.calc-article {
  margin: 28px 0 32px;
  padding: 24px;
  background: var(--l-paper);
  border: 1px solid var(--l-line-2);
  border-radius: var(--radius);
}

.calc-article__head {
  margin-bottom: 20px;
}

.calc-article__tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--azure);
  margin-bottom: 8px;
}

.calc-article__title {
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.calc-article__form {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .calc-article__form {
    grid-template-columns: 1fr 1fr;
  }
}

.calc-article__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.calc-article__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--l-faint);
}

.calc-article__control {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--l-bg);
  border: 1px solid var(--l-line);
  border-radius: 8px;
  padding: 0 12px;
}

.calc-article__control input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  font-size: 18px;
  font-weight: 600;
  padding: 12px 0;
  color: var(--l-text);
}

.calc-article__prefix,
.calc-article__suffix {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--l-muted);
}

.calc-article__outputs {
  display: grid;
  gap: 10px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--l-line);
}

@media (min-width: 640px) {
  .calc-article__outputs {
    grid-template-columns: repeat(3, 1fr);
  }
}

.calc-article__out {
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--l-bg);
  border: 1px solid var(--l-line);
}

.calc-article__out--signal {
  border-color: var(--azure);
  background: color-mix(in srgb, var(--azure) 8%, var(--l-bg));
}

.calc-article__out-lbl {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--l-faint);
  margin-bottom: 4px;
}

.calc-article__out-val {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
}