/* procage site. Self-contained: no web fonts, no frameworks. */
:root {
  color-scheme: light dark;
  --bg: #f8fafc;
  --bg-raised: #ffffff;
  --bg-band: #eef3f6;
  --fg: #0f172a;
  --fg-muted: #475569;
  --border: #d5dde5;
  --accent: #0f766e;
  --accent-strong: #0b5e58;
  --on-accent: #ffffff;
  --link: #0b6b64;
  --code-bg: #f1f5f9;
  --code-border: #dbe3ea;
  --warn-bg: #fff7e6;
  --warn-border: #e7b04a;
  --focus: #2563eb;
  --radius: 10px;
  --shadow: 0 1px 2px rgb(15 23 42 / 6%), 0 4px 16px rgb(15 23 42 / 6%);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1016;
    --bg-raised: #121a23;
    --bg-band: #0f161e;
    --fg: #e6edf3;
    --fg-muted: #9fb0c0;
    --border: #253241;
    --accent: #2bb3a3;
    --accent-strong: #5fd0c2;
    --on-accent: #04201d;
    --link: #5fd0c2;
    --code-bg: #0d141b;
    --code-border: #223040;
    --warn-bg: #2a2110;
    --warn-border: #a77a22;
    --focus: #79a8ff;
    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 4px 18px rgb(0 0 0 / 30%);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body {
  margin: 0;
  overflow-wrap: break-word;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 var(--font);
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; }
a { color: var(--link); text-underline-offset: 2px; }
a:hover { color: var(--accent-strong); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
main:focus { outline: none; }
code, kbd, pre { font-family: var(--mono); font-size: 0.9em; }
kbd {
  border: 1px solid var(--border); border-bottom-width: 2px; border-radius: 4px;
  padding: 0 .35em; font-size: .78em; color: var(--fg-muted); background: var(--bg-raised);
}
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  background: var(--accent); color: var(--on-accent); padding: 8px 14px; border-radius: 6px;
  font-weight: 600; text-decoration: none;
}
.skip:focus { top: 12px; color: var(--on-accent); }
.wrap { width: min(1180px, 100% - 32px); margin-inline: auto; }
.narrow { max-width: 720px; }
.muted { color: var(--fg-muted); }
.small { font-size: .9rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-row { display: flex; align-items: center; gap: 24px; min-height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--fg); text-decoration: none; font-weight: 700; font-size: 1.1rem; letter-spacing: -.01em; }
.brand:hover { color: var(--fg); }
.logo { width: 28px; height: 28px; flex: none; }
.top-nav { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
.top-nav a { color: var(--fg-muted); text-decoration: none; padding: 6px 10px; border-radius: 6px; font-weight: 500; }
.top-nav a:hover, .top-nav a[aria-current="page"] { color: var(--fg); background: var(--bg-band); }
.search-open {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  background: var(--bg-raised); color: var(--fg-muted); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 10px; font: inherit; font-size: .9rem;
}
.search-open svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; }
.search-open:hover { color: var(--fg); border-color: var(--fg-muted); }

/* Buttons */
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0 8px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 42px;
  padding: 0 18px; border-radius: 8px; font: inherit; font-weight: 600; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-strong); color: var(--on-accent); }
.btn-ghost { background: var(--bg-raised); color: var(--fg); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--fg-muted); color: var(--fg); }

/* Landing */
.hero { padding: 64px 0 56px; }
.hero-small { padding: 96px 0; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(2rem, 4.2vw, 3.1rem); line-height: 1.12; letter-spacing: -.025em; margin: .2em 0 .4em; }
.eyebrow { color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; margin: 0; }
.lead { font-size: 1.15rem; color: var(--fg-muted); margin: 0 0 .5em; }
.status-note {
  margin-top: 20px; padding: 12px 14px; border-left: 4px solid var(--warn-border);
  background: var(--warn-bg); border-radius: 6px; font-size: .95rem;
}
.hero-code { min-width: 0; }
.hero-code pre { margin: 0; box-shadow: var(--shadow); }
.hero-code p { font-size: .9rem; color: var(--fg-muted); margin: 10px 2px 0; }
.band { background: var(--bg-band); border-block: 1px solid var(--border); }
section { padding: 56px 0; }
.section-title { font-size: 1.75rem; letter-spacing: -.02em; margin: 0 0 .4em; }
.section-lead { color: var(--fg-muted); max-width: 820px; font-size: 1.05rem; margin: 0 0 28px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
/* A card left alone in the last row of three spans it. */
@media (min-width: 901px) { .cards > .card:last-child:nth-child(3n+1) { grid-column: 1 / -1; } }
.card {
  background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 22px; display: flex; flex-direction: column;
}
.card h3 { margin: 0 0 .4em; font-size: 1.08rem; }
.card p { margin: 0 0 14px; color: var(--fg-muted); flex: 1; }
.card a { font-weight: 600; text-decoration: none; }
.card a::after { content: " →"; }
.two-col { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 48px; }
.link-list { list-style: none; padding: 0; margin: 0; }
.link-list li { display: flex; flex-direction: column; padding: 10px 0; border-bottom: 1px solid var(--border); }
.link-list a { font-weight: 600; }
.link-list span { color: var(--fg-muted); font-size: .92rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-raised); }
.matrix { width: 100%; border-collapse: collapse; font-size: .95rem; }
.matrix th, .matrix td { text-align: left; vertical-align: top; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.matrix thead th { background: var(--bg-band); font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-muted); }
.matrix tbody tr:last-child > * { border-bottom: 0; }
.matrix tbody th { white-space: nowrap; }

/* Code */
pre {
  position: relative; overflow-x: auto; padding: 16px 18px; border-radius: var(--radius);
  background: var(--code-bg); border: 1px solid var(--code-border); line-height: 1.55; font-size: .86rem;
  tab-size: 4;
}
pre code { font-size: inherit; background: none; padding: 0; border: 0; }
:not(pre) > code {
  background: var(--code-bg); border: 1px solid var(--code-border); border-radius: 5px;
  padding: .08em .35em; font-size: .86em; overflow-wrap: anywhere;
}
.copy {
  position: absolute; top: 8px; right: 8px; font: 600 .75rem var(--font); cursor: pointer;
  background: var(--bg-raised); color: var(--fg-muted); border: 1px solid var(--border);
  border-radius: 6px; padding: 3px 8px; opacity: 0; transition: opacity .15s;
}
pre:hover .copy, .copy:focus-visible { opacity: 1; }
@media (hover: none) { .copy { opacity: 1; } }

/* Docs layout */
.docs-layout { display: grid; grid-template-columns: 230px minmax(0, 1fr) 210px; gap: 40px; padding: 36px 0 64px; }
.docs-sidebar { position: sticky; top: 84px; align-self: start; max-height: calc(100vh - 100px); overflow-y: auto; }
.docs-menu > summary { display: none; }
.docs-nav { font-size: .93rem; }
.docs-nav ul { list-style: none; margin: 0 0 6px; padding: 0; }
.docs-nav a { display: block; padding: 4px 10px; border-radius: 6px; color: var(--fg-muted); text-decoration: none; }
.docs-nav a:hover { color: var(--fg); background: var(--bg-band); }
.docs-nav a[aria-current="page"] { color: var(--accent-strong); background: var(--bg-band); font-weight: 600; }
.docs-nav-group { margin: 16px 10px 4px; font-size: .74rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--fg-muted); }
.toc { position: sticky; top: 84px; align-self: start; font-size: .86rem; max-height: calc(100vh - 100px); overflow-y: auto; }
.toc p { font-weight: 700; margin: 0 0 6px; font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; color: var(--fg-muted); }
.toc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--border); }
.toc a { display: block; padding: 3px 12px; color: var(--fg-muted); text-decoration: none; margin-left: -1px; border-left: 2px solid transparent; }
.toc a:hover { color: var(--fg); }
.toc a.current { color: var(--accent-strong); border-left-color: var(--accent); }
.breadcrumbs { font-size: .85rem; color: var(--fg-muted); display: flex; gap: 8px; margin-bottom: 8px; }
.breadcrumbs a { text-decoration: none; }

/* Prose */
.prose { max-width: 760px; }
.prose h1 { font-size: clamp(1.9rem, 3.4vw, 2.5rem); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .3em; }
.prose h2 { font-size: 1.45rem; letter-spacing: -.01em; margin: 2.1em 0 .5em; padding-top: .3em; border-top: 1px solid var(--border); }
.prose h3 { font-size: 1.15rem; margin: 1.7em 0 .4em; }
.prose .lead { margin-bottom: 1.4em; }
.prose p, .prose ul, .prose ol { margin: 0 0 1em; }
.prose li { margin: .25em 0; }
.prose li > p { margin: 0; }
.prose table { display: block; overflow-x: auto; border-collapse: collapse; margin: 0 0 1.4em; font-size: .92rem; max-width: 100%; }
.prose th, .prose td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; vertical-align: top; }
.prose thead th { background: var(--bg-band); }
.prose blockquote { margin: 0 0 1em; padding: 4px 16px; border-left: 4px solid var(--border); color: var(--fg-muted); }
.prose .zola-anchor { opacity: 0; margin-left: .3em; text-decoration: none; font-weight: 400; color: var(--fg-muted); }
.prose h2:hover .zola-anchor, .prose h3:hover .zola-anchor, .prose .zola-anchor:focus { opacity: 1; }
.markdown-alert-note, .markdown-alert-warning, .markdown-alert-important, .markdown-alert-tip, .markdown-alert-caution {
  border-left: 4px solid var(--accent); background: var(--bg-band); padding: 10px 16px; border-radius: 6px; margin: 0 0 1.2em;
}
.markdown-alert-warning, .markdown-alert-caution, .markdown-alert-important { border-left-color: var(--warn-border); background: var(--warn-bg); }
.markdown-alert-title { font-weight: 700; margin-bottom: 2px !important; }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 48px; }
.pager a { display: flex; flex-direction: column; padding: 12px 16px; border: 1px solid var(--border); border-radius: var(--radius); text-decoration: none; font-weight: 600; background: var(--bg-raised); }
.pager a:hover { border-color: var(--accent); }
.pager small { color: var(--fg-muted); font-weight: 500; }
.pager-next { text-align: right; grid-column: 2; }
.edit { margin-top: 20px; font-size: .88rem; }
.doc-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.doc-card { display: flex; flex-direction: column; gap: 2px; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius); text-decoration: none; background: var(--bg-raised); color: var(--fg); }
.doc-card:hover { border-color: var(--accent); color: var(--fg); }
.doc-card span { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); }
.doc-card small { color: var(--fg-muted); }
.faq h2 { font-size: 1.2rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 40px 0; background: var(--bg-band); font-size: .93rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.footer-grid nav { display: flex; flex-direction: column; gap: 6px; }
.footer-grid nav a { color: var(--fg-muted); text-decoration: none; }
.footer-grid nav a:hover { color: var(--fg); text-decoration: underline; }
.footer-brand { font-weight: 700; margin: 0 0 4px; }
.footer-head { font-weight: 700; margin: 0 0 4px; }

/* Search */
.search-dialog[hidden] { display: none; }
.search-dialog { position: fixed; inset: 0; z-index: 50; background: rgb(2 6 12 / 55%); display: flex; justify-content: center; align-items: flex-start; padding: 10vh 16px 16px; }
.search-panel { width: min(640px, 100%); background: var(--bg-raised); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow); padding: 12px; }
.search-panel input { width: 100%; font: inherit; font-size: 1.05rem; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--border); background: var(--bg); color: var(--fg); }
.search-results { list-style: none; margin: 8px 0 0; padding: 0; max-height: 55vh; overflow-y: auto; }
.search-results a { display: block; padding: 8px 10px; border-radius: 8px; text-decoration: none; color: var(--fg); font-weight: 600; }
.search-results small { display: block; font-weight: 400; color: var(--fg-muted); }
.search-results li[aria-selected="true"] a { background: var(--bg-band); outline: 1px solid var(--border); }
.search-results .empty { padding: 10px; color: var(--fg-muted); }
.search-hint { font-size: .8rem; margin: 8px 4px 0; }

/* Responsive */
@media (max-width: 1100px) {
  .docs-layout { grid-template-columns: 220px minmax(0, 1fr); }
  .docs-layout > * { min-width: 0; }
  .toc { display: none; }
}
@media (max-width: 900px) {
  .hero-grid, .two-col { grid-template-columns: minmax(0, 1fr); }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .docs-layout { grid-template-columns: minmax(0, 1fr); gap: 16px; padding-top: 20px; }
  .docs-sidebar { position: static; max-height: none; }
  .docs-menu { border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-raised); padding: 6px 8px; }
  .docs-menu > summary { display: list-item; cursor: pointer; font-weight: 600; padding: 4px 6px; }
}
@media (max-width: 640px) {
  .header-row { gap: 12px; }
  .top-nav a:not(:first-child):not(:last-child) { display: none; }
  .search-open span, .search-open kbd { display: none; }
  .cards, .doc-cards, .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .cta-row .btn { flex: 1 1 auto; }
  .hero { padding-top: 36px; }
  .pager { grid-template-columns: 1fr; }
  .pager-next { grid-column: 1; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  .site-header, .site-footer, .docs-sidebar, .toc, .pager, .edit, .copy { display: none; }
}