/* EduEssay · Phase 7 production shared styles
   v1 — 教师教研工作台
   ------------------------------------------------
   色彩语义：
     domain-project     项目库蓝       #2D5BD7
     domain-paper       论文库青绿     #0E8C7C
     domain-match       匹配解释紫     #6B4FBE
     domain-ai          AI 助手蓝紫    #5B5BD6 / #7E57F0
     status-to-review   待核对琥珀     #C77A18
     ok        绿       #1F8A5B
     warn      橙       #B7791F
     err       红       #C0392B
   ------------------------------------------------ */

:root {
  /* surfaces */
  --surface-page: #ffffff;
  --surface-app: #FAFAF7;
  --surface-sidebar: #FCFCFB;
  --surface-muted: #F5F6F7;
  --surface-row-hover: #F6F7F9;
  --surface-reading: #FCFCFA;

  /* lines */
  --border-subtle: #ECEEF1;
  --border-strong: #DDE1E6;
  --border-soft: #F1F3F5;

  /* text */
  --ink-primary: #1B1E24;
  --ink-secondary: #535A66;
  --ink-muted: #828998;
  --ink-disabled: #B0B5BF;

  /* domain colors — project (blue) */
  --domain-project: #2D5BD7;
  --domain-project-soft: #ECF1FC;
  --domain-project-border: #C9D9F6;
  --domain-project-ink: #1F44A8;

  /* domain colors — paper (teal) */
  --domain-paper: #0E8C7C;
  --domain-paper-soft: #E5F4F1;
  --domain-paper-border: #BFE2DC;
  --domain-paper-ink: #0A6357;

  /* domain colors — match (purple) */
  --domain-match: #6B4FBE;
  --domain-match-soft: #EFEBF9;
  --domain-match-border: #DBD2EE;
  --domain-match-ink: #4D378E;

  /* domain colors — AI (blue-violet gradient) */
  --domain-ai: #5B5BD6;
  --domain-ai-secondary: #7E57F0;
  --domain-ai-soft: #EEEDFB;
  --domain-ai-border: #D6D3F2;
  --domain-ai-ink: #3D3DAE;
  --domain-ai-gradient: linear-gradient(135deg, #5B5BD6 0%, #7E57F0 100%);
  --domain-ai-soft-gradient: linear-gradient(180deg, #F5F4FE 0%, #EEEAFB 100%);

  /* status — pending / amber */
  --status-to-review: #C77A18;
  --status-to-review-soft: #FBF1DF;
  --status-to-review-border: #EDD49A;
  --status-to-review-ink: #8A5208;

  /* status — ok / warn / err */
  --status-ok: #1F8A5B;
  --status-ok-soft: #E6F4EC;
  --status-ok-border: #C7E5D5;
  --status-warning: #B7791F;
  --status-warning-soft: #FBF3E1;
  --status-warning-border: #ECDDB6;
  --status-error: #C0392B;
  --status-error-soft: #FBECEA;
  --status-error-border: #EFC8C2;

  /* relevance levels (匹配可信度) */
  --relevance-high: var(--status-ok);
  --relevance-high-soft: var(--status-ok-soft);
  --relevance-high-border: var(--status-ok-border);
  --relevance-medium: #2D5BD7;
  --relevance-medium-soft: var(--domain-project-soft);
  --relevance-medium-border: var(--domain-project-border);
  --relevance-low: #828998;
  --relevance-low-soft: #ECECE8;
  --relevance-low-border: #DCDCD6;
  --relevance-review: var(--status-to-review);
  --relevance-review-soft: var(--status-to-review-soft);
  --relevance-review-border: var(--status-to-review-border);

  /* legacy accent → 默认指向 project 蓝（兼容旧模板） */
  --domain-default: var(--domain-project);
  --domain-default-soft: var(--domain-project-soft);
  --domain-default-border: var(--domain-project-border);
  --domain-default-ink: var(--domain-project-ink);

  /* serif headings */
  --ink-title: #15171c;

  /* chips */
  --chip-surface: #F4F5F6;
  --chip-border: #E1E4E8;

  /* radii */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --radius-xl: 14px;

  /* teacher workbench spacing */
  --space-tight: 4px;
  --space-control: 8px;
  --space-cluster: 12px;
  --space-panel: 16px;
  --space-page-x: 24px;
  --space-page-y: 20px;

  /* shadows */
  --shadow-research-panel: 0 1px 0 rgba(0,0,0,0.02), 0 1px 2px rgba(20,22,28,0.04);
  --shadow-research-panel-hover: 0 1px 0 rgba(0,0,0,0.02), 0 4px 14px rgba(20,22,28,0.06);
  --shadow-side-drawer: 0 8px 40px rgba(20, 22, 28, 0.10), -1px 0 0 var(--border-subtle);
  --shadow-deep-drawer: 0 8px 40px rgba(20, 22, 28, 0.16), -1px 0 0 var(--border-subtle);
  --shadow-floating-menu: 0 8px 28px rgba(20,22,28,0.10), 0 1px 2px rgba(20,22,28,0.06);

  --font-ui: "Inter", "PingFang SC", "Source Han Sans SC", "Noto Sans SC", "HarmonyOS Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-heading: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
  --font-data: "JetBrains Mono", "SF Mono", ui-monospace, "Menlo", monospace;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-primary);
  background: var(--surface-app);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button { font-family: inherit; font-size: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ───────── App shell ───────── */
.app-frame {
  width: 1440px;
  height: 900px;
  display: grid;
  grid-template-columns: 232px 1fr;
  background: var(--surface-app);
  position: relative;
  overflow: hidden;
}

/* ───────── Sidebar (升级：任务导向) ───────── */
.sidebar {
  background: var(--surface-sidebar);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  padding: var(--space-panel) var(--space-cluster) var(--space-cluster);
  gap: 1px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 8px 16px;
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 10px;
}
.brand-mark {
  width: 28px; height: 28px; border-radius: 7px;
  background: var(--domain-ai-gradient);
  color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-heading);
  font-size: 15px; font-weight: 600;
  letter-spacing: 0;
  box-shadow: 0 1px 2px rgba(91,91,214,0.3);
}
.brand-name {
  font-weight: 600; letter-spacing: 0;
  font-size: 14px;
  color: var(--ink-primary);
}
.brand-tag {
  font-size: 10.5px; color: var(--ink-muted); margin-top: 1px;
  letter-spacing: 0.02em;
}
.brand-block { display: flex; flex-direction: column; }

.nav-section-label {
  font-size: 10.5px; color: var(--ink-disabled);
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 14px 10px 6px;
  font-weight: 500;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 10px;
  border-radius: var(--radius-md);
  color: var(--ink-secondary);
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  position: relative;
}
.nav-item:hover { background: var(--surface-muted); color: var(--ink-primary); }
.nav-item.active {
  background: var(--surface-page);
  color: var(--ink-primary);
  font-weight: 500;
  box-shadow: var(--shadow-research-panel);
}
.nav-item .ico { width: 15px; height: 15px; flex: 0 0 15px; }
/* 不同条目使用对应的语义色 */
.nav-item[data-key="home"] .ico { color: var(--ink-muted); }
.nav-item[data-key="projects"] .ico { color: var(--domain-project); }
.nav-item[data-key="papers"] .ico { color: var(--domain-paper); }
.nav-item[data-key="matches"] .ico { color: var(--domain-match); }
.nav-item[data-key="assistant"] .ico { color: var(--domain-ai); }
.nav-item[data-key="status"] .ico { color: var(--ink-muted); }
.nav-item[data-key="settings"] .ico { color: var(--ink-muted); }
.nav-item .count {
  margin-left: auto;
  font-size: 11px;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
  background: var(--surface-muted);
  border-radius: 10px;
  padding: 0 7px;
  height: 17px;
  line-height: 17px;
}
.nav-item.active .count { background: var(--surface-sidebar); }

.nav-item.assistant-cta {
  padding: 6px 9px;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--surface-sidebar), var(--surface-sidebar)) padding-box,
    linear-gradient(135deg, rgba(91, 91, 214, .24), rgba(126, 87, 240, .16)) border-box;
  color: var(--ink-secondary);
}
.nav-item.assistant-cta:hover {
  background:
    linear-gradient(135deg, rgba(91, 91, 214, .055), rgba(126, 87, 240, .04)) padding-box,
    linear-gradient(135deg, rgba(91, 91, 214, .30), rgba(126, 87, 240, .22)) border-box;
  color: var(--ink-primary);
}
.nav-item.assistant-cta.active {
  background:
    linear-gradient(var(--surface-page), var(--surface-page)) padding-box,
    linear-gradient(135deg, rgba(91, 91, 214, .34), rgba(126, 87, 240, .25)) border-box;
  color: var(--ink-primary);
}
.nav-item.assistant-cta .ico { color: var(--domain-ai); }
.nav-item.assistant-cta .new-tag { display: none; }

.sidebar-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-soft);
  padding-top: 10px;
  display: flex; flex-direction: column; gap: 4px;
}
.session-row {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px;
  border-radius: var(--radius-md);
  font-size: 12px;
  color: var(--ink-secondary);
}
.session-row .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--status-ok); }
.session-row .logout {
  margin-left: auto;
  background: none; border: none; padding: 2px 4px;
  color: var(--ink-muted); font-size: 11.5px;
  border-radius: 3px;
}
.session-row .logout:hover { color: var(--ink-primary); background: var(--surface-muted); }

.local-tag {
  font-size: 10.5px; color: var(--ink-muted);
  padding: 2px 10px 4px;
  display: flex; align-items: center; gap: 6px;
}
.local-tag .lock {
  width: 10px; height: 10px; color: var(--ink-muted);
}

/* ───────── Main ───────── */
.main {
  display: flex; flex-direction: column;
  min-width: 0;
  background: var(--surface-app);
}

.topbar {
  height: 56px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex; align-items: center;
  padding: 0 var(--space-page-x);
  gap: 14px;
  flex: 0 0 56px;
}
.page-title {
  font-size: 15px; font-weight: 600; letter-spacing: 0;
  display: flex; align-items: center; gap: 10px;
}
.page-title .swatch {
  width: 4px; height: 18px; border-radius: 2px;
  background: var(--domain-project);
}
.page-title.t-paper .swatch { background: var(--domain-paper); }
.page-title.t-match .swatch { background: var(--domain-match); }
.page-title.t-ai .swatch { background: var(--domain-ai); }
.page-title.t-status .swatch { background: var(--ink-muted); }
.page-count {
  font-size: 12px; color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}
.topbar-spacer { flex: 1; }

.search {
  display: flex; align-items: center; gap: 8px;
  height: 32px; padding: 0 12px;
  background: var(--surface-muted);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  width: 320px;
  color: var(--ink-muted);
  font-size: 12.5px;
  transition: border-color .15s, background .15s;
}
.search:hover { background: var(--surface-page); border-color: var(--border-strong); }
.search.lg { width: 560px; height: 38px; font-size: 13px; background: var(--surface-page); border-color: var(--border-strong); box-shadow: var(--shadow-research-panel); }
.search .ico { color: var(--ink-muted); }
.search .kbd {
  margin-left: auto;
  font-family: var(--font-data);
  font-size: 10.5px; color: var(--ink-disabled);
  border: 1px solid var(--border-strong);
  background: var(--surface-page);
  border-radius: 3px;
  padding: 0 4px;
  line-height: 14px;
}

/* toolbar */
.toolbar {
  display: flex; align-items: center; gap: 8px;
  padding: var(--space-cluster) var(--space-page-x);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  flex: 0 0 auto;
  background: var(--surface-page);
}
.toolbar-label {
  font-size: 11px; color: var(--ink-muted); letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-right: 4px;
}
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  height: 26px;
  padding: 0 10px;
  background: var(--surface-page);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 11.5px;
  color: var(--ink-secondary);
  white-space: nowrap;
}
.chip:hover { background: var(--surface-muted); }
.chip.active {
  background: var(--domain-project-soft);
  border-color: var(--domain-project-border);
  color: var(--domain-project-ink);
}
.chip .x { color: var(--ink-disabled); margin-left: 2px; cursor: pointer; }
.chip.active .x { color: var(--domain-project); }
.chip .caret { color: var(--ink-disabled); font-size: 9px; }

.chip-static {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; padding: 1px 8px;
  border-radius: 3px;
  background: var(--chip-surface);
  color: var(--ink-secondary);
  border: 1px solid var(--chip-border);
  white-space: nowrap;
  height: 19px;
  line-height: 1;
}
.chip-static.proj { background: var(--domain-project-soft); border-color: var(--domain-project-border); color: var(--domain-project-ink); }
.chip-static.paper { background: var(--domain-paper-soft); border-color: var(--domain-paper-border); color: var(--domain-paper-ink); }
.chip-static.match { background: var(--domain-match-soft); border-color: var(--domain-match-border); color: var(--domain-match-ink); }
.chip-static.ai { background: var(--domain-ai-soft); border-color: var(--domain-ai-border); color: var(--domain-ai-ink); }
.chip-static.pending { background: var(--status-to-review-soft); border-color: var(--status-to-review-border); color: var(--status-to-review-ink); }
.chip-static.ok { background: var(--status-ok-soft); border-color: var(--status-ok-border); color: #1F6E48; }
.chip-static.warn { background: var(--status-warning-soft); border-color: var(--status-warning-border); color: #8C5A0F; }
.chip-static.src-xm { background: #EEF4FB; border-color: #D6E4F4; color: #28548A; }
.chip-static.src-fj { background: #F4EFFA; border-color: #E1D6F1; color: #553F87; }
.chip-static.src-cnki { background: #F4EEEC; border-color: #E5D7D3; color: #7A4632; }
.chip-static.src-manual { background: #F0F2EE; border-color: #DEE2D8; color: #4A5A3F; }

.status-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.status-dot.ok { background: var(--status-ok); }
.status-dot.warn { background: var(--status-warning); }
.status-dot.pending { background: var(--status-to-review); }
.status-dot.muted { background: var(--ink-disabled); }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  height: 28px; padding: 0 12px;
  background: var(--surface-page);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  color: var(--ink-primary);
  font-size: 12px;
  transition: background .12s, border-color .12s;
}
.btn:hover { background: var(--surface-muted); border-color: var(--ink-disabled); }
.btn.primary {
  background: var(--domain-project);
  color: #fff;
  border-color: var(--domain-project);
}
.btn.primary:hover { background: var(--domain-project-ink); border-color: var(--domain-project-ink); }
.btn.ai {
  background: var(--domain-ai-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 1px 2px rgba(91,91,214,0.25);
}
.btn.ai:hover { filter: brightness(1.05); }
.btn.ghost { border-color: transparent; background: transparent; color: var(--ink-secondary); }
.btn.ghost:hover { background: var(--surface-muted); color: var(--ink-primary); }
.btn.sm { height: 24px; padding: 0 9px; font-size: 11.5px; gap: 4px; }
.btn-sm {
  height: 24px; padding: 0 9px; font-size: 11.5px;
  display: inline-flex; align-items: center; gap: 4px;
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  background: var(--surface-page); color: var(--ink-primary);
  font-family: inherit; cursor: pointer;
  white-space: nowrap;
}
.btn-sm:hover { background: var(--surface-muted); }
.btn.lg { height: 36px; padding: 0 16px; font-size: 13px; }

.view-switch {
  display: inline-flex;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 28px;
  background: var(--surface-page);
}
.view-switch button {
  height: 100%; padding: 0 12px;
  background: transparent; border: none;
  font-size: 11.5px; color: var(--ink-secondary);
  border-right: 1px solid var(--border-subtle);
}
.view-switch button:last-child { border-right: none; }
.view-switch button.on { background: var(--surface-muted); color: var(--ink-primary); font-weight: 500; }

/* ───────── Content / Table ───────── */
.content { flex: 1 1 auto; overflow: auto; min-height: 0; }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
.table thead th {
  position: sticky; top: 0; z-index: 1;
  background: var(--surface-page);
  border-bottom: 1px solid var(--border-subtle);
  text-align: left;
  font-weight: 500;
  color: var(--ink-muted);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 10px 14px;
  user-select: none;
}
.table tbody td {
  border-bottom: 1px solid var(--border-soft);
  padding: 12px 14px;
  vertical-align: top;
  color: var(--ink-primary);
}
.table tbody tr { cursor: pointer; }
.table tbody tr:hover td { background: var(--surface-row-hover); }
.table tbody tr.selected td { background: var(--domain-project-soft); }
.table tbody tr.selected td:first-child { box-shadow: inset 3px 0 0 var(--domain-project); }
/* paper context */
.table.t-paper tbody tr.selected td { background: var(--domain-paper-soft); }
.table.t-paper tbody tr.selected td:first-child { box-shadow: inset 3px 0 0 var(--domain-paper); }

.cell-title {
  font-weight: 500;
  color: var(--ink-primary);
  letter-spacing: 0;
  line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.cell-sub { font-size: 11.5px; color: var(--ink-muted); margin-top: 4px; }
.cell-num { font-variant-numeric: tabular-nums; color: var(--ink-secondary); }
.cell-mono { font-family: var(--font-data); font-size: 11.5px; color: var(--ink-secondary); }

/* relevance pill — 替代赤裸数字 */
.rel {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11.5px;
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid;
  white-space: nowrap;
}
.rel .pct { font-variant-numeric: tabular-nums; opacity: 0.7; font-size: 10.5px; }
.rel.hi { background: var(--relevance-high-soft); border-color: var(--relevance-high-border); color: #1F6E48; }
.rel.md { background: var(--relevance-medium-soft); border-color: var(--relevance-medium-border); color: var(--domain-project-ink); }
.rel.lo { background: var(--relevance-low-soft); border-color: var(--relevance-low-border); color: var(--ink-secondary); }
.rel.confirmed { background: var(--status-ok-soft); border-color: var(--status-ok-border); color: #1F6E48; }
.rel.check { background: var(--relevance-review-soft); border-color: var(--relevance-review-border); color: var(--status-to-review-ink); }

/* status pill — 项目阶段（教师语言） */
.status-pill {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 3px;
  background: var(--surface-muted);
  border: 1px solid var(--border-strong);
  color: var(--ink-secondary);
  white-space: nowrap;
}
.status-pill.approved { background: var(--domain-project-soft); border-color: var(--domain-project-border); color: var(--domain-project-ink); }
.status-pill.completed { background: var(--status-ok-soft); border-color: var(--status-ok-border); color: #1F6E48; }
.status-pill.proposed { background: var(--status-warning-soft); border-color: var(--status-warning-border); color: #8C5A0F; }
.status-pill.award { background: var(--status-to-review-soft); border-color: var(--status-to-review-border); color: var(--status-to-review-ink); }
.status-pill.unknown { background: var(--surface-muted); color: var(--ink-muted); }
.status-pill.pending { background: var(--status-to-review-soft); border-color: var(--status-to-review-border); color: var(--status-to-review-ink); }

/* small badges */
.ai-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 10.5px;
  padding: 1px 7px;
  border-radius: 3px;
  background: var(--domain-ai-soft);
  color: var(--domain-ai-ink);
  border: 1px solid var(--domain-ai-border);
  font-variant-numeric: tabular-nums;
}
.ai-badge.empty { background: var(--surface-muted); color: var(--ink-muted); border-color: var(--border-subtle); }
.ai-badge.err { background: var(--status-error-soft); color: var(--status-error); border-color: var(--status-error-border); }
.ai-badge::before {
  content: "✦";
  font-size: 9px; opacity: 0.8;
}
.ai-badge.empty::before, .ai-badge.err::before { content: ""; display: none; }

/* ───────── Drawer ───────── */
.drawer-mask {
  position: absolute; inset: 0;
  background: rgba(20, 22, 28, 0.18);
  z-index: 40;
}
.drawer {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: 540px;
  background: var(--surface-page);
  box-shadow: var(--shadow-side-drawer);
  z-index: 50;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.drawer.layer-2 {
  width: 580px;
  z-index: 60;
  box-shadow: var(--shadow-deep-drawer);
}
.drawer-head {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-subtle);
  flex: 0 0 auto;
  background: var(--surface-page);
}
.drawer-head .crumbs {
  font-size: 11.5px; color: var(--ink-muted);
  display: flex; align-items: center; gap: 6px;
}
.drawer-head .crumbs .sep { color: var(--ink-disabled); }
.drawer-head .actions { margin-left: auto; display: flex; gap: 4px; }
.icon-btn {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--ink-muted);
}
.icon-btn:hover { background: var(--surface-muted); color: var(--ink-primary); border-color: var(--border-subtle); }

.drawer-body {
  flex: 1 1 auto; overflow: auto;
  padding: 20px 22px 30px;
}
.drawer-body section + section { margin-top: 24px; }

.detail-title {
  font-family: var(--font-heading);
  color: var(--ink-title);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.32;
  margin: 0 0 8px;
}
.detail-meta {
  font-size: 12px; color: var(--ink-secondary);
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.detail-meta .sep { color: var(--ink-disabled); }
.detail-chips { margin-top: 10px; display: flex; gap: 6px; flex-wrap: wrap; }

.section-label {
  font-size: 11px;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  margin-bottom: 10px;
  display: flex; align-items: center; gap: 8px;
}
.section-label .count { color: var(--ink-disabled); font-variant-numeric: tabular-nums; }
.section-label .right { margin-left: auto; }

.kv-grid {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 7px 14px;
  font-size: 12.5px;
}
.kv-grid dt { color: var(--ink-muted); }
.kv-grid dd { margin: 0; color: var(--ink-primary); }
.kv-grid .mono { font-family: var(--font-data); font-size: 11.5px; color: var(--ink-secondary); word-break: break-all; }
.kv-grid a.link { color: var(--domain-project); }
.kv-grid a.link:hover { text-decoration: underline; }

.abstract {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-primary);
  font-feature-settings: "palt";
}
.abstract .missing {
  color: var(--ink-muted);
  font-style: italic;
  font-size: 12.5px;
}

.kw-list { display: flex; gap: 6px; flex-wrap: wrap; }
.kw {
  display: inline-flex; align-items: center;
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 3px;
  background: var(--domain-paper-soft);
  border: 1px solid var(--domain-paper-border);
  color: var(--domain-paper-ink);
  cursor: pointer;
}
.kw:hover { background: #D6EBE6; }

/* mini cross-link list */
.cross-list {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-page);
}
.cross-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--border-soft);
  cursor: pointer;
  align-items: center;
}
.cross-row:last-child { border-bottom: none; }
.cross-row:hover { background: var(--surface-row-hover); }
.cross-row .ttl { font-size: 12.5px; line-height: 1.45; color: var(--ink-primary); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-weight: 500; }
.cross-row .meta { font-size: 11px; color: var(--ink-muted); margin-top: 3px; }

.empty-inline {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
  color: var(--ink-muted);
  font-size: 12.5px;
  line-height: 1.7;
  background: var(--surface-sidebar);
}
.empty-inline .em { color: var(--ink-secondary); font-weight: 500; display: block; margin-bottom: 2px; }

/* ───────── AI panel ───────── */
.ai-panel {
  border: 1px solid var(--domain-ai-border);
  border-radius: var(--radius-lg);
  background: var(--domain-ai-soft-gradient);
  padding: 18px 20px;
}
.ai-panel.err { border-color: var(--status-error-border); background: linear-gradient(180deg, #FDF7F6 0%, #FBECEA 100%); }
.ai-panel.empty { background: var(--surface-sidebar); border: 1px dashed var(--border-strong); }

.ai-disclaimer {
  font-size: 11px;
  color: var(--ink-muted);
  display: flex; align-items: flex-start; gap: 6px;
  line-height: 1.55;
  margin-bottom: 14px;
  padding: 8px 10px;
  background: rgba(255,255,255,0.6);
  border-radius: var(--radius-sm);
  border: 1px solid var(--domain-ai-border);
}
.ai-disclaimer::before {
  content: "i";
  font-family: var(--font-heading);
  font-style: italic;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1px solid var(--domain-ai);
  display: inline-grid; place-items: center;
  font-size: 10px; color: var(--domain-ai);
  flex: 0 0 14px;
  margin-top: 1px;
  background: #fff;
}

.ai-empty-cta {
  text-align: center;
  padding: 18px 8px 8px;
}
.ai-empty-cta .head {
  font-size: 14px; color: var(--ink-primary);
  margin-bottom: 6px;
  font-weight: 500;
}
.ai-empty-cta .desc {
  font-size: 12px; color: var(--ink-muted);
  margin-bottom: 14px;
  line-height: 1.6;
}

.ai-success-head {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 14px;
}
.ai-success-head .ttl {
  font-size: 12.5px; font-weight: 600; color: var(--domain-ai-ink);
  display: flex; align-items: center; gap: 6px;
}
.ai-success-head .gen-time {
  margin-left: auto;
  font-size: 11px; color: var(--ink-muted);
}

.ai-conclusion {
  font-family: var(--font-heading);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-title);
  font-weight: 500;
  padding: 12px 14px;
  background: rgba(255,255,255,0.7);
  border-left: 3px solid var(--domain-ai);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 14px;
}

.ai-section-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--domain-ai-ink);
  margin: 16px 0 6px;
  letter-spacing: 0.01em;
  display: flex; align-items: center; gap: 8px;
}
.ai-section-title .num {
  display: inline-grid; place-items: center;
  width: 18px; height: 18px;
  border-radius: 4px;
  background: var(--domain-ai);
  color: #fff;
  font-family: var(--font-ui); font-size: 10.5px; font-weight: 600;
}
.ai-section-body {
  font-size: 13px; line-height: 1.8; color: var(--ink-primary);
  padding-left: 26px;
}
.ai-section-body ul { margin: 4px 0; padding-left: 18px; }
.ai-section-body li { margin: 2px 0; }

.ai-foot {
  display: flex; align-items: center; gap: 10px;
  border-top: 1px solid var(--domain-ai-border);
  margin-top: 18px; padding-top: 12px;
  font-size: 11px; color: var(--ink-muted);
  flex-wrap: wrap;
}
.ai-foot .right { margin-left: auto; display: flex; gap: 6px; }
.ai-foot .tech-detail {
  color: var(--ink-muted);
  font-size: 11px;
  cursor: pointer;
}
.ai-foot .tech-detail:hover { color: var(--ink-secondary); text-decoration: underline; }

.ai-skeleton {
  display: flex; flex-direction: column; gap: 10px;
  padding: 8px 0 4px;
}
.ai-skeleton .row {
  height: 10px;
  background: linear-gradient(90deg, rgba(255,255,255,0.5) 0%, var(--domain-ai-soft) 50%, rgba(255,255,255,0.5) 100%);
  background-size: 200% 100%;
  border-radius: 3px;
  animation: shimmer 1.4s linear infinite;
}
.ai-skeleton .row.w70 { width: 70%; }
.ai-skeleton .row.w90 { width: 90%; }
.ai-skeleton .row.w50 { width: 50%; }
.ai-loading-status {
  font-size: 12.5px; color: var(--domain-ai-ink);
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 12px;
  font-weight: 500;
}
.ai-loading-status .spinner {
  width: 14px; height: 14px;
  border: 2px solid var(--domain-ai-border);
  border-top-color: var(--domain-ai);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
@keyframes spin { to { transform: rotate(360deg); } }

.ai-err-card {
  display: flex; flex-direction: column; gap: 10px;
}
.ai-err-card .ttl { color: var(--status-error); font-weight: 600; font-size: 13.5px; display: flex; align-items: center; gap: 6px; }
.ai-err-card .reason { font-size: 12.5px; color: var(--ink-primary); line-height: 1.7; }
.ai-err-card .actions { display: flex; gap: 8px; align-items: center; }
.ai-err-card .trace-detail {
  font-size: 11px; color: var(--ink-muted);
  cursor: pointer;
}
.ai-err-card .trace-detail:hover { color: var(--ink-secondary); text-decoration: underline; }

/* follow-up Q box */
.followup-box {
  margin-top: 16px;
  border: 1px solid var(--domain-ai-border);
  border-radius: var(--radius-md);
  background: var(--surface-page);
  padding: 4px;
  display: flex; align-items: center; gap: 4px;
}
.followup-box input {
  flex: 1;
  border: none;
  outline: none;
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
  background: transparent;
  color: var(--ink-primary);
}
.followup-box input::placeholder { color: var(--ink-disabled); }
.followup-suggest {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-top: 10px;
}
.followup-suggest .sg {
  font-size: 11.5px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--domain-ai-border);
  border-radius: 999px;
  color: var(--domain-ai-ink);
  cursor: pointer;
}
.followup-suggest .sg:hover { background: #fff; }

/* ───────── Source footer ───────── */
.source-foot {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  font-size: 11.5px; color: var(--ink-muted);
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.source-foot details { font-size: 11px; }
.source-foot summary { cursor: pointer; color: var(--ink-muted); }
.source-foot summary:hover { color: var(--ink-secondary); }
.source-foot .v { color: var(--ink-secondary); font-family: var(--font-data); font-size: 11px; }

/* ───────── Empty / error ───────── */
.empty-state {
  text-align: center; padding: 70px 24px;
  color: var(--ink-muted);
}
.empty-state .em { color: var(--ink-primary); font-weight: 500; font-size: 14px; margin-bottom: 6px; }
.empty-state code { font-family: var(--font-data); font-size: 11.5px; background: var(--surface-muted); padding: 1px 6px; border-radius: 3px; color: var(--ink-secondary); }

.skel { background: linear-gradient(90deg, var(--surface-muted) 0%, #F7F8FB 50%, var(--surface-muted) 100%); background-size: 200% 100%; animation: shimmer 1.4s linear infinite; border-radius: 3px; display: inline-block; }

/* ───────── Login ───────── */
.login-page {
  width: 1440px; height: 900px;
  background: var(--surface-sidebar);
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  overflow: hidden;
}

.login-side {
  display: flex; flex-direction: column;
  justify-content: center;
  padding: 0 80px;
  position: relative;
}
.login-side .crest {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 36px;
}
.login-side .crest .brand-mark {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--domain-ai-gradient);
  color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-heading); font-size: 18px; font-weight: 600;
  box-shadow: 0 2px 6px rgba(91,91,214,0.3);
}
.login-side .crest .brand-name { font-weight: 600; font-size: 17px; letter-spacing: 0; }
.login-side .crest .brand-sub { font-size: 11.5px; color: var(--ink-muted); margin-top: 2px; }

.login-headline {
  font-family: var(--font-heading);
  font-size: 32px; font-weight: 600;
  color: var(--ink-title);
  letter-spacing: 0;
  line-height: 1.3;
  margin: 0 0 14px;
}
.login-lead {
  font-size: 14px; color: var(--ink-secondary);
  line-height: 1.7;
  margin-bottom: 30px;
  max-width: 460px;
}
.login-card {
  background: var(--surface-page);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 28px 22px;
  box-shadow: var(--shadow-research-panel);
  max-width: 420px;
}
.field {
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 14px;
}
.field label {
  font-size: 11.5px;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}
.input {
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-page);
  font-size: 14px;
  color: var(--ink-primary);
  font-family: inherit;
  outline: none;
  transition: border-color .12s, box-shadow .12s;
}
.input:focus { border-color: var(--domain-ai); box-shadow: 0 0 0 3px var(--domain-ai-soft); }
.input.password { font-family: var(--font-data); letter-spacing: 0.2em; }

.login-card .btn { width: 100%; justify-content: center; height: 42px; font-size: 14px; }
.login-card .btn.ai { box-shadow: 0 2px 8px rgba(91,91,214,0.28); }
.login-card .help {
  font-size: 11.5px; color: var(--ink-muted);
  margin-top: 14px; padding-top: 14px;
  border-top: 1px solid var(--border-soft);
  line-height: 1.6;
  display: flex; align-items: flex-start; gap: 8px;
}
.login-card .help .lock {
  color: var(--status-ok); flex: 0 0 auto; margin-top: 2px;
}

.login-features {
  background: var(--surface-page);
  display: flex; flex-direction: column;
  justify-content: center;
  padding: 0 80px;
  border-left: 1px solid var(--border-subtle);
  position: relative;
}
.login-features .group-title {
  font-size: 11.5px; color: var(--ink-muted);
  text-transform: uppercase; letter-spacing: 0.1em;
  margin-bottom: 18px;
}
.feature-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.feature {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 16px 16px 14px;
  background: var(--surface-page);
}
.feature .ico-wrap {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: grid; place-items: center;
  margin-bottom: 10px;
}
.feature.proj .ico-wrap { background: var(--domain-project-soft); color: var(--domain-project); }
.feature.paper .ico-wrap { background: var(--domain-paper-soft); color: var(--domain-paper); }
.feature.match .ico-wrap { background: var(--domain-match-soft); color: var(--domain-match); }
.feature.ai .ico-wrap { background: var(--domain-ai-soft); color: var(--domain-ai); }
.feature .ttl { font-size: 13px; font-weight: 600; color: var(--ink-primary); margin-bottom: 4px; }
.feature .desc { font-size: 11.5px; color: var(--ink-muted); line-height: 1.6; }

/* ───────── Workbench shell ───────── */
.workbench-shell {
  width: 100%;
  min-height: 100vh;
  height: 100vh;
  overflow: hidden;
  background: var(--surface-app);
}
.workbench-shell .main {
  min-height: 0;
  height: 100vh;
  background: var(--surface-app);
}
.workbench-shell .topbar {
  background: var(--surface-page);
}
.workbench-home .page-title {
  font-size: 15px;
}
.topbar-note {
  font-size: 12px;
  color: var(--ink-muted);
}
.mobile-menu-button {
  display: none;
  width: 34px;
  height: 34px;
}
.mobile-menu-button .ico {
  width: 17px;
  height: 17px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.home {
  flex: 1 1 auto;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 18px var(--space-page-x) 24px;
  background:
    linear-gradient(90deg, rgba(45, 91, 215, .05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(14, 140, 124, .04) 1px, transparent 1px),
    var(--surface-app);
  background-size: 36px 36px;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}
.home-map-hero {
  min-height: calc(100vh - 96px);
  display: grid;
  grid-template-columns: minmax(360px, .78fr) minmax(560px, 1.22fr);
  gap: 24px;
  align-items: center;
}
.home-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px 8px 28px 0;
}
.home-kicker {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  min-height: 26px;
  padding: 0 10px;
  border: 1px solid var(--domain-paper-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .78);
  color: var(--domain-paper-ink);
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(15, 24, 38, .04);
}
.home h1 {
  max-width: 560px;
  margin: 16px 0 10px;
  font-family: var(--font-heading);
  font-size: 42px;
  line-height: 1.12;
  color: var(--ink-title);
  font-weight: 600;
  letter-spacing: 0;
}
.home-lead {
  max-width: 520px;
  margin: 0;
  color: var(--ink-secondary);
  font-size: 15px;
  line-height: 1.75;
}
.home-search {
  width: min(720px, 100%);
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.home-search-field {
  min-height: 56px;
  min-width: 0;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  box-shadow: 0 18px 44px rgba(22, 31, 49, .09);
}
.home-search .ico {
  color: var(--ink-muted);
  flex: 0 0 16px;
}
.home-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink-primary);
  font-family: inherit;
  font-size: 14px;
}
.home-search input::placeholder {
  color: var(--ink-disabled);
}
.home-search-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
}
.search-route {
  min-width: 0;
  min-height: 68px;
  border: 1px solid var(--domain-project-border);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .88);
  color: var(--domain-project-ink);
  padding: 11px 12px;
  text-align: left;
  box-shadow: 0 12px 30px rgba(22, 31, 49, .06);
  cursor: pointer;
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}
.search-route:hover,
.search-route:focus-visible {
  transform: translateY(-1px);
  border-color: var(--domain-project);
  box-shadow: 0 16px 36px rgba(22, 31, 49, .10);
  outline: none;
}
.search-route span,
.search-route strong {
  display: block;
}
.search-route span {
  color: var(--ink-title);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.35;
}
.search-route strong {
  margin-top: 4px;
  color: var(--ink-muted);
  font-size: 11.5px;
  font-weight: 500;
  line-height: 1.45;
}
.search-route.paper {
  border-color: var(--domain-paper-border);
  color: var(--domain-paper-ink);
}
.search-route.paper:hover,
.search-route.paper:focus-visible {
  border-color: var(--domain-paper);
}
.search-route.ai {
  border-color: var(--domain-ai-border);
  color: var(--domain-ai-ink);
  background: var(--domain-ai-soft);
}
.search-route.ai:hover,
.search-route.ai:focus-visible {
  border-color: var(--domain-ai);
}
.home-data-map {
  min-width: 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .94), rgba(255, 255, 255, .88)),
    var(--surface-page);
  padding: 16px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 56px rgba(22, 31, 49, .10);
}
.home-data-map::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(45, 91, 215, .07) 1px, transparent 1px),
    linear-gradient(180deg, rgba(107, 79, 190, .06) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}
.home-data-head,
.map-canvas,
.year-volume {
  position: relative;
  z-index: 1;
}
.home-data-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.home-data-head h2 {
  margin: 2px 0 0;
  color: var(--ink-primary);
  font-size: 16px;
  line-height: 1.35;
}
.home-data-head > span {
  min-height: 24px;
  display: inline-flex;
  align-items: center;
  padding: 0 8px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: var(--surface-page);
  color: var(--ink-muted);
  font-size: 11.5px;
}
.map-canvas {
  height: 276px;
  margin-top: 14px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: rgba(250, 250, 247, .78);
  overflow: hidden;
}
.map-canvas::before {
  content: "";
  position: absolute;
  width: 216px;
  height: 216px;
  left: calc(50% - 108px);
  top: calc(50% - 108px);
  border: 1px dashed rgba(83, 90, 102, .24);
  border-radius: 50%;
}
.map-link {
  position: absolute;
  height: 2px;
  background: linear-gradient(90deg, rgba(45, 91, 215, .18), rgba(14, 140, 124, .42));
  transform-origin: left center;
}
.link-project { width: 184px; left: 41%; top: 43%; transform: rotate(-158deg); }
.link-paper { width: 190px; left: 51%; top: 43%; transform: rotate(-19deg); }
.link-match { width: 136px; left: 50%; top: 56%; transform: rotate(88deg); background: linear-gradient(90deg, rgba(107, 79, 190, .18), rgba(107, 79, 190, .5)); }
.map-node {
  position: absolute;
  min-width: 132px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .92);
  padding: 12px 14px;
  box-shadow: 0 14px 30px rgba(22, 31, 49, .08);
}
.map-node span {
  display: block;
  color: var(--ink-muted);
  font-size: 11px;
  line-height: 1.3;
}
.map-node strong {
  display: block;
  margin-top: 2px;
  color: var(--ink-primary);
  font-family: var(--font-heading);
  font-size: 21px;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.map-core {
  left: calc(50% - 78px);
  top: calc(50% - 39px);
  min-width: 156px;
  text-align: center;
  border-color: var(--domain-match-border);
}
.map-project {
  left: 24px;
  top: 34px;
  border-color: var(--domain-project-border);
}
.map-paper {
  right: 24px;
  top: 42px;
  border-color: var(--domain-paper-border);
}
.map-match {
  left: calc(50% - 73px);
  bottom: 24px;
  border-color: var(--domain-match-border);
}
.viz-title {
  color: var(--ink-primary);
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.35;
}
.year-volume {
  margin-top: 14px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .8);
  padding: 13px 14px 12px;
  display: grid;
  gap: 10px;
}
.year-volume-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.year-volume-table {
  display: grid;
  gap: 7px;
}
.year-volume-row {
  display: grid;
  grid-template-columns: 42px minmax(84px, .9fr) 58px minmax(112px, 1.1fr) 68px;
  align-items: center;
  gap: 8px;
  color: var(--ink-muted);
  font-size: 11.5px;
}
.year-volume-row .year {
  color: var(--ink-secondary);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.meter {
  height: 8px;
  border-radius: 999px;
  background: var(--surface-muted);
  overflow: hidden;
}
.meter i {
  display: block;
  height: 100%;
  border-radius: inherit;
}
.meter.project i {
  background: var(--domain-project);
}
.meter.paper i {
  background: var(--domain-paper);
}
.year-volume-row strong {
  color: var(--ink-primary);
  font-size: 11.5px;
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}
.trend-legend {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink-muted);
  font-size: 11px;
}
.trend-legend span::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 5px;
  border-radius: 2px;
  vertical-align: 1px;
}
.trend-legend .project::before { background: var(--domain-project); }
.trend-legend .paper::before { background: var(--domain-paper); }
@media (prefers-reduced-motion: no-preference) {
  .home-copy,
  .home-data-map {
    animation: home-rise .44s ease both;
  }
  .home-data-map { animation-delay: .06s; }
}
@keyframes home-rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 1200px) {
  .home-map-hero {
    grid-template-columns: 1fr;
  }
  .home-copy {
    padding: 6px 0 0;
  }
  .home h1 {
    max-width: 800px;
    font-size: 34px;
  }
  .home-data-map {
    min-height: 0;
  }
}
@media (max-width: 900px) {
  .home {
    padding: 18px 16px 28px;
    gap: 12px;
  }
  .home-map-hero {
    min-height: 0;
  }
  .home h1 {
    font-size: 30px;
  }
  .home-search {
    grid-template-columns: 1fr;
  }
  .home-search-actions {
    grid-template-columns: 1fr;
  }
  .map-canvas {
    height: 196px;
  }
}
@media (max-width: 640px) {
  .home h1 {
    font-size: 25px;
  }
  .home-lead {
    font-size: 13.5px;
  }
  .home-data-map {
    padding: 13px;
  }
  .home-data-head {
    flex-direction: column;
    gap: 6px;
  }
  .map-canvas {
    height: 250px;
  }
  .map-core {
    left: calc(50% - 62px);
    top: 90px;
  }
  .map-project {
    left: 12px;
    top: 16px;
  }
  .map-paper {
    right: 12px;
    top: 16px;
  }
  .map-match {
    bottom: 14px;
  }
  .link-project,
  .link-paper,
  .link-match {
    display: none;
  }
}
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(20, 22, 28, 0.34);
}
.mobile-drawer-backdrop[hidden] {
  display: none;
}
.mobile-drawer-panel {
  width: min(290px, 86vw);
  min-height: 100%;
  background: var(--surface-sidebar);
  box-shadow: var(--shadow-deep-drawer);
}
.mobile-drawer-panel .sidebar {
  width: 100%;
  min-height: 100vh;
  border-right: 0;
}
body.drawer-open {
  overflow: hidden;
}
@media (max-width: 900px) {
  .app-frame.workbench-shell {
    grid-template-columns: 1fr;
  }
  .workbench-shell > .sidebar {
    display: none;
  }
  .mobile-menu-button {
    display: inline-grid;
  }
  .workbench-shell .topbar {
    padding: 0 16px;
  }
}
@media (max-width: 560px) {
  .home-search {
    height: auto;
    min-height: 44px;
    align-items: stretch;
    flex-direction: column;
    flex-wrap: wrap;
    padding: 12px;
  }
  .home-search input {
    flex: 0 0 auto;
    width: 100%;
    min-height: 34px;
  }
  .search-submit {
    flex: 0 0 auto;
    justify-content: center;
    width: 100%;
    max-width: 100%;
  }
  .topbar-note {
    display: none;
  }
}

/* ───────── Match analysis ───────── */
.match-arrow { color: var(--domain-match); padding: 0 4px; font-family: var(--font-heading); font-size: 14px; }
.dim-chips { display: flex; gap: 4px; flex-wrap: wrap; }
.dim-chip {
  display: inline-flex; align-items: center;
  font-size: 10.5px;
  padding: 1px 7px;
  border-radius: 3px;
  background: var(--domain-match-soft);
  color: var(--domain-match-ink);
  border: 1px solid var(--domain-match-border);
  white-space: nowrap;
}
.dim-chip.warn { background: var(--status-warning-soft); border-color: var(--status-warning-border); color: #8C5A0F; }
.dim-chip.ok { background: var(--status-ok-soft); border-color: var(--status-ok-border); color: #1F6E48; }
.dim-chip.review { background: var(--status-to-review-soft); border-color: var(--status-to-review-border); color: var(--status-to-review-ink); }
.dim-chip.muted { background: var(--surface-muted); border-color: var(--border-strong); color: var(--ink-secondary); }
.dim-chip.evidence-number { background: #EEF4FF; border-color: #BFD0FF; color: #2F4E9B; }
.dim-chip.evidence-topic { background: #FFF6DB; border-color: #E5C869; color: #7A5A10; }
.dim-chip.evidence-author { background: #EAF7EF; border-color: #B8D9C5; color: #256344; }
.dim-chip.evidence-muted { background: var(--surface-muted); border-color: var(--border-strong); color: var(--ink-secondary); }

.expanded-row { background: var(--surface-row-hover) !important; }
.expanded-detail {
  background: var(--surface-row-hover);
  border-bottom: 1px solid var(--border-subtle);
  padding: 18px 24px 24px;
}
.match-pair {
  display: grid; grid-template-columns: 1fr 90px 1fr;
  gap: 16px; align-items: stretch;
  margin-bottom: 18px;
}
.pair-card {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  padding: 14px 16px;
  position: relative;
}
.pair-card.t-proj { border-top: 3px solid var(--domain-project); }
.pair-card.t-paper { border-top: 3px solid var(--domain-paper); }
.pair-card .ptype { font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; font-weight: 500; }
.pair-card.t-proj .ptype { color: var(--domain-project); }
.pair-card.t-paper .ptype { color: var(--domain-paper); }
.pair-card .pttl { font-family: var(--font-heading); font-size: 14.5px; font-weight: 600; color: var(--ink-title); line-height: 1.4; margin-bottom: 6px; }
.pair-card .pmeta { font-size: 11.5px; color: var(--ink-muted); }
.pair-mid { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; }
.pair-mid .rel-big {
  font-size: 14px;
  padding: 6px 14px;
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid;
}
.pair-mid .rel-big.hi { background: var(--relevance-high-soft); border-color: var(--relevance-high-border); color: #1F6E48; }
.pair-mid .rel-big.md { background: var(--relevance-medium-soft); border-color: var(--relevance-medium-border); color: var(--domain-project-ink); }
.pair-mid .rel-big.lo { background: var(--relevance-low-soft); border-color: var(--relevance-low-border); color: var(--ink-secondary); }
.pair-mid .rel-big.check { background: var(--relevance-review-soft); border-color: var(--relevance-review-border); color: var(--status-to-review-ink); }
.pair-mid .pct {
  font-family: var(--font-heading);
  font-size: 18px; color: var(--domain-match-ink);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.pair-mid .lbl { font-size: 10.5px; color: var(--ink-muted); letter-spacing: 0.06em; text-transform: uppercase; }
.pair-mid .line { width: 100%; height: 1px; background: var(--domain-match-border); position: relative; }
.pair-mid .line::before, .pair-mid .line::after { content: ""; position: absolute; top: -2px; width: 5px; height: 5px; border-radius: 50%; background: var(--domain-match); }
.pair-mid .line::before { left: 0; }
.pair-mid .line::after { right: 0; }

.reasons-list {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  overflow: hidden;
}
.reasons-list .head {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-muted); font-weight: 500;
}
.reason-row {
  display: grid;
  grid-template-columns: 140px 1fr 28px;
  gap: 14px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 12.5px;
  align-items: center;
}
.reason-row:last-child { border-bottom: none; }
.reason-row .dim { display: flex; align-items: center; gap: 6px; }
.reason-row .evi { color: var(--ink-primary); line-height: 1.55; }
.reason-row .evi code { font-family: var(--font-data); font-size: 11.5px; background: var(--surface-muted); border: 1px solid var(--border-subtle); border-radius: 3px; padding: 1px 5px; color: var(--ink-primary); }
.reason-row .check {
  text-align: center;
  color: var(--status-ok); font-size: 14px;
}
.reason-row .check.x { color: var(--ink-disabled); }

.match-disclaimer {
  margin-top: 14px;
  padding: 12px 14px;
  background: var(--domain-match-soft);
  border: 1px solid var(--domain-match-border);
  border-radius: var(--radius-md);
  font-size: 12px;
  color: var(--domain-match-ink);
  line-height: 1.6;
  display: flex; gap: 8px;
}
.match-disclaimer::before {
  content: "i";
  font-family: var(--font-heading);
  font-style: italic;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1px solid var(--domain-match);
  display: inline-grid; place-items: center;
  font-size: 10px; color: var(--domain-match);
  flex: 0 0 14px;
  margin-top: 1px;
  background: #fff;
}
.match-action-row {
  margin-top: 12px;
  display: flex; gap: 8px; flex-wrap: wrap;
}

.threshold-slider {
  display: flex; align-items: center; gap: 10px;
  font-size: 11.5px; color: var(--ink-secondary);
}
.threshold-slider .track {
  width: 140px; height: 4px;
  background: var(--surface-muted);
  border-radius: 2px;
  position: relative;
}
.threshold-slider .track .fill { position: absolute; left: 0; top: 0; bottom: 0; background: var(--domain-match); border-radius: 2px; }
.threshold-slider .track .knob {
  position: absolute; top: 50%; transform: translate(-50%, -50%);
  width: 14px; height: 14px;
  background: var(--surface-page);
  border: 1.5px solid var(--domain-match);
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}
.threshold-slider .v { font-variant-numeric: tabular-nums; min-width: 28px; }

/* ───────── Assistant page ───────── */
.assistant-frame {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 370px);
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.assistant-side {
  border-right: 1px solid var(--border-subtle);
  background: var(--surface-sidebar);
  padding: 18px 14px;
  overflow: auto;
}
.assistant-side .group {
  margin-bottom: 18px;
}
.assistant-side .group-ttl {
  font-size: 10.5px; color: var(--ink-muted);
  text-transform: uppercase; letter-spacing: 0.08em;
  font-weight: 500;
  padding: 4px 10px;
  margin-bottom: 4px;
}
.assistant-side .qtmpl {
  width: 100%;
  display: block;
  text-align: left;
  font-size: 12.5px; color: var(--ink-secondary);
  padding: 7px 10px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
  line-height: 1.5;
}
.assistant-side .qtmpl:hover { background: var(--surface-page); color: var(--ink-primary); }
.assistant-side .qtmpl.active { background: var(--domain-ai-soft); color: var(--domain-ai-ink); font-weight: 500; }
.assistant-side .qtmpl:disabled { cursor: wait; opacity: .68; }

.assistant-main {
  display: flex; flex-direction: column;
  min-width: 0;
  min-height: 0;
  background: var(--surface-reading);
}
.assistant-stream {
  flex: 1;
  overflow: auto;
  padding: 28px clamp(20px, 4vw, 48px) 16px;
  overscroll-behavior: contain;
}
.assistant-input-wrap {
  border-top: 1px solid var(--border-subtle);
  padding: 12px clamp(18px, 3vw, 32px) 18px;
  background: var(--surface-page);
}
.assistant-preset-rail {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.preset-pill {
  min-height: 28px;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 0 12px;
  background: #F4F5F7;
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}
.preset-pill:hover {
  background: var(--surface-muted);
  border-color: var(--border-strong);
  color: var(--ink-primary);
  transform: translateY(-1px);
}
.preset-pill:disabled {
  cursor: wait;
  opacity: .62;
  transform: none;
}
.assistant-input {
  display: flex; align-items: flex-start; gap: 8px;
  border: 1.5px solid var(--domain-ai-border);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  padding: 10px 12px;
  box-shadow: 0 1px 3px rgba(91,91,214,0.06);
  transition: border-color .15s;
}
.assistant-input:focus-within { border-color: var(--domain-ai); box-shadow: 0 0 0 3px var(--domain-ai-soft); }
.assistant-input textarea {
  flex: 1;
  border: none; outline: none;
  resize: none;
  height: 44px;
  font-size: 13.5px;
  font-family: inherit;
  color: var(--ink-primary);
  line-height: 1.6;
  background: transparent;
}
.assistant-input textarea::placeholder { color: var(--ink-disabled); }
.assistant-input .send-btn {
  flex: 0 0 auto;
  width: 36px; height: 36px;
  background: var(--domain-ai-gradient);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  display: grid; place-items: center;
}
.assistant-input .send-btn:disabled {
  cursor: wait;
  opacity: .55;
}
.assistant-answer-text {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.assistant-answer-text.assistant-markdown {
  white-space: normal;
}
.assistant-markdown {
  display: grid;
  gap: 8px;
}
.assistant-md-heading {
  margin: 8px 0 2px;
  color: var(--ink-title);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.45;
}
.assistant-md-p {
  margin: 0;
  color: var(--ink-primary);
  line-height: 1.85;
}
.assistant-md-list {
  margin: 0;
  padding-left: 22px;
  display: grid;
  gap: 6px;
}
.assistant-md-list li {
  padding-left: 2px;
  line-height: 1.75;
}
.assistant-markdown strong {
  color: var(--ink-title);
  font-weight: 700;
}
.answer-citation-link {
  display: inline;
  margin: 0 2px;
  padding: 1px 4px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  color: var(--domain-ai-ink);
  font: inherit;
  font-weight: 650;
  line-height: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: var(--domain-ai-border);
  text-underline-offset: 3px;
}
.answer-citation-link.project {
  color: var(--domain-project-ink);
  text-decoration-color: var(--domain-project-border);
}
.answer-citation-link.paper {
  color: var(--domain-paper-ink);
  text-decoration-color: var(--domain-paper-border);
}
.answer-citation-link:hover {
  background: var(--surface-muted);
  border-color: var(--border-subtle);
}
.assistant-loader::after {
  content: "";
  display: inline-block;
  width: 1.2em;
  text-align: left;
  animation: assistant-dots 1.2s steps(4, end) infinite;
}
@keyframes assistant-dots {
  0% { content: ""; }
  25% { content: "."; }
  50% { content: ".."; }
  75%, 100% { content: "..."; }
}

.assistant-cap-banner {
  font-size: 11.5px;
  color: var(--ink-muted);
  margin-top: 8px;
  display: flex; align-items: center; gap: 8px;
}
.assistant-cap-banner .lbl { color: var(--ink-secondary); }
.assistant-status.ok { color: var(--status-ok); }
.assistant-status.warn { color: var(--status-warning); }
.assistant-status.error { color: var(--status-error); }
.assistant-status.loading { color: var(--domain-ai-ink); }

.assistant-side-right {
  border-left: 1px solid var(--border-subtle);
  background: var(--surface-sidebar);
  padding: 16px 14px;
  overflow: auto;
  display: flex; flex-direction: column; gap: 16px;
  min-width: 0;
}
.assistant-reference-overview {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--surface-page);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: 0 14px 34px rgba(31, 41, 55, 0.10);
  overflow: hidden;
}
.reference-block {
  min-width: 0;
  padding: 14px 16px;
}
.reference-block:first-child {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}
.reference-block + .reference-block {
  flex: 0 0 auto;
  border-top: 1px solid var(--border-soft);
  background: #FAFBFC;
}
.assistant-side-right.detail-mode {
  overflow: hidden;
}
.assistant-side-right.detail-mode .project-detail-card,
.assistant-side-right > .project-detail-empty {
  min-height: 0;
  width: 100%;
  height: 100%;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: 0 14px 34px rgba(31, 41, 55, 0.12);
  overflow: hidden;
}
.assistant-side-right .panel {
  background: var(--surface-page);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}
.assistant-side-right .panel-ttl {
  font-size: 11px; color: var(--ink-muted);
  text-transform: uppercase; letter-spacing: 0.08em;
  font-weight: 500;
  margin-bottom: 8px;
  display: flex; align-items: center; gap: 6px;
}
.citation-empty {
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.65;
}
.citation-empty[hidden] { display: none; }
.citation-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.citation-panel {
  flex: 0 0 auto;
  max-height: 34vh;
  overflow: auto;
}
.citation-row {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 3px 8px;
  align-items: start;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--surface-page);
  padding: 9px 10px;
  color: var(--ink-primary);
  text-align: left;
  cursor: pointer;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.citation-row:hover {
  border-color: var(--border-strong);
  background: var(--surface-row-hover);
}
.citation-row.active {
  background: #FFFFFF;
  border-color: var(--domain-ai-border);
  box-shadow: inset 3px 0 0 var(--domain-ai);
}
.citation-row.project.active {
  border-color: var(--domain-project-border);
  box-shadow: inset 3px 0 0 var(--domain-project);
}
.citation-row.paper.active {
  border-color: var(--domain-paper-border);
  box-shadow: inset 3px 0 0 var(--domain-paper);
}
.citation-row .citation-kind {
  grid-row: 1 / 3;
  min-width: 32px;
  min-height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  background: var(--surface-muted);
  font-size: 10.5px;
}
.citation-row.project .citation-kind {
  background: var(--domain-project-soft);
  border-color: var(--domain-project-border);
  color: var(--domain-project-ink);
}
.citation-row.paper .citation-kind {
  background: var(--domain-paper-soft);
  border-color: var(--domain-paper-border);
  color: var(--domain-paper-ink);
}
.citation-row .citation-title {
  margin: 0;
  min-width: 0;
  color: var(--ink-primary);
  font-size: 12.5px;
  font-weight: 600;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.citation-row .citation-meta {
  min-width: 0;
  margin: 0;
  color: var(--ink-muted);
  font-size: 11px;
  line-height: 1.35;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.assistant-detail-shell {
  flex: 1 1 360px;
  min-height: 300px;
  display: flex;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  box-shadow: 0 14px 34px rgba(31, 41, 55, 0.12);
  overflow: hidden;
}
.assistant-detail-shell .project-detail-empty {
  min-height: 300px;
}
.assistant-citation-detail .project-detail-head {
  background: linear-gradient(135deg, #F5F8FF 0%, #FFFFFF 78%);
}
.assistant-citation-detail.paper-citation-detail .project-detail-head {
  background: linear-gradient(135deg, #F4FAF8 0%, #FFFFFF 78%);
}
.assistant-citation-detail.paper-citation-detail .project-detail-kicker {
  color: var(--domain-paper-ink);
}
.assistant-citation-detail .project-detail-actions {
  position: sticky;
  bottom: 0;
  z-index: 2;
  margin-top: auto;
  padding-top: 8px;
  background: var(--surface-page);
}
.assistant-citation-detail .abstract {
  margin: 0;
  color: var(--ink-secondary);
  line-height: 1.75;
}
.assistant-citation-detail .kw-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.assistant-citation-detail .kw {
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  padding: 3px 8px;
  background: #F4F5F7;
  color: #6B7280;
  font-size: 11.5px;
}
.compact-evidence-panel {
  flex: 0 0 auto;
}
.citation-card {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--surface-reading);
  padding: 10px;
}
.citation-card.project { border-color: var(--domain-project-border); }
.citation-card.paper { border-color: var(--domain-paper-border); }
.citation-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}
.citation-kind,
.citation-year {
  font-size: 10.5px;
  color: var(--ink-muted);
  font-weight: 600;
}
.citation-card.project .citation-kind { color: var(--domain-project-ink); }
.citation-card.paper .citation-kind { color: var(--domain-paper-ink); }
.citation-title {
  margin: 0 0 5px;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--ink-primary);
}
.citation-meta {
  color: var(--ink-muted);
  font-size: 11.5px;
  line-height: 1.45;
  margin-bottom: 6px;
}
.citation-evidence {
  margin: 0 0 9px;
  color: var(--ink-secondary);
  font-size: 11.5px;
  line-height: 1.55;
}
.citation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
}
.citation-link {
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 3px 9px;
  background: var(--surface-page);
  color: var(--ink-secondary);
  font-size: 11.5px;
}
.citation-link.primary {
  color: var(--domain-ai-ink);
  border-color: var(--domain-ai-border);
  font-weight: 600;
}
.citation-link:hover { background: var(--surface-muted); color: var(--ink-primary); }
.citation-source-missing {
  color: var(--ink-disabled);
  font-size: 11.5px;
}
.assistant-evidence-summary {
  margin: 0;
  display: grid;
  gap: 8px;
}
.assistant-evidence-summary div {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 8px;
}
.assistant-evidence-summary dt {
  color: var(--ink-muted);
  font-size: 11.5px;
}
.assistant-evidence-summary dd {
  margin: 0;
  color: var(--ink-primary);
  font-size: 11.8px;
  line-height: 1.5;
}

@media (max-width: 1050px) {
  .assistant-frame {
    grid-template-columns: 1fr;
    overflow: auto;
  }
  .assistant-side-right {
    border-left: 0;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    overflow: visible;
  }
  .assistant-reference-overview,
  .assistant-side-right.detail-mode .project-detail-card,
  .assistant-side-right > .project-detail-empty {
    min-height: 420px;
  }
}

@media (max-width: 700px) {
  .assistant-stream {
    padding: 18px 14px 12px;
  }
  .assistant-input-wrap {
    padding: 10px 12px 14px;
  }
  .assistant-side-right {
    display: flex;
    padding: 12px;
  }
  .assistant-reference-overview,
  .assistant-side-right.detail-mode .project-detail-card,
  .assistant-side-right > .project-detail-empty {
    min-height: 380px;
  }
  .assistant-citation-detail .project-detail-actions {
    grid-template-columns: 1fr;
  }
  .assistant-hero h1 {
    font-size: 20px;
  }
}

.bubble {
  display: flex; gap: 12px;
  margin-bottom: 22px;
  max-width: 920px;
}
.bubble .avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--surface-muted);
  color: var(--ink-secondary);
  display: grid; place-items: center;
  font-size: 12px; font-weight: 600;
  flex: 0 0 30px;
  margin-top: 2px;
}
.bubble.you .avatar { background: var(--ink-primary); color: #fff; }
.bubble.ai .avatar {
  background: var(--domain-ai-gradient);
  color: #fff;
  font-family: var(--font-heading);
}
.bubble .body { flex: 1; min-width: 0; }
.bubble .who {
  font-size: 11.5px; color: var(--ink-muted);
  margin-bottom: 4px;
}
.bubble.you .text {
  font-size: 14px; color: var(--ink-primary); line-height: 1.7;
}
.bubble.ai .text {
  font-size: 13.5px; color: var(--ink-primary); line-height: 1.85;
}
.bubble.ai .text h4 {
  font-family: var(--font-ui);
  font-size: 12px; font-weight: 600; color: var(--domain-ai-ink);
  margin: 18px 0 6px;
  text-transform: uppercase; letter-spacing: 0.06em;
}
.bubble.ai .text h4:first-child { margin-top: 0; }
.bubble.ai .conclusion {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink-title);
  background: rgba(255,255,255,0.6);
  border-left: 3px solid var(--domain-ai);
  padding: 12px 16px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  line-height: 1.7;
  margin-bottom: 14px;
}
.bubble.ai .text ul { margin: 4px 0 8px; padding-left: 20px; }
.bubble.ai .text li { margin: 3px 0; }
.bubble.ai .src-row {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-top: 10px;
}
.bubble.ai .src-row .src {
  font-size: 11.5px;
  padding: 3px 10px;
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  color: var(--ink-secondary);
  display: inline-flex; align-items: center; gap: 5px;
  cursor: pointer;
}
.bubble.ai .src-row .src .num { font-family: var(--font-data); font-size: 10px; color: var(--ink-muted); }
.bubble.ai .src-row .src.proj { color: var(--domain-project-ink); border-color: var(--domain-project-border); }
.bubble.ai .src-row .src.paper { color: var(--domain-paper-ink); border-color: var(--domain-paper-border); }

/* status / settings page */
.status-page {
  padding: 28px 28px 32px;
  display: flex; flex-direction: column; gap: 18px;
  max-width: 1080px; margin: 0 auto; width: 100%;
}
.status-section {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  overflow: hidden;
}
.status-section .head {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-soft);
  display: flex; align-items: center; gap: 10px;
}
.status-section .head .ttl { font-weight: 600; font-size: 13.5px; }
.status-section .head .right { margin-left: auto; font-size: 11.5px; color: var(--ink-muted); }
.status-section .body { padding: 14px 18px; }

.status-row {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border-soft);
  align-items: center;
  font-size: 13px;
}
.status-row:last-child { border-bottom: none; }
.status-row .lbl { color: var(--ink-secondary); }
.status-row .val { color: var(--ink-primary); font-weight: 500; }
.status-row .meta { color: var(--ink-muted); font-size: 11.5px; text-align: right; }

.tech-collapsed {
  margin-top: 4px;
  padding: 14px 18px;
  background: var(--surface-sidebar);
  border-top: 1px solid var(--border-soft);
}
.tech-collapsed summary {
  font-size: 12px; color: var(--ink-muted);
  cursor: pointer;
  display: flex; align-items: center; gap: 6px;
}
.tech-collapsed summary:hover { color: var(--ink-secondary); }
.tech-collapsed[open] summary { color: var(--ink-secondary); margin-bottom: 10px; }
.tech-collapsed .grid {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--ink-secondary);
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 6px 14px;
}
.tech-collapsed .grid dt { color: var(--ink-muted); }

/* svg icon defaults */
svg.ico { stroke: currentColor; fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }

/* ───────── Phase 7 teacher-facing additions ───────── */
.login-error {
  display: none;
  margin-top: 10px;
  padding: 8px 10px;
  border: 1px solid var(--status-error-border);
  border-radius: var(--radius-md);
  background: var(--status-error-soft);
  color: var(--status-error);
  font-size: 12px;
}
.login-card.is-error .login-error { display: block; }
.login-boundary {
  margin-top: 22px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* === T-02 login modifiers === */
.login-page { width: 100%; min-height: 100vh; height: auto; }
.login-card code {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--ink-secondary);
}
.login-message {
  display: block;
  min-height: 0;
  margin-top: 10px;
  padding: 8px 10px;
  border: 1px solid var(--status-error-border);
  border-radius: var(--radius-md);
  background: var(--status-error-soft);
  color: var(--status-error);
  font-size: 12px;
  line-height: 1.5;
}
.login-message[hidden] { display: none; }
.login-message[data-tone="info"] {
  border-color: var(--status-ok-border);
  background: var(--status-ok-soft);
  color: var(--status-ok);
}
.login-card .btn:disabled { cursor: wait; opacity: 0.72; }
@media (max-width: 900px) {
  .login-page { grid-template-columns: 1fr; }
  .login-side,
  .login-features { padding: 40px 24px; }
  .login-features {
    border-left: 0;
    border-top: 1px solid var(--border-subtle);
  }
}
@media (max-width: 560px) {
  .login-headline { font-size: 26px; }
  .feature-grid { grid-template-columns: 1fr; }
}

.eyebrow {
  font-size: 11px;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 5px;
}
.task-entry {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #FFFFFF 0%, #FAFAF7 100%);
  padding: 18px;
}
.task-entry-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
.task-entry-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 20px;
  color: var(--ink-title);
  font-weight: 600;
}
.topic.t-proj { background: var(--domain-project-soft); border-color: var(--domain-project-border); color: var(--domain-project-ink); }
.topic.t-paper { background: var(--domain-paper-soft); border-color: var(--domain-paper-border); color: var(--domain-paper-ink); }
.topic.t-match { background: var(--domain-match-soft); border-color: var(--domain-match-border); color: var(--domain-match-ink); }
.topic.t-ai { background: var(--domain-ai-soft); border-color: var(--domain-ai-border); color: var(--domain-ai-ink); }

.action-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.kv-grid.wide { grid-template-columns: 110px 1fr; }
.kw.proj {
  background: var(--domain-project-soft);
  border-color: var(--domain-project-border);
  color: var(--domain-project-ink);
}

.state-panel {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-sidebar);
  padding: 14px;
}
.state-title {
  font-size: 12px;
  color: var(--ink-secondary);
  font-weight: 600;
  margin-bottom: 10px;
}
.state-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.state-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--surface-page);
  color: var(--ink-secondary);
  font-size: 11.5px;
}
.state-chip.ok { background: var(--status-ok-soft); border-color: var(--status-ok-border); color: #1F6E48; }
.state-chip.loading { background: var(--domain-ai-soft); border-color: var(--domain-ai-border); color: var(--domain-ai-ink); }
.state-chip.empty { background: var(--surface-muted); border-color: var(--border-strong); color: var(--ink-secondary); }
.state-chip.err { background: var(--status-error-soft); border-color: var(--status-error-border); color: var(--status-error); }
.state-chip.warn { background: var(--status-warning-soft); border-color: var(--status-warning-border); color: #8C5A0F; }
.state-chip.pending { background: var(--status-to-review-soft); border-color: var(--status-to-review-border); color: var(--status-to-review-ink); }

/* match page split layout */
.match-workspace {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 360px 1fr;
  background: var(--surface-page);
  overflow: hidden;
}
.match-list {
  border-right: 1px solid var(--border-subtle);
  background: var(--surface-sidebar);
  padding: 14px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.match-card {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  padding: 12px 13px;
  cursor: pointer;
  box-shadow: var(--shadow-research-panel);
}
.match-card:hover { box-shadow: var(--shadow-research-panel-hover); }
.match-card.active {
  border-color: var(--domain-match-border);
  box-shadow: inset 3px 0 0 var(--domain-match), var(--shadow-research-panel-hover);
}
.match-card-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 9px;
}
.match-card-head .small {
  margin-left: auto;
  color: var(--ink-muted);
  font-size: 11px;
}
.pair-mini {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 8px;
  font-size: 12.3px;
  color: var(--ink-primary);
  line-height: 1.45;
  margin-top: 6px;
}
.pair-mini span {
  font-size: 10.5px;
  border-radius: 3px;
  padding: 1px 5px;
  text-align: center;
  height: 18px;
}
.pair-mini .proj { background: var(--domain-project-soft); color: var(--domain-project-ink); }
.pair-mini .paper { background: var(--domain-paper-soft); color: var(--domain-paper-ink); }
.match-card-meta {
  margin-top: 8px;
  color: var(--ink-muted);
  font-size: 11.5px;
}
.match-detail {
  overflow: auto;
  padding: 24px 28px 32px;
}
.match-summary {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}
.match-summary h1 {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 25px;
  color: var(--ink-title);
  font-weight: 600;
}
.match-summary p {
  margin: 0;
  color: var(--ink-secondary);
  line-height: 1.7;
  max-width: 760px;
}
.rel.big {
  font-size: 13px;
  padding: 6px 12px;
  font-weight: 600;
}

/* paper detail reading layout */
.paper-reading-grid {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(560px, 1fr) 460px;
  gap: 0;
  overflow: hidden;
  background: var(--surface-sidebar);
}
.paper-info-panel,
.paper-ai-panel {
  overflow: auto;
  padding: 26px 28px 34px;
}
.paper-info-panel {
  background: var(--surface-page);
  border-right: 1px solid var(--border-subtle);
}
.paper-info-panel h1 {
  font-family: var(--font-heading);
  font-size: 30px;
  line-height: 1.32;
  font-weight: 600;
  color: var(--ink-title);
  margin: 12px 0 10px;
}
.paper-info-panel h3 {
  margin: 26px 0 10px;
  font-size: 11px;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.paper-kicker {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.paper-meta {
  color: var(--ink-secondary);
  font-size: 13px;
  line-height: 1.6;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 18px;
}
.paper-ai-panel {
  background: var(--surface-reading);
}
.paper-ai-panel .ai-panel {
  box-shadow: var(--shadow-research-panel);
}
.ai-state-gallery {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.state-card {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--surface-page);
  padding: 10px;
}
.state-card p {
  margin: 8px 0 0;
  color: var(--ink-muted);
  font-size: 11.5px;
  line-height: 1.55;
}

/* assistant additions */
.assistant-status-card {
  border: 1px solid var(--domain-ai-border);
  background: var(--domain-ai-soft);
  border-radius: var(--radius-lg);
  padding: 12px;
  margin-bottom: 18px;
}
.assistant-status-card .ttl {
  color: var(--domain-ai-ink);
  font-weight: 600;
  font-size: 12.5px;
  margin-bottom: 8px;
}
.cap-line {
  font-size: 11.5px;
  line-height: 1.6;
  padding: 3px 0;
}
.cap-line.ok { color: #1F6E48; }
.cap-line.warn { color: #8C5A0F; }
.cap-line.pending { color: var(--status-to-review-ink); }
.assistant-hero {
  border: 1px solid var(--domain-ai-border);
  border-radius: var(--radius-lg);
  background: var(--domain-ai-soft-gradient);
  padding: 18px 20px;
  margin-bottom: 24px;
}
.assistant-hero h1 {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 24px;
  color: var(--ink-title);
}
.assistant-hero p {
  margin: 0;
  color: var(--ink-secondary);
  line-height: 1.7;
}
.source-mini {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 9px 0;
  border-bottom: 1px solid var(--border-soft);
}
.source-mini:last-child { border-bottom: none; }
.source-mini strong {
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--ink-primary);
}
.source-mini span:last-child {
  font-size: 11px;
  color: var(--ink-muted);
}
.mini-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.mini-list span {
  font-size: 12px;
  color: var(--ink-secondary);
  border-bottom: 1px solid var(--border-soft);
  padding-bottom: 7px;
}
.boundary-panel p {
  margin: 0;
  font-size: 11.5px;
  color: var(--ink-muted);
  line-height: 1.7;
}

/* settings */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.setting-card {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 13px;
  background: var(--surface-sidebar);
}
.setting-card .ttl {
  color: var(--ink-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.setting-card .val {
  font-size: 14px;
  color: var(--ink-primary);
  font-weight: 600;
  margin-bottom: 6px;
}
.setting-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 11.5px;
  line-height: 1.6;
}

/* === T-04a projects list modifiers === */
.projects-content {
  padding: var(--space-page-y) var(--space-page-x) 28px;
  background: var(--surface-app);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.projects-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}
.projects-head h1 {
  margin: 3px 0 4px;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 600;
  color: var(--ink-title);
}
.projects-head p {
  margin: 0;
  color: var(--ink-secondary);
  line-height: 1.65;
}
.projects-filters {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--surface-page);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  box-shadow: var(--shadow-research-panel);
}
.projects-filters .filters-row-1 {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
}
.projects-filters .filters-row-1 label {
  flex: 1 1 0;
  min-width: 110px;
}
.projects-filters .filters-row-2 {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}
.projects-filters .filters-row-2 .organization-filter {
  flex: 1;
}
.projects-filters label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}
.projects-filters label span {
  font-size: 11px;
  color: var(--ink-muted);
  font-weight: 500;
}
.projects-filters select,
.projects-filters input {
  height: 36px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-page);
  color: var(--ink-primary);
  padding: 0 10px;
  outline: none;
}
.projects-filters .btn {
  min-height: 36px;
}
.projects-filters select:focus,
.projects-filters input:focus {
  border-color: var(--domain-project);
  box-shadow: 0 0 0 3px var(--domain-project-soft);
}
.projects-filters .filter-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.projects-table-panel {
  flex: 1 1 auto;
  width: 100%;
  max-height: 100%;
  min-height: 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-research-panel);
}
.projects-browser {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  position: relative;
  margin-top: 12px;
}
.projects-table-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}
.projects-table {
  min-width: 860px;
}
.projects-table thead th {
  background: #F8FAFE;
}
.projects-table th:first-child { width: 42%; }
.projects-table th:nth-child(2) { width: 20%; }
.projects-table th:nth-child(3) { width: 13%; }
.projects-table th:nth-child(4) { width: 8%; }
.projects-state {
  min-height: 360px;
  display: grid;
  place-items: center;
  padding: 28px;
}
.projects-state[hidden] {
  display: none !important;
}
.projects-state .state {
  max-width: 480px;
  width: 100%;
}
.projects-pagination {
  flex: 0 0 auto;
  border-top: 1px solid var(--border-soft);
  padding: 10px 12px;
  background: var(--surface-page);
  box-shadow: 0 -1px 0 rgba(20,22,28,0.02);
}
.projects-pagination:empty {
  display: none;
}
.projects-pagination .pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.pagination-jump {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--ink-secondary);
}
.pagination-jump input {
  width: 52px;
  height: 28px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0 6px;
  font: inherit;
}
.pagination-total {
  color: var(--ink-muted);
}
.skeleton-bar {
  display: block;
  width: 74%;
  height: 12px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--surface-muted), #ECEFF4, var(--surface-muted));
}
.skeleton-bar.wide {
  width: min(92%, 420px);
  height: 15px;
}

@media (max-width: 1180px) {
  .projects-filters .filters-row-1 label {
    flex: 1 1 calc(50% - 5px);
    min-width: 140px;
  }
  .projects-browser {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .projects-content {
    padding: 14px;
    overflow: auto;
  }
  .projects-filters .filters-row-1 {
    flex-direction: column;
  }
  .projects-filters .filters-row-1 label {
    flex: 1 1 auto;
  }
  .projects-filters .filters-row-2 {
    flex-direction: column;
  }
  .projects-filters .filter-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .projects-table-panel {
    flex: 0 0 auto;
    min-height: 420px;
    overflow: visible;
  }
  .projects-table-scroll {
    overflow: visible;
  }
}

.project-level-stack { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; }
.projects-table tbody tr.project-row { height: 72px; }
.projects-table tbody tr.project-row > td { height: 72px; padding-top: 14px; padding-bottom: 14px; vertical-align: middle; }
.projects-table .cell-title { line-height: 1.35; min-height: 18px; }
/* === T-04b projects detail and mobile modifiers === */
.project-title-stack { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; }
.projects-table tbody tr.project-row {
  cursor: pointer;
  height: 72px;
}
.projects-table tbody tr.project-row:focus-visible td { outline: 2px solid var(--domain-project-border); outline-offset: -2px; }
.projects-table tbody tr.project-row > td {
  height: 72px;
  padding-top: 14px;
  padding-bottom: 14px;
  vertical-align: middle;
}
.projects-table tbody tr.project-row > td:first-child { vertical-align: middle; }
.projects-table tbody tr.project-row.selected td { background: #F5F8FF; }
.projects-table tbody tr.project-row.selected td:first-child { box-shadow: none; }
.project-title-stack {
  min-height: 44px;
  justify-content: center;
}
.projects-table .cell-title {
  line-height: 1.35;
  min-height: 18px;
}
.project-detail-side {
  position: absolute;
  inset: 0 0 0 auto;
  z-index: 8;
  width: min(420px, 42vw);
  max-width: calc(100% - 20px);
  min-height: 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  box-shadow: 0 18px 50px rgba(31, 41, 55, 0.18);
  overflow: hidden;
  display: flex;
}
.project-detail-side[hidden] {
  display: none !important;
}
.project-detail-card {
  display: flex;
  flex-direction: column;
  margin: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  background: var(--surface-page);
}
.project-detail-card h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink-title);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.project-detail-head {
  display: grid;
  gap: 8px;
  flex: 0 0 auto;
  padding: 16px 16px 13px;
  border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(135deg, #F5F8FF 0%, #FFFFFF 78%);
}
.project-detail-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.project-detail-close {
  min-height: 28px;
  padding: 0 10px;
  flex: 0 0 auto;
}
.project-detail-kicker {
  font-size: 11px;
  font-weight: 600;
  color: var(--domain-project-ink);
  letter-spacing: 0.04em;
}
.project-detail-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
}
.project-detail-body {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 16px 14px;
  overflow: auto;
  overscroll-behavior: contain;
}
.project-detail-section {
  min-width: 0;
}
.project-facts-section .project-detail-section-head h3,
.project-related-section .project-detail-section-head h3 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.project-facts-section .project-detail-section-head h3::before,
.project-related-section .project-detail-section-head h3::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 99px;
}
.project-facts-section .project-detail-section-head h3 {
  color: var(--domain-project-ink);
}
.project-facts-section .project-detail-section-head h3::before {
  background: var(--domain-project);
}
.project-related-section {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}
.project-related-section .project-detail-section-head h3 {
  color: var(--domain-paper-ink);
}
.project-related-section .project-detail-section-head h3::before {
  background: var(--domain-paper);
}
.project-detail-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}
.project-detail-section-head h3 {
  margin: 0;
  color: var(--ink-primary);
  font-size: 12px;
  font-weight: 600;
}
.project-detail-section-head span {
  color: var(--ink-muted);
  font-size: 11px;
}
.project-detail-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--border-soft);
}
.project-detail-fact {
  min-width: 0;
  padding: 8px 10px;
  background: rgba(255,255,255,0.92);
}
.project-detail-fact.wide {
  grid-column: 1 / -1;
}
.project-detail-label { margin-bottom: 3px; font-size: 11px; color: var(--ink-muted); }
.project-detail-value {
  overflow-wrap: anywhere;
  color: var(--ink-primary);
  line-height: 1.35;
  font-weight: 500;
  font-size: 13px;
}
.project-detail-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.project-source-section {
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--border-soft);
}
.project-source-section .project-detail-section-head h3 {
  color: var(--ink-muted);
  font-weight: 500;
}
.project-source-section .project-detail-section-head {
  margin-bottom: 5px;
}
.project-source-section .project-detail-action {
  min-height: 28px;
  border-color: var(--border-subtle);
  color: var(--ink-secondary);
  background: var(--surface-page);
  font-size: 12px;
}
.project-source-section .project-detail-action:hover {
  border-color: var(--border-strong);
  background: var(--surface-muted);
}
.project-technical-details {
  border-top: 1px solid var(--border-soft);
  padding-top: 8px;
  color: var(--ink-muted);
  font-size: 11.5px;
}
.project-technical-details summary {
  cursor: pointer;
  width: max-content;
  color: var(--ink-muted);
}
.project-technical-details dl {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 5px 8px;
  margin: 8px 0 0;
}
.project-technical-details dt {
  color: var(--ink-disabled);
  font-family: var(--font-data);
}
.project-technical-details dd {
  margin: 0;
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--ink-secondary);
  font-family: var(--font-data);
}
.project-detail-action {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--domain-project-border);
  border-radius: var(--radius-md);
  padding: 0 12px;
  color: var(--domain-project-ink);
  font-weight: 500;
  font-size: 13px;
  background: #F8FAFF;
}
.project-detail-action:hover {
  background: var(--domain-project-soft);
}
.project-detail-action.disabled {
  border-color: var(--border-subtle);
  color: var(--ink-muted);
  background: var(--surface-muted);
}
.project-detail-value a { color: var(--domain-project-ink); text-decoration: none; }
.project-detail-value a:hover { text-decoration: underline; }
.related-paper-list {
  display: grid;
  gap: 6px;
}
.related-paper-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3px 8px;
  padding: 8px 10px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--ink-primary);
  text-decoration: none;
  background: #FFFFFF;
}
.related-paper-item:hover {
  border-color: var(--border-strong);
  background: var(--surface-row-hover);
}
.related-paper-title {
  font-size: 13px;
  line-height: 1.35;
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-paper-meta {
  grid-column: 1 / 2;
  color: var(--ink-muted);
  font-size: 11px;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.related-paper-relevance {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  align-self: center;
  min-height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  border-radius: 99px;
  padding: 0 7px;
  color: var(--ink-secondary);
  background: var(--surface-muted);
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.project-dimensions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.project-detail-note {
  margin: 0;
  padding: 8px 10px;
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.45;
  background: var(--surface-muted);
}
.project-detail-state { color: var(--ink-secondary); line-height: 1.6; }
.project-detail-state.error { color: #8C5A0F; }
.project-detail-empty {
  width: 100%;
  min-height: 100%;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 24px;
  color: var(--ink-muted);
  background: linear-gradient(135deg, #F8FAFF 0%, #FFFFFF 70%);
}
.project-detail-empty h2 {
  margin: 0;
  font-size: 15px;
  color: var(--ink-primary);
}
.project-detail-empty p {
  margin: 0;
  line-height: 1.65;
}

@media (max-width: 1180px) {
  .project-detail-side {
    width: min(420px, calc(100% - 24px));
  }
}

@media (max-width: 700px) {
  .projects-table-panel { overflow: visible; border: 0; background: transparent; box-shadow: none; }
  .projects-table, .projects-table tbody, .projects-table tr, .projects-table td { display: block; width: 100%; }
  .projects-table { min-width: 0; }
  .projects-table thead { display: none; }
  .projects-table tbody { display: grid; gap: 10px; }
  .projects-table tbody tr.project-row { height: auto; padding: 12px; border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--surface-page); box-shadow: var(--shadow-research-panel); }
  .projects-table tbody tr.project-row.selected { border-color: var(--domain-project-border); background: #F5F8FF; }
  .projects-table tbody tr.project-row:hover td, .projects-table tbody tr.project-row.selected td { background: transparent; }
  .projects-table tbody tr.project-row.selected td:first-child { box-shadow: none; }
  .projects-table tbody td { height: auto; padding: 7px 0; border-bottom: 1px solid var(--border-soft); }
  .projects-table tbody td:last-child { border-bottom: 0; }
  .projects-table tbody td::before { content: attr(data-label); display: block; margin-bottom: 3px; font-size: 10.5px; color: var(--ink-muted); }
  .projects-table tbody td:first-child::before { display: none; }
  .project-detail-side {
    position: fixed;
    inset: 68px 12px 12px;
    width: auto;
    max-width: none;
    min-height: 0;
  }
  .project-detail-card { border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); overflow: hidden; }
  .project-detail-facts {
    grid-template-columns: 1fr;
  }
  .project-detail-actions {
    grid-template-columns: 1fr;
  }
}

/* === T-05 papers library modifiers === */
.paper-main {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.paper-content {
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px var(--space-page-x);
}
.papers-page .paper-detail-side {
  width: min(440px, 43vw);
  max-width: calc(100% - 20px);
}
.papers-page .project-detail-head {
  padding: 15px 16px 13px;
  background: linear-gradient(135deg, #F7FAF8 0%, #FFFFFF 78%);
}
.papers-page .project-detail-kicker {
  font-weight: 700;
}
.papers-page .project-detail-section-head {
  margin-bottom: 7px;
}

.paper-filters {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--surface-page);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  box-shadow: var(--shadow-research-panel);
}
.paper-filters .filters-row-1 {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
}
.paper-filters .filters-row-1 label {
  flex: 1 1 0;
  min-width: 110px;
}
.paper-filters .filters-row-2 {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}
.paper-filters .filters-row-2 .organization-filter {
  flex: 1;
}
.paper-filters label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}
.paper-filters label span {
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 500;
}
.paper-filters select,
.paper-filters input {
  height: 36px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-page);
  color: var(--ink-primary);
  padding: 0 10px;
  outline: none;
}
.paper-filters select:focus,
.paper-filters input:focus {
  border-color: var(--domain-paper);
  box-shadow: 0 0 0 3px var(--domain-paper-soft);
}
.paper-filters .filter-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.paper-filters .filter-actions .btn {
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
}
.paper-list-frame {
  flex: 1 1 auto;
  width: 100%;
  max-height: 100%;
  min-height: 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-research-panel);
}
.paper-table-wrap {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}
.paper-list-frame .table.t-paper { min-width: 960px; table-layout: fixed; }
.paper-list-frame .table.t-paper thead th {
  background: #F8FAFB;
  color: #60746F;
}
.paper-list-frame .table.t-paper th:nth-child(2) { width: 80px; }
.paper-list-frame .table.t-paper th:nth-child(3) { width: 170px; }
.paper-list-frame .table.t-paper th:nth-child(4) { width: 72px; }
.paper-list-frame .table.t-paper th:nth-child(5) { width: 170px; }
.paper-list-frame .table.t-paper th:nth-child(6) { width: 64px; }
.paper-list-frame .table.t-paper tbody tr { height: 72px; }
.paper-list-frame .table.t-paper tbody tr.selected td { background: #F3FAF8; }
.paper-list-frame .table.t-paper tbody tr.selected td:first-child { box-shadow: none; }
.paper-list-frame .table.t-paper tbody tr:focus-visible td {
  outline: 2px solid var(--domain-paper-border);
  outline-offset: -2px;
}
.paper-list-frame .table.t-paper tbody tr td {
  vertical-align: middle;
  text-align: left;
}
.paper-row-subline {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}
.paper-title-wrap {
  min-height: 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}
.paper-title-wrap .cell-title {
  -webkit-line-clamp: 2;
}
.paper-list-frame .table.t-paper tbody td .dim-chips {
  min-height: 20px;
}
.paper-list-frame .table.t-paper .dim-chip,
.paper-list-frame .table.t-paper .dim-chip.ok,
.paper-list-frame .table.t-paper .dim-chip.warn {
  background: #F4F5F7;
  border-color: var(--border-soft);
  color: #6B7280;
}
.paper-pagination .pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.paper-list-frame .paper-detail-side {
  inset: 0 0 0 auto;
  height: 100%;
  width: min(420px, 42vw);
  max-width: calc(100% - 20px);
  z-index: 8;
  position: absolute;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  box-shadow: 0 18px 50px rgba(31, 41, 55, 0.18);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.paper-list-frame .paper-detail-side .project-detail-card {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  min-height: 0;
  background: var(--surface-page);
}
.paper-list-frame .paper-detail-side .project-detail-head {
  display: grid;
  gap: 8px;
  align-items: center;
  padding: 16px 16px 13px;
  flex: 0 0 auto;
  border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(135deg, #F4FAF8 0%, #FFFFFF 78%);
}
.paper-list-frame .paper-detail-side .project-detail-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.paper-list-frame .paper-detail-side .project-detail-kicker {
  color: var(--domain-paper-ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.paper-list-frame .paper-detail-side .project-detail-close {
  min-height: 28px;
  padding: 0 10px;
  flex: 0 0 auto;
}
.paper-list-frame .paper-detail-side .detail-title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink-title);
  line-height: 1.35;
  word-break: break-word;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.paper-list-frame .paper-detail-side .detail-meta {
  margin: 0 0 8px;
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.5;
}
.paper-list-frame .paper-detail-side .project-detail-body {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: auto;
  padding: 12px 16px 14px;
  overscroll-behavior: contain;
}
.paper-list-frame .paper-detail-side .project-detail-section {
  min-width: 0;
}
.paper-list-frame .paper-detail-side .project-detail-section-head {
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 8px;
  margin-bottom: 6px;
}
.paper-list-frame .paper-detail-side .project-detail-section-head h3 {
  margin: 0;
  color: var(--ink-primary);
  font-size: 12px;
  font-weight: 600;
}
.paper-list-frame .paper-detail-side .project-detail-section-head span {
  color: var(--ink-muted);
  font-size: 11px;
}
.paper-list-frame .paper-detail-side .project-detail-section-head .count {
  margin: 0;
}
.paper-list-frame .paper-detail-side .project-detail-section-head .count + a.link {
  margin-left: auto;
}
.paper-list-frame .paper-detail-side .detail-block .section-label {
  font-size: 12px;
  color: var(--ink-primary);
  font-weight: 600;
  letter-spacing: normal;
  text-transform: none;
  margin-bottom: 6px;
}
.paper-list-frame .paper-detail-side .abstract {
  margin: 0;
  line-height: 1.75;
}
.paper-list-frame .paper-detail-side .paper-funding-section .project-detail-section-head h3 {
  color: var(--domain-paper-ink);
}
.funding-source {
  display: grid;
  gap: 8px;
  min-width: 0;
}
.funding-text-box {
  position: relative;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--surface-reading);
  padding: 9px 10px 10px;
}
.funding-text {
  margin: 0;
  color: var(--ink-primary);
  font-size: 12.5px;
  line-height: 1.68;
  overflow-wrap: anywhere;
}
.funding-text.compact {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.funding-toggle {
  margin-top: 6px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--domain-paper-ink);
  font-size: 12px;
  font-weight: 600;
}
.funding-toggle:hover {
  text-decoration: underline;
}
.funding-number-list {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}
.funding-number-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 24px;
  padding: 2px 8px;
  border: 1px solid var(--domain-paper-border);
  border-radius: var(--radius-sm);
  background: var(--domain-paper-soft);
  color: var(--domain-paper-ink);
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 600;
  overflow-wrap: anywhere;
}
.funding-number-chip.current {
  border-color: var(--status-ok-border);
  background: var(--status-ok-soft);
  color: #1F6E48;
  box-shadow: inset 3px 0 0 var(--status-ok);
}
.funding-number-chip.muted {
  border-color: var(--border-strong);
  background: var(--surface-muted);
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-weight: 500;
}
.funding-chip-marker {
  padding: 1px 5px;
  border-radius: 3px;
  background: #FFFFFF;
  color: #1F6E48;
  font-family: var(--font-ui);
  font-size: 10.5px;
  font-weight: 700;
}
.funding-warning {
  border: 1px solid var(--status-to-review-border);
  border-radius: var(--radius-md);
  background: var(--status-to-review-soft);
  color: var(--status-to-review-ink);
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}
.paper-list-frame .paper-detail-side .kw-list {
  gap: 5px;
}
.paper-list-frame .paper-detail-side .kw-list .kw {
  background: #F4F5F7;
  border-color: var(--border-soft);
  color: #6B7280;
}
.paper-list-frame .paper-detail-side .kw-list .kw:hover {
  background: #EEF1F5;
}
.paper-list-frame .paper-detail-side .cross-list {
  max-height: 190px;
  overflow: auto;
  border-color: var(--border-strong);
}
.paper-list-frame .paper-detail-side .cross-row .rel {
  justify-self: end;
}
.paper-list-frame .paper-detail-side .paper-related-empty {
  cursor: default;
}
.paper-list-frame .paper-detail-side .paper-related-empty:hover {
  background: var(--surface-page);
}
.paper-list-frame .paper-detail-side .project-detail-actions {
  position: sticky;
  bottom: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 8px 0 0;
  margin-top: auto;
  background: var(--surface-page);
}
.paper-list-frame .paper-detail-side .project-detail-actions .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
  margin: 0;
}
.paper-list-frame .paper-detail-side .project-detail-actions .btn.ai {
  background: var(--domain-ai-soft);
  color: var(--domain-ai-ink);
  border-color: var(--domain-ai-border);
  box-shadow: none;
}
.paper-list-frame .paper-detail-side .project-detail-actions .btn.ai:hover {
  background: #EEF0FF;
  border-color: var(--domain-ai-border);
  color: var(--domain-ai-ink);
}
.paper-list-frame .paper-detail-side[hidden],
.paper-list-frame .paper-detail-side[aria-hidden="true"] {
  display: none !important;
}
.paper-list-frame .btn[disabled] {
  opacity: .5;
  pointer-events: none;
}
@media (max-width: 900px) {
  .paper-content { padding: 14px; overflow: auto; }
  .paper-filters .filters-row-1 { flex-direction: column; }
  .paper-filters .filters-row-1 label { flex: 1 1 auto; }
  .paper-filters .filters-row-2 { flex-direction: column; }
  .paper-filters .filter-actions { justify-content: flex-start; }
}
@media (max-width: 700px) {
  .paper-list-frame { overflow: visible; border: 0; background: transparent; box-shadow: none; }
  .paper-table-wrap { overflow: visible; }
  .paper-list-frame .table.t-paper,
  .paper-list-frame .table.t-paper tbody,
  .paper-list-frame .table.t-paper tr,
  .paper-list-frame .table.t-paper td {
    display: block;
    width: 100%;
  }
  .paper-list-frame .table.t-paper { min-width: 0; }
  .paper-list-frame .table.t-paper thead { display: none; }
  .paper-list-frame .table.t-paper tbody { display: grid; gap: 10px; }
  .paper-list-frame .table.t-paper tbody tr.paper-row {
    height: auto;
    padding: 12px;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    background: var(--surface-page);
    box-shadow: var(--shadow-research-panel);
  }
  .paper-list-frame .table.t-paper tbody tr.paper-row.selected {
    border-color: var(--domain-paper-border);
    background: #F3FAF8;
  }
  .paper-list-frame .table.t-paper tbody tr.paper-row:hover td,
  .paper-list-frame .table.t-paper tbody tr.paper-row.selected td {
    background: transparent;
  }
  .paper-list-frame .table.t-paper tbody td {
    height: auto;
    padding: 7px 0;
    border-bottom: 1px solid var(--border-soft);
  }
  .paper-list-frame .table.t-paper tbody td:last-child { border-bottom: 0; }
  .paper-list-frame .table.t-paper tbody td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 3px;
    font-size: 10.5px;
    color: var(--ink-muted);
  }
  .paper-list-frame .table.t-paper tbody td:first-child::before { display: none; }
  .paper-list-frame .paper-detail-side {
    position: fixed;
    inset: 68px 12px 12px;
    width: auto;
    max-width: none;
    min-height: 0;
  }
  .paper-list-frame .paper-detail-side .project-detail-actions {
    grid-template-columns: 1fr;
  }
}

/* === T-06b projects redesign and match clue modifiers === */
.projects-page .main {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.projects-page .projects-content {
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px var(--space-page-x) 14px;
}
.projects-page .projects-filters {
  flex: 0 0 auto;
  gap: 10px;
  padding: 10px 12px;
}
.projects-page .projects-filters select,
.projects-page .projects-filters input {
  height: 34px;
}
.projects-page .projects-filters .btn {
  min-height: 34px;
  height: 34px;
  justify-content: center;
  padding: 0 12px;
  line-height: 1;
}
.projects-page .projects-browser,
.projects-page .projects-browser.compact-results {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  margin-top: 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface-page);
  overflow: hidden;
  box-shadow: var(--shadow-research-panel);
}
.projects-page .projects-table-panel,
.projects-page .projects-table-panel.compact-results {
  flex: 1 1 auto;
  min-height: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}
.projects-page .projects-table-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}
.projects-page .projects-table-panel.compact-results .projects-table-scroll {
  flex: 1 1 auto;
  overflow: auto;
}
.projects-page .projects-table {
  min-width: 940px;
  table-layout: fixed;
}
.projects-page .projects-table thead th {
  background: #F8FAFE;
}
.projects-page .projects-table th:nth-child(2) { width: 80px; }
.projects-page .projects-table th:nth-child(3) { width: 170px; }
.projects-page .projects-table th:nth-child(4) { width: 72px; }
.projects-page .projects-table th:nth-child(5) { width: 170px; }
.projects-page .projects-table th:nth-child(6) { width: 64px; }
.projects-page .projects-table tbody tr.project-row,
.projects-page .projects-table tbody tr.project-row > td {
  height: 72px;
}
.projects-page .projects-table tbody tr.project-row > td {
  padding-top: 12px;
  padding-bottom: 12px;
  vertical-align: middle;
}
.projects-page .projects-table tbody tr.project-row.selected td {
  background: #F5F8FF;
}
.projects-page .projects-table tbody tr.project-row.selected td:first-child {
  box-shadow: inset 3px 0 0 var(--domain-project);
}
.project-row-subline {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}
.project-title-stack {
  min-height: 50px;
  justify-content: center;
}
.projects-page .projects-table .cell-title {
  -webkit-line-clamp: 2;
}
.id-note {
  color: var(--ink-muted);
  font-size: 10.5px;
  line-height: 1.4;
  opacity: .68;
}
.clue-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  border: 1px solid var(--domain-match-border);
  border-radius: 999px;
  background: var(--domain-match-soft);
  color: var(--domain-match-ink);
  padding: 0 9px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.clue-count.none,
.clue-count.pending {
  border-color: var(--border-strong);
  background: var(--surface-muted);
  color: var(--ink-muted);
}
.clue-count.loading {
  border-color: var(--domain-ai-border);
  background: var(--domain-ai-soft);
  color: var(--domain-ai-ink);
}
.clue-count.error {
  border-color: var(--status-error-border);
  background: var(--status-error-soft);
  color: var(--status-error);
}
.projects-page .project-detail-side {
  width: min(440px, 43vw);
  max-width: calc(100% - 20px);
}
.projects-page .project-detail-head {
  padding: 15px 16px 13px;
  background: linear-gradient(135deg, #F7FAFF 0%, #FFFFFF 78%);
}
.projects-page .project-detail-card h2 {
  font-size: 19px;
  line-height: 1.34;
}
.projects-page .project-detail-kicker {
  font-weight: 700;
}
.projects-page .project-detail-body {
  gap: 10px;
  padding: 12px 16px 14px;
}
.projects-page .project-detail-section-head {
  margin-bottom: 7px;
}
.projects-page .project-detail-section-head h3 {
  font-size: 12.5px;
  font-weight: 700;
}
.projects-page .project-source-section {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}
.projects-page .project-source-section .project-detail-section-head h3 {
  color: var(--ink-primary);
  font-weight: 700;
}
.project-materials {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 10px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--surface-sidebar);
}
.material-link {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  background: var(--surface-page);
  color: var(--domain-project-ink);
  padding: 0 9px;
  font-size: 12px;
  font-weight: 600;
}
.material-link:hover {
  background: var(--domain-project-soft);
  border-color: var(--domain-project-border);
}
.material-link.disabled {
  color: var(--ink-muted);
  background: var(--surface-muted);
}
.paper-clue-list {
  display: grid;
  gap: 8px;
}
.paper-clue {
  min-width: 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  padding: 10px 11px;
}
.paper-clue.strong {
  border-color: var(--domain-match-border);
  background: #FFFFFF;
  box-shadow: inset 3px 0 0 var(--domain-match-border);
}
.paper-clue.confirmed {
  border-color: var(--status-ok-border);
  background: #FFFFFF;
  box-shadow: inset 3px 0 0 var(--status-ok);
}
.paper-clue.match {
  border-color: var(--status-ok-border);
  background: #FFFFFF;
  box-shadow: inset 3px 0 0 var(--status-ok);
}
.paper-clue.review {
  border-color: var(--status-to-review-border);
  background: #FFFFFF;
  box-shadow: inset 3px 0 0 var(--status-to-review);
}
.paper-clue-top {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.paper-title {
  display: block;
  color: var(--ink-primary);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.42;
}
.paper-meta {
  color: var(--ink-muted);
  font-size: 11.5px;
  line-height: 1.5;
  margin-top: 4px;
}
.reason-list {
  display: grid;
  gap: 5px;
  margin-top: 8px;
}
.reason {
  display: grid;
  grid-template-columns: 66px 1fr;
  gap: 8px;
  align-items: start;
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.45;
}
.paper-card-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
  padding-top: 7px;
  border-top: 1px solid var(--border-soft);
}
.paper-detail-link {
  min-height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  color: var(--domain-project-ink);
  padding: 0;
  font-size: 12px;
  font-weight: 600;
}
.paper-detail-link:hover {
  text-decoration: underline;
}
.empty-clue {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-muted);
  color: var(--ink-secondary);
  padding: 12px;
  font-size: 12px;
  line-height: 1.65;
}
.empty-clue.error {
  border-color: var(--status-error-border);
  background: var(--status-error-soft);
}
.empty-clue-title {
  color: var(--ink-primary);
  font-weight: 700;
}
.empty-clue p {
  margin: 4px 0 0;
}

@media (max-width: 1180px) {
  .projects-page .projects-filters .filters-row-1 label {
    flex: 1 1 calc(50% - 5px);
    min-width: 140px;
  }
  .projects-page .project-detail-side {
    width: min(420px, calc(100% - 24px));
  }
}

@media (max-width: 900px) {
  .projects-page .main {
    overflow: visible;
  }
  .projects-page .projects-content {
    overflow: visible;
    padding: 14px;
  }
  .projects-page .projects-filters .filters-row-1 {
    flex-direction: column;
  }
  .projects-page .projects-filters .filters-row-1 label {
    flex: 1 1 auto;
  }
  .projects-page .projects-filters .filters-row-2 {
    flex-direction: column;
  }
  .projects-page .filter-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .projects-page .projects-browser {
    display: block;
    overflow: visible;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
  .projects-page .projects-table-panel {
    min-height: 0;
    overflow: visible;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
  .projects-page .projects-table-scroll {
    overflow: visible;
  }
  .projects-page .projects-table,
  .projects-page .projects-table tbody,
  .projects-page .projects-table tr,
  .projects-page .projects-table td {
    display: block;
    width: 100%;
  }
  .projects-page .projects-table {
    min-width: 0;
  }
  .projects-page .projects-table thead {
    display: none;
  }
  .projects-page .projects-table tbody {
    display: grid;
    gap: 10px;
  }
  .projects-page .projects-table tbody tr.project-row {
    height: auto;
    padding: 12px;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    background: var(--surface-page);
    box-shadow: var(--shadow-research-panel);
  }
  .projects-page .projects-table tbody tr.project-row.selected {
    border-color: var(--domain-project-border);
    background: #F5F8FF;
  }
  .projects-page .projects-table tbody tr.project-row:hover td,
  .projects-page .projects-table tbody tr.project-row.selected td {
    background: transparent;
  }
  .projects-page .projects-table tbody tr.project-row.selected td:first-child {
    box-shadow: none;
  }
  .projects-page .projects-table tbody tr.project-row > td {
    height: auto;
    padding: 7px 0;
    border-bottom: 1px solid var(--border-soft);
  }
  .projects-page .projects-table tbody td:last-child {
    border-bottom: 0;
  }
  .projects-page .projects-table tbody td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 3px;
    font-size: 10.5px;
    color: var(--ink-muted);
  }
  .projects-page .projects-table tbody td:first-child::before {
    display: none;
  }
  .projects-page .project-detail-side {
    position: fixed;
    inset: 68px 12px 12px;
    width: auto;
    max-width: none;
    min-height: 0;
  }
  .projects-page .project-detail-card {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .projects-page .project-detail-facts,
  .projects-page .project-detail-actions {
    grid-template-columns: 1fr;
  }
}

/* ───────── Subject & School-Stage Chips (Phase 7.6) ───────── */
.chip-subject {
  display: inline-flex; align-items: center;
  font-size: 11px; padding: 1px 8px;
  border-radius: 3px;
  white-space: nowrap;
  height: 19px;
  line-height: 1;
  font-weight: 500;
}
.chip-subject-0 { background: #EEF2FA; border: 1px solid #D2DEF2; color: #3B5C9E; }
.chip-subject-1 { background: #E8F4EC; border: 1px solid #C6E3CE; color: #2F6E48; }
.chip-subject-2 { background: #F3EEF8; border: 1px solid #DFD4EE; color: #5E4291; }
.chip-subject-3 { background: #FDF4E5; border: 1px solid #F0DCA6; color: #8C6218; }
.chip-subject-4 { background: #E5F4F1; border: 1px solid #C0E2DA; color: #1A6B5E; }
.chip-subject-5 { background: #F9EBEC; border: 1px solid #EFCBCE; color: #953A43; }

.chip-static.stage {
  background: #F4F5F6; border: 1px solid #DDE1E6; color: #535A66;
}

/* === T-09 status page modifiers === */
@media (max-width: 760px) {
  .status-page {
    padding: 14px;
  }
  .status-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .status-row .meta {
    text-align: left;
  }
  .settings-grid {
    grid-template-columns: 1fr;
  }
  .tech-collapsed .grid {
    grid-template-columns: 1fr;
  }
}