/**
 * Image to Design Tokens - App Styles
 * Scoped under .idtt-app to avoid WordPress admin conflicts
 */

/* ============================================
 * CSS VARIABLES
 * ============================================ */
.idtt-app {
  --idtt-bg: #f5f5f7;
  --idtt-surface: #ffffff;
  --idtt-border: #1d1d1f;
  --idtt-border-light: #e0e0e0;
  --idtt-text: #1d1d1f;
  --idtt-muted: #4a4a4f;
  --idtt-primary: #6366f1;
  --idtt-radius: 8px;
}

/* ============================================
 * BASE STYLES
 * ============================================ */
.idtt-app {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  color: var(--idtt-text);
  line-height: 1.5;
  max-width: 1400px;
  margin: 20px 0;
}

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

.idtt-app h1,
.idtt-app h2,
.idtt-app h3 {
  margin: 0 0 16px 0;
  font-weight: 600;
}

.idtt-app h1 { font-size: 28px; }
.idtt-app h2 { font-size: 20px; }
.idtt-app h3 { font-size: 16px; }

/* ============================================
 * LAYOUT
 * ============================================ */
.idtt-header {
  text-align: center;
  margin-bottom: 32px;
}

.idtt-header p {
  color: var(--idtt-muted);
  margin: 8px 0 0 0;
}

.idtt-main-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
}

@media (max-width: 1024px) {
  .idtt-main-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
 * PANEL STYLES
 * ============================================ */
.idtt-panel {
  background: var(--idtt-surface);
  border-radius: var(--idtt-radius);
  padding: 24px;
  border: 2px solid var(--idtt-border);
}

.idtt-panel-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--idtt-text);
  margin-bottom: 16px;
}

/* ============================================
 * UPLOAD SECTION
 * ============================================ */
.idtt-upload-zone {
  border: 2px dashed var(--idtt-border-light);
  border-radius: var(--idtt-radius);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 16px;
}

.idtt-upload-zone:hover {
  border-color: var(--idtt-primary);
  background: rgba(99, 102, 241, 0.04);
}

.idtt-upload-zone.dragover {
  border-color: var(--idtt-primary);
  background: rgba(99, 102, 241, 0.08);
}

.idtt-upload-icon {
  margin-bottom: 8px;
  color: var(--idtt-muted);
}

.idtt-upload-text {
  font-size: 14px;
  color: var(--idtt-muted);
}

.idtt-thumbnail-container {
  display: none;
  margin-bottom: 16px;
}

.idtt-thumbnail-container.visible {
  display: block;
}

.idtt-thumbnail {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  border-radius: var(--idtt-radius);
  border: 2px solid var(--idtt-border);
}

/* ============================================
 * CONTROLS
 * ============================================ */
.idtt-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.idtt-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--idtt-border-light);
}

.idtt-toggle-label {
  font-size: 14px;
}

.idtt-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--idtt-border);
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.idtt-toggle.active {
  background: var(--idtt-primary);
}

.idtt-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

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

.idtt-btn {
  padding: 12px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.idtt-btn-primary {
  background: var(--idtt-primary);
  color: white;
  border: 2px solid var(--idtt-border);
}

.idtt-btn-primary:hover {
  background: #4f46e5;
}

.idtt-btn-primary:disabled {
  background: var(--idtt-border-light);
  color: var(--idtt-muted);
  cursor: not-allowed;
  border-color: var(--idtt-border-light);
}

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

.idtt-btn-secondary:hover {
  background: var(--idtt-bg);
}

.idtt-btn-secondary:disabled {
  background: var(--idtt-surface);
  color: var(--idtt-muted);
  cursor: not-allowed;
  border-color: var(--idtt-border-light);
}

/* Save Palette Button - Full Width */
#idtt-save-palette-btn {
  width: 100%;
  text-align: center;
}

/* ============================================
 * EXTRACTED PALETTE - Neo Brutalist Grid
 * ============================================ */
.idtt-palette-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.idtt-palette-swatch {
  aspect-ratio: 1;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  border: 2.5px solid var(--idtt-border);
  transition: all 0.15s ease;
}

.idtt-palette-swatch:hover {
  transform: scale(1.08);
  z-index: 10;
}

.idtt-palette-swatch.locked {
  transform: scale(1.08);
  z-index: 20;
  border-color: var(--idtt-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.4);
}

/* White check icon for dark backgrounds */
.idtt-palette-swatch.locked.dark-bg::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='9 12 11.5 14.5 16 10'/%3E%3C/svg%3E") no-repeat center;
  background-size: contain;
}

/* Dark check icon for light backgrounds */
.idtt-palette-swatch.locked.light-bg::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231d1d1f' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='9 12 11.5 14.5 16 10'/%3E%3C/svg%3E") no-repeat center;
  background-size: contain;
}

/* Hide hex labels - removed for cleaner look */
.idtt-swatch-label {
  display: none;
}

.idtt-palette-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 32px;
  color: var(--idtt-muted);
  font-size: 14px;
}

.idtt-palette-hint {
  font-size: 12px;
  color: var(--idtt-muted);
  margin: 0;
  text-align: center;
}

/* ============================================
 * SAVED PALETTES - Neo Brutalist Style
 * ============================================ */
.idtt-saved-palettes-list {
  margin-bottom: 12px;
  max-height: 280px;
  overflow-y: auto;
}

.idtt-saved-empty {
  text-align: center;
  padding: 16px;
  color: var(--idtt-muted);
  font-size: 13px;
}

.idtt-saved-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: var(--idtt-radius);
  margin-bottom: 10px;
  background: var(--idtt-surface);
  border: 2px solid var(--idtt-border);
  cursor: pointer;
  transition: background 0.15s ease;
}

.idtt-saved-item:hover {
  background: var(--idtt-bg);
}

.idtt-saved-item-info {
  flex: 1;
  min-width: 0;
}

.idtt-saved-item-name {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--idtt-text);
}

.idtt-saved-item-date {
  font-size: 12px;
  color: var(--idtt-muted);
  margin-top: 2px;
}

.idtt-saved-item-colors {
  display: flex;
  align-items: center;
  margin-left: 16px;
}

.idtt-saved-item-color {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--idtt-border);
  margin-left: -6px;
}

.idtt-saved-item-color:first-child {
  margin-left: 0;
}

.idtt-saved-item-delete {
  margin-left: 14px;
  padding: 4px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--idtt-muted);
  border-radius: 4px;
  transition: all 0.15s ease;
  font-size: 18px;
  line-height: 1;
}

.idtt-saved-item-delete:hover {
  color: #dc3545;
}

/* ============================================
 * PREVIEW SECTION
 * ============================================ */
.idtt-preview-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .idtt-preview-container {
    grid-template-columns: 1fr;
  }
}

.idtt-preview-card {
  border-radius: var(--idtt-radius);
  overflow: hidden;
  border: 2px solid var(--idtt-border);
}

.idtt-preview-header {
  padding: 12px 16px;
  background: var(--idtt-surface);
  border-bottom: 2px solid var(--idtt-border);
  font-weight: 600;
  font-size: 14px;
}

.idtt-preview-section {
  padding: 32px;
}

.idtt-preview-eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.idtt-preview-heading {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.idtt-preview-body {
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.idtt-preview-button {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  margin-bottom: 24px;
}

.idtt-preview-feature-card {
  padding: 20px;
  border-radius: 8px;
}

.idtt-preview-feature-title {
  font-weight: 600;
  margin-bottom: 8px;
}

.idtt-preview-feature-text {
  font-size: 14px;
  opacity: 0.8;
}

/* ============================================
 * BACKGROUND SELECTOR SWATCHES
 * ============================================ */
.idtt-bg-selector {
  padding: 12px 16px;
  border-bottom: 2px solid var(--idtt-border-light);
  background: var(--idtt-bg);
}

.idtt-bg-selector-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--idtt-muted);
  margin-bottom: 8px;
}

.idtt-bg-swatches {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.idtt-bg-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  border: 2px solid var(--idtt-border);
  transition: all 0.15s ease;
}

.idtt-bg-swatch:hover {
  transform: scale(1.15);
  z-index: 10;
}

.idtt-bg-swatch.locked {
  transform: scale(1.15);
  z-index: 20;
  border-color: var(--idtt-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.4);
}

/* White check icon for dark background swatches */
.idtt-bg-swatch.locked.dark-bg::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") no-repeat center;
  background-size: contain;
}

/* Dark check icon for light background swatches */
.idtt-bg-swatch.locked.light-bg::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231d1d1f' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") no-repeat center;
  background-size: contain;
}

/* ============================================
 * TOKEN TABLE - Neo Brutalist Style
 * ============================================ */
.idtt-token-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
  margin-top: 20px;
  border: 2px solid var(--idtt-border);
  border-radius: var(--idtt-radius);
  overflow: hidden;
}

.idtt-token-table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--idtt-bg);
  border-bottom: 2px solid var(--idtt-border);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--idtt-muted);
}

.idtt-token-table td {
  padding: 12px 16px;
  border-bottom: 2px solid var(--idtt-border-light);
  vertical-align: middle;
  background: var(--idtt-surface);
}

.idtt-token-table tr:last-child td {
  border-bottom: none;
}

.idtt-token-swatch {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  border: 2px solid var(--idtt-border);
}

.idtt-token-hex {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.3px;
}

.idtt-copy-btn {
  min-width: 72px;
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 500;
  background: var(--idtt-surface);
  border: 2px solid var(--idtt-border);
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  display: inline-block;
}

.idtt-copy-btn:hover {
  background: var(--idtt-bg);
}

/* ============================================
 * CONTRAST CHECKS - Neo Brutalist Style
 * ============================================ */
.idtt-contrast-checks {
  margin-top: 20px;
  border: 2px solid var(--idtt-border);
  border-radius: var(--idtt-radius);
  overflow: hidden;
}

.idtt-contrast-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 2px solid var(--idtt-border-light);
  font-size: 13px;
  background: var(--idtt-surface);
}

.idtt-contrast-row:last-child {
  border-bottom: none;
}

.idtt-contrast-label {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.3px;
  color: var(--idtt-text);
}

.idtt-contrast-value {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-weight: 600;
  font-size: 12px;
}

.idtt-contrast-badge {
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 2px solid transparent;
}

.idtt-contrast-badge.pass {
  background: #d4edda;
  color: #155724;
  border-color: #155724;
}

.idtt-contrast-badge.fail {
  background: #f8d7da;
  color: #721c24;
  border-color: #721c24;
}

.idtt-contrast-badge.warn {
  background: #fff3cd;
  color: #856404;
}

/* ============================================
 * WARNING MESSAGE
 * ============================================ */
.idtt-warning-banner {
  display: none;
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 16px;
  font-size: 13px;
  color: #856404;
}

.idtt-warning-banner.visible {
  display: block;
}

/* ============================================
 * EMPTY STATE
 * ============================================ */
.idtt-empty-state {
  text-align: center;
  padding: 64px 32px;
  color: var(--idtt-muted);
}

.idtt-empty-state-icon {
  margin-bottom: 16px;
}

/* ============================================
 * EXPORT ACTIONS
 * ============================================ */
.idtt-export-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 2px solid var(--idtt-border);
}

/* ============================================
 * PROMPTLESS CTA - Neo Brutalist Style
 * ============================================ */
.idtt-promptless-cta {
  margin-top: 24px;
  padding: 20px 24px;
  background: var(--idtt-surface);
  border: 2px solid var(--idtt-border);
  border-radius: var(--idtt-radius);
  text-align: center;
}

.idtt-promptless-cta p {
  margin: 0;
  font-size: 14px;
  color: var(--idtt-text);
}

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

.idtt-promptless-cta a:hover {
  text-decoration: underline;
}

/* ============================================
 * SAVE PALETTE MODAL
 * ============================================ */
.idtt-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100000;
  backdrop-filter: blur(4px);
}

.idtt-modal {
  background-color: #ffffff;
  border-radius: 8px;
  padding: 24px;
  width: 100%;
  max-width: 400px;
  border: 2px solid #1d1d1f;
  position: relative;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

.idtt-modal h3 {
  margin: 0 0 16px 0;
  font-size: 16px;
  font-weight: 600;
  color: #1d1d1f;
}

.idtt-modal-input {
  width: 100%;
  padding: 12px;
  border: 2px solid #1d1d1f;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  background: #ffffff;
  color: #1d1d1f;
  font-family: inherit;
}

.idtt-modal-input:focus {
  outline: none;
  border-color: #6366f1;
}

.idtt-modal-input::placeholder {
  color: #6e6e73;
}

.idtt-modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.idtt-modal-actions .idtt-btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: 2px solid #1d1d1f;
}

.idtt-modal-actions .idtt-btn-secondary {
  background: #ffffff;
  color: #1d1d1f;
}

.idtt-modal-actions .idtt-btn-secondary:hover {
  background: #f5f5f7;
}

.idtt-modal-actions .idtt-btn-primary {
  background: #6366f1;
  color: #ffffff;
}

.idtt-modal-actions .idtt-btn-primary:hover {
  background: #4f46e5;
}