:root {
  --bg: #0a0a0f;
  --surface: #13131a;
  --surface-2: #1e1e2e;
  --border: #1e1e2e;
  --accent: #5b5ef4;
  --accent-hover: #4a4dd4;
  --text: #e2e8f0;
  --text-strong: #ffffff;
  --muted: #94a3b8;
  --success: #22c55e;
  --danger: #ef4444;
  --accent-rgb: 91, 94, 244;
  --danger-rgb: 239, 68, 68;
  --success-rgb: 34, 197, 94;
}

[data-theme="light"] {
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-2: #f1f5f9;
  --border: #e2e8f0;
  --accent: #5b5ef4;
  --accent-hover: #4a4dd4;
  --text: #1e293b;
  --text-strong: #0f172a;
  --muted: #64748b;
  --success: #16a34a;
  --danger: #dc2626;
  --success-rgb: 22, 163, 74;
  --danger-rgb: 220, 38, 38;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, sans-serif;
  min-height: 100vh;
  padding-bottom: 56px; /* room for fixed footer */
  transition: background 0.2s, color 0.2s;
}

.warmup-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(10, 10, 15, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.warmup-panel {
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(360px, 100%);
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.35);
}

.warmup-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(var(--accent-rgb), 0.18);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.85s linear infinite;
  flex-shrink: 0;
}

.warmup-title {
  color: var(--text-strong);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 3px;
}

.warmup-copy {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.hero {
  text-align: center;
  padding: 3rem 0 2rem;
}

h1.logo {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-strong);
}

h1.logo span.accent {
  color: var(--accent);
}

p.tagline {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.input-wrap {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: 10px;
}

input#query {
  flex: 1;
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 15px;
  font-family: system-ui, sans-serif;
}

input#query:focus {
  border-color: var(--accent);
  outline: none;
}

button#launch-btn {
  padding: 14px 30px;
  background: linear-gradient(135deg, var(--accent) 0%, #7c7ffa 100%);
  border: none;
  border-radius: 10px;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  font-family: system-ui, sans-serif;
  box-shadow: 0 4px 14px rgba(var(--accent-rgb), 0.35),
              inset 0 1px 0 rgba(255, 255, 255, 0.18);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

button#launch-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(var(--accent-rgb), 0.5),
              inset 0 1px 0 rgba(255, 255, 255, 0.22);
  filter: brightness(1.05);
}

button#launch-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(var(--accent-rgb), 0.35);
}

button#launch-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

#theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  font-family: system-ui, sans-serif;
}

#theme-toggle:hover {
  border-color: var(--accent);
  transform: scale(1.08) rotate(-12deg);
  box-shadow: 0 4px 14px rgba(var(--accent-rgb), 0.3);
}

.example-queries {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 16px;
}

.example-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  font-family: system-ui, sans-serif;
  transition: border-color 0.18s, color 0.18s, background 0.18s,
              transform 0.15s, box-shadow 0.18s;
}

.example-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.06);
  transform: translateY(-1px);
  box-shadow: 0 3px 10px rgba(var(--accent-rgb), 0.15);
}

.example-chip:active {
  transform: translateY(0);
}

.timer-bar {
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}

.timer-bar strong {
  color: var(--accent);
  font-weight: 600;
}

.error-card {
  width: 100%;
  margin: 0 auto 14px;
  padding: 10px 14px;
  background: rgba(var(--danger-rgb), 0.08);
  border: 1px solid rgba(var(--danger-rgb), 0.35);
  border-left: 3px solid var(--danger);
  border-radius: 8px;
  color: var(--danger);
  font-size: 13px;
  line-height: 1.45;
  text-align: left;
}

.input-error {
  max-width: 600px;
  margin-top: 10px;
  margin-bottom: 0;
}

.section {
  margin-top: 2rem;
}

h2.section-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.agents-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 600px) {
  .agents-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Stack input + Launch button on mobile so they don't squeeze */
  .input-wrap {
    flex-direction: column;
  }
  input#query,
  button#launch-btn {
    width: 100%;
  }

  /* DAG SVG container — let it scroll horizontally if needed (small screens) */
  .dag-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  #pipeline-dag {
    min-width: 600px;
  }

  /* Header — wrap actions on small screens */
  .app-header {
    flex-wrap: wrap;
    height: auto;
    padding: 8px 12px;
  }
  .header-actions {
    flex-wrap: wrap;
    gap: 6px;
  }
  .header-btn {
    padding: 5px 10px;
    font-size: 12px;
  }
  #theme-toggle {
    width: 34px;
    height: 34px;
  }

  /* Hero title slightly smaller on mobile */
  h1.logo {
    font-size: 2rem;
  }

  /* Container padding tighter */
  .container {
    padding: 1rem 0.75rem;
  }

  /* Footer — single line, smaller */
  .app-footer {
    font-size: 11px;
    padding: 10px 12px;
  }
}

@media (max-width: 380px) {
  /* Very narrow phones — extra compact */
  h1.logo {
    font-size: 1.7rem;
  }
  .agents-grid {
    grid-template-columns: 1fr;
  }
  .app-footer .footer-muted {
    display: none;
  }
}

.agent-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  text-align: center;
  transition: all 0.3s;
}

.agent-card.working {
  border-color: var(--accent);
  animation: pulse-blue 1.4s ease-in-out infinite;
}

.agent-card.working.critic-card {
  border-color: var(--danger);
  animation: pulse-red 0.9s ease-in-out infinite;
}

.agent-card.done {
  border-color: var(--success);
  background: rgba(var(--success-rgb), 0.04);
  animation: none;
}

.agent-card.skipped {
  opacity: 0.45;
  border-style: dashed;
  animation: none;
}
.agent-card.skipped .agent-status {
  color: var(--muted);
  font-style: italic;
}

.agent-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 10px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-strong);
}

.agent-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 4px;
}

.agent-status {
  font-size: 11px;
  color: var(--muted);
  min-height: 16px;
}

.agent-card.working .agent-status {
  color: var(--accent);
}

.agent-card.working.critic-card .agent-status {
  color: var(--danger);
}

.agent-card.done .agent-status {
  color: var(--success);
}

.critic-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.critic-status {
  display: inline-block;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 20px;
}

.critic-status.status-approved {
  background: rgba(var(--success-rgb), 0.1);
  color: var(--success);
}

.critic-status.status-revision {
  background: rgba(var(--danger-rgb), 0.1);
  color: var(--danger);
}

.revision-banner {
  background: rgba(var(--danger-rgb), 0.08);
  border: 1px solid rgba(var(--danger-rgb), 0.35);
  border-left: 4px solid var(--danger);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 1rem;
  font-size: 13px;
  color: var(--danger);
}

.revision-banner strong {
  color: var(--danger);
}

.report-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.5rem;
}

#report-content {
  font-size: 14px;
  color: var(--text);
  line-height: 1.8;
}

#report-content h2 {
  color: var(--text-strong);
  font-size: 1.15rem;
  margin: 1.75rem 0 0.75rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  letter-spacing: -0.01em;
}

#report-content h2:first-child {
  margin-top: 0;
}

#report-content strong {
  color: var(--text-strong);
}

#report-content p {
  margin-bottom: 0.75rem;
}

/* -- Live Thoughts event log ---------------------------------------- */

.thoughts-wrap {
  margin: 14px 0 18px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(var(--accent-rgb), 0.02);
  overflow: hidden;
}

.thoughts-toggle {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 9px 14px;
  font-size: 12px;
  font-family: system-ui, sans-serif;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.15s, background 0.15s;
}

.thoughts-toggle:hover {
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.06);
}

.thoughts-toggle-icon {
  font-size: 9px;
  transition: transform 0.2s;
}

.thoughts-wrap.collapsed .thoughts-toggle-icon {
  transform: rotate(-90deg);
}

.thoughts-toggle-label {
  flex: 1;
  text-align: left;
}

.thoughts-count {
  background: rgba(var(--accent-rgb), 0.15);
  color: var(--accent);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  font-family: ui-monospace, 'JetBrains Mono', monospace;
  text-transform: none;
  letter-spacing: 0;
  min-width: 22px;
  text-align: center;
}

.thoughts-panel {
  max-height: 168px;
  overflow-y: auto;
  padding: 6px 14px 12px;
  font-family: ui-monospace, 'JetBrains Mono', Menlo, Consolas, monospace;
  font-size: 11.5px;
  line-height: 1.55;
  border-top: 1px dashed var(--border);
  scroll-behavior: smooth;
}

.thoughts-wrap.collapsed .thoughts-panel {
  display: none;
}

.thought-entry {
  display: flex;
  gap: 10px;
  padding: 3px 0;
  color: var(--text);
  border-bottom: 1px solid rgba(var(--accent-rgb), 0.04);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.thought-entry:last-child {
  border-bottom: none;
}

.thought-time {
  color: var(--muted);
  opacity: 0.55;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

.thought-icon {
  flex-shrink: 0;
  width: 12px;
  text-align: center;
}

.thought-agent {
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
}

.thought-msg {
  color: var(--text);
  opacity: 0.85;
  overflow: hidden;
  text-overflow: ellipsis;
}

.thought-entry.thought-done .thought-icon { color: var(--success); }
.thought-entry.thought-error .thought-icon { color: var(--danger); }
.thought-entry.thought-thinking .thought-icon { color: var(--danger); }
.thought-entry.thought-system .thought-agent { color: var(--muted); }
.thought-entry.thought-system .thought-icon { color: var(--muted); }

.thoughts-empty {
  color: var(--muted);
  opacity: 0.5;
  font-style: italic;
  padding: 4px 0;
}

.report-actions {
  display: flex;
  gap: 10px;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.report-actions .download-btn {
  margin-top: 0;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 1rem;
  padding: 10px 18px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: system-ui, sans-serif;
  transition: background 0.18s, border-color 0.18s, color 0.18s,
              transform 0.15s, box-shadow 0.18s;
}

.download-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--accent-rgb), 0.15);
}

.download-btn:active {
  transform: translateY(0);
}

.download-btn#pdf-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(var(--accent-rgb), 0.25);
}

.download-btn#pdf-btn:hover {
  background: var(--accent-hover);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(var(--accent-rgb), 0.4);
}

.download-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.hidden {
  display: none !important;
}

@keyframes pulse-blue {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0);
  }
  50% {
    box-shadow: 0 0 0 4px rgba(var(--accent-rgb), 0.35);
  }
}

@keyframes pulse-red {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(var(--danger-rgb), 0);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(var(--danger-rgb), 0.45);
  }
}

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

.agent-card.needs-revision {
  border-color: var(--danger);
  animation: pulse-red 1.4s ease-in-out infinite;
}

.agent-card.needs-revision .agent-status {
  color: var(--danger);
}

.revision-log {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.revision-entry {
  padding: 8px 12px;
  background: rgba(var(--danger-rgb), 0.06);
  border: 1px solid rgba(var(--danger-rgb), 0.2);
  border-left: 3px solid var(--danger);
  border-radius: 8px;
  font-size: 12.5px;
  color: var(--text);
  line-height: 1.5;
}

.revision-entry.complete {
  background: rgba(var(--success-rgb), 0.06);
  border-color: rgba(var(--success-rgb), 0.2);
  border-left-color: var(--success);
}

/* ── Debate Panel ────────────────────────────────────────────────────────── */

.debate-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.debate-panel.debating {
  border-color: var(--accent);
  animation: pulse-blue 2s ease-in-out infinite;
}

.debate-topic {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-strong);
  margin-bottom: 1rem;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  line-height: 1.5;
}

.debate-turns {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.debate-bubble {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.debate-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid currentColor;
  letter-spacing: 0.02em;
  align-self: flex-start;
}

.debate-text {
  font-size: 13px;
  color: var(--text);
  line-height: 1.7;
  padding: 9px 13px;
  background: var(--surface-2);
  border-radius: 0 8px 8px 8px;
  min-height: 1.7em;
}

.debate-resolution {
  margin-top: 1rem;
  padding: 10px 14px;
  background: rgba(var(--success-rgb), 0.07);
  border: 1px solid rgba(var(--success-rgb), 0.25);
  border-left: 3px solid var(--success);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.55;
}

/* ── Pipeline DAG ────────────────────────────────────────────────────────── */

.dag-wrap {
  overflow-x: auto;
  margin-bottom: 1.25rem;
  -webkit-overflow-scrolling: touch;
}

#pipeline-dag {
  display: block;
  width: 100%;
  max-width: 650px;
  height: auto;
  min-width: 420px;
}

/* Base connector lines */
.dag-line {
  stroke: var(--border);
  stroke-width: 1.5;
  fill: none;
}
.dag-bracket {
  stroke: var(--border);
  stroke-width: 1.5;
  fill: none;
}
.dag-arrowhead {
  fill: var(--border);
  transition: fill 0.35s;
}

/* Base node */
.dag-rect {
  fill: var(--surface);
  stroke: var(--border);
  stroke-width: 1.5;
  transition: fill 0.35s, stroke 0.35s, filter 0.35s;
}
.dag-label {
  fill: var(--muted);
  font-size: 11px;
  font-family: system-ui, sans-serif;
  font-weight: 500;
  -webkit-user-select: none;
  user-select: none;
  pointer-events: none;
  transition: fill 0.35s;
}
.dag-label-sm { font-size: 10px; }

/* Faint (future) nodes */
.dag-node.dag-faint .dag-rect  { opacity: 0.35; }
.dag-node.dag-faint .dag-label { opacity: 0.35; }

/* Skipped (not selected for this query) nodes */
.dag-node.dag-skipped .dag-rect  {
  opacity: 0.25;
  stroke-dasharray: 4 3;
}
.dag-node.dag-skipped .dag-label { opacity: 0.4; }

/* ── Node active states ───────────────────────────────────────────────────── */

.dag-node.dag-active-purple .dag-rect {
  fill: rgba(168, 85, 247, 0.09);
  stroke: #a855f7;
  filter: drop-shadow(0 0 6px rgba(168, 85, 247, 0.45));
}
.dag-node.dag-active-purple .dag-label { fill: #c084fc; }

.dag-node.dag-active-blue .dag-rect {
  fill: rgba(59, 130, 246, 0.09);
  stroke: #3b82f6;
  filter: drop-shadow(0 0 6px rgba(59, 130, 246, 0.45));
}
.dag-node.dag-active-blue .dag-label { fill: #60a5fa; }

.dag-node.dag-active-amber .dag-rect {
  fill: rgba(245, 158, 11, 0.09);
  stroke: #f59e0b;
  filter: drop-shadow(0 0 6px rgba(245, 158, 11, 0.45));
}
.dag-node.dag-active-amber .dag-label { fill: #fbbf24; }

.dag-node.dag-active-red .dag-rect {
  fill: rgba(239, 68, 68, 0.09);
  stroke: #ef4444;
  filter: drop-shadow(0 0 6px rgba(239, 68, 68, 0.45));
}
.dag-node.dag-active-red .dag-label { fill: #f87171; }

/* Done */
.dag-node.dag-done .dag-rect {
  fill: rgba(34, 197, 94, 0.07);
  stroke: #22c55e;
  filter: none;
}
.dag-node.dag-done .dag-label { fill: #4ade80; }

/* Critic verdict states */
.dag-node.dag-critic-revision .dag-rect {
  fill: rgba(239, 68, 68, 0.12);
  stroke: #ef4444;
  filter: drop-shadow(0 0 8px rgba(239, 68, 68, 0.55));
  animation: dag-pulse-red 0.9s ease-in-out infinite;
}
.dag-node.dag-critic-revision .dag-label { fill: #f87171; }

.dag-node.dag-critic-approved .dag-rect {
  fill: rgba(34, 197, 94, 0.12);
  stroke: #22c55e;
  filter: drop-shadow(0 0 8px rgba(34, 197, 94, 0.55));
}
.dag-node.dag-critic-approved .dag-label { fill: #4ade80; }

@keyframes dag-pulse-red {
  0%, 100% { filter: drop-shadow(0 0 4px rgba(239, 68, 68, 0.3)); }
  50%       { filter: drop-shadow(0 0 12px rgba(239, 68, 68, 0.75)); }
}

/* ── Animated dots ───────────────────────────────────────────────────────── */

.dag-dots {
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
}
.dag-dots.dag-active { opacity: 1; }

.dag-dots circle {
  filter: drop-shadow(0 0 5px currentColor);
}

.dag-purple circle { fill: #a855f7; }
.dag-blue   circle { fill: #3b82f6; }
.dag-amber  circle { fill: #f59e0b; }
.dag-green  circle { fill: #22c55e; }

/* ── Agent card partial-result details ───────────────────────────────────── */

.agent-details {
  margin-top: 7px;
  padding-top: 6px;
  border-top: 1px solid var(--border);
  text-align: left;
}

.conf-badge {
  display: inline-block;
  font-size: 9.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  letter-spacing: 0.03em;
  margin-bottom: 5px;
}

.metrics-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.metrics-list li {
  font-size: 10px;
  color: var(--muted);
  padding-left: 11px;
  position: relative;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.metrics-list li::before {
  content: "·";
  position: absolute;
  left: 2px;
  color: var(--success);
  font-weight: 800;
  font-size: 13px;
  line-height: 1;
  top: 1px;
}

.findings-preview {
  font-size: 10px;
  color: var(--muted);
  line-height: 1.45;
  margin: 0;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.sources-list {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 8px;
  font-size: 9.5px;
  line-height: 1.3;
}

.sources-label {
  color: var(--muted);
  opacity: 0.7;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 8.5px;
  font-weight: 600;
}

.source-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dotted transparent;
  padding: 1px 4px;
  border-radius: 4px;
  background: rgba(var(--accent-rgb), 0.06);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s;
}

.source-link:hover {
  background: rgba(var(--accent-rgb), 0.14);
  border-bottom-color: var(--accent);
}

/* ── App Header ──────────────────────────────────────────────────────────── */

.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 52px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 100;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.header-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-strong);
  letter-spacing: -0.02em;
}

.header-logo .accent {
  color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-btn {
  padding: 6px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: system-ui, sans-serif;
  transition: border-color 0.18s, background 0.18s, color 0.18s, transform 0.15s;
  white-space: nowrap;
}

.header-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.07);
  transform: translateY(-1px);
}

.signin-btn {
  background: linear-gradient(135deg, #2a56c6 0%, #1a3fa5 100%);
  border-color: #2a56c6;
  color: #fff;
  font-size: 12.5px;
}

.signin-btn:hover {
  background: linear-gradient(135deg, #3461d1 0%, #2248b3 100%);
  border-color: #3461d1;
  color: #fff;
}

.signout-btn {
  font-size: 12px;
  padding: 5px 10px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-name {
  font-size: 13px;
  color: var(--text);
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: none;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  font-family: system-ui, sans-serif;
  padding: 0;
  flex-shrink: 0;
}

#theme-toggle:hover {
  border-color: var(--accent);
  transform: rotate(-12deg) scale(1.06);
}

/* Offset page content so it clears the fixed header */
.container {
  padding-top: 72px;
}

/* ── History panel ───────────────────────────────────────────────────────── */

.history-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 200;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.history-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 360px;
  max-width: 92vw;
  background: var(--surface);
  border-left: 1px solid var(--border);
  z-index: 201;
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.35);
  animation: slideInRight 0.22s ease;
}

.history-panel.hidden {
  display: none !important;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

.history-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.history-panel-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-strong);
  margin: 0;
}

.history-close-btn {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  font-family: system-ui, sans-serif;
  transition: color 0.15s, border-color 0.15s;
}

.history-close-btn:hover {
  color: var(--danger);
  border-color: var(--danger);
}

.history-list {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-empty {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  padding: 2rem 0;
  margin: 0;
}

.history-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color 0.18s;
}

.history-card:hover {
  border-color: var(--accent);
}

.history-card-company {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-strong);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-card-query {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.history-card-meta {
  font-size: 11px;
  color: var(--muted);
  opacity: 0.7;
  margin-top: 2px;
}

.history-load-btn {
  align-self: flex-start;
  margin-top: 6px;
  padding: 5px 14px;
  border-radius: 6px;
  background: rgba(var(--accent-rgb), 0.1);
  border: 1px solid rgba(var(--accent-rgb), 0.3);
  color: var(--accent);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  font-family: system-ui, sans-serif;
  transition: background 0.18s, border-color 0.18s, transform 0.15s;
}

.history-load-btn:hover {
  background: rgba(var(--accent-rgb), 0.18);
  border-color: var(--accent);
  transform: translateY(-1px);
}

/* ── Sign-in banner ──────────────────────────────────────────────────────── */

.signin-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--muted);
  background: rgba(var(--accent-rgb), 0.05);
  border: 1px solid rgba(var(--accent-rgb), 0.18);
  border-radius: 8px;
  padding: 8px 16px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.banner-signin-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  font-family: system-ui, sans-serif;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.banner-signin-btn:hover {
  opacity: 0.8;
}

/* ── Resume button (localStorage fallback) ───────────────────────────────── */

.resume-btn {
  display: block;
  margin: 12px auto 0;
  padding: 8px 18px;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: 8px;
  color: var(--muted);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  font-family: system-ui, sans-serif;
  max-width: 520px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}

.resume-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.05);
}

.resume-btn:empty {
  display: none;
}

/* -- App footer ---------------------------------------- */

.app-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 12px 16px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  letter-spacing: 0.01em;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.app-footer strong {
  color: var(--text);
  font-weight: 600;
}

.app-footer a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s;
}

.app-footer a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.app-footer .footer-sep {
  opacity: 0.4;
}

.app-footer .footer-muted {
  opacity: 0.6;
}