/* Reset and Variables */
/* ─── Light Mode (default) ─────────────────────────────────────── */
:root {
  --bg-dark: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.82);
  --border-color: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(99, 102, 241, 0.5);
  --text-main: #1e293b;
  --text-muted: #64748b;
  --accent: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.08);
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  --accent-active: #4f46e5;
  --danger: #ef4444;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --panel-width: 340px;

  --canvas-bg: radial-gradient(circle at center, #e2e8f0 0%, #f1f5f9 100%);
  --overlay-bg: #f8fafc;
  --header-bg: rgba(248, 250, 252, 0.82);
  --input-track-bg: rgba(0, 0, 0, 0.1);
  --modal-bg: rgba(248, 250, 252, 0.88);
  --dropzone-bg: rgba(0, 0, 0, 0.03);
  --studio-btn-bg: rgba(0, 0, 0, 0.04);
  --catalog-company-bg: rgba(0, 0, 0, 0.03);
  --catalog-header-bg: rgba(0, 0, 0, 0.02);
  --section-bg: rgba(0, 0, 0, 0.02);
  --status-bg: rgba(0, 0, 0, 0.04);
  --card-thumb-bg: #e2e8f0;
  --toggle-group-bg: rgba(0, 0, 0, 0.04);
  --btn-secondary-bg: rgba(0, 0, 0, 0.04);
  --btn-secondary-hover-bg: rgba(0, 0, 0, 0.08);
  --color-picker-bg: rgba(0, 0, 0, 0.04);
  --slider-badge-bg: rgba(99, 102, 241, 0.1);
  --file-details-bg: rgba(99, 102, 241, 0.06);
}

/* ─── Dark Mode ────────────────────────────────────────────────── */
[data-theme="dark"] {
  --bg-dark: #07090c;
  --bg-card: rgba(18, 22, 33, 0.65);
  --border-color: rgba(255, 255, 255, 0.07);
  --border-focus: rgba(99, 102, 241, 0.4);
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --accent: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  --accent-active: #818cf8;
  --danger: #ef4444;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);

  --canvas-bg: radial-gradient(circle at center, #11141d 0%, #06070a 100%);
  --overlay-bg: #07090c;
  --header-bg: rgba(7, 9, 12, 0.8);
  --input-track-bg: rgba(255, 255, 255, 0.1);
  --modal-bg: rgba(7, 9, 12, 0.88);
  --dropzone-bg: rgba(0, 0, 0, 0.15);
  --studio-btn-bg: rgba(0, 0, 0, 0.2);
  --catalog-company-bg: rgba(0, 0, 0, 0.15);
  --catalog-header-bg: rgba(255, 255, 255, 0.02);
  --section-bg: rgba(255, 255, 255, 0.02);
  --status-bg: rgba(0, 0, 0, 0.25);
  --card-thumb-bg: rgba(0, 0, 0, 0.2);
  --toggle-group-bg: rgba(0, 0, 0, 0.25);
  --btn-secondary-bg: rgba(255, 255, 255, 0.05);
  --btn-secondary-hover-bg: rgba(255, 255, 255, 0.1);
  --color-picker-bg: rgba(0, 0, 0, 0.2);
  --slider-badge-bg: rgba(99, 102, 241, 0.1);
  --file-details-bg: rgba(99, 102, 241, 0.08);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow: hidden;
  height: 100vh;
  width: 100vw;
  position: relative;
}

/* Background Glow Effects */
.bg-glow {
  position: absolute;
  width: 40vw;
  height: 40vw;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.15;
}

.bg-glow-1 {
  background: #6366f1;
  top: -10%;
  left: 20%;
}

.bg-glow-2 {
  background: #ec4899; /* Pink */
  bottom: -10%;
  right: 10%;
}

/* App Container Layout */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  position: relative;
  z-index: 1;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-main);
}

.logo svg {
  color: var(--accent);
  filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.6));
}

.logo h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.logo h1 span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 0.9rem;
  padding-left: 2px;
}

.subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Main Workspace */
.workspace {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* Side Panels */
.panel {
  width: var(--panel-width);
  height: 100%;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  z-index: 10;
  box-shadow: var(--shadow-lg);
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

.panel::-webkit-scrollbar {
  width: 4px;
}

.panel::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.panel-left {
  border-left: none;
}

.panel-right {
  border-right: none;
}

/* Panel Sections */
.panel-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--section-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
}

.panel-section h2 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
  margin-bottom: 4px;
}

.section-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Toggle Switch Group */
.toggle-group {
  display: flex;
  background: var(--toggle-group-bg);
  padding: 3px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.toggle-group input[type="radio"] {
  display: none;
}

.toggle-group label {
  flex: 1;
  text-align: center;
  padding: 8px 6px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.toggle-group input[type="radio"]:checked + label {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

/* Tabs */
.dropzone-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 4px;
}

.tab-btn {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 8px 0;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-content {
  display: block;
}

/* Dropzones */
.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 2px dashed var(--border-color);
  border-radius: 10px;
  padding: 24px 12px;
  cursor: pointer;
  text-align: center;
  transition: all 0.25s ease;
  background: var(--dropzone-bg);
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.05);
}

.dropzone svg {
  color: var(--text-muted);
  width: 28px;
  height: 28px;
  transition: all 0.25s ease;
}

.dropzone:hover svg, .dropzone.dragover svg {
  color: var(--accent);
  transform: translateY(-2px);
  filter: drop-shadow(0 0 6px rgba(99, 102, 241, 0.4));
}

.dropzone p {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-main);
}

.dropzone span {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* File Details */
.file-details {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--file-details-bg);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 8px;
  padding: 8px 12px;
  margin-top: 8px;
  animation: fadeIn 0.3s ease;
}

.file-type-badge {
  background: var(--accent-gradient);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.file-name {
  font-size: 0.75rem;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  margin: 0 10px;
  font-weight: 500;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--danger);
}

/* Sliders */
.slider-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-main);
}

.slider-header label {
  color: var(--text-main);
}

.slider-badge {
  color: var(--accent);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--slider-badge-bg);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: var(--input-track-bg);
  outline: none;
  transition: background 0.3s;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-main);
  cursor: pointer;
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.5);
  border: 2px solid var(--accent);
  transition: transform 0.1s, background 0.2s;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  background: var(--accent-active);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
}

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

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

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #818cf8 0%, #6366f1 100%);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.drag-hint {
  color: var(--accent-active);
  font-weight: 500;
  font-size: 0.72rem;
  margin-top: 2px;
}

.btn-full {
  width: 100%;
}

.btn-link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  text-decoration: underline;
  padding: 4px 0;
  align-self: flex-start;
  transition: color 0.2s ease;
}

.btn-link:hover {
  color: var(--accent);
}

.helper-controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Color Picker Row */
.control-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.control-row label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-main);
}

.color-picker-container {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-picker-bg);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: 6px;
}

.color-picker-container input[type="color"] {
  -webkit-appearance: none;
  border: none;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  cursor: pointer;
  background: none;
}

.color-picker-container input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker-container input[type="color"]::-webkit-color-swatch {
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

.color-hex {
  font-size: 0.7rem;
  font-family: monospace;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

/* Switch / Toggle Switch Row */
.switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-main);
}

.toggle-switch {
  -webkit-appearance: none;
  appearance: none;
  width: 34px;
  height: 18px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 9px;
  position: relative;
  outline: none;
  cursor: pointer;
  transition: background 0.25s ease;
}

.toggle-switch:checked {
  background: var(--accent);
}

.toggle-switch::before {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  top: 2px;
  left: 2px;
  transition: transform 0.2s ease;
}

.toggle-switch:checked::before {
  transform: translateX(16px);
}

/* Studio Environment Grid */
.studio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 4px;
}

.studio-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 6px;
  background: var(--studio-btn-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

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

.studio-btn.active {
  background: rgba(99, 102, 241, 0.08);
  border-color: var(--accent);
  color: var(--text-main);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.1);
}

.studio-icon {
  font-size: 1.2rem;
}

.studio-btn span:not(.studio-icon) {
  font-size: 0.7rem;
  font-weight: 500;
}

/* Center Canvas Container */
.canvas-container {
  flex: 1;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--canvas-bg);
}

#renderCanvas {
  width: 100%;
  height: 100%;
  display: block;
  outline: none;
}

.canvas-instructions {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(7, 9, 12, 0.6);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  padding: 6px 16px;
  border-radius: 20px;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
}

.canvas-instructions p {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Utilities */
.divider {
  height: 1px;
  background: var(--border-color);
  margin: 6px 0;
}

.hidden {
  display: none !important;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--overlay-bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-overlay.fade-out {
  opacity: 0;
  visibility: hidden;
}

.spinner-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 280px;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 3px solid rgba(255, 255, 255, 0.05);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s cubic-bezier(0.55, 0.055, 0.675, 0.19) infinite;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
}

.loading-text {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-main);
  letter-spacing: 0.025em;
  text-align: center;
}

.progress-bar-container {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--accent-gradient);
  transition: width 0.15s ease-out;
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.5);
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Overrides (For Smaller Windows) */
@media (max-width: 1024px) {
  body {
    overflow-y: auto;
    height: auto;
  }
  .app-container {
    height: auto;
    min-height: 100vh;
  }
  .workspace {
    flex-direction: column;
    height: auto;
    overflow: visible;
  }
  .panel {
    width: 100%;
    height: auto;
    border: none;
    border-bottom: 1px solid var(--border-color);
  }
  .canvas-container {
    height: 60vh;
    min-height: 450px;
    order: -1;
  }
}

/* Artist Credits Link Style */
.text-attribution a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.text-attribution a:hover {
  color: var(--accent-active);
  text-decoration: underline;
}

/* Sidebar head controls */
.head-status-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--status-bg);
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 4px;
}

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

.status-value {
  color: var(--accent-active);
  font-weight: 700;
}

.head-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Welcome Modal Styles */
.welcome-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--modal-bg);
  backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.welcome-modal.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 40px;
  width: 960px;
  max-width: 95%;
  box-shadow: var(--shadow-lg), 0 0 40px rgba(99, 102, 241, 0.15);
  animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.modal-header svg {
  color: var(--accent);
  filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.5));
}

.modal-header h2 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.modal-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 30px;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

.head-select-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 30px;
}

.head-card {
  background: var(--section-bg);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 24px 16px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.head-card:hover {
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.05);
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.12);
}

.head-card-preview {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 8px;
  background: var(--card-thumb-bg);
  border: 1px solid var(--border-color);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  margin-bottom: 4px;
}

.head-card:hover .head-card-preview {
  transform: scale(1.05);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.2);
}

.head-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
}

.head-card p {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
  flex: 1;
}

.head-card-author {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent-active);
  background: rgba(99, 102, 241, 0.12);
  padding: 2px 8px;
  border-radius: 10px;
}

.modal-footer {
  font-size: 0.7rem;
  color: var(--text-muted);
  line-height: 1.5;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

/* Catalog Styles */
.catalog-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.catalog-company {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--catalog-company-bg);
  overflow: hidden;
}

.catalog-company-header {
  width: 100%;
  background: var(--catalog-header-bg);
  border: none;
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.catalog-company-header:hover {
  background: var(--btn-secondary-hover-bg);
}

.catalog-company-header .toggle-icon {
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: transform 0.3s ease;
}

.catalog-company-header.collapsed .toggle-icon {
  transform: rotate(-90deg);
}

.catalog-items {
  max-height: 500px;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  display: flex;
  flex-direction: column;
  padding: 8px;
  gap: 6px;
}

.catalog-items.collapsed {
  max-height: 0;
  padding: 0 8px;
  pointer-events: none;
  opacity: 0;
}

.catalog-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--section-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.catalog-item:hover {
  background: rgba(99, 102, 241, 0.06);
  border-color: rgba(99, 102, 241, 0.25);
  transform: translateX(3px);
}

.catalog-item.active {
  background: rgba(99, 102, 241, 0.12);
  border-color: var(--accent);
}

.catalog-item-thumb {
  width: 42px;
  height: 42px;
  border-radius: 4px;
  object-fit: cover;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.catalog-item-thumb-svg {
  width: 42px;
  height: 42px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  padding: 8px;
  transition: all 0.2s ease;
}

.catalog-item:hover .catalog-item-thumb-svg {
  color: var(--accent);
  border-color: rgba(99, 102, 241, 0.25);
  background: rgba(99, 102, 241, 0.05);
}

.catalog-item-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.catalog-item-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-main);
}

.catalog-item-meta {
  font-size: 0.65rem;
  color: var(--text-muted);
}

/* Disabled state for material override controls */
.disabled-control {
  opacity: 0.35;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

/* ─── Theme Toggle ─────────────────────────────────────────────── */
.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.theme-toggle:hover {
  background: var(--btn-secondary-hover-bg);
  border-color: var(--accent);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

/* Show sun icon (light mode) by default, hide moon */
.theme-icon-light { display: block; }
.theme-icon-dark  { display: none; }

/* In dark mode: show moon, hide sun */
[data-theme="dark"] .theme-icon-light { display: none; }
[data-theme="dark"] .theme-icon-dark  { display: block; }