/* Minimal theming and no scrolling */
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden; /* disable scrolling */
  background: #0d0f12;
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  touch-action: manipulation; /* disable double-tap zoom and other touch gestures */
  user-select: none; /* prevent text selection */
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

#wall { display: block; width: 100vw; height: 100vh; }

#toolbar {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  flex-wrap: nowrap;
}

#menu-toggle-btn {
  width: 44px;
  min-width: 44px;
  height: 44px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  cursor: pointer;
  outline: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-shrink: 0;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

.hamburger-line {
  width: 20px;
  height: 2px;
  background-color: #e6e6e6;
  border-radius: 1px;
  display: block;
}

#menu-toggle-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(0,0,0,0.7);
}

#menu-toggle-btn:active {
  background: rgba(255,255,255,0.1);
}

#toolbar-items {
  display: flex;
  align-items: center;
  gap: 12px;
}

#toolbar-items.toolbar-hidden {
  display: none;
}

#toolbar-items-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

#toolbar-items-right.toolbar-hidden {
  display: none;
}

#info-btn {
  width: 44px;
  min-width: 44px;
  height: 44px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #ffffff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 18px;
  font-weight: normal;
  cursor: pointer;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  font-style: italic;
}

#info-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(0,0,0,0.7);
}

#info-btn:active {
  background: rgba(255,255,255,0.1);
}

/* Info Window Styles */
#info-window {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

#info-window.info-hidden {
  display: none;
}

.info-content {
  background: rgba(0, 0, 0, 0.9);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  padding: 0;
  max-width: 200px;
  width: auto;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  text-decoration: none;
  display: block;
  transition: border-color 0.2s ease;
}

.info-content:hover {
  border-color: rgba(255, 255, 255, 0.6);
}

.info-body {
  padding: 20px;
  color: #e6e6e6;
  font-size: 14px;
  line-height: 1.6;
  text-align: center;
}

.info-body p {
  margin: 0;
}

.info-body a {
  color: #e6e6e6;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.5);
  transition: text-decoration-color 0.2s ease;
}

.info-body a:hover {
  text-decoration-color: rgba(255, 255, 255, 0.9);
}

#color-picker-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
}

#color-preview {
  width: 40px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
}

#color-preview:hover {
  border-color: rgba(255,255,255,0.6);
}

/* Color Picker Window Styles */
#color-picker-window {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

#color-picker-window.color-picker-hidden {
  display: none;
}

.color-picker-content {
  background: rgba(0, 0, 0, 0.9);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  padding: 0;
  max-width: 300px;
  width: auto;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  transition: border-color 0.2s ease;
}

.color-picker-content:hover {
  border-color: rgba(255, 255, 255, 0.6);
}

.color-picker-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

#color-picker {
  width: 120px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 14px;
  padding: 0 8px;
  text-align: center;
  outline: none;
}

#color-picker:hover, #color-picker:focus {
  border-color: rgba(255,255,255,0.6);
}

#zoom-control-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

#zoom-control-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 4px 12px;
  background: rgba(0,0,0,0.5);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  min-width: 180px;
  height: 44px;
  box-sizing: border-box;
  justify-content: center;
  align-items: center;
}

#zoom-control-box:hover {
  border-color: rgba(255,255,255,0.6);
}

.zoom-slider-container {
  display: flex;
  align-items: center;
  gap: 0;
}

.zoom-label {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  min-width: 40px;
  text-align: left;
}

.zoom-slider {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: rgba(255,255,255,0.2);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.zoom-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #000000;
  cursor: pointer;
  border: 2px solid #e6e6e6;
}

.zoom-slider::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #000000;
  cursor: pointer;
  border: 2px solid #e6e6e6;
}

.zoom-value {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 11px;
  color: #e6e6e6;
  min-width: 40px;
  text-align: right;
}

#reset-zoom-btn {
  width: 44px;
  min-width: 44px;
  height: 44px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 18px;
  cursor: pointer;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

#reset-zoom-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  pointer-events: none;
}

#reset-zoom-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(0,0,0,0.7);
}

#reset-zoom-btn:active {
  background: rgba(255,255,255,0.1);
}

#selection-mode-btn {
  width: 44px;
  min-width: 44px;
  height: 44px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 18px;
  cursor: pointer;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

#selection-mode-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  pointer-events: none;
}

#selection-mode-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(0,0,0,0.7);
}

#selection-mode-btn:active {
  background: rgba(255,255,255,0.1);
}

#undo-btn {
  width: 44px;
  min-width: 44px;
  height: 44px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 18px;
  cursor: pointer;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

#undo-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  pointer-events: none;
}

#undo-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(0,0,0,0.7);
}

#undo-btn:active {
  background: rgba(255,255,255,0.1);
}

#paste-btn {
  width: 44px;
  min-width: 44px;
  height: 44px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 18px;
  font-weight: normal;
  cursor: pointer;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

#paste-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(0,0,0,0.7);
}

#paste-btn:active {
  background: rgba(255,255,255,0.1);
}

#paste-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  pointer-events: none;
}

#color-sliders {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 220px;
}

.slider-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
}


.slider {
  width: 100%;
  height: 32px;
  border-radius: 16px;
  background: transparent;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  border: 1px solid rgba(255,255,255,0.3);
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #e6e6e6;
  cursor: pointer;
  border: 2px solid rgba(255,255,255,0.3);
}

.slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #e6e6e6;
  cursor: pointer;
  border: 2px solid rgba(255,255,255,0.3);
}

#hue-slider {
  background: linear-gradient(to right, 
    hsl(0, 100%, 50%), 
    hsl(60, 100%, 50%), 
    hsl(120, 100%, 50%), 
    hsl(180, 100%, 50%), 
    hsl(240, 100%, 50%), 
    hsl(300, 100%, 50%), 
    hsl(360, 100%, 50%)
  ) !important;
}

#brightness-slider {
  background: linear-gradient(to right, 
    #000000 -5%, 
    #000000 0%,
    #000000 1%,
    #ffffff 99%,
    #ffffff 100%,
    #ffffff 105%
  ) !important;
  background-size: 100% 100% !important;
  background-repeat: no-repeat !important;
}


/* Subtle caret visibility across themes */
::selection { background: rgba(255,255,255,0.15); }

/* Debug Menu Styles */
#debug-toggle-btn {
  position: fixed;
  top: 20px;
  left: 20px;
  width: 40px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-size: 18px;
  cursor: pointer;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1001;
  transition: all 0.2s ease;
}

#debug-toggle-btn:hover {
  border-color: rgba(255,255,255,0.6);
  background: rgba(0,0,0,0.7);
}

#debug-toggle-btn:active {
  background: rgba(255,255,255,0.1);
}

#debug-menu {
  position: fixed;
  top: 20px;
  left: 80px;
  width: 280px;
  background: rgba(0,0,0,0.8);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  z-index: 1000;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.debug-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
}

.debug-header h3 {
  margin: 0;
  font-size: 14px;
  font-weight: normal;
}

#debug-copy-btn {
  width: auto;
  height: 24px;
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.1);
  color: #e6e6e6;
  font-size: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  cursor: pointer;
  border-radius: 4px;
  padding: 0 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

#debug-copy-btn:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.5);
}

#debug-toggle {
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  color: #e6e6e6;
  font-size: 16px;
  cursor: pointer;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

#debug-toggle:hover {
  background: rgba(255,255,255,0.1);
}

.debug-content {
  padding: 8px 12px;
  max-height: 300px;
  overflow-y: auto;
}

.debug-feed-section {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(255,255,255,0.2);
}

.debug-feed-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.debug-feed-header label {
  font-weight: normal;
  color: rgba(255,255,255,0.7);
  font-size: 12px;
}

#debug-clear-feed-btn {
  width: auto;
  height: 20px;
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.1);
  color: #e6e6e6;
  font-size: 10px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  cursor: pointer;
  border-radius: 4px;
  padding: 0 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

#debug-clear-feed-btn:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.5);
}

#center-cell-feed {
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 4px;
  padding: 8px;
  font-size: 11px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color: #e6e6e6;
  white-space: pre-wrap;
  max-height: 150px;
  overflow-y: auto;
  line-height: 1.4;
}

.debug-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.debug-item:last-child {
  border-bottom: none;
}

.debug-item label {
  font-weight: normal;
  color: rgba(255,255,255,0.7);
  min-width: 100px;
}

.debug-item span {
  color: #e6e6e6;
  font-weight: normal;
  text-align: right;
  min-width: 80px;
}

#cell-coords-input {
  width: 110px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  background: rgba(0,0,0,0.5);
  color: #e6e6e6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 14px;
  padding: 0 8px;
  text-align: center;
  outline: none;
}

#cell-coords-input:hover, #cell-coords-input:focus {
  border-color: rgba(255,255,255,0.6);
}

#cell-coords-input.invalid {
  border-color: rgba(255,107,107,0.7);
  box-shadow: 0 0 6px rgba(255,107,107,0.7);
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
  #debug-menu {
    left: 10px;
    right: 10px;
    width: auto;
    max-width: calc(100vw - 20px);
  }
  
  #toolbar {
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100vw - 20px);
    max-width: calc(100vw - 20px);
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    align-items: flex-start;
  }
  
  /* Force row 1 items to stay together and take up enough space */
  #color-picker-wrapper,
  #reset-zoom-btn,
  #menu-toggle-btn,
  #info-btn,
  #cell-coords-input {
    flex-shrink: 0;
    flex-grow: 0;
  }
  
  /* Row 2 items - zoom, selection, paste, undo - should wrap together */
  #zoom-control-wrapper {
    order: 6 !important;
    flex-shrink: 0;
  }
  
  #selection-mode-btn {
    order: 7 !important;
    flex-shrink: 0;
  }
  
  #paste-btn {
    order: 8 !important;
    flex-shrink: 0;
  }
  
  #undo-btn {
    order: 9 !important;
    flex-shrink: 0;
  }
  
  /* Direct high-specificity targeting - apply universally in mobile */
  /* Use fixed sizes for consistency across all browsers */
  #toolbar #reset-zoom-btn,
  #toolbar #menu-toggle-btn,
  #toolbar #info-btn,
  #toolbar #selection-mode-btn,
  #toolbar #paste-btn,
  #toolbar #undo-btn {
    width: 44px !important;
    min-width: 44px !important;
    max-width: 44px !important;
    height: 44px !important;
    min-height: 44px !important;
    max-height: 44px !important;
    box-sizing: border-box !important;
    padding: 0 !important;
    margin: 0 !important;
    line-height: 44px !important;
  }
  
  /* Firefox-specific fix: increase button sizes and fix layout */
  /* Must come AFTER universal styles to override them */
  @supports (-moz-appearance: none) {
    /* Make ALL buttons 52px in Firefox (they're smaller by default) */
    #toolbar #reset-zoom-btn,
    #toolbar #menu-toggle-btn,
    #toolbar #info-btn,
    #toolbar #selection-mode-btn,
    #toolbar #paste-btn,
    #toolbar #undo-btn {
      width: 52px !important;
      min-width: 52px !important;
      max-width: 52px !important;
      height: 52px !important;
      min-height: 52px !important;
      max-height: 52px !important;
      line-height: 52px !important;
      box-sizing: border-box !important;
      padding: 0 !important;
      margin: 0 !important;
    }
    
    /* Make color preview match button size exactly (52x52 square) */
    #toolbar #color-picker-wrapper #color-preview {
      width: 52px !important;
      min-width: 52px !important;
      max-width: 52px !important;
      height: 52px !important;
      min-height: 52px !important;
      max-height: 52px !important;
      box-sizing: border-box !important;
    }
    
    
    /* Make coords input match button height */
    #toolbar #cell-coords-input {
      height: 52px !important;
      min-height: 52px !important;
      max-height: 52px !important;
      box-sizing: border-box !important;
    }
    
    /* Make zoom control box match button height and center sliders */
    #toolbar #zoom-control-box {
      height: 52px !important;
      min-height: 52px !important;
      max-height: 52px !important;
      box-sizing: border-box !important;
      align-items: center !important;
      justify-content: center !important;
    }
    
    /* Force zoom to row 2 by making coords input wider to take up space */
    /* Don't constrain color picker - let it be natural size */
    #cell-coords-input {
      min-width: 120px !important;
      width: 120px !important;
    }
    
    /* Zoom wrapper - let it wrap naturally but stay compact */
    #zoom-control-wrapper {
      order: 6 !important;
      flex-basis: auto !important;
      width: auto !important;
      min-width: 140px !important;
      max-width: 180px !important;
      flex-shrink: 0 !important;
      flex-grow: 0 !important;
    }
    
    /* Keep zoom box compact */
    #zoom-control-wrapper #zoom-control-box {
      width: auto !important;
      max-width: 180px !important;
    }
    
    /* Ensure rows are same width by making toolbar items align properly */
    #toolbar {
      align-items: flex-start !important;
      justify-content: center !important;
    }
    
    /* Make sure row 1 and row 2 items align to same width */
    /* Force all items to align to the same baseline */
    #color-picker-wrapper,
    #reset-zoom-btn,
    #menu-toggle-btn,
    #info-btn,
    #cell-coords-input,
    #zoom-control-wrapper,
    #selection-mode-btn,
    #paste-btn,
    #undo-btn {
      align-self: flex-start !important;
    }
    
    /* Center zoom sliders within the zoom box */
    .zoom-slider-container {
      width: 100% !important;
      display: flex !important;
      justify-content: center !important;
    }
    
    /* Make both rows the same width by adding margin to row 1 to match row 2 */
    /* Row 1: color (52px) + gap (8px) + home (52px) + gap (8px) + hamburger (52px) + gap (8px) + info (52px) + gap (8px) + cords (100px) = 340px */
    /* Row 2: zoom (180px) + gap (8px) + selection (52px) + gap (8px) + paste (52px) + gap (8px) + undo (52px) = 360px */
    /* Difference = 20px, so add 10px margin to each side of row 1 */
    #color-picker-wrapper {
      margin-left: 10px !important;
    }
    
    #cell-coords-input {
      margin-right: 10px !important;
    }
  }
  
  /* Additional Firefox targeting using -moz prefix - must also come after universal styles */
  /* This ensures all buttons get the same size */
  #toolbar #reset-zoom-btn:-moz-any-link,
  #toolbar #menu-toggle-btn:-moz-any-link,
  #toolbar #info-btn:-moz-any-link,
  #toolbar #selection-mode-btn:-moz-any-link,
  #toolbar #paste-btn:-moz-any-link,
  #toolbar #undo-btn:-moz-any-link {
    width: 52px !important;
    min-width: 52px !important;
    max-width: 52px !important;
    height: 52px !important;
    min-height: 52px !important;
    max-height: 52px !important;
    box-sizing: border-box !important;
    line-height: 52px !important;
    padding: 0 !important;
    margin: 0 !important;
  }
  
  /* Ensure icons are consistent */
  #toolbar #reset-zoom-icon,
  #toolbar #undo-icon,
  #toolbar #paste-icon,
  #toolbar #selection-mode-icon {
    width: 24px !important;
    height: 24px !important;
  }
  
  /* Make toolbar items direct children for ordering */
  #toolbar-items {
    max-width: 100%;
    flex-wrap: nowrap;
    gap: 8px;
    display: contents;
  }
  
  #toolbar-items-right {
    max-width: 100%;
    flex-wrap: nowrap;
    gap: 8px;
    display: contents;
  }
  
  /* Hide children when parent is hidden */
  #toolbar-items.toolbar-hidden > * {
    display: none;
  }
  
  #toolbar-items-right.toolbar-hidden > * {
    display: none;
  }
  
  /* Reorder items for mobile layout */
  /* Row 1: color picker, home, hamburger, info, coords */
  #color-picker-wrapper {
    order: 1 !important;
  }
  
  #reset-zoom-btn {
    order: 2 !important;
  }
  
  #menu-toggle-btn {
    order: 3 !important;
  }
  
  #info-btn {
    order: 4 !important;
  }
  
  #cell-coords-input {
    order: 5 !important;
  }
  
  /* Ensure zoom is definitely on row 2 for Firefox */
  #zoom-control-wrapper {
    order: 6 !important;
  }
  
  #zoom-control-box {
    min-width: 140px;
  }
  
  #cell-coords-input {
    width: 90px;
    font-size: 12px;
  }
  
  .zoom-slider {
    height: 8px;
  }
  
  .zoom-slider::-webkit-slider-thumb {
    width: 20px;
    height: 20px;
  }
  
  .zoom-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
  }
}