:root {
  color-scheme: light;
  --bg: #f7f7f5;
  --surface: #ffffff;
  --ink: #111111;
  --muted: #707072;
  --line: #deded9;
  --accent: #111111;
  --accent-soft: #f0f0ed;
  --main-color: #20b9c5;
  --sub-color: #f5f1e8;
  --name-color: #1fa6c0;
  font-family: "Helvetica Neue", Arial, "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

[hidden],
.is-hidden {
  display: none !important;
}

button,
input,
textarea {
  font: inherit;
}

.builder-shell {
  height: 100vh;
  display: grid;
  grid-template-rows: minmax(360px, 1fr) auto;
  background: var(--bg);
  overflow: hidden;
}

.product-canvas {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  padding: 18px 28px 10px;
}

.canvas-header,
.canvas-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.studio-label {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: 24px;
  line-height: 1.08;
}

h2 {
  font-size: 28px;
  line-height: 1.08;
}

h3 {
  font-size: 18px;
  line-height: 1.18;
}

.viewer__toolbar,
.segmented {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: #e8e8e4;
}

.view-tab,
.segment {
  min-height: 36px;
  border: 0;
  border-radius: 999px;
  padding: 0 16px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.view-tab.is-active,
.segment.is-active {
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 2px 8px rgba(20, 20, 20, 0.08);
}

.stage,
.reference {
  min-height: 0;
  display: grid;
  place-items: center;
  margin: 12px 0 8px;
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(247, 247, 245, 0.2)),
    radial-gradient(circle at 50% 45%, #ffffff 0%, #f3f3ef 62%, #e8e8e2 100%);
  overflow: hidden;
}

.stage {
  background: #fff;
}

.photo-canvas {
  width: min(96%, 1120px);
  max-height: calc(100vh - 350px);
  display: block;
  height: auto;
  image-rendering: auto;
  opacity: 0;
  transition: opacity 160ms ease;
}

.photo-canvas.is-ready {
  opacity: 1;
}

.photo-canvas.is-updating {
  opacity: 0.72;
}

.photo-collar {
  width: min(96%, 1120px);
  max-height: 78vh;
  display: none;
}

.recolor-layer {
  opacity: 1;
  mix-blend-mode: color;
}

.recolor-main {
  fill: var(--main-color);
}

.recolor-sub {
  fill: var(--sub-color);
  display: none;
}

.sub-overlay {
  opacity: 0.98;
  mix-blend-mode: normal;
  filter: drop-shadow(0 2px 3px rgba(22, 22, 18, 0.14));
}

.sub-texture-layer {
  opacity: 1;
  isolation: isolate;
}

.sub-texture-fill {
  opacity: 0.92;
}

.sub-texture-shading {
  opacity: 0.34;
  mix-blend-mode: multiply;
}

.sub-texture-light {
  fill: url(#photoHighlight);
  opacity: 0.34;
  mix-blend-mode: soft-light;
}

.sub-luminosity {
  isolation: isolate;
  opacity: 0;
}

.sub-luminosity__fill {
  fill: color-mix(in srgb, var(--sub-color), black 8%);
}

.sub-luminosity__texture {
  mix-blend-mode: luminosity;
  opacity: 0.88;
}

.recolor-name {
  fill: var(--name-color);
}

.glitter-name-layer {
  display: none;
  pointer-events: none;
}

.photo-collar.is-name-glitter .recolor-name {
  filter: saturate(1.18) contrast(1.12);
}

.photo-collar.is-name-glitter .glitter-name-sparkle {
  display: block;
  fill: url(#nameGlitterPattern);
  opacity: 0.74;
  mix-blend-mode: screen;
}

.photo-collar.is-name-glitter .glitter-name-sheen {
  display: block;
  fill: url(#nameGlitterSheen);
  opacity: 0.58;
  mix-blend-mode: overlay;
}

.photo-collar.is-reference-match .recolor-layer,
.photo-collar.is-reference-match .sub-overlay,
.photo-collar.is-reference-match .sub-luminosity,
.photo-collar.is-reference-match .sub-texture-layer,
.photo-collar.is-reference-match .glitter-name-layer {
  opacity: 0;
}

.photo-back,
.photo-back-light,
.photo-main,
.photo-main-grain,
.photo-main-light,
.photo-sub,
.photo-sub-grain,
.photo-sub-light,
.photo-name,
.photo-rivet,
.photo-rivet-dot {
  display: none;
}

.photo-collar.is-reference-match .photo-back,
.photo-collar.is-reference-match .photo-back-light,
.photo-collar.is-reference-match .photo-main,
.photo-collar.is-reference-match .photo-main-grain,
.photo-collar.is-reference-match .photo-main-light,
.photo-collar.is-reference-match .photo-sub,
.photo-collar.is-reference-match .photo-sub-grain,
.photo-collar.is-reference-match .photo-sub-light,
.photo-collar.is-reference-match .photo-name,
.photo-collar.is-reference-match .photo-rivet,
.photo-collar.is-reference-match .photo-rivet-dot {
  opacity: 0;
}

.photo-main {
  fill: var(--main-color);
  opacity: 0.88;
  mix-blend-mode: color;
}

.photo-back {
  fill: var(--main-color);
  opacity: 0.78;
  mix-blend-mode: color;
}

.photo-back-light {
  fill: url(#photoHighlight);
  opacity: 0.62;
  mix-blend-mode: soft-light;
}

.photo-main-grain,
.photo-sub-grain {
  opacity: 0.28;
  mix-blend-mode: multiply;
}

.photo-sub-grain {
  opacity: 0.16;
}

.photo-main-light,
.photo-sub-light {
  fill: url(#photoHighlight);
  opacity: 0.74;
  mix-blend-mode: soft-light;
}

.photo-sub {
  fill: var(--sub-color);
  opacity: 0.72;
  mix-blend-mode: color;
}

.name-text {
  fill: var(--name-color);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 164px;
  font-weight: 800;
  letter-spacing: 0;
  opacity: 0.96;
  paint-order: stroke;
  stroke: color-mix(in srgb, var(--sub-color), white 52%);
  stroke-width: 14px;
}

.photo-name {
  transform: scaleX(1.06);
  transform-origin: 542px 805px;
}

.name-text.is-glitter {
  filter: none;
  stroke-width: 14px;
}

.photo-rivet {
  fill: url(#goldRivet);
  stroke: rgba(83, 59, 28, 0.42);
  stroke-width: 4;
  opacity: 0;
}

.photo-rivet-dot {
  fill: rgba(255, 247, 220, 0.8);
  opacity: 0;
}

.reference {
  align-content: center;
  gap: 16px;
  padding: 24px;
}

.reference__image {
  max-width: min(94%, 820px);
  max-height: 68vh;
  object-fit: contain;
  border-radius: 8px;
}

.reference__caption {
  width: min(94%, 820px);
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
}

.reference__thumbs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.thumb {
  width: 112px;
  height: 84px;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  border: 2px solid transparent;
  border-radius: 8px;
  padding: 0;
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  overflow: hidden;
}

.thumb.is-active {
  border-color: var(--ink);
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumb span {
  min-width: 0;
  padding: 4px 6px 6px;
  overflow: hidden;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.readout {
  min-height: 38px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.readout strong {
  color: var(--ink);
}

.customizer {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(220px, 0.72fr);
  grid-template-areas:
    "summary summary summary name"
    "main sub namecolor order";
  column-gap: 14px;
  row-gap: 8px;
  max-height: 372px;
  overflow: auto;
  padding: 12px 20px 16px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.summary-panel {
  grid-area: summary;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 4px;
  border-bottom: 0;
}

.summary-panel h2 {
  font-size: 20px;
}

.badge {
  flex: none;
  border: 1px solid #d6d6d2;
  border-radius: 999px;
  padding: 7px 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.name-lock,
.builder-step,
.order-panel {
  padding: 10px 12px;
  border: 0;
  border-left: 1px solid var(--line);
}

.name-lock {
  grid-area: name;
  display: grid;
  gap: 8px;
  align-content: end;
}

.builder-step--main {
  grid-area: main;
  border-left: 0;
}

.builder-step--sub {
  grid-area: sub;
}

.builder-step--name {
  grid-area: namecolor;
}

.order-panel {
  grid-area: order;
}

.name-lock label,
.order-panel label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.name-lock input {
  width: 100%;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  background: #f5f5f2;
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
}

.step-head {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 9px;
  align-items: start;
  margin-bottom: 8px;
}

.step-number {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.step-head p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.swatches {
  display: grid;
  gap: 4px;
}

.swatches--belt,
.swatches--name {
  grid-template-columns: repeat(11, minmax(24px, 1fr));
}

.swatches--name {
  margin-top: 8px;
}

.swatch {
  min-height: 58px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.swatch--compact {
  width: 100%;
  min-height: 0;
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: 1fr;
  place-items: center;
  border-color: transparent;
  border-radius: 50%;
  padding: 3px;
  background: transparent;
}

.swatch--compact:hover {
  border-color: #8f8f8a;
}

.swatch--compact.is-active {
  border-color: #111;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px #111;
}

.swatch--compact .swatch__chip {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.swatch:hover {
  border-color: #a8a8a4;
}

.swatch.is-active {
  border-color: #111;
  box-shadow: inset 0 0 0 1px #111;
}

.swatch__chip {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.18);
  background-color: var(--chip);
  background-image: var(--chip-image);
  background-position: center;
  background-size: cover;
}

.swatch__label {
  min-width: 0;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.25;
  overflow-wrap: anywhere;
  white-space: normal;
}

.swatch[data-texture="glitter"] .swatch__chip {
  background-color: var(--chip);
  background-image:
    radial-gradient(circle at 28% 22%, rgba(255, 255, 255, 0.98) 0 2px, transparent 3px),
    radial-gradient(circle at 68% 64%, rgba(255, 255, 255, 0.9) 0 1.5px, transparent 2.8px),
    radial-gradient(circle at 46% 78%, rgba(255, 255, 255, 0.72) 0 1px, transparent 2px),
    repeating-conic-gradient(from 18deg, rgba(255, 255, 255, 0.45) 0 10deg, rgba(0, 0, 0, 0.18) 10deg 21deg, transparent 21deg 34deg),
    linear-gradient(135deg, rgba(255, 255, 255, 0.38), transparent 46%, rgba(0, 0, 0, 0.18));
  background-blend-mode: screen, screen, screen, overlay, normal;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.28),
    inset 0 -8px 12px rgba(0, 0, 0, 0.14);
}

.copy-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.copy-button {
  min-height: 42px;
  border: 1px solid #111;
  border-radius: 999px;
  padding: 0 16px;
  background: #111;
  color: #fff;
  cursor: pointer;
  font-size: 13px;
  font-weight: 800;
}

.copy-button--secondary {
  background: #fff;
  color: #111;
}

.copy-status {
  min-width: 0;
  color: var(--muted);
  font-size: 12px;
}

.order-panel textarea {
  width: 100%;
  min-height: 72px;
  max-height: 86px;
  resize: vertical;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #f6f6f3;
  color: var(--ink);
  font-size: 12px;
  line-height: 1.55;
}

.copy-button:focus-visible,
.swatch:focus-visible,
.segment:focus-visible,
.view-tab:focus-visible,
.thumb:focus-visible {
  outline: 3px solid rgba(17, 17, 17, 0.18);
  outline-offset: 2px;
}

@media (max-width: 980px) {
  .builder-shell {
    height: auto;
    grid-template-rows: auto auto;
    overflow: visible;
  }

  .product-canvas {
    min-height: auto;
    padding: 18px;
  }

  .customizer {
    display: block;
    height: auto;
    max-height: none;
    overflow: visible;
    border-top: 1px solid var(--line);
  }

  .summary-panel,
  .name-lock,
  .builder-step,
  .order-panel {
    padding: 16px 0;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .stage,
  .reference {
    min-height: 300px;
    margin: 16px 0 12px;
  }
}

@media (max-width: 560px) {
  .canvas-header {
    align-items: stretch;
    flex-direction: column;
  }

  .viewer__toolbar {
    width: 100%;
  }

  .view-tab {
    flex: 1;
  }

  .reference__image {
    max-height: 58vh;
  }

  .thumb {
    width: calc(50% - 5px);
    max-width: 150px;
  }

  .customizer {
    padding: 22px 18px;
  }

  .summary-panel {
    align-items: flex-start;
    flex-direction: column;
  }

  .swatches {
    grid-template-columns: repeat(8, minmax(30px, 1fr));
  }

  .copy-row {
    align-items: stretch;
    flex-direction: column;
  }

  .copy-button {
    width: 100%;
  }
}