:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --primary-gradient: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
  --bg: #f8fafc;
  --bg-gradient: radial-gradient(ellipse at top, #dbeafe 0%, transparent 50%), linear-gradient(to bottom, #f8fafc, #f1f5f9);
  --card-bg: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --border: #e2e8f0;
  --success: #22c55e;
  --success-light: #dcfce7;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --error: #ef4444;
  --error-light: #fee2e2;
  --model-a: #8b5cf6;
  --model-a-light: #ede9fe;
  --model-b: #0ea5e9;
  --model-b-light: #e0f2fe;
  --model-c: #f97316;
  --model-c-light: #ffedd5;
  --model-d: #10b981;
  --model-d-light: #d1fae5;
  --model-e: #ec4899;
  --model-e-light: #fce7f3;
  --model-f: #6366f1;
  --model-f-light: #e0e7ff;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
  --radius: 12px;
  --radius-lg: 16px;
}

/* Dark Mode */
[data-theme="dark"] {
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: #60a5fa;
  --primary-gradient: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
  --bg: #0f172a;
  --bg-gradient: radial-gradient(ellipse at top, #1e3a8a 0%, transparent 50%), linear-gradient(to bottom, #0f172a, #1e293b);
  --card-bg: #1e293b;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-light: #64748b;
  --border: #334155;
  --success: #4ade80;
  --success-light: #14532d;
  --warning: #fbbf24;
  --warning-light: #78350f;
  --error: #f87171;
  --error-light: #7f1d1d;
  --model-a: #a78bfa;
  --model-a-light: #2e1065;
  --model-b: #38bdf8;
  --model-b-light: #0c4a6e;
  --model-c: #fb923c;
  --model-c-light: #7c2d12;
  --model-d: #34d399;
  --model-d-light: #064e3b;
  --model-e: #f472b6;
  --model-e-light: #831843;
  --model-f: #818cf8;
  --model-f-light: #312e81;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 40px -10px rgba(0, 0, 0, 0.6);
}

/* Dark mode specific overrides */
[data-theme="dark"] .compiled-answer-card.sources-active {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  color: #f1f5f9;
  border-color: #3b82f6;
}

[data-theme="dark"] .compiled-answer-card.sources-active .compiled-header h2 {
  color: #60a5fa;
}

[data-theme="dark"] .compiled-answer-card.sources-active .compiled-content {
  background: rgba(0, 0, 0, 0.2);
  border-color: rgba(59, 130, 246, 0.2);
}

[data-theme="dark"] .markdown-content code {
  background: var(--border);
}

[data-theme="dark"] .markdown-content pre {
  background: #0f172a;
}

[data-theme="dark"] .markdown-content th {
  background: #0f172a;
}

/* Dark mode attribution highlights */
[data-theme="dark"] .attr-a {
  background-color: rgba(167, 139, 250, 0.25);
  border-left-color: #a78bfa;
  color: #e9d5ff;
}

[data-theme="dark"] .attr-b {
  background-color: rgba(56, 189, 248, 0.25);
  border-left-color: #38bdf8;
  color: #e0f2fe;
}

[data-theme="dark"] .attr-c {
  background-color: rgba(251, 146, 60, 0.25);
  border-left-color: #fb923c;
  color: #ffedd5;
}

[data-theme="dark"] .attr-d {
  background-color: rgba(52, 211, 153, 0.25);
  border-left-color: #34d399;
  color: #d1fae5;
}

[data-theme="dark"] .attr-e {
  background-color: rgba(244, 114, 182, 0.25);
  border-left-color: #f472b6;
  color: #fce7f3;
}

[data-theme="dark"] .attr-f {
  background-color: rgba(129, 140, 248, 0.25);
  border-left-color: #818cf8;
  color: #e0e7ff;
}

[data-theme="dark"] .attr-consensus {
  background-color: rgba(251, 191, 36, 0.25);
  border-left-color: #fbbf24;
  color: #fef3c7;
}

[data-theme="dark"] .attr-majority {
  background-color: rgba(250, 204, 21, 0.2);
  border-left-color: #facc15;
  color: #fef9c3;
}

[data-theme="dark"] .attr-ab,
[data-theme="dark"] .attr-ac,
[data-theme="dark"] .attr-ad,
[data-theme="dark"] .attr-ae,
[data-theme="dark"] .attr-af,
[data-theme="dark"] .attr-bc,
[data-theme="dark"] .attr-bd,
[data-theme="dark"] .attr-be,
[data-theme="dark"] .attr-bf,
[data-theme="dark"] .attr-cd,
[data-theme="dark"] .attr-ce,
[data-theme="dark"] .attr-cf,
[data-theme="dark"] .attr-de,
[data-theme="dark"] .attr-df,
[data-theme="dark"] .attr-ef {
  background-color: rgba(148, 163, 184, 0.15);
  color: #e2e8f0;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

#app {
  max-width: 85%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* Constrain max width on smaller screens */
@media (max-width: 1200px) {
  #app {
    max-width: 95%;
  }
}

/* Dark Mode Toggle */
.theme-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: var(--shadow-sm);
}

.theme-toggle:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: color 0.2s;
}

.theme-toggle:hover svg {
  color: var(--text);
}

/* Show sun in dark mode, moon in light mode */
.theme-toggle .sun-icon {
  display: none;
}

.theme-toggle .moon-icon {
  display: block;
}

[data-theme="dark"] .theme-toggle .sun-icon {
  display: block;
}

[data-theme="dark"] .theme-toggle .moon-icon {
  display: none;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.logo-link {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}

.logo-link:hover {
  opacity: 0.8;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
}

.logo-icon {
  width: 48px;
  height: 48px;
  color: var(--primary);
}

header h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

header .tagline {
  color: var(--text-muted);
  font-size: 1rem;
}

/* How It Works Section */
.how-it-works {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0.5rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  min-width: 80px;
}

.step-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  transition: all 0.3s ease;
}

.step-icon svg {
  width: 22px;
  height: 22px;
}

.step-icon.models {
  flex-direction: row;
  gap: 2px;
}

.step-icon .mini-circle {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--model-a);
}

.step-icon .mini-circle:nth-child(2) { background: var(--model-b); }
.step-icon .mini-circle:nth-child(3) { background: var(--model-c); }

.step-icon.verified {
  border-color: var(--success);
  background: var(--success-light);
}

.step span {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  white-space: nowrap;
}

.step-arrow {
  color: var(--text-light);
}

.step-arrow svg {
  width: 20px;
  height: 20px;
}

/* Card Styles */
.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card h2 {
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
}

.card-minimal {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}

.hidden {
  display: none !important;
}

/* Form Styles */
.form-group {
  margin-bottom: 1.25rem;
}

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

.flex-1 {
  flex: 1;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  margin-bottom: 0.25rem;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}

.checkbox-text {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text);
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

.tooltip-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--border);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  cursor: help;
  position: relative;
}

.tooltip-trigger:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: white;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 400;
  white-space: nowrap;
  max-width: 250px;
  white-space: normal;
  z-index: 100;
  margin-bottom: 0.5rem;
}

textarea {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
  background: var(--card-bg);
}

textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

select {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  background: var(--card-bg);
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}

select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Button Styles */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--primary-gradient);
  color: white;
  border: none;
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  width: 100%;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

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

.btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--card-bg);
  color: var(--text);
  border: 2px solid var(--border);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(37, 99, 235, 0.05);
}

.btn-secondary svg {
  width: 18px;
  height: 18px;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.25);
}

.btn-icon svg {
  width: 16px;
  height: 16px;
}

.btn-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}

.btn-close:hover {
  color: var(--text);
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.btn-loading {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Question Preview */
.question-preview,
.original-question {
  margin-bottom: 1.5rem;
}

.question-preview .label,
.original-question .label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.question-preview p,
.original-question p {
  margin-top: 0.25rem;
  font-size: 1rem;
  color: var(--text);
  font-weight: 500;
}

/* Process Diagram */
.process-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.5rem 0;
  overflow-x: auto;
}

.process-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  min-width: 60px;
  position: relative;
}

.process-node .node-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: all 0.3s ease;
}

.process-node .node-icon svg {
  width: 18px;
  height: 18px;
}

.process-node span {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
}

.process-node .node-status {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--border);
  display: none;
}

.process-node.active .node-icon {
  border-color: var(--primary);
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  animation: pulse 1.5s ease-in-out infinite;
}

.process-node.completed .node-icon {
  border-color: var(--success);
  background: var(--success-light);
  color: var(--success);
}

.process-node.completed .node-status {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--success);
  border-color: var(--success);
}

.process-node.completed .node-status::after {
  content: '\2713';
  color: white;
  font-size: 0.6rem;
  font-weight: 700;
}

.process-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.model-node.model-a .node-icon { border-color: var(--model-a); color: var(--model-a); }
.model-node.model-b .node-icon { border-color: var(--model-b); color: var(--model-b); }
.model-node.model-c .node-icon { border-color: var(--model-c); color: var(--model-c); }
.model-node.model-d .node-icon { border-color: var(--model-d); color: var(--model-d); }
.model-node.model-e .node-icon { border-color: var(--model-e); color: var(--model-e); }
.model-node.model-f .node-icon { border-color: var(--model-f); color: var(--model-f); }

.model-node.model-a.completed .node-icon { background: var(--model-a-light); }
.model-node.model-b.completed .node-icon { background: var(--model-b-light); }
.model-node.model-c.completed .node-icon { background: var(--model-c-light); }
.model-node.model-d.completed .node-icon { background: var(--model-d-light); }
.model-node.model-e.completed .node-icon { background: var(--model-e-light); }
.model-node.model-f.completed .node-icon { background: var(--model-f-light); }

.process-connector {
  width: 30px;
  height: 2px;
  background: var(--border);
  flex-shrink: 0;
}

.process-connector.active {
  background: var(--primary);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
}

/* Progress Status */
.progress-status {
  margin-top: 1.5rem;
  text-align: center;
}

.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.progress-fill {
  height: 100%;
  background: var(--primary-gradient);
  border-radius: 3px;
  width: 0%;
  transition: width 0.5s ease;
}

.progress-text {
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
}

.progress-time {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Compiled Answer - Elevated Card */
.compiled-answer-card {
  background: var(--primary-gradient);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  color: white;
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(37, 99, 235, 0.1);
  transition: background 0.3s ease-in-out,
              color 0.3s ease-in-out,
              border 0.3s ease-in-out,
              box-shadow 0.3s ease-in-out;
}

/* Sources-active state - light background for better attribution visibility */
.compiled-answer-card.sources-active {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  color: #1e293b;
  border: 2px solid #3b82f6;
  box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.15),
              0 2px 4px -2px rgba(59, 130, 246, 0.1),
              inset 0 1px 2px rgba(255, 255, 255, 0.8);
}

.compiled-answer-card.sources-active .compiled-header h2 {
  color: #1e40af;
}

.compiled-answer-card.sources-active .btn-icon {
  background: rgba(59, 130, 246, 0.15);
  color: #1e40af;
  border-color: rgba(59, 130, 246, 0.3);
}

.compiled-answer-card.sources-active .btn-icon:hover {
  background: rgba(59, 130, 246, 0.25);
}

.compiled-answer-card.sources-active .sources-toggle.active {
  background: #3b82f6;
  color: white;
  border-color: #3b82f6;
}

.compiled-answer-card.sources-active .compiled-content {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(59, 130, 246, 0.15);
}

.compiled-answer-card.sources-active .confidence-meter {
  border-top-color: rgba(59, 130, 246, 0.2);
}

.compiled-answer-card.sources-active .confidence-level,
.compiled-answer-card.sources-active .confidence-reasoning {
  color: #475569;
}

.compiled-answer-card.sources-active .generated-timestamp {
  color: #64748b;
  border-top-color: rgba(59, 130, 246, 0.15);
}

.compiled-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.compiled-header h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  margin: 0;
}

.compiled-header h2 svg {
  width: 22px;
  height: 22px;
}

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

/* Sources toggle button active state */
.sources-toggle.active {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

/* Sources legend */
.sources-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  margin-top: 0.75rem;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 8px;
  font-size: 0.8rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

.legend-item.model-a .legend-dot { background: var(--model-a); }
.legend-item.model-b .legend-dot { background: var(--model-b); }
.legend-item.model-c .legend-dot { background: var(--model-c); }
.legend-item.model-d .legend-dot { background: var(--model-d); }
.legend-item.model-e .legend-dot { background: var(--model-e); }
.legend-item.model-f .legend-dot { background: var(--model-f); }
.legend-item.consensus .legend-dot {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
}

/* Attribution highlights in compiled answer */
mark.attribution-highlight,
.attribution-highlight {
  border-radius: 4px;
  padding: 1px 4px;
  margin: 0 -2px;
  cursor: help;
  transition: opacity 0.2s;
  font: inherit;
  position: relative;
  /* Color set by specific attr-* classes */
}

.attribution-highlight:hover {
  opacity: 0.85;
}

/* Custom tooltip for attribution highlights */
mark.attribution-highlight::after {
  content: attr(title);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
  pointer-events: none;
  z-index: 100;
  margin-bottom: 4px;
}

mark.attribution-highlight:hover::after {
  opacity: 1;
  visibility: visible;
}

/* Single model attributions - saturated backgrounds with left border accent */
.attr-a {
  background-color: #e9d5ff;
  border-left: 3px solid #9333ea;
  color: #581c87;
}

.attr-b {
  background-color: #dbeafe;
  border-left: 3px solid #3b82f6;
  color: #1e40af;
}

.attr-c {
  background-color: #ffedd5;
  border-left: 3px solid #f97316;
  color: #9a3412;
}

.attr-d {
  background-color: #dcfce7;
  border-left: 3px solid #22c55e;
  color: #166534;
}

.attr-e {
  background-color: #fce7f3;
  border-left: 3px solid #ec4899;
  color: #9d174d;
}

.attr-f {
  background-color: #e0e7ff;
  border-left: 3px solid #6366f1;
  color: #3730a3;
}

/* Two model attributions */
.attr-ab {
  background-color: #ede9fe;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-a), var(--model-b)) 1;
  color: #1e293b;
}

.attr-ac {
  background-color: #fef4ee;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-a), var(--model-c)) 1;
  color: #1e293b;
}

.attr-ad {
  background-color: #ecfdf5;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-a), var(--model-d)) 1;
  color: #1e293b;
}

.attr-bc {
  background-color: #fff7ed;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-b), var(--model-c)) 1;
  color: #1e293b;
}

.attr-bd {
  background-color: #ecfdf5;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-b), var(--model-d)) 1;
  color: #1e293b;
}

.attr-cd {
  background-color: #f0fdf4;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-c), var(--model-d)) 1;
  color: #1e293b;
}

.attr-ce {
  background-color: #fef4ee;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-c), var(--model-e)) 1;
  color: #1e293b;
}

.attr-cf {
  background-color: #fef7ee;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-c), var(--model-f)) 1;
  color: #1e293b;
}

.attr-de {
  background-color: #f0fdf8;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-d), var(--model-e)) 1;
  color: #1e293b;
}

.attr-df {
  background-color: #ecf4ff;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-d), var(--model-f)) 1;
  color: #1e293b;
}

.attr-ae {
  background-color: #fdf4ff;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-a), var(--model-e)) 1;
  color: #1e293b;
}

.attr-af {
  background-color: #f0f0ff;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-a), var(--model-f)) 1;
  color: #1e293b;
}

.attr-be {
  background-color: #f0f8ff;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-b), var(--model-e)) 1;
  color: #1e293b;
}

.attr-bf {
  background-color: #e8f0ff;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-b), var(--model-f)) 1;
  color: #1e293b;
}

.attr-ef {
  background-color: #f8f0ff;
  border-left: 3px solid;
  border-image: linear-gradient(180deg, var(--model-e), var(--model-f)) 1;
  color: #1e293b;
}

/* Consensus (all models) - gold/amber */
.attr-consensus {
  background-color: #fef3c7;
  border-left: 3px solid #f59e0b;
  color: #92400e;
}

/* Majority (most models agreed) */
.attr-majority {
  background-color: #fef9c3;
  border-left: 3px solid #eab308;
  color: #854d0e;
}

.compiled-content {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 1.25rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Markdown content styles */
.compiled-content p,
.markdown-content p {
  margin: 0 0 0.75em;
}

.compiled-content p:last-child,
.markdown-content p:last-child {
  margin-bottom: 0;
}

.compiled-content h1,
.compiled-content h2,
.compiled-content h3,
.markdown-content h1,
.markdown-content h2,
.markdown-content h3 {
  margin: 1em 0 0.5em;
  font-weight: 600;
}

.compiled-content h1:first-child,
.compiled-content h2:first-child,
.compiled-content h3:first-child,
.markdown-content h1:first-child,
.markdown-content h2:first-child,
.markdown-content h3:first-child {
  margin-top: 0;
}

.compiled-content h1 { font-size: 1.25rem; }
.compiled-content h2 { font-size: 1.1rem; }
.compiled-content h3 { font-size: 1rem; }
.markdown-content h1 { font-size: 1.1rem; }
.markdown-content h2 { font-size: 1rem; }
.markdown-content h3 { font-size: 0.95rem; }

.compiled-content ul,
.compiled-content ol,
.markdown-content ul,
.markdown-content ol {
  margin: 0.5em 0;
  padding-left: 1.5em;
}

.compiled-content li,
.markdown-content li {
  margin: 0.25em 0;
}

.compiled-content strong,
.markdown-content strong {
  font-weight: 600;
}

.compiled-content code,
.markdown-content code {
  background: rgba(0, 0, 0, 0.2);
  padding: 0.1em 0.3em;
  border-radius: 3px;
  font-size: 0.9em;
  font-family: 'SF Mono', Monaco, monospace;
}

.markdown-content code {
  background: var(--border);
}

.compiled-content pre,
.markdown-content pre {
  background: rgba(0, 0, 0, 0.2);
  padding: 0.75em;
  border-radius: 6px;
  overflow-x: auto;
  margin: 0.75em 0;
}

.markdown-content pre {
  background: var(--bg);
}

.compiled-content pre code,
.markdown-content pre code {
  background: none;
  padding: 0;
}

.compiled-content table,
.markdown-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75em 0;
  font-size: 0.85em;
}

.compiled-content th,
.compiled-content td,
.markdown-content th,
.markdown-content td {
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.5em 0.75em;
  text-align: left;
}

.markdown-content th,
.markdown-content td {
  border-color: var(--border);
}

.compiled-content th,
.markdown-content th {
  font-weight: 600;
  background: rgba(0, 0, 0, 0.1);
}

.markdown-content th {
  background: var(--bg);
}

.compiled-content blockquote,
.markdown-content blockquote {
  border-left: 3px solid rgba(255, 255, 255, 0.3);
  margin: 0.75em 0;
  padding-left: 1em;
  opacity: 0.9;
}

.markdown-content blockquote {
  border-left-color: var(--border);
  color: var(--text-muted);
}

/* Collapsible thinking section for chain-of-thought models */
.thinking-section {
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  overflow: hidden;
}

.thinking-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: background 0.2s, color 0.2s;
  list-style: none;
}

.thinking-toggle::-webkit-details-marker {
  display: none;
}

.thinking-toggle:hover {
  background: var(--border);
  color: var(--text);
}

.thinking-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.chevron-icon {
  width: 16px;
  height: 16px;
  margin-left: auto;
  transition: transform 0.2s;
}

.thinking-section[open] .chevron-icon {
  transform: rotate(180deg);
}

.thinking-section[open] .thinking-toggle {
  border-bottom: 1px solid var(--border);
}

.thinking-content {
  padding: 1rem;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-muted);
  max-height: 300px;
  overflow-y: auto;
}

.thinking-content p {
  margin: 0 0 0.75em;
}

.thinking-content p:last-child {
  margin-bottom: 0;
}

.confidence-meter {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.meter-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.meter-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.5s ease;
}

.meter-fill.high { background: #4ade80; width: 90%; }
.meter-fill.medium { background: #fbbf24; width: 65%; }
.meter-fill.low { background: #f87171; width: 35%; }

.confidence-info {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: baseline;
}

.confidence-level {
  font-weight: 600;
  font-size: 0.9rem;
}

.confidence-reasoning {
  font-size: 0.85rem;
  opacity: 0.85;
}

.generated-timestamp {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.8rem;
  opacity: 0.7;
  text-align: right;
}

/* Tab Navigation */
.results-tabs {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.tab-nav {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
  background: none;
  border: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.tab-btn svg {
  width: 18px;
  height: 18px;
}

.tab-btn:hover {
  color: var(--text);
  background: var(--card-bg);
}

.tab-btn.active {
  color: var(--primary);
  background: var(--card-bg);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}

.tab-count {
  background: var(--border);
  color: var(--text-muted);
  padding: 0.125rem 0.5rem;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
}

.tab-btn.active .tab-count {
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
}

.tab-content {
  display: none;
  padding: 1.25rem;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Response Cards */
.responses-grid {
  display: grid;
  gap: 1rem;
  /* Dynamic columns based on --num-responses CSS variable set by JS */
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Multi-column layout for responses on wider screens */
@media (min-width: 900px) {
  .responses-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
}

@media (min-width: 1400px) {
  .responses-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  }
}

.response-card {
  background: var(--bg);
  padding: 1rem;
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
  transition: transform 0.2s, box-shadow 0.2s;
}

.response-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.response-card.model_a { border-left-color: var(--model-a); }
.response-card.model_b { border-left-color: var(--model-b); }
.response-card.model_c { border-left-color: var(--model-c); }
.response-card.model_d { border-left-color: var(--model-d); }
.response-card.model_e { border-left-color: var(--model-e); }
.response-card.model_f { border-left-color: var(--model-f); }

.response-card h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.response-card .model-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  color: white;
}

.model_a .model-badge { background: var(--model-a); }
.model_b .model-badge { background: var(--model-b); }
.model_c .model-badge { background: var(--model-c); }
.model_d .model-badge { background: var(--model-d); }
.model_e .model-badge { background: var(--model-e); }
.model_f .model-badge { background: var(--model-f); }

.response-card .content {
  font-size: 0.875rem;
  line-height: 1.6;
  max-height: 200px;
  overflow-y: auto;
  color: var(--text);
}

.response-card .meta {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  gap: 1rem;
}

/* Citation Markers - inline numbered references */
.citation-marker {
  display: inline;
  font-size: 0.7em;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  vertical-align: super;
  background: var(--primary-light);
  background: color-mix(in srgb, var(--primary) 15%, transparent);
  padding: 0.1em 0.3em;
  border-radius: 3px;
  margin: 0 0.1em;
  transition: all 0.15s ease;
}

.citation-marker:hover {
  background: var(--primary);
  color: white;
  text-decoration: none;
}

/* Web Sources Section - per-model source list */
.web-sources-section {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.web-sources-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.web-sources-header .sources-icon {
  width: 14px;
  height: 14px;
  opacity: 0.7;
}

.web-sources-list {
  list-style: decimal;
  margin: 0;
  padding-left: 1.25rem;
  font-size: 0.8rem;
}

.web-source-item {
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.web-source-link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--text);
  transition: color 0.15s ease;
}

.web-source-link:hover {
  color: var(--primary);
}

.web-source-title {
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.web-source-url {
  font-size: 0.7rem;
  color: var(--text-muted);
  opacity: 0.8;
}

.web-source-snippet {
  margin: 0.25rem 0 0 0;
  font-size: 0.7rem;
  color: var(--text-muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Modal sources section */
.modal-sources {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.modal-sources .web-sources-header {
  font-size: 0.85rem;
}

.modal-sources .web-sources-list {
  font-size: 0.85rem;
}

/* Compiled Answer Sources - aggregated sources section */
.compiled-sources-section {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.compiled-sources-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 1rem 0;
}

.compiled-sources-header .sources-icon {
  width: 18px;
  height: 18px;
  color: var(--primary);
}

.compiled-sources-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.compiled-source-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: border-color 0.15s ease;
}

.compiled-source-item:hover {
  border-color: var(--primary-light);
}

.compiled-source-link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--primary);
  transition: all 0.15s ease;
}

.compiled-source-link:hover {
  color: var(--primary-dark);
}

.compiled-source-link:hover .compiled-source-title {
  text-decoration: underline;
}

.compiled-source-title-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.compiled-source-title {
  font-weight: 500;
  font-size: 0.9rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.external-link-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity 0.15s ease;
}

.compiled-source-link:hover .external-link-icon {
  opacity: 1;
}

.compiled-source-url {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Model citation tags - shows which models cited each source */
.source-cited-by {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.5rem;
}

.model-cite-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  font-size: 0.65rem;
  font-weight: 600;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.model-cite-tag.model-a {
  background: var(--model-a-light);
  color: var(--model-a);
}

.model-cite-tag.model-b {
  background: var(--model-b-light);
  color: var(--model-b);
}

.model-cite-tag.model-c {
  background: var(--model-c-light);
  color: var(--model-c);
}

.model-cite-tag.model-d {
  background: var(--model-d-light);
  color: var(--model-d);
}

.model-cite-tag.model-e {
  background: var(--model-e-light);
  color: var(--model-e);
}

.model-cite-tag.model-f {
  background: var(--model-f-light);
  color: var(--model-f);
}

/* Review Matrix */
.review-matrix {
  display: grid;
  /* Dynamic columns set via inline style or CSS variable */
  grid-template-columns: auto repeat(var(--num-models, 4), 1fr);
  gap: 2px;
  background: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.matrix-header {
  display: contents;
}

.matrix-corner {
  background: var(--bg);
  padding: 0.75rem;
}

.matrix-col-header,
.matrix-row-header {
  background: var(--bg);
  padding: 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
}

.matrix-col-header.model-a, .matrix-row-header.model-a { color: var(--model-a); }
.matrix-col-header.model-b, .matrix-row-header.model-b { color: var(--model-b); }
.matrix-col-header.model-c, .matrix-row-header.model-c { color: var(--model-c); }
.matrix-col-header.model-d, .matrix-row-header.model-d { color: var(--model-d); }
.matrix-col-header.model-e, .matrix-row-header.model-e { color: var(--model-e); }
.matrix-col-header.model-f, .matrix-row-header.model-f { color: var(--model-f); }

.matrix-row {
  display: contents;
}

.matrix-cell {
  background: var(--card-bg);
  padding: 0.75rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.matrix-cell:not(.self):hover {
  background: var(--primary-light);
  color: white;
}

.matrix-cell.self {
  background: var(--bg);
  color: var(--text-light);
  cursor: default;
}

.matrix-cell .review-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--success-light);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
}

.matrix-hint {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Review Detail */
.review-detail {
  margin-top: 1rem;
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

.review-detail-header h4 {
  font-size: 0.95rem;
  font-weight: 600;
}

.review-detail-content {
  padding: 1rem;
  max-height: 300px;
  overflow-y: auto;
  font-size: 0.875rem;
  line-height: 1.6;
}

.review-detail-meta {
  padding: 0.75rem 1rem;
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Audit Trail */
.audit-list {
  max-height: 400px;
  overflow-y: auto;
}

.audit-entry {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  align-items: center;
  transition: background 0.2s;
}

.audit-entry:hover {
  background: var(--bg);
}

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

.audit-entry.clickable {
  cursor: pointer;
}

.audit-entry.clickable:hover {
  background: rgba(37, 99, 235, 0.1);
}

.audit-entry.clickable::after {
  content: '→';
  margin-left: auto;
  color: var(--text-light);
  font-size: 0.9rem;
}

.audit-entry .timestamp {
  color: var(--text-muted);
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.75rem;
}

.audit-entry .event {
  font-weight: 500;
  color: var(--text);
}

.audit-entry .phase-tag {
  background: var(--primary);
  color: white;
  padding: 0.125rem 0.5rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.audit-entry .model-tag {
  padding: 0.125rem 0.5rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 600;
}

.audit-entry .model-tag.model_a { background: var(--model-a-light); color: var(--model-a); }
.audit-entry .model-tag.model_b { background: var(--model-b-light); color: var(--model-b); }
.audit-entry .model-tag.model_c { background: var(--model-c-light); color: var(--model-c); }
.audit-entry .model-tag.model_d { background: var(--model-d-light); color: var(--model-d); }
.audit-entry .model-tag.model_e { background: var(--model-e-light); color: var(--model-e); }
.audit-entry .model-tag.model_f { background: var(--model-f-light); color: var(--model-f); }

.loading-text {
  text-align: center;
  color: var(--text-muted);
  padding: 2rem;
}

/* Results Actions */
.results-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* Error Card */
.error-card {
  text-align: center;
  border-left: 4px solid var(--error);
}

.error-icon {
  margin-bottom: 1rem;
}

.error-icon svg {
  width: 48px;
  height: 48px;
  color: var(--error);
}

.error-card h2 {
  margin-bottom: 0.5rem;
}

#error-message {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.error-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.error-actions .btn-primary {
  width: auto;
  background: var(--error);
}

.error-actions .btn-primary:hover {
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

/* Model Picker */
.model-picker {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.75rem;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  max-height: 350px;
  overflow-y: auto;
}

.model-picker .loading-text {
  text-align: center;
  padding: 1rem;
  color: var(--text-muted);
}

/* Model Group Headers */
.model-group-header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.5rem 0.25rem 0.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.25rem;
}

.model-group-header:not(:first-child) {
  margin-top: 0.75rem;
}

.model-group-name {
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.model-group-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Model Group Container */
.model-group {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem;
}

.model-option {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.625rem 0.75rem;
  background: var(--card-bg);
  border: 2px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.model-option:hover {
  border-color: var(--primary-light);
  background: rgba(37, 99, 235, 0.03);
}

.model-option.selected {
  border-color: var(--primary);
  background: rgba(37, 99, 235, 0.08);
}

.model-option.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.model-option.disabled:hover {
  border-color: var(--border);
  background: var(--card-bg);
}

.model-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

.model-option.disabled input[type="checkbox"] {
  cursor: not-allowed;
}

.model-option-info {
  flex: 1;
  min-width: 0;
}

.model-option-name {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.model-option-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.125rem;
}

.model-option-provider {
  font-size: 0.7rem;
  padding: 0.125rem 0.375rem;
  border-radius: 4px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.model-option-provider.cloudflare {
  background: #f97316;
  color: white;
}

.model-option-provider.ollama {
  background: #7c3aed;
  color: white;
}

.model-option-params {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.model-option .recommended-badge {
  font-size: 0.65rem;
  padding: 0.125rem 0.375rem;
  background: var(--success-light);
  color: var(--success);
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
}

.model-count-badge {
  font-size: 0.75rem;
  padding: 0.125rem 0.5rem;
  background: var(--border);
  color: var(--text-muted);
  border-radius: 10px;
  font-weight: 500;
  margin-left: auto;
}

.model-count-badge.valid {
  background: var(--success-light);
  color: var(--success);
}

.model-count-badge.warning {
  background: var(--warning-light);
  color: var(--warning);
}

.model-count-badge.error {
  background: var(--error-light);
  color: var(--error);
}

.model-picker-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.model-picker-hint.error {
  color: var(--error);
}

/* History Section */
.history-section {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.history-section h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

#history-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.85rem;
}

.history-item:hover {
  background: var(--border);
}

.history-item .history-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-item .history-time {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.footer-links {
  margin-top: 0.25rem;
}

.footer-links a {
  color: var(--primary);
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: var(--text);
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toastSlideIn 0.3s ease, toastFadeOut 0.3s ease 2.7s forwards;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toast.success {
  background: var(--success);
}

.toast svg {
  width: 18px;
  height: 18px;
}

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toastFadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

/* Inline Source Tags (visible when sources are hidden) */
.source-tag {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 0.65rem;
  font-weight: 600;
  position: relative;
  padding: 1px 4px;
  border-radius: 3px;
  vertical-align: middle;
  margin: 0 1px;
  cursor: help;
  transition: transform 0.15s ease;
}

.source-tag:hover {
  transform: scale(1.1);
}

/* Custom tooltip for source tags - positioned below to avoid clipping */
.source-tag::after {
  content: attr(title);
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 500;
  white-space: nowrap;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s, visibility 0.15s;
  margin-top: 4px;
  pointer-events: none;
}

.source-tag:hover::after {
  opacity: 1;
  visibility: visible;
}

/* Single model source tags */
.source-tag.tag-a {
  background: var(--model-a);
  color: white;
}

.source-tag.tag-b {
  background: var(--model-b);
  color: white;
}

.source-tag.tag-c {
  background: var(--model-c);
  color: white;
}

.source-tag.tag-d {
  background: var(--model-d);
  color: white;
}

.source-tag.tag-e {
  background: var(--model-e);
  color: white;
}

.source-tag.tag-f {
  background: var(--model-f);
  color: white;
}

.source-tag.tag-consensus {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: #1a1a1a;
  font-weight: 700;
}

.source-tag.tag-majority {
  background: linear-gradient(135deg, #fde047 0%, #facc15 100%);
  color: #1a1a1a;
  font-weight: 600;
}

/* Two model source tags - all combinations */
.source-tag.tag-ab {
  background: linear-gradient(135deg, var(--model-a) 0%, var(--model-b) 100%);
  color: white;
}

.source-tag.tag-ac {
  background: linear-gradient(135deg, var(--model-a) 0%, var(--model-c) 100%);
  color: white;
}

.source-tag.tag-ad {
  background: linear-gradient(135deg, var(--model-a) 0%, var(--model-d) 100%);
  color: white;
}

.source-tag.tag-ae {
  background: linear-gradient(135deg, var(--model-a) 0%, var(--model-e) 100%);
  color: white;
}

.source-tag.tag-af {
  background: linear-gradient(135deg, var(--model-a) 0%, var(--model-f) 100%);
  color: white;
}

.source-tag.tag-bc {
  background: linear-gradient(135deg, var(--model-b) 0%, var(--model-c) 100%);
  color: white;
}

.source-tag.tag-bd {
  background: linear-gradient(135deg, var(--model-b) 0%, var(--model-d) 100%);
  color: white;
}

.source-tag.tag-be {
  background: linear-gradient(135deg, var(--model-b) 0%, var(--model-e) 100%);
  color: white;
}

.source-tag.tag-bf {
  background: linear-gradient(135deg, var(--model-b) 0%, var(--model-f) 100%);
  color: white;
}

.source-tag.tag-cd {
  background: linear-gradient(135deg, var(--model-c) 0%, var(--model-d) 100%);
  color: white;
}

.source-tag.tag-ce {
  background: linear-gradient(135deg, var(--model-c) 0%, var(--model-e) 100%);
  color: white;
}

.source-tag.tag-cf {
  background: linear-gradient(135deg, var(--model-c) 0%, var(--model-f) 100%);
  color: white;
}

.source-tag.tag-de {
  background: linear-gradient(135deg, var(--model-d) 0%, var(--model-e) 100%);
  color: white;
}

.source-tag.tag-df {
  background: linear-gradient(135deg, var(--model-d) 0%, var(--model-f) 100%);
  color: white;
}

.source-tag.tag-ef {
  background: linear-gradient(135deg, var(--model-e) 0%, var(--model-f) 100%);
  color: white;
}

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(90deg, var(--border) 25%, var(--bg) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s infinite;
  border-radius: 4px;
}

@keyframes skeletonShimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.skeleton-text {
  height: 1rem;
  margin-bottom: 0.5rem;
}

.skeleton-text.short {
  width: 40%;
}

.skeleton-text.medium {
  width: 70%;
}

.skeleton-text.long {
  width: 90%;
}

.skeleton-block {
  height: 80px;
  margin-bottom: 1rem;
}

.skeleton-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

/* Progress skeleton content */
.progress-skeleton {
  padding: 1rem 0;
}

.progress-skeleton-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

/* Tab Accessibility Focus Styles */
.tab-btn:focus {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--primary);
}

.tab-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Button click animation */
.btn-icon.clicked {
  animation: btnPop 0.3s ease;
}

@keyframes btnPop {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(0.95);
  }
  100% {
    transform: scale(1);
  }
}

/* Copy/Share success state */
.btn-icon.success {
  background: rgba(34, 197, 94, 0.3);
  border-color: rgba(34, 197, 94, 0.5);
}

/* Response Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 100%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s ease;
}

.modal-overlay.visible .modal {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}

.modal-header .model-badge-lg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
}

.modal-header .model-badge-lg.model_a { background: var(--model-a); }
.modal-header .model-badge-lg.model_b { background: var(--model-b); }
.modal-header .model-badge-lg.model_c { background: var(--model-c); }
.modal-header .model-badge-lg.model_d { background: var(--model-d); }
.modal-header .model-badge-lg.model_e { background: var(--model-e); }
.modal-header .model-badge-lg.model_f { background: var(--model-f); }

.modal-body {
  flex: 1;
  padding: 1.5rem;
  overflow-y: auto;
  line-height: 1.7;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.modal-footer .meta {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Audit Modal Specific */
.audit-modal {
  max-width: 700px;
}

.audit-event-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: var(--primary);
  color: white;
}

.audit-event-badge.setup { background: var(--text-muted); }
.audit-event-badge.initial { background: var(--model-a); }
.audit-event-badge.peer_review { background: var(--model-b); }
.audit-event-badge.moderation { background: var(--model-c); }
.audit-event-badge.complete { background: var(--success); }

.audit-modal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.audit-modal-meta .meta-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.audit-modal-meta .meta-label {
  color: var(--text-muted);
}

.audit-modal-meta .meta-value {
  font-weight: 500;
  color: var(--text);
}

/* Clickable response card in Model Confidence section */
.response-card.clickable {
  cursor: pointer;
}

.response-card.clickable:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-left-width: 6px;
}

.response-card.clickable::after {
  content: 'Click to view full response';
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  opacity: 0;
  transition: opacity 0.2s;
}

.response-card.clickable:hover::after {
  opacity: 1;
}

/* ================================
   Sources Side Panel (Compact Dropdown)
   ================================ */

/* Overlay - hidden by default, only used on mobile */
.sources-overlay {
  display: none;
}

/* Panel container - compact dropdown style */
.sources-panel {
  position: fixed;
  top: auto;
  right: 1.5rem;
  width: 240px;
  max-height: 400px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}

.sources-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Panel header */
.sources-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

.sources-panel-header h3 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.sources-panel-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s;
}

.sources-panel-close:hover {
  background: var(--border);
  color: var(--text);
}

.sources-panel-close svg {
  width: 16px;
  height: 16px;
}

/* Panel content */
.sources-panel-content {
  flex: 1;
  padding: 0.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* Source option buttons */
.source-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.625rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
  text-align: left;
  width: 100%;
}

.source-option:hover {
  background: var(--bg);
}

.source-option.active {
  background: rgba(37, 99, 235, 0.1);
  border-color: var(--primary-light);
}

/* Source option indicator (colored dot/icon) */
.source-option-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* All sources indicator - multiple dots */
.all-indicator {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  background: var(--border);
  border-radius: 50%;
  padding: 3px;
}

.all-indicator .mini-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

/* Consensus indicator */
.consensus-indicator {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: #1a1a1a;
  font-size: 0.75rem;
}

/* Individual model indicators */
.source-option.model-a .source-option-indicator { background: var(--model-a); color: white; }
.source-option.model-b .source-option-indicator { background: var(--model-b); color: white; }
.source-option.model-c .source-option-indicator { background: var(--model-c); color: white; }
.source-option.model-d .source-option-indicator { background: var(--model-d); color: white; }
.source-option.model-e .source-option-indicator { background: var(--model-e); color: white; }
.source-option.model-f .source-option-indicator { background: var(--model-f); color: white; }

/* Source option info */
.source-option-info {
  flex: 1;
  min-width: 0;
}

.source-option-name {
  display: block;
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.source-option-meta {
  display: none; /* Hide meta on compact view */
}

/* Source option count badge */
.source-option-count {
  font-size: 0.75rem;
  padding: 0.125rem 0.5rem;
  background: var(--border);
  color: var(--text-muted);
  border-radius: 10px;
  font-weight: 500;
  flex-shrink: 0;
}

.source-option.active .source-option-count {
  background: rgba(37, 99, 235, 0.15);
  color: var(--primary);
}

/* Divider in panel */
.source-options-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Panel footer */
.sources-panel-footer {
  display: none; /* Hide footer on compact view */
}

/* ================================
   Selective Highlighting
   When a specific source is selected, dim non-matching attributions
   ================================ */

/* When filtering is active, dim all attributions by default */
.compiled-answer-card.filter-active .attribution-highlight {
  opacity: 0.3;
  filter: grayscale(0.5);
  transition: opacity 0.3s ease, filter 0.3s ease;
}

/* Highlighted attributions when they match the selected filter */
.compiled-answer-card.filter-active .attribution-highlight.highlight-active {
  opacity: 1;
  filter: none;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.3);
}

/* Pulse animation for active highlights */
@keyframes highlightPulse {
  0%, 100% { box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.3); }
  50% { box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15); }
}

.compiled-answer-card.filter-active .attribution-highlight.highlight-active {
  animation: highlightPulse 2s ease-in-out infinite;
}

/* Simple fade-in for source options */
.sources-panel.open .source-option {
  animation: sourceOptionFade 0.15s ease forwards;
}

@keyframes sourceOptionFade {
  from { opacity: 0.5; }
  to { opacity: 1; }
}

/* Responsive */
@media (max-width: 768px) {
  #app {
    padding: 1rem;
  }

  header h1 {
    font-size: 1.75rem;
  }

  .how-it-works {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .step-arrow {
    display: none;
  }

  .card {
    padding: 1.25rem;
  }

  .process-diagram {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .process-connector {
    display: none;
  }

  .tab-btn {
    padding: 0.75rem 0.5rem;
    font-size: 0.8rem;
  }

  .tab-btn svg {
    display: none;
  }

  .review-matrix {
    font-size: 0.75rem;
  }

  .error-actions {
    flex-direction: column;
  }

  /* Compiled answer header - stack buttons vertically on mobile */
  .compiled-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .header-actions {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .header-actions .btn-icon {
    flex: 1;
    min-width: 0;
    justify-content: center;
    padding: 0.625rem 0.5rem;
  }

  /* Sources panel mobile - fixed to bottom of screen */
  .sources-panel {
    position: fixed;
    top: auto !important;
    bottom: 0;
    left: 0;
    right: 0 !important;
    width: 100%;
    max-width: 100%;
    max-height: 50vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    transform: translateY(100%);
  }

  .sources-panel.open {
    transform: translateY(0);
  }

  /* Mobile overlay for sources panel */
  .sources-overlay {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
  }

  .sources-overlay.visible {
    opacity: 1;
    visibility: visible;
  }

  /* Modal adjustments for mobile */
  .modal-overlay {
    padding: 1rem;
  }

  .modal {
    max-height: 90vh;
  }

  .modal-header {
    padding: 1rem;
  }

  .modal-body {
    padding: 1rem;
  }

  .modal-footer {
    padding: 0.75rem 1rem;
    flex-direction: column;
    gap: 0.5rem;
  }
}