.calculator {
  padding-top: 100px;
  padding-bottom: 100px;
  color: var(--ink, #20231e);
  font-family: var(--font, 'DM Sans', Arial, sans-serif);
}

.calculator-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  margin-bottom: 40px;
}

.calculator-heading .section-label { margin-bottom: 24px; }
.calculator-heading h2 { max-width: 700px; }
.calculator-heading > p {
  max-width: 290px;
  color: var(--muted, #6c6e65);
  font-size: 13px;
  line-height: 1.65;
}

.calculator-layout {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  border: 1px solid var(--line, #d6d7cb);
}

.calculator-controls { padding: 36px; }
.calculator-field + .calculator-field { margin-top: 27px; }
.calculator-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 10px;
}

.calculator-input-wrap { position: relative; }
.calculator-input-wrap > span {
  position: absolute;
  top: 50%;
  left: 17px;
  transform: translateY(-50%);
  font-size: 22px;
  pointer-events: none;
}

.calculator input {
  display: block;
  width: 100%;
  margin: 0;
  padding: 15px 17px 15px 53px;
  background: var(--white, #fcfbf7);
  border: 1px solid #aeb3a4;
  border-radius: 3px;
  font: inherit;
  font-size: 27px;
  line-height: 1.25;
  font-weight: 500;
  color: var(--ink, #20231e);
}

.calculator-input-percent input { padding-left: 17px; padding-right: 53px; }
.calculator-input-percent > span { left: auto; right: 18px; }
.calculator input:focus-visible {
  outline: 2px solid var(--ink, #20231e);
  outline-offset: 3px;
}
.calculator input[aria-invalid='true'] { border-color: #9a3223; }
.calculator-hint {
  margin-top: 9px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--muted, #6c6e65);
}

.calculator-fixed {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line, #d6d7cb);
}
.calculator-fixed > span { font-size: 11px; line-height: 1.5; }
.calculator-fixed small { display: block; color: var(--muted, #6c6e65); font-size: 10px; }
.calculator-fixed strong { font-size: 24px; font-weight: 500; white-space: nowrap; }
.calculator-feedback {
  margin-top: 20px;
  padding: 12px 14px;
  border-left: 3px solid #9a3223;
  background: #f2e1d9;
  color: #762d21;
  font-size: 12px;
  line-height: 1.6;
}
.calculator-feedback[hidden] { display: none; }

.calculator-results {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-content: center;
  gap: 30px 24px;
  padding: 43px 36px;
  background: var(--ink, #20231e);
  color: var(--paper, #f3f1e9);
}
.calculator-result {
  min-width: 0;
  padding-top: 16px;
  border-top: 1px solid #616759;
}
.calculator-result-label { display: block; font-size: 12px; line-height: 1.5; }
.calculator-result output {
  display: block;
  margin-top: 22px;
  color: var(--coral, #ee6448);
  font-size: clamp(52px, 6.7vw, 104px);
  line-height: 1;
  font-weight: 500;
  letter-spacing: -.065em;
  overflow-wrap: anywhere;
  font-variant-numeric: tabular-nums;
}
.calculator-result small {
  display: block;
  margin-top: 17px;
  max-width: 210px;
  color: #c1c4b8;
  font-size: 11px;
  line-height: 1.6;
}
.calculator-formula {
  grid-column: 1 / -1;
  padding-top: 22px;
  border-top: 1px solid #616759;
  color: #c1c4b8;
  font-size: 11px;
  line-height: 1.8;
}
.calculator-formula > strong {
  display: block;
  margin-bottom: 7px;
  color: var(--paper, #f3f1e9);
  font-size: 10px;
  letter-spacing: .8px;
  font-weight: 500;
}
.calculator-formula p + p { margin-top: 4px; }
.calculator-formula b { color: var(--paper, #f3f1e9); font-weight: 500; }
.calculator-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  margin-top: 24px;
}
.calculator-footer > p {
  max-width: 680px;
  color: var(--muted, #6c6e65);
  font-size: 11px;
  line-height: 1.65;
}
.calculator-cta { flex-shrink: 0; }

@media (max-width: 1050px) {
  .calculator-controls { padding: 28px; }
  .calculator-results { padding: 34px 28px; gap: 27px 18px; }
  .calculator-heading { gap: 30px; }
  .calculator-heading > p { max-width: 240px; }
}

@media (max-width: 760px) {
  .calculator { padding-top: 65px; padding-bottom: 65px; }
  .calculator-heading { display: block; margin-bottom: 29px; }
  .calculator-heading .section-label { margin-bottom: 20px; }
  .calculator-heading h2 { font-size: 38px; }
  .calculator-heading > p { max-width: 100%; margin-top: 20px; font-size: 12px; }
  .calculator-layout { grid-template-columns: minmax(0, 1fr); }
  .calculator-controls { padding: 25px 22px; }
  .calculator-label { font-size: 13px; }
  .calculator input { font-size: 26px; }
  .calculator-results { grid-template-columns: minmax(0, 1fr); padding: 30px 24px; gap: 30px; }
  .calculator-result output { font-size: 78px; margin-top: 16px; }
  .calculator-result small { max-width: 100%; margin-top: 12px; }
  .calculator-footer { align-items: flex-start; flex-direction: column; gap: 20px; margin-top: 20px; }
  .calculator-footer > p { font-size: 10px; }
  .calculator-cta { font-size: 12px; }
}

@media (min-width: 601px) and (max-width: 760px) {
  .calculator-layout { grid-template-columns: .95fr 1.05fr; }
  .calculator-controls { padding: 26px 21px; }
  .calculator-label { font-size: 12px; }
  .calculator-hint { font-size: 10px; }
  .calculator-fixed { gap: 12px; }
  .calculator-fixed > span { font-size: 10px; }
  .calculator-fixed small { font-size: 9px; }
  .calculator-fixed strong { font-size: 21px; }
  .calculator-results { grid-template-columns: minmax(0,1fr) minmax(0,1fr); padding: 28px 21px; gap: 25px 17px; }
  .calculator-result-label { font-size: 10px; }
  .calculator-result output { font-size: 52px; }
  .calculator-result small { font-size: 9px; }
  .calculator-formula { font-size: 10px; }
}