/* Tech Forum archive: static site stylesheet */

:root {
  color-scheme: light dark;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1d2329;
  --muted: #5d6873;
  --border: #dde2e7;
  --accent: #0b6aa2;
  --accent-soft: #e5f1f8;
  --quote-bg: #f2f4f6;
  --code-bg: #f2f4f6;
  --badge: #eef0f3;
  --warn: #8a5a00;
  --warn-bg: #fff4dc;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14181c;
    --surface: #1c2127;
    --text: #e3e7eb;
    --muted: #9aa5b0;
    --border: #2e353d;
    --accent: #6cb6e6;
    --accent-soft: #1d3240;
    --quote-bg: #232930;
    --code-bg: #232930;
    --badge: #2a3139;
    --warn: #f0c36a;
    --warn-bg: #3a2f17;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--font);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: .8rem;
  padding-bottom: .8rem;
}

.site-header .wrap { flex-wrap: wrap; }
.site-name { font-weight: 700; font-size: 1.1rem; color: var(--text); margin-right: auto; }
.site-nav a { margin-left: 1.2rem; }

/* ---- search ---- */

.site-search { display: flex; gap: .4rem; }
.site-search input {
  font: inherit;
  font-size: .9rem;
  width: 12rem;
  padding: .35rem .6rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.site-search input:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.site-search button, .more {
  font: inherit;
  font-size: .9rem;
  padding: .35rem .8rem;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
}
.site-search button:hover, .more:hover { border-color: var(--accent); }
.search-page .site-search input { width: 100%; max-width: 32rem; font-size: 1rem; }
.search-page { margin-bottom: 1rem; }

.results { list-style: none; padding: 0; margin: 0; }
.result {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .8rem 1rem;
  margin-bottom: .75rem;
}
.result .title { font-weight: 600; }
.result .meta { margin-top: .1rem; }
.result .excerpt { margin: .4rem 0 0; font-size: .92rem; overflow-wrap: anywhere; }
.result mark { background: var(--warn-bg); color: inherit; border-radius: 3px; padding: 0 .1rem; }
.more { display: block; margin: 1rem auto 0; }

@media (max-width: 720px) {
  .site-nav { width: 100%; }
  .site-nav a:first-child { margin-left: 0; }
  .site-search { width: 100%; }
  .site-search input { flex: 1; width: auto; }
}

.wrap { max-width: 980px; margin: 0 auto; padding: 0 1.25rem; }

main.wrap { padding-top: 1.25rem; padding-bottom: 3rem; }

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: .875rem;
  padding: 1.5rem 0 2.5rem;
}

h1 { font-size: 1.75rem; line-height: 1.25; margin: .25rem 0 .5rem; }
h2 { font-size: 1.2rem; margin: 2rem 0 .75rem; }

.lede { color: var(--muted); margin: 0 0 1.25rem; }

.crumbs {
  font-size: .9rem;
  color: var(--muted);
  margin-bottom: .25rem;
}
.crumbs > * + *::before { content: "›"; margin: 0 .45rem; color: var(--muted); }

.meta { color: var(--muted); font-size: .9rem; }
.meta > * + *::before { content: "·"; margin: 0 .5rem; }

.badge {
  display: inline-block;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-transform: uppercase;
  padding: .05rem .45rem;
  border-radius: 999px;
  background: var(--badge);
  color: var(--muted);
  vertical-align: .12em;
  margin-right: .35rem;
}
.badge.warn { background: var(--warn-bg); color: var(--warn); }

/* ---- lists of forums, topics, members ---- */

.list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 5.5rem 5.5rem 13rem;
  gap: 1rem;
  align-items: center;
  padding: .8rem 1rem;
  border-top: 1px solid var(--border);
}
.row:first-child { border-top: 0; }
.row.two { grid-template-columns: minmax(0, 1fr) 13rem; }
.row.head {
  background: var(--accent-soft);
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .03em;
  color: var(--muted);
  padding-top: .5rem;
  padding-bottom: .5rem;
}
.row .num { text-align: right; font-variant-numeric: tabular-nums; }
.row .last { font-size: .85rem; color: var(--muted); line-height: 1.4; }
.row .title { font-weight: 600; }
.row .sub { font-size: .85rem; color: var(--muted); margin-top: .1rem; }
.row .sub a { font-weight: 400; }
.row.muted .title { color: var(--muted); font-weight: 500; }
.m-only { display: none; }

@media (max-width: 720px) {
  .row { grid-template-columns: minmax(0, 1fr) auto; }
  .row.two { grid-template-columns: minmax(0, 1fr); }
  .m-only { display: inline; }
  .row .num.secondary, .row.head .num.secondary { display: none; }
  .row .last { grid-column: 1 / -1; margin-top: -.5rem; }
  .row.head .last { display: none; }
}

/* ---- posts ---- */

.post {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 0 0 1rem;
  scroll-margin-top: 1rem;
}
.post:target { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.post-head {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex: none;
  background: var(--badge);
}
.avatar.placeholder {
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--muted);
}

.who { min-width: 0; line-height: 1.3; }
.who .name { font-weight: 600; }
.who .rank { font-size: .82rem; color: var(--muted); }

.when {
  margin-left: auto;
  text-align: right;
  font-size: .85rem;
  color: var(--muted);
  line-height: 1.3;
}
.when .num { color: var(--muted); font-weight: 600; }

.post-body { padding: 1rem 1.1rem 1.1rem; overflow-wrap: anywhere; }
.post-body .subject { font-weight: 600; margin: 0 0 .5rem; }

.note {
  font-size: .85rem;
  color: var(--muted);
  padding: .45rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.note.warn { color: var(--warn); background: var(--warn-bg); }

.content img { max-width: 100%; height: auto; }
.content blockquote {
  margin: .75rem 0;
  padding: .6rem .9rem;
  background: var(--quote-bg);
  border-left: 3px solid var(--border);
  border-radius: 0 6px 6px 0;
}
.content blockquote cite {
  display: block;
  font-style: normal;
  font-weight: 600;
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: .25rem;
}
.content blockquote cite .responsive-hide { font-weight: 400; margin-left: .4rem; }
.content .codebox { margin: .75rem 0; }
.content .codebox p { margin: 0 0 .25rem; font-size: .8rem; color: var(--muted); text-transform: uppercase; }
.content pre, .content code { font-family: var(--mono); font-size: .875rem; }
.content pre {
  background: var(--code-bg);
  padding: .75rem .9rem;
  border-radius: 6px;
  overflow-x: auto;
  white-space: pre;
}
.content ul, .content ol { padding-left: 1.5rem; }
.content .inline-attachment dl, .content .inline-attachment dd { margin: 0; }
.content .inline-attachment dd { font-size: .8rem; color: var(--muted); }

.attachments {
  margin-top: 1rem;
  padding-top: .75rem;
  border-top: 1px dashed var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.attachments figure { margin: 0; max-width: 260px; }
.attachments figure img {
  display: block;
  max-width: 100%;
  max-height: 200px;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.attachments figcaption, .attachments .file { font-size: .82rem; color: var(--muted); }
.attachments .file { display: flex; gap: .4rem; align-items: center; }

.signature {
  margin-top: 1rem;
  padding-top: .6rem;
  border-top: 1px solid var(--border);
  font-size: .85rem;
  color: var(--muted);
}
.signature img { max-height: 80px; }

/* ---- polls ---- */

.poll {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin-bottom: 1.25rem;
}
.poll h2 { margin: 0 0 .25rem; font-size: 1.05rem; }
.poll .option { margin-top: .6rem; }
.poll .option .label { display: flex; justify-content: space-between; gap: 1rem; font-size: .92rem; }
.poll .bar { height: 8px; border-radius: 999px; background: var(--badge); overflow: hidden; margin-top: .2rem; }
.poll .bar span { display: block; height: 100%; background: var(--accent); }

/* ---- member profile ---- */

.profile {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.profile .avatar { width: 88px; height: 88px; font-size: 2rem; }
.profile h1 { margin-top: 0; }
.profile dl { display: grid; grid-template-columns: auto 1fr; gap: .2rem 1rem; margin: .5rem 0 0; font-size: .92rem; }
.profile dt { color: var(--muted); }
.profile dd { margin: 0; overflow-wrap: anywhere; }

.empty {
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  color: var(--muted);
  text-align: center;
}