/**
 * Skill Demos - Interactive before/after demonstrations
 * Renaissance Edition
 */

/* ============================================
   TABBED CONTAINER
   ============================================ */

.demo-tabbed-container {
  display: flex;
  flex-direction: column;
}

.demo-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 0;
  justify-content: center;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-mist);
}

.demo-tab {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-ash);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.demo-tab:hover {
  color: var(--color-text);
  background: var(--color-cream);
}

.demo-tab.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  background: var(--color-accent-dim);
}

.demo-panels {
  flex: 1;
}

.demo-panel {
  display: none;
}

.demo-panel.active {
  display: block;
  animation: fadeSlideIn 0.3s var(--ease-out);
}

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

/* ============================================
   DEMO CONTAINER
   ============================================ */

.demo-container {
  background: var(--color-paper);
  border: none;
  border-radius: 0;
  overflow: hidden;
}

.demo-header {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-mist);
  min-height: 48px;
}

.demo-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.demo-toggle-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ash);
  transition: color var(--duration-fast) var(--ease-out);
  cursor: pointer;
}

.demo-toggle-label:hover {
  color: var(--color-text);
}

.demo-toggle-label.active {
  color: var(--color-accent);
}

.demo-toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--color-mist);
  border-radius: 12px;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out);
  border: 1px solid transparent;
  padding: 0;
  font: inherit;
}

.demo-toggle-switch:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.demo-toggle-switch:hover {
  border-color: var(--color-ash);
}

.demo-toggle-switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--color-paper);
  border-radius: 50%;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
  transition: transform var(--duration-base) var(--ease-spring);
}

.demo-toggle-switch.active {
  background: var(--color-accent);
}

.demo-toggle-switch.active::after {
  transform: translateX(20px);
}

.demo-viewport {
  padding: var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  background: var(--color-cream);
  transition: background var(--duration-base) var(--ease-out);
}

.demo-viewport[data-state="after"] {
  background: var(--color-paper);
}

.demo-caption {
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.03em;
  color: var(--color-ash);
  text-align: center;
}

/* ============================================
   UX WRITING DEMOS
   ============================================ */

.uxw-demo {
  width: 100%;
  max-width: 320px;
  padding: var(--spacing-lg);
  background: var(--color-paper);
  border: 1px solid var(--color-mist);
  border-radius: 6px;
  text-align: center;
}

/* Error Messages */
.uxw-error-icon { font-size: 2rem; margin-bottom: var(--spacing-sm); }
.uxw-error-title { font-weight: 600; color: #c00; margin-bottom: var(--spacing-xs); }
.uxw-error-text { font-size: 0.875rem; color: var(--color-ash); }
.uxw-error-action { margin-top: var(--spacing-sm); font-size: 0.875rem; color: var(--color-accent); cursor: pointer; text-decoration: underline; }

.uxw-error-after .uxw-error-icon { color: var(--color-accent); }
.uxw-error-after .uxw-error-title { color: var(--color-text); }
.uxw-error-after .uxw-error-text { color: var(--color-charcoal); }

/* Button Labels */
.uxw-button-context { font-size: 0.875rem; color: var(--color-charcoal); margin-bottom: var(--spacing-md); font-weight: 500; }
.uxw-button-row { display: flex; gap: var(--spacing-sm); justify-content: center; }
.uxw-btn { padding: var(--spacing-xs) var(--spacing-md); border-radius: 4px; font-size: 0.875rem; font-weight: 500; cursor: pointer; border: none; }
.uxw-btn-primary { background: var(--color-text); color: var(--color-paper); }
.uxw-btn-secondary { background: transparent; color: var(--color-ash); border: 1px solid var(--color-mist); }
.uxw-btn-danger { background: #c00; color: white; }

/* Empty States */
.uxw-empty-icon { font-size: 2.5rem; margin-bottom: var(--spacing-sm); opacity: 0.4; }
.uxw-empty-title { font-weight: 500; color: var(--color-ash); }
.uxw-empty-text { font-size: 0.875rem; color: var(--color-charcoal); margin-top: var(--spacing-xs); }
.uxw-empty-action { margin-top: var(--spacing-md); }

.uxw-empty-after .uxw-empty-icon { opacity: 1; }
.uxw-empty-after .uxw-empty-title { color: var(--color-text); }

/* ============================================
   SPATIAL DESIGN DEMOS
   ============================================ */

.spatial-demo {
  width: 100%;
  max-width: 340px;
  padding: var(--spacing-md);
  background: var(--color-paper);
  border: 1px solid var(--color-mist);
  border-radius: 6px;
}

/* Grid Systems */
.spatial-grid-before {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.spatial-grid-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

.spatial-card-item {
  padding: var(--spacing-sm);
  background: var(--color-bg);
  border: 1px solid var(--color-mist);
  border-radius: 4px;
  font-size: 0.8125rem;
  color: var(--color-charcoal);
  text-align: center;
}

.spatial-grid-after .spatial-card-item {
  width: auto !important;
}

/* Visual Hierarchy */
.spatial-hierarchy-before .spatial-h-title,
.spatial-hierarchy-before .spatial-h-subtitle,
.spatial-hierarchy-before .spatial-h-cta,
.spatial-hierarchy-before .spatial-h-link {
  font-size: 0.9375rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-charcoal);
}

.spatial-hierarchy-after .spatial-h-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 300;
  font-style: italic;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.spatial-hierarchy-after .spatial-h-subtitle {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-ash);
  margin-bottom: var(--spacing-md);
}

.spatial-hierarchy-after .spatial-h-cta {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-text);
  color: var(--color-paper);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 4px;
  margin-bottom: var(--spacing-sm);
}

.spatial-hierarchy-after .spatial-h-link {
  font-size: 0.75rem;
  color: var(--color-ash);
}

/* Whitespace */
.spatial-whitespace-before {
  padding: var(--spacing-xs) !important;
}

.spatial-whitespace-before .spatial-ws-title { font-size: 1rem; font-weight: 600; margin-bottom: 2px; }
.spatial-whitespace-before .spatial-ws-price { font-size: 0.875rem; color: var(--color-ash); margin-bottom: 4px; }
.spatial-whitespace-before .spatial-ws-features { font-size: 0.75rem; color: var(--color-ash); margin-bottom: 6px; }
.spatial-whitespace-before .spatial-ws-btn { width: 100%; padding: 6px; font-size: 0.75rem; background: var(--color-text); color: var(--color-paper); border: none; border-radius: 3px; cursor: pointer; }

.spatial-whitespace-after {
  padding: var(--spacing-lg) !important;
}

.spatial-whitespace-after .spatial-ws-title { font-family: var(--font-display); font-size: 1.5rem; font-weight: 400; margin-bottom: var(--spacing-sm); }
.spatial-whitespace-after .spatial-ws-price { font-size: 1.25rem; font-weight: 600; color: var(--color-text); margin-bottom: var(--spacing-sm); }
.spatial-whitespace-after .spatial-ws-features { font-size: 0.8125rem; color: var(--color-ash); margin-bottom: var(--spacing-lg); line-height: 1.6; }
.spatial-whitespace-after .spatial-ws-btn { width: 100%; padding: var(--spacing-sm); font-size: 0.875rem; background: var(--color-text); color: var(--color-paper); border: none; border-radius: 4px; cursor: pointer; font-weight: 500; }

/* ============================================
   MOTION DESIGN DEMOS
   ============================================ */

.motion-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  width: 100%;
  max-width: 280px;
}

/* Staggered Reveal */
.motion-stagger-demo {
  align-items: stretch;
}

.motion-list-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg);
  border: 1px solid var(--color-mist);
  border-radius: 4px;
  font-size: 0.875rem;
  color: var(--color-charcoal);
}

.motion-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.demo-viewport[data-state="after"] .motion-list-item {
  opacity: 0;
  transform: translateY(12px);
  animation: staggerIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.demo-viewport[data-state="after"] .motion-list-item:nth-child(1) { animation-delay: 0s; }
.demo-viewport[data-state="after"] .motion-list-item:nth-child(2) { animation-delay: 0.05s; }
.demo-viewport[data-state="after"] .motion-list-item:nth-child(3) { animation-delay: 0.1s; }
.demo-viewport[data-state="after"] .motion-list-item:nth-child(4) { animation-delay: 0.15s; }

@keyframes staggerIn {
  to { opacity: 1; transform: translateY(0); }
}

/* Micro-interactions */
.motion-btn {
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 500;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.motion-btn-before {
  background: var(--color-charcoal);
  color: var(--color-paper);
}

.motion-btn-after {
  background: var(--color-text);
  color: var(--color-paper);
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
}

.motion-btn-after:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.motion-btn-after:active {
  transform: translateY(0) scale(0.98);
}

/* State Transitions */
.motion-card {
  padding: var(--spacing-md);
  background: var(--color-bg);
  border: 1px solid var(--color-mist);
  border-radius: 6px;
  text-align: center;
  min-width: 140px;
}

.motion-card-icon { font-size: 1.5rem; margin-bottom: var(--spacing-xs); }
.motion-card-text { font-size: 0.8125rem; color: var(--color-charcoal); }

.motion-card-after {
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.demo-viewport[data-state="after"] .motion-card-after {
  background: color-mix(in oklch, var(--color-accent) 10%, var(--color-paper));
  border-color: var(--color-accent);
}

.demo-viewport[data-state="after"] .motion-card-after .motion-card-icon {
  animation: checkPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes checkPop {
  50% { transform: scale(1.3); }
}

/* ============================================
   TYPOGRAPHY DEMOS
   ============================================ */

.typo-demo {
  width: 100%;
  max-width: 320px;
  text-align: left;
}

/* Font Pairing */
.typo-pairing-before {
  font-family: 'Inter', system-ui, sans-serif;
}

.typo-pairing-before .typo-heading {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.typo-pairing-before .typo-body {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--color-ash);
}

.typo-pairing-after .typo-heading {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  font-style: italic;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.typo-pairing-after .typo-body {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-charcoal);
}

/* Hierarchy */
.typo-hierarchy-before .typo-h1 { font-size: 1.125rem; font-weight: 600; margin-bottom: 4px; }
.typo-hierarchy-before .typo-meta { font-size: 0.9375rem; color: var(--color-ash); margin-bottom: var(--spacing-xs); }
.typo-hierarchy-before .typo-p { font-size: 0.875rem; line-height: 1.5; color: var(--color-charcoal); }

.typo-hierarchy-after .typo-h1 {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 300;
  letter-spacing: -0.03em;
  margin-bottom: 2px;
  line-height: 1.1;
}

.typo-hierarchy-after .typo-meta {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

.typo-hierarchy-after .typo-p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-ash);
}

/* ============================================
   INTERACTION DESIGN DEMOS
   ============================================ */

.int-demo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  width: 100%;
  max-width: 280px;
}

/* Button States */
.int-states-demo {
  gap: var(--spacing-lg);
}

.int-state-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.int-state-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ash);
  width: 40px;
}

.int-btn {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 4px;
  cursor: pointer;
}

.int-btn-poor {
  background: var(--color-charcoal);
  color: var(--color-paper);
  border: none;
}

.int-btn-good {
  background: var(--color-text);
  color: var(--color-paper);
  border: 2px solid transparent;
  transition: all 0.15s ease;
}

.int-btn-good:hover {
  background: var(--color-charcoal);
}

.int-btn-good:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--color-accent) 25%, transparent);
}

.int-btn-good:active {
  transform: scale(0.98);
}

/* Affordances */
.int-aff-item {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 4px;
  font-size: 0.875rem;
  cursor: pointer;
}

.int-aff-poor {
  color: var(--color-charcoal);
}

.int-aff-good {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.int-aff-good::after {
  content: ' →';
}

.int-affordance-after .int-aff-item {
  background: var(--color-bg);
  border: 1px solid var(--color-mist);
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: background 0.15s ease;
}

.int-affordance-after .int-aff-item:hover {
  background: color-mix(in oklch, var(--color-accent) 5%, var(--color-paper));
}

.int-affordance-after .int-aff-item::after {
  content: ' →';
}

/* Feedback */
.int-feedback-before,
.int-feedback-after {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-direction: row;
}

.int-fb-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.int-fb-btn svg {
  width: 22px;
  height: 22px;
}

.int-fb-silent {
  background: var(--color-mist);
  color: var(--color-ash);
}

.int-fb-active {
  background: var(--color-charcoal);
  color: var(--color-paper);
  transition: all 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.int-fb-active:hover {
  transform: scale(1.1);
}

.int-fb-active:active {
  transform: scale(0.95);
}

.int-fb-active.liked {
  background: var(--color-accent);
  animation: heartPop 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes heartPop {
  50% { transform: scale(1.25); }
}

.int-fb-label {
  font-size: 0.875rem;
  color: var(--color-charcoal);
}

/* ============================================
   COLOR & CONTRAST DEMOS
   ============================================ */

.color-demo {
  width: 100%;
  max-width: 300px;
}

/* Color Palette */
.color-palette-before,
.color-palette-after {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  background: var(--color-paper);
  border: 1px solid var(--color-mist);
  border-radius: 6px;
}

.color-swatch {
  width: 40px;
  height: 40px;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.color-card {
  width: 100%;
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--color-paper);
  border: 1px solid var(--color-mist);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.color-card span { font-size: 0.8125rem; font-weight: 500; transition: color 0.2s ease; }
.color-card button { padding: 6px; border: none; border-radius: 3px; font-size: 0.75rem; font-weight: 500; cursor: pointer; transition: all 0.2s ease; }

/* Before - Clashing colors */
.color-palette-before .swatch-1 { background: #ff6b6b; }
.color-palette-before .swatch-2 { background: #4ecdc4; }
.color-palette-before .swatch-3 { background: #ffe66d; }
.color-palette-before .swatch-4 { background: #95e1d3; }
.color-palette-before .swatch-5 { background: #f38181; }
.color-palette-before .card-title { color: #ff6b6b; }
.color-palette-before .card-subtitle { color: #4ecdc4; }
.color-palette-before .card-btn { background: #ffe66d; color: #333; }

/* After - Harmonious palette */
.color-palette-after .swatch-1 { background: var(--color-text); }
.color-palette-after .swatch-2 { background: var(--color-charcoal); }
.color-palette-after .swatch-3 { background: var(--color-ash); }
.color-palette-after .swatch-4 { background: var(--color-mist); }
.color-palette-after .swatch-5 { background: var(--color-accent); }
.color-palette-after .card-title { color: var(--color-text); }
.color-palette-after .card-subtitle { color: var(--color-ash); }
.color-palette-after .card-btn { background: var(--color-accent); color: var(--color-paper); }

/* Strategic Accent */
.color-accent-card {
  padding: var(--spacing-md);
  border-radius: 6px;
}

.color-accent-before .color-accent-card {
  background: #f5f5f5;
  border: 1px solid #e0e0e0;
}

.color-accent-before .color-accent-title { font-weight: 600; color: #333; margin-bottom: 4px; }
.color-accent-before .color-accent-text { font-size: 0.8125rem; color: #666; margin-bottom: var(--spacing-sm); }
.color-accent-before .color-accent-btn { width: 100%; padding: var(--spacing-xs); background: #333; color: white; border: none; border-radius: 4px; font-size: 0.8125rem; cursor: pointer; }

.color-accent-after .color-accent-card {
  background: color-mix(in oklch, var(--color-accent) 8%, var(--color-paper));
  border: 1px solid color-mix(in oklch, var(--color-accent) 20%, var(--color-paper));
}

.color-accent-after .color-accent-title { font-weight: 600; color: var(--color-text); margin-bottom: 4px; }
.color-accent-after .color-accent-text { font-size: 0.8125rem; color: var(--color-ash); margin-bottom: var(--spacing-sm); }
.color-accent-after .color-accent-btn { width: 100%; padding: var(--spacing-xs); background: var(--color-accent); color: var(--color-paper); border: none; border-radius: 4px; font-size: 0.8125rem; font-weight: 500; cursor: pointer; }

/* Contrast Ratios */
.color-contrast-static {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.contrast-example {
  padding: var(--spacing-md);
  border-radius: 6px;
  text-align: center;
}

.contrast-fail {
  background: #f0f0f0;
  color: #a0a0a0;
}

.contrast-pass {
  background: var(--color-charcoal);
  color: var(--color-paper);
}

.contrast-badge {
  display: inline-block;
  font-size: 0.5625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 2px 6px;
  border-radius: 2px;
  margin-bottom: 4px;
}

.contrast-fail .contrast-badge { background: #ddd; }
.contrast-pass .contrast-badge { background: var(--color-accent); color: var(--color-paper); }

.contrast-text { font-size: 1rem; font-weight: 500; margin-bottom: 2px; }
.contrast-ratio { font-size: 0.6875rem; opacity: 0.7; }

/* ============================================
   RESPONSIVE DESIGN DEMOS
   ============================================ */

.resp-demo {
  width: 100%;
  max-width: 340px;
}

/* Touch Targets */
.resp-touch-demo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.resp-touch-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.resp-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ash);
  width: 70px;
}

.resp-touch-targets {
  display: flex;
  gap: 4px;
}

.resp-touch-targets button {
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
}

.resp-touch-bad button {
  width: 24px;
  height: 24px;
  font-size: 0.75rem;
  background: var(--color-mist);
  color: var(--color-ash);
}

.resp-touch-good button {
  width: 44px;
  height: 44px;
  font-size: 1rem;
  background: var(--color-text);
  color: var(--color-paper);
}

/* Fluid Layout */
.resp-fluid-demo {
  padding: var(--spacing-md);
  background: var(--color-bg);
  border: 1px solid var(--color-mist);
  border-radius: 6px;
}

.resp-fluid-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.resp-fluid-fixed,
.resp-fluid-adaptive {
  font-size: 0.75rem;
  color: var(--color-ash);
}

.resp-fluid-fixed span,
.resp-fluid-adaptive span {
  display: block;
  margin-bottom: 4px;
}

.resp-fluid-bar {
  height: 24px;
  background: var(--color-mist);
  border-radius: 4px;
}

.resp-fluid-adaptive .resp-fluid-bar {
  background: var(--color-accent);
}

/* Adaptive Content */
.resp-adapt-demo {
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-end;
}

.resp-device {
  text-align: center;
}

.resp-device > span {
  display: block;
  margin-top: 4px;
  font-size: 0.625rem;
  color: var(--color-ash);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.resp-device-screen {
  background: var(--color-paper);
  border: 2px solid var(--color-mist);
  border-radius: 4px;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.resp-device-mobile .resp-device-screen { width: 50px; height: 80px; }
.resp-device-tablet .resp-device-screen { width: 80px; height: 60px; }
.resp-device-desktop .resp-device-screen { width: 120px; height: 70px; }

.resp-block {
  background: var(--color-mist);
  border-radius: 2px;
}

.resp-block-row {
  display: flex;
  gap: 3px;
  flex: 1;
}

.resp-header { height: 16px; background: var(--color-charcoal); }
.resp-sidebar { width: 30%; background: var(--color-charcoal); }
.resp-content { flex: 1; }

/* ============================================
   ANIMATIONS
   ============================================ */

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}