:root {
  --bg: #141716;
  --panel: #1d211f;
  --line: #353b36;
  --muted: #a6b1a6;
  --text: #edf1e6;
  --lime: #d3f594;
  --mono: Consolas, 'Liberation Mono', monospace;
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  color: var(--text);
  background: var(--bg);
  color-scheme: dark;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
input,
select,
textarea {
  font: inherit;
}
button {
  cursor: pointer;
  border: 1px solid var(--line);
  background: #272d28;
  color: var(--text);
  border-radius: 6px;
  padding: 10px 12px;
}
button:hover {
  background: #353d34;
}
button:disabled {
  opacity: 0.35;
  cursor: default;
}
:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}
a {
  color: var(--lime);
}
[hidden] {
  display: none !important;
}
.topbar {
  height: 72px;
  border-bottom: 1px solid var(--line);
  padding: 0 28px;
  display: flex;
  align-items: center;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -1px;
  font-size: 24px;
  color: var(--text);
  text-decoration: none;
}
.brand-icon {
  color: var(--lime);
  font-size: 36px;
}
.brand-tag {
  font: 10px var(--mono);
  letter-spacing: 1px;
  margin-left: 12px;
  color: var(--muted);
}
main {
  max-width: 1450px;
  padding: 24px 28px;
  margin: auto;
}
.workspace {
  display: grid;
  grid-template-columns: 220px minmax(300px, 1fr) 260px;
  gap: 16px;
  align-items: start;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 9px;
  overflow: hidden;
}
.panel-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  height: 53px;
  padding: 0 18px;
}
.panel-title h2 {
  font-size: 13px;
  font-weight: 600;
  margin: 0;
}
.panel-title > span {
  color: var(--muted);
  font: 10px var(--mono);
}
.controls,
.output {
  padding: 0 18px 18px;
}
.controls .panel-title,
.output .panel-title {
  margin: 0 -18px 20px;
}
.tools {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-bottom: 24px;
}
.tool {
  display: flex;
  align-items: center;
  text-align: left;
  font-size: 11px;
  gap: 6px;
  height: 43px;
  padding: 8px;
}
.tool > span {
  font-size: 21px;
  width: 21px;
}
.tool kbd {
  color: var(--muted);
  font: 9px var(--mono);
  margin-left: auto;
}
.tool.active {
  background: var(--lime);
  color: #273022;
  border-color: var(--lime);
}
.tool.active kbd {
  color: #57634b;
}
.section-label {
  font: 10px var(--mono);
  letter-spacing: 1px;
  color: #c6cdbf;
  display: flex;
  justify-content: space-between;
  gap: 4px;
  margin-bottom: 11px;
}
.section-label span {
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 0;
}
.color-entry {
  display: flex;
  gap: 9px;
  height: 45px;
}
input[type='color'] {
  width: 45px;
  min-width: 45px;
  height: 45px;
  padding: 3px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
}
input[type='color']::-webkit-color-swatch-wrapper {
  padding: 1px;
}
input[type='color']::-webkit-color-swatch {
  border: 0;
  border-radius: 3px;
}
.hex-wrap {
  display: flex;
  gap: 5px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px;
  width: 100%;
  min-width: 0;
}
.hex-wrap span {
  font: 9px var(--mono);
  color: var(--muted);
}
.hex-wrap input {
  width: 100%;
  min-width: 0;
  background: transparent;
  border: 0;
  font: 11px var(--mono);
  padding: 0;
  color: var(--text);
}
.rgb-fields {
  display: flex;
  gap: 6px;
  margin: 9px 0 24px;
}
.rgb-fields label {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--muted);
  font: 10px var(--mono);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 5px;
  min-width: 0;
}
.rgb-fields input {
  width: 100%;
  min-width: 0;
  font: 11px var(--mono);
  border: 0;
  background: transparent;
  color: var(--text);
  appearance: textfield;
}
.rgb-fields input::-webkit-inner-spin-button {
  display: none;
}
.palette {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin-bottom: 7px;
}
.swatch {
  height: 26px;
  padding: 0;
  border: 1px solid #ffffff15;
  border-radius: 4px;
}
.swatch.selected {
  outline: 1px solid var(--text);
  outline-offset: 2px;
}
.divider {
  height: 1px;
  background: var(--line);
  margin: 20px 0;
}
.full {
  width: 100%;
}
.quiet {
  background: transparent;
  border-color: transparent;
  color: var(--muted);
  font-size: 12px;
}
.dimensions {
  display: flex;
  align-items: flex-end;
  gap: 7px;
}
.dimensions label {
  color: var(--muted);
  font-size: 11px;
  width: 100%;
  min-width: 0;
}
.dimensions input {
  width: 100%;
  margin-top: 6px;
  padding: 8px;
  min-width: 0;
  font: 11px var(--mono);
  border: 1px solid var(--line);
  background: #171b18;
  border-radius: 5px;
  color: var(--text);
}
.dimensions > span {
  color: var(--muted);
  padding-bottom: 8px;
}
.dimensions button {
  padding: 7px 10px;
  height: 33px;
}
.micro {
  display: block;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
  margin: 9px 0 0;
}
.secondary {
  background: #2b342b;
  border-color: #4b5747;
  font-size: 12px;
}
.file-title {
  display: flex;
  align-items: center;
  gap: 8px;
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
}
.editor {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.canvas-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  min-height: 48px;
  gap: 8px;
  flex-wrap: wrap;
}
.canvas-toolbar > div {
  display: flex;
  gap: 9px;
  align-items: center;
}
.icon-button {
  padding: 4px 8px;
  font-size: 19px;
  line-height: 1;
  border-color: transparent;
  background: transparent;
}
.toolbar-separator {
  height: 16px;
  width: 1px;
  background: var(--line);
}
.toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--muted);
}
input[type='checkbox'] {
  accent-color: var(--lime);
  margin: 0;
}
.canvas-stage {
  min-height: 430px;
  padding: 28px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #171b18;
  background-image: radial-gradient(#384035 1px, transparent 1px);
  background-size: 16px 16px;
}
.canvas-frame {
  width: 100%;
  max-width: 440px;
  line-height: 0;
  box-shadow: 0 10px 40px #0004;
  border: 1px solid #465040;
  background: #1d241e;
}
canvas {
  display: block;
  width: 100%;
  height: auto;
  image-rendering: pixelated;
  touch-action: none;
  cursor: crosshair;
}
.canvas-footer {
  padding: 13px 18px;
  font: 10px var(--mono);
  color: var(--muted);
  border-top: 1px solid var(--line);
}
.example-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 13px 14px;
  border-top: 1px solid var(--line);
}
.example-bar > span {
  font-size: 11px;
  color: var(--muted);
  margin-right: 6px;
}
.example-bar button {
  font-size: 11px;
  padding: 7px 8px;
  background: transparent;
}
.example-bar button:last-child {
  margin-left: auto;
}
select {
  width: 100%;
  margin-top: 7px;
  border: 1px solid var(--line);
  padding: 9px 7px;
  background: #171b18;
  color: var(--text);
  border-radius: 5px;
  font-size: 12px;
}
.limit-label {
  font-size: 12px;
  color: var(--muted);
}
.output-meta {
  margin: 16px 0 8px;
  font: 11px var(--mono);
  color: var(--muted);
}
.progress-track {
  height: 3px;
  background: #3b4238;
  border-radius: 5px;
  overflow: hidden;
}
.progress-track div {
  background: var(--lime);
  height: 100%;
  width: 0;
}
.progress-track .over {
  background: #ffad74;
}
#limit-note,
.error {
  color: #ffb992;
}
.primary {
  background: var(--lime);
  color: #25301e;
  border-color: var(--lime);
  font-weight: 650;
  font-size: 13px;
  margin-top: 16px;
  min-height: 42px;
}
.primary:hover {
  background: #e2ffb0;
}
summary {
  cursor: pointer;
  font-size: 12px;
  padding: 3px 0;
}
textarea {
  display: block;
  background: #151a16;
  width: 100%;
  height: 140px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--text);
  font: 11px/1.6 var(--mono);
  padding: 9px;
  white-space: pre;
  overflow: auto;
  margin: 12px 0;
}
#import-ansi {
  margin-top: 12px;
}
.toast {
  position: fixed;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  padding: 13px 20px;
  background: var(--lime);
  color: #26301f;
  border-radius: 7px;
  box-shadow: 0 8px 35px #0005;
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  z-index: 10;
  max-width: 90vw;
}
.toast.visible {
  opacity: 1;
}
@media (max-width: 1050px) {
  .workspace {
    grid-template-columns: 205px minmax(0, 1fr);
  }
  .output {
    grid-column: 1/-1;
  }
  .canvas-stage {
    min-height: 390px;
  }
}
@media (max-width: 600px) {
  .topbar {
    height: 62px;
    padding: 0 16px;
  }
  .brand-tag {
    display: none;
  }
  main {
    padding: 16px;
  }
  .workspace {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .panel {
    width: 100%;
  }
  .controls {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 8px 16px;
  }
  .controls .panel-title {
    grid-column: 1/-1;
    margin-bottom: 6px;
  }
  .tools {
    grid-column: 1/-1;
    display: flex;
    margin-bottom: 7px;
  }
  .tool {
    flex: 1;
    justify-content: center;
    font-size: 10px;
  }
  .tool kbd {
    display: none;
  }
  .controls > .section-label {
    grid-column: 1/-1;
  }
  .controls #color-heading {
    grid-column: 1;
    grid-row: 3;
  }
  .controls #palette-heading {
    grid-column: 2;
    grid-row: 3;
  }
  .color-entry {
    grid-column: 1;
    grid-row: 4;
  }
  .palette {
    grid-column: 2;
    grid-row: 4/6;
    margin: 0;
  }
  .rgb-fields {
    grid-column: 1;
    grid-row: 5;
    margin: 0;
  }
  .controls #add-color {
    grid-column: 2;
    grid-row: 6;
  }
  .controls .divider {
    display: none;
  }
  .controls .dimensions,
  .controls #import-image,
  .controls .micro {
    grid-column: 1/-1;
  }
  .canvas-stage {
    min-height: 260px;
    padding: 20px;
  }
  .example-bar > span {
    width: 100%;
  }
}

.image-import-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.image-import-bar span {
  font-size: 11px;
  color: var(--muted);
}
.half-block-note {
  margin: 0 0 18px;
}

#image-import-dialog {
  width: min(440px, calc(100% - 32px));
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  color: var(--text);
  box-shadow: 0 24px 80px #0008;
}
#image-import-dialog::backdrop {
  background: #0009;
}
.import-dialog-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.import-dialog-heading h2 {
  font-size: 18px;
  margin: 0;
}
.image-drop-box {
  width: 100%;
  min-height: 210px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 2px dashed #687b60;
  background: #171e18;
}
.image-drop-box strong {
  font-size: 16px;
}
.image-drop-box > span:last-child {
  font-size: 12px;
  color: var(--muted);
}
.upload-icon {
  font-size: 32px;
  color: var(--lime);
}
.image-drop-box.drag-over {
  border-color: var(--lime);
  background: #2b3b25;
}
.image-drop-box > * {
  pointer-events: none;
}
#image-import-status {
  color: #ffb992;
  min-height: 18px;
}

.tolerance-label {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
  margin-top: 20px;
}
.tolerance-label output {
  color: var(--text);
}
#color-tolerance {
  width: 100%;
  margin: 12px 0 0;
  accent-color: var(--lime);
}

.hybrid-toggle {
  margin-top: 18px;
  line-height: 1.5;
  align-items: flex-start;
}
.hybrid-toggle input {
  margin-top: 3px;
  flex-shrink: 0;
}
#indexed-tolerance {
  width: 100%;
  margin-top: 12px;
  accent-color: var(--lime);
}

.art-preview-box {
  background: #2b2d31;
  border: 1px solid #3b3e44;
  border-radius: 6px;
  padding: 14px;
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: auto;
}
#art-preview {
  width: auto;
  height: auto;
  max-width: none;
  flex-shrink: 0;
  cursor: default;
  touch-action: auto;
}
.compression-settings {
  margin-top: 20px;
}
.compression-settings > summary {
  color: var(--muted);
}
.compression-settings .limit-label {
  display: block;
  margin-top: 16px;
}

#auto-optimize {
  margin-top: 16px;
}
.canvas-stage {
  position: relative;
}
.canvas-drop-hint {
  display: none;
  position: absolute;
  inset: 0;
  z-index: 2;
  align-items: center;
  justify-content: center;
  background: #182415eb;
  color: var(--lime);
  border: 2px dashed var(--lime);
  font-size: 18px;
  pointer-events: none;
}
#canvas-drop-zone.drag-over .canvas-drop-hint {
  display: flex;
}
#direct-import-status {
  padding: 10px 16px;
  color: #ffb992;
}

.canvas-frame {
  max-width: 100%;
  flex-shrink: 1;
}

#image-import-dialog {
  width: min(520px, calc(100% - 32px));
  max-height: 90vh;
  overflow: auto;
}
.placement-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #141a15;
  padding: 12px;
  border-radius: 6px;
}
#placement-preview {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 260px;
  object-fit: contain;
  cursor: move;
  touch-action: none;
}
.placement-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0;
}
.placement-fields label {
  font-size: 12px;
  color: var(--muted);
}
.placement-fields input {
  display: block;
  width: 100%;
  margin-top: 5px;
  background: #171b18;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--text);
  padding: 8px;
}
.placement-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.placement-actions button {
  font-size: 12px;
}
#image-import-dialog.drag-over {
  outline: 2px dashed var(--lime);
  outline-offset: -8px;
}

.resolution-link {
  margin-top: 16px;
}