.calc-hero { padding: 44px 0 30px; }
.calc-main { padding: 10px 20px 60px; }

.calc-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 24px; align-items: start; }
@media (max-width: 760px) { .calc-grid { grid-template-columns: 1fr; } }

.calc-inputs, .calc-results {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 22px 24px; box-shadow: var(--sh);
}
.calc-field { margin-bottom: 16px; }
.calc-field:last-child { margin-bottom: 0; }
.calc-field label { display: block; font-size: 12.5px; font-weight: 700; color: var(--text-secondary); margin-bottom: 6px; }
.calc-field input, .calc-field select {
  width: 100%; padding: 9px 12px; border: 1.5px solid var(--border); border-radius: 8px;
  font-family: var(--font); font-size: 14.5px; color: var(--text); background: #fff;
}
.calc-field input:focus, .calc-field select:focus { outline: none; border-color: var(--primary); }
.calc-hint { font-size: 11.5px; color: var(--success); margin-top: 5px; min-height: 14px; }

.calc-results-title { font-size: 11.5px; font-weight: 800; text-transform: uppercase; letter-spacing: .4px; color: var(--text-muted); margin-bottom: 10px; }
.calc-result-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; font-size: 13.5px; }
.calc-result-row span:first-child { color: var(--text-secondary); }
.calc-result-row span:last-child { font-weight: 700; font-variant-numeric: tabular-nums; }
.calc-result-row.highlight { background: var(--primary-light); margin: 0 -12px; padding: 10px 12px; border-radius: 8px; }
.calc-result-row.yellow { background: #fff8e6; margin: 0 -12px; padding: 10px 12px; border-radius: 8px; }
.calc-results hr { border: none; border-top: 1px solid var(--border); margin: 10px 0; }
.calc-result-row.green { background: var(--success-light, #e4f1e6); margin: 0 -12px; padding: 10px 12px; border-radius: 8px; }
.calc-result-row.red { background: #fef2f2; margin: 0 -12px; padding: 10px 12px; border-radius: 8px; }

.v-blue { color: var(--primary); }
.v-pos { color: var(--success); }
.v-neg { color: var(--text-secondary); }

.calc-note {
  margin-top: 20px; font-size: 13px; color: var(--text-secondary);
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 16px 20px; max-width: 70ch;
}
.calc-note a { color: var(--primary); text-decoration: underline; }

.calc-cta {
  margin-top: 30px; text-align: center; padding: 34px 24px; border-radius: var(--r-lg);
  background: linear-gradient(135deg, #4D237E, var(--primary)); color: #fff;
}
.calc-cta h2 { font-size: 21px; margin: 0 0 10px; }
.calc-cta p { margin: 0 0 20px; color: rgba(255,255,255,.85); font-size: 14px; max-width: 60ch; margin-left: auto; margin-right: auto; }
.calc-cta .btn-cta { background: #fff; color: var(--primary); font-size: 14.5px; padding: 12px 22px; }