/* Tools section — matches site tokens from site.css */

.site-main:has(.tools-layout) {
  width: 100%;
  margin: 0;
  padding: 0;
}

.tools-layout {
  --tools-sidebar: 288px;
  --tools-max: var(--shell-max);
  min-height: 100vh;
}

.tools-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px);
}

.tools-header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  width: min(100%, var(--tools-max));
  margin: 0 auto;
  padding: 16px;
  box-sizing: border-box;
}

.tools-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-self: start;
}

.tools-back {
  color: var(--muted);
  font-size: 0.95rem;
}

.tools-back:hover {
  color: var(--text);
  text-decoration: none;
}

.tools-header-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  justify-self: center;
}

.tools-header-end {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-self: end;
  flex-wrap: wrap;
}

.tools-header-switch {
  color: var(--muted);
  font-size: 0.95rem;
}

.tools-header-switch:hover {
  color: var(--text);
  text-decoration: none;
}

.tools-menu-btn {
  display: none;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.tools-shell {
  display: grid;
  grid-template-columns: var(--tools-sidebar) minmax(0, 1fr);
  gap: 32px;
  width: min(100%, var(--tools-max));
  margin: 0 auto;
  padding: 32px 16px 64px;
  box-sizing: border-box;
}

.tools-sidebar {
  position: sticky;
  top: 72px;
  align-self: start;
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: calc(100vh - 72px - 1.25rem);
  overflow: hidden;
}

.tools-sidebar-brand {
  display: flex;
  justify-content: flex-start;
  flex: 0 0 auto;
  padding: 0 12px 20px;
}

.tools-sidebar-icon {
  display: block;
  width: 80px;
  height: 80px;
  border: 0;
  border-radius: 0;
  object-fit: contain;
  background: transparent;
}

.tools-sidebar nav {
  display: grid;
  gap: 4px;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-bottom: 5.5rem;
  scroll-padding-bottom: 2.5rem;
}

.tools-sidebar a {
  display: block;
  padding: 8px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.95rem;
  box-sizing: border-box;
}

.tools-sidebar a:hover {
  color: var(--text);
  background: var(--card);
  text-decoration: none;
}

.tools-sidebar a.is-active {
  color: var(--text);
  background: var(--card);
  border-color: var(--border);
}

.tools-main {
  min-width: 0;
}

.tools-section-intro {
  margin-bottom: 32px;
}

.tools-section-intro h1 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.tools-section-intro p {
  margin: 0;
  color: var(--muted);
}

.tools-overlay {
  display: none;
}

@media (max-width: 900px) {
  .tools-menu-btn {
    display: inline-block;
  }

  .tools-header-inner {
    grid-template-columns: auto 1fr auto;
  }

  .tools-shell {
    grid-template-columns: 1fr;
    width: min(100%, 760px);
    padding: 32px 16px 64px;
  }

  .tools-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 30;
    width: min(288px, 85vw);
    height: 100vh;
    max-height: none;
    padding: 72px 16px 5.5rem;
    background: var(--bg);
    border-right: 1px solid var(--border);
    transform: translateX(-100%);
    transition: transform 0.2s ease;
  }

  .tools-sidebar.is-open {
    transform: translateX(0);
  }

  .tools-overlay.is-visible {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 25;
    background: rgba(0, 0, 0, 0.4);
  }
}

/* —— Sprite auto-split extractor —— */

.tool-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

@media (min-width: 768px) {
  .tool-panel {
    padding: 32px;
  }
}

.tool-panel-head {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

@media (min-width: 640px) {
  .tool-panel-head {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
  }
}

.tool-panel-titles h1 {
  margin: 0 0 8px;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  line-height: 1.25;
  font-weight: 700;
}

.tool-panel-titles p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.7;
  max-width: 40rem;
}

.tool-settings-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: color-mix(in srgb, var(--bg) 55%, var(--card));
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  flex-shrink: 0;
}

.tool-settings-btn:hover {
  border-color: var(--link);
}

.tool-settings-btn svg {
  width: 18px;
  height: 18px;
  color: var(--muted);
  flex-shrink: 0;
}

.tool-settings-summary {
  color: var(--link);
  font-weight: 600;
}

.tool-dropzone {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 36px 20px;
  margin-bottom: 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.tool-dropzone:hover,
.tool-dropzone.drag-over {
  border-color: var(--link);
  background: color-mix(in srgb, var(--link) 8%, transparent);
}

.tool-dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.tool-clear-btn {
  position: relative;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 4px auto 0;
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 35%, var(--card));
  color: var(--text);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
}

.tool-clear-btn:hover {
  border-color: var(--link);
}

.tool-clear-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.tool-upload-icon {
  width: 40px;
  height: 40px;
  color: var(--muted);
}

.tool-dropzone-title {
  margin: 14px 0 0;
  color: var(--text);
  font-size: 1.05rem;
}

.tool-dropzone-title .accent {
  color: var(--link);
  font-weight: 600;
}

.tool-dropzone-hint,
.tool-status {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.tool-status .status-warning {
  display: block;
  margin-top: 0.5rem;
  color: #d4a574;
  font-size: 0.82rem;
}

.preview-thumb {
  max-width: 6rem;
  max-height: 6rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  object-fit: contain;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
}

.preview-thumb.is-single {
  max-width: min(100%, 36rem);
  max-height: 28rem;
}

#preview-images {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 12px;
}

.tool-loader {
  border: 3px solid var(--border);
  border-top-color: var(--link);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  margin: 2rem auto;
  animation: tool-spin 0.8s linear infinite;
}

@keyframes tool-spin {
  to {
    transform: rotate(360deg);
  }
}

.tool-output-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: stretch;
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

@media (min-width: 640px) {
  .tool-output-head {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.tool-output-head h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.tool-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
}

.tool-btn:hover {
  text-decoration: none;
  filter: brightness(1.06);
}

.tool-btn svg {
  width: 18px;
  height: 18px;
}

.tool-btn-primary {
  background: color-mix(in srgb, var(--link) 35%, #3949ab);
  border-color: color-mix(in srgb, var(--link) 50%, transparent);
}

.tool-btn-muted {
  background: color-mix(in srgb, var(--bg) 40%, var(--card));
  border-color: var(--border);
}

.tool-btn-muted:hover {
  border-color: var(--link);
}

.tool-sprite-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

@media (min-width: 480px) {
  .tool-sprite-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .tool-sprite-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .tool-sprite-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

.sprite-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 8px;
  aspect-ratio: 1;
  border-radius: 8px;
  border: 1px solid var(--border);
  background-color: color-mix(in srgb, var(--bg) 70%, var(--card));
  background-image:
    linear-gradient(45deg, #2a3040 25%, transparent 25%),
    linear-gradient(-45deg, #2a3040 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #2a3040 75%),
    linear-gradient(-45deg, transparent 75%, #2a3040 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  transition: border-color 0.15s ease;
}

.sprite-wrapper:hover {
  border-color: var(--link);
}

.sprite-canvas {
  max-width: 100%;
  max-height: 100%;
}

.download-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  display: flex;
  padding: 6px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  opacity: 0;
  transition: opacity 0.15s ease;
  z-index: 2;
}

.sprite-wrapper:hover .download-btn {
  opacity: 0.9;
}

.download-btn:hover {
  opacity: 1;
  background: rgba(0, 0, 0, 0.75);
}

.download-btn svg {
  width: 16px;
  height: 16px;
  color: #fff;
  display: block;
}

.tool-sample {
  margin-top: 28px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}

.tool-sample-copy h2 {
  margin: 0 0 6px;
  font-size: 1.15rem;
  font-weight: 600;
}

.tool-sample-copy p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.tool-sample-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 55%, var(--card));
  cursor: pointer;
  overflow: hidden;
  text-align: left;
  font: inherit;
  color: inherit;
  transition: border-color 0.15s ease;
}

.tool-sample-btn:hover {
  border-color: var(--link);
}

.tool-sample-btn:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 2px;
}

.tool-sample-btn img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 18rem;
  object-fit: contain;
  background:
    linear-gradient(45deg, #2a3040 25%, transparent 25%),
    linear-gradient(-45deg, #2a3040 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #2a3040 75%),
    linear-gradient(-45deg, transparent 75%, #2a3040 75%);
  background-color: #151821;
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}

.tool-sample-cta {
  display: block;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  color: var(--link);
  font-size: 0.92rem;
  font-weight: 600;
}

.tool-cta {
  margin-top: 28px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--bg) 45%, var(--card));
}

.tool-cta p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.tool-cta a {
  font-weight: 600;
}

.tool-article {
  margin-top: 28px;
}

.tool-article p {
  margin: 0 0 0.85em;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.tool-article p:last-child {
  margin-bottom: 0;
}

.tool-article a {
  font-weight: 600;
}

.tools-main figure.video-embed {
  margin: 0 0 20px;
  max-width: 100%;
}

.tool-panel-head + figure.video-embed {
  margin: 0 0 20px;
}

.tools-main figure.video-embed .video-embed-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
}

.tools-main figure.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  color-scheme: dark;
}

/* Modals */
.tool-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.72);
}

.tool-modal-card {
  width: min(100%, 500px);
  max-height: 90vh;
  overflow: auto;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.tool-modal-card.is-wide {
  width: min(100%, 720px);
}

.tool-modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.tool-modal-head h2 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
}

.tool-modal-close {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
}

.tool-modal-close:hover {
  color: var(--text);
}

.tool-field {
  margin-bottom: 22px;
}

.tool-field label,
.tool-field .tool-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--text);
}

.tool-field .hint {
  margin: 8px 0 0;
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
}

.tool-field .range-ends {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--muted);
}

.tool-field input[type="range"] {
  width: 100%;
  accent-color: var(--link);
}

.tool-radio {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--text);
}

.tool-radio input {
  accent-color: var(--link);
}

.tool-color-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.tool-color-row input[type="color"] {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
}

.tool-modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.color-picker-image {
  max-width: 100%;
  max-height: 60vh;
  cursor: crosshair;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.color-preview {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: inline-block;
}

.tool-color-pick-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
}

.tool-color-pick-bar .selected {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

.hidden {
  display: none !important;
}

/* —— Sprite sheet splitter —— */

.slice-panel {
  position: relative;
}

.slice-workspace {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-bottom: 8px;
}

.slice-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.slice-file-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}

.slice-toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.slice-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

@media (min-width: 960px) {
  .slice-columns {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.slice-step h2 {
  margin: 4px 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.slice-kicker {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.slice-step .hint {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.55;
}

.slice-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.slice-pill,
.slice-scale {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}

.slice-scale {
  border-radius: 8px;
  padding: 6px 10px;
  font-variant-numeric: tabular-nums;
}

.slice-pill:hover,
.slice-scale:hover {
  color: var(--text);
  border-color: var(--link);
}

.slice-pill.is-active,
.slice-scale.is-active {
  background: color-mix(in srgb, var(--link) 25%, var(--card));
  color: var(--text);
  border-color: color-mix(in srgb, var(--link) 50%, transparent);
}

.slice-overlay-wrap {
  position: relative;
  margin-bottom: 14px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: #151821;
  background-image:
    linear-gradient(45deg, #2a3040 25%, transparent 25%),
    linear-gradient(-45deg, #2a3040 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #2a3040 75%),
    linear-gradient(-45deg, transparent 75%, #2a3040 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}

.slice-overlay {
  display: block;
  width: 100%;
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.slice-dims {
  position: absolute;
  right: 12px;
  bottom: 10px;
  color: color-mix(in srgb, var(--muted) 80%, #fff);
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
}

.slice-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 12px;
  margin-bottom: 12px;
}

.slice-fields-stack {
  grid-template-columns: 1fr;
}

.slice-fields-hint {
  grid-column: 1 / -1;
  margin: 0;
}

.slice-fields label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--muted);
}

.slice-fields input,
.slice-prefix-label input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 55%, var(--card));
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
}

.slice-switch {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 4px 0 8px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
}

.slice-switch-track {
  position: relative;
  width: 36px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 999px;
  background: color-mix(in srgb, var(--bg) 40%, var(--border));
  border: 1px solid var(--border);
}

.slice-switch-track::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform 0.15s ease, background 0.15s ease;
}

.slice-switch.is-on .slice-switch-track {
  background: color-mix(in srgb, var(--link) 40%, var(--card));
  border-color: color-mix(in srgb, var(--link) 55%, transparent);
}

.slice-switch.is-on .slice-switch-track::after {
  transform: translateX(16px);
  background: #fff;
}

.slice-review-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.slice-extracted {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
}

.slice-prefix-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--muted);
  min-width: min(100%, 12rem);
}

.slice-groups {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.slice-group {
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 35%, var(--card));
}

.slice-group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px;
  margin-bottom: 12px;
}

.slice-group-head label {
  flex: 1 1 10rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.78rem;
  color: var(--muted);
}

.slice-group-head input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 55%, var(--card));
  color: var(--text);
  font: inherit;
  font-size: 0.88rem;
}

.slice-group-dl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 40%, var(--card));
  color: var(--text);
  cursor: pointer;
}

.slice-group-dl:hover {
  border-color: var(--link);
}

.slice-group-dl svg {
  width: 18px;
  height: 18px;
}

.slice-group-hint {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.78rem;
  font-style: italic;
}

.slice-previews {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  margin-bottom: 12px;
}

@media (max-width: 640px) {
  .slice-previews {
    grid-template-columns: 1fr;
  }
}

.slice-preview-card {
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 50%, transparent);
}

.slice-preview-card p {
  margin: 0 0 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.slice-preview-card canvas {
  display: block;
  max-width: 100%;
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background-color: #151821;
  background-image:
    linear-gradient(45deg, #2a3040 25%, transparent 25%),
    linear-gradient(-45deg, #2a3040 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #2a3040 75%),
    linear-gradient(-45deg, transparent 75%, #2a3040 75%);
  background-size: 12px 12px;
  background-position: 0 0, 0 6px, 6px -6px, -6px 0;
}

.slice-anim-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.slice-anim-index {
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.slice-frames {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.slice-frame {
  width: 88px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: color-mix(in srgb, var(--bg) 45%, var(--card));
  text-align: center;
}

.slice-frame.is-excluded {
  opacity: 0.42;
}

.slice-frame canvas {
  display: block;
  width: 64px;
  height: 64px;
  margin: 0 auto 6px;
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background-color: #151821;
  background-image:
    linear-gradient(45deg, #2a3040 25%, transparent 25%),
    linear-gradient(-45deg, #2a3040 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #2a3040 75%),
    linear-gradient(-45deg, transparent 75%, #2a3040 75%);
  background-size: 8px 8px;
}

.slice-frame-meta {
  display: block;
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.slice-frame-toggle {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
}

.slice-frame-toggle:hover {
  border-color: var(--link);
}

.slice-export-bar {
  position: sticky;
  bottom: 0;
  z-index: 12;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-top: 8px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--bg) 88%, var(--card));
  backdrop-filter: blur(8px);
}

.slice-bar-text {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

.slice-bar-text:hover {
  color: var(--text);
}

.slice-bar-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.slice-bar-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.slice-export-bar .tool-btn-primary {
  margin-left: auto;
}

.tool-sample-btn img[src*="tool-sheet-splitter"] {
  max-height: 12rem;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}