/* ============================================================================
   THEME SETTINGS
   ============================================================================ */

.theme-settings {
  max-width: 900px;
  margin: 0 auto;
}

.theme-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color, #e5e7eb);
}

.theme-header h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-gray-800, #1f2937);
  margin-bottom: 4px;
}

.theme-header p {
  font-size: 14px;
  color: var(--color-gray-500, #6b7280);
}

.theme-header-actions {
  display: flex;
  gap: 12px;
}

.theme-section {
  margin-bottom: 40px;
}

.theme-section-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-gray-800, #1f2937);
  margin-bottom: 4px;
}

.theme-section-desc {
  font-size: 13px;
  color: var(--color-gray-500, #6b7280);
  margin-bottom: 20px;
}

/* ---- Preset Themes ---- */

.theme-presets {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.theme-preset {
  position: relative;
  padding: 16px;
  background: var(--card-bg, white);
  border: 2px solid var(--border-color, #e5e7eb);
  border-radius: 12px;
  cursor: pointer;
  transition: all 200ms ease;
}

.theme-preset:hover {
  border-color: var(--color-gray-300, #d1d5db);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.theme-preset.active {
  border-color: var(--color-primary, #2563eb);
  background: var(--color-primary-bg, #eff6ff);
}

.preset-colors {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.preset-color {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.preset-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gray-700, #374151);
}

.preset-check {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 24px;
  height: 24px;
  background: var(--color-primary, #2563eb);
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  color: white;
}

.theme-preset.active .preset-check {
  display: flex;
}

/* ---- Color Groups ---- */

.color-group {
  margin-bottom: 28px;
  padding: 20px;
  background: var(--card-bg, white);
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 12px;
}

.color-group-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-gray-700, #374151);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color, #e5e7eb);
}

.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.color-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.color-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-gray-700, #374151);
}

.color-input-wrapper {
  display: flex;
  gap: 8px;
  align-items: center;
}

.color-input {
  width: 48px;
  height: 36px;
  padding: 2px;
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 8px;
  cursor: pointer;
  background: white;
}

.color-input::-webkit-color-swatch-wrapper {
  padding: 2px;
}

.color-input::-webkit-color-swatch {
  border-radius: 4px;
  border: none;
}

.color-hex {
  flex: 1;
  padding: 8px 10px;
  font-size: 13px;
  font-family: monospace;
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 8px;
  text-transform: uppercase;
}

.color-hex:focus {
  outline: none;
  border-color: var(--color-primary, #2563eb);
  box-shadow: 0 0 0 3px var(--color-primary-bg, #eff6ff);
}

.color-desc {
  font-size: 11px;
  color: var(--color-gray-400, #9ca3af);
}

/* ---- Preview ---- */

.theme-preview {
  padding: 24px;
  background: var(--card-bg, white);
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 12px;
}

.preview-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.preview-row:last-child {
  margin-bottom: 0;
}

/* ---- Dark Mode Toggle ---- */

.dark-mode-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: var(--card-bg, white);
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: 12px;
  margin-bottom: 32px;
}

.dark-mode-label {
  display: flex;
  align-items: center;
  gap: 12px;
}

.dark-mode-label-text h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-gray-800, #1f2937);
  margin-bottom: 2px;
}

.dark-mode-label-text p {
  font-size: 13px;
  color: var(--color-gray-500, #6b7280);
}

.dark-mode-icons {
  display: flex;
  align-items: center;
  gap: 10px;
}

.dark-mode-icons i {
  transition: opacity 200ms;
}

/* Toggle switch */
.dm-switch {
  position: relative;
  width: 52px;
  height: 28px;
  cursor: pointer;
}

.dm-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.dm-slider {
  position: absolute;
  inset: 0;
  background: #cbd5e1;
  border-radius: 14px;
  transition: background 200ms;
}

.dm-slider::before {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  left: 3px;
  top: 3px;
  background: white;
  border-radius: 50%;
  transition: transform 200ms;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.dm-switch input:checked + .dm-slider {
  background: var(--color-primary, #2563eb);
}

.dm-switch input:checked + .dm-slider::before {
  transform: translateX(24px);
}

/* Dark mode overrides for theme settings page */
[data-theme="dark"] .theme-header h2,
[data-theme="dark"] .theme-section-title,
[data-theme="dark"] .color-group-title,
[data-theme="dark"] .color-label,
[data-theme="dark"] .preset-name,
[data-theme="dark"] .dark-mode-label-text h4 {
  color: #e4e4e7;
}

[data-theme="dark"] .theme-header p,
[data-theme="dark"] .theme-section-desc,
[data-theme="dark"] .color-desc,
[data-theme="dark"] .dark-mode-label-text p {
  color: #a1a1aa;
}

[data-theme="dark"] .color-input {
  background: #27272a;
  border-color: #3f3f46;
}

[data-theme="dark"] .color-hex {
  background: #27272a;
  color: #e4e4e7;
  border-color: #3f3f46;
}

[data-theme="dark"] .preset-color {
  border-color: #3f3f46;
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
  .theme-header {
    flex-direction: column;
    gap: 16px;
  }

  .theme-header-actions {
    width: 100%;
  }

  .color-grid {
    grid-template-columns: 1fr;
  }
}