.swatch-designer {
  width: 100%;
  min-height: 760px;
  padding: 2rem clamp(1rem, 3vw, 2rem) 4rem;
  box-sizing: border-box;
  background: linear-gradient(135deg, rgba(80, 183, 243, 0.14), transparent 26%), linear-gradient(315deg, rgba(229, 80, 157, 0.16), transparent 28%), #f7f7fa;
  color: #15151a;
}
.swatch-designer .swatch-canvas-palette {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 280px;
  height: 40px;
  margin: 0 auto 2rem;
  border-radius: 2rem;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 14px 32px rgba(18, 18, 24, 0.14);
}
.swatch-designer .swatch-canvas-swatch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--swatch-canvas-color, #f7f7fa);
  cursor: pointer;
  overflow: hidden;
}
.swatch-designer .swatch-canvas-swatch:nth-child(1) {
  --swatch-canvas-color: #f7f7fa;
}
.swatch-designer .swatch-canvas-swatch:nth-child(2) {
  --swatch-canvas-color: #15151a;
}
.swatch-designer .swatch-canvas-swatch:nth-child(3) {
  --swatch-canvas-color: #8f6b92;
}
.swatch-designer .swatch-canvas-swatch:nth-child(4) {
  --swatch-canvas-color: #dfe7ef;
}
.swatch-designer .swatch-canvas-swatch:nth-child(5) {
  --swatch-canvas-color: #f3eadf;
}
.swatch-designer .swatch-canvas-swatch input[type=color] {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}
.swatch-designer .swatch-canvas-swatch input[type=color]::-webkit-color-swatch-wrapper {
  padding: 0;
}
.swatch-designer .swatch-canvas-swatch input[type=color]::-webkit-color-swatch,
.swatch-designer .swatch-canvas-swatch input[type=color]::-moz-color-swatch {
  border: 0;
  border-radius: 50%;
}
.swatch-designer .swatch-workbench {
  display: grid;
  grid-template-columns: minmax(240px, 300px) minmax(320px, 1fr) minmax(280px, 340px);
  gap: 1rem;
  align-items: stretch;
  width: min(100%, 1280px);
  margin: 0 auto;
}
.swatch-designer .swatch-panel,
.swatch-designer .swatch-stage,
.swatch-designer .swatch-library {
  border: 1px solid rgba(20, 20, 30, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 32px rgba(18, 18, 24, 0.14);
  backdrop-filter: blur(10px);
}
.swatch-designer .swatch-panel {
  padding: 1rem;
}
.swatch-designer .swatch-controls {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.swatch-designer .swatch-control-group {
  display: grid;
  gap: 0.5rem;
}
.swatch-designer .swatch-control-group label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
}
.swatch-designer input[type=color],
.swatch-designer select {
  width: 100%;
  min-height: 40px;
  border: 1px solid rgba(20, 20, 30, 0.16);
  border-radius: 6px;
  background: #fff;
  color: #15151a;
}
.swatch-designer select {
  padding: 0.55rem;
}
.swatch-designer input[type=range] {
  width: 100%;
  appearance: none;
  background: transparent;
}
.swatch-designer input[type=range]::-webkit-slider-runnable-track {
  height: 8px;
  border-radius: 999px;
  background: #d9dbe6;
}
.swatch-designer input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  margin-top: -6px;
  border-radius: 50%;
  background: #8729d4;
  cursor: pointer;
}
.swatch-designer input[type=range]::-moz-range-track {
  height: 8px;
  border-radius: 999px;
  background: #d9dbe6;
}
.swatch-designer input[type=range]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border: 0;
  border-radius: 50%;
  background: #8729d4;
  cursor: pointer;
}
.swatch-designer .swatch-button-row,
.swatch-designer .swatch-code-toolbar,
.swatch-designer .swatch-library-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.swatch-designer button {
  border: 0;
  border-radius: 999px;
  padding: 0.55rem 0.9rem;
  background: #15151a;
  color: #fff;
  cursor: pointer;
  font-weight: 700;
}
.swatch-designer button:hover,
.swatch-designer .swatch-code-mode.is-active {
  background: #8729d4;
}
.swatch-designer .swatch-stage {
  display: grid;
  grid-template-rows: minmax(340px, 1fr) auto;
  min-height: 520px;
  overflow: hidden;
  background: #f7f7fa;
}
.swatch-designer .swatch-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  min-height: 100%;
  padding: 10px;
  box-sizing: border-box;
  overflow-x: auto;
  overflow-y: hidden;
}
.swatch-designer .swatch-card {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-width: 0;
  padding: 1rem;
  color: var(--swatch-label-color, #fff);
  cursor: pointer;
}
.swatch-designer .swatch-card span {
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.25);
  font-family: var(--font-mono, "Courier New", Courier, monospace);
  font-size: 0.9rem;
}
.swatch-designer .swatch-meta {
  padding: 1.25rem;
  background: #fff;
}
.swatch-designer .swatch-meta h2 {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
}
.swatch-designer .swatch-meta p {
  margin: 0;
  color: #676775;
  font-family: var(--font-mono, "Courier New", Courier, monospace);
}
.swatch-designer .swatch-code-panel {
  overflow: auto;
}
.swatch-designer .swatch-code-output {
  min-height: 420px;
  margin: 1rem 0 0;
  overflow: auto;
  white-space: pre;
  font-family: var(--font-mono, "Courier New", Courier, monospace);
  font-size: 0.92rem;
  line-height: 1.5;
}
.swatch-designer .swatch-library {
  width: min(100%, 1280px);
  margin: 1rem auto 0;
  padding: 1rem;
  box-sizing: border-box;
}
.swatch-designer .swatch-library-header {
  justify-content: space-between;
  margin-bottom: 1rem;
}
.swatch-designer .swatch-library-header h2 {
  margin: 0;
  font-size: 1.15rem;
}
.swatch-designer .swatch-library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0.75rem;
}
.swatch-designer .swatch-library-card {
  border: 1px solid rgba(20, 20, 30, 0.08);
  border-radius: 8px;
  padding: 0.65rem;
  background: #fff;
  cursor: pointer;
}
.swatch-designer .swatch-library-card.is-active {
  border-color: #8729d4;
  box-shadow: 0 0 0 2px rgba(135, 41, 212, 0.22);
}
.swatch-designer .swatch-library-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  height: 48px;
  overflow: hidden;
  border-radius: 6px;
}
.swatch-designer .swatch-library-card h3 {
  margin: 0.55rem 0 0;
  font-size: 0.92rem;
}
@media screen and (max-width: 980px) {
  .swatch-designer .swatch-workbench {
    grid-template-columns: 1fr;
  }
  .swatch-designer .swatch-controls {
    flex-direction: row;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }
  .swatch-designer .swatch-control-group,
  .swatch-designer .swatch-button-row {
    flex: 0 0 min(260px, 76vw);
    scroll-snap-align: start;
  }
  .swatch-designer .swatch-stage {
    min-height: 420px;
  }
  .swatch-designer .swatch-strip {
    grid-auto-columns: minmax(96px, 1fr);
  }
  .swatch-designer .swatch-card {
    min-width: 96px;
  }
  .swatch-designer .swatch-code-output {
    min-height: 220px;
  }
}