:root {
  --bg: #F6F7F9; --surface: #FFFFFF; --surface-2: #EEF0F4; --border: #E2E5EB;
  --text: #14161B; --text-2: #4B5260; --muted: #6B7280;
  --gold: #D9B14A; --gold-text: #8A6A12; --red: #B42318; --red-bg: #FDECEA; --green: #127A3E; --green-bg: #E7F6EC;
  --tag-bg: #EEF0F4; --tag-text: #3A4150; --shadow: 0 1px 2px rgba(20,22,27,.05), 0 2px 8px rgba(20,22,27,.04);
  --font: Manrope, -apple-system, "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0C0E12; --surface: #12151B; --surface-2: #1A1E26; --border: #262B35;
    --text: #EEF0F4; --text-2: #B6BCC8; --muted: #8A91A0; --gold: #F1C75B; --gold-text: #F1C75B;
    --red: #FF8A80; --red-bg: rgba(255,138,128,.12); --green: #6FD69A; --green-bg: rgba(111,214,154,.12);
    --tag-bg: rgba(255,255,255,.06); --tag-text: #C9CED8; --shadow: none; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0C0E12; --surface: #12151B; --surface-2: #1A1E26; --border: #262B35;
  --text: #EEF0F4; --text-2: #B6BCC8; --muted: #8A91A0; --gold: #F1C75B; --gold-text: #F1C75B;
  --red: #FF8A80; --red-bg: rgba(255,138,128,.12); --green: #6FD69A; --green-bg: rgba(111,214,154,.12);
  --tag-bg: rgba(255,255,255,.06); --tag-text: #C9CED8; --shadow: none; color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.6 var(--font); transition: background .2s, color .2s; }
a { color: inherit; text-decoration-color: var(--gold); text-underline-offset: 3px; }
a:hover { color: var(--gold-text); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; } .skip:focus { left: 8px; top: 8px; z-index: 10; background: var(--surface); padding: 6px 10px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.gold { color: var(--gold-text); }
.muted { color: var(--muted); } .small { font-size: 13px; }

.nav { position: sticky; top: 0; z-index: 5; background: var(--surface); border-bottom: 1px solid var(--border); }
.nav-in { display: flex; align-items: center; gap: 20px; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; min-width: 0; font-weight: 700; text-decoration: none; }
.brand-logo { display: block; flex: none; width: 32px; height: 32px; object-fit: contain; }
.brand-name { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav nav { display: flex; gap: 16px; flex: 1; }
.nav nav a { text-decoration: none; color: var(--text-2); padding: 4px 0; white-space: nowrap; }
.theme-btn { flex: none; }
.nav nav a[aria-current="page"] { color: var(--text); box-shadow: inset 0 -2px 0 var(--gold); }
.theme-btn { background: none; border: 1px solid var(--border); color: var(--text); border-radius: 10px; width: 36px; height: 36px; cursor: pointer; }

main { padding: 28px 20px 40px; }
h1 { font-size: 34px; line-height: 1.25; margin: 6px 0 10px; }
h2 { font-size: 18px; margin: 0 0 10px; }
.eyebrow { letter-spacing: .12em; font-size: 12px; color: var(--gold-text); margin: 0; font-weight: 600; }
.lede { color: var(--text-2); max-width: 760px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 16px 18px; box-shadow: var(--shadow); margin: 12px 0; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); color: var(--text); text-decoration: none; cursor: pointer; font: inherit; }
.btn.primary { background: var(--gold); border-color: var(--gold); color: #14161B; font-weight: 600; }
.banner { padding: 10px 14px; border-radius: 10px; background: var(--surface-2); }
.banner.warn { background: var(--red-bg); color: var(--red); } .banner.ok { background: var(--green-bg); color: var(--green); }

.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.filter-row { display: grid; grid-template-columns: minmax(250px, 1.35fr) minmax(170px, 1fr) minmax(145px, .8fr) minmax(250px, 1.25fr) minmax(175px, .9fr); gap: 8px; width: 100%; }
.filter-row input[type="search"], .filter-row select { min-width: 0; width: 100%; height: 58px; padding: 12px 14px; }
.filters input, .filters select, .stack input, .stack select, .stack textarea {
  font: inherit; padding: 8px 10px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
.checks { display: flex; flex-wrap: wrap; gap: 14px; width: 100%; color: var(--text-2); }
.actions { display: flex; gap: 8px; }

.pos { display: grid; grid-template-columns: minmax(0, 1fr) 170px; gap: 16px; transition: transform .15s, border-color .15s; }
.pos:hover { transform: translateY(-3px); border-color: var(--gold); }
.pos-title { font-size: 17px; margin: 0; } .pos-title a { text-decoration: none; }
.orig { color: var(--muted); margin: 2px 0 6px; font-size: 13px; }
.meta { color: var(--text-2); margin: 4px 0; }
.tags { list-style: none; padding: 0; margin: 6px 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tag { background: var(--tag-bg); color: var(--tag-text); border-radius: 999px; padding: 1px 10px; font-size: 12px; }
.pos-side { border-left: 1px solid var(--border); padding-left: 14px; display: flex; flex-direction: column; gap: 2px; }
.pos-side .k { font-size: 12px; color: var(--muted); }
.pos-side .v { font-size: 17px; color: var(--gold-text); font-weight: 600; }
.pos-side .v2 { font-size: 14px; }
.dl { margin-top: 6px; font-size: 13px; } .dl span, .urgent { color: var(--text-2); }
.dl.urgent, .dl.urgent span, span.urgent { color: var(--red); font-weight: 600; }
.fav { margin-top: 8px; background: none; border: 1px solid var(--border); border-radius: 10px; padding: 4px 8px; color: var(--text-2); cursor: pointer; font: inherit; font-size: 13px; }
.fav[aria-pressed="true"] { color: var(--gold-text); border-color: var(--gold); }
.pager { display: flex; gap: 16px; justify-content: center; align-items: center; margin: 20px 0; }
.empty { color: var(--muted); }

.detail h1 { margin-top: 4px; }
.cta { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 4px; }
dl.brief, dl.facts { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 8px 14px; margin: 0; }
dl dt { color: var(--muted); } dl dd { margin: 0; }
dl dd ul { margin: 0; padding-left: 18px; }
details summary { cursor: pointer; font-weight: 600; }
.original { color: var(--text-2); white-space: pre-line; }
.evidence blockquote { margin: 4px 0 10px; padding-left: 10px; border-left: 3px solid var(--gold); color: var(--text-2); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: 14px; overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 13px; color: var(--muted); font-weight: 600; background: var(--surface-2); }
tr.due td { background: var(--red-bg); }
.tracker-actions { margin: 12px 0; flex-wrap: wrap; }

.stack { display: grid; gap: 12px; max-width: 560px; }
.stack label { display: grid; gap: 4px; }
.hp { position: absolute; left: -9999px; }

.foot { border-top: 1px solid var(--border); padding: 20px 0 30px; color: var(--text-2); font-size: 13px; }

@media (max-width: 720px) {
  .wrap { padding: 0 14px; } main { padding: 20px 14px 30px; }
  h1 { font-size: 26px; }
  .nav-in { height: auto; min-height: 60px; flex-wrap: wrap; gap: 8px 12px; padding-top: 10px; padding-bottom: 8px; }
  .brand { flex: 1; gap: 8px; font-size: 14px; }
  .brand-logo { width: 28px; height: 28px; }
  .nav nav { order: 1; flex: 1 0 100%; gap: 24px; font-size: 14px; }
  .filter-row { grid-template-columns: 1fr; }
  .filter-row input[type="search"], .filter-row select { height: 48px; }
  .pos { grid-template-columns: 1fr; }
  .pos-side { border-left: 0; border-top: 1px solid var(--border); padding: 10px 0 0; }
  dl.brief, dl.facts { grid-template-columns: 1fr; } dl dt { margin-top: 6px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } .pos:hover { transform: none; } }

/* ───────── 课题组评估 ───────── */
.card.flush { padding: 0; overflow: hidden; }
.card.flush table { border-radius: 0; }
th.r, td.r { text-align: right; }
.tag.sm { margin-left: 6px; font-size: 11px; vertical-align: middle; }
.report h1 { font-size: 34px; margin-bottom: 4px; }
.h1-sub { font-size: 15px; font-weight: 500; color: var(--text-2); }
.report h2.sec { font-size: 18px; margin: 28px 0 10px; }
.report h3 { font-size: 15px; margin: 0 0 10px; }
.gold-card { border-color: var(--gold); }
.gold-card h2 { font-size: 16px; }
ul.plain { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.kpis { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; }
.kpis.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 12px; display: flex; flex-direction: column; gap: 4px; }
.kpi-v { font-size: 24px; color: var(--gold-text); font-weight: 600; line-height: 1.2; }
.kpi-l { font-size: 12px; color: var(--text-2); }
.kpi-n, .trend { font-size: 11px; color: var(--muted); }
.bench { font-size: 11px; border-radius: 6px; padding: 1px 6px; align-self: flex-start; }
.bench.hi { background: var(--green-bg); color: var(--green); }
.bench.lo { background: var(--surface-2); color: var(--text-2); }
.charts, .grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.chart-card { margin: 12px 0; }
.chart-card figcaption { font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.chart { width: 100%; height: 260px; }
.chart.map { height: 380px; border-radius: 10px; background: var(--surface-2); }
table.share { background: none; }
table.share th { background: none; color: var(--text); font-weight: 400; font-size: 14px; width: 40%; }
table.share td { font-size: 13px; }
.bar-cell { width: 28%; }
svg.bar { display: block; width: 100%; height: 8px; }
.bar-bg { fill: var(--surface-2); }
.bar-fg { fill: var(--gold); }

@media (max-width: 960px) { .kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 720px) {
  .report h1 { font-size: 26px; }
  .kpis, .kpis.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .charts, .grid2 { grid-template-columns: 1fr; }
  .chart.map { height: 260px; }
  table.share th { width: auto; }
  .bar-cell { display: none; }
}