:root {
  --bg-color: #cccccc;
  --btnActive-filter: invert(10%) sepia(100%) saturate(5000%) hue-rotate(210deg) brightness(80%);
  --menubtn-filter: none;
}
[data-theme="dark"] {
  --bg-color: #424242;
  --btnActive-filter: invert(10%) sepia(100%) saturate(5000%) hue-rotate(210deg) brightness(200%);
  --menubtn-filter: invert(1) brightness(69%);
}

html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
}

#editor {
  width: 600px;
  margin: 0;
  padding: 0;
  position: relative;
}

canvas {
  display: block;
  touch-action: none;
}

#bottomBar {
  width: 600px;
  height: 90px;
  background: var(--bg-color);
  box-sizing: border-box;
  position: relative;
}


#timeline {
  height: 24px;
  width: 516px;
  margin: 3px 3px;
  display: flex;
  background: #fff;
  position: absolute;
  right: 0;
  align-items: center;
  overflow-x: auto;
  overflow-y: hidden;
}

#timeline::-webkit-scrollbar {
  display: none;
}

#framesSlider {
  position: absolute;
  width: 515.5px;
  height: 27px;
  right: 3px;  /* match timeline's right: 0 + margin */
  top: 29.95px;
}

#scrollPrev {
  position: absolute;
  left: 0px;
  top: 0px;
  width: 18px;
  height: 25.25px;
  cursor: pointer;
  background: url('./graphics/buttonleft.svg') no-repeat center center;
  background-size: 100% 100%;
}

#scrollNext {
  position: absolute;
  right: 0px;
  top: 0.7px;
  width: 22px;
  height: 23.3px;
  cursor: pointer;
  background: url('./graphics/buttonright.svg') no-repeat center center;
  background-size: 100% 100%;
}

#scrollBar {
  position: absolute;
  left: 16.5px;
  top: 0px;
  width: 479px;
  height: 27px;
}


#scrollSlider {
  position: absolute;
  top: 0;
  width: 46.9px;
  height: 24.5px;
  background: url('./graphics/scrollBar.svg') no-repeat center center;
  background-size: 100% 100%;
  cursor: pointer;
}




.frameBox {
  width: 49px;
  height: 24px;
  border: none;
  text-align: center;
  font-size: 11px;
  color: red;
  cursor: pointer;
  line-height: 24px;
  box-sizing: border-box;
  flex-shrink: 0;
}


.frameBox.prev {
  border: 1px solid #555555;
}


.frameBox.active {
  border: 1px solid red;
}


#toolbar {
  position: absolute;
  top: 0;
  left: 0;
  width: 600px;
  height: 90px;
}

#toolbar {
  pointer-events: none;
}

#btnAdd, #btnDelete, #btnPlay, #btnPause, #btnSave, #btnPencil, #btnEraser, #btnFill {
  pointer-events: auto;
}

#btnEyedropper { 
  position: absolute; 
  width: 24px; 
  height: 24px; 
  left: 75.8px; 
  top: 62px; 
  cursor: crosshair; 
  background: url('./graphics/eyedropper.svg') no-repeat center center; 
  background-size: 100% 100%;
  pointer-events: auto;
}

#btnFill {
  position: absolute;
  width: 24px;
  height: 24px;
  left: 108.85px;
  top: 62px;
  cursor: pointer;
  pointer-events: auto;
  background: url('./graphics/fill.svg') no-repeat center center;
  background-size: 100% 100%;
}

.btnActive {
  filter: var(--btnActive-filter) !important;
}

#btnAdd    { position: absolute; width: 24px; height: 24px; left: 11px;   top: 3px;    cursor: pointer; background: url('./graphics/addFrame.svg') no-repeat center center; background-size: 100% 100%; }
#btnDelete { position: absolute; width: 24px; height: 24px; left: 45px;   top: 3px;    cursor: pointer; background: url('./graphics/removeFrame.svg') no-repeat center center; background-size: 100% 100%; }
#btnPlay   { position: absolute; width: 24px; height: 24px; left: 15.5px; top: 34px;   cursor: pointer; background: url('./graphics/play.svg') no-repeat center center; background-size: 100% 100%; }
#btnPause  { position: absolute; width: 24px; height: 24px; left: 15.5px; top: 34px;   cursor: pointer; background: url('./graphics/pause.svg') no-repeat center center; background-size: 100% 100%; display: none; }
#btnSave   { position: absolute; width: 24px; height: 24px; left: 47.5px; top: 34.5px; cursor: pointer; background: url('./graphics/save.svg') no-repeat center center; background-size: 100% 100%; }
#btnPencil { position: absolute; width: 24px; height: 24px; left: 16.5px;   top: 62px; cursor: pointer; background: url('./graphics/pencil.svg') no-repeat center center; background-size: 100% 100%; }
#btnEraser { position: absolute; width: 24px; height: 24px; left: 46.15px;  top: 62px; cursor: pointer; background: url('./graphics/eraser.svg') no-repeat center center; background-size: 100% 100%; }
#btnSize1, #btnSize2, #btnSize3, #btnSize4, #btnSize5 {
  position: absolute;
  width: 24px;
  height: 24px;
  top: 62px;
  cursor: pointer;
  pointer-events: auto;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position: center center;
}
#btnSize1 { left: 148.85px; background-image: url('./graphics/size1.svg'); }
#btnSize2 { left: 178.5px;  background-image: url('./graphics/size2.svg'); }
#btnSize3 { left: 208.15px; background-image: url('./graphics/size3.svg'); }
#btnSize4 { left: 237.8px;  background-image: url('./graphics/size4.svg'); }
#btnSize5 { left: 267.45px; background-image: url('./graphics/size5.svg'); }

.btnSizeActive {
  background-color: rgba(255, 255, 255, 0.4);
}

#btnColorBlack, #btnColorRed, #btnColorCustom {
  position: absolute;
  width: 24px;
  height: 24px;
  top: 62px;
  cursor: pointer;
  pointer-events: auto;
  box-sizing: border-box;
}
#btnColorBlack, #btnColorRed {
  position: absolute;
  width: 24px;
  height: 24px;
  top: 62px;
  cursor: pointer;
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
#btnColorBlack { left: 313.55px; }
#btnColorRed   { left: 341.55px; }

.colorInner {
  width: 16px;
  height: 16px;
  pointer-events: none;
}
#btnColorCustom { left: 369.85px; background: #ffffff; }

#btnColorCustom {
  opacity: 0;
  pointer-events: none;
}

#btnColorCustom.enabled {
  opacity: 1;
  pointer-events: auto;
}

#colorPalette {
  position: absolute;
  display: none;
  left: 369.85px;
  bottom: 30px;
  background: white;
  border: 1px solid #888;
  padding: 4px;
  z-index: 100;
  pointer-events: auto;
}
#colorPalette input[type="text"] {
  width: 80px;
  margin-bottom: 4px;
  display: block;
  font-size: 11px;
}
#colorPaletteGrid {
  display: grid;
  grid-template-columns: repeat(18, 12px);
  gap: 1px;
}
.colorSwatch {
  background-size: 100% 100%;
}

.btnActive {
  filter: var(--btnActive-filter)
}


#settingsPanel {
  display: none;
  background: #555555;
  border-radius: 8px;
  padding: 24px 28px;
  width: 340px;
  font-family: Arial, sans-serif;
  font-size: 13px;
  color: #fff;
  position: absolute;
  top:0;
  box-sizing: border-box;
  overflow-y: auto;
  height: 390px;
}

#settingsHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
#settingsTitle {
  font-size: 13px;
  font-weight: bold;
  color: #fff;
}
#settingsClose {
  cursor: pointer;
  color: #ddd;
  font-size: 15px;
  padding: 2px 6px;
  border-radius: 3px;
}
#settingsClose:hover { background: rgba(0,0,0,0.2); }

.settingsGroupLabel {
  font-size: 10px;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.45);
  margin-bottom: 10px;
  margin-top: 4px;
}
.settingsGroup + .settingsGroup {
  border-top: 1px solid rgba(0,0,0,0.2);
  padding-top: 4px;
  margin-top: 4px;
}

.settingsRow {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
}
label.settingsRow { cursor: pointer; }
.settingsRow > span {
  width: 100px;
  min-width: 100px;
  color: #ddd;
}
.settingsHint {
  display: block;
  color: rgba(255,255,255,0.35);
  font-size: 10px;
}

.settingsRow input[type=checkbox] {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.settingsSliderWrap {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.settingsRow input[type=range] {
  flex: 1;
  cursor: pointer;
}
.settingsVal {
  width: 30px;
  text-align: right;
  color: #ffcc88;
  font-size: 11px;
  flex-shrink: 0;
}

.menu_btn {
  filter: var(--menubtn-filter);
}