/* Catalog pages — Swiss / International typographic style.
   Matches the compatibility checker (index.html): IBM Plex, paper/ink,
   hairline rules, zero radius, zero shadow, flush-left grid.
   This file is hand-maintained; the HTML pages are generated by
   tools/build_catalog.py. */

:root {
  --paper:     #f6f6f1;
  --paper-2:   #eeeee7;
  --paper-3:   #e3e3da;
  --ink:       #0e0e0c;
  --ink-2:     #2a2a26;
  --ink-3:     #5d5d56;
  --ink-4:     #8c8c83;
  --rule:      #cccac0;
  --rule-soft: #e0ddd2;
  --ok:        #1e6b3e;
  --warn:      #9a5b00;
  --bad:       #9a2020;
  --link:      #1a3fae;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  font-size: 17px;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 96px;
}

code, pre, .mono {
  font-family: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

/* ── masthead / breadcrumb ── */
.masthead {
  border-bottom: 1px solid var(--ink);
  padding-bottom: 10px;
  margin-bottom: 28px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}
.masthead .site {
  font-weight: 600;
  letter-spacing: .02em;
  text-transform: none;
}
.masthead a { color: var(--ink); text-decoration: none; }
.masthead a:hover { text-decoration: underline; }
.crumb {
  font-size: 13px;
  color: var(--ink-3);
  font-family: "IBM Plex Mono", monospace;
}
.crumb a { color: var(--ink-3); }

/* ── typography ── */
h1 {
  font-size: 30px;
  line-height: 1.18;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 8px 0 14px;
}
h2 {
  font-size: 20px;
  font-weight: 600;
  margin: 36px 0 10px;
  padding-top: 14px;
  border-top: 1px solid var(--rule-soft);
}
h3 { font-size: 17px; font-weight: 600; margin: 24px 0 8px; }
p { margin: 0 0 14px; }
a { color: var(--link); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--ink); }
strong { font-weight: 600; }
ul { margin: 0 0 14px; padding-left: 22px; }
li { margin: 0 0 6px; }

blockquote {
  margin: 0 0 22px;
  padding: 12px 18px;
  background: var(--paper-2);
  border-left: 3px solid var(--ink);
  color: var(--ink-2);
  font-size: 17px;
}
blockquote p:last-child { margin-bottom: 0; }

p code, li code, blockquote code {
  background: var(--paper-3);
  padding: 1px 5px;
  font-size: 0.9em;
}

pre {
  background: var(--ink);
  color: #f3f1e9;
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.55;
  margin: 0 0 18px;
}
pre code { background: none; padding: 0; color: inherit; }

/* ── metadata block (the bullet list right after the blockquote) ── */
.meta {
  font-size: 14px;
  color: var(--ink-2);
  background: var(--paper-2);
  border: 1px solid var(--rule);
  padding: 12px 16px;
  margin: 0 0 26px;
}
.meta ul { margin: 0; padding-left: 18px; }
.meta li { margin: 0 0 4px; }

.tier {
  display: inline-block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  padding: 1px 7px;
  border: 1px solid currentColor;
}
.tier-verified    { color: var(--ok); }
.tier-schema-only { color: var(--warn); }
.tier-stub        { color: var(--bad); }

/* ── footer ── */
.pagefoot {
  margin-top: 56px;
  padding-top: 14px;
  border-top: 1px solid var(--ink);
  font-size: 13px;
  color: var(--ink-3);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── catalog index ── */
.lede { font-size: 19px; color: var(--ink-2); margin: 0 0 28px; }
.cat { margin: 0 0 34px; }
.cat h2 { margin-bottom: 4px; }
.cat .desc { color: var(--ink-3); font-size: 14px; margin: 0 0 12px; }
.entry { padding: 10px 0; border-bottom: 1px solid var(--rule-soft); }
.entry a { font-weight: 600; text-decoration: none; }
.entry a:hover { text-decoration: underline; }
.entry .sum { display: block; color: var(--ink-3); font-size: 14px; margin-top: 3px; }
.entry .row { display: flex; align-items: baseline; gap: 10px; }
.entry .tier { flex: none; font-size: 11px; }

/* ── top nav (all pages) ── */
.topnav {
  position: sticky; top: 0; z-index: 20;
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; padding: 10px 24px;
}
.topnav .brand { font-weight: 600; letter-spacing: .02em; color: var(--ink); text-decoration: none; }
.topnav .navlinks { display: flex; gap: 18px; font-size: 14px; }
.topnav .navlinks a { color: var(--ink-2); text-decoration: none; }
.topnav .navlinks a:hover { color: var(--ink); text-decoration: underline; }

/* ── search + category chips (index) ── */
.search {
  width: 100%; font: inherit; font-size: 16px;
  padding: 11px 14px; margin: 0 0 14px;
  background: var(--paper-2); color: var(--ink);
  border: 1px solid var(--ink);
}
.search::placeholder { color: var(--ink-4); }
.chips {
  position: sticky; top: 49px; z-index: 10;
  background: var(--paper);
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 8px 0 14px; margin-bottom: 8px;
  border-bottom: 1px solid var(--rule-soft);
}
.chips a {
  font-family: "IBM Plex Mono", monospace; font-size: 12px;
  color: var(--ink-2); text-decoration: none;
  border: 1px solid var(--rule); padding: 3px 9px;
}
.chips a:hover { border-color: var(--ink); color: var(--ink); }
.noresults { color: var(--ink-3); padding: 24px 0; display: none; }
.searchstatus { display: block; font-size: 12px; font-family: "IBM Plex Mono", monospace; color: var(--ink-4); margin: -8px 0 10px; min-height: 16px; }
#results { display: none; }
#results .score { float: right; font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-4); }

/* ── entry layout with sidebar ── */
.layout { display: grid; grid-template-columns: 1fr 240px; gap: 40px; align-items: start; }
.layout main { min-width: 0; }
.sidebar {
  position: sticky; top: 70px;
  font-size: 13px; line-height: 1.5;
  border-left: 1px solid var(--rule-soft); padding-left: 18px;
}
.sidebar .side-title {
  font-family: "IBM Plex Mono", monospace; font-size: 11px;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--ink-4); margin: 18px 0 7px;
}
.sidebar .side-title:first-child { margin-top: 0; }
.sidebar ul { list-style: none; margin: 0; padding: 0; }
.sidebar li { margin: 0 0 5px; }
.sidebar a { color: var(--ink-2); text-decoration: none; }
.sidebar a:hover { color: var(--ink); text-decoration: underline; }
.sidebar li.current a { color: var(--ink); font-weight: 600; border-left: 2px solid var(--ink); padding-left: 7px; margin-left: -9px; }

.prevnext {
  display: flex; justify-content: space-between; gap: 16px;
  margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--rule-soft);
  font-size: 14px;
}
.prevnext a { text-decoration: none; max-width: 48%; }
.prevnext .nx { text-align: right; margin-left: auto; }
.prevnext .lbl { display: block; font-size: 11px; color: var(--ink-4); font-family: "IBM Plex Mono", monospace; text-transform: uppercase; letter-spacing: .06em; }

@media (max-width: 720px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; border-left: 0; border-top: 1px solid var(--rule-soft); padding-left: 0; padding-top: 18px; margin-top: 32px; }
  .chips { position: static; }
  .topnav { position: static; }
}