/* ==========================================================================
   DESIGN SYSTEM - MODERN APP WORKSPACE THEME
   ========================================================================== */
html {
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Color Palette (Zinc & Terracotta Mockup Theme) */
  --color-bg: #f4f4f5;            /* Zinc-100 */
  --color-card: #FFFFFF;          /* Pure white card backgrounds */
  --color-text: #27272a;          /* Zinc-800 */
  --color-text-muted: #71717a;    /* Zinc-500 */
  --color-primary: #cb997e;       /* Terracotta */
  --color-primary-hover: #b5856b; /* Darker terracotta */
  --color-primary-light: #fcf8f6; /* Soft terracotta tint */
  --color-secondary: #7FA695;     /* Sage green (kept for specific accents) */
  --color-secondary-hover: #6C9281;
  --color-border: #e4e4e7;        /* Zinc-200 */
  --color-border-light: #f4f4f5;  /* Zinc-100 */
  --color-input-bg: #fafafa;      /* Zinc-50 */
  --color-disabled-text: #a1a1aa; /* Zinc-400 */
  
  /* Layout Constants */
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}



/* ==========================================================================
   BASE STYLES & LAYOUT
   ========================================================================== */
body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  -webkit-font-smoothing: antialiased;
}

.app-container {
  width: 100%;
  max-width: 1280px;
  padding: 40px 24px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* Header Styling */
.app-header {
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 24px;
}

.lang-selector-container {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-select {
  width: auto;
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-input-bg);
  color: var(--color-text);
  cursor: pointer;
  outline: none;
  transition: var(--transition);
  -webkit-appearance: revert;
  appearance: revert;
}

.lang-select:hover {
  border-color: var(--color-secondary);
}


.header-logo {
  font-size: 3.5rem;
  line-height: 1;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.05));
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(3deg); }
}

.header-text h1 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  margin: 0 0 6px 0;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.header-text .subtitle {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-text-muted);
  margin: 0;
}

/* Main Split Content Grid */
.main-content {
  display: flex;
  flex-direction: row;
  gap: 32px;
  align-items: flex-start;
}

/* ==========================================================================
   LEFT COLUMN: STEP-BY-STEP SIDEBAR PANEL
   ========================================================================== */
.sidebar-panel {
  width: 380px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex-shrink: 0;
}

/* Step Card Styles */
.step-card {
  background-color: var(--color-card);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  box-sizing: border-box;
  transition: var(--transition);
  position: relative;
}

.step-card:not(.disabled):hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}

/* Disabled Step Card Overlay */
.step-card.disabled {
  opacity: 0.5;
  pointer-events: none;
  background-color: rgba(255, 255, 255, 0.5);
  border-style: dashed;
}

.step-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 12px;
  user-select: none;
  cursor: pointer;
}

.step-chevron {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), color 0.2s ease, background-color 0.2s ease;
  display: inline-block;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--border-radius-sm);
}

.step-card:not(.disabled) .step-chevron:hover {
  color: var(--color-secondary-hover);
  background-color: var(--color-input-bg);
}

.step-card.collapsed {
  padding-bottom: 12px;
}

.step-card.collapsed .step-header {
  margin-bottom: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.step-card.collapsed .step-body {
  display: none;
}

.step-card.collapsed .step-chevron {
  transform: rotate(-90deg);
}

.legend-card.collapsed {
  padding-bottom: 12px;
}

.legend-card.collapsed .legend-header {
  margin-bottom: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.legend-card.collapsed .legend-body-wrapper,
.legend-card.collapsed .instructions-body-wrapper {
  display: none;
}

.legend-card.collapsed .step-chevron {
  transform: rotate(-90deg);
}

.step-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
}

.step-card.disabled .step-badge {
  background-color: var(--color-input-bg);
  color: var(--color-disabled-text);
}

.step-header h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-text);
}

.step-card.disabled .step-header h3 {
  color: var(--color-disabled-text);
}

.step-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Uploader Dropzone */
.upload-dropzone {
  border: 2px dashed var(--color-secondary);
  background-color: var(--color-input-bg);
  border-radius: var(--border-radius-sm);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  background-color: #EEFAF4;
  border-color: var(--color-secondary-hover);
}

#image-upload {
  display: none;
}

.dropzone-icon {
  font-size: 2.2rem;
  margin-bottom: 10px;
  display: inline-block;
  transition: var(--transition);
}

.upload-dropzone:hover .dropzone-icon {
  transform: scale(1.15);
}

.dropzone-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dropzone-text .primary-text {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
}

.dropzone-text .secondary-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.dropzone-text .file-limits {
  font-size: 0.75rem;
  color: var(--color-disabled-text);
  margin-top: 2px;
}

/* Upload Status Box (Thumbnail Preview) */
.upload-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 10px 12px;
  gap: 12px;
}

.status-details {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
  flex: 1;
}

.status-thumbnail-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  background-color: var(--color-border-light);
  border: 1px solid var(--color-border);
  flex-shrink: 0;
}

.status-thumbnail-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.status-meta {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  text-align: left;
}

.status-filename {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.status-filesize {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.btn-remove-file {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1rem;
  cursor: pointer;
  padding: 6px;
  line-height: 1;
  transition: var(--transition);
  border-radius: 50%;
}

.btn-remove-file:hover {
  background-color: var(--color-border);
  color: var(--color-primary);
}

/* Generic Control Groups */
.control-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.control-group label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
  display: inline-block;
}

.control-help {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.3;
}

/* Filter Mode Specific Settings Wrapper */
.mode-settings-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 16px;
  background-color: var(--color-input-bg);
}

/* Range Slider and Number Input Synchronization */
.label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.label-row label {
  font-weight: 600;
  font-size: 0.9rem;
}

.label-row input[type="number"] {
  width: 65px;
  padding: 6px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-input-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  text-align: center;
  box-sizing: border-box;
}

.label-row input[type="number"]:focus {
  border-color: var(--color-primary);
  outline: none;
  background-color: #FFF;
}

.slider-wrapper {
  margin: 8px 0;
}

/* Custom styled range slider */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.25);
  background: var(--color-primary-hover);
}

/* Custom Select Dropdowns */
.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: '▼';
  font-size: 0.65rem;
  color: var(--color-text-muted);
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

select {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  padding: 10px 32px 10px 12px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
  box-sizing: border-box;
}

select:focus {
  outline: none;
  border-color: var(--color-secondary);
  background-color: #FFF;
  box-shadow: 0 0 0 3px rgba(127, 166, 149, 0.15);
}

select optgroup {
  font-weight: 700;
  font-size: 0.85rem;
  font-family: var(--font-body);
  background-color: #FFFFFF;
  color: var(--color-text-muted);
  padding: 4px;
}

select option {
  font-weight: 500;
  font-size: 0.9rem;
  font-family: var(--font-body);
  background-color: #FFFFFF;
  color: var(--color-text);
  padding: 4px 8px;
}

/* Posterize Color Level Box */
#levels-container input[type="number"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-input-bg);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  box-sizing: border-box;
}

#levels-container input[type="number"]:focus {
  outline: none;
  border-color: var(--color-secondary);
  background-color: #FFF;
}

/* Custom Color Palette Pickers */
.palette-row {
  display: flex;
  gap: 12px;
}

.color-picker-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.color-picker-box .picker-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.picker-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 6px 10px;
}

.picker-inner input[type="color"] {
  -webkit-appearance: none;
  border: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  background: none;
  padding: 0;
}

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

.picker-inner input[type="color"]::-webkit-color-swatch {
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 50%;
}

.color-hex-label {
  font-family: monospace;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
}

/* Action Button Styles */
.action-buttons-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon {
  font-size: 1.1rem;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(211, 116, 103, 0.2);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(211, 116, 103, 0.3);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.btn-secondary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-outline-sage {
  background-color: #FFFFFF;
  color: var(--color-secondary-hover);
  border: 1.5px solid var(--color-secondary);
}

.btn-outline-sage:hover:not(:disabled) {
  background-color: rgba(127, 166, 149, 0.08);
  transform: translateY(-1px);
}

.btn-outline-sage:active:not(:disabled) {
  transform: translateY(0);
}

.btn-tertiary {
  background: none;
  color: var(--color-text-muted);
  font-weight: 500;
  padding: 6px;
  font-size: 0.85rem;
  border-radius: 0;
  width: fit-content;
  margin: 4px auto 0 auto;
}

.btn-tertiary:hover {
  color: var(--color-text);
  text-decoration: underline;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ==========================================================================
   RIGHT COLUMN: WORKSPACE & PREVIEW AREA
   ========================================================================== */
.workspace-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 32px;
  min-width: 0; /* Ensures the flex container doesn't overflow */
}

/* Preview Card Container */
.preview-card {
  background-color: var(--color-card);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  box-sizing: border-box;
}

.preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 16px;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.preview-title h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 4px 0;
}

.chart-info-tag {
  display: inline-block;
  padding: 4px 10px;
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

/* Preview Toolbar Layout */
.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Compact inline styling for action buttons inside preview toolbar */
.preview-toolbar .btn {
  width: auto;
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  margin-top: 0;
  margin-bottom: 0;
  margin-left: 0;
  margin-right: 0;
}

/* Custom Grid Toggle Switch */
.grid-checkbox-switch {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.grid-checkbox-switch input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
  background-color: var(--color-border);
  border-radius: 11px;
  transition: var(--transition);
}

.switch-slider::before {
  content: "";
  position: absolute;
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: #FFFFFF;
  border-radius: 50%;
  transition: var(--transition);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.grid-checkbox-switch input:checked + .switch-slider {
  background-color: var(--color-secondary);
}

.grid-checkbox-switch input:checked + .switch-slider::before {
  transform: translateX(18px);
}

.switch-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

/* Canvas Viewport Frame */
.canvas-viewport {
  position: relative; /* For absolutely positioned children like loading-overlay */
  background-color: #FDFDFD;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
  overflow: auto;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.02);
}

/* Loading Overlay */
.loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(247, 244, 238, 0.75); /* Soft overlay color matching theme */
  backdrop-filter: blur(4px);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border-radius: var(--border-radius-md);
  transition: var(--transition);
}

.loading-overlay p {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

/* Spinner Animation */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* canvas sizing inside wrapper */
#canvas-container canvas {
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-sm);
  display: block;
  max-width: 100%;
  height: auto !important; /* Force p5 canvas to scale responsively */
}

/* ==========================================================================
   VIEWPORT UPLOAD PROMPT (Primary Upload Zone)
   ========================================================================== */
.viewport-upload-prompt {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  cursor: pointer;
  z-index: 5;
  border-radius: var(--border-radius-md);
  border: 2.5px dashed var(--color-secondary);
  background-color: rgba(253, 253, 253, 0.92);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.viewport-upload-prompt:hover {
  background-color: #EEFAF4;
  border-color: var(--color-secondary-hover);
}

.viewport-upload-prompt.dragover {
  background-color: #E2F5EB;
  border-color: var(--color-secondary-hover);
  border-style: solid;
}

.viewport-upload-prompt.hidden {
  display: none;
}

.viewport-upload-icon {
  font-size: 3.5rem;
  line-height: 1;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.06));
  transition: transform 0.3s ease;
}

.viewport-upload-prompt:hover .viewport-upload-icon {
  transform: scale(1.12);
}

.viewport-upload-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.viewport-upload-primary {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
}

.viewport-upload-secondary {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.viewport-upload-limits {
  font-size: 0.8rem;
  color: var(--color-disabled-text);
  margin-top: 4px;
}

/* Drag-over state on the entire canvas viewport (when prompt is hidden and image is loaded) */
.canvas-viewport.dragover {
  outline: 3px dashed var(--color-secondary);
  outline-offset: -3px;
  background-color: rgba(238, 250, 244, 0.5);
}



/* ==========================================================================
   YARN COLOR LEGEND
   ========================================================================== */
.legend-card {
  background-color: var(--color-card);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  box-sizing: border-box;
}

.legend-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 16px;
  margin-bottom: 20px;
  cursor: pointer;
  user-select: none;
}

.legend-header h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 4px 0;
}

.legend-description {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.4;
}

/* Yarn Gauge Calculator Config */
.calculator-config {
  display: flex;
  gap: 16px;
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 12px 16px;
  margin-bottom: 20px;
}

.calc-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.calc-field label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.calc-field input {
  padding: 6px 10px;
  font-size: 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background-color: #ffffff;
  color: var(--color-text);
  font-family: inherit;
  box-sizing: border-box;
}

/* Legend Swatches Layout */
.legend-body {
  min-height: 80px;
}

.legend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

/* Legend Swatch Item */
.legend-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 12px 14px;
  box-sizing: border-box;
  transition: var(--transition);
}

.legend-item:hover {
  transform: translateY(-1px);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-sm);
}

.legend-symbol-wrapper {
  margin-left: auto;
}

.legend-symbol-select {
  padding: 4px 6px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
  background-color: #FFFFFF;
  color: var(--color-text);
  font-family: var(--font-body);
  cursor: pointer;
  outline: none;
  transition: var(--transition);
}

.legend-symbol-select:hover {
  border-color: var(--color-secondary);
}

.legend-symbol-select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 2px rgba(127, 166, 149, 0.15);
}

.legend-color-box {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid #FFFFFF;
  box-shadow: 0 0 0 1px var(--color-border), 0 2px 4px rgba(0,0,0,0.05);
  flex-shrink: 0;
}

.legend-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
  overflow: hidden;
}

.legend-hex {
  font-family: monospace;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-text);
}

.legend-count {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.legend-percentage {
  font-size: 0.75rem;
  font-weight: 600;
  background-color: rgba(127, 166, 149, 0.12);
  color: var(--color-secondary-hover);
  padding: 2px 6px;
  border-radius: 4px;
  width: fit-content;
}

/* Empty Legend State */
.empty-legend-message {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  text-align: center;
  color: var(--color-text-muted);
  gap: 12px;
}

.empty-wool-icon {
  font-size: 2.5rem;
  animation: rotate 6s linear infinite;
  display: inline-block;
  opacity: 0.6;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.empty-legend-message p {
  margin: 0;
  font-size: 0.95rem;
}


/* ==========================================================================
   MOBILE UX DRAWERS & NAVIGATION STYLES
   ========================================================================== */
/* Mobile Navigation Top Bar */
.mobile-top-bar {
  display: none;
  align-items: center;
  justify-content: space-between;
  background-color: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 16px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
  margin: -40px -40px 24px -40px; /* Offset the container padding */
}

.mobile-app-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
}

.btn-hamburger {
  background-color: var(--color-input-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  color: var(--color-text);
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

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

/* Sidebar Close Header for Mobile */
.sidebar-mobile-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 12px;
  margin-bottom: 16px;
}

.sidebar-mobile-header h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0;
}

.btn-close-drawer {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
}

.btn-close-drawer:hover {
  color: var(--color-primary);
}

/* Drawer Backdrop Overlay */
.drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(44, 53, 49, 0.4);
  backdrop-filter: blur(2px);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* Export Select in Sidebar Panel */
.select-export-wrapper {
  position: relative;
  display: block;
}

.select-export-wrapper::after {
  content: '▼';
  font-size: 0.65rem;
  color: var(--color-primary);
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.select-export-wrapper.disabled::after {
  color: var(--color-disabled-text);
}

.select-export {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 38px;
  padding: 8px 32px 8px 12px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  background-color: #FFFFFF;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
  outline: none;
  box-sizing: border-box;
}

.select-export:hover:not(:disabled) {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.select-export:focus {
  border-color: var(--color-primary-hover);
}

.select-export:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background-color: var(--color-input-bg);
  border-color: var(--color-border);
  color: var(--color-disabled-text);
}

/* Reset Button Styling inside Sidebar Panel */
#btn-reset {
  background-color: #FFFFFF;
  color: var(--color-text-muted);
  border: 1.5px solid var(--color-border);
  height: 38px;
  box-sizing: border-box;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
}

#btn-reset:hover {
  background-color: var(--color-input-bg);
  border-color: var(--color-text-muted);
  color: var(--color-text);
  text-decoration: none;
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
  .main-content {
    flex-direction: column;
    align-items: stretch;
  }
  .mobile-top-bar {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    margin: -20px -16px 20px -16px; /* Offset the 768px padding */
  }

  .mobile-top-bar .btn-hamburger {
    justify-self: start;
  }

  .mobile-app-title {
    justify-self: center;
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
    white-space: normal;
    word-wrap: break-word;
  }

  .mobile-top-bar .lang-selector-container {
    justify-self: end;
    margin-left: 0;
  }

  .app-container {
    padding: 20px 16px;
  }
  
  .app-header {
    display: none; /* Mobile header handled by top-bar */
  }
  
  .sidebar-mobile-header {
    display: flex;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    background-color: var(--color-card);
    z-index: 5;
    padding-top: 4px;
  }

  .sidebar-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 340px;
    max-width: 88vw;
    height: 100vh;
    height: 100dvh; /* Use dynamic viewport height for mobile browsers */
    z-index: 2000;
    background-color: var(--color-card);
    box-shadow: var(--shadow-lg);
    padding: 20px 16px;
    box-sizing: border-box;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  /* Extra bottom padding so the last card isn't hidden behind system nav */
  .sidebar-panel::after {
    content: '';
    display: block;
    flex-shrink: 0;
    height: 40px;
  }

  .sidebar-panel.active {
    transform: translateX(0);
  }

  /* Allow step card content to be fully visible in the drawer */
  .sidebar-panel .step-card {
    height: auto !important;
    overflow: visible;
    padding: 16px;
    flex-shrink: 0;
  }

  /* Make step headers more compact on mobile */
  .sidebar-panel .step-header {
    margin-bottom: 12px;
    padding-bottom: 10px;
    gap: 10px;
  }

  .sidebar-panel .step-header h3 {
    font-size: 1.05rem;
  }

  /* Ensure step bodies don't clip */
  .sidebar-panel .step-body {
    gap: 14px;
    overflow: visible;
  }

  /* Allow all disabled step-cards to be interacted with inside the mobile drawer */
  .sidebar-panel .step-card.disabled {
    pointer-events: auto;
  }

  /* Make selects and inputs easier to tap on mobile */
  .sidebar-panel select {
    font-size: 0.85rem;
    padding: 10px 32px 10px 10px;
    min-height: 42px;
  }

  .sidebar-panel .label-row input[type="number"] {
    min-width: 55px;
    min-height: 36px;
    font-size: 0.85rem;
  }

  /* Make toggle switches easier to tap */
  .sidebar-panel .grid-checkbox-switch {
    padding: 4px 0;
  }

  /* Better color picker layout in narrow drawer */
  .sidebar-panel .palette-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  /* Better control-help text readability */
  .sidebar-panel .control-help {
    font-size: 0.72rem;
    line-height: 1.35;
  }

  /* Upload dropzone more compact in drawer */
  .sidebar-panel .upload-dropzone {
    padding: 14px 12px;
  }

  .sidebar-panel .dropzone-icon {
    font-size: 1.6rem;
    margin-bottom: 4px;
  }

  .sidebar-panel .dropzone-text .primary-text {
    font-size: 0.88rem;
  }

  .sidebar-panel .dropzone-text .secondary-text {
    font-size: 0.8rem;
  }

  /* ── Post-upload compact card on mobile ── */
  /* When upload card is collapsed AND has a file loaded, show the status bar */
  .sidebar-panel #step-card-upload.collapsed.has-image .step-body {
    display: block;
  }

  /* Keep the dropzone hidden even when step-body is forced visible */
  .sidebar-panel #step-card-upload.collapsed.has-image .upload-dropzone {
    display: none;
  }

  /* Compact the step-body gap when only showing status */
  .sidebar-panel #step-card-upload.collapsed.has-image .step-header {
    margin-bottom: 10px;
    border-bottom: 1px solid var(--color-border-light);
    padding-bottom: 8px;
  }

  /* Make the upload-status bar itself smaller on mobile */
  .sidebar-panel .upload-status {
    padding: 8px 10px;
    gap: 10px;
  }

  .sidebar-panel .status-thumbnail-wrapper {
    width: 36px;
    height: 36px;
  }

  .sidebar-panel .status-filename {
    font-size: 0.8rem;
  }

  .sidebar-panel .status-size {
    font-size: 0.7rem;
  }

  /* Action buttons better sizing on mobile */
  .sidebar-panel .btn {
    padding: 11px 14px;
    font-size: 0.9rem;
  }
  
  .preview-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .preview-toolbar {
    width: 100%;
  }
  
  .legend-grid {
    grid-template-columns: 1fr;
  }

  /* Prevent body scroll when drawer is open */
  body.drawer-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
  }

  /* Canvas viewport more compact on small screens */
  .canvas-viewport {
    min-height: 260px;
    padding: 12px;
  }

  /* Viewport upload prompt sizing for mobile */
  .viewport-upload-icon {
    font-size: 2.8rem;
  }

  .viewport-upload-primary {
    font-size: 1rem;
  }

  .viewport-upload-secondary {
    font-size: 0.85rem;
  }

  .viewport-upload-limits {
    font-size: 0.72rem;
  }

  .preview-card {
    padding: 16px;
  }

  .preview-title h2 {
    font-size: 1.25rem;
  }

  /* Legend card more compact */
  .legend-card {
    padding: 16px;
  }

  .legend-header h2 {
    font-size: 1.25rem;
  }

  /* Calculator config stack vertically on tiny screens */
  .calculator-config {
    flex-direction: column;
    gap: 10px;
    padding: 10px 12px;
  }

  .preview-actions-section {
    margin-top: 16px;
    padding-top: 16px;
  }

  .action-buttons-group-horizontal .btn {
    width: 100%;
    flex: 1 1 100%;
  }
}

/* Preview Actions Section Styles */
.preview-actions-section {
  margin-top: 24px;
  border-top: 1px solid var(--color-border-light);
  padding-top: 24px;
  transition: opacity var(--transition);
}

.preview-actions-section.disabled {
  opacity: 0.5;
  pointer-events: none;
}

.preview-actions-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.preview-actions-title-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.preview-actions-title-group label {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.preview-actions-title-group input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-input-bg);
  color: var(--color-text);
  box-sizing: border-box;
}

.action-buttons-group-horizontal {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  width: 100%;
}

.action-buttons-group-horizontal .btn {
  width: auto;
  flex: 1 1 auto;
}
/* Sidebar Collapse Toggle Button (Hidden on Mobile) */
.btn-toggle-sidebar {
  display: none;
}

/* ==========================================================================
   DESKTOP APP-LIKE LAYOUT OVERRIDES (min-width: 1025px)
   ========================================================================== */
@media (min-width: 1025px) {
  body {
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    background-color: var(--color-bg);
  }

  .app-container {
    width: 100%;
    height: 100%;
    max-width: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .mobile-top-bar {
    display: none !important;
  }

  /* Slim top navbar layout */
  .app-header {
    display: flex !important;
    height: 56px;
    padding: 0 20px;
    box-sizing: border-box;
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    z-index: 100;
    gap: 24px;
  }

  .header-logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .header-logo {
    font-size: 1.8rem;
    animation: none;
  }

  .header-text h1 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.01em;
  }

  /* Middle project info & actions block in navbar */
  .navbar-project-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    max-width: 800px;
    justify-content: flex-end;
  }
  
  .navbar-project-actions.disabled {
    opacity: 0.5;
    pointer-events: none;
  }

  .project-title-wrapper {
    width: 180px;
  }

  .project-title-wrapper input[type="text"] {
    width: 100%;
    height: 32px;
    padding: 6px 10px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--color-input-bg);
    color: var(--color-text);
    outline: none;
    transition: var(--transition);
    box-sizing: border-box;
  }

  .project-title-wrapper input[type="text"]:focus {
    border-color: var(--color-primary);
    background-color: #fff;
  }

  .navbar-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .btn-navbar {
    width: auto;
    padding: 6px 12px;
    font-size: 0.82rem;
    font-weight: 600;
    height: 32px;
    box-sizing: border-box;
    border-radius: var(--border-radius-sm);
    box-shadow: none !important;
    margin: 0;
  }
  
  /* (Removed navbar specific exports & reset) */

  /* Right language selection block in navbar */
  .app-header .lang-selector-container {
    margin-left: 0;
    flex-shrink: 0;
  }

  /* Main Workspace pane split */
  .main-content {
    display: flex;
    flex-direction: row;
    height: calc(100vh - 56px);
    width: 100%;
    gap: 0;
    align-items: stretch;
    overflow: hidden;
    position: relative;
  }

  /* Scrollable left sidebar settings panel */
  .sidebar-panel {
    width: 380px;
    height: 100%;
    overflow-y: auto;
    border-right: 1px solid var(--color-border);
    background-color: #ffffff;
    padding: 20px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex-shrink: 0;
    box-shadow: 4px 0 24px rgba(0,0,0,0.01);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.3s ease;
  }

  /* Collapsed state for desktop sidebar */
  .sidebar-panel.collapsed {
    width: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    border-right-width: 0 !important;
    overflow: hidden !important;
  }

  /* Sidebar Toggle Button (Desktop Only) */
  .btn-toggle-sidebar {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 24px;
    left: 366px; /* Centered on the 380px border (380 - 14) */
    width: 28px;
    height: 28px;
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    z-index: 100;
    transition: background-color 0.2s, border-color 0.2s, left 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), color 0.2s;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-weight: bold;
    user-select: none;
    outline: none;
  }

  .btn-toggle-sidebar:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-secondary);
    border-color: var(--color-secondary);
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  }

  .sidebar-panel.collapsed + .btn-toggle-sidebar {
    left: 14px; /* Pull it slightly into view inside the workspace panel edge */
    transform: rotate(180deg);
  }

  .sidebar-panel::after {
    display: none;
  }

  .step-card {
    padding: 16px;
    border-radius: var(--border-radius-md);
  }

  /* Sticky sidebar actions area */
  .sidebar-action-area {
    position: sticky;
    bottom: -20px;
    margin: 10px -20px -20px -20px;
    padding: 16px 20px;
    background-color: #fafafa;
    border-top: 1px solid var(--color-border);
    z-index: 10;
  }
  
  .sidebar-action-area .btn {
    padding: 10px 16px;
    font-size: 0.9rem;
    box-shadow: 0 4px 12px rgba(203, 153, 126, 0.15);
  }

  /* Workspace canvas panel */
  .workspace-panel {
    flex: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: #f4f4f5; /* zinc-100 */
    overflow-y: auto;
    padding: 24px;
    box-sizing: border-box;
    gap: 24px;
  }

  .preview-card {
    padding: 20px;
    border-radius: var(--border-radius-lg);
    background-color: #ffffff;
  }

  .preview-header {
    margin-bottom: 16px;
    padding-bottom: 12px;
    gap: 16px;
  }

  /* Grid details info overlay style */
  .chart-info-tag {
    font-size: 0.75rem;
    padding: 3px 8px;
  }

  /* Centered Canvas viewport settings */
  .canvas-viewport {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background-image: 
        linear-gradient(45deg, #f4f4f5 25%, transparent 25%), 
        linear-gradient(-45deg, #f4f4f5 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #f4f4f5 75%), 
        linear-gradient(-45deg, transparent 75%, #f4f4f5 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
    min-height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    position: relative;
    padding: 20px;
  }

  #canvas-container {
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform var(--transition);
    transform-origin: center center;
  }

  #canvas-container canvas {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
    border: none;
    border-radius: 4px;
  }
}

/* ==========================================================================
   WORKSPACE WIDGETS & CONTROLS (TABS, ZOOM, TOGGLES)
   ========================================================================== */
.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.view-tabs {
  display: flex;
  background-color: #f4f4f5; /* zinc-100 */
  padding: 3px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
}

.tab-btn {
  background: none;
  border: none;
  padding: 5px 12px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--color-text);
}

.tab-btn.active {
  background-color: #ffffff;
  color: var(--color-primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.toggle-group-inline {
  display: flex;
  align-items: center;
  gap: 12px;
}

.zoom-controls {
  display: flex;
  align-items: center;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 2px;
  gap: 4px;
}

.zoom-btn {
  background: none;
  border: none;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.zoom-btn:hover {
  background-color: #f4f4f5;
  color: var(--color-text);
}

.zoom-val {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
  width: 44px;
  text-align: center;
}

/* Custom Scrollbar Styles for app-like panels */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #d4d4d8; /* zinc-300 */
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #a1a1aa; /* zinc-400 */
}

.btn-rotate-colors:hover {
  background-color: var(--color-primary-light) !important;
  color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
}