/* ══════════════════════════════════════════════════════════════════════
   Heidan Dashboard — Cyberpunk Theme
   ══════════════════════════════════════════════════════════════════════ */

/* ── Dark mode (default) ── */
:root, :root[data-theme="dark"] {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a2e;
  --bg-card-hover: #222240;
  --bg-input: #14141f;
  --border: #2a2a4a;
  --border-bright: #3a3a6a;
  --text-primary: #e0e0ff;
  --text-secondary: #8888aa;
  --text-muted: #555570;
  --accent-cyan: #00f0ff;
  --accent-magenta: #ff00aa;
  --accent-green: #00ff88;
  --accent-orange: #ff8800;
  --accent-red: #ff3355;
  --accent-yellow: #ffcc00;
  --glow: 0 0 10px rgba(0, 240, 255, 0.3);
  --glow-magenta: 0 0 10px rgba(255, 0, 170, 0.3);
  --glow-green: 0 0 8px rgba(0, 255, 136, 0.2);
  --shadow: 0 2px 8px rgba(0,0,0,0.4);
  --scrollbar-track: #0a0a0f;
  --scrollbar-thumb: #2a2a4a;
}

/* ── Light mode ── */
:root[data-theme="light"] {
  --bg-primary: #f5f5f8;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f0f5;
  --bg-input: #f0f0f5;
  --border: #d0d0d8;
  --border-bright: #b0b0c0;
  --text-primary: #1a1a2e;
  --text-secondary: #555566;
  --text-muted: #888899;
  --accent-cyan: #0088aa;
  --accent-magenta: #cc0088;
  --accent-green: #008855;
  --accent-orange: #cc6600;
  --accent-red: #cc2244;
  --accent-yellow: #aa8800;
  --glow: none;
  --glow-magenta: none;
  --glow-green: none;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --scrollbar-track: #e8e8ee;
  --scrollbar-thumb: #c0c0d0;
}

/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

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

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 4px; }

/* ══════════════════════════════════════════════════════════════════════
   Layout
   ══════════════════════════════════════════════════════════════════════ */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.app-title .heidan { color: var(--accent-cyan); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ── Theme toggle ── */
.theme-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.8rem;
  transition: all 0.2s;
}
.theme-toggle:hover {
  border-color: var(--accent-cyan);
  box-shadow: var(--glow);
}

/* ── Admin toggle (gear icon) ── */
.admin-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.2s;
}
.admin-toggle:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* ══════════════════════════════════════════════════════════════════════
   App body — flex layout for report stream + chat sidebar
   ══════════════════════════════════════════════════════════════════════ */

.app-body {
  display: flex;
  min-height: calc(100vh - 50px);
}

/* ══════════════════════════════════════════════════════════════════════
   Report Stream — main content area
   ══════════════════════════════════════════════════════════════════════ */

.report-stream {
  flex: 1;
  min-width: 0;
  padding: 2rem;
  max-width: 900px;
  margin: 0 auto;
  overflow-y: auto;
}

/* ── Report welcome (empty state) ── */
.report-welcome {
  text-align: center;
  padding: 4rem 2rem;
}
.report-welcome h1 {
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-bottom: 0.8rem;
}
.report-welcome p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 2rem;
}

/* ── Welcome action buttons ── */
.welcome-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: 500px;
  margin: 0 auto;
}
.welcome-action {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text-primary);
  transition: all 0.2s;
  text-align: left;
}
.welcome-action:hover {
  border-color: var(--accent-cyan);
  box-shadow: var(--glow);
}

/* ── Report header (non-empty state) ── */
.report-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}
.report-title { font-size: 1.1rem; color: var(--accent-cyan); font-weight: 700; }

/* ── Report cards ── */
.report-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.2rem 1.5rem;
  margin-bottom: 1.2rem;
  animation: card-enter 0.3s ease;
}
@keyframes card-enter {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.report-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}
.report-card-type { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.08em; }
.report-card-time { font-size: 0.7rem; color: var(--text-muted); }
.report-card-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.8rem; }
.report-card-body { font-size: 0.85rem; line-height: 1.7; color: var(--text-secondary); }
.report-card-body strong { color: var(--text-primary); }

/* ── Report card detail collapsible ── */
.report-card-details {
  margin-top: 0.8rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border);
}
.report-card-details-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  padding: 0.2rem 0;
  transition: color 0.2s;
}
.report-card-details-toggle:hover { color: var(--accent-cyan); }
.report-card-details-content {
  display: none;
  margin-top: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.report-card-details-content.visible { display: block; }

/* ── Report card big value ── */
.report-big-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
}

/* ── Report card next-step items ── */
.report-next-step {
  background: var(--bg-card-hover);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.8rem 1rem;
  margin-bottom: 0.5rem;
}
.report-next-step .step-action {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}
.report-next-step .step-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ── Settlement bar visualization ── */
.settlement-bar-container {
  margin: 1rem 0;
  background: var(--bg-card-hover);
  border-radius: 6px;
  padding: 0.6rem;
}
.settlement-bar {
  display: flex;
  height: 28px;
  border-radius: 4px;
  overflow: hidden;
}
.settlement-bar-low {
  background: rgba(0, 240, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--accent-cyan);
}
.settlement-bar-zone {
  background: rgba(0, 255, 136, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--accent-green);
  font-weight: 600;
}
.settlement-bar-high {
  background: rgba(255, 0, 170, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--accent-magenta);
}
.settlement-bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

/* ══════════════════════════════════════════════════════════════════════
   Admin Drawer — full-screen overlay
   ══════════════════════════════════════════════════════════════════════ */

.admin-drawer {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 250;
  display: flex;
  flex-direction: column;
}
.admin-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
.admin-drawer-header h3 {
  font-size: 1rem;
  color: var(--text-primary);
}
.admin-drawer-header button {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.2rem 0.5rem;
  transition: color 0.2s;
}
.admin-drawer-header button:hover { color: var(--accent-red); }
.admin-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  padding: 0 1rem;
}
.admin-tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.8rem;
  transition: all 0.2s;
}
.admin-tab:hover { color: var(--text-primary); }
.admin-tab.active {
  color: var(--accent-cyan);
  border-bottom-color: var(--accent-cyan);
}
.admin-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}
.admin-panel { display: none; }
.admin-panel.active { display: block; }

/* ══════════════════════════════════════════════════════════════════════
   Cards
   ══════════════════════════════════════════════════════════════════════ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.2rem;
  transition: all 0.2s;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-bright);
  box-shadow: var(--shadow);
}

.card-title {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.card-value {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.card-value.cyan { color: var(--accent-cyan); }
.card-value.magenta { color: var(--accent-magenta); }
.card-value.green { color: var(--accent-green); }
.card-value.orange { color: var(--accent-orange); }

.card-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ── Stat row ── */
.stat-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.3rem;
  flex: 1;
  min-width: 160px;
  text-align: center;
}

/* ── Tables ── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.data-table th {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 2px solid var(--border);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table td {
  padding: 0.5rem 0.8rem;
  border-bottom: 1px solid var(--border);
}

.data-table tr:hover td {
  background: var(--bg-card-hover);
}

.data-table .clickable { cursor: pointer; }
.data-table .clickable:hover { color: var(--accent-cyan); }

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: 600;
}

.badge.green { background: rgba(0,255,136,0.15); color: var(--accent-green); }
.badge.yellow { background: rgba(255,204,0,0.15); color: var(--accent-yellow); }
.badge.red { background: rgba(255,51,85,0.15); color: var(--accent-red); }
.badge.cyan { background: rgba(0,240,255,0.12); color: var(--accent-cyan); }
.badge.magenta { background: rgba(255,0,170,0.12); color: var(--accent-magenta); }
.badge.orange { background: rgba(255,136,0,0.15); color: var(--accent-orange); }

/* ── Sigma indicators ── */
.sigma-bar {
  display: inline-block;
  height: 6px;
  border-radius: 3px;
  min-width: 40px;
  max-width: 100px;
}

.sigma-high { background: var(--accent-green); box-shadow: var(--glow-green); }
.sigma-mid { background: var(--accent-yellow); }
.sigma-low { background: var(--accent-red); }
.sigma-zero { background: var(--text-muted); }

/* ── Inputs ── */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 1rem;
}

.input-group label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.input-group input,
.input-group select,
.input-group textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.5rem 0.7rem;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.85rem;
  transition: border-color 0.2s;
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: var(--glow);
}

.input-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.input-row .input-group { flex: 1; min-width: 180px; }

/* ── Buttons ── */
.btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.2s;
}

.btn:hover {
  border-color: var(--accent-cyan);
  box-shadow: var(--glow);
}

.btn-primary {
  background: var(--accent-cyan);
  color: var(--bg-primary);
  border-color: var(--accent-cyan);
}

.btn-primary:hover {
  background: #00d8e8;
}

/* ── Section headings ── */
.section-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.section-title.cyan { color: var(--accent-cyan); }
.section-title.magenta { color: var(--accent-magenta); }

.subsection-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin: 1.5rem 0 0.8rem;
  color: var(--text-secondary);
}

/* ── Mermaid diagrams ── */
.mermaid-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.5rem;
  margin: 1rem 0;
  overflow-x: auto;
}

.mermaid-container svg { max-width: 100%; }

/* ── Plotly chart container ── */
.chart-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem;
  margin: 1rem 0;
}

/* ── Upload zone ── */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
}

.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.03);
  box-shadow: var(--glow);
}

.upload-zone .upload-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.upload-zone .upload-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ── Markdown content (rendered) ── */
.md-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.5rem;
  margin: 1rem 0;
  font-size: 0.85rem;
  line-height: 1.7;
  overflow-x: auto;
  max-height: 500px;
  overflow-y: auto;
}

.md-content h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin: 1.2rem 0 0.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.3rem;
}

.md-content h3 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-magenta);
  margin: 1rem 0 0.4rem;
}

.md-content h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0.8rem 0 0.3rem;
}

.md-content strong { color: var(--text-primary); }

.md-content ul, .md-content ol {
  margin: 0.3rem 0 0.5rem 1.2rem;
}

.md-content li {
  margin-bottom: 0.2rem;
}

.md-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0;
  font-size: 0.8rem;
}

.md-content table th,
.md-content table td {
  border: 1px solid var(--border);
  padding: 0.3rem 0.6rem;
  text-align: left;
}

.md-content table th {
  background: var(--bg-card-hover);
  font-weight: 600;
  color: var(--text-secondary);
}

.md-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1rem 0;
}

/* ══════════════════════════════════════════════════════════════════════
   Taxonomy heatmap grid
   ══════════════════════════════════════════════════════════════════════ */

.taxonomy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.6rem;
  margin: 1rem 0;
}

.taxonomy-node {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.6rem 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.75rem;
}

.taxonomy-node:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-1px);
}

.taxonomy-node.sigma-critical {
  border-color: var(--accent-red);
  box-shadow: 0 0 8px rgba(255, 51, 85, 0.3);
}

.taxonomy-node.sigma-starving {
  border-color: var(--accent-orange);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 5px rgba(255, 136, 0, 0.2); }
  50% { box-shadow: 0 0 15px rgba(255, 136, 0, 0.4); }
}

.taxonomy-node .node-name {
  font-weight: 600;
  margin-bottom: 0.2rem;
  word-break: break-word;
}

.taxonomy-node .node-sigma {
  font-weight: 700;
}

/* ── Filters ── */
.filter-bar {
  display: flex;
  gap: 0.8rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.filter-bar select, .filter-bar input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.4rem 0.6rem;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.8rem;
}

/* ── Fact vector toggles ── */
.fact-toggles {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 0.5rem 0;
}

.fact-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.78rem;
  transition: all 0.2s;
}

.fact-toggle.active {
  background: rgba(0, 255, 136, 0.15);
  border-color: var(--accent-green);
  color: var(--accent-green);
}

/* ── Loading spinner ── */
.loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Empty states ── */
.empty-state {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
}

/* ══════════════════════════════════════════════════════════════════════
   Chat toggle button (header)
   ══════════════════════════════════════════════════════════════════════ */

.chat-toggle {
  background: var(--bg-card);
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  transition: all 0.2s;
}

.chat-toggle:hover {
  background: rgba(0, 240, 255, 0.1);
  box-shadow: var(--glow);
}

.chat-toggle.active {
  background: var(--accent-cyan);
  color: var(--bg-primary);
}

/* ══════════════════════════════════════════════════════════════════════
   Chat sidebar — persistent right-side panel
   ══════════════════════════════════════════════════════════════════════ */

.chat-sidebar {
  width: 420px;
  min-width: 0;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: width 0.3s ease, min-width 0.3s ease;
  overflow: hidden;
  flex-shrink: 0;
}

.chat-sidebar.collapsed {
  width: 0;
  min-width: 0;
  border-left: none;
}

/* ── Chat header ── */

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.chat-header-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
}

.chat-header-actions {
  display: flex;
  gap: 0.4rem;
}

.chat-header-actions button {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 26px;
  height: 26px;
  border-radius: 3px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.chat-header-actions button:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* ── Chat messages ── */

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.chat-welcome {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.chat-welcome h4 {
  color: var(--accent-cyan);
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
}

.chat-welcome p {
  margin-bottom: 0.5rem;
}

/* ── Chat suggestion buttons ── */
.chat-suggestions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.8rem;
}
.chat-suggestion {
  background: var(--bg-card-hover);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem 0.8rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-align: left;
  transition: all 0.2s;
}
.chat-suggestion:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.chat-msg {
  max-width: 90%;
  padding: 0.6rem 0.8rem;
  border-radius: 6px;
  font-size: 0.8rem;
  line-height: 1.5;
  word-wrap: break-word;
  white-space: pre-wrap;
}

.chat-msg.user {
  align-self: flex-end;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--text-primary);
}

.chat-msg.assistant {
  align-self: flex-start;
  background: rgba(255, 0, 170, 0.06);
  border: 1px solid rgba(255, 0, 170, 0.25);
  color: var(--text-primary);
}

/* ── Tool call blocks ── */

.chat-tool-call {
  margin: 0.4rem 0;
  border: 1px solid var(--accent-orange);
  border-radius: 4px;
  overflow: hidden;
  font-size: 0.75rem;
}

.chat-tool-call-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.3rem 0.6rem;
  background: rgba(255, 136, 0, 0.1);
  color: var(--accent-orange);
  cursor: pointer;
  font-weight: 600;
}

.chat-tool-call-body {
  display: none;
  padding: 0.5rem 0.6rem;
  background: var(--bg-card);
  font-family: inherit;
  font-size: 0.72rem;
  white-space: pre-wrap;
  max-height: 200px;
  overflow-y: auto;
  color: var(--text-secondary);
}

.chat-tool-call.expanded .chat-tool-call-body {
  display: block;
}

/* ── Chat input ── */

.chat-input-area {
  display: flex;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
  flex-shrink: 0;
  align-items: flex-end;
}

.chat-input-area textarea {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.5rem 0.6rem;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.8rem;
  resize: none;
  min-height: 72px;
  max-height: 100px;
  line-height: 1.4;
}

.chat-input-area textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

.chat-input-area .chat-send-btn {
  background: var(--accent-cyan);
  color: var(--bg-primary);
  border: none;
  padding: 0.5rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}

.chat-input-area .chat-send-btn:hover {
  background: #00d8e8;
}

.chat-input-area .chat-send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── Chat settings overlay ── */

.chat-settings {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-secondary);
  z-index: 10;
  padding: 1rem;
  display: none;
  flex-direction: column;
  gap: 0.8rem;
  overflow-y: auto;
}

.chat-settings.visible {
  display: flex;
}

.chat-settings h3 {
  font-size: 0.9rem;
  color: var(--accent-cyan);
  margin-bottom: 0.3rem;
}

.chat-settings .input-group {
  margin-bottom: 0.5rem;
}

.chat-settings .btn {
  margin-top: 0.5rem;
}

/* ── Chat spinner ── */

.chat-spinner {
  align-self: flex-start;
  padding: 0.6rem 0.8rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ══════════════════════════════════════════════════════════════════════
   Modal overlay (taxonomy detail, etc.)
   ══════════════════════════════════════════════════════════════════════ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-bright);
  border-radius: 8px;
  padding: 1.5rem 2rem;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.modal-close {
  position: absolute;
  top: 0.5rem;
  right: 0.7rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--accent-red);
}

/* ══════════════════════════════════════════════════════════════════════
   PI Pipeline step indicator
   ══════════════════════════════════════════════════════════════════════ */

.pipeline-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  overflow-x: auto;
  padding: 1rem 0;
}

.pipeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 100px;
  position: relative;
}

.pipeline-step-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-secondary);
  z-index: 1;
}

.pipeline-step.active .pipeline-step-dot {
  border-color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.15);
  color: var(--accent-cyan);
  box-shadow: var(--glow);
}

.pipeline-step.completed .pipeline-step-dot {
  border-color: var(--accent-green);
  background: rgba(0, 255, 136, 0.15);
  color: var(--accent-green);
}

.pipeline-step-label {
  font-size: 0.7rem;
  font-weight: 600;
  margin-top: 0.4rem;
  text-align: center;
  color: var(--text-secondary);
}

.pipeline-step.active .pipeline-step-label {
  color: var(--accent-cyan);
}

.pipeline-step-meta {
  font-size: 0.62rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.2rem;
  max-width: 100px;
}

.pipeline-step-connector {
  position: absolute;
  top: 15px;
  left: calc(50% + 16px);
  right: calc(-50% + 16px);
  height: 2px;
  background: var(--border-bright);
}

.pipeline-step.completed .pipeline-step-connector {
  background: var(--accent-green);
}

.pipeline-step:last-child .pipeline-step-connector {
  display: none;
}

/* ══════════════════════════════════════════════════════════════════════
   Info card
   ══════════════════════════════════════════════════════════════════════ */

.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-cyan);
  border-radius: 6px;
  padding: 1rem 1.2rem;
  margin-bottom: 1.5rem;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.info-card h4 {
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.info-card code {
  background: var(--bg-input);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  font-size: 0.78rem;
  color: var(--accent-green);
}

/* ══════════════════════════════════════════════════════════════════════
   Sigma legend
   ══════════════════════════════════════════════════════════════════════ */

.sigma-legend {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.75rem;
}

.sigma-legend-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.sigma-legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════════════
   Disbursement filter controls
   ══════════════════════════════════════════════════════════════════════ */

.disb-filters {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 1rem;
  padding: 0.8rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.disb-filters label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.disb-filters select,
.disb-filters input[type="number"] {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.3rem 0.5rem;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.8rem;
  width: 100px;
}

/* Checkbox toggle style */
.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.toggle-label input[type="checkbox"] {
  accent-color: var(--accent-cyan);
}

/* ── Collapsible section ── */
.collapsible-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.6rem 0;
  user-select: none;
}

.collapsible-header:hover {
  color: var(--accent-cyan);
}

.collapsible-arrow {
  transition: transform 0.2s;
  font-size: 0.8rem;
}

.collapsible-header.open .collapsible-arrow {
  transform: rotate(90deg);
}

/* ── Trace replay ── */
.trace-step {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
}

.trace-step:last-child {
  border-bottom: none;
}

.trace-step-num {
  font-weight: 700;
  color: var(--text-muted);
  width: 40px;
  text-align: center;
  flex-shrink: 0;
}

.trace-step-action {
  color: var(--accent-orange);
  font-weight: 600;
  min-width: 80px;
}

.trace-step-state {
  color: var(--accent-cyan);
  font-weight: 600;
  min-width: 80px;
}

.trace-step-hash {
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.72rem;
}

.trace-step-fact {
  color: var(--text-secondary);
  font-size: 0.72rem;
}

.trace-match {
  color: var(--accent-green);
  font-weight: 700;
}

/* ── Case position form ── */
.position-form {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.position-output {
  margin-top: 1.5rem;
}

/* ══════════════════════════════════════════════════════════════════════
   Export dropdown
   ══════════════════════════════════════════════════════════════════════ */

.export-dropdown {
  position: relative;
  display: inline-block;
}

.export-menu {
  display: none;
  position: absolute;
  right: 0;
  top: 100%;
  margin-top: 0.3rem;
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  box-shadow: var(--shadow);
  z-index: 10;
  min-width: 140px;
}

.export-menu.visible { display: block; }

.export-menu-item {
  display: block;
  width: 100%;
  background: none;
  border: none;
  color: var(--text-primary);
  padding: 0.5rem 0.8rem;
  font-family: inherit;
  font-size: 0.8rem;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
}

.export-menu-item:hover {
  background: var(--bg-card-hover);
  color: var(--accent-cyan);
}

/* ══════════════════════════════════════════════════════════════════════
   Print styles
   ══════════════════════════════════════════════════════════════════════ */

@media print {
  body { background: #fff; color: #1a1a2e; }
  .app-header, .chat-sidebar, .admin-drawer,
  .export-dropdown, #report-clear, .chat-toggle,
  .admin-toggle, .theme-toggle,
  .report-card-details-toggle { display: none !important; }
  .app-body { display: block; }
  .report-stream {
    max-width: 100%;
    padding: 0;
    margin: 0;
  }
  .report-card {
    border: 1px solid #ccc;
    break-inside: avoid;
    page-break-inside: avoid;
  }
  .report-card-details-content { display: block !important; }
  :root {
    --bg-primary: #fff;
    --bg-card: #fff;
    --text-primary: #1a1a2e;
    --text-secondary: #555;
    --border: #ccc;
  }
  @page { margin: 1.5cm; }
}

/* ══════════════════════════════════════════════════════════════════════
   Login page
   ══════════════════════════════════════════════════════════════════════ */

.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3rem 2.5rem;
  text-align: center;
  max-width: 360px;
  width: 100%;
  box-shadow: var(--shadow);
}

.login-logo {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  margin-bottom: 0.3rem;
}

.login-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.login-btn {
  display: inline-block;
  width: 100%;
  padding: 0.7rem 1.2rem;
  font-size: 0.9rem;
  text-align: center;
  margin-bottom: 1rem;
}

.login-note {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.login-error {
  background: rgba(255, 51, 85, 0.1);
  border: 1px solid var(--accent-red);
  border-radius: 4px;
  padding: 0.5rem 0.8rem;
  font-size: 0.8rem;
  color: var(--accent-red);
  margin-bottom: 1.5rem;
}

/* ══════════════════════════════════════════════════════════════════════
   Header docs link + user info
   ══════════════════════════════════════════════════════════════════════ */

.header-docs-link {
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.5rem;
  border-radius: 4px;
  transition: color 0.2s;
  text-decoration: none;
}

.header-docs-link:hover,
.header-docs-link.active {
  color: var(--accent-cyan);
  text-decoration: none;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.user-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border);
}

.user-name {
  color: var(--text-primary);
  font-weight: 600;
}

.user-logout {
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color 0.2s;
}

.user-logout:hover {
  color: var(--accent-red);
  text-decoration: none;
}

/* ══════════════════════════════════════════════════════════════════════
   Docs page
   ══════════════════════════════════════════════════════════════════════ */

.docs-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.docs-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 2rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.docs-section {
  margin-bottom: 2.5rem;
}

.docs-section h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-magenta);
  margin-bottom: 0.8rem;
}

.docs-section p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0.8rem;
}

.docs-section ul {
  margin: 0.5rem 0 0.8rem 1.2rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.docs-section li {
  margin-bottom: 0.3rem;
}

.docs-section code {
  background: var(--bg-input);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  font-size: 0.8rem;
  color: var(--accent-green);
}

.docs-tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.docs-tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.2rem;
}

.docs-tool-card h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 0.4rem;
}

.docs-tool-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.docs-example {
  background: var(--bg-card-hover);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.35rem 0.6rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
  font-style: italic;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .report-stream { padding: 1rem; }
  .card-grid { grid-template-columns: 1fr; }
  .input-row { flex-direction: column; }
  .welcome-actions { grid-template-columns: 1fr; }

  /* Chat sidebar: full-width overlay on mobile */
  .chat-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 100vw;
    height: 100vh;
    z-index: 200;
  }
  .chat-sidebar.collapsed {
    display: none;
  }
}