/* Il Prodromo — Dark/Amber Design System
   Typography: Instrument Serif (display) + Geist (body) + JetBrains Mono (code)
   Aesthetic: Bloomberg Terminal DNA, Italian precision */
:root {
  --bg-primary: #0d0f12;
  --bg-secondary: #15171c;
  --bg-tertiary: #1c1e24;
  --bg-hover: #22252c;
  --border: #27272a;
  --border-light: #3f3f46;
  --text-primary: #e4e4e7;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-dim: #52525b;
  --amber: #d97706;
  --amber-glow: rgba(217,119,6,0.08);
  --amber-light: rgba(217,119,6,0.15);
  --amber-border: rgba(217,119,6,0.3);
  --slate: #64748b;
  --red: #ef4444;
  --red-bg: rgba(239,68,68,0.15);
  --red-border: rgba(239,68,68,0.3);
  --orange: #f97316;
  --orange-bg: rgba(249,115,22,0.15);
  --orange-border: rgba(249,115,22,0.3);
  --yellow: #eab308;
  --yellow-bg: rgba(234,179,8,0.15);
  --yellow-border: rgba(234,179,8,0.3);
  --green: #22c55e;
  --green-bg: rgba(34,197,94,0.15);
  --green-border: rgba(34,197,94,0.3);
  --blue: #2563eb;
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'Geist', 'GeistSans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { overflow-x: hidden; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

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

.container { max-width: 1328px; margin: 0 auto; padding: 0 24px; box-sizing: border-box; }

/* ── Header ── */
.site-header {
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  background: var(--bg-secondary);
}
.header-inner {
  display: flex; justify-content: space-between; align-items: center;
}
.wordmark {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 400; letter-spacing: 3px;
  color: var(--text-primary); text-transform: uppercase;
}
.wordmark span { color: var(--amber); }
.wordmark a { color: inherit; text-decoration: none; }
.header-stats { display: flex; gap: 32px; }
.stat { text-align: center; }
.stat-value {
  font-size: 24px; font-weight: 600; color: var(--text-primary);
  line-height: 1.2; font-variant-numeric: tabular-nums;
}
.stat-value.urgent { color: var(--red); }
.stat-label {
  font-size: 10px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 1px;
}

/* ── Navigation ── */
.nav { display: flex; gap: 2px; padding: 12px 0; }
.nav a {
  padding: 8px 16px;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}
.nav a:hover { color: var(--text-primary); }
.nav a.active {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ── Page ── */
.page { padding-top: 24px; padding-bottom: 48px; }
.page-header { margin-bottom: 24px; }
.page-title {
  font-size: 18px; font-weight: 400; color: var(--text-primary);
}
.page-subtitle {
  font-size: 13px; color: var(--text-muted); margin-top: 4px;
}

/* ── TA Group ── */
.ta-group { margin-bottom: 32px; }
.ta-header {
  font-family: var(--font-display);
  font-size: 16px; letter-spacing: 1px;
  color: var(--text-primary); padding: 10px 16px;
  background: var(--amber-glow);
  border-left: 3px solid var(--amber);
  margin-bottom: 2px;
}

/* ── Table ── */
.data-table { width: 100%; border-collapse: collapse; table-layout: auto; }
.ta-group { overflow-x: auto; }
.data-table th {
  text-align: left; font-size: 10px; text-transform: uppercase;
  letter-spacing: 1px; color: var(--text-muted);
  padding: 8px 12px; border-bottom: 1px solid var(--border);
  font-weight: 500;
}
.data-table td {
  padding: 10px 12px; border-bottom: 1px solid rgba(39,39,42,0.5);
  font-size: 13px; color: var(--text-secondary);
}
.data-table tr:hover td { background: var(--bg-hover); }
.data-table .company-link { color: var(--text-primary); font-weight: 500; }
.data-table .asset-link { color: var(--text-primary); }
.data-table .stage { color: var(--text-muted); font-size: 12px; }

/* Disagreement row */
.data-table tr.disagree {
  background: var(--amber-light);
  border-left: 2px solid var(--amber);
}
.disagree-flag {
  font-size: 10px; color: var(--amber); font-weight: 600;
  margin-left: 6px;
}

/* ── Score bar ── */
.score-bar {
  width: 72px; height: 5px; background: var(--border);
  border-radius: 3px; display: inline-block; vertical-align: middle;
  margin-right: 8px;
}
.score-fill { height: 100%; border-radius: 3px; }
.score-fill.red { background: var(--red); }
.score-fill.orange { background: var(--orange); }
.score-fill.yellow { background: var(--yellow); }
.score-fill.green { background: var(--green); }
.score-value { font-weight: 600; font-variant-numeric: tabular-nums; }
.score-value.red { color: var(--red); }
.score-value.orange { color: var(--orange); }
.score-value.yellow { color: var(--yellow); }
.score-value.green { color: var(--green); }

/* ── Badges ── */
.badge {
  display: inline-block; padding: 2px 8px;
  font-size: 10px; font-weight: 600; letter-spacing: 0.5px;
  border-radius: 2px;
}
.badge-red { background: var(--red-bg); color: var(--red); border: 1px solid var(--red-border); }
.badge-orange { background: var(--orange-bg); color: var(--orange); border: 1px solid var(--orange-border); }
.badge-yellow { background: var(--yellow-bg); color: var(--yellow); border: 1px solid var(--yellow-border); }
.badge-green { background: var(--green-bg); color: var(--green); border: 1px solid var(--green-border); }

/* ── Expert dots ── */
.expert-status { display: flex; gap: 4px; justify-content: center; }
.expert-dot {
  width: 20px; height: 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 700;
}
.expert-dot.assessed { background: var(--amber); color: var(--bg-primary); }
.expert-dot.pending { background: transparent; border: 1px dashed var(--border-light); color: var(--text-dim); }
.expert-dot.disagree { background: var(--red); color: white; }
.expert-dot[title] { position: relative; }
.expert-dot[title]:hover::after {
  content: attr(title);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-primary);
  color: var(--amber);
  font-size: 10px;
  font-weight: 500;
  padding: 4px 8px;
  border-radius: 3px;
  border: 1px solid var(--border-light);
  white-space: nowrap;
  z-index: 10;
  pointer-events: none;
}

/* ── Score breakdown cards ── */
.score-breakdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.component-card {
  background: var(--bg-tertiary); padding: 16px;
  border: 1px solid var(--border);
}
.component-label {
  font-size: 10px; text-transform: uppercase; letter-spacing: 1px;
  color: var(--text-muted); margin-bottom: 8px;
}
.component-value { font-size: 24px; font-weight: 600; color: var(--text-primary); }
.component-bar {
  width: 100%; height: 4px; background: var(--border);
  margin-top: 8px; border-radius: 2px;
}
.component-fill { height: 100%; border-radius: 2px; background: var(--amber); }
.component-weight { font-size: 10px; color: var(--text-dim); margin-top: 4px; }

/* ── Expert panel ── */
.expert-panel {
  background: var(--bg-tertiary); border: 1px solid var(--border);
  padding: 24px; margin-bottom: 24px;
}
.expert-panel h3 {
  font-size: 14px; font-weight: 500; color: var(--text-primary);
  margin-bottom: 4px;
}
.expert-panel .subtitle {
  color: var(--text-muted); font-size: 12px; margin-bottom: 16px;
}

.timeframe-options { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.timeframe-btn {
  padding: 10px 16px; border: 1px solid var(--border-light);
  background: transparent; color: var(--text-secondary);
  cursor: pointer; font-size: 12px; font-family: inherit;
  transition: all 0.15s;
}
.timeframe-btn:hover { border-color: var(--amber); color: var(--amber); }
.timeframe-btn.selected,
.timeframe-btn:has(input:checked) {
  border-color: var(--amber); color: var(--amber);
  background: var(--amber-light);
}
.timeframe-btn input { display: none; }

.reasoning-box {
  width: 100%; background: var(--bg-primary);
  border: 1px solid var(--border-light); color: var(--text-primary);
  padding: 12px; font-size: 13px; font-family: inherit;
  min-height: 80px; resize: vertical; margin-bottom: 16px;
}
.reasoning-box:focus { outline: none; border-color: var(--amber); }
.reasoning-box::placeholder { color: var(--text-dim); }

.submit-row { display: flex; gap: 8px; }
.btn {
  padding: 10px 20px; border: none; font-size: 12px;
  font-weight: 600; cursor: pointer; text-transform: uppercase;
  letter-spacing: 1px; font-family: inherit;
  transition: opacity 0.15s;
}
.btn:hover { opacity: 0.85; }
.btn-david { background: var(--amber); color: var(--bg-primary); }
.btn-thomas { background: var(--blue); color: white; }
.btn-primary { background: var(--amber); color: var(--bg-primary); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-secondary); border: 1px solid var(--border-light); }

/* ── Signal feed ── */
.signal-feed { margin-top: 24px; }
.signal-feed h3 {
  font-size: 14px; font-weight: 500; color: var(--text-primary);
  margin-bottom: 12px;
}
.signal {
  padding: 12px; border-left: 2px solid var(--border-light);
  margin-bottom: 8px; background: var(--bg-tertiary);
}
.signal-type {
  font-size: 10px; text-transform: uppercase; letter-spacing: 1px;
  color: var(--amber);
}
.signal-content { margin-top: 4px; color: var(--text-secondary); font-size: 11px; font-family: var(--font-mono); line-height: 1.6; }
.signal-date { font-size: 10px; color: var(--text-dim); margin-top: 4px; }

/* ── Case cards ── */
.case-card {
  background: var(--bg-tertiary); border: 1px solid var(--border);
  padding: 20px; margin-bottom: 16px;
}
.case-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.case-title { font-size: 16px; color: var(--text-primary); font-weight: 400; }
.case-title a { color: var(--text-primary); }
.case-meta { color: var(--text-muted); font-size: 12px; margin-bottom: 12px; }

.case-timeline { display: flex; gap: 2px; align-items: center; margin: 16px 0; }
.timeline-node { text-align: center; flex: 1; }
.timeline-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--border-light); margin: 0 auto 4px;
}
.timeline-dot.active { background: var(--amber); }
.timeline-label { font-size: 9px; color: var(--text-dim); }
.timeline-line { flex: 0.5; height: 1px; background: var(--border-light); margin-bottom: 14px; }

.annotation {
  background: var(--bg-primary); padding: 16px; margin-top: 12px;
  border-left: 2px solid var(--amber);
}
.annotation-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
}
.annotation-assessor {
  font-size: 10px; color: var(--amber);
  text-transform: uppercase; letter-spacing: 1px;
}
.annotation-date { font-size: 10px; color: var(--text-dim); }
.annotation-text { color: var(--text-secondary); font-size: 12px; font-style: italic; }
.annotation-timeframe { margin-top: 8px; font-size: 11px; color: var(--text-muted); }
.annotation-timeframe strong { color: var(--orange); }

.annotation-prompt {
  background: var(--bg-primary); border: 1px dashed var(--amber);
  padding: 16px; margin-top: 12px;
}
.annotation-prompt p {
  font-size: 12px; color: var(--amber); margin-bottom: 12px;
  font-style: italic;
}

/* ── Assessment history ── */
.assessment-history { margin-top: 24px; }
.assessment-item {
  padding: 12px; background: var(--bg-primary);
  border-left: 2px solid var(--amber); margin-bottom: 8px;
}
.assessment-header {
  display: flex; justify-content: space-between; margin-bottom: 4px;
}
.assessor-name { font-size: 11px; color: var(--amber); text-transform: uppercase; letter-spacing: 1px; }
.assessment-date { font-size: 10px; color: var(--text-dim); }
.assessment-timeframe { font-size: 12px; color: var(--text-primary); margin-bottom: 4px; }
.assessment-reasoning { font-size: 12px; color: var(--text-secondary); font-style: italic; }

/* ── Briefing ── */
.briefing-section { margin-bottom: 32px; }
.briefing-section h3 {
  font-size: 14px; font-weight: 500; color: var(--text-primary);
  margin-bottom: 12px; padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

/* ── Settings ── */
.settings-card {
  background: var(--bg-tertiary); border: 1px solid var(--border);
  padding: 20px; margin-bottom: 16px;
}
.settings-card h3 {
  font-size: 14px; font-weight: 500; color: var(--text-primary);
  margin-bottom: 12px;
}
.stat-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
}

/* ── Filter bar ── */
.filter-bar {
  display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap;
}
.filter-chip {
  padding: 4px 12px; font-size: 11px;
  border: 1px solid var(--border-light); color: var(--text-muted);
  text-decoration: none; border-radius: 2px;
  transition: all 0.15s;
}
.filter-chip:hover { border-color: var(--amber); color: var(--amber); text-decoration: none; }
.filter-chip.active {
  border-color: var(--amber); color: var(--amber);
  background: var(--amber-light);
}

/* ── Empty states ── */
.empty-state {
  text-align: center; padding: 48px 24px;
  color: var(--text-dim);
}
.empty-state p { margin-top: 8px; }

/* ── Collapsible sections ── */
#intro-body { transition: max-height 0.3s ease, padding 0.3s ease, opacity 0.2s ease; max-height: 500px; opacity: 1; }
#intro-body.collapsed { max-height: 0; padding-top: 0 !important; padding-bottom: 0 !important; opacity: 0; overflow: hidden; }

/* ── Responsive utility classes ── */
.grid-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.grid-4col { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.flex-header { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 12px; }

/* ── Responsive: Tablet ── */
@media (max-width: 768px) {
  .score-breakdown { grid-template-columns: repeat(2, 1fr); }
  .header-stats { gap: 16px; flex-wrap: wrap; }
  .stat-value { font-size: 18px; }
  .header-inner { flex-direction: column; gap: 12px; align-items: flex-start; }
  .grid-4col { grid-template-columns: 1fr 1fr; }
}

/* ── Responsive: Phone ── */
@media (max-width: 640px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .site-header { padding: 12px 16px; }
  .nav { flex-wrap: wrap; gap: 0; }
  .nav a { padding: 6px 10px; font-size: 10px; }
  .page-title { font-size: 16px; }
  .page-subtitle { font-size: 12px; }
  .score-breakdown { grid-template-columns: 1fr 1fr; gap: 8px; }
  .component-card { padding: 10px; }
  .component-value { font-size: 18px; }
  .expert-panel, .settings-card, .case-card { padding: 12px; }
  .score-bar { width: 48px; }
  .stat-value { font-size: 16px; }
  .stat-label { font-size: 8px; }
  .header-stats { gap: 12px; }
  .timeframe-options { gap: 4px; }
  .timeframe-btn { padding: 8px 10px; font-size: 11px; }
  .reasoning-box { min-height: 60px; font-size: 12px; }
  .btn { padding: 8px 14px; font-size: 11px; }
  .grid-2col, .grid-3col { grid-template-columns: 1fr; }
  .grid-4col { grid-template-columns: 1fr 1fr; }
  .ta-group, .briefing-section, .assessment-history { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .data-table { min-width: 500px; }
  .signal-content { word-break: break-word; overflow-wrap: anywhere; }
  .filter-bar { gap: 4px; }
  .filter-chip { padding: 3px 8px; font-size: 10px; }
  .annotation-prompt { padding: 12px; }
  .annotation-prompt p { font-size: 11px; }
  .ta-header { font-size: 14px; padding: 8px 12px; }
  .empty-state { padding: 32px 16px; }
}

/* ── Responsive: Small Phone ── */
@media (max-width: 480px) {
  .score-breakdown { grid-template-columns: 1fr; }
  .grid-4col { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .header-stats { gap: 8px; justify-content: flex-start; }
  .wordmark { font-size: 16px; letter-spacing: 2px; }
  .nav a { padding: 5px 8px; font-size: 9px; letter-spacing: 0.5px; }
}