow steps */
.steps { counter-reset: step; margin: 8px 0; padding: 0; list-style: none; }
.steps > li { counter-increment: step; position: relative; padding-left: 40px; margin: 16px 0; color: var(--ink-2); }
.steps > li::before { content: counter(step); position: absolute; left: 0; top: -2px; width: 26px; height: 26px;
  display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-ink);
  font-family: var(--mono); font-size: 13px; font-weight: 600; }
.steps > li b { color: var(--ink); }

/* Responsive */
@media (max-width: 1180px) {
  .doc-section { grid-template-columns: 1fr; gap: 20px; }
  .doc-section > .rail { position: static; }
}
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; top: 56px; left: 0; width: 82%; max-width: 320px; z-index: 55;
    background: var(--bg); transform: translateX(-102%); transition: transform 0.2s; }
  html[data-nav-open="true"] .sidebar { transform: translateX(0); box-shadow: 0 0 60px rgba(0,0,0,0.5); }
  .nav-toggle { display: inline-flex; }
  .doc-section, .hero { padding-left: 20px; padding-right: 20px; }
}

/* ── Interactive request builder (client-side, WebCrypto) ── */
.tryit { background: var(--code-bg); border: 1px solid var(--code-line); border-radius: var(--r-3);
  overflow: hidden; box-shadow: 0 8px 24px -14px rgba(0,0,0,0.6); margin: 0 0 20px; }
.tryit .code-head { justify-content: space-between; }
.tryit-badge { font-family: var(--mono); font-size: 10px; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--accent); border: 1px solid color-mix(in oklch, var(--accent) 40%, transparent);
  border-radius: var(--r-pill); padding: 2px 8px; }
.tryit-body { padding: 14px 16px; display: grid; gap: 10px; }
.tryit-row { display: grid; grid-template-columns: 92px 1fr; align-items: center; gap: 10px; }
.tryit-row label { font-family: var(--mono); font-size: 11px; color: var(--code-muted); }
.tryit-row .with-btn { display: flex; gap: 6px; }
.tryit input, .tryit select { width: 100%; background: var(--code-bg-2); border: 1px solid var(--code-line);
  border-radius: var(--r-1); color: var(--code-ink); font-family: var(--mono); font-size: 12px;
  padding: 6px 9px; }
.tryit input:focus, .tryit select:focus { outline: none; border-color: var(--accent); }
.tryit select { cursor: pointer; }
.mini-btn { background: var(--code-bg-2); border: 1px solid var(--code-line); border-radius: var(--r-1);
  color: var(--code-muted); font-family: var(--mono); font-size: 12px; padding: 0 9px; cursor: pointer; flex-shrink: 0; }
.mini-btn:hover { color: var(--code-ink); border-color: var(--code-muted); }
.tryit-note { font-family: var(--mono); font-size: 10.5px; line-height: 1.5; color: var(--code-muted);
  border-top: 1px dashed var(--code-line); padding-top: 10px; }
.tryit-note b { color: var(--accent); font-weight: 500; }
.tryit-out { border-top: 1px solid var(--code-line); }
.tryit-out .out-head { display: flex; align-items: center; justify-content: space-between;
  padding: 8px 16px; background: var(--code-bg-2); }
.tryit-out .out-head span { font-family: var(--mono); font-size: 11px; color: var(--code-muted); }
.tryit-out pre { margin: 0; padding: 12px 16px; overflow-x: auto; font-size: 12px; line-height: 1.6;
  color: var(--code-ink); white-space: pre-wrap; word-break: break-all; }
.tryit-out pre .k { color: var(--code-muted); }        /* field label in output */
.tryit-out pre .v { color: #9ae6b4; }                  /* computed value */
.resp { display: grid; gap: 8px; margin-top: 4px; }
.resp .r { border: 1px solid var(--code-line); border-radius: var(--r-2); overflow: hidden; }
.resp .r summary { cursor: pointer; list-style: none; padding: 7px 12px; font-family: var(--mono);
  font-size: 12px; color: var(--code-ink); background: var(--code-bg-2); display: flex; gap: 8px; align-items: center; }
.resp .r summary::-webkit-details-marker { display: none; }
.resp .r pre { margin: 0; padding: 10px 12px; font-size: 12px; color: var(--code-ink); white-space: pre-wrap; }
.resp .code-2xx { color: var(--ok); } .resp .code-4xx { color: var(--warn); } .resp .code-5xx { color: var(--alert); }

/* ── Prism integration (keep our panel bg; use theme token colours) ── */
.code-group pre[class*="language-"], .code-group pre[class*="language-"] code,
.code-group code[class*="language-"] { background: none !important; text-shadow: none !important;
  font-family: var(--mono); font-size: 12.5px; }
.code-group pre[class*="language-"] { margin: 0; padding: 14px 16px; }
.code-group :not(pre) > code[class*="language-"] { padding: 0; }