/* src/styles/create-quiz.css - Enhanced Theme-Aware Quiz Creator Styles */
/* Uses CSS variables from themes.css */

/* ============================================================================
   LUCIDE ICON NORMALIZATION
   ============================================================================ */

.page-data-lucide {
  width: 1em;
  height: 1em;
  vertical-align: -0.125em;
  stroke-width: 2;
  flex-shrink: 0;
  display: inline-block;
}

.empty-icon-svg {
  width: 4rem;
  height: 4rem;
  stroke-width: 1.5;
  color: var(--color-primary);
}

.spin {
  animation: spin 1s linear infinite;
}

/* ============================================================================
   LAYOUT & CONTAINER
   ============================================================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family:
    "IBM Plex Sans Arabic",
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Display",
    "Segoe UI",
    Roboto,
    sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  /*
   * DO NOT use padding shorthand here — it would override padding-right set by
   * side-menu.css (80px for collapsed sidebar) regardless of stylesheet load order.
   * Set only the three sides that index.css owns; side-menu.css owns padding-right.
   */
  padding-top: 40px;
  padding-bottom: 40px;
  padding-left: 24px; /* physical left — the non-sidebar side */
  position: relative;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Top Bar with Autosave */
.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  gap: 20px;
  flex-wrap: wrap;
}

/* Autosave Indicator */
.autosave-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 20px;
  background: var(--color-success-light);
  color: var(--color-success);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.autosave-indicator.saving {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.autosave-indicator.error {
  background: var(--color-error-light);
  color: var(--color-error);
}

.save-icon {
  display: inline-flex;
  align-items: center;
  animation: pulse 2s infinite;
}

.autosave-indicator.saving .save-icon {
  animation: spin 1s linear infinite;
}

/* Header with enhanced design */
.header {
  text-align: center;
  margin-bottom: 40px;
  padding: 30px 20px;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-accent);
}

.header-content h1 {
  margin: 0 0 10px 0;
  font-size: 2rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-content p {
  color: var(--color-text-secondary);
  margin: 0 0 20px 0;
  font-size: 1rem;
}

.header-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 15px;
}

.btn-help {
  padding: 8px 16px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text-primary);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-help:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

/* ============================================================================
   QUIZ CREATOR SECTIONS
   ============================================================================ */

.quiz-creator {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.card {
  padding: 30px;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: all 0.3s ease;
}

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

/* Quiz Metadata */
.quiz-metadata {
  direction: rtl;
}

.quiz-metadata h2,
.section-header h2 {
  margin: 0 0 20px 0;
  font-size: 1.5rem;
}

/* Character Counter */
.char-count {
  float: left;
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  font-weight: 400;
}

.char-count.warning {
  color: var(--color-warning);
}

.char-count.error {
  color: var(--color-error);
}

/* ============================================================================
   FORM ELEMENTS
   ============================================================================ */

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: 0.95rem;
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="search"],
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-background);
  color: var(--color-text-primary);
  font-size: 1rem;
  font-family: "Inter", sans-serif;
  transition:
    border-color 0.2s,
    box-shadow 0.2s,
    transform 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  transform: translateY(-1px);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.form-group small {
  display: block;
  margin-top: 6px;
  color: var(--color-text-tertiary);
  font-size: 0.85rem;
  line-height: 1.4;
}

/* ============================================================================
   QUESTIONS SECTION - ENHANCED
   ============================================================================ */

.questions-section {
  padding: 30px;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  position: relative;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 15px;
}

.section-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.question-badge {
  background: var(--gradient-accent);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 700;
  min-width: 32px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.section-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* Templates Panel */
.templates-panel {
  margin-bottom: 25px;
  padding: 20px;
  background: var(--color-background);
  border-radius: 10px;
  border: 2px dashed var(--color-border);
  animation: slideDown 0.3s ease;
}

.templates-panel h3 {
  margin: 0 0 15px 0;
  font-size: 1.1rem;
  color: var(--color-text-primary);
}

.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.template-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 10px;
  padding: 15px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.template-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  background: var(--color-primary-light);
}

.template-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-primary);
}

.template-icon [data-lucide] {
  width: 2rem;
  height: 2rem;
}

.template-name {
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: 0.95rem;
}

.template-desc {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
}

/* Question Controls - Enhanced */
.question-controls {
  margin-bottom: 25px;
  animation: slideDown 0.3s ease;
}

.controls-row {
  display: flex;
  gap: 12px;
  margin-bottom: 15px;
  flex-wrap: wrap;
  align-items: center;
}

.search-box {
  flex: 1;
  min-width: 250px;
  position: relative;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  pointer-events: none;
  z-index: 1;
  color: var(--color-text-tertiary);
}

.search-box input {
  width: 100%;
  padding: 10px 40px 10px 16px;
  padding-right: 40px;
  padding-left: 16px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-background);
  color: var(--color-text-primary);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

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

.clear-search {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-border);
  border: none;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  cursor: pointer;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  font-size: 0.9rem;
}

.clear-search:hover {
  background: var(--color-error);
  color: white;
  transform: translateY(-50%) scale(1.1);
}

.sort-controls {
  display: flex;
  gap: 8px;
}

.btn-action {
  padding: 10px 12px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
}

.btn-action:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: var(--color-primary-light);
}

/* Bulk Actions Bar */
.bulk-actions-bar {
  background: var(--color-primary-light);
  border: 2px solid var(--color-primary);
  border-radius: 8px;
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  animation: slideDown 0.3s ease;
}

.bulk-info {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.95rem;
}

.bulk-info span {
  font-size: 1.2rem;
  font-weight: 700;
}

.bulk-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-bulk {
  padding: 8px 16px;
  background: white;
  border: 2px solid var(--color-primary);
  border-radius: 6px;
  color: var(--color-primary);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.9rem;
}

.btn-bulk:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-bulk-danger {
  border-color: var(--color-error);
  color: var(--color-error);
}

.btn-bulk-danger:hover {
  background: var(--color-error);
  color: white;
}

/* Questions Container */
#questionsContainer {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Enhanced Question Card */
.question-card {
  background: var(--color-background);
  border: 2px solid var(--color-border);
  border-radius: 12px;
  padding: 25px;
  position: relative;
  transition:
    box-shadow 0.3s,
    transform 0.2s,
    border-color 0.2s;
  direction: rtl;
}

.question-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.question-card.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.question-card.dragging {
  opacity: 0.5;
  cursor: move;
  transform: rotate(2deg);
}

.question-card.drag-over {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  border-style: dashed;
}

.question-card.collapsed .form-group:not(:first-child),
.question-card.collapsed .collapsible-section {
  display: none;
}

.question-card.incomplete {
  border-left: 4px solid var(--color-warning);
}

.question-card.incomplete::before {
  content: "غير مكتمل";
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--color-warning);
  color: white;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* Question Header Enhanced */
.question-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--color-border);
  direction: rtl;
  flex-wrap: wrap;
  gap: 10px;
}

.question-number {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.question-select-checkbox {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.drag-handle {
  cursor: grab;
  color: var(--color-text-tertiary);
  display: inline-flex;
  align-items: center;
  padding: 4px;
  transition: color 0.2s;
  user-select: none;
}

.drag-handle:hover {
  color: var(--color-primary);
}

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

.question-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-icon {
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  transition:
    transform 0.2s,
    background-color 0.2s;
  background: var(--color-background);
}

.btn-icon:hover {
  transform: scale(1.1);
}

.btn-icon:active {
  transform: scale(0.95);
}

.btn-collapse {
  background: var(--color-surface);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

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

.btn-duplicate {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

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

.btn-delete {
  background: var(--color-error-light);
  color: var(--color-error);
}

.btn-delete:hover {
  background: var(--color-error);
  color: white;
}

/* Enhanced Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-illustration {
  position: relative;
  display: inline-block;
  margin-bottom: 30px;
}

.empty-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  animation: float 3s ease-in-out infinite;
}

.empty-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 120px;
  background: var(--color-primary);
  opacity: 0.1;
  border-radius: 50%;
  filter: blur(30px);
  animation: pulse 2s ease-in-out infinite;
}

.empty-state h3 {
  color: var(--color-text-primary);
  margin: 0 0 10px 0;
  font-size: 1.5rem;
}

.empty-state p {
  color: var(--color-text-secondary);
  margin: 0 0 20px 0;
  font-size: 1rem;
}

.empty-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.btn-large {
  padding: 14px 28px;
  font-size: 1.05rem;
}

.empty-hint {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
}

.empty-hint kbd {
  padding: 3px 8px;
  background: var(--color-background);
  border: 2px solid var(--color-border);
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.85em;
  box-shadow: 0 2px 0 var(--color-border);
}

.empty-state.hidden {
  display: none;
}

/* Add Question Bottom Button */
.add-question-bottom {
  margin-top: 25px;
  padding-top: 25px;
  border-top: 2px dashed var(--color-border);
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-add-question {
  padding: 14px 28px;
  font-size: 1.05rem;
  box-shadow: var(--shadow-lg);
}

.btn-add-question:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* Floating Action Button (FAB) */
.fab-container {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 999;
  animation: fadeInUp 0.3s ease;
}

.fab {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-accent);
  color: white;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.fab:hover {
  transform: scale(1.1) rotate(90deg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.fab:active {
  transform: scale(0.95) rotate(90deg);
}

.fab-tooltip {
  position: absolute;
  top: 50%;
  left: 70px;
  transform: translateY(-50%);
  background: var(--color-text-primary);
  color: var(--color-background);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.875rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.fab-container:hover .fab-tooltip {
  opacity: 1;
}

.fab-tooltip::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 100%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right-color: var(--color-text-primary);
}

/* Question Validation Indicators */
.validation-indicator {
  position: absolute;
  top: 15px;
  right: 15px;
  display: flex;
  gap: 6px;
}

.indicator-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
}

.indicator-dot.complete {
  background: var(--color-success);
  animation: ping 2s ease-in-out infinite;
}

.indicator-dot.incomplete {
  background: var(--color-warning);
}

/* Quick Actions Menu */
.quick-actions {
  position: absolute;
  top: 60px;
  left: 15px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  padding: 8px;
  box-shadow: var(--shadow-lg);
  display: none;
  flex-direction: column;
  gap: 4px;
  z-index: 10;
  min-width: 150px;
}

.quick-actions.show {
  display: flex;
  animation: slideDown 0.2s ease;
}

.quick-action-item {
  padding: 8px 12px;
  background: transparent;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-align: right;
  font-size: 0.9rem;
  color: var(--color-text-primary);
  transition: background 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.quick-action-item:hover {
  background: var(--color-background);
}

/* Animations */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes ping {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.1);
  }
}

/* Responsive Adjustments for Questions Section */
@media (max-width: 768px) {
  .section-title-group {
    flex-direction: row;
  }

  .section-actions {
    width: 100%;
  }

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

  .templates-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .controls-row {
    flex-direction: column;
  }

  .search-box,
  .sort-controls {
    width: 100%;
  }

  .sort-controls {
    justify-content: space-between;
  }

  .bulk-actions-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .bulk-actions {
    justify-content: stretch;
  }

  .btn-bulk {
    flex: 1;
  }

  .fab-container {
    display: none !important;
  }

  .fab {
    width: 56px;
    height: 56px;
    font-size: 1.3rem;
  }

  .fab-tooltip {
    display: none;
  }

  .add-question-bottom {
    flex-direction: column;
  }

  .add-question-bottom .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .templates-grid {
    grid-template-columns: 1fr;
  }

  .question-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .question-actions {
    width: 100%;
    justify-content: space-between;
  }
}

.btn-delete:hover {
  background: var(--color-error);
  color: white;
}

/* Image Preview */
.image-preview-container {
  margin-top: 12px;
  position: relative;
}

.image-preview {
  max-width: 100%;
  max-height: 300px;
  border-radius: 8px;
  border: 2px solid var(--color-border);
  object-fit: cover;
}

.image-loading {
  padding: 20px;
  text-align: center;
  color: var(--color-text-secondary);
  background: var(--color-background);
  border-radius: 8px;
  border: 2px dashed var(--color-border);
}

.image-error {
  padding: 20px;
  text-align: center;
  color: var(--color-error);
  background: var(--color-error-light);
  border-radius: 8px;
  border: 2px dashed var(--color-error);
}

/* ============================================================================
   OPTIONS SECTION
   ============================================================================ */

.options-list {
  margin-top: 20px;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding: 12px;
  background: var(--color-background);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  transition:
    border-color 0.2s,
    background-color 0.2s,
    transform 0.2s;
}

.option-item:hover {
  border-color: var(--color-primary-hover);
  transform: translateX(-2px);
}

.option-item.correct {
  border-color: var(--color-success);
  background: var(--color-success-light);
}

.option-radio {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--color-success);
}

.option-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.option-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.option-delete {
  flex-shrink: 0;
  padding: 6px 10px;
  background: transparent;
  border: none;
  color: var(--color-error);
  cursor: pointer;
  font-size: 1.2rem;
  transition: transform 0.2s;
}

.option-delete:hover {
  transform: scale(1.2);
}

.add-option-btn {
  margin-top: 12px;
  padding: 10px 16px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 2px dashed var(--color-primary);
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition:
    background-color 0.2s,
    transform 0.2s;
  width: 100%;
}

.add-option-btn:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

/* ============================================================================
   COLLAPSIBLE SECTIONS
   ============================================================================ */

.collapsible-section {
  margin-top: 15px;
}

.collapsible-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.2s;
}

.collapsible-header:hover {
  opacity: 0.7;
}

.collapsible-header h4 {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
}

.collapsible-toggle {
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  transition: transform 0.3s;
}

.collapsible-toggle.open {
  transform: rotate(180deg);
}

.collapsible-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.collapsible-content.open {
  max-height: 800px;
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 0.2s,
    box-shadow 0.2s,
    background 0.2s;
  font-family: "Inter", sans-serif;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

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

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

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

.btn-icon-text {
  padding: 10px 16px;
}

.btn-primary {
  background: var(--gradient-accent);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text-primary);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
}

.btn-success {
  background: var(--gradient-success);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-danger {
  background: var(--gradient-warm);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: white;
  box-shadow: var(--shadow-md);
}

/* ============================================================================
   ACTION BAR
   ============================================================================ */

.action-bar {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
}

.action-section {
  margin-bottom: 20px;
}

.action-section:last-child {
  margin-bottom: 0;
}

.action-section h3 {
  margin: 0 0 15px 0;
  font-size: 1.1rem;
  color: var(--color-text-primary);
}

.action-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.action-divider {
  height: 2px;
  background: var(--color-border);
  margin: 20px 0;
  border-radius: 2px;
}

/* ============================================================================
   STATISTICS CARD
   ============================================================================ */

.stats-card h3 {
  margin: 0 0 20px 0;
  font-size: 1.3rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
}

.stat-item {
  text-align: center;
  padding: 15px;
  background: var(--color-background);
  border-radius: 8px;
  border: 2px solid var(--color-border);
  transition: all 0.2s ease;
}

.stat-item:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.stat-label {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================================
   EMPTY STATE
   ============================================================================ */

.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-icon {
  font-size: 4rem;
  margin-bottom: 20px;
  opacity: 0.5;
  animation: float 3s ease-in-out infinite;
}

.empty-state h3 {
  color: var(--color-text-primary);
  margin: 0 0 10px 0;
}

.empty-state p {
  color: var(--color-text-secondary);
  margin: 0 0 10px 0;
}

.empty-hint {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
}

.empty-hint kbd {
  padding: 2px 6px;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.85em;
}

.empty-state.hidden {
  display: none;
}

/* ============================================================================
   MODAL / PREVIEW
   ============================================================================ */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  padding: 20px;
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease;
}

.modal-card {
  background: var(--color-surface);
  border-radius: 12px;
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  animation: slideUp 0.3s ease;
}

.preview-modal {
  max-width: 900px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 2px solid var(--color-border);
  flex-shrink: 0;
}

.modal-header h2 {
  margin: 0;
  color: var(--color-text-primary);
  font-size: 1.2rem;
}

.close-btn {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background-color 0.2s,
    color 0.2s;
  flex-shrink: 0;
  margin: 0; /* remove the old rogue margins */
  padding: 0;
}

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

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-body p {
  margin-bottom: 15px;
  color: var(--color-text-primary);
}

#importTextarea {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-background);
  color: var(--color-text-primary);
  font-family: monospace;
  font-size: 0.9rem;
  resize: vertical;
  direction: ltr;
}

#importTextarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.preview-content {
  padding: 30px;
  overflow-y: auto;
  flex: 1;
}

.preview-question {
  margin-bottom: 30px;
  padding: 20px;
  background: var(--color-background);
  border-radius: 8px;
  border-left: 4px solid var(--color-primary);
}

.preview-question h4 {
  margin: 0 0 15px 0;
  color: var(--color-text-primary);
}

.preview-image {
  max-width: 100%;
  height: auto;
  margin: 15px 0;
  border-radius: 8px;
}

.preview-options {
  list-style: none;
  padding: 0;
  margin: 15px 0;
}

.preview-options li {
  padding: 10px 15px;
  margin-bottom: 8px;
  background: var(--color-background);
  border-radius: 6px;
  border: 2px solid var(--color-border);
}

.preview-options li.correct {
  background: var(--color-success-light);
  border-color: var(--color-success);
  font-weight: 600;
}

.preview-explanation {
  margin-top: 15px;
  padding: 12px 16px;
  background: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  border-radius: 6px;
  font-size: 0.95rem;
  color: var(--color-text-primary);
}

.modal-footer {
  padding: 16px 24px;
  border-top: 2px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ============================================================================
   LOADING OVERLAY
   ============================================================================ */

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  backdrop-filter: blur(4px);
}

.loading-spinner {
  text-align: center;
  color: white;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

#loadingText {
  font-size: 1.1rem;
  font-weight: 600;
}

/* ============================================================================
   KEYBOARD SHORTCUTS PANEL
   ============================================================================ */

.shortcuts-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-surface);
  border-radius: 12px;
  box-shadow: var(--shadow-xl);
  border: 2px solid var(--color-border);
  z-index: 1500;
  max-width: 500px;
  width: 90%;
  animation: slideUp 0.3s ease;
}

.shortcuts-content {
  padding: 25px;
}

.shortcuts-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--color-border);
}

.shortcuts-header h3 {
  margin: 0;
  font-size: 1.3rem;
  color: var(--color-text-primary);
}

.shortcuts-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.shortcut-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  background: var(--color-background);
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.shortcut-item kbd {
  padding: 4px 8px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 2px 0 var(--color-border);
}

.shortcut-item span {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* ============================================================================
   WATERMARK
   ============================================================================ */

.watermark {
  text-align: center;
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border-light);
  font-size: 0.9375rem;
  font-weight: 500;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.watermark p {
  margin: 0;
}

.watermark a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.watermark a:hover {
  text-decoration: underline;
}

.watermark::before {
  content: "✨";
  font-size: 1.25rem;
  display: inline-flex;
  align-items: center;
}

/* ============================================================================
   Ltr
   ============================================================================ */

.ltr {
  direction: ltr;
}

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

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translate(-50%, -40%) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

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

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

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

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

/* ============================================================================
   ESSAY QUESTION — DISTINCT VISUAL TREATMENT
   ============================================================================ */

/* Card-level accent: warm amber left border to distinguish from MCQ */
.question-card--essay {
  border-left: 4px solid var(--color-warning, #f59e0b);
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-warning, #f59e0b) 6%, var(--color-surface)),
    var(--color-surface)
  );
}

/* "Essay" header badge */
.essay-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  background: color-mix(
    in srgb,
    var(--color-warning, #f59e0b) 18%,
    transparent
  );
  color: color-mix(
    in srgb,
    var(--color-warning, #f59e0b) 80%,
    var(--color-text-primary)
  );
  border: 1.5px solid
    color-mix(in srgb, var(--color-warning, #f59e0b) 40%, transparent);
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.essay-answer-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.essay-optional {
  font-weight: 400;
  opacity: 0.75;
  font-style: italic;
}

.essay-answer-container {
  padding: 14px 16px;
  background: color-mix(
    in srgb,
    var(--color-warning, #f59e0b) 5%,
    var(--color-background)
  );
  border: 2px dashed
    color-mix(in srgb, var(--color-warning, #f59e0b) 40%, var(--color-border));
  border-radius: 10px;
}

.essay-answer-editor .md-source {
  min-height: 100px;
  resize: vertical;
}

/* Convert button */
.add-option-btn--convert {
  background: transparent;
  border: 2px dashed var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  margin-top: 10px;
  transition: all 0.2s;
}

.add-option-btn--convert:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ============================================================================
   FULL MARKDOWN RENDERER — HEADINGS, LISTS, BLOCKQUOTES, RULES
   ============================================================================ */

.md-h1,
.md-h2,
.md-h3,
.md-h4,
.md-h5,
.md-h6 {
  margin: 0.6em 0 0.3em;
  color: var(--color-text-primary);
  line-height: 1.3;
}
.md-h1 {
  font-size: 1.6em;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 4px;
}
.md-h2 {
  font-size: 1.35em;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 3px;
}
.md-h3 {
  font-size: 1.15em;
}
.md-h4 {
  font-size: 1.05em;
}
.md-h5 {
  font-size: 0.95em;
}
.md-h6 {
  font-size: 0.9em;
  opacity: 0.85;
}

.md-hr {
  border: none;
  border-top: 2px solid var(--color-border);
  margin: 0.8em 0;
}

.md-blockquote {
  border-right: 4px solid var(--color-primary);
  margin: 0.5em 0;
  padding: 8px 16px;
  background: var(--color-primary-light);
  border-radius: 0 6px 6px 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

.md-list {
  margin: 0.4em 0 0.4em 1.4em;
  padding: 0;
  color: var(--color-text-primary);
}

.md-list li {
  margin-bottom: 4px;
  line-height: 1.6;
}

.md-link {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.md-img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 4px 0;
  display: block;
}

/* ============================================================================
   LATEX / KATEX MATH
   ============================================================================ */

/* Block math (display mode) */
.math-block {
  display: block;
  overflow-x: auto;
  padding: 10px 0;
  text-align: center;
  font-size: 1.05em;
}

/* Inline math */
.math-inline {
  display: inline;
}

/* Fallback when KaTeX is not loaded */
.math-raw {
  font-family: "Courier New", Courier, monospace;
  font-size: 0.92em;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--color-text-primary);
}

/* ============================================================================
   RESPONSIVE — MODAL FIXES
   ============================================================================ */

@media (max-width: 600px) {
  .modal-card {
    border-radius: 12px;
    max-height: 95vh;
    margin: 10px auto;
    width: 95%;
  }

  .modal-overlay {
    align-items: center;
    padding: 10px;
  }

  .modal-footer {
    padding: 10px 12px;
  }

  .modal-body {
    padding: 12px;
  }

  .modal-header {
    padding: 12px;
  }

  /* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */
  body {
    padding: 20px 16px;
  }

  .container {
    padding: 0px;
  }

  .top-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .header {
    padding: 20px 15px;
  }

  .header-content h1 {
    font-size: 1.5rem;
  }

  .header-actions {
    flex-direction: column;
    width: 100%;
  }

  .btn-help {
    width: 100%;
  }

  .card {
    padding: 20px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-header .btn {
    width: 100%;
  }

  .section-actions {
    width: 100%;
  }

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

  .question-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .questions-section {
    padding: 15px;
  }

  .question-card {
    padding: 15px;
  }

  .option-input {
    padding: 6px 10px;
    margin-right: 5px;
  }

  .option-item {
    flex-wrap: wrap;
    padding-left: 5px;
    padding-right: 0px;
  }

  .action-buttons {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .shortcuts-panel {
    width: 95%;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .question-controls {
    flex-direction: column;
  }

  .search-box {
    width: 100%;
  }
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */

.hidden {
  display: none !important;
}

.text-muted {
  color: var(--color-text-secondary);
}

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

/* ============================================================================
   DARK MODE ADJUSTMENTS
   ============================================================================ */

[data-theme="dark"] .question-card,
[data-theme="dark-slate"] .question-card {
  background: var(--color-surface);
}

[data-theme="dark"] .option-item,
[data-theme="dark-slate"] .option-item {
  background: var(--color-surface);
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */

@media print {
  .menu-container,
  .action-bar,
  .header-actions,
  .btn-icon,
  .shortcuts-panel {
    display: none !important;
  }

  .question-card {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  body {
    padding: 0;
  }

  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* ============================================================================
   INLINE MARKDOWN EDITOR
   ============================================================================ */

.md-editor-wrap {
  position: relative;
  width: 100%;
}

/* Rendered view (default / read mode) */
.md-rendered {
  min-height: 44px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 2px solid var(--color-border);
  background: var(--color-background);
  color: var(--color-text-primary);
  cursor: text;
  font-size: 0.95rem;
  line-height: 1.7;
  transition:
    border-color 0.18s,
    background 0.18s;
  word-break: break-word;
  position: relative;
}

.md-rendered::after {
  content: "✏️";
  position: absolute;
  bottom: 6px;
  left: 10px;
  font-size: 0.7rem;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

.md-rendered:hover {
  border-color: var(--color-primary);
  background: var(--color-background);
}

.md-rendered:hover::after {
  opacity: 0.4;
}

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

.md-placeholder {
  color: var(--color-text-tertiary);
  font-style: italic;
  pointer-events: none;
}

.md-empty {
  background: var(--color-background);
}

/* Edit panel: textarea + live preview stacked */
.md-edit-panel {
  border: 2px solid var(--color-primary);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 0 3px var(--color-primary-light);
  background: var(--color-background);
}

/* Raw textarea (in edit mode) */
.md-source {
  width: 100%;
  min-height: 60px;
  padding: 10px 14px;
  border: none;
  border-bottom: 1px dashed var(--color-border);
  background: var(--color-background);
  color: var(--color-text-primary);
  font-family: "Fira Code", "Courier New", monospace;
  font-size: 0.9rem;
  line-height: 1.6;
  resize: none;
  box-sizing: border-box;
  display: block;
  overflow: hidden;
}

.md-source:focus {
  outline: none;
}

/* Live preview panel (below textarea while editing) */
.md-live-preview {
  display: none;
  padding: 10px 14px;
  background: var(--color-surface);
  border-top: 1px dashed var(--color-border);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-primary);
}

.md-live-preview:not(:empty) {
  display: block;
}

.md-live-preview-inner {
  padding: 2px 0;
}

/* Label above live preview */
.md-edit-panel:has(.md-live-preview:not(:empty)) .md-source {
  border-bottom: 1px dashed var(--color-border);
}

.md-rendered .inline-code,
.md-live-preview .inline-code,
.preview-question .inline-code,
.option-md-wrap .inline-code {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: "Fira Code", "Courier New", monospace;
  font-size: 0.88em;
  font-style: normal;
}

/* ============================================================================
   OPTION MD EDITOR — compact single-line style
   ============================================================================ */

.option-md-wrap {
  flex: 1;
  min-width: 0;
}

.option-md-wrap .md-rendered {
  min-height: 36px;
  padding: 6px 10px;
  font-size: 0.92rem;
  line-height: 1.5;
}

.option-md-wrap .md-rendered::after {
  display: none;
}

.option-md-wrap .md-edit-panel {
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.option-md-wrap .md-source {
  min-height: 36px;
  padding: 6px 10px;
  font-size: 0.9rem;
}

.option-md-wrap .md-live-preview {
  font-size: 0.88rem;
  padding: 6px 10px;
}

/* ============================================================================
   QUESTION CARD — COLLAPSED
   ============================================================================ */

/* Hide body when collapsed */
.question-card.collapsed .question-body {
  display: none;
}

.question-card.collapsed {
  padding: 0;
}

.question-card.collapsed .question-header {
  border-bottom: none;
  border-radius: 10px;
  margin-bottom: 0;
  cursor: pointer;
  padding: 14px 20px;
}

/* Question number row */
.question-number {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.q-label {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1rem;
  white-space: nowrap;
}

.q-preview {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 260px;
  display: inline-block;
  vertical-align: middle;
  /* Push preview to the left side of the header while keeping text LTR */
  margin-left: auto;
  text-align: left;
}

/* ============================================================================
   QUESTION BODY WRAPPER
   ============================================================================ */
.question-body {
  padding-top: 4px;
}

/* ============================================================================
   DOWNLOAD MODAL — 3-column grid
   ============================================================================ */

.dl-modal-card {
  max-width: 520px;
  width: 95vw;
  padding: 0;
  overflow: hidden;
}

.dl-modal-card .modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--color-border);
}

.dl-subtitle {
  padding: 0 24px;
  margin: 12px 0 4px;
  color: var(--color-text-secondary);
  font-size: 0.88rem;
}

.dl-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 12px 24px 24px;
}

.dl-option-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 16px 8px 12px;
  border-radius: 10px;
  border: 1.5px solid var(--color-border);
  background: var(--color-background);
  color: var(--color-text-primary);
  cursor: pointer;
  transition:
    border-color 0.18s,
    background 0.18s,
    transform 0.18s,
    box-shadow 0.18s;
  font-family: inherit;
}

.dl-option-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

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

.dl-label {
  font-weight: 600;
  font-size: 0.82rem;
}

.dl-sublabel {
  font-size: 0.7rem;
  color: var(--color-text-tertiary);
}

/* ============================================================================
   IMPORT MODAL — DRAG & DROP ZONE
   ============================================================================ */

.import-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 24px 20px;
  border-radius: 10px;
  border: 2px dashed var(--color-border);
  background: var(--color-background);
  color: var(--color-text-secondary);
  text-align: center;
  transition:
    border-color 0.2s,
    background 0.2s;
  cursor: default;
}

.import-dropzone.drag-active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.import-dropzone p {
  margin: 0;
  font-size: 0.9rem;
}

.import-file-label {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
  margin: 2px 0 0;
  min-height: 1.2em;
  word-break: break-all;
  max-width: 100%;
}

/* ============================================================================
   MODAL HEADER — close button fix
   ============================================================================ */

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.modal-header h2 {
  margin: 0;
  flex: 1;
}

.modal-header .close-btn {
  flex-shrink: 0;
  margin-right: 20px;
  margin-top: 20px;
  margin-left: 0;
}

/* ============================================================================
   DARK / DARK-SLATE THEME OVERRIDES
   ============================================================================ */

/* Backgrounds */
[data-theme="dark"] body,
[data-theme="dark-slate"] body {
  background: var(--color-background);
  color: var(--color-text-primary);
}

[data-theme="dark"] .question-card,
[data-theme="dark-slate"] .question-card {
  background: var(--color-surface);
  border-color: var(--color-border);
}

[data-theme="dark"] .question-header,
[data-theme="dark-slate"] .question-header {
  border-color: var(--color-border);
}

[data-theme="dark"] .card,
[data-theme="dark-slate"] .card,
[data-theme="dark"] .action-bar,
[data-theme="dark-slate"] .action-bar,
[data-theme="dark"] .stats-card,
[data-theme="dark-slate"] .stats-card,
[data-theme="dark"] .questions-section,
[data-theme="dark-slate"] .questions-section {
  background: var(--color-surface);
  border-color: var(--color-border);
}

/* Inputs */
[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group textarea,
[data-theme="dark"] .search-box input,
[data-theme="dark-slate"] .form-group input,
[data-theme="dark-slate"] .form-group textarea,
[data-theme="dark-slate"] .search-box input {
  background: var(--color-background);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

/* Md editor */
[data-theme="dark"] .md-rendered,
[data-theme="dark-slate"] .md-rendered {
  background: var(--color-background);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

[data-theme="dark"] .md-rendered:hover,
[data-theme="dark-slate"] .md-rendered:hover {
  border-color: var(--color-primary);
}

[data-theme="dark"] .md-edit-panel,
[data-theme="dark-slate"] .md-edit-panel {
  background: var(--color-background);
  border-color: var(--color-primary);
}

[data-theme="dark"] .md-source,
[data-theme="dark-slate"] .md-source {
  background: var(--color-background);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

[data-theme="dark"] .md-live-preview,
[data-theme="dark-slate"] .md-live-preview {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

[data-theme="dark"] .md-rendered .inline-code,
[data-theme="dark-slate"] .md-rendered .inline-code,
[data-theme="dark"] .md-live-preview .inline-code,
[data-theme="dark-slate"] .md-live-preview .inline-code,
[data-theme="dark"] .option-md-wrap .inline-code,
[data-theme="dark-slate"] .option-md-wrap .inline-code {
  background: rgba(203, 166, 247, 0.15);
  color: #cba6f7;
}

/* Options */
[data-theme="dark"] .option-item,
[data-theme="dark-slate"] .option-item {
  background: var(--color-surface);
  border-color: var(--color-border);
}

[data-theme="dark"] .option-item.correct,
[data-theme="dark-slate"] .option-item.correct {
  background: var(--color-success-light);
}

/* Collapsible */
[data-theme="dark"] .collapsible-header,
[data-theme="dark-slate"] .collapsible-header {
  color: var(--color-text-secondary);
}

/* Templates */
[data-theme="dark"] .templates-panel,
[data-theme="dark-slate"] .templates-panel {
  background: var(--color-surface);
  border-color: var(--color-border);
}

[data-theme="dark"] .template-card,
[data-theme="dark-slate"] .template-card {
  background: var(--color-background);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

[data-theme="dark"] .template-card:hover,
[data-theme="dark-slate"] .template-card:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

/* Buttons */
[data-theme="dark"] .btn-secondary,
[data-theme="dark-slate"] .btn-secondary {
  background: var(--color-surface);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

[data-theme="dark"] .btn-collapse,
[data-theme="dark-slate"] .btn-collapse {
  background: var(--color-surface);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

[data-theme="dark"] .btn-action,
[data-theme="dark-slate"] .btn-action {
  background: var(--color-surface);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

[data-theme="dark"] .btn-icon,
[data-theme="dark-slate"] .btn-icon {
  background: var(--color-surface);
  color: var(--color-text-primary);
}

[data-theme="dark"] .btn-bulk,
[data-theme="dark-slate"] .btn-bulk {
  background: var(--color-surface);
}

/* Stat items */
[data-theme="dark"] .stat-item,
[data-theme="dark-slate"] .stat-item {
  background: var(--color-background);
  border-color: var(--color-border);
}

/* Shortcuts */
[data-theme="dark"] .shortcut-item,
[data-theme="dark-slate"] .shortcut-item {
  background: var(--color-background);
  border-color: var(--color-border);
}

[data-theme="dark"] .shortcut-item kbd,
[data-theme="dark-slate"] .shortcut-item kbd {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
  box-shadow: 0 2px 0 var(--color-border);
}

/* Modals */
[data-theme="dark"] .modal-card,
[data-theme="dark-slate"] .modal-card {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

[data-theme="dark"] .modal-header,
[data-theme="dark-slate"] .modal-header {
  border-color: var(--color-border);
}

[data-theme="dark"] .modal-footer,
[data-theme="dark-slate"] .modal-footer {
  border-color: var(--color-border);
}

[data-theme="dark"] .modal-body p,
[data-theme="dark-slate"] .modal-body p {
  color: var(--color-text-primary);
}

[data-theme="dark"] #importTextarea,
[data-theme="dark-slate"] #importTextarea {
  background: var(--color-background);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

/* Download popup */
[data-theme="dark"] .dl-option-btn,
[data-theme="dark-slate"] .dl-option-btn {
  background: var(--color-background);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

[data-theme="dark"] .dl-option-btn:hover,
[data-theme="dark-slate"] .dl-option-btn:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

[data-theme="dark"] .dl-sublabel,
[data-theme="dark-slate"] .dl-sublabel {
  color: var(--color-text-tertiary);
}

/* Import dropzone */
[data-theme="dark"] .import-dropzone,
[data-theme="dark-slate"] .import-dropzone {
  background: var(--color-background);
  border-color: var(--color-border);
}

/* Preview */
[data-theme="dark"] .preview-question,
[data-theme="dark-slate"] .preview-question {
  background: var(--color-background);
  border-left-color: var(--color-primary);
}

[data-theme="dark"] .preview-options li,
[data-theme="dark-slate"] .preview-options li {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

[data-theme="dark"] .preview-options li.correct,
[data-theme="dark-slate"] .preview-options li.correct {
  background: var(--color-success-light);
  border-color: var(--color-success);
}

[data-theme="dark"] .preview-explanation,
[data-theme="dark-slate"] .preview-explanation {
  background: var(--color-primary-light);
  color: var(--color-text-primary);
}

/* Bulk actions */
[data-theme="dark"] .bulk-actions-bar,
[data-theme="dark-slate"] .bulk-actions-bar {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

/* Add option btn */
[data-theme="dark"] .add-option-btn,
[data-theme="dark-slate"] .add-option-btn {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* Shortcuts panel */
[data-theme="dark"] .shortcuts-panel,
[data-theme="dark-slate"] .shortcuts-panel {
  background: var(--color-surface);
  border-color: var(--color-border);
}

/* Image loading/error */
[data-theme="dark"] .image-loading,
[data-theme="dark-slate"] .image-loading {
  background: var(--color-background);
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

/* Header */
[data-theme="dark"] .header,
[data-theme="dark-slate"] .header {
  background: var(--color-surface);
  border-color: var(--color-border);
}

/* Empty state hint */
[data-theme="dark"] .empty-hint kbd,
[data-theme="dark-slate"] .empty-hint kbd {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

/* ============================================================================
   PROGRESS BAR
   ============================================================================ */

.progress-bar-container {
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 10px;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 3px;
  transition: width 0.4s ease;
}

/* ============================================================================
   FORM SECTION ENHANCEMENTS
   ============================================================================ */

/* Make question card hover effect not apply when collapsed */
.question-card.collapsed:hover {
  transform: none;
}

/* Smooth transition for question body */
.question-body {
  animation: fadeIn 0.15s ease;
}

/* Override original collapsed selector — we use .question-body now */
.question-card.collapsed .form-group:not(:first-child),
.question-card.collapsed .collapsible-section {
  display: block; /* reset — .question-body handles visibility */
}

/* ============================================================================
   SEARCH BAR COLLAPSE
   ============================================================================ */

.search-bar-collapse {
  overflow: hidden;
  animation: slideDown 0.25s ease;
  margin-bottom: 12px;
}

.search-only-row {
  margin-bottom: 0;
}

/* Search toggle button active state */
#searchToggleBtn.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ============================================================================
   ENHANCED UI IMPROVEMENTS — Appended patch
   ============================================================================ */

/* ── Quiz Metadata card: source field ──────────────────────────────────────── */
.quiz-metadata .form-group + .form-group {
  margin-top: 0;
}

/* ── Question card: accent strip on left by type ───────────────────────────── */
.question-card {
  border-left: 4px solid var(--color-border);
  padding-left: 22px;
}

.question-card:not(.incomplete):hover {
  border-left-color: var(--color-primary);
}

.question-card.incomplete {
  border-left-color: var(--color-warning) !important;
}

/* Remove the ::before "غير مكتمل" label (too intrusive) — keep border */
.question-card.incomplete::before {
  display: none;
}

/* ── Question header: cleaner pill for number ──────────────────────────────── */
.q-label {
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.85rem;
}

/* ── Options: cleaner answer choice layout ──────────────────────────────────  */
.option-item {
  border-radius: 10px;
  gap: 10px;
}

/* Correct answer gets a subtle left accent */
.option-item.correct {
  border-left: 4px solid var(--color-success);
}

/* ── Add option button: pill style ─────────────────────────────────────────── */
.add-option-btn {
  border-radius: 20px;
  font-size: 0.9rem;
}

/* ── Section header: sticky for better UX on long lists ────────────────────── */
.section-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-surface);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

/* ── Action bar: two-column layout on wider screens ────────────────────────── */
@media (min-width: 768px) {
  .action-bar {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: start;
    gap: 0;
  }

  .action-divider {
    width: 2px;
    height: auto;
    margin: 0 20px;
    background: var(--color-border);
    align-self: stretch;
  }
}

/* ── Statistics card: gradient stat values ──────────────────────────────────── */
.stat-value {
  font-size: 2.2rem;
}

/* ── Empty state improvements ───────────────────────────────────────────────── */
.empty-state {
  padding: 80px 20px;
}

.empty-icon-svg {
  width: 5rem;
  height: 5rem;
  opacity: 0.35;
}

/* ── Template cards: uniform height ─────────────────────────────────────────── */
.template-card {
  min-height: 110px;
  justify-content: center;
}

.template-icon svg.page-data-lucide {
  width: 2rem;
  height: 2rem;
}

/* ── Floating progress text ──────────────────────────────────────────────────── */
.progress-text {
  font-size: 0.8rem;
  color: var(--color-text-tertiary);
  font-weight: 500;
}

/* ── Collapsible header: icon colour when open ──────────────────────────────── */
.collapsible-section:has(.collapsible-content.open) .collapsible-header h4 {
  color: var(--color-primary);
}

/* ── Question body: small top gap ──────────────────────────────────────────── */
.question-body {
  padding-top: 8px;
}

/* ── Section bottom add-button area ─────────────────────────────────────────── */
.add-question-bottom {
  margin-top: 30px;
  padding: 24px;
  background: var(--color-background);
  border-radius: 12px;
  border: 2px dashed var(--color-border);
  transition:
    border-color 0.2s,
    background 0.2s;
}

.add-question-bottom:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ── Bulk actions bar: icon + text buttons ──────────────────────────────────── */
.btn-bulk {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 8px;
}

/* ── Search bar: unified height with other controls ─────────────────────────── */
.search-box input {
  height: 44px;
}

/* ── Question card animation: slight scale on add ──────────────────────────── */
@keyframes questionPop {
  0% {
    opacity: 0;
    transform: scale(0.97) translateY(8px);
  }
  70% {
    transform: scale(1.01) translateY(-2px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.question-card {
  animation: questionPop 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Dark theme: sticky section header background ───────────────────────────── */
[data-theme="dark"] .section-header,
[data-theme="dark-slate"] .section-header {
  background: var(--color-surface);
}

/* ── RTL: flip left-border accent to right ──────────────────────────────────── */
[dir="rtl"] .question-card {
  border-left: none;
  border-right: 4px solid var(--color-border);
  padding-left: 25px;
  padding-right: 22px;
}

[dir="rtl"] .question-card:not(.incomplete):hover {
  border-right-color: var(--color-primary);
}

[dir="rtl"] .question-card.incomplete {
  border-right-color: var(--color-warning) !important;
}

[dir="rtl"] .option-item.correct {
  border-left: none;
  border-right: 4px solid var(--color-success);
}

[dir="rtl"] .preview-question {
  border-left: none;
  border-right: 4px solid var(--color-primary);
}

/* ── Metadata section: 2-col grid on desktop ─────────────────────────────────  */
@media (min-width: 640px) {
  .quiz-metadata .meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
  }

  .quiz-metadata .meta-grid .form-group:first-child,
  .quiz-metadata .meta-grid .form-group:last-child {
    grid-column: 1 / -1;
  }
}

/* ── Tooltip on drag handle ─────────────────────────────────────────────────── */
.drag-handle {
  position: relative;
}

/* ── Question card: reduce padding on very small screens ────────────────────── */
@media (max-width: 400px) {
  .question-card {
    padding: 12px;
  }

  .question-header {
    flex-direction: column;
    gap: 6px;
  }
}