.pet-carrier-crate-size-planner {
  --n-ink: #14313a;
  --n-muted: #557079;
  --n-paper: #f4efe6;
  --n-card: #fffdf8;
  --n-line: #cfdad7;
  --n-teal: #087c78;
  --n-teal-dark: #07514f;
  --n-coral: #d85f49;
  --n-coral-soft: #f5d7ca;
  --n-blueprint: #e1f0ed;
  --n-result: #163d46;
  --n-result-text: #fffdf8;
  --n-result-muted: #b7d2d0;
  --n-carrier: #fffdf8;
  --n-grid: #fff;
  --n-pet: #14313a;
  --n-focus: #e9a391;
  --n-status: #d7eee6;
  --n-status-text: #07514f;
  --n-adjusted: #f7cfc2;
  --n-adjusted-text: #7d3025;
  --n-error: #9b382b;

  box-sizing: border-box;
  max-width: 70rem;
  margin: 2rem auto;
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid var(--n-line);
  border-radius: 1.5rem;
  color: var(--n-ink);
  background: var(--n-paper);
  box-shadow: 0.45rem 0.45rem 0 rgba(18, 62, 59, 0.12);
}

.theme-dark .pet-carrier-crate-size-planner {
  --n-ink: #f0faf7;
  --n-muted: #b1c8c7;
  --n-paper: #0b1e2a;
  --n-card: #142d38;
  --n-line: #36535c;
  --n-teal: #32bcb1;
  --n-teal-dark: #09252e;
  --n-coral: #ff9277;
  --n-coral-soft: #4a2b2c;
  --n-blueprint: #24484d;
  --n-result: #071b26;
  --n-result-text: #f7fffc;
  --n-result-muted: #c2dcda;
  --n-carrier: #eef7f3;
  --n-grid: #d9f2ee;
  --n-pet: #092a34;
  --n-focus: #ffb3a0;
  --n-status: #b5e8db;
  --n-status-text: #092a34;
  --n-adjusted: #6b3834;
  --n-adjusted-text: #fff4ef;
  --n-error: #ffb09b;

  border-color: var(--n-line);
  box-shadow: 0.45rem 0.45rem 0 rgba(0, 0, 0, 0.28);
}

.pet-carrier-crate-size-planner .carrier-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: end;
  padding: 0.25rem 0 1.5rem;
  border-bottom: 1px solid var(--n-line);
}

.pet-carrier-crate-size-planner .carrier-hero-copy p,
.pet-carrier-crate-size-planner .carrier-panel-heading p,
.pet-carrier-crate-size-planner .result-heading p,
.pet-carrier-crate-size-planner .result-heading h2,
.pet-carrier-crate-size-planner .dimension-ledger p,
.pet-carrier-crate-size-planner .carrier-method,
.pet-carrier-crate-size-planner .carrier-note,
.pet-carrier-crate-size-planner .carrier-checklist p {
  margin: 0;
}

.pet-carrier-crate-size-planner .carrier-kicker,
.pet-carrier-crate-size-planner .carrier-panel-heading p,
.pet-carrier-crate-size-planner .result-heading > .result-title-row p,
.pet-carrier-crate-size-planner .dimension-ledger > p {
  color: var(--n-coral);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.13em;
  line-height: 1.3;
  text-transform: uppercase;
}

.pet-carrier-crate-size-planner .carrier-kicker {
  margin-bottom: 0.35rem;
}

.pet-carrier-crate-size-planner .carrier-journey {
  max-width: 42rem;
  color: var(--n-muted);
  font-size: 1rem;
  line-height: 1.5;
}

.pet-carrier-crate-size-planner .unit-switch {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.pet-carrier-crate-size-planner .unit-switch > span {
  margin-right: 0.2rem;
  color: var(--n-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pet-carrier-crate-size-planner button {
  min-height: 2.7rem;
  border: 1px solid var(--n-line);
  border-radius: 0.7rem;
  padding: 0.6rem 0.85rem;
  color: var(--n-ink);
  background: var(--n-card);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease, transform 160ms ease;
}

.pet-carrier-crate-size-planner button:hover,
.pet-carrier-crate-size-planner button:focus-visible {
  border-color: var(--n-teal);
  transform: translateY(-1px);
}

.pet-carrier-crate-size-planner button.is-active,
.pet-carrier-crate-size-planner [data-unit].is-active {
  border-color: var(--n-teal);
  color: var(--n-card);
  background: var(--n-teal);
}

.pet-carrier-crate-size-planner .carrier-workbench {
  display: grid;
  grid-template-columns: minmax(17rem, 0.78fr) minmax(0, 1.22fr);
  gap: 1rem;
  min-width: 0;
  margin-top: 1rem;
}

.pet-carrier-crate-size-planner .carrier-controls,
.pet-carrier-crate-size-planner .carrier-result {
  min-width: 0;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border: 1px solid var(--n-line);
  border-radius: 1.15rem;
}

.pet-carrier-crate-size-planner .carrier-controls {
  background: var(--n-card);
}

.pet-carrier-crate-size-planner .carrier-result {
  overflow: hidden;
  color: var(--n-result-text);
  background: var(--n-result);
  border-color: var(--n-result);
}

.pet-carrier-crate-size-planner .carrier-panel-heading {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 1.35rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--n-line);
}

.pet-carrier-crate-size-planner .carrier-panel-heading h2 {
  margin: 0.15rem 0 0;
  color: var(--n-ink);
  font-size: 1.35rem;
  line-height: 1.1;
}

.pet-carrier-crate-size-planner .carrier-panel-heading p {
  color: var(--n-muted);
  font-size: 0.68rem;
}

.pet-carrier-crate-size-planner .carrier-step {
  display: grid;
  flex: 0 0 2.2rem;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 0.65rem;
  color: var(--n-card);
  background: var(--n-coral);
  font-size: 0.75rem;
  font-weight: 900;
}

.pet-carrier-crate-size-planner fieldset {
  min-width: 0;
  margin: 0 0 1.2rem;
  padding: 0;
  border: 0;
}

.pet-carrier-crate-size-planner legend {
  margin-bottom: 0.55rem;
  color: var(--n-ink);
  font-weight: 800;
}

.pet-carrier-crate-size-planner .choice-row,
.pet-carrier-crate-size-planner .preset-strip {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.pet-carrier-crate-size-planner .choice-row button {
  display: flex;
  flex: 1;
  gap: 0.45rem;
  align-items: center;
  justify-content: center;
  min-width: 7rem;
}

.pet-carrier-crate-size-planner .choice-row svg {
  width: 1.1rem;
  height: 1.1rem;
}

.pet-carrier-crate-size-planner .measurements {
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1rem;
  padding-top: 0.15rem;
  border-top: 1px solid var(--n-line);
}

.pet-carrier-crate-size-planner .measurements legend {
  padding-top: 1rem;
}

.pet-carrier-crate-size-planner .measurements label {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(5rem, 6.25rem) auto;
  gap: 0.55rem;
  align-items: center;
}

.pet-carrier-crate-size-planner .measurements label > span {
  font-size: 0.87rem;
  line-height: 1.2;
}

.pet-carrier-crate-size-planner small {
  display: block;
  margin-top: 0.15rem;
  color: var(--n-muted);
  font-size: 0.72rem;
  line-height: 1.25;
}

.pet-carrier-crate-size-planner input[type="number"] {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--n-line);
  border-radius: 0.65rem;
  padding: 0.62rem 0.65rem;
  color: var(--n-ink);
  background: var(--n-card);
  font: inherit;
  font-variant-numeric: tabular-nums;
}

.pet-carrier-crate-size-planner input:focus-visible,
.pet-carrier-crate-size-planner button:focus-visible {
  outline: 3px solid var(--n-focus);
  outline-offset: 2px;
}

.pet-carrier-crate-size-planner .measurements b {
  min-width: 1.7rem;
  color: var(--n-muted);
  font-size: 0.78rem;
}

.pet-carrier-crate-size-planner .snub-toggle {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  margin: 0.2rem 0 1.1rem;
  padding: 0.8rem;
  border: 1px solid var(--n-line);
  border-radius: 0.8rem;
  background: var(--n-paper);
}

.pet-carrier-crate-size-planner .snub-toggle input {
  flex: 0 0 auto;
  margin-top: 0.2rem;
  accent-color: var(--n-coral);
}

.pet-carrier-crate-size-planner .snub-toggle strong {
  font-size: 0.84rem;
}

.pet-carrier-crate-size-planner .preset-strip {
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--n-line);
}

.pet-carrier-crate-size-planner .preset-strip > span {
  width: 100%;
  color: var(--n-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.pet-carrier-crate-size-planner .preset-strip button {
  min-height: 2.3rem;
  padding: 0.45rem 0.62rem;
  font-size: 0.75rem;
}

.pet-carrier-crate-size-planner .carrier-error {
  min-height: 1.25rem;
  margin: 0.75rem 0 0;
  color: var(--n-error);
  font-size: 0.82rem;
}

.pet-carrier-crate-size-planner .result-title-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
}

.pet-carrier-crate-size-planner .result-heading > .result-title-row p {
  color: #f19a7e;
}

.pet-carrier-crate-size-planner .result-heading h2 {
  max-width: 18rem;
  margin-top: 0.25rem;
  font-size: clamp(1.8rem, 4vw, 2.65rem);
  letter-spacing: -0.035em;
  line-height: 0.98;
}

.pet-carrier-crate-size-planner .result-status {
  display: inline-block;
  flex: 0 0 auto;
  margin-top: 0.1rem;
  padding: 0.42rem 0.6rem;
  border-radius: 0.55rem;
  color: var(--n-status-text);
  background: var(--n-status);
  font-size: 0.72rem;
  font-weight: 900;
  white-space: nowrap;
}

.pet-carrier-crate-size-planner .result-status[data-tone="adjusted"] {
  color: var(--n-adjusted-text);
  background: var(--n-adjusted);
}

.pet-carrier-crate-size-planner .result-status-detail {
  display: block;
  max-width: 36rem;
  margin-top: 0.75rem;
  color: var(--n-result-muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.pet-carrier-crate-size-planner .carrier-scene {
  min-height: 0;
  margin: 1.2rem 0 1rem;
  overflow: hidden;
  border-radius: 0.85rem;
}

.pet-carrier-crate-size-planner .carrier-blueprint {
  display: block;
  width: 100%;
  height: auto;
  overflow: hidden;
}

.pet-carrier-crate-size-planner .blueprint-paper {
  fill: var(--n-blueprint);
}

.pet-carrier-crate-size-planner .blueprint-grid {
  stroke: var(--n-grid);
  stroke-width: 1;
  opacity: 0.7;
}

.pet-carrier-crate-size-planner .carrier-outline {
  fill: var(--n-carrier);
  stroke: var(--n-teal);
  stroke-width: 3;
}

.pet-carrier-crate-size-planner .carrier-door {
  fill: none;
  stroke: var(--n-coral);
  stroke-width: 3;
}

.pet-carrier-crate-size-planner .pet-icon {
  display: block;
  fill: var(--n-pet);
}

.pet-carrier-crate-size-planner .measure-line {
  stroke: var(--n-coral);
  stroke-width: 2;
  marker-start: url('#measure-start');
  marker-end: url('#measure-end');
}

.pet-carrier-crate-size-planner .measure-label {
  fill: var(--n-ink);
  font-size: 11px;
  font-weight: 800;
  text-anchor: middle;
}

.pet-carrier-crate-size-planner .blueprint-caption {
  fill: var(--n-muted);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pet-carrier-crate-size-planner .blueprint-badge {
  fill: var(--n-coral);
  font-size: 17px;
  font-weight: 800;
}

.pet-carrier-crate-size-planner .dimension-ledger {
  display: block;
  min-width: 0;
  padding: 1rem 0 0;
  border-top: 1px solid rgba(216, 239, 232, 0.25);
}

.pet-carrier-crate-size-planner .dimension-ledger > p {
  color: #9bc7ba;
}

.pet-carrier-crate-size-planner .dimension-primary,
.pet-carrier-crate-size-planner .dimension-context {
  display: grid;
  width: 100%;
  box-sizing: border-box;
  gap: 0.55rem;
}

.pet-carrier-crate-size-planner .dimension-primary {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0.8rem;
}

.pet-carrier-crate-size-planner .dimension-context {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(216, 239, 232, 0.25);
}

.pet-carrier-crate-size-planner .dimension-primary > div,
.pet-carrier-crate-size-planner .dimension-context > div {
  min-width: 0;
  display: block;
}

.pet-carrier-crate-size-planner .dimension-ledger span,
.pet-carrier-crate-size-planner .dimension-ledger strong {
  display: block;
}

.pet-carrier-crate-size-planner .dimension-ledger span {
  color: var(--n-result-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.pet-carrier-crate-size-planner .dimension-primary strong {
  margin-top: 0.18rem;
  color: var(--n-result-text);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  line-height: 1;
}

.pet-carrier-crate-size-planner .dimension-context strong {
  margin-top: 0.18rem;
  color: var(--n-result-text);
  font-size: 0.92rem;
}

.pet-carrier-crate-size-planner .carrier-checklist h3 {
  margin: 1.25rem 0 0.7rem;
  color: var(--n-result-text);
  font-size: 1rem;
}

.pet-carrier-crate-size-planner .carrier-checklist p {
  display: flex;
  gap: 0.55rem;
  color: var(--n-result-muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

.pet-carrier-crate-size-planner .carrier-checklist p + p {
  margin-top: 0.45rem;
}

.pet-carrier-crate-size-planner .carrier-checklist p span {
  color: #f19a7e;
  font-weight: 900;
}

.pet-carrier-crate-size-planner .carrier-note {
  display: flex;
  gap: 0.8rem;
  margin-top: 1rem;
  padding: 0.95rem 1rem;
  border-left: 4px solid var(--n-coral);
  border-radius: 0 0.75rem 0.75rem 0;
  background: var(--n-coral-soft);
}

.pet-carrier-crate-size-planner .carrier-note strong {
  flex: 0 0 auto;
  color: var(--n-ink);
}

.pet-carrier-crate-size-planner .carrier-note span,
.pet-carrier-crate-size-planner .carrier-method {
  color: var(--n-muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.pet-carrier-crate-size-planner .carrier-method {
  margin-top: 0.9rem;
}

.pet-carrier-crate-size-planner .carrier-method strong {
  color: var(--n-ink);
}

@media (max-width: 760px) {
  .pet-carrier-crate-size-planner .carrier-hero,
  .pet-carrier-crate-size-planner .carrier-workbench {
    grid-template-columns: 1fr;
  }

  .pet-carrier-crate-size-planner .unit-switch {
    justify-content: flex-start;
  }

  .pet-carrier-crate-size-planner .result-title-row {
    display: block;
  }

  .pet-carrier-crate-size-planner .result-status {
    margin-top: 0.8rem;
  }

  .pet-carrier-crate-size-planner .carrier-note {
    display: block;
  }

  .pet-carrier-crate-size-planner .carrier-note strong {
    display: block;
    margin-bottom: 0.35rem;
  }

  .pet-carrier-crate-size-planner .dimension-primary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 430px) {
  .pet-carrier-crate-size-planner {
    margin: 1rem auto;
    padding: 0.8rem;
    border-radius: 1.1rem;
  }

  .pet-carrier-crate-size-planner .carrier-controls,
  .pet-carrier-crate-size-planner .carrier-result {
    padding: 0.9rem;
    border-radius: 0.9rem;
  }

  .pet-carrier-crate-size-planner .measurements label {
    grid-template-columns: minmax(0, 1fr) minmax(4.5rem, 5.5rem) auto;
    gap: 0.4rem;
  }

  .pet-carrier-crate-size-planner .dimension-primary strong {
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pet-carrier-crate-size-planner button {
    transition: none;
  }
}