/* Base Colors & Design Tokens (Investor Compass Clean SaaS Light Theme) */
:root {
  --bg-primary: #f8fafc;         /* Slate 50 Workspace Background */
  --bg-secondary: #ffffff;       /* Crisp White Headers & Sidebars */
  --bg-tertiary: #f1f5f9;        /* Slate 100 Cards & Control Backgrounds */
  --border-color: #e2e8f0;       /* Slate 200 Borders */
  --border-hover: #cbd5e1;       /* Slate 300 Hover Borders */
  
  --text-primary: #0f172a;       /* Slate 900 Heading & Body Text */
  --text-secondary: #334155;     /* Slate 700 Label Text */
  --text-muted: #64748b;         /* Slate 500 Subtitle Text */
  
  --accent: #3b82f6;            /* Blueprint Blue Brand Accent */
  --accent-hover: #2563eb;      /* Darker Blue */
  --accent-dim: rgba(59, 130, 246, 0.1);
  
  --positive: #10b981;
  --negative: #ef4444;
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Fira Code', 'JetBrains Mono', monospace;
  
  --header-height: 56px;
  --sidebar-width: 290px;
}

/* Global Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Header & Toolbar */
.app-header {
  height: var(--header-height);
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 10;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--text-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 12px;
}

.app-header h1 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.badge {
  font-size: 11px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--accent);
  padding: 3px 8px;
  border-radius: 6px;
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.control-group select {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: 6px;
  outline: none;
  cursor: pointer;
  font-weight: 500;
  font-size: 13px;
  transition: all 0.2s ease;
}
.control-group select:hover:not(:disabled) {
  border-color: var(--border-hover);
}
.control-group select:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

/* Buttons - Matching Landing Page Aesthetics */
.btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 7px 13px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.btn:hover:not(:disabled) {
  background-color: var(--bg-tertiary);
  border-color: var(--border-hover);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn.active {
  background-color: #eff6ff;
  border-color: #bfdbfe;
  color: var(--accent);
}

.btn-secondary {
  background-color: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.btn-primary {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #ffffff;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
}

.btn-delete-toolbar {
  background-color: #fef2f2;
  border-color: #fecaca;
  color: #dc2626;
}

.btn-delete-toolbar:hover:not(:disabled) {
  background-color: #fee2e2;
  border-color: #fca5a5;
  color: #b91c1c;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* 3-Panel Main Layout */
.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  height: calc(100vh - var(--header-height));
}

/* Sidebar Panels */
.sidebar-left, .sidebar-right {
  width: var(--sidebar-width);
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
}

.sidebar-right {
  border-right: none;
  border-left: 1px solid var(--border-color);
}

.panel-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

.panel-header h2 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Left Sidebar - Palette Group Placeholders */
.palette-container {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.placeholder-palette-group h3 {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}

.dummy-chip {
  background-color: var(--bg-tertiary);
  border: 1px dashed var(--border-color);
  color: var(--text-secondary);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 12px;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  user-select: none;
  opacity: 0.6;
}

/* Right Sidebar - Properties Message Placeholder */
.properties-container {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  box-sizing: border-box;
}

.no-selection-message {
  text-align: center;
  color: var(--text-muted);
  margin: auto;
}

.no-selection-message p {
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.no-selection-message span {
  font-size: 12px;
  line-height: 1.5;
  display: inline-block;
}

/* Pages Panel Styling */
.pages-container {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
}

.pages-manager-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pages-list-section h3, .add-page-section h3 {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  font-weight: 600;
}

.pages-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-item {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.page-item:hover {
  border-color: var(--text-muted);
}

.page-item.active {
  border-color: var(--accent);
  background-color: var(--accent-dim);
}

.page-item-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.page-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.page-meta {
  font-size: 11px;
  color: var(--text-secondary);
}

.page-item-actions {
  display: flex;
  gap: 4px;
}

.page-action-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 11px;
  padding: 4px 6px;
  cursor: pointer;
  border-radius: 4px;
}

.page-action-btn:hover:not(:disabled) {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.page-action-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.add-page-form {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 12px;
  border-radius: 6px;
}

.add-page-form .prop-input-group {
  margin-bottom: 12px;
}

.add-page-form .prop-input {
  width: 100%;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 13px;
  outline: none;
}

.add-page-form .prop-input:focus {
  border-color: var(--accent);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* Sub-tabs Bar for Portfolio Templates */
.subtemplates-bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 8px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
  z-index: 10;
}

.subtabs-container {
  display: flex;
  gap: 8px;
}

.subtab-btn {
  background-color: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  outline: none;
}

.subtab-btn:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.subtab-btn.active {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--accent);
}

.screensaver-status-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

.btn-small {
  padding: 4px 8px;
  font-size: 11px;
  border-radius: 4px;
}

/* Horizontal Pages Slider */
.pages-slider-wrapper {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  flex-shrink: 0;
}

.pages-slider {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  flex: 1;
  padding-bottom: 4px; /* offset scrollbar slightly */
}

/* Hide scrollbar for pages-slider but keep scrollable */
.pages-slider::-webkit-scrollbar {
  height: 4px;
}
.pages-slider::-webkit-scrollbar-track {
  background: transparent;
}
.pages-slider::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 2px;
}

.page-slider-card {
  min-width: 130px;
  max-width: 200px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  position: relative;
  user-select: none;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.page-slider-card:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-tertiary);
}

.page-slider-card.active {
  border: 2px solid var(--accent) !important;
  background-color: #eff6ff;
  box-shadow: 0 2px 6px rgba(59, 130, 246, 0.15);
}

.page-slider-card.dragging {
  opacity: 0.5;
  border-style: dashed;
}

.card-type-tag {
  font-size: 9px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-ticker {
  font-size: 10px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  margin-top: 1px;
}

.card-delete-btn {
  position: absolute;
  top: 4px;
  right: 6px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.page-slider-card:hover .card-delete-btn {
  opacity: 1;
}

.card-delete-btn:hover {
  color: var(--negative) !important;
}

.slider-add-btn {
  flex-shrink: 0;
  white-space: nowrap;
  height: 36px;
}

/* Add Page Modal & Notices */
.add-page-modal-content {
  max-width: 480px;
}

.add-page-form-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.add-page-notice {
  background-color: rgba(0, 229, 255, 0.04);
  border-left: 3px solid var(--accent);
  padding: 10px 14px;
  border-radius: 0 6px 6px 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-secondary);
}

.add-page-notice strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 4px;
}

/* Muted disabled state for matrix-restricted palette chips */
.widget-palette-chip.disabled {
  border-style: dashed;
  cursor: not-allowed;
  background-color: transparent !important;
}
.widget-palette-chip.disabled:hover {
  border-color: var(--border-color) !important;
}
.widget-palette-chip.disabled .chip-name {
  color: var(--text-muted);
}
.widget-palette-chip.disabled .chip-type {
  color: var(--text-muted) !important;
}