.creator-page .header-actions-menu { display: none; }
.creator-page .header-content { align-items: center; }
.creator-page .header-content h1 { margin-right: auto; }

/* Show compact menu and hide buttons on small-to-medium screens */
@media (max-width: 900px) {
  .creator-page .header-controls { display: none !important; }
  .creator-page .header-actions-menu { display: inline-block !important; }
}
:root {
  --header-height: 72px;
  --border-radius: 8px;
  --border-radius-sm: 6px;
  --border-radius-lg: 12px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Business-focused color scheme */
  --primary-color: #2563eb;
  --primary-light: #3b82f6;
  --primary-dark: #1d4ed8;
  --accent-color: #059669;
  --error-color: #dc2626;
  --warning-color: #d97706;
  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;
  
  /* Subtle shadows */
  --card-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --card-shadow-hover: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --card-shadow-focus: 0 0 0 3px rgba(37, 99, 235, 0.1);
  
  /* Minimal transitions */
  --transition-base: all 0.2s ease;
  --transition-fast: all 0.1s ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background-color: var(--neutral-50);
  min-height: 100vh;
  color: var(--neutral-800);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Minimal Footer */
.site-footer {
  margin-top: auto;
  border-top: 1px solid rgba(226, 232, 240, 0.7); /* neutral-200 @ 70% */
  background: rgba(241, 245, 249, 0.6); /* neutral-100 @ 60% */
  color: rgba(71, 85, 105, 0.8); /* neutral-600 @ 80% */
}

.site-footer .footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 0.9rem;
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  justify-content: center;
  text-align: center;
}

.site-footer a {
  color: rgba(51, 65, 85, 0.85); /* neutral-700 @ 85% */
  text-decoration: none;
}

.site-footer a:hover {
  color: rgba(30, 41, 59, 1); /* neutral-800 */
  text-decoration: underline;
}

/* Clean, Business Header */
.app-header {
  background: white;
  border-bottom: 1px solid var(--neutral-200);
  color: var(--neutral-800);
  padding: var(--spacing-md) var(--spacing-lg);
  box-shadow: var(--card-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: var(--transition-fast);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
}

.header-content h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--neutral-800);
  letter-spacing: -0.025em;
}

.header-content h1 sl-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
}

/* Make brand clickable without changing visuals */
.brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: inherit;
  text-decoration: none;
}
.brand-link:hover {
  text-decoration: underline;
}

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

.header-controls sl-button {
  --sl-color-primary-600: var(--primary-color);
  --sl-color-primary-700: var(--primary-dark);
  transition: var(--transition-fast);
}

.header-controls sl-button:hover {
  transform: translateY(-1px);
}

/* Creator page: small-screen header menu */
.creator-page .header-actions-menu { display: none; }
.creator-page .header-content { align-items: center; }
.creator-page .header-content h1 { margin-right: auto; }

/* Clean Main Content */
.questions-container {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
  width: 100%;
}

.questions-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* Simple Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-lg);
  color: var(--neutral-600);
  background: white;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--card-shadow);
}

.empty-state sl-icon {
  font-size: 4rem !important;
  color: var(--neutral-300) !important;
  margin-bottom: var(--spacing-lg);
}

.empty-state h2 {
  margin: var(--spacing-lg) 0 var(--spacing-md) 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--neutral-700);
}

.empty-state p {
  margin: 0;
  font-size: 1rem;
  color: var(--neutral-600);
  line-height: 1.6;
}

.empty-state sl-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.empty-state sl-button::part(base) {
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-state sl-button::part(label) {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.empty-state sl-button::part(prefix) {
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-state sl-button sl-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  vertical-align: middle;
}

/* Bottom Add Question Button */
.bottom-add-question-container {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
}

.bottom-add-question-container sl-button {
  min-width: 200px;
}

.bottom-add-question-container sl-button::part(base) {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: white;
  font-weight: 500;
  transition: var(--transition-base);
}

.bottom-add-question-container sl-button::part(base):hover {
  background: #047857;
  border-color: #047857;
  transform: translateY(-1px);
  box-shadow: var(--card-shadow-hover);
}

/* Make the "+" icon in the bottom add button larger */
.bottom-add-question-container sl-button sl-icon[slot="prefix"] {
  font-size: 1.55em;
}

/* Clean Question Card */
.question-card {
  background: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition-base);
  animation: slideInUp 0.3s ease-out;
}

.question-card:hover {
  box-shadow: var(--card-shadow-hover);
  border-color: var(--neutral-300);
}

/* .question-card:focus-within {
  box-shadow: var(--card-shadow-focus);
  border-color: var(--primary-color);
} */

.question-header {
  background: var(--neutral-50);
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--neutral-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.question-number {
  font-weight: 600;
  color: var(--primary-color);
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.question-number::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--primary-color);
  border-radius: 50%;
}

.question-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* Test Settings Item Styling */
.test-settings-item {
  background: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  transition: var(--transition-base);
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
}

.test-settings-item:hover {
  box-shadow: var(--card-shadow-hover);
  border-color: var(--neutral-300);
}

/* Disabled parent highlight on inner focus */
/* .test-settings-item:focus-within {
  box-shadow: var(--card-shadow-focus);
  border-color: var(--primary-color);
} */

.test-settings-item .question-header {
  background: var(--neutral-50);
  border-bottom: 1px solid var(--neutral-200);
  padding: var(--spacing-lg);
}

.test-settings-item .question-number {
  font-weight: 600;
  color: var(--primary-color);
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.test-settings-item .question-number::before {
  content: none;
}

.test-settings-item #question-count::part(base) {
  padding: calc(var(--spacing-xs) + 2px) calc(var(--spacing-sm) + 2px);
}

/* Form section labels */
.form-section-label {
  display: block;
  font-weight: 600;
  color: var(--neutral-700);
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--neutral-200);
}

/* Test settings specific checkbox styling */
.test-settings-item sl-checkbox {
  display: block;
  margin-bottom: var(--spacing-sm);
  --sl-color-primary-600: var(--primary-color);
  --sl-color-primary-500: var(--primary-light);
}

.test-settings-item sl-checkbox:last-child {
  margin-bottom: 0;
}

@keyframes slideDown {
  from {
    max-height: 0;
    opacity: 0;
  }
  to {
    max-height: 1000px;
    opacity: 1;
  }
}

.question-body {
  padding: var(--spacing-xl);
  background: white;
  color: var(--neutral-800);
}

.question-common {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--neutral-200);
}

.question-specific {
  margin-top: var(--spacing-lg);
}

/* Clean Form Groups */
.form-group {
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.form-group sl-input,
.form-group sl-textarea,
.form-group sl-select {
  --sl-input-border-radius: var(--border-radius);
  --sl-input-border-width: 1px;
  --sl-input-border-color: var(--neutral-300);
  --sl-input-border-color-hover: var(--primary-color);
  --sl-input-border-color-focus: var(--primary-color);
  --sl-input-background-color: white;
  transition: var(--transition-fast);
}

.form-row {
  display: flex;
  gap: var(--spacing-lg);
  align-items: end;
}

.form-row > * {
  flex: 1;
}

/* Clean Options List */
.options-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.option-item, .pair-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--neutral-50);
  border-radius: var(--border-radius);
  border: 1px solid var(--neutral-200);
  transition: var(--transition-base);
}

.option-item:hover, .pair-item:hover {
  background: white;
  border-color: var(--primary-color);
  box-shadow: var(--card-shadow);
}

.option-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* Minimal Remove Buttons (keep them simple) */
.option-item .remove-option::part(base),
.pair-item .remove-pair::part(base),
.options-list[data-type="short-answer"] .remove-answer::part(base) {
  background: transparent;
  border: 1px solid var(--neutral-200);
  color: var(--neutral-500);
  padding: 4px 6px;
  border-radius: 999px;
  box-shadow: none;
  transition: var(--transition-fast);
}

.option-item .remove-option:hover::part(base),
.pair-item .remove-pair:hover::part(base),
.options-list[data-type="short-answer"] .remove-answer:hover::part(base) {
  background: #fef2f2; /* subtle red tint */
  border-color: #fecaca;
  color: var(--error-color);
}

.option-item .remove-option:focus-visible::part(base),
.pair-item .remove-pair:focus-visible::part(base),
.options-list[data-type="short-answer"] .remove-answer:focus-visible::part(base) {
  outline: 2px solid rgba(220, 38, 38, 0.35); /* error-color */
  outline-offset: 2px;
}

.option-item .remove-option sl-icon,
.pair-item .remove-pair sl-icon,
.options-list[data-type="short-answer"] .remove-answer sl-icon {
  font-size: 1rem;
}

/* Minimal style for media remove buttons */
.option-media-preview .remove-option-media::part(base),
.option-media-preview .remove-item-media::part(base),
.pair-side .remove-left-media::part(base),
.pair-side .remove-right-media::part(base),
.media-preview .remove-question-media::part(base) {
  background: transparent;
  border: 1px solid var(--neutral-200);
  color: var(--neutral-500);
  padding: 4px 6px;
  border-radius: 999px;
  box-shadow: none;
  transition: var(--transition-fast);
}

.option-media-preview .remove-option-media:hover::part(base),
.option-media-preview .remove-item-media:hover::part(base),
.pair-side .remove-left-media:hover::part(base),
.pair-side .remove-right-media:hover::part(base),
.media-preview .remove-question-media:hover::part(base) {
  background: #fef2f2;
  border-color: #fecaca;
  color: var(--error-color);
}

.option-media-preview .remove-option-media:focus-visible::part(base),
.option-media-preview .remove-item-media:focus-visible::part(base),
.pair-side .remove-left-media:focus-visible::part(base),
.pair-side .remove-right-media:focus-visible::part(base),
.media-preview .remove-question-media:focus-visible::part(base) {
  outline: 2px solid rgba(220, 38, 38, 0.35);
  outline-offset: 2px;
}

.option-media-preview .remove-option-media sl-icon,
.option-media-preview .remove-item-media sl-icon,
.pair-side .remove-left-media sl-icon,
.pair-side .remove-right-media sl-icon,
.media-preview .remove-question-media sl-icon {
  font-size: 1rem;
}

/* Minimal style for question remove button (header) */
.question-actions .remove-question::part(base) {
  background: transparent;
  border: 1px solid var(--neutral-200);
  color: var(--neutral-600);
  padding: 4px 8px;
  border-radius: 999px;
  box-shadow: none;
  transition: var(--transition-fast);
}

.question-actions .remove-question:hover::part(base) {
  background: #fef2f2;
  border-color: #fecaca;
  color: var(--error-color);
}

.question-actions .remove-question:focus-visible::part(base) {
  outline: 2px solid rgba(220, 38, 38, 0.35);
  outline-offset: 2px;
}

.question-actions .remove-question sl-icon {
  font-size: 1rem;
}

/* Correct option container styling */
.correct-option-container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: var(--spacing-sm);
}

.correct-option-container sl-checkbox {
  --sl-color-primary-600: var(--primary-color);
  --sl-color-primary-500: var(--primary-light);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-700);
}

/* Pair-specific styles */
.pair-content {
  flex: 1;
  display: flex;
  align-items: stretch;
  gap: var(--spacing-md);
}

.pair-side {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.pair-side label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--sl-color-neutral-700);
  margin-bottom: var(--spacing-xs);
}

.pair-separator {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sl-color-neutral-400);
  font-size: 1.25rem;
  padding: var(--spacing-sm) 0;
}

.pair-separator .swap-pair {
  color: var(--sl-color-neutral-500);
  transition: var(--transition-fast);
}

.pair-separator .swap-pair:hover {
  color: var(--primary-color);
  transform: scale(1.1);
}

.drag-handle {
  cursor: grab;
  color: var(--sl-color-neutral-400);
  display: flex;
  align-items: center;
  user-select: none;
}

.drag-handle:active {
  cursor: grabbing;
}

/* Visual during drag */
.option-item.dragging {
  opacity: 0.6;
}

/* Clean Media Upload Styles */
.media-upload-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--neutral-700);
  margin-bottom: var(--spacing-sm);
}

/* Simple File Input Styling */
.custom-file-input {
  position: relative;
  display: inline-block;
  width: 100%;
  cursor: pointer;
}

.custom-file-input input[type="file"] {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.file-input-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border: 2px dashed var(--neutral-300);
  border-radius: var(--border-radius);
  background: white;
  color: var(--neutral-600);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition-base);
  min-height: 60px;
  text-align: center;
}

.file-input-button:hover {
  border-color: var(--primary-color);
  background: var(--neutral-50);
  color: var(--primary-color);
}

.file-input-button:focus-within {
  border-color: var(--primary-color);
  box-shadow: var(--card-shadow-focus);
}

.file-input-button .upload-icon {
  font-size: 1.5rem;
  opacity: 0.8;
  transition: var(--transition-fast);
}

.file-input-button:hover .upload-icon {
  opacity: 1;
}

.file-input-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.file-input-text {
  font-weight: 600;
  color: var(--neutral-700);
}

.file-input-hint {
  font-size: 0.75rem;
  color: var(--neutral-500);
}

/* Compact file input for options */
.compact-file-input .file-input-button {
  min-height: 40px;
  padding: var(--spacing-md);
  flex-direction: row;
}

.compact-file-input .file-input-content {
  flex-direction: row;
  gap: var(--spacing-sm);
}

.compact-file-input .upload-icon {
  font-size: 1rem;
}

.compact-file-input .file-input-hint {
  display: none;
}

/* Media Picker Inputs - Override default sl-input styling */
.question-media-input,
.option-media-input,
.item-media-input,
.left-item-media-input,
.right-item-media-input {
  display: none;
}

/* Clean Media Preview */
.media-preview {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--border-radius);
  transition: var(--transition-base);
}

.media-preview:hover {
  border-color: var(--primary-color);
  box-shadow: var(--card-shadow);
}

.media-thumbnail {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--card-shadow);
}

.media-info {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.media-name {
  font-size: 0.875rem;
  color: var(--neutral-700);
  font-weight: 500;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Back-compat: style old option preview same as unified media preview */
.option-media-preview {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
  padding: var(--spacing-md);
  background: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--border-radius);
  transition: var(--transition-base);
}

.option-media-preview:hover {
  border-color: var(--primary-color);
  box-shadow: var(--card-shadow);
}

.option-media-thumbnail {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--card-shadow);
}

/* Ensure remove buttons inside any media-preview are consistent */
.media-preview .remove-option-media::part(base),
.media-preview .remove-item-media::part(base),
.media-preview .remove-left-media::part(base),
.media-preview .remove-right-media::part(base),
.media-preview .remove-question-media::part(base) {
  background: transparent;
  border: 1px solid var(--neutral-200);
  color: var(--neutral-500);
  padding: 4px 6px;
  border-radius: 999px;
  box-shadow: none;
  transition: var(--transition-fast);
}

.media-preview .remove-option-media:hover::part(base),
.media-preview .remove-item-media:hover::part(base),
.media-preview .remove-left-media:hover::part(base),
.media-preview .remove-right-media:hover::part(base),
.media-preview .remove-question-media:hover::part(base) {
  background: #fef2f2;
  border-color: #fecaca;
  color: var(--error-color);
}

.media-preview .remove-option-media:focus-visible::part(base),
.media-preview .remove-item-media:focus-visible::part(base),
.media-preview .remove-left-media:focus-visible::part(base),
.media-preview .remove-right-media:focus-visible::part(base),
.media-preview .remove-question-media:focus-visible::part(base) {
  outline: 2px solid rgba(220, 38, 38, 0.35);
  outline-offset: 2px;
}

.media-preview .remove-option-media sl-icon,
.media-preview .remove-item-media sl-icon,
.media-preview .remove-left-media sl-icon,
.media-preview .remove-right-media sl-icon,
.media-preview .remove-question-media sl-icon {
  font-size: 1rem;
}

/* Clean Settings Form */
.settings-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  max-width: 500px;
}

.form-section {
  background: var(--neutral-50);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  border: 1px solid var(--neutral-200);
}

.form-section h4 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--neutral-800);
  font-weight: 600;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form-section h4::before {
  content: '';
  width: 3px;
  height: 1rem;
  background: var(--primary-color);
  border-radius: 2px;
}

.form-section h5 {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--neutral-600);
}

.settings-form sl-input,
.settings-form sl-textarea,
.settings-form sl-select {
  --sl-input-border-radius: var(--border-radius);
  --sl-input-background-color: white;
  --sl-input-border-color: var(--neutral-300);
  --sl-input-border-color-hover: var(--primary-color);
  --sl-input-border-color-focus: var(--primary-color);
  transition: var(--transition-fast);
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: white;
  border-radius: var(--border-radius);
  border: 1px solid var(--neutral-200);
  position: relative;
}

.checkbox-group::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--primary-color);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.checkbox-group sl-checkbox {
  --sl-color-primary-600: var(--primary-color);
  transition: var(--transition-fast);
}

/* Simple Progress Indicator */
.progress-indicator {
  background: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  box-shadow: var(--card-shadow);
}

.progress-bar {
  flex: 1;
  height: 4px;
  background: var(--neutral-200);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 30%;
  background: var(--primary-color);
  border-radius: 2px;
  animation: progressMove 2s ease-in-out infinite;
}

@keyframes progressMove {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(300%); }
  100% { transform: translateX(300%); }
}

.progress-text {
  color: var(--neutral-700);
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
}

/* Clean Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeInScale 0.2s ease-out;
}

.loading-content {
  text-align: center;
  color: var(--neutral-700);
}

.loading-content p {
  margin: var(--spacing-lg) 0 0 0;
  font-size: 1rem;
  font-weight: 500;
}

/* Clean Notification Container */
.notification-container {
  position: fixed;
  top: 80px;
  right: var(--spacing-lg);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-width: 400px;
}

.notification {
  background: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  color: var(--neutral-800);
  box-shadow: var(--card-shadow);
  animation: slideInRight 0.2s ease-out;
  position: relative;
  overflow: hidden;
}

.notification::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent-color);
}

.notification.error::before {
  background: var(--error-color);
}

.notification.warning::before {
  background: var(--warning-color);
}

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

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

/* Enhanced Responsive Design */
@media (max-width: 1024px) {
  .questions-container {
    padding: var(--spacing-xl) var(--spacing-md);
  }
  
  .header-content {
    gap: var(--spacing-md);
  }
  
  .header-content h1 {
    font-size: 1.625rem;
  }
}

@media (max-width: 768px) {
  .creator-page .header-content {
    flex-direction: row;
    gap: var(--spacing-md);
    text-align: left;
    padding: 0;
  }
  .creator-page .header-content h1 { font-size: 1.5rem; }
  .creator-page .header-controls { display: none !important; }
  .creator-page .header-actions-menu { display: inline-block !important; }
  
  .header-controls sl-button {
    font-size: 0.875rem;
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .questions-container {
    padding: var(--spacing-lg) var(--spacing-md);
  }
  
  .question-card {
    margin: 0 -4px;
  }
  
  .question-header {
    padding: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }
  
  .question-number {
    font-size: 1.125rem;
  }
  
  .question-body {
    padding: var(--spacing-lg) var(--spacing-md);
  }
  
  .form-row {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .option-item, .pair-item {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }
  
  .option-content {
    order: -1;
  }
  
  .pair-content {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .pair-separator {
    transform: rotate(90deg);
    padding: var(--spacing-sm) 0;
  }
  
  .media-thumbnail {
    width: 60px;
    height: 60px;
  }
  
  .option-media-thumbnail {
    width: 40px;
    height: 40px;
  }
  
  .file-input-button {
    min-height: 60px;
    padding: var(--spacing-md);
  }
  
  .compact-file-input .file-input-button {
    min-height: 45px;
    padding: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .app-header {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .creator-page .header-content h1 { font-size: 1.25rem; }
  
  .questions-container {
    padding: var(--spacing-md);
  }
  
  .question-header {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .question-body {
    padding: var(--spacing-md);
  }
  
  .option-item, .pair-item {
    padding: var(--spacing-sm);
  }
  
  .media-thumbnail {
    width: 50px;
    height: 50px;
  }
  
  .empty-state {
    padding: var(--spacing-xl) var(--spacing-md);
  }
  
  .empty-state h2 {
    font-size: 1.5rem;
  }
  
  .empty-state sl-icon {
    font-size: 3.5rem !important;
  }
}

/* Focus and accessibility improvements */
/* Disabled card focus outline when inner inputs are focused */
/* .question-card:focus-within {
  outline: 2px solid rgba(66, 153, 225, 0.6);
  outline-offset: 2px;
} */

/* .option-item:focus-within,
.pair-item:focus-within {
  outline: 1px solid rgba(66, 153, 225, 0.4);
  outline-offset: 1px;
} */

/* High contrast mode support */
@media (prefers-contrast: high) {
  .question-card {
    border: 2px solid var(--sl-color-neutral-900);
  }
  
  .option-item, .pair-item {
    border: 1px solid var(--sl-color-neutral-700);
  }
  
  .file-input-button {
    border: 2px solid var(--sl-color-neutral-700);
  }
}

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

/* Minimal Animations */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.98);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.question-card {
  animation: slideInUp 0.3s ease-out;
}

/* Import Warning Dialog Styles */
.import-warning {
  text-align: center;
  padding: var(--spacing-lg);
}

.import-warning p {
  margin: var(--spacing-sm) 0;
  line-height: 1.6;
}

.import-warning p:first-of-type {
  color: var(--warning-color);
  font-size: 1.1rem;
}

/* Utility Classes */
.hidden {
  display: none !important;
}

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

.fade-in {
  animation: fadeInScale 0.2s ease-out;
}

.mb-0 { margin-bottom: 0 !important; }
.mb-sm { margin-bottom: var(--spacing-sm) !important; }
.mb-md { margin-bottom: var(--spacing-md) !important; }
.mb-lg { margin-bottom: var(--spacing-lg) !important; }