.macrocalc {
  --macro-paper: #f8f7f2;
  --macro-panel: #fff;
  --macro-ink: #192027;
  --macro-muted: #66717d;
  --macro-line: #d9ded7;
  --macro-line-strong: #bfc8bd;
  --macro-carbs: #2c7a7b;
  --macro-protein: #c0523d;
  --macro-fat: #d6a72f;
  --macro-shadow: rgba(25, 32, 39, 0.1);
  --macro-carbs-deg: 144deg;
  --macro-protein-deg: 252deg;
  --macro-carbs-width: 40%;
  --macro-protein-width: 30%;
  --macro-fat-width: 30%;

  width: 100%;
}

.theme-dark .macrocalc {
  --macro-paper: #111318;
  --macro-panel: #181b22;
  --macro-ink: #f4f6fb;
  --macro-muted: #aab2c0;
  --macro-line: #2d3340;
  --macro-line-strong: #465063;
  --macro-carbs: #3aa6a6;
  --macro-protein: #d36a52;
  --macro-fat: #e1b943;
  --macro-shadow: rgba(0, 0, 0, 0.32);
}

.macrocalc__shell {
  overflow: hidden;
  border: 1px solid var(--macro-line);
  border-radius: 8px;
  background: var(--macro-paper);
  color: var(--macro-ink);
  box-shadow: 0 18px 42px var(--macro-shadow);
}

.macrocalc__studio {
  display: grid;
}

.macrocalc__panel {
  padding: clamp(1rem, 3vw, 1.45rem);
}

.macrocalc__panel--controls {
  display: grid;
  gap: 0.85rem;
  border-bottom: 1px solid var(--macro-line);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--macro-carbs) 8%, transparent), transparent 38%),
    var(--macro-panel);
}

.macrocalc__calories {
  display: grid;
  grid-template-columns: 1fr minmax(7rem, 10rem) auto;
  gap: 0.6rem;
  align-items: center;
  padding: 0.85rem;
  border: 1px solid var(--macro-line);
  border-radius: 8px;
  background: var(--macro-paper);
}

.macrocalc__calories span,
.macrocalc__calories em,
.macrocalc__hint,
.macrocalc__slider span,
.macrocalc__table,
.macrocalc__note p {
  font-size: 0.88rem;
}

.macrocalc__calories span,
.macrocalc__slider strong {
  font-weight: 850;
}

.macrocalc__calories em,
.macrocalc__hint,
.macrocalc__slider em,
.macrocalc__card em,
.macrocalc__table td,
.macrocalc__note p {
  color: var(--macro-muted);
  font-style: normal;
}

.macrocalc__calories input {
  width: 100%;
  min-width: 0;
  border: 0;
  border-bottom: 2px solid var(--macro-line-strong);
  background: transparent;
  color: var(--macro-ink);
  font: inherit;
  font-size: clamp(1.55rem, 6vw, 2.15rem);
  font-weight: 950;
  line-height: 1;
  text-align: right;
}

.macrocalc__preset-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
}

.macrocalc__unit {
  justify-self: center;
  display: inline-grid;
  grid-auto-flow: column;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid var(--macro-line);
  border-radius: 8px;
  background: var(--macro-panel);
}

.macrocalc__unit-btn {
  min-width: 3.2rem;
  height: 2rem;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--macro-muted);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 900;
  cursor: pointer;
}

.macrocalc__unit-btn:hover {
  color: var(--macro-ink);
}

.macrocalc__unit-btn--active {
  background: var(--macro-ink);
  color: var(--macro-panel);
}

.theme-dark .macrocalc__unit-btn--active {
  background: #f2f5fb;
  color: #151922;
}

.macrocalc__preset {
  min-height: 2.55rem;
  border: 1px solid var(--macro-line);
  border-radius: 8px;
  background: var(--macro-paper);
  color: var(--macro-muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 850;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, color 0.16s ease, background-color 0.16s ease;
}

.macrocalc__preset:hover {
  border-color: var(--macro-line-strong);
  color: var(--macro-ink);
}

.macrocalc__preset:active {
  transform: translateY(1px);
}

.macrocalc__preset--active {
  border-color: var(--macro-ink);
  background: var(--macro-ink);
  color: var(--macro-panel);
}

.theme-dark .macrocalc__preset--active {
  background: #f2f5fb;
  color: #151922;
}

.macrocalc__hint {
  min-height: 2.4rem;
  margin: 0;
  padding: 0 0.15rem;
  line-height: 1.35;
}

.macrocalc__sliders {
  display: grid;
  gap: 0.65rem;
}

.macrocalc__slider {
  display: grid;
  gap: 0.5rem;
  padding: 0.72rem 0.8rem;
  border: 1px solid var(--macro-line);
  border-radius: 8px;
  background: var(--macro-paper);
}

.macrocalc__slider span {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
}

.macrocalc__slider input {
  width: 100%;
  height: 1.4rem;
  margin: 0;
  accent-color: var(--macro-carbs);
  cursor: ew-resize;
}

.macrocalc__slider--protein input {
  accent-color: var(--macro-protein);
}

.macrocalc__slider--fat input {
  accent-color: var(--macro-fat);
}

.macrocalc__panel--chart {
  display: grid;
  gap: 1rem;
  align-content: center;
}

.macrocalc__donut-wrap {
  display: grid;
  place-items: center;
  min-height: 17rem;
}

.macrocalc__donut {
  position: relative;
  display: grid;
  place-items: center;
  width: min(68vw, 18.5rem);
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(
    var(--macro-carbs) 0deg var(--macro-carbs-deg),
    var(--macro-protein) var(--macro-carbs-deg) var(--macro-protein-deg),
    var(--macro-fat) var(--macro-protein-deg) 360deg
  );
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--macro-ink) 12%, transparent), 0 18px 36px var(--macro-shadow);
  transition: background 0.18s ease;
}

.macrocalc__donut::before {
  content: "";
  position: absolute;
  inset: 13%;
  border-radius: 50%;
  background: var(--macro-paper);
  box-shadow: inset 0 0 0 1px var(--macro-line);
}

.macrocalc__donut-core {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.4rem;
  width: 58%;
}

.macrocalc__core-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem;
  align-items: baseline;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--macro-line);
}

.macrocalc__core-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.macrocalc__core-row strong {
  font-size: clamp(1.25rem, 5vw, 1.8rem);
  font-weight: 950;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.macrocalc__core-row small {
  color: var(--macro-muted);
  font-size: 0.68rem;
  font-weight: 900;
  text-transform: uppercase;
}

.macrocalc__core-row--carbs strong { color: var(--macro-carbs); }
.macrocalc__core-row--protein strong { color: var(--macro-protein); }
.macrocalc__core-row--fat strong { color: var(--macro-fat); }

.macrocalc__shell--pulse .macrocalc__donut {
  animation: macrocalc-donut-pop 280ms ease-out;
}

.macrocalc__stack {
  display: flex;
  height: 1.25rem;
  overflow: hidden;
  border: 1px solid var(--macro-line-strong);
  border-radius: 999px;
  background: var(--macro-panel);
}

.macrocalc__stack span {
  transition: width 0.18s ease;
}

.macrocalc__stack-carbs {
  width: var(--macro-carbs-width);
  background: var(--macro-carbs);
}

.macrocalc__stack-protein {
  width: var(--macro-protein-width);
  background: var(--macro-protein);
}

.macrocalc__stack-fat {
  width: var(--macro-fat-width);
  background: var(--macro-fat);
}

.macrocalc__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.macrocalc__card {
  min-width: 0;
  padding: 0.75rem;
  border: 1px solid var(--macro-line);
  border-top: 0.34rem solid var(--macro-carbs);
  border-radius: 8px;
  background: var(--macro-panel);
}

.macrocalc__card--protein {
  border-top-color: var(--macro-protein);
}

.macrocalc__card--fat {
  border-top-color: var(--macro-fat);
}

.macrocalc__card span {
  display: block;
  color: var(--macro-ink);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
}

.macrocalc__table th {
  color: var(--macro-ink);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
}

.macrocalc__card strong {
  display: block;
  margin-top: 0.25rem;
  font-size: clamp(1.1rem, 4vw, 1.55rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.macrocalc__card em {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.76rem;
}

.macrocalc__table-wrap {
  overflow-x: auto;
  border-top: 1px solid var(--macro-line);
  background: var(--macro-panel);
}

.macrocalc__table {
  width: 100%;
  min-width: 34rem;
  border-collapse: collapse;
  text-align: left;
}

.macrocalc__table th,
.macrocalc__table td {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--macro-line);
  white-space: nowrap;
}

.macrocalc__table tbody tr:last-child th,
.macrocalc__table tbody tr:last-child td {
  border-bottom: 0;
}

.macrocalc__notes {
  display: grid;
  border-top: 1px solid var(--macro-line);
}

.macrocalc__note {
  display: grid;
  grid-template-columns: 1.45rem 1fr;
  gap: 0.65rem;
  padding: 0.78rem 0.95rem;
  border-bottom: 1px solid var(--macro-line);
  background: var(--macro-panel);
}

.macrocalc__note:last-child {
  border-bottom: 0;
}

.macrocalc__note svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--macro-carbs);
}

.macrocalc__note p {
  margin: 0;
  line-height: 1.45;
}

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

@media (max-width: 460px) {
  .macrocalc__calories,
  .macrocalc__preset-grid,
  .macrocalc__cards {
    grid-template-columns: 1fr;
  }

  .macrocalc__calories input {
    text-align: left;
  }
}

@media (min-width: 820px) {
  .macrocalc__studio {
    grid-template-columns: minmax(320px, 0.8fr) minmax(420px, 1fr);
  }

  .macrocalc__panel--controls {
    border-right: 1px solid var(--macro-line);
    border-bottom: 0;
  }

  .macrocalc__preset-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

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

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

  .macrocalc__note:last-child {
    border-right: 0;
  }
}

@keyframes macrocalc-donut-pop {
  0% { transform: scale(1); }
  45% { transform: scale(1.018); }
  100% { transform: scale(1); }
}