.bfpc {
  --bfpc-paper: #f7f8f5;
  --bfpc-panel: #fff;
  --bfpc-ink: #20242a;
  --bfpc-muted: #68707b;
  --bfpc-line: #d9dfdf;
  --bfpc-blue: #2e72c2;
  --bfpc-green: #1e8b61;
  --bfpc-yellow: #d3a326;
  --bfpc-orange: #d46f2d;
  --bfpc-red: #c8434a;
  --bfpc-shadow: rgba(22, 30, 36, 0.12);

  width: 100%;
}

.theme-dark .bfpc {
  --bfpc-paper: #111820;
  --bfpc-panel: #1a232c;
  --bfpc-ink: #f1f5f7;
  --bfpc-muted: #a7b1bb;
  --bfpc-line: #34414b;
  --bfpc-shadow: rgba(0, 0, 0, 0.34);
}

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

.bfpc__toolbar,
.bfpc__body,
.bfpc__notes {
  display: grid;
}

.bfpc__toolbar {
  gap: 0.75rem;
  padding: 0.8rem;
  border-bottom: 1px solid var(--bfpc-line);
  background: var(--bfpc-panel);
}

.bfpc__tabs,
.bfpc__unit,
.bfpc__sex {
  width: max-content;
  display: grid;
  grid-auto-flow: column;
  gap: 0.28rem;
  padding: 0.28rem;
  border: 1px solid var(--bfpc-line);
  border-radius: 8px;
  background: var(--bfpc-paper);
}

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

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

.bfpc__tab,
.bfpc__unit-btn,
.bfpc__sex-btn {
  min-height: 2.45rem;
  min-width: 6.3rem;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--bfpc-muted);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 850;
  cursor: pointer;
}

.bfpc__tab,
.bfpc__sex-btn {
  display: inline-grid;
  grid-auto-flow: column;
  gap: 0.4rem;
  align-items: center;
  justify-content: center;
}

.bfpc__tab svg,
.bfpc__sex-btn svg,
.bfpc__notes svg {
  width: 1.1rem;
  height: 1.1rem;
}

.bfpc__tab--active,
.bfpc__unit-btn--active,
.bfpc__sex-btn--active {
  background: var(--bfpc-ink);
  color: var(--bfpc-panel);
}

.theme-dark .bfpc__tab--active,
.theme-dark .bfpc__unit-btn--active,
.theme-dark .bfpc__sex-btn--active {
  background: #eef3f5;
  color: #151a1f;
}

.bfpc__body {
  grid-template-columns: 1fr;
}

.bfpc__panel,
.bfpc__result {
  padding: clamp(0.95rem, 3vw, 1.35rem);
}

.bfpc__panel {
  display: grid;
  gap: 0.8rem;
  border-bottom: 1px solid var(--bfpc-line);
  align-content: start;
}

.bfpc__caption {
  min-height: 3rem;
  margin: 0;
  color: var(--bfpc-muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.bfpc__fields {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: 1fr;
}

.bfpc__field {
  display: grid;
  gap: 0.55rem;
  padding: 0.78rem 0.82rem;
  border: 1px solid var(--bfpc-line);
  border-radius: 8px;
  background: var(--bfpc-panel);
}

.bfpc__field[hidden] {
  display: none;
}

.bfpc__field span {
  color: var(--bfpc-muted);
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.bfpc__field div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.45rem;
  align-items: baseline;
}

.bfpc__field output {
  width: 100%;
  min-width: 0;
  color: var(--bfpc-ink);
  font: inherit;
  font-size: clamp(1.42rem, 5vw, 1.92rem);
  font-weight: 900;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.bfpc__field input {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 1.35rem;
  margin: 0;
  border: 0;
  background: transparent;
  accent-color: var(--bfpc-ink);
  cursor: ew-resize;
}

.bfpc__field input:focus {
  outline: 2px solid color-mix(in srgb, var(--bfpc-blue) 55%, transparent);
  outline-offset: 3px;
}

.bfpc__field strong {
  color: var(--bfpc-muted);
  font-size: 0.85rem;
}

.bfpc__field input::-webkit-slider-runnable-track {
  height: 0.42rem;
  border-radius: 999px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--bfpc-blue) 78%, white) 0 var(--range-fill, 50%), color-mix(in srgb, var(--bfpc-ink) 14%, transparent) var(--range-fill, 50%) 100%);
  background-color: color-mix(in srgb, var(--bfpc-ink) 14%, transparent);
}

.bfpc__field input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 1.28rem;
  height: 1.28rem;
  margin-top: calc((0.42rem - 1.28rem) / 2);
  border: 2px solid var(--bfpc-panel);
  border-radius: 999px;
  background: var(--bfpc-ink);
  box-shadow: 0 4px 14px var(--bfpc-shadow);
}

.bfpc__field input::-moz-range-track {
  height: 0.42rem;
  border: 0;
  border-radius: 999px;
  background: color-mix(in srgb, var(--bfpc-ink) 14%, transparent);
}

.bfpc__field input::-moz-range-progress {
  height: 0.42rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--bfpc-blue) 78%, white);
}

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

.bfpc__result {
  display: grid;
  gap: 1rem;
  align-content: start;
  background:
    linear-gradient(to right, color-mix(in srgb, var(--bfpc-line) 26%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--bfpc-line) 22%, transparent) 1px, transparent 1px),
    var(--bfpc-paper);
  background-size: 30px 30px;
}

.bfpc__dial {
  position: relative;
  display: grid;
  grid-template-rows: auto auto auto;
  justify-items: center;
  align-content: center;
  gap: 0.35rem;
  min-height: 12.2rem;
  isolation: isolate;
}

.bfpc__dial-ring {
  position: relative;
  grid-row: 2;
  width: min(7.8rem, 48vw);
  aspect-ratio: 1;
  border-radius: 999px;
  background: conic-gradient(var(--bfpc-blue) 0 18%, var(--bfpc-green) 18% 42%, var(--bfpc-yellow) 42% 58%, var(--bfpc-orange) 58% 76%, var(--bfpc-red) 76% 100%);
  opacity: 0.92;
  box-shadow: inset 0 0 0 1px var(--bfpc-line), 0 18px 34px var(--bfpc-shadow);
}

.bfpc__dial-ring::after {
  content: "";
  position: absolute;
  inset: 0.68rem;
  border-radius: inherit;
  background: var(--bfpc-panel);
}

.bfpc__dial strong,
.bfpc__dial span {
  position: relative;
  z-index: 1;
}

.bfpc__dial strong {
  grid-row: 1;
  padding: 0;
  border-radius: 0;
  background: transparent;
  font-size: clamp(3.15rem, 10vw, 4.7rem);
  line-height: 0.95;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.bfpc__dial span,
.bfpc__category span,
.bfpc__bmi-line {
  color: var(--bfpc-muted);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.bfpc__dial span {
  grid-row: 3;
  max-width: 100%;
  text-align: center;
}

.bfpc__category {
  min-height: 7.2rem;
  padding: 0.95rem;
  border: 1px solid var(--bfpc-line);
  border-radius: 8px;
  background: var(--bfpc-panel);
}

.bfpc__category strong {
  display: block;
  margin: 0.2rem 0 0.35rem;
  font-size: clamp(1.35rem, 5vw, 1.9rem);
  line-height: 1.05;
}

.bfpc__category p {
  margin: 0;
  color: var(--bfpc-muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.bfpc__result[data-category="essential"] .bfpc__dial strong,
.bfpc__result[data-category="essential"] .bfpc__category strong { color: var(--bfpc-blue); }
.bfpc__result[data-category="athletes"] .bfpc__dial strong,
.bfpc__result[data-category="athletes"] .bfpc__category strong { color: var(--bfpc-green); }
.bfpc__result[data-category="fitness"] .bfpc__dial strong,
.bfpc__result[data-category="fitness"] .bfpc__category strong { color: var(--bfpc-yellow); }
.bfpc__result[data-category="average"] .bfpc__dial strong,
.bfpc__result[data-category="average"] .bfpc__category strong { color: var(--bfpc-orange); }
.bfpc__result[data-category="obesity"] .bfpc__dial strong,
.bfpc__result[data-category="obesity"] .bfpc__category strong { color: var(--bfpc-red); }

.bfpc__bar {
  position: relative;
  display: grid;
  grid-template-columns: 18fr 24fr 16fr 18fr 24fr;
  min-height: 3.35rem;
  margin-top: 1.45rem;
  overflow: visible;
  border: 1px solid var(--bfpc-line);
  border-radius: 8px;
  background: var(--bfpc-panel);
}

.bfpc__bar span {
  display: grid;
  align-items: end;
  padding: 0.55rem 0.35rem;
  color: #fff;
  font-size: 0.62rem;
  font-weight: 900;
  line-height: 1;
  text-align: center;
  text-transform: uppercase;
}

.bfpc__bar span:first-child {
  border-radius: 7px 0 0 7px;
}

.bfpc__bar span:nth-last-child(2) {
  border-radius: 0 7px 7px 0;
}

.bfpc__bar span[data-segment="essential"] { background: var(--bfpc-blue); }
.bfpc__bar span[data-segment="athletes"] { background: var(--bfpc-green); }
.bfpc__bar span[data-segment="fitness"] { background: var(--bfpc-yellow); }
.bfpc__bar span[data-segment="average"] { background: var(--bfpc-orange); }
.bfpc__bar span[data-segment="obesity"] { background: var(--bfpc-red); }

.bfpc__bar i {
  position: absolute;
  top: -1.35rem;
  left: 48%;
  width: 2.3rem;
  height: 1.15rem;
  border: 1px solid color-mix(in srgb, var(--bfpc-panel) 70%, var(--bfpc-ink));
  border-radius: 999px 999px 6px 6px;
  background: var(--bfpc-ink);
  transform: translateX(-50%);
  transition: left 160ms ease;
  box-shadow: 0 6px 16px var(--bfpc-shadow);
}

.bfpc__bar i::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 100%;
  width: 0.18rem;
  height: 1.55rem;
  border-radius: 999px;
  background: var(--bfpc-ink);
  transform: translateX(-50%);
}

.bfpc__bar i::after {
  content: "";
  position: absolute;
  left: 50%;
  top: calc(100% + 1.35rem);
  width: 0;
  height: 0;
  border-left: 0.38rem solid transparent;
  border-right: 0.38rem solid transparent;
  border-top: 0.48rem solid var(--bfpc-ink);
  transform: translateX(-50%);
}

.bfpc__bmi-line[hidden] {
  display: none;
}

.bfpc__notes {
  border-top: 1px solid var(--bfpc-line);
}

.bfpc__notes div {
  display: grid;
  grid-template-columns: 1.35rem 1fr;
  gap: 0.7rem;
  padding: 0.82rem 0.95rem;
  border-bottom: 1px solid var(--bfpc-line);
  background: var(--bfpc-panel);
  color: var(--bfpc-muted);
}

.bfpc__notes div:last-child {
  border-bottom: 0;
}

.bfpc__notes svg {
  color: var(--bfpc-blue);
}

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

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

@media (max-width: 480px) {
  .bfpc__tab span {
    font-size: 0.76rem;
  }

  .bfpc__sex {
    width: 100%;
  }
}

@media (min-width: 760px) {
  .bfpc__toolbar {
    grid-template-columns: minmax(0, 1fr) minmax(220px, 0.32fr);
  }

  .bfpc__body {
    grid-template-columns: minmax(330px, 0.85fr) minmax(360px, 1.15fr);
  }

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

  .bfpc__notes {
    grid-template-columns: repeat(3, 1fr);
  }

  .bfpc__notes div {
    border-right: 1px solid var(--bfpc-line);
    border-bottom: 0;
  }

  .bfpc__notes div:last-child {
    border-right: 0;
  }
}