/**
 * mat-a11y GUI Styles
 *
 * Accessible styling with:
 * - WCAG AA color contrast (4.5:1 minimum)
 * - Visible focus indicators
 * - 44px minimum touch targets
 * - Reduced motion support
 */

/* ==========================================================================
   CSS Custom Properties
   ========================================================================== */

:root {
  /* Colors - All meet WCAG AA contrast requirements */
  --color-primary: #1a56db;
  --color-primary-hover: #1648b8;
  --color-primary-dark: #1e3a5f;

  --color-success: #047857;
  --color-success-bg: #d1fae5;
  --color-warning: #b45309;
  --color-warning-bg: #fef3c7;
  --color-error: #b91c1c;
  --color-error-bg: #fee2e2;

  --color-text: #1f2937;
  --color-text-secondary: #4b5563;
  --color-text-muted: #6b7280;

  --color-bg: #ffffff;
  --color-bg-secondary: #f9fafb;
  --color-bg-tertiary: #f3f4f6;

  --color-border: #d1d5db;
  --color-border-light: #e5e7eb;

  /* Focus ring */
  --focus-ring: 0 0 0 3px rgba(26, 86, 219, 0.4);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;

  --line-height: 1.6;

  /* Min touch target size */
  --touch-target: 44px;
}

/* ==========================================================================
   Dark Mode (only applied via .dark-mode class)
   ========================================================================== */

body.dark-mode {
  --color-primary: #60a5fa;
  --color-primary-hover: #3b82f6;
  --color-primary-dark: #93c5fd;

  --color-success: #34d399;
  --color-success-bg: #064e3b;
  --color-warning: #fbbf24;
  --color-warning-bg: #78350f;
  --color-error: #f87171;
  --color-error-bg: #7f1d1d;

  --color-text: #f9fafb;
  --color-text-secondary: #d1d5db;
  --color-text-muted: #9ca3af;

  --color-bg: #1f2937;
  --color-bg-secondary: #111827;
  --color-bg-tertiary: #374151;

  --color-border: #4b5563;
  --color-border-light: #374151;

  --focus-ring: 0 0 0 3px rgba(96, 165, 250, 0.4);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-bg-secondary);
}

/* ==========================================================================
   Skip Link (Accessibility)
   ========================================================================== */

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-md);
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.skip-link:focus {
  top: var(--space-md);
  outline: none;
  box-shadow: var(--focus-ring);
}

/* Dark mode: use dark text on light primary for better contrast */
body.dark-mode .skip-link {
  color: #1f2937;
}

/* ==========================================================================
   Header
   ========================================================================== */

.header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.header-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 0;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text);
}

.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 800;
  letter-spacing: -0.5px;
}

/* Dark mode: use dark text for better contrast on light primary */
body.dark-mode .logo-icon {
  color: #1f2937;
}

.tagline {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

/* ==========================================================================
   Mode Toggle (Expert Mode)
   ========================================================================== */

.mode-toggle {
  display: flex;
  align-items: center;
}

.toggle-checkbox {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  min-height: var(--touch-target);
}

.toggle-label:hover,
.toggle-label:focus {
  background: var(--color-bg-tertiary);
}

.toggle-checkbox:focus + .toggle-label {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.toggle-text {
  font-weight: 500;
  color: var(--color-text-secondary);
}

.toggle-switch {
  display: inline-block;
  width: 52px;
  height: 28px;
  background: var(--color-border);
  border-radius: 14px;
  position: relative;
  transition: background 0.2s;
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 24px;
  height: 24px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.toggle-checkbox:checked + .toggle-label .toggle-switch {
  background: var(--color-primary);
}

.toggle-checkbox:checked + .toggle-label .toggle-switch::after {
  transform: translateX(24px);
}

.toggle-checkbox:checked + .toggle-label .toggle-text {
  color: var(--color-primary);
  font-weight: 600;
}

/* ==========================================================================
   Main Content
   ========================================================================== */

.main {
  max-width: 1000px;
  margin: 0 auto;
  padding: var(--space-xl);
}

/* ==========================================================================
   Panels
   ========================================================================== */

.panel {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.panel-title {
  margin: 0 0 var(--space-lg);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
}

/* ==========================================================================
   Scan Form
   ========================================================================== */

.scan-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-description {
  margin: 0;
  color: var(--color-text-secondary);
}

.fieldset-legend {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

/* ==========================================================================
   Tier Selection Cards
   ========================================================================== */

.tier-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  align-items: stretch;
}

.tier-option {
  display: flex;
  cursor: pointer;
}

.tier-radio {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.tier-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-lg);
  border: 2px solid var(--color-border-light);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
  min-height: 140px;
  width: 100%;
  height: 100%;
}

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

.tier-radio:focus + .tier-card {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.tier-radio:checked + .tier-card {
  border-color: var(--color-primary);
  background: rgba(26, 86, 219, 0.04);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.tier-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
}

.tier-badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  width: fit-content;
}

.tier-badge.quickstart {
  background: #ecfdf5;
  color: #047857;
}

body.dark-mode .tier-badge.quickstart {
  background: #064e3b;
  color: #34d399;
}

.tier-badge.default {
  background: #dbeafe;
  color: #1d4ed8;
}

body.dark-mode .tier-badge.default {
  background: #1e3a5f;
  color: #60a5fa;
}

.tier-badge.specialized {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.tier-badge.focused {
  background: #e0e7ff;
  color: #4338ca;
}

body.dark-mode .tier-badge.focused {
  background: #312e81;
  color: #a5b4fc;
}

.tier-description {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  flex-grow: 1;
}

.tier-count {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* ==========================================================================
   Expert Mode Options
   ========================================================================== */

.expert-only {
  display: none;
}

body.expert-mode .expert-only {
  display: block;
}

.tier-option.expert-only {
  display: none;
}

body.expert-mode .tier-option.expert-only {
  display: block;
}

.expert-options {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-light);
}

.expert-heading {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-md);
}

/* ==========================================================================
   Form Elements
   ========================================================================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.form-label {
  font-weight: 500;
  color: var(--color-text);
}

.form-input {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-family: inherit;
  min-height: var(--touch-target);
  background: var(--color-bg);
  color: var(--color-text);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

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

.form-select {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-family: inherit;
  min-height: var(--touch-target);
  background: var(--color-bg);
  color: var(--color-text);
  width: 100%;
  cursor: pointer;
}

.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

/* Path Input */
.path-input-group {
  margin-bottom: var(--space-lg);
}

.path-input-group .form-input {
  width: 100%;
  font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
  font-size: var(--font-size-sm);
}

.path-input-wrapper {
  position: relative;
}

.path-current {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
  word-break: break-all;
}

/* Option Fieldsets */
.option-fieldset {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
}

.option-legend {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 0 var(--space-sm);
}

/* Radio Group */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.radio-option {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  min-height: var(--touch-target);
}

.radio-option:hover,
.radio-option:focus-within {
  background: var(--color-bg-secondary);
}

.radio-option input[type="radio"] {
  margin-top: 2px;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.radio-option input[type="radio"]:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.radio-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.radio-label strong {
  color: var(--color-text);
}

.radio-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Checkbox Option */
.checkbox-option {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  min-height: var(--touch-target);
}

.checkbox-option:hover,
.checkbox-option:focus-within {
  background: var(--color-bg-secondary);
}

.checkbox-option input[type="checkbox"] {
  margin-top: 2px;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.checkbox-option input[type="checkbox"]:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.checkbox-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.checkbox-label strong {
  color: var(--color-text);
}

.checkbox-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Conditional Options */
.conditional-options {
  margin-left: var(--space-lg);
  padding-left: var(--space-md);
  border-left: 2px solid var(--color-border-light);
  margin-bottom: var(--space-md);
}

.conditional-options[hidden] {
  display: none;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  min-height: var(--touch-target);
  min-width: var(--touch-target);
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

.btn:focus {
  outline: none;
  box-shadow: var(--focus-ring);
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

/* Dark mode: use dark text for better contrast on light primary */
body.dark-mode .btn-primary {
  color: #1f2937;
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: var(--color-bg-tertiary);
}

.btn-large {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-lg);
}

.btn-icon {
  font-size: var(--font-size-sm);
}

.scan-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-light);
  margin-top: var(--space-lg);
}

.scan-actions .keyboard-hint {
  margin: 0;
}

/* ==========================================================================
   Progress Indicator
   ========================================================================== */

.progress-panel {
  text-align: center;
}

.progress-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl) 0;
}

.spinner {
  width: 56px;
  height: 56px;
  border: 5px solid var(--color-border-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite !important;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Keep spinner animated even with reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .spinner {
    animation: spin 1.5s linear infinite !important;
  }
}

.progress-text {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
}

/* ==========================================================================
   Results Section
   ========================================================================== */

.results-panel {
  text-align: center;
}

.results-success {
  padding: var(--space-xl) 0;
}

.success-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: var(--color-success-bg);
  color: var(--color-success);
  border-radius: 50%;
  font-size: 40px;
  margin-bottom: var(--space-lg);
}

.results-title {
  margin: 0 0 var(--space-sm);
  font-size: var(--font-size-2xl);
  color: var(--color-text);
}

.results-summary {
  margin: 0;
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

.results-summary strong {
  color: var(--color-text);
}

.results-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-lg);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border-light);
  margin-top: var(--space-xl);
}

/* ==========================================================================
   Section Titles
   ========================================================================== */

.section-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin: 0 0 var(--space-sm);
  color: var(--color-text);
}

.section-description {
  margin: 0 0 var(--space-lg);
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Simple Mode Stats
   ========================================================================== */

.simple-only {
  display: block;
}

body.expert-mode .simple-only {
  display: none;
}

.scan-stats-simple {
  margin-bottom: var(--space-xl);
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-lg);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.stat-card .stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.stat-card .stat-label {
  margin-top: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.stat-card.stat-issues .stat-value {
  color: var(--color-error);
}

.stat-card.stat-score .stat-value {
  color: var(--color-success);
}

.stat-max {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-muted);
  opacity: 0.7;
}

.stats-totals {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Expert stat severity colors */
.stat-item.stat-critical .stat-value { color: var(--color-error); }
.stat-item.stat-high .stat-value { color: var(--color-warning); }
.stat-item.stat-medium .stat-value { color: var(--color-primary); }

@media (max-width: 500px) {
  .stats-row {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Export Section
   ========================================================================== */

.export-section {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border-light);
}

.export-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.export-header .section-title {
  margin: 0;
}

.export-count {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  background: var(--color-bg-tertiary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
}

/* Export Search */
.export-search {
  position: relative;
  margin-bottom: var(--space-lg);
}

.export-search .search-icon {
  position: absolute;
  left: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

.export-search-input {
  width: 100%;
  padding: var(--space-md) var(--space-md) var(--space-md) 44px;
  font-size: var(--font-size-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.export-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.export-search-input::placeholder {
  color: var(--color-text-muted);
}

.search-hint {
  position: absolute;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Export Search Results (ranked results) */
.export-search-results {
  margin-bottom: var(--space-lg);
}

.export-search-results[hidden] {
  display: none;
}

.export-search-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-md);
}

/* Export Groups */
.export-group {
  margin-bottom: var(--space-lg);
}

.export-group[hidden] {
  display: none;
}

.export-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.export-options-primary {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-md);
  justify-content: center;
}

.export-options-expert {
  margin-top: var(--space-xl);
}

.export-subheading {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 0 0 var(--space-md);
  padding-bottom: var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border-light);
}

/* Export Buttons with Label + Description */
.export-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 90px;
  padding: var(--space-sm) var(--space-md);
}

.export-btn[hidden] {
  display: none;
}

.export-btn .export-label {
  font-weight: 600;
}

.export-btn .export-desc {
  font-size: var(--font-size-xs);
  opacity: 0.7;
}

.export-ext-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  font-family: 'SF Mono', 'Consolas', monospace;
  padding: 1px 5px;
  margin-top: 2px;
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-radius: 3px;
  opacity: 0.9;
}

.export-btn:hover .export-ext-badge,
.export-btn:focus .export-ext-badge {
  opacity: 1;
  background: var(--color-bg-secondary);
}

.export-options-primary .export-btn {
  min-width: 140px;
  padding: var(--space-md) var(--space-lg);
}

.export-options-primary .export-btn.btn-primary {
  min-width: 180px;
}

/* Colored Export Buttons for Primary Actions */
.export-btn-view {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  color: white;
  border: none;
}
.export-btn-view:hover,
.export-btn-view:focus {
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
}

.export-btn-pdf {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: white;
  border: none;
}
.export-btn-pdf:hover,
.export-btn-pdf:focus {
  background: linear-gradient(135deg, #b91c1c 0%, #991b1b 100%);
}

.export-btn-ai {
  background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
  color: white;
  border: none;
}
.export-btn-ai:hover,
.export-btn-ai:focus {
  background: linear-gradient(135deg, #7c3aed 0%, #5b21b6 100%);
}

/* Dark mode adjustments for colored buttons */
.dark-mode .export-btn-view,
.dark-mode .export-btn-pdf,
.dark-mode .export-btn-ai {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* No Results */
.export-no-results {
  text-align: center;
  padding: var(--space-xl);
  color: var(--color-text-muted);
}

.export-no-results[hidden] {
  display: none;
}

/* ==========================================================================
   Error Panel
   ========================================================================== */

.error-panel {
  text-align: center;
  border: 1px solid var(--color-error);
  background: var(--color-error-bg);
}

.error-title {
  color: var(--color-error);
}

.error-message {
  margin: 0 0 var(--space-lg);
  color: var(--color-text);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  max-width: 1000px;
  margin: 0 auto;
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  border-top: 1px solid var(--color-border-light);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

/* Dark mode: use dark text for better contrast */
body.dark-mode .footer-logo {
  color: #1f2937;
}

.footer-info {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
}

.footer-info strong {
  color: var(--color-text);
  font-size: var(--font-size-base);
}

.footer-version {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.footer-note {
  max-width: 500px;
  text-align: center;
  margin: 0;
  line-height: 1.5;
}

.footer-author {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

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

.footer-author a:hover,
.footer-author a:focus {
  color: var(--color-primary);
  text-decoration: underline;
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.footer-separator {
  margin: 0 var(--space-xs);
  opacity: 0.5;
}

.footer-hire {
  color: var(--color-primary) !important;
  font-weight: 500;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-top: var(--space-sm);
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}

.footer-links a:hover,
.footer-links a:focus {
  color: var(--color-primary);
  background: var(--color-bg-tertiary);
}

/* Dark mode: use lighter color for better contrast on dark bg */
body.dark-mode .footer-links a:hover,
body.dark-mode .footer-links a:focus {
  color: #93c5fd;
}

.footer-links a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.footer-links svg {
  flex-shrink: 0;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
  .header {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-md);
  }

  .main {
    padding: var(--space-md);
  }

  .panel {
    padding: var(--space-lg);
  }

  .tier-options {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .skip-link,
  .header-controls,
  .scan-panel,
  .export-section,
  .new-scan-btn,
  .footer-links {
    display: none !important;
  }

  .panel {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .expert-only {
    display: block !important;
  }
}

/* ==========================================================================
   Help Tooltips
   ========================================================================== */

.help-tooltip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  margin-left: var(--space-xs);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: help;
  position: relative;
  vertical-align: middle;
}

.help-tooltip:hover,
.help-tooltip:focus {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  outline: none;
}

/* Dark mode: use dark text for better contrast */
body.dark-mode .help-tooltip:hover,
body.dark-mode .help-tooltip:focus {
  color: #1f2937;
}

.help-tooltip:focus {
  box-shadow: var(--focus-ring);
}

.help-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 250px;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-text);
  color: white;
  font-size: var(--font-size-sm);
  font-weight: 400;
  line-height: 1.4;
  border-radius: var(--radius-sm);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s, visibility 0.15s;
  z-index: 100;
  pointer-events: none;
  text-align: left;
}

.help-tooltip::before {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--color-text);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s, visibility 0.15s;
}

.help-tooltip:hover::after,
.help-tooltip:hover::before,
.help-tooltip:focus::after,
.help-tooltip:focus::before {
  opacity: 1;
  visibility: visible;
}

.help-tooltip-inline {
  margin-left: var(--space-sm);
}

/* Dark mode tooltip fix */
body.dark-mode .help-tooltip::after {
  background: #1f2937;
  color: #f9fafb;
}

body.dark-mode .help-tooltip::before {
  border-top-color: #1f2937;
}

/* Native title tooltip styling for dark mode */
body.dark-mode [title] {
  --tooltip-bg: #1f2937;
}

/* ==========================================================================
   Progress Stages
   ========================================================================== */

.progress-stages {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  flex-wrap: wrap;
}

.progress-stage {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: background 0.2s, color 0.2s;
}

.progress-stage[aria-current="step"] {
  background: var(--color-primary);
  color: white;
}

/* Dark mode: use dark text for better contrast */
body.dark-mode .progress-stage[aria-current="step"] {
  color: #1f2937;
}

.progress-stage.completed {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.progress-stage.completed .stage-icon::after {
  content: '\2713';
}

.stage-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 600;
}

.progress-stage[aria-current="step"] .stage-icon {
  background: rgba(255, 255, 255, 0.3);
}

body.dark-mode .progress-stage[aria-current="step"] .stage-icon {
  background: rgba(0, 0, 0, 0.15);
}

.progress-stage.completed .stage-icon {
  background: var(--color-success);
  color: white;
}

/* Dark mode: use dark text on light success color */
body.dark-mode .progress-stage.completed .stage-icon {
  color: #064e3b;
}

.stage-label {
  font-weight: 500;
}

.progress-tip {
  margin-top: var(--space-lg);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* ==========================================================================
   Keyboard Hints
   ========================================================================== */

.keyboard-hint {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.scan-actions .keyboard-hint {
  margin-top: var(--space-sm);
  justify-content: center;
}

.results-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.results-header-actions .keyboard-hint {
  display: none;
}

@media (min-width: 768px) {
  .results-header-actions .keyboard-hint {
    display: flex;
  }
}

kbd {
  display: inline-block;
  padding: 2px 6px;
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 600;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  box-shadow: 0 1px 0 var(--color-border);
}

/* ==========================================================================
   Mobile Improvements
   ========================================================================== */

@media (max-width: 600px) {
  .progress-stages {
    flex-direction: column;
    align-items: stretch;
  }

  .progress-stage {
    justify-content: flex-start;
  }

  .help-tooltip::after {
    width: 200px;
    left: auto;
    right: 0;
    transform: none;
  }

  .help-tooltip::before {
    left: auto;
    right: 10px;
    transform: none;
  }

  .scan-actions {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .scan-actions .btn-large {
    width: 100%;
  }
}

/* ==========================================================================
   Dark Mode Toggle Button
   ========================================================================== */

.dark-mode-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.dark-mode-btn:hover,
.dark-mode-btn:focus {
  background: var(--color-bg-tertiary);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* Dark mode: use lighter color for better contrast */
body.dark-mode .dark-mode-btn:hover,
body.dark-mode .dark-mode-btn:focus {
  color: #93c5fd;
  border-color: #93c5fd;
}

.dark-mode-btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.dark-mode-btn .icon-moon {
  display: none;
}

.dark-mode-btn .icon-sun {
  display: block;
}

body.dark-mode .dark-mode-btn .icon-moon {
  display: block;
}

body.dark-mode .dark-mode-btn .icon-sun {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   CLI Preview
   ========================================================================== */

.cli-preview-section {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.cli-preview-heading {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 0 0 var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.cli-preview-heading svg {
  flex-shrink: 0;
}

.cli-preview {
  display: block;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  overflow-x: auto;
  white-space: nowrap;
}

.btn-small {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-sm);
  min-height: 32px;
  min-width: auto;
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.btn-copy:hover,
.btn-copy:focus {
  background: var(--color-bg-secondary);
  color: var(--color-text);
}

.btn-copy.copied {
  background: var(--color-success-bg);
  border-color: var(--color-success);
  color: var(--color-success);
}

/* ==========================================================================
   Scan Statistics
   ========================================================================== */

.scan-stats {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.stats-heading {
  margin: 0 0 var(--space-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-secondary);
  text-align: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: var(--space-md);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm);
}

.stat-value {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-align: center;
}

.stat-item:nth-child(4) .stat-value {
  color: var(--color-error);
}

.stat-item:nth-child(5) .stat-value {
  color: var(--color-warning);
}

.stat-item:nth-child(6) .stat-value {
  color: var(--color-primary);
}

/* ==========================================================================
   Category Filter (Multi-select)
   ========================================================================== */

select[multiple] {
  height: auto;
  min-height: calc(var(--touch-target) * 2);
}

select[multiple] option {
  padding: var(--space-xs) var(--space-sm);
}

select[multiple] option:checked {
  background: var(--color-primary);
  color: white;
}

/* Dark mode: use dark text for better contrast */
body.dark-mode select[multiple] option:checked {
  color: #1f2937;
}

/* ==========================================================================
   Collapsible Sections
   ========================================================================== */

.collapsible-section {
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  background: var(--color-bg);
}

.collapsible-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md);
  background: var(--color-bg-secondary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  transition: background 0.15s;
}

.collapsible-header:hover {
  background: var(--color-bg-tertiary);
}

.collapsible-header:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.collapsible-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.collapsible-title svg {
  color: var(--color-text-muted);
}

.collapsible-icon {
  transition: transform 0.2s;
  color: var(--color-text-muted);
}

.collapsible-header[aria-expanded="false"] .collapsible-icon {
  transform: rotate(-90deg);
}

.collapsible-content {
  padding: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.collapsible-content[hidden] {
  display: none;
}

.collapsible-content .option-fieldset {
  border: none;
  margin-bottom: 0;
  padding: 0;
}

.collapsible-content .option-fieldset:not(:last-child) {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
}

/* ==========================================================================
   Better Button Icons (SVG)
   ========================================================================== */

.btn svg {
  flex-shrink: 0;
}

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

/* ==========================================================================
   Header Controls Layout
   ========================================================================== */

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* ==========================================================================
   Export Preview Panel
   ========================================================================== */

.preview-panel {
  display: none;
  flex-direction: column;
  max-height: calc(100vh - 200px);
}

.preview-panel:not([hidden]) {
  display: flex;
}

.preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.preview-title-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.preview-back-btn {
  padding: var(--space-sm);
  min-width: 40px;
  min-height: 40px;
}

.preview-title {
  margin: 0;
  font-size: var(--font-size-xl);
}

.preview-actions {
  display: flex;
  gap: var(--space-sm);
}

.preview-content-wrapper {
  flex: 1;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
}

.preview-content {
  margin: 0;
  padding: var(--space-md);
  overflow: auto;
  max-height: 60vh;
  font-family: 'SF Mono', 'Consolas', 'Monaco', monospace;
  font-size: 13px;
  line-height: 1.5;
  white-space: pre;
  color: var(--color-text);
  background: var(--color-bg-secondary);
}

.preview-content:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

/* Syntax highlighting for different formats */
.preview-panel[data-format-type="json"] .preview-content,
.preview-panel[data-format-type="xml"] .preview-content {
  color: var(--color-text);
}

.preview-panel[data-format-type="json"] .preview-content .string {
  color: #22863a;
}

.preview-panel[data-format-type="json"] .preview-content .number {
  color: #005cc5;
}

.preview-panel[data-format-type="json"] .preview-content .boolean,
.preview-panel[data-format-type="json"] .preview-content .null {
  color: #d73a49;
}

.preview-panel[data-format-type="json"] .preview-content .key {
  color: #6f42c1;
}

body.dark-mode .preview-panel[data-format-type="json"] .preview-content .string {
  color: #85e89d;
}

body.dark-mode .preview-panel[data-format-type="json"] .preview-content .number {
  color: #79b8ff;
}

body.dark-mode .preview-panel[data-format-type="json"] .preview-content .boolean,
body.dark-mode .preview-panel[data-format-type="json"] .preview-content .null {
  color: #f97583;
}

body.dark-mode .preview-panel[data-format-type="json"] .preview-content .key {
  color: #b392f0;
}

/* XML syntax highlighting */
.preview-panel[data-format-type="xml"] .preview-content .tag {
  color: #22863a;
}
.preview-panel[data-format-type="xml"] .preview-content .attr,
.preview-panel[data-format-type="xml"] .preview-content .key {
  color: #6f42c1;
}
.preview-panel[data-format-type="xml"] .preview-content .string {
  color: #032f62;
}
.preview-panel[data-format-type="xml"] .preview-content .comment {
  color: #6a737d;
  font-style: italic;
}
.preview-panel[data-format-type="xml"] .preview-content .keyword {
  color: #d73a49;
}
.preview-panel[data-format-type="xml"] .preview-content .punctuation {
  color: #24292e;
}
body.dark-mode .preview-panel[data-format-type="xml"] .preview-content .tag {
  color: #85e89d;
}
body.dark-mode .preview-panel[data-format-type="xml"] .preview-content .attr,
body.dark-mode .preview-panel[data-format-type="xml"] .preview-content .key {
  color: #b392f0;
}
body.dark-mode .preview-panel[data-format-type="xml"] .preview-content .string {
  color: #9ecbff;
}
body.dark-mode .preview-panel[data-format-type="xml"] .preview-content .comment {
  color: #959da5;
}
body.dark-mode .preview-panel[data-format-type="xml"] .preview-content .keyword {
  color: #f97583;
}
body.dark-mode .preview-panel[data-format-type="xml"] .preview-content .punctuation {
  color: #e1e4e8;
}

/* AI backlog syntax highlighting */
.preview-panel[data-format-type="ai"] .preview-content .comment {
  color: #6a737d;
  font-style: italic;
}
.preview-panel[data-format-type="ai"] .preview-content .separator {
  color: #6f42c1;
}
.preview-panel[data-format-type="ai"] .preview-content .keyword {
  color: #d73a49;
  font-weight: 600;
}
.preview-panel[data-format-type="ai"] .preview-content .component {
  color: #005cc5;
  font-weight: 600;
}
.preview-panel[data-format-type="ai"] .preview-content .number {
  color: #b45309;
}
.preview-panel[data-format-type="ai"] .preview-content .path {
  color: #22863a;
}
.preview-panel[data-format-type="ai"] .preview-content .weight {
  color: #d73a49;
  font-weight: 600;
}
.preview-panel[data-format-type="ai"] .preview-content .check {
  color: #6f42c1;
}
.preview-panel[data-format-type="ai"] .preview-content .fix {
  color: #22863a;
  font-style: italic;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .comment {
  color: #959da5;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .separator {
  color: #b392f0;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .keyword {
  color: #f97583;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .component {
  color: #79b8ff;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .number {
  color: #ffab70;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .path {
  color: #85e89d;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .weight {
  color: #f97583;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .check {
  color: #b392f0;
}
body.dark-mode .preview-panel[data-format-type="ai"] .preview-content .fix {
  color: #85e89d;
}

/* Prometheus syntax highlighting */
.preview-panel[data-format-type="prometheus"] .preview-content .comment {
  color: #6a737d;
  font-style: italic;
}
.preview-panel[data-format-type="prometheus"] .preview-content .metric {
  color: #005cc5;
  font-weight: 600;
}
.preview-panel[data-format-type="prometheus"] .preview-content .label {
  color: #6f42c1;
}
.preview-panel[data-format-type="prometheus"] .preview-content .string {
  color: #22863a;
}
.preview-panel[data-format-type="prometheus"] .preview-content .number {
  color: #b45309;
}
body.dark-mode .preview-panel[data-format-type="prometheus"] .preview-content .comment {
  color: #959da5;
}
body.dark-mode .preview-panel[data-format-type="prometheus"] .preview-content .metric {
  color: #79b8ff;
}
body.dark-mode .preview-panel[data-format-type="prometheus"] .preview-content .label {
  color: #b392f0;
}
body.dark-mode .preview-panel[data-format-type="prometheus"] .preview-content .string {
  color: #85e89d;
}
body.dark-mode .preview-panel[data-format-type="prometheus"] .preview-content .number {
  color: #ffab70;
}

/* CSV syntax highlighting */
.preview-panel[data-format-type="csv"] .preview-content .header {
  color: #005cc5;
  font-weight: 600;
}
.preview-panel[data-format-type="csv"] .preview-content .number {
  color: #b45309;
}
body.dark-mode .preview-panel[data-format-type="csv"] .preview-content .header {
  color: #79b8ff;
}
body.dark-mode .preview-panel[data-format-type="csv"] .preview-content .number {
  color: #ffab70;
}

/* Markdown syntax highlighting */
.preview-panel[data-format-type="markdown"] .preview-content .heading {
  color: #005cc5;
  font-weight: 600;
}
.preview-panel[data-format-type="markdown"] .preview-content .bold {
  font-weight: 700;
}
.preview-panel[data-format-type="markdown"] .preview-content .code {
  color: #b45309;
  background: var(--color-bg-tertiary);
  padding: 0.1em 0.3em;
  border-radius: 3px;
}
.preview-panel[data-format-type="markdown"] .preview-content .table {
  color: #6f42c1;
}
.preview-panel[data-format-type="markdown"] .preview-content .list {
  color: #22863a;
}
body.dark-mode .preview-panel[data-format-type="markdown"] .preview-content .heading {
  color: #79b8ff;
}
body.dark-mode .preview-panel[data-format-type="markdown"] .preview-content .code {
  color: #ffab70;
  background: var(--color-bg-tertiary);
}
body.dark-mode .preview-panel[data-format-type="markdown"] .preview-content .table {
  color: #b392f0;
}
body.dark-mode .preview-panel[data-format-type="markdown"] .preview-content .list {
  color: #85e89d;
}

/* Truncate notice */
.truncate-notice {
  color: var(--color-text-muted);
  font-style: italic;
}

.preview-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
  margin-top: var(--space-md);
}

.preview-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Button icon style */
.btn-icon {
  padding: var(--space-sm);
  min-width: var(--touch-target);
  min-height: var(--touch-target);
}

/* Copy button success state */
.btn-copy-success {
  background: var(--color-success-bg) !important;
  border-color: var(--color-success) !important;
  color: var(--color-success) !important;
}

@media (max-width: 600px) {
  .preview-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .preview-actions {
    width: 100%;
  }

  .preview-actions .btn {
    flex: 1;
  }

  .preview-content {
    max-height: 50vh;
    font-size: 12px;
  }
}