:root {
  --color-paper: #f4f1e8;
  --color-paper-deep: #ece7d9;
  --color-ink: #1c1b18;
  --color-ink-soft: #6b665b;
  --color-line: #d9d3c3;
  --color-accent: #d8442a;
  --color-accent-deep: #b0331d;
  --color-mark: #e0a92e;
  --font-display: Inter, Noto Sans TC, sans-serif;
  --font-body: Inter, Noto Sans TC, sans-serif;
  --font-mono: Inter, Noto Sans TC, sans-serif;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

.tool-intro {
  max-width: 64ch;
  margin-block: 24px 40px;
  color: #6b665b;
}
.tool-intro code {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 0.9em;
  padding: 1px 4px;
  background: #ece7d9;
  border: 1px solid #d9d3c3;
  border-radius: 2px;
  color: #1c1b18;
}

.dropzone {
  cursor: pointer;
}

.editor-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 24px;
  background: #ece7d9;
  border: 1px solid #d9d3c3;
  border-radius: 2px;
}

.source-card {
  display: flex;
  gap: 16px;
  align-items: center;
  padding-bottom: 24px;
  border-bottom: 1px solid #d9d3c3;
}

.source-thumb {
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  background-color: #f4f1e8;
  background-image: linear-gradient(45deg, #d9d3c3 25%, transparent 25%), linear-gradient(-45deg, #d9d3c3 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #d9d3c3 75%), linear-gradient(-45deg, transparent 75%, #d9d3c3 75%);
  background-size: 12px 12px;
  background-position: 0 0, 0 6px, 6px -6px, -6px 0;
  border: 1.5px solid #1c1b18;
  border-radius: 2px;
  overflow: hidden;
}
.source-thumb img {
  max-width: 100%;
  max-height: 100%;
  display: block;
}

.source-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.source-name {
  font-size: 1rem;
  color: #1c1b18;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-dim {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  color: #6b665b;
  font-variant-numeric: tabular-nums;
}

.source-warn {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  color: #d8442a;
}

.control-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.control-label {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #6b665b;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.04em;
  padding: 4px 16px;
  border: 1px solid #d9d3c3;
  border-radius: 2px;
  color: #6b665b;
  background: #f4f1e8;
  cursor: pointer;
  transition: color 0.4s cubic-bezier(0.22, 0.61, 0.36, 1), border-color 0.4s cubic-bezier(0.22, 0.61, 0.36, 1), background-color 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.chip:hover {
  color: #1c1b18;
  border-color: #1c1b18;
}
.chip.is-active {
  color: #f4f1e8;
  background: #d8442a;
  border-color: #d8442a;
}

.color-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-input {
  width: 40px;
  height: 28px;
  padding: 0;
  border: 1px solid #d9d3c3;
  border-radius: 2px;
  background: #f4f1e8;
  cursor: pointer;
}

.color-value {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  color: #6b665b;
  font-variant-numeric: tabular-nums;
}

.slider {
  width: 100%;
  accent-color: #d8442a;
  cursor: pointer;
}

.control-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 24px;
  border-top: 1px solid #d9d3c3;
}

.output {
  min-width: 0;
}
.output .section-rule:first-child {
  margin-top: 0;
}

.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 16px;
}

.icon-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px;
  background: #ece7d9;
  border: 1px solid #d9d3c3;
  border-radius: 2px;
}

.icon-swatch {
  width: 100%;
  height: 112px;
  display: grid;
  place-items: center;
  background-color: #f4f1e8;
  background-image: linear-gradient(45deg, #d9d3c3 25%, transparent 25%), linear-gradient(-45deg, #d9d3c3 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #d9d3c3 75%), linear-gradient(-45deg, transparent 75%, #d9d3c3 75%);
  background-size: 14px 14px;
  background-position: 0 0, 0 7px, 7px -7px, -7px 0;
  border: 1px solid #d9d3c3;
  border-radius: 2px;
}
.icon-swatch img {
  display: block;
  image-rendering: auto;
}

.icon-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.icon-size {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  color: #1c1b18;
  font-variant-numeric: tabular-nums;
}

.icon-file {
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  color: #6b665b;
}

.icon-dl {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  line-height: 1;
  color: #6b665b;
  background: #f4f1e8;
  border: 1px solid #d9d3c3;
  border-radius: 2px;
  cursor: pointer;
  transition: color 0.4s cubic-bezier(0.22, 0.61, 0.36, 1), border-color 0.4s cubic-bezier(0.22, 0.61, 0.36, 1), background-color 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.icon-dl:hover {
  color: #f4f1e8;
  background: #d8442a;
  border-color: #d8442a;
}

.code-card {
  position: relative;
  background: #1c1b18;
  border: 1.5px solid #1c1b18;
  border-radius: 2px;
}

.copy-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 1;
  font-size: 1rem;
  padding: 4px 16px;
  border-color: #f4f1e8;
  color: #f4f1e8;
  background: rgba(244, 241, 232, 0.06);
}
.copy-btn:hover {
  background: #f4f1e8;
  color: #1c1b18;
}

.code-block {
  margin: 0;
  padding: 24px;
  padding-right: 120px;
  overflow-x: auto;
  font-family: "Inter", "Noto Sans TC", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: #f4f1e8;
  white-space: pre;
}

@media (max-width: 720px) {
  .editor-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }
  .code-block {
    padding-right: 24px;
    padding-top: 64px;
  }
}