header .logo { text-decoration: none; }
.calculator {
  min-width: 0;
}
.calc-summary button { color: var(--gd); text-underline-offset: 4px; }
.calculator h1 { font-size: clamp(25.2px, 3.5vw, 40.6px); font-weight: 600; }
.calculator h2 { font-size: clamp(20px, 3vw, 26px); font-weight: 560; }
.intro { margin: 16px 0 44px; color: var(--mut); font-size: 1rem; }
.calc-panel {
  padding: clamp(20px, 4vw, 38px);
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--card);
}
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 20px; margin: 0 0 22px; }
.fields label, .calc-field {
  font-size: .88rem;
  font-weight: 550;
}
.calc-field { display: block; }
.calculator :is(input[type=number], select) {
  margin-top: 6px;
  font-size: 1rem;
  font-weight: 400;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: var(--card);
}
.calc-panel .btn { width: 100%; }
.calc-summary {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
  margin-bottom: 20px;
  font-size: .88rem;
  color: var(--mut);
}
.calc-summary button {
  background: none; border: 0; font: inherit; cursor: pointer;
  text-decoration: underline; padding: 6px 0;
}
#estimate { margin: 24px 0 32px; }
#goal-note { margin-top: 10px; font-size: .92rem; color: var(--mut); }
.calories { color: var(--gd); font-size: 1.3rem; }
.calories strong { font-size: clamp(42px, 7vw, 68px); line-height: 1.25; letter-spacing: -.055em; }
.calories small { font-size: 1rem; }
.macros { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 16px 0 0; font-size: .86rem; color: var(--mut); }
.macros div { display: flex; gap: 8px; }
.macros dd { margin: 0; color: var(--fg); }
.calculator details { border-top: 1px solid var(--line); padding: 14px 0; }
.calculator summary { cursor: pointer; font-weight: 520; }
.calculator details p { color: var(--mut); margin-top: 10px; font-size: .92rem; }
.calc-faq { margin-top: 64px; }
.calc-faq h2 { margin-bottom: 18px; }
.calc-faq details:last-child { border-bottom: 1px solid var(--line); }
@media (max-width: 560px) {
  .fields { gap: 12px; }
}