.colors-workspace { min-width: 0; }
.colors-context { margin-bottom: 16px; }

.colors-tool-panel[hidden] { display: none; }

.colors-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}

.colors-toolbar > label { display: grid; gap: 5px; }
.colors-toolbar > label > span { color: var(--color-muted); font-size: 10px; font-weight: 700; text-transform: uppercase; }
.colors-toolbar select { min-width: 190px; }
.colors-toolbar__actions { display: flex; align-items: center; gap: 8px; }
.colors-toolbar__actions .button { gap: 7px; }
#undo-colors,
#redo-colors { width: 42px; padding: 0; font-size: 19px; }

.colors-export { position: relative; }
.colors-export > summary { list-style: none; cursor: pointer; }
.colors-export > summary::-webkit-details-marker { display: none; }
.colors-export > div { position: absolute; top: calc(100% + 7px); right: 0; z-index: 20; min-width: 150px; display: grid; padding: 6px; border: 1px solid var(--color-border); border-radius: var(--radius-control); background: var(--color-canvas); box-shadow: 0 12px 28px rgb(15 23 42 / .1); }
.colors-export > div button { display: flex; align-items: center; gap: 8px; padding: 9px 10px; border: 0; border-radius: 5px; background: transparent; color: var(--color-ink); font: inherit; font-size: 12px; text-align: left; cursor: pointer; }
.colors-export > div button:hover { background: var(--color-surface); }

.palette-board {
  min-height: 520px;
  display: grid;
  grid-template-columns: repeat(var(--palette-count, 5), minmax(108px, 1fr));
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  background: var(--color-surface);
}

.color-column { position: relative; min-width: 0; display: flex; flex-direction: column; justify-content: space-between; padding: 14px; border-right: 1px solid rgb(255 255 255 / .28); cursor: grab; transition: opacity 150ms ease, transform 150ms ease; }
.color-column:last-child { border-right: 0; }
.color-column.is-dragging { opacity: .45; }
.color-column.drag-over { box-shadow: inset 0 0 0 3px currentColor; }
.color-column:active { cursor: grabbing; }

.color-lock-label { position: absolute; top: 16px; left: 14px; display: inline-flex; align-items: center; gap: 5px; padding: 5px 8px; border: 1px solid currentColor; border-radius: 999px; background: rgb(255 255 255 / .18); font: 750 10px/1 var(--font-ui); }

.color-actions { display: flex; justify-content: flex-end; gap: 6px; opacity: 0; transform: translateY(-4px); pointer-events: none; transition: opacity 150ms ease-out, transform 150ms ease-out; }
.color-column:hover .color-actions,
.color-column:focus-within .color-actions { opacity: 1; transform: translateY(0); pointer-events: auto; }
.color-action { width: 31px; height: 31px; display: inline-grid; place-items: center; padding: 0; border: 1px solid currentColor; border-radius: 6px; color: inherit; background: rgb(255 255 255 / .12); font: 700 13px var(--font-ui); cursor: pointer; opacity: .82; }
.color-action:hover,
.color-action.is-active { background: rgb(255 255 255 / .28); opacity: 1; }
.color-action:disabled { cursor: not-allowed; opacity: .28; }

.color-center { display: grid; justify-items: center; gap: 10px; }
.color-code { padding: 4px 6px; border: 0; border-radius: 5px; color: inherit; background: transparent; font: 750 18px var(--font-code); cursor: pointer; }
.color-code:hover { background: rgb(255 255 255 / .16); }
.color-name { font-size: 12px; font-weight: 700; }
.color-copy { display: flex; gap: 5px; }
.color-copy button { display: inline-flex; align-items: center; gap: 4px; padding: 4px 7px; border: 1px solid currentColor; border-radius: 5px; color: inherit; background: transparent; font: 700 9px var(--font-code); cursor: pointer; }
.color-copy button:hover { background: rgb(255 255 255 / .16); }
.color-inputs { width: min(100%, 150px); display: grid; gap: 7px; padding: 9px; border: 1px solid color-mix(in srgb, var(--color-inputs-ink) 8%, transparent); border-radius: 16px; color: var(--color-inputs-ink); background: var(--color-inputs-bg); }
.hex-input { width: 100%; min-height: 34px; padding: 0 8px; border: 1px solid rgb(255 255 255 / .5); border-radius: 5px; color: #0f172a; background: #fff; font: 12px var(--font-code); text-align: center; }
.native-picker { width: 100%; height: 32px; padding: 0; border: 0; border-radius: 10px; overflow: hidden; background: transparent; cursor: pointer; appearance: none; }
.native-picker::-webkit-color-swatch-wrapper { padding: 0; }
.native-picker::-webkit-color-swatch { border: 0; border-radius: 10px; }
.native-picker::-moz-color-swatch { border: 0; border-radius: 10px; }
.color-adjust { width: min(100%, 180px); display: grid; gap: 9px; padding: 9px; border: 1px solid currentColor; border-radius: 7px; background: rgb(255 255 255 / .14); }
.color-model { width: 100%; min-height: 34px; padding-left: 8px; font-size: 11px; }
.color-sliders { display: grid; gap: 7px; }
.color-slider { display: grid; grid-template-columns: 14px minmax(0, 1fr) 29px; align-items: center; gap: 5px; font: 700 9px var(--font-code); }
.color-slider input { width: 100%; min-width: 0; accent-color: currentColor; cursor: ew-resize; }
.color-slider output { text-align: right; }
.color-footer { display: grid; gap: 4px; font: 10px/1.45 var(--font-code); text-align: center; }
.color-footer span:last-child { opacity: .72; }
#colors-status { min-height: 20px; margin-top: 10px; }

.mix-controls { display: grid; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--color-border); }
.mix-color-inputs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.mix-color { min-width: 0; display: grid; gap: 12px; margin: 0; padding: 14px; border: 1px solid var(--color-border); border-radius: var(--radius-control); }
.mix-color legend { padding: 0 6px; font-size: 12px; font-weight: 750; }
.mix-color-row { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: 9px; }
.mix-color-row input[type="color"] { width: 46px; height: 42px; padding: 0; overflow: hidden; border: 0; border-radius: 7px; background: transparent; appearance: none; cursor: pointer; }
.mix-color-row input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.mix-color-row input[type="color"]::-webkit-color-swatch,
.mix-color-row input[type="color"]::-moz-color-swatch { border: 0; border-radius: 7px; }
.mix-color-row input:not([type="color"]) { width: 100%; min-height: 42px; padding: 0 11px; border: 1px solid var(--color-border); border-radius: var(--radius-control); font: 12px var(--font-code); text-transform: uppercase; }
.mix-color > label,
.mix-range { display: grid; gap: 7px; }
.mix-color > label > span,
.mix-range > span,
.mix-options label > span { color: var(--color-muted); font-size: 10px; font-weight: 700; text-transform: uppercase; }
.mix-color > label { grid-template-columns: 42px minmax(0, 1fr) 42px; align-items: center; }
.mix-color output { font: 10px var(--font-code); text-align: right; }
.mix-color input[type="range"],
.mix-range input { width: 100%; accent-color: var(--color-accent); }
.mix-options { display: grid; grid-template-columns: minmax(220px, 1fr) minmax(160px, .55fr) minmax(160px, .55fr); align-items: end; gap: 14px; }
.mix-options label:not(.mix-range) { display: grid; gap: 5px; }
.mix-range output { float: right; color: var(--color-ink); font-family: var(--font-code); }
.mix-quick-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.mix-quick-actions .button { gap: 7px; }

.mix-result { display: grid; grid-template-columns: minmax(220px, .8fr) minmax(0, 1.2fr); gap: 18px; padding: 20px 0; }
.mix-preview { min-height: 250px; display: grid; place-items: end start; padding: 16px; border: 1px solid var(--color-border); border-radius: var(--radius-control); background-image: linear-gradient(45deg, #e5e7eb 25%, transparent 25%), linear-gradient(-45deg, #e5e7eb 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #e5e7eb 75%), linear-gradient(-45deg, transparent 75%, #e5e7eb 75%); background-size: 20px 20px; background-position: 0 0, 0 10px, 10px -10px, -10px 0; overflow: hidden; }
.mix-preview::before { position: absolute; inset: 0; background: var(--mix-color); content: ""; }
.mix-preview { position: relative; }
.mix-preview span { position: relative; z-index: 1; padding: 5px 8px; border-radius: 5px; color: #0f172a; background: rgb(255 255 255 / .86); font-size: 11px; font-weight: 700; }
.mix-output { display: grid; align-content: start; border-top: 1px solid var(--color-border); }
.mix-output > div { min-width: 0; display: grid; grid-template-columns: 44px minmax(0, 1fr) 34px; align-items: center; gap: 9px; min-height: 54px; border-bottom: 1px solid var(--color-border); }
.mix-output span { color: var(--color-muted); font: 700 10px var(--font-code); }
.mix-output code { min-width: 0; overflow: hidden; color: var(--color-ink); font: 11px var(--font-code); text-overflow: ellipsis; white-space: nowrap; }
.mix-output button { width: 31px; height: 31px; padding: 0; border: 1px solid var(--color-border); border-radius: 6px; background: var(--color-canvas); color: var(--color-muted); cursor: pointer; }
.mix-output button:hover { color: var(--color-ink); background: var(--color-surface); }
.mix-variations-title { margin: 6px 0 10px; font-size: 14px; }
.mix-variations { min-height: 100px; display: grid; grid-template-columns: repeat(5, 1fr); overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-control); }
.mix-variation { min-height: 100px; display: grid; place-items: end center; padding: 8px; border: 0; color: inherit; background: var(--variation-color); font: 700 10px var(--font-code); cursor: pointer; }
.mix-variation span { padding: 3px 5px; border-radius: 4px; color: #0f172a; background: rgb(255 255 255 / .84); }

.shade-controls { display: grid; grid-template-columns: minmax(190px, .8fr) minmax(220px, 1fr) 100px 150px auto; align-items: end; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--color-border); }
.shade-controls > label { min-width: 0; display: grid; gap: 6px; }
.shade-controls > label > span { color: var(--color-muted); font-size: 10px; font-weight: 700; text-transform: uppercase; }
.shade-color > div { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 8px; }
.shade-color input[type="color"] { width: 44px; height: 42px; padding: 0; overflow: hidden; border: 0; border-radius: 7px; appearance: none; cursor: pointer; }
.shade-color input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.shade-color input[type="color"]::-webkit-color-swatch { border: 0; border-radius: 7px; }
.shade-color input[type="color"]::-moz-color-swatch { border: 0; border-radius: 7px; }
.shade-color input:not([type="color"]) { min-width: 0; min-height: 42px; padding: 0 10px; border: 1px solid var(--color-border); border-radius: var(--radius-control); font: 12px var(--font-code); text-transform: uppercase; }
.shade-range input { width: 100%; accent-color: var(--color-accent); }
.shade-range output { float: right; color: var(--color-ink); font-family: var(--font-code); }
.shade-controls .button { gap: 7px; }
.shade-original { display: grid; grid-template-columns: auto auto minmax(100px, 1fr); align-items: center; gap: 10px; min-height: 48px; margin-top: 18px; color: var(--color-muted); font-size: 11px; }
.shade-original strong { color: var(--color-ink); font-family: var(--font-code); }
.shade-original div { height: 12px; border-radius: 999px; background: var(--shade-original); }
.shade-results { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding-top: 16px; }
.shade-results > section { min-width: 0; }
.shade-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 9px; }
.shade-heading h3 { margin: 0; font-size: 14px; }
.shade-heading span { color: var(--color-muted); font-size: 10px; }
.shade-scale { display: grid; overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius-control); }
.shade-swatch { min-height: 72px; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 8px; padding: 10px; border: 0; border-bottom: 1px solid rgb(255 255 255 / .24); color: var(--swatch-ink); background: var(--swatch-color); font: 700 10px var(--font-code); text-align: left; cursor: pointer; }
.shade-swatch:last-child { border-bottom: 0; }
.shade-swatch:hover { box-shadow: inset 0 0 0 2px currentColor; }
.shade-swatch span:last-child { opacity: .75; }

.convert-workspace { display: grid; grid-template-columns: minmax(220px, .7fr) minmax(0, 1.3fr); gap: 20px; padding-top: 18px; }
.convert-preview { min-height: 360px; display: flex; flex-direction: column; justify-content: space-between; padding: 18px; border: 1px solid var(--color-border); border-radius: var(--radius-control); color: var(--convert-ink); background: var(--convert-color); }
.convert-preview span { font-size: 11px; font-weight: 700; }
.convert-preview strong { font: 700 20px var(--font-code); }
.convert-fields { display: grid; gap: 10px; }
.convert-field { min-width: 0; margin: 0; padding: 12px; border: 1px solid var(--color-border); border-radius: var(--radius-control); }
.convert-field legend { padding: 0 6px; color: var(--color-muted); font: 700 10px var(--font-code); }
.convert-source > div { display: grid; grid-template-columns: 44px minmax(0, 1fr) 38px; gap: 8px; }
.convert-source input[type="color"] { width: 44px; height: 42px; padding: 0; overflow: hidden; border: 0; border-radius: 7px; appearance: none; cursor: pointer; }
.convert-source input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.convert-source input[type="color"]::-webkit-color-swatch, .convert-source input[type="color"]::-moz-color-swatch { border: 0; border-radius: 7px; }
.convert-source input:not([type="color"]), .convert-channels input { width: 100%; min-width: 0; min-height: 42px; padding: 0 10px; border: 1px solid var(--color-border); border-radius: var(--radius-control); color: var(--color-ink); background: var(--color-canvas); font: 12px var(--font-code); }
.convert-channels { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) 38px; align-items: end; gap: 8px; }
.convert-channels--four { grid-template-columns: repeat(4, minmax(0, 1fr)) 38px; }
.convert-channels label { display: grid; gap: 4px; }
.convert-channels label span { color: var(--color-muted); font: 700 9px var(--font-code); }
.convert-field button { width: 38px; min-height: 42px; padding: 0; border: 1px solid var(--color-border); border-radius: var(--radius-control); color: var(--color-muted); background: var(--color-canvas); cursor: pointer; }
.convert-field button:hover { color: var(--color-ink); background: var(--color-surface); }
.convert-field input:focus-visible { border-color: var(--color-accent); outline: 3px solid color-mix(in srgb, var(--color-accent) 22%, transparent); outline-offset: 1px; }
#convert-error { margin-top: 14px; }

.contrast-controls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.contrast-color { display: grid; gap: 7px; }
.contrast-color > span, .contrast-target > span:first-child { color: var(--color-muted); font-size: 11px; font-weight: 700; }
.contrast-color > div { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 8px; }
.contrast-color input[type="color"] { width: 48px; height: 48px; padding: 0; overflow: hidden; border: 0; background: transparent; appearance: none; cursor: pointer; }
.contrast-color input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.contrast-color input[type="color"]::-webkit-color-swatch, .contrast-color input[type="color"]::-moz-color-swatch { border: 0; border-radius: var(--radius-control); }
.contrast-color input:not([type="color"]) { width: 100%; min-width: 0; min-height: 48px; padding: 0 14px; border: 1px solid var(--color-border); border-radius: var(--radius-control); color: var(--color-ink); background: var(--color-canvas); font: 700 14px var(--font-code); text-transform: uppercase; }
.contrast-options { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 0; }
.contrast-auto { display: inline-flex; align-items: center; gap: 8px; color: var(--color-ink); font-size: 12px; font-weight: 650; }
.contrast-auto input { width: 17px; height: 17px; accent-color: var(--color-accent); }
.contrast-fixed-standard { color: var(--color-ink); font: 700 12px var(--font-code); }
.contrast-target { display: grid; grid-template-columns: auto 82px auto; align-items: center; gap: 7px; }
.contrast-target input { min-height: 40px; padding: 0 9px; font-family: var(--font-code); }
.contrast-preview { width: 100%; height: 190px; display: block; border: 1px solid var(--color-border); border-radius: var(--radius-control); }
.contrast-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; padding-top: 18px; }
.contrast-metrics > div { display: grid; gap: 12px; padding: 16px 18px; border: 1px solid var(--color-border); border-radius: var(--radius-control); background: var(--color-canvas); }
.contrast-metrics span { color: var(--color-muted); font-size: 10px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.contrast-metrics strong { color: var(--color-ink); font-size: 24px; line-height: 1; }
.contrast-metrics strong.is-pass { color: var(--color-success); }
.contrast-metrics strong.is-fail { color: var(--color-error); }

@media (max-width: 1100px) {
  .colors-toolbar { align-items: stretch; flex-direction: column; }
  .colors-toolbar__actions { flex-wrap: wrap; }
  .palette-board { min-height: 460px; overflow-x: auto; grid-template-columns: repeat(var(--palette-count, 5), minmax(150px, 1fr)); }
  .shade-controls { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .convert-workspace { grid-template-columns: minmax(190px, .55fr) minmax(0, 1.45fr); }
  .contrast-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .shade-controls .button { align-self: end; }
}

@media (max-width: 767px) {
  .colors-toolbar select { width: 100%; }
  .colors-toolbar__actions .button:not(#undo-colors):not(#redo-colors),
  .colors-export { flex: 1; }
  .colors-export > summary { justify-content: center; }
  .palette-board { min-height: 0; display: flex; flex-direction: column; overflow: visible; }
  .color-column { min-height: 280px; border-right: 0; border-bottom: 1px solid rgb(255 255 255 / .28); }
  .color-column:last-child { border-bottom: 0; }
  .mix-color-inputs,
  .mix-options,
  .mix-result,
  .shade-controls,
  .shade-results { grid-template-columns: 1fr; }
  .convert-workspace { grid-template-columns: 1fr; }
  .contrast-controls, .contrast-metrics { grid-template-columns: 1fr; }
  .contrast-options { align-items: stretch; flex-direction: column; }
  .contrast-target { grid-template-columns: 1fr 82px auto; }
  .convert-preview { min-height: 180px; }
  .convert-channels, .convert-channels--four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .convert-channels button { width: 100%; grid-column: 1 / -1; }
  .mix-variations { grid-template-columns: 1fr; }
  .mix-variation { min-height: 72px; }
}

@media (hover: none) {
  .color-actions { opacity: 1; transform: none; pointer-events: auto; }
}