.the {
  --the-paper: #f7faf9;
  --the-panel: #fff;
  --the-ink: #20262d;
  --the-muted: #65717d;
  --the-line: #d6dee3;
  --the-blue: #2f78a5;
  --the-green: #2c9a7b;
  --the-gold: #bd7b2a;
  --the-rose: #bd5361;
  --the-shadow: rgba(24, 35, 45, 0.12);

  width: 100%;
}

.theme-dark .the {
  --the-paper: #111820;
  --the-panel: #18222b;
  --the-ink: #f3f7f8;
  --the-muted: #a9b5bd;
  --the-line: #33414c;
  --the-shadow: rgba(0, 0, 0, 0.34);
}

.the__shell {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--the-line);
  border-radius: 8px;
  background: var(--the-paper);
  color: var(--the-ink);
  box-shadow: 0 18px 44px var(--the-shadow);
}

.the__stage {
  position: relative;
  display: grid;
  grid-template-rows: minmax(22rem, auto) auto;
  min-height: 23rem;
  border-bottom: 1px solid var(--the-line);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--the-line) 32%, transparent) 1px, transparent 1px),
    linear-gradient(180deg, color-mix(in srgb, var(--the-line) 28%, transparent) 1px, transparent 1px),
    var(--the-panel);
  background-size: 34px 34px;
}

.the__scene {
  display: block;
  width: 100%;
  height: min(56vw, 28rem);
  min-height: 22rem;
}

.the__wall {
  fill: color-mix(in srgb, var(--the-panel) 88%, var(--the-paper));
  stroke: var(--the-line);
}

.the__ticks line {
  stroke: var(--the-line);
  stroke-width: 1;
  stroke-dasharray: 4 10;
}

.the__ticks text,
.the__scale-label,
.the__figure-label {
  fill: var(--the-muted);
  font-size: 14px;
  font-weight: 850;
}

.the__figure-label {
  text-anchor: middle;
  font-size: 13px;
}

.the__range-band {
  fill: url("#theRangeFill");
  stroke: var(--the-green);
  stroke-width: 2;
  stroke-dasharray: 9 7;
}

.the__target-line {
  stroke: var(--the-rose);
  stroke-width: 4;
  stroke-linecap: round;
}

.the__floor {
  stroke: color-mix(in srgb, var(--the-ink) 42%, transparent);
  stroke-width: 3;
  stroke-linecap: round;
}

.the__person {
  transform-box: view-box;
  transform-origin: 0 0;
  transition: transform 180ms ease;
}

.the__person circle,
.the__body,
.the__hair {
  stroke: var(--the-ink);
  stroke-width: 4;
  stroke-linejoin: round;
}

.the__arm,
.the__leg {
  fill: none;
  stroke: var(--the-ink);
  stroke-width: 5;
  stroke-linecap: round;
  opacity: 0.95;
}

.the__person--mother circle,
.the__person--mother .the__body {
  fill: color-mix(in srgb, var(--the-green) 28%, var(--the-panel));
}

.the__person--father circle,
.the__person--father .the__body {
  fill: color-mix(in srgb, var(--the-blue) 28%, var(--the-panel));
}

.the__person--child circle,
.the__person--child .the__body,
.the__person--child .the__pants {
  fill: color-mix(in srgb, var(--the-gold) 38%, var(--the-panel));
}

.the__hair {
  fill: color-mix(in srgb, var(--the-ink) 74%, transparent);
}

.the__ponytail {
  fill: color-mix(in srgb, var(--the-ink) 74%, transparent);
  stroke: var(--the-ink);
  stroke-width: 3;
}

.the__pants {
  stroke: var(--the-ink);
  stroke-width: 4;
  stroke-linejoin: round;
}

.the__person--child[data-sex="boy"] .the__hair--girl,
.the__person--child[data-sex="boy"] .the__body--girl,
.the__person--child[data-sex="boy"] .the__leg--girl,
.the__person--child[data-sex="boy"] .the__ponytail,
.the__person--child[data-sex="girl"] .the__hair--boy,
.the__person--child[data-sex="girl"] .the__body--boy,
.the__person--child[data-sex="girl"] .the__pants--boy,
.the__person--child[data-sex="girl"] .the__leg--boy {
  display: none;
}

.the__result {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "label value"
    "range value";
  gap: 0.2rem 1rem;
  align-items: center;
  padding: 0.95rem clamp(1rem, 3vw, 1.25rem);
  border-top: 1px solid var(--the-line);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--the-rose) 10%, transparent), transparent 48%),
    color-mix(in srgb, var(--the-panel) 86%, var(--the-paper));
}

.the__result span {
  grid-area: label;
  color: var(--the-muted);
  font-size: 0.75rem;
  font-weight: 950;
  text-transform: uppercase;
}

.the__result strong {
  grid-area: value;
  color: var(--the-rose);
  font-size: clamp(2.8rem, 8vw, 4.5rem);
  line-height: 0.95;
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}

.the__result em {
  grid-area: range;
  color: var(--the-muted);
  font-size: 0.9rem;
  font-style: normal;
  font-weight: 800;
}

.the__panel {
  display: grid;
  gap: 0.9rem;
  padding: clamp(1rem, 3vw, 1.35rem);
}

.the__toggles {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.7rem;
  align-items: center;
}

.the__unit,
.the__sex {
  display: inline-grid;
  grid-auto-flow: column;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid var(--the-line);
  border-radius: 8px;
  background: var(--the-panel);
}

.the__unit {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.the__unit-btn,
.the__sex-btn {
  height: 2.35rem;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--the-muted);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 900;
  cursor: pointer;
}

.the__sex-btn {
  width: 2.35rem;
  display: grid;
  place-items: center;
}

.the__sex-btn svg {
  width: 1.15rem;
  height: 1.15rem;
}

.the__unit-btn--active,
.the__sex-btn--active {
  background: var(--the-ink);
  color: var(--the-panel);
}

.theme-dark .the__unit-btn--active,
.theme-dark .the__sex-btn--active {
  background: #eef4f5;
  color: #111820;
}

.the__field {
  display: grid;
  gap: 0.7rem;
  padding: 0.85rem;
  border: 1px solid var(--the-line);
  border-radius: 8px;
  background: var(--the-panel);
}

.the__field > span {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  color: var(--the-muted);
  font-size: 0.82rem;
  font-weight: 900;
}

.the__field strong {
  color: var(--the-ink);
  font-size: clamp(1.3rem, 5vw, 1.85rem);
  line-height: 1;
}

.the__range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 1.28rem;
  margin: 0;
  border: 0;
  background: transparent;
  accent-color: var(--the-green);
}

.the__range::-webkit-slider-runnable-track {
  height: 0.44rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--the-blue), var(--the-green), var(--the-gold));
}

.the__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  margin-top: calc((0.44rem - 1.28rem) / 2);
  width: 1.28rem;
  height: 1.28rem;
  border: 2px solid var(--the-panel);
  border-radius: 999px;
  background: var(--the-ink);
  box-shadow: 0 3px 12px var(--the-shadow);
}

.the__range::-moz-range-track {
  height: 0.44rem;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--the-blue), var(--the-green), var(--the-gold));
}

.the__range::-moz-range-thumb {
  box-sizing: border-box;
  width: 1.28rem;
  height: 1.28rem;
  border: 2px solid var(--the-panel);
  border-radius: 999px;
  background: var(--the-ink);
}

.the__cards {
  display: grid;
  gap: 0.7rem;
}

.the__card {
  display: grid;
  grid-template-columns: 1.45rem 1fr;
  gap: 0.72rem;
  padding: 0.85rem;
  border: 1px solid var(--the-line);
  border-radius: 8px;
  background: var(--the-panel);
  color: var(--the-muted);
}

.the__card svg {
  width: 1.15rem;
  height: 1.15rem;
  color: var(--the-green);
}

.the__card--note svg,
.the__card--note strong {
  color: var(--the-gold);
}

.the__card p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.45;
}

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

@media (max-width: 520px) {
  .the__toggles,
  .the__field > span {
    grid-template-columns: 1fr;
  }

  .the__sex {
    width: max-content;
  }

  .the__result {
    grid-template-columns: 1fr;
    grid-template-areas:
      "label"
      "value"
      "range";
  }

  .the__result strong {
    text-align: left;
  }
}

@media (min-width: 920px) {
  .the__shell {
    grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  }

  .the__stage {
    border-right: 1px solid var(--the-line);
    border-bottom: 0;
  }
}