/* Owner: palette. Component states and responsive rules live here. See AGENTS.md. */

.palette-edit-button {
  min-width: 116px;
  border-color: rgba(var(--accent-rgb), 0.46);
  background: rgba(var(--accent-rgb), 0.09);
  color: var(--green);
}

.palette-edit-button > svg {
  width: 16px;
  height: 16px;
}

.palette-edit-button.active,
.palette-edit-button[aria-pressed="true"] {
  border-color: var(--green);
  background: rgba(var(--accent-rgb), 0.16);
  color: var(--green);
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.12), 0 0 18px rgba(var(--accent-rgb), 0.12);
}

.free-palette-modal {
  position: fixed;
  inset: 0;
  z-index: 180;
  display: grid;
  visibility: hidden;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 140ms ease, visibility 0s linear 140ms;
}

.free-palette-modal.open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transition-delay: 0s;
}

.free-palette-backdrop {
  position: absolute;
  inset: 0;
}

.free-palette-panel {
  --accent-rgb: 0, 228, 119;
  --accent-bright: #2dff9c;
  position: relative;
  z-index: 1;
  display: grid;
  width: min(1240px, calc(100vw - 48px));
  height: min(790px, calc(100dvh - 48px));
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
}

.free-palette-header {
  position: relative;
  z-index: 2;
}

.free-palette-footer {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.free-palette-body {
  display: grid;
  min-height: 0;
  grid-template-columns: 218px minmax(500px, 1fr);
  overflow: hidden;
}

.free-palette-targets-panel {
  min-width: 0;
  overflow-y: auto;
  padding: 20px 16px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.22) transparent;
}

.free-palette-targets-panel {
  border-right: 1px solid var(--shell-line);
  background: rgba(255, 255, 255, 0.018);
}

.free-palette-editor {
  min-width: 0;
  overflow-y: auto;
  padding: 20px 22px 22px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.22) transparent;
}

.free-palette-section-heading,
.free-palette-editor-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.free-palette-section-heading {
  min-height: 26px;
  margin-bottom: 11px;
}

.free-palette-section-heading strong {
  font-size: 0.925rem;
  font-weight: 950;
}

.free-palette-section-heading > span {
  color: var(--muted);
  font-size: 0.725rem;
  font-weight: 750;
}

.free-palette-targets {
  display: grid;
  gap: 6px;
}

.free-palette-target {
  display: grid;
  width: 100%;
  min-width: 0;
  min-height: 58px;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: center;
  gap: 11px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.025);
  padding: 9px 10px;
  text-align: left;
  cursor: pointer;
}

.free-palette-target:hover,
.free-palette-target:focus-visible {
  border-color: var(--shell-line-strong);
  background: rgba(255, 255, 255, 0.05);
  outline: none;
}

.free-palette-target.active {
  border-color: rgba(var(--accent-rgb), 0.62);
  background: rgba(var(--accent-rgb), 0.11);
  box-shadow: inset 3px 0 0 var(--green);
}

.free-palette-target-swatch {
  width: 24px;
  height: 24px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 5px;
  background: var(--target-color);
  box-shadow: 0 3px 9px rgba(0, 0, 0, 0.28);
}

.free-palette-target > span:nth-child(2) {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.free-palette-target strong {
  overflow: hidden;
  font-size: 1.025rem;
  font-weight: 900;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.free-palette-target small {
  color: var(--muted);
  font-size: 0.85rem;
}

.free-palette-editor-heading {
  min-height: 40px;
  margin-bottom: 14px;
}

.free-palette-editor-heading > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.free-palette-editor-heading span {
  color: var(--muted);
  font-size: 0.90625rem;
}

.free-palette-editor-heading strong {
  font-size: 1.25rem;
}

.free-palette-reset-target {
  min-height: 30px;
  border: 1px solid var(--shell-line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.035);
  padding: 0 9px;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 850;
}

.free-palette-reset-target:hover,
.free-palette-reset-target:focus-visible {
  border-color: rgba(var(--accent-rgb), 0.54);
  color: var(--green);
  outline: none;
}

.free-palette-picker-grid {
  display: grid;
  min-width: 0;
}

.free-palette-saturation {
  --picker-hue: 0;
  position: relative;
  min-width: 0;
  height: 286px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: linear-gradient(to top, #000000, transparent),
    linear-gradient(to right, #ffffff, hsl(var(--picker-hue) 100% 50%));
  cursor: crosshair;
  touch-action: none;
}

.free-palette-saturation:focus-visible,
.free-palette-hue:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

.free-palette-picker-marker {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  box-shadow: 0 0 0 1px #000000, 0 2px 8px rgba(0, 0, 0, 0.48);
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.free-palette-current-swatch {
  height: 286px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.free-palette-hue {
  position: relative;
  height: 286px;
  border-radius: 999px;
  background: linear-gradient(to bottom, #ff0000 0%, #ffff00 16.66%, #00ff00 33.33%, #00ffff 50%, #0000ff 66.66%, #ff00ff 83.33%, #ff0000 100%);
  cursor: ns-resize;
  touch-action: none;
}

.free-palette-hue-marker {
  position: absolute;
  left: 50%;
  width: 24px;
  height: 8px;
  border: 2px solid #ffffff;
  border-radius: 999px;
  background: transparent;
  box-shadow: 0 0 0 1px #000000, 0 2px 8px rgba(0, 0, 0, 0.46);
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.free-palette-inputs {
  display: grid;
  align-content: start;
  gap: 8px;
}

.free-palette-inputs label {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr) 70px;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.775rem;
  font-weight: 800;
}

.free-palette-inputs .free-palette-hex-field {
  grid-template-columns: 36px minmax(0, 1fr);
}

.free-palette-inputs input {
  width: 100%;
  min-width: 0;
  height: 36px;
  border: 1px solid var(--shell-line-strong);
  border-radius: 6px;
  background: #0c100e;
  padding: 0 9px;
  color: #f7f8fa;
  font-size: 0.875rem;
  font-weight: 800;
  outline: none;
}

.free-palette-inputs input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.14);
}

.free-palette-rgb-heading {
  min-height: 30px;
  border: 1px solid var(--shell-line);
  border-radius: 6px;
  padding: 7px 9px;
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 900;
}

.free-palette-swatches-section {
  margin-top: 18px;
}

.free-palette-default-swatches,
.free-palette-user-swatches {
  display: grid;
  gap: 9px 10px;
}

.free-palette-swatch {
  position: relative;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 50%;
  background: var(--swatch-color);
  padding: 0;
  cursor: pointer;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.24);
}

.free-palette-swatch:hover,
.free-palette-swatch:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
  transform: scale(1.08);
}

.free-palette-swatch.empty {
  display: grid;
  place-items: center;
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.3);
  background: transparent;
  color: var(--muted);
  box-shadow: none;
}

.free-palette-swatch.empty svg {
  width: 11px;
  height: 11px;
}

.free-palette-section-heading > button {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid var(--shell-line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
}

.free-palette-section-heading > button:hover,
.free-palette-section-heading > button:focus-visible {
  border-color: var(--green);
  color: var(--green);
  outline: none;
}

.free-palette-section-heading > button svg {
  width: 15px;
  height: 15px;
}

.free-palette-swatch-help {
  display: block;
  margin-top: 10px;
  color: var(--subtle);
  font-size: 0.875rem;
  line-height: 1.5;
}

.free-palette-footer {
  border-top: 1px solid var(--shell-line);
}

.free-palette-footer > div {
  display: flex;
  gap: 9px;
}

.free-palette-footer .utility-button {
  min-width: 112px;
  justify-content: center;
}

@media (max-width: 1120px) {
  .free-palette-panel {
    width: min(920px, calc(100vw - 32px));
  }

  .free-palette-body {
    grid-template-columns: 205px minmax(0, 1fr);
  }
}

@media (max-height: 820px) {
  .free-palette-panel {
    height: calc(100dvh - 24px);
  }

  .free-palette-header {
    min-height: 78px;
    padding-block: 13px;
  }

  .free-palette-saturation,
.free-palette-current-swatch,
.free-palette-hue {
    height: 228px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .free-palette-modal {
    transition: none;
  }
}

.display-settings {
  position: relative;
}

.display-settings-panel {
  position: absolute;
  z-index: 50;
  top: calc(100% + 8px);
  right: 0;
  display: grid;
  gap: 14px;
  width: min(300px,calc(100vw - 28px));
  padding: 16px;
  border: 1px solid var(--pencil-soft);
  border-radius: var(--radius-sm);
  background: var(--paper-raised);
  box-shadow: var(--shadow-card);
}

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

.display-settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.display-settings-row > span {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
}

.display-settings-panel > .utility-button {
  width: 100%;
}

@media (max-width: 800px) {
  .display-settings {
    position: static;
  }

  .display-settings > .utility-button {
    width: 100%;
  }
}

html:root .theme-mode-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--pencil-soft);
  border-radius: var(--radius-sm);
  background: var(--input-bg);
  box-shadow: var(--shadow-control);
}

html:root .theme-mode-button {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  min-width: 28px;
  padding: 0;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: var(--ink-muted);
  box-shadow: none;
}

html:root .theme-mode-button svg {
  width: 15px;
  height: 15px;
}

html:root .theme-mode-button:is(:hover,:focus-visible) {
  background: var(--paper-muted);
  color: var(--text);
}

html:root .theme-mode-button.active {
  background: var(--highlighter-yellow-soft);
  color: var(--text);
}

html:root.theme-switching,
html:root.theme-switching *,
html:root.theme-switching *::before,
html:root.theme-switching *::after {
  transition: none !important;
}

html:root .free-palette-panel {
  border: 1px solid var(--line-strong);
  font-size: 14px;
}

html:root .free-palette-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  border-bottom: 1px solid var(--line);
}

html:root .free-palette-header h2 {
  position: relative;
  isolation: isolate;
  width: fit-content;
  margin: 0;
  padding: 6px 14px 8px;
  font-size: 24px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -.05em;
  color: var(--ink-strong);
  transform: none;
}

html:root .free-palette-header h2::before {
  content: '';
  position: absolute;
  z-index: -1;
  pointer-events: none;
  inset: auto 9px 5px;
  height: .65em;
  background: var(--highlighter-yellow-soft);
  clip-path: none;
}

html:root .free-palette-footer {
  background: var(--surface-board);
  border-color: var(--line);
  box-shadow: none;
}

html:root .free-palette-target {
  border-radius: 4px;
}

html:root .free-palette-header,
html:root .free-palette-footer {
  padding: 16px 20px;
  min-height: 72px;
}

html:root .free-palette-picker-grid {
  grid-template-columns: minmax(0,1fr) 40px 18px 146px;
  gap: 12px;
}

html:root .free-palette-default-swatches,
html:root .free-palette-user-swatches {
  grid-template-columns: repeat(auto-fill,24px);
}

@media (max-width: 800px) {
  html:root .theme-mode-switch {
    align-self: center;
    justify-self: center;
  }

  html:root .free-palette-panel {
    max-width: calc(100vw - 16px);
    border-radius: 5px;
  }

  html:root .free-palette-header {
    padding: 14px;
    gap: 10px;
  }

  html:root .free-palette-header h2 {
    font-size: 21px;
    padding: 6px 12px;
  }

  html:root .free-palette-panel {
    width: calc(100% - 16px);
    height: calc(100dvh - 16px);
  }

  html:root .free-palette-body {
    display: block;
    overflow-y: auto;
    min-width: 0;
  }

  html:root .free-palette-targets-panel {
    padding: 10px 14px;
    border: 0;
    border-bottom: 1px solid var(--line);
  }

  html:root .free-palette-targets {
    display: flex;
    gap: 7px;
    overflow-x: auto;
    padding: 4px 2px 10px;
    scrollbar-width: thin;
  }

  html:root .free-palette-target {
    flex: 0 0 162px;
    min-height: 58px;
  }

  html:root .free-palette-editor {
    overflow: visible;
    padding: 16px 14px;
  }

  html:root .free-palette-picker-grid {
    grid-template-columns: minmax(0,1fr) 28px 18px;
    gap: 12px;
  }

  html:root .free-palette-saturation,
html:root .free-palette-current-swatch,
html:root .free-palette-hue {
    height: 220px;
  }

  html:root .free-palette-inputs {
    grid-column: 1/-1;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 10px;
  }

  html:root .free-palette-inputs .free-palette-hex-field {
    grid-column: 1/-1;
  }

  html:root .free-palette-rgb-heading {
    display: none;
  }

  html:root .free-palette-inputs label {
    grid-template-columns: 30px minmax(0,1fr);
  }

  html:root .free-palette-footer {
    padding: 12px;
    gap: 10px;
    min-height: 64px;
  }

  html:root .free-palette-footer > div {
    gap: 8px;
    flex: 1;
    justify-content: flex-end;
  }

  html:root .free-palette-footer .utility-button {
    min-width: 0;
    padding: 8px 10px;
    font-size: 11px;
  }
}

html:root .free-palette-backdrop {
  background: rgba(42,38,32,.36);
  backdrop-filter: blur(2px);
}

html:root .free-palette-panel {
  --text: var(--ink-strong);
  --muted: var(--ink-muted);
  --subtle: var(--ink-subtle);
  --panel: var(--paper-main);
  --surface-card: var(--paper-main);
  --surface-board: var(--paper-main);
  --surface-raised: var(--paper-raised);
  --input-bg: var(--paper-raised);
  --line: var(--pencil-soft);
  --line-strong: var(--pencil-strong);
  background: var(--paper-main);
  color: var(--text);
  border-color: var(--pencil-strong);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-popover);
}

html:root .free-palette-header {
  background: transparent;
  border-color: var(--pencil-soft);
  box-shadow: none;
}

html:root .free-palette-panel {
  --shell-line: var(--pencil-soft);
  --shell-line-strong: var(--pencil-strong);
  --green: var(--brand-green);
  --button-start: var(--paper-raised);
  --button-end: var(--paper-raised);
  --button-hover-start: var(--paper-muted);
  --button-hover-end: var(--paper-muted);
  --accent-contrast: #fff;
}

html:root #free-palette-modal .free-palette-header h2 {
  font-size: 30px;
}

html:root #free-palette-modal .free-palette-targets-panel {
  background: var(--paper-muted);
  border-color: var(--pencil-soft);
  scrollbar-color: var(--pencil-strong) transparent;
}

html:root #free-palette-modal .free-palette-footer {
  background: var(--paper-muted);
  border-color: var(--pencil-soft);
}

html:root #free-palette-modal :is(.free-palette-target,.free-palette-reset-target,.free-palette-section-heading > button) {
  background: var(--paper-raised);
  color: var(--ink-strong);
  border-color: var(--pencil-soft);
  box-shadow: none;
}

html:root #free-palette-modal .free-palette-target.active {
  background: var(--highlighter-yellow-soft);
  border-color: var(--pencil-strong);
  box-shadow: none;
}

html:root #free-palette-modal :is(.free-palette-target,.free-palette-reset-target,.free-palette-section-heading > button):hover {
  border-color: var(--pencil-strong);
}

html:root #free-palette-modal .free-palette-target-swatch,
html:root #free-palette-modal .free-palette-current-swatch,
html:root #free-palette-modal .free-palette-swatch {
  border-color: var(--pencil-strong);
  box-shadow: none;
}

html:root #free-palette-modal .free-palette-editor {
  scrollbar-color: var(--pencil-strong) transparent;
}

html:root #free-palette-modal .utility-button {
  font-size: 15px;
}