/* ===================== CALCULATOR ===================== */
.calculator {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: var(--section-py-sm) 0;
}

.calculator__head {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
}

.calculator__label { margin-bottom: 12px; }

.calculator__title { margin-bottom: 12px; }

.calculator__sub {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.5;
}

.calculator__card {
  max-width: 760px;
  margin: 0 auto;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-card-l);
  padding: 40px;
}

.calculator__sliders {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}

.calculator__label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}

.calculator__slider-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.calculator__slider-val {
  font-family: var(--font-tight);
  font-weight: 800;
  font-size: 18px;
  color: var(--accent);
}

.calculator__slider { width: 100%; }

.calculator__divider { height: 1px; background: var(--border); margin-bottom: 32px; }

.calculator__result {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.calculator__metric {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  padding: 20px 24px;
  text-align: center;
}

.calculator__metric-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.calculator__metric-val {
  font-family: var(--font-tight);
  font-weight: 800;
  font-size: 28px;
  color: var(--text);
  letter-spacing: -1px;
}

.calculator__metric-val--accent { color: var(--accent); }

.calculator__cta {
  text-align: center;
}

.calculator__cta-note {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 12px;
}

@media (max-width: 640px) {
  .calculator__card { padding: 28px 20px; }
  .calculator__sliders { grid-template-columns: 1fr; }
  .calculator__result { grid-template-columns: 1fr; }
}