.pas-shell {
  --pas-ink: #17151d;
  --pas-muted: #55505b;
  --pas-paper: #f6f3ed;
  --pas-card: #fffdf9;
  --pas-border: #dfd9d0;
  --pas-accent: #c63d31;
  --pas-accent-dark: #9d2f29;
  --pas-lime: #b9d83d;
  --pas-violet: #6557c8;
  --pas-white: #fff;
  --pas-shadow: 0 18px 40px rgba(40, 28, 35, 0.09);

  color: var(--pas-ink);
  font-size: 16px;
  background: var(--pas-paper);
  border: 1px solid var(--pas-border);
  border-radius: 24px;
  box-shadow: var(--pas-shadow);
  overflow: hidden;
}

.pas-command-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--pas-border);
  background: var(--pas-card);
}

.pas-command-bar.has-image .pas-drop-zone {
  display: none;
}

.pas-drop-zone {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 270px;
  padding: 10px 14px;
  border: 1px dashed #c6beb3;
  border-radius: 14px;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.pas-drop-zone:hover,
.pas-drop-zone:focus-visible,
.pas-drop-zone.is-dragging {
  border-color: var(--pas-accent);
  background: #fff5f0;
  outline: none;
  transform: translateY(-1px);
}

.pas-drop-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 8px;
  background: var(--pas-ink);
  color: var(--pas-paper);
  font-size: 22px;
  line-height: 1;
}

.pas-drop-copy {
  display: grid;
  gap: 2px;
}

.pas-drop-copy strong,
.pas-drop-copy small {
  display: block;
}

.pas-drop-copy strong {
  font-size: 13px;
  letter-spacing: -0.01em;
}

.pas-drop-copy small,
.pas-file-name,
.pas-status,
.pas-preview-footer,
.pas-download-hint,
.pas-custom-block small {
  color: var(--pas-muted);
  font-size: 13px;
}

.pas-button {
  border: 0;
  border-radius: 10px;
  padding: 11px 15px;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, opacity 160ms ease;
}

.pas-button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.pas-button:focus-visible,
.pas-preset:focus-visible,
.pas-text-button:focus-visible,
.pas-zoom-control input:focus-visible,
.pas-toggle-row input:focus-visible,
.pas-custom-block textarea:focus-visible {
  outline: 3px solid rgba(101, 87, 200, 0.25);
  outline-offset: 2px;
}

.pas-button-primary {
  background: var(--pas-accent);
  color: var(--pas-white);
}

.pas-button-primary:hover {
  background: var(--pas-accent-dark);
}

.pas-button-dark {
  background: var(--pas-ink);
  color: var(--pas-paper);
}

.pas-button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.pas-file-name {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pas-status {
  margin-left: auto;
  font-weight: 700;
}

.pas-status[data-tone='ready'] {
  color: var(--pas-accent-dark);
}

.pas-status[data-tone='working'] {
  color: var(--pas-violet);
}

.pas-status[data-tone='error'] {
  color: var(--pas-accent-dark);
}

.pas-workbench {
  display: grid;
  grid-template-columns: 245px minmax(0, 1fr) 215px;
  min-height: 620px;
}

.pas-panel {
  padding: 24px 18px;
  background: var(--pas-card);
}

.pas-palette-panel {
  border-right: 1px solid var(--pas-border);
}

.pas-inspector-panel {
  border-left: 1px solid var(--pas-border);
}

.pas-panel-heading {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin-bottom: 18px;
}

.pas-panel-heading h2 {
  margin: 0;
  font-size: 20px;
  letter-spacing: -0.04em;
}

.pas-kicker {
  color: var(--pas-accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.pas-preset-grid {
  display: grid;
  gap: 8px;
}

.pas-preset {
  display: grid;
  gap: 9px;
  padding: 11px;
  border: 1px solid var(--pas-border);
  border-radius: 12px;
  background: transparent;
  color: var(--pas-ink);
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.pas-preset:hover,
.pas-preset.is-selected {
  border-color: var(--pas-accent);
  background: #fff7f2;
  transform: translateX(2px);
}

.pas-preset.is-selected {
  box-shadow: inset 3px 0 0 var(--pas-accent);
}

.pas-preset-name {
  font-size: 13px;
  font-weight: 700;
}

.pas-swatch-strip {
  display: flex;
  height: 13px;
  overflow: hidden;
  border-radius: 4px;
}

.pas-swatch-strip span {
  flex: 1 1 0;
  min-width: 3px;
}

.pas-custom-block {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--pas-border);
}

.pas-field-heading,
.pas-inline-actions,
.pas-toggle-row,
.pas-preview-footer,
.pas-zoom-control,
.pas-stats-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pas-field-heading {
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
}

.pas-field-heading span {
  color: var(--pas-muted);
  font-size: 12px;
  font-weight: 500;
}

.pas-custom-block textarea {
  width: 100%;
  box-sizing: border-box;
  resize: vertical;
  border: 1px solid var(--pas-border);
  border-radius: 10px;
  background: var(--pas-paper);
  color: var(--pas-ink);
  padding: 9px;
  font: 11px/1.5 SFMono-Regular, Consolas, monospace;
}

.pas-custom-block small {
  display: block;
  margin-top: 6px;
  line-height: 1.4;
  font-size: 12px;
}

.pas-inline-actions {
  gap: 8px;
  justify-content: flex-start;
  margin-top: 11px;
}

.pas-inline-actions .pas-button {
  padding: 8px 10px;
  font-size: 12px;
}

.pas-text-button {
  border: 0;
  padding: 6px 0;
  background: none;
  color: var(--pas-muted);
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.pas-text-button:hover {
  color: var(--pas-accent-dark);
}

.pas-toggle-row {
  position: relative;
  justify-content: flex-start;
  gap: 10px;
  margin-top: 24px;
  color: var(--pas-muted);
  font-size: 13px;
  cursor: pointer;
}

.pas-toggle-row input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.pas-toggle {
  position: relative;
  width: 33px;
  height: 19px;
  margin-left: auto;
  border-radius: 99px;
  background: #d7d0c8;
  transition: background 160ms ease;
}

.pas-toggle::after {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #fff;
  content: '';
  transition: transform 160ms ease;
}

.pas-toggle-row input:checked + .pas-toggle {
  background: var(--pas-lime);
}

.pas-toggle-row input:checked + .pas-toggle::after {
  transform: translateX(14px);
}

.pas-preview-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 24px;
  background: #eeebe5;
}

.pas-preview-heading {
  justify-content: space-between;
}

.pas-zoom-control {
  gap: 8px;
  color: var(--pas-muted);
  font-size: 12px;
}

.pas-zoom-control input {
  width: 72px;
  accent-color: var(--pas-accent);
}

.pas-zoom-control output {
  min-width: 24px;
  color: var(--pas-ink);
  font-size: 12px;
  font-weight: 800;
}

.pas-canvas-stage {
  position: relative;
  display: grid;
  min-height: 450px;
  flex: 1;
  place-items: center;
  padding: 24px;
  border: 1px solid #d5cec3;
  border-radius: 16px;
  background-color: #e1ddd6;
  background-image: linear-gradient(45deg, #d6d1c9 25%, transparent 25%), linear-gradient(-45deg, #d6d1c9 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #d6d1c9 75%), linear-gradient(-45deg, transparent 75%, #d6d1c9 75%);
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  background-size: 16px 16px;
  overflow: auto;
}

.pas-empty-state {
  display: grid;
  place-items: center;
  gap: 10px;
  color: var(--pas-muted);
  text-align: center;
}

.pas-empty-state strong {
  color: var(--pas-ink);
  font-size: 16px;
}

.pas-empty-state span {
  max-width: 240px;
  font-size: 13px;
  line-height: 1.5;
}

.pas-empty-pixel {
  width: 48px;
  height: 48px;
  background: conic-gradient(from 90deg at 50% 50%, var(--pas-accent) 0 25%, var(--pas-violet) 0 50%, var(--pas-lime) 0 75%, var(--pas-ink) 0);
  image-rendering: pixelated;
  box-shadow: 9px 0 0 -3px var(--pas-ink), 0 9px 0 -3px var(--pas-accent);
}

.pas-canvas-pair {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 14px;
}

.pas-canvas-card {
  min-width: 0;
  margin: 0;
  padding: 11px;
  border: 1px solid rgba(64, 52, 54, 0.13);
  border-radius: 12px;
  background: rgba(255, 253, 249, 0.72);
}

.pas-canvas-card figcaption {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 9px;
  color: var(--pas-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.pas-canvas-card canvas {
  display: block;
  max-width: 100%;
  margin: 0 auto;
  image-rendering: crisp-edges;
}

.pas-result-card {
  border-color: rgba(101, 87, 200, 0.3);
  box-shadow: 0 8px 20px rgba(101, 87, 200, 0.1);
}

.pas-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.pas-dot-source {
  background: var(--pas-accent);
}

.pas-dot-result {
  background: var(--pas-violet);
}

.pas-preview-footer {
  gap: 12px;
  padding-top: 12px;
}

.pas-preview-footer span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pas-shortcut {
  font-size: 12px;
  font-weight: 700;
}

.pas-inspector-preview {
  display: grid;
  min-height: 156px;
  place-items: center;
  margin-bottom: 24px;
  border: 1px solid var(--pas-border);
  border-radius: 14px;
  background-color: #e1ddd6;
  background-image: linear-gradient(45deg, #d6d1c9 25%, transparent 25%), linear-gradient(-45deg, #d6d1c9 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #d6d1c9 75%), linear-gradient(-45deg, transparent 75%, #d6d1c9 75%);
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  background-size: 16px 16px;
  background-repeat: repeat, repeat, repeat, repeat;
  background-origin: border-box;
  background-clip: border-box;
}

.pas-inspector-preview[style*='url'] {
  background-size: contain;
  background-repeat: no-repeat;
}

.pas-inspector-pixel-grid {
  width: 62px;
  height: 62px;
  opacity: 0.75;
  background: repeating-conic-gradient(#d4cec4 0 25%, #eeeae4 0 50%) 50% / 12px 12px;
}

.pas-inspector-preview[style*='url'] .pas-inspector-pixel-grid {
  display: none;
}

.pas-stats-list {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.pas-stats-list div {
  gap: 10px;
  border-bottom: 1px solid var(--pas-border);
  padding-bottom: 9px;
}

.pas-stats-list span {
  color: var(--pas-muted);
  font-size: 12px;
}

.pas-stats-list strong {
  font-size: 14px;
}

.pas-download-button {
  width: 100%;
  background: var(--pas-violet);
  color: var(--pas-white);
}

.pas-download-button:hover:not(:disabled) {
  background: #5145aa;
}

.pas-download-hint {
  display: block;
  margin-top: 9px;
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
}

.pas-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.theme-dark .pas-shell {
    --pas-ink: #f7f1e8;
    --pas-muted: #d6ced7;
    --pas-paper: #1c1a20;
    --pas-card: #252229;
    --pas-border: #3b3742;
    --pas-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
}

.theme-dark .pas-command-bar,
.theme-dark .pas-panel {
    background: var(--pas-card);
}

.theme-dark .pas-drop-zone:hover,
.theme-dark .pas-drop-zone:focus-visible,
.theme-dark .pas-drop-zone.is-dragging,
.theme-dark .pas-preset:hover,
.theme-dark .pas-preset.is-selected {
    background: #30242a;
}

.theme-dark .pas-preview-panel {
    background: #242127;
}

.theme-dark .pas-canvas-stage,
.theme-dark .pas-inspector-preview {
    background-color: #302d35;
    background-image: linear-gradient(45deg, #3b3741 25%, transparent 25%), linear-gradient(-45deg, #3b3741 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #3b3741 75%), linear-gradient(-45deg, transparent 75%, #3b3741 75%);
}

.theme-dark .pas-canvas-card {
    background: rgba(37, 34, 41, 0.82);
}

@media (max-width: 980px) {
  .pas-workbench {
    grid-template-columns: 220px minmax(0, 1fr);
  }

  .pas-inspector-panel {
    grid-column: 1 / -1;
    border-top: 1px solid var(--pas-border);
    border-left: 0;
  }

  .pas-inspector-preview {
    display: none;
  }

  .pas-stats-list {
    grid-template-columns: repeat(4, 1fr);
  }

  .pas-download-button {
    width: auto;
    min-width: 170px;
  }

  .pas-download-hint {
    display: inline-block;
    margin-left: 12px;
  }
}

@media (max-width: 680px) {
  .pas-shell {
    border-radius: 16px;
  }

  .pas-command-bar {
    flex-wrap: wrap;
  }

  .pas-drop-zone {
    min-width: 0;
    flex: 1 1 100%;
  }

  .pas-status {
    margin-left: 0;
  }

  .pas-workbench {
    display: block;
    min-height: 0;
  }

  .pas-palette-panel,
  .pas-inspector-panel {
    border: 0;
  }

  .pas-palette-panel {
    border-bottom: 1px solid var(--pas-border);
  }

  .pas-preset-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pas-preview-panel {
    padding: 18px 12px;
  }

  .pas-canvas-stage {
    min-height: 310px;
    padding: 12px;
  }

  .pas-canvas-pair {
    grid-template-columns: 1fr;
  }

  .pas-preview-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .pas-preview-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .pas-stats-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .pas-download-button {
    width: 100%;
  }

  .pas-download-hint {
    display: block;
    margin-left: 0;
  }
}