/* ============================================================
 * GCMS Theme Designer - CSS
 *
 * Complete stylesheet for the visual theme designer.
 * Uses Now.js CSS variables from variables.css where possible.
 * ============================================================ */
/* --- Variables --- */
:root {
  --designer-sidebar-width: 280px;
  --designer-sidebar-bg: #f8fafc;
  --designer-sidebar-border: #e2e8f0;
  --designer-toolbar-bg: #1e293b;
  --designer-toolbar-color: #f1f5f9;
  --designer-accent: var(--color-primary, #2563eb);
  --designer-accent-hover: var(--color-primary-hover, #1d4ed8);
  --designer-danger: #ef4444;
  --designer-success: #10b981;
  --designer-grid-gap: 1rem;
  --designer-radius: 8px;
  --designer-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  --designer-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.16);
  --designer-z-toolbar: 1000;
  --designer-z-sidebar: 900;
  --designer-z-overlay: 800;
  --designer-transition: 0.2s ease;
}
/* --- Root Layout (3-panel) --- */
.designer-root {
  display: grid;
  grid-template-columns: var(--designer-sidebar-width) 1fr var(--designer-sidebar-width);
  height: 100vh;
  overflow: hidden;
  font-family: var(--font-family, 'Prompt', 'Sarabun', sans-serif);
}
/* --- Sidebars (shared) --- */
.designer-sidebar {
  background: var(--designer-sidebar-bg);
  border-color: var(--designer-sidebar-border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  transition: transform var(--designer-transition), width var(--designer-transition);
  z-index: var(--designer-z-sidebar);
}
.designer-sidebar-left {
  border-right: 1px solid var(--designer-sidebar-border);
}
.designer-sidebar-right {
  border-left: 1px solid var(--designer-sidebar-border);
}
.designer-sidebar-header {
  padding: 0.75rem;
  border-bottom: 1px solid var(--designer-sidebar-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.designer-sidebar-title {
  font-size: 0.875rem;
  font-weight: 600;
  margin: 0;
}
.designer-sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem;
}
.designer-sidebar-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
  color: #94a3b8;
}
.designer-sidebar-empty p {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
}
.designer-sidebar-hint {
  font-size: 0.8125rem;
  color: #64748b;
  margin: 0 0 1rem;
  padding: 0.5rem;
  background: #f1f5f9;
  border-radius: var(--designer-radius);
}
/* --- Sidebar Tabs --- */
.designer-sidebar-tabs {
  display: flex;
  gap: 2px;
  width: 100%;
}
.designer-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.5rem 0.25rem;
  border: none;
  background: transparent;
  color: #64748b;
  cursor: pointer;
  font-size: 0.6875rem;
  border-radius: var(--designer-radius);
  transition: all var(--designer-transition);
}
.designer-tab:hover {
  background: #e2e8f0;
  color: #334155;
}
.designer-tab.active {
  background: var(--designer-accent);
  color: #fff;
}
.designer-tab span:first-child {
  font-size: 1.125rem;
  margin-bottom: 2px;
}
.designer-tab-label {
  font-size: 0.625rem;
  white-space: nowrap;
}
/* --- Search --- */
.designer-search {
  position: relative;
  margin-bottom: 0.75rem;
}
.designer-search .icon-search {
  position: absolute;
  left: 0.625rem;
  top: 50%;
  transform: translateY(-50%);
  color: #94a3b8;
  font-size: 0.875rem;
}
.designer-search-input {
  width: 100%;
  padding: 0.5rem 0.5rem 0.5rem 2rem;
  border: 1px solid var(--designer-sidebar-border);
  border-radius: var(--designer-radius);
  font-size: 0.8125rem;
  outline: none;
}
.designer-search-input:focus {
  border-color: var(--designer-accent);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}
/* --- Section Library Cards --- */
.designer-library-group {
  margin-bottom: 1rem;
}
.designer-library-group-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: #64748b;
  margin: 0 0 0.5rem;
  padding: 0 0.25rem;
}
.designer-library-items {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}
.designer-library-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.75rem 0.5rem;
  border: 1px solid var(--designer-sidebar-border);
  border-radius: var(--designer-radius);
  background: #fff;
  cursor: grab;
  transition: all var(--designer-transition);
  text-align: center;
}
.designer-library-card:hover {
  border-color: var(--designer-accent);
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.15);
  transform: translateY(-1px);
}
.designer-library-card.designer-card-dragging {
  opacity: 0.5;
  transform: scale(0.95);
}
.designer-card-icon {
  font-size: 1.5rem;
  color: var(--designer-accent);
  margin-bottom: 0.25rem;
}
.designer-card-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: #334155;
}
/* --- Theme Cards --- */
.designer-theme-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.designer-theme-card {
  border: 2px solid var(--designer-sidebar-border);
  border-radius: var(--designer-radius);
  overflow: hidden;
  background: #fff;
  transition: border-color var(--designer-transition);
}
.designer-theme-card:hover {
  border-color: var(--designer-accent);
}
.designer-theme-card.designer-theme-active {
  border-color: var(--designer-success);
}
.designer-theme-preview {
  height: 100px;
  background: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.designer-theme-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.designer-theme-info {
  padding: 0.5rem 0.75rem;
}
.designer-theme-info h4 {
  font-size: 0.8125rem;
  margin: 0;
}
.designer-theme-info small {
  color: #64748b;
  font-size: 0.6875rem;
}
.designer-theme-actions {
  padding: 0.5rem 0.75rem;
  display: flex;
  gap: 0.5rem;
  border-top: 1px solid var(--designer-sidebar-border);
}
/* --- Center Canvas --- */
.designer-center {
  overflow: auto;
  background: #e2e8f0;
  position: relative;
}
.designer-canvas {
  min-height: 100%;
}
.designer-canvas-wrapper {
  margin: 0 auto;
  background: #fff;
  min-height: 100vh;
  transition: max-width var(--designer-transition);
  box-shadow: var(--designer-shadow);
}
.designer-preview-desktop {
  max-width: 100%;
}
.designer-preview-tablet {
  max-width: 768px;
}
.designer-preview-mobile {
  max-width: 375px;
}
/* --- Sections on Canvas --- */
.designer-section-list {
  position: relative;
}
.designer-section {
  position: relative;
  border: 2px solid transparent;
  transition: border-color var(--designer-transition);
  cursor: pointer;
}
.designer-section:hover {
  border-color: rgba(37, 99, 235, 0.3);
}
.designer-section-selected {
  border-color: var(--designer-accent) !important;
}
.designer-section-hidden {
  opacity: 0.4;
}
.designer-section-ghost {
  opacity: 0.3;
  border: 2px dashed var(--designer-accent);
}
/* Section overlay toolbar */
.designer-section-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.25rem 0.5rem;
  background: rgba(37, 99, 235, 0.9);
  color: #fff;
  font-size: 0.75rem;
  z-index: var(--designer-z-overlay);
  opacity: 0;
  transition: opacity var(--designer-transition);
  pointer-events: none;
}
.designer-section:hover .designer-section-overlay,
.designer-section-selected .designer-section-overlay {
  opacity: 1;
  pointer-events: all;
}
.designer-section-label {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-weight: 500;
  cursor: grab;
}
.designer-section-actions {
  display: flex;
  gap: 2px;
}
.designer-section-content {
  position: relative;
}
/* Section drop zones */
.designer-section-dropzone {
  height: 8px;
  transition: height var(--designer-transition), background var(--designer-transition);
  position: relative;
}
.designer-section-dropzone:hover,
.designer-dropzone-active {
  height: 48px;
  background: rgba(37, 99, 235, 0.08);
}
.designer-dropzone-indicator {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--designer-accent);
  font-size: 1.25rem;
}
.designer-section-dropzone:hover .designer-dropzone-indicator,
.designer-dropzone-active .designer-dropzone-indicator {
  display: block;
}
/* --- Layout Grid --- */
.designer-layout-grid {
  min-height: 60px;
}
.designer-column {
  min-height: 60px;
  border: 1px dashed #cbd5e1;
  border-radius: 4px;
  position: relative;
  transition: border-color var(--designer-transition), background var(--designer-transition);
}
.designer-column.designer-drop-active {
  border-color: var(--designer-accent);
  background: rgba(37, 99, 235, 0.05);
}
.designer-drop-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  color: #94a3b8;
  font-size: 0.75rem;
}
.designer-column:not(:empty) > .designer-drop-indicator {
  display: none;
}
/* Resize handle */
.designer-resize-handle {
  width: 6px;
  cursor: col-resize;
  background: transparent;
  position: relative;
  transition: background var(--designer-transition);
}
.designer-resize-handle:hover,
.designer-resize-handle:active {
  background: var(--designer-accent);
  border-radius: 3px;
}
/* --- Block within column --- */
.designer-block {
  position: relative;
  border: 1px solid transparent;
  border-radius: 4px;
  margin: 0.25rem;
  transition: border-color var(--designer-transition);
}
.designer-block:hover {
  border-color: #cbd5e1;
}
.designer-block-toolbar {
  display: none;
  position: absolute;
  top: -1px;
  right: -1px;
  background: var(--designer-toolbar-bg);
  border-radius: 0 4px 0 4px;
  padding: 2px;
  z-index: 5;
}
.designer-block:hover .designer-block-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
}
.designer-block-label {
  color: #94a3b8;
  font-size: 0.6875rem;
  padding: 0 0.375rem;
}
.designer-block-content {
  padding: 0.5rem;
}
/* --- Floating Toolbar --- */
.designer-toolbar-float {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.375rem 0.75rem;
  background: var(--designer-toolbar-bg);
  color: var(--designer-toolbar-color);
  border-radius: 12px;
  box-shadow: var(--designer-shadow-lg);
  z-index: var(--designer-z-toolbar);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--designer-transition), transform var(--designer-transition);
}
.designer-toolbar-visible {
  opacity: 1;
  pointer-events: all;
}
.designer-toolbar-float:hover {
  opacity: 1 !important;
}
.designer-toolbar-group {
  display: flex;
  align-items: center;
  gap: 2px;
}
.designer-toolbar-separator {
  width: 1px;
  height: 1.5rem;
  background: rgba(255, 255, 255, 0.2);
  margin: 0 0.25rem;
}
.designer-toolbar-btn {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.5rem;
  border: none;
  background: transparent;
  color: var(--designer-toolbar-color);
  cursor: pointer;
  border-radius: 6px;
  font-size: 0.8125rem;
  transition: background var(--designer-transition);
}
.designer-toolbar-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}
.designer-toolbar-btn:active {
  background: rgba(255, 255, 255, 0.25);
}
.designer-toolbar-label {
  font-size: 0.75rem;
}
.designer-toolbar-color {
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  cursor: pointer;
}
.designer-toolbar-select {
  padding: 0.25rem 0.375rem;
  background: rgba(255, 255, 255, 0.1);
  color: var(--designer-toolbar-color);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  font-size: 0.75rem;
}
/* --- Property Sidebar Panels --- */
.designer-panel {
  border: 1px solid var(--designer-sidebar-border);
  border-radius: var(--designer-radius);
  margin-bottom: 0.5rem;
  overflow: hidden;
}
.designer-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.75rem;
  background: #f1f5f9;
  cursor: pointer;
  user-select: none;
}
.designer-panel-title {
  font-size: 0.8125rem;
  font-weight: 600;
}
.designer-panel-toggle {
  font-size: 0.75rem;
  transition: transform var(--designer-transition);
}
.designer-panel-open .designer-panel-toggle {
  transform: rotate(180deg);
}
.designer-panel-body {
  display: none;
  padding: 0.75rem;
}
.designer-panel-open .designer-panel-body {
  display: block;
}
.designer-prop-row {
  margin-bottom: 0.625rem;
}
.designer-prop-row > label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: #475569;
  margin-bottom: 0.25rem;
}
.designer-prop-badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  background: var(--designer-accent);
  color: #fff;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 500;
}
.designer-prop-code {
  font-family: monospace;
  font-size: 0.75rem;
  color: #64748b;
}
/* Property inputs */
.designer-input,
.designer-textarea,
.designer-select {
  width: 100%;
  padding: 0.375rem 0.5rem;
  border: 1px solid var(--designer-sidebar-border);
  border-radius: 4px;
  font-size: 0.8125rem;
  font-family: inherit;
  outline: none;
  box-sizing: border-box;
}
.designer-input:focus,
.designer-textarea:focus,
.designer-select:focus {
  border-color: var(--designer-accent);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}
.designer-textarea {
  resize: vertical;
  min-height: 3rem;
}
.designer-textarea.designer-code {
  font-family: 'Fira Code', 'Courier New', monospace;
  font-size: 0.75rem;
}
.designer-input-sm {
  width: 100%;
  padding: 0.25rem 0.375rem;
  border: 1px solid var(--designer-sidebar-border);
  border-radius: 4px;
  font-size: 0.75rem;
  text-align: center;
}
.designer-input-color {
  width: 2rem;
  height: 2rem;
  padding: 2px;
  border: 1px solid var(--designer-sidebar-border);
  border-radius: 4px;
  cursor: pointer;
}
.designer-input-group {
  display: flex;
  gap: 0.25rem;
}
.designer-input-group .designer-input {
  flex: 1;
}
.designer-image-preview {
  display: block;
  width: 100%;
  max-height: 100px;
  object-fit: cover;
  border-radius: 4px;
  margin-top: 0.25rem;
}
/* Switch toggle */
.designer-switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
}
.designer-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.designer-switch-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: #cbd5e1;
  border-radius: 20px;
  transition: background var(--designer-transition);
}
.designer-switch-slider::before {
  content: '';
  position: absolute;
  height: 16px;
  width: 16px;
  left: 2px;
  bottom: 2px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--designer-transition);
}
.designer-switch input:checked + .designer-switch-slider {
  background: var(--designer-accent);
}
.designer-switch input:checked + .designer-switch-slider::before {
  transform: translateX(16px);
}
/* Layout picker */
.designer-layout-picker {
  display: flex;
  gap: 0.375rem;
}
.designer-layout-preset {
  padding: 0.375rem;
  border: 2px solid var(--designer-sidebar-border);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  transition: border-color var(--designer-transition);
}
.designer-layout-preset:hover {
  border-color: var(--designer-accent);
}
.designer-layout-preset.active {
  border-color: var(--designer-accent);
  background: rgba(37, 99, 235, 0.05);
}
.designer-layout-preview {
  display: flex;
  gap: 2px;
  width: 36px;
  height: 24px;
}
.designer-layout-preview::before,
.designer-layout-preview::after {
  content: '';
  background: #cbd5e1;
  border-radius: 2px;
}
.designer-layout-preview-1::before {
  flex: 1;
}
.designer-layout-preview-2::before {
  flex: 1;
}
.designer-layout-preview-2::after {
  flex: 1;
}
.designer-layout-preview-3::before,
.designer-layout-preview-3::after {
  flex: 1;
}
.designer-column-widths {
  display: flex;
  gap: 0.25rem;
}
.designer-column-widths .designer-input-sm {
  flex: 1;
}
/* Variable mapping display */
.designer-variable-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.designer-variable-badge {
  display: inline-block;
  padding: 0.125rem 0.375rem;
  background: #dbeafe;
  color: var(--designer-accent);
  border-radius: 4px;
  font-size: 0.6875rem;
  font-family: monospace;
  font-weight: 600;
}
.designer-variable-arrow {
  color: #94a3b8;
}
.designer-variable-field {
  font-size: 0.75rem;
  color: #475569;
}
.designer-variable-tooltip {
  position: absolute;
  top: -28px;
  left: 0;
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.5rem;
  background: var(--designer-toolbar-bg);
  color: #fff;
  border-radius: 4px;
  font-size: 0.6875rem;
  white-space: nowrap;
  z-index: 10;
  box-shadow: var(--designer-shadow);
}
.designer-variable-desc {
  color: #94a3b8;
}
/* --- Inline Editing --- */
.designer-editing {
  outline: 2px solid var(--designer-accent) !important;
  outline-offset: 2px;
  border-radius: 2px;
  min-height: 1em;
}
/* --- Empty State --- */
.designer-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  color: #64748b;
}
.designer-empty-state h3 {
  margin: 1rem 0 0.5rem;
  color: #334155;
}
.designer-empty-state p {
  margin: 0 0 1.5rem;
  font-size: 0.875rem;
}
/* --- Layout Visual Preview (Sidebar) --- */
.designer-layout-card {
  padding: 1rem 0.5rem;
}
.designer-layout-visual {
  margin-bottom: 0.5rem;
}
.designer-layout-cols {
  display: flex;
  gap: 3px;
  height: 28px;
}
.designer-layout-col {
  background: #cbd5e1;
  border-radius: 2px;
  min-width: 10%;
}
/* --- Saved Templates --- */
.designer-saved-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.designer-saved-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--designer-sidebar-border);
  border-radius: var(--designer-radius);
  background: #fff;
}
.designer-saved-info h4 {
  font-size: 0.8125rem;
  margin: 0;
}
.designer-saved-info small {
  color: #64748b;
  font-size: 0.6875rem;
}
.designer-saved-actions {
  display: flex;
  gap: 0.25rem;
}
/* --- Widget Placeholder --- */
.designer-widget-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  border: 2px dashed #cbd5e1;
  border-radius: var(--designer-radius);
  color: #94a3b8;
  text-align: center;
}
.designer-widget-placeholder span {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}
/* --- Buttons --- */
.designer-btn-sm {
  padding: 0.25rem 0.375rem;
  border: none;
  background: rgba(255, 255, 255, 0.2);
  color: inherit;
  cursor: pointer;
  border-radius: 4px;
  font-size: 0.75rem;
  transition: background var(--designer-transition);
}
.designer-btn-sm:hover {
  background: rgba(255, 255, 255, 0.35);
}
.designer-btn-sm:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.designer-btn-icon {
  padding: 0.25rem;
  border: none;
  background: transparent;
  color: #64748b;
  cursor: pointer;
  border-radius: 4px;
  font-size: 0.875rem;
  transition: all var(--designer-transition);
}
.designer-btn-icon:hover {
  background: #e2e8f0;
  color: #334155;
}
.designer-btn-danger {
  color: var(--designer-danger) !important;
}
.designer-btn-danger:hover {
  background: rgba(239, 68, 68, 0.1);
}
.btn-block {
  display: block;
  width: 100%;
}
/* --- Responsive --- */
@media (max-width: 1024px) {
  .designer-root {
    grid-template-columns: 0 1fr 0;
  }
  .designer-sidebar {
    position: fixed;
    top: 0;
    height: 100vh;
    width: var(--designer-sidebar-width);
    transform: translateX(-100%);
  }
  .designer-sidebar-left {
    left: 0;
  }
  .designer-sidebar-right {
    right: 0;
    transform: translateX(100%);
  }
  .designer-sidebar-open {
    transform: translateX(0);
  }
}