.calculator-panel {
  display: grid;
  gap: 18px;
}

.calc-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.calc-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.calc-field {
  display: grid;
  gap: 8px;
}

.calc-field b {
  font-size: 14px;
}

.calc-field input,
.calc-field select {
  width: 100%;
  min-height: 48px;
  border-radius: 12px;
  border: 1px solid rgba(120, 150, 190, 0.35);
  background: rgba(8, 16, 34, 0.72);
  color: #fff;
  padding: 0 16px;
  outline: none;
}

.calc-field input:focus,
.calc-field select:focus {
  border-color: #58a6ff;
  box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.22);
}

.result-big,
.result-card {
  border: 1px solid rgba(220, 235, 255, 0.85);
  border-radius: 14px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.035);
}

.result-card {
  border-color: rgba(120, 150, 190, 0.28);
}

.result-label {
  color: rgba(220, 230, 245, 0.85);
  font-size: 14px;
  margin-bottom: 6px;
}

.result-value {
  font-size: 28px;
  font-weight: 900;
  color: #58a6ff;
}

.result-card .result-value {
  font-size: 20px;
  color: #fff;
}

.calc-full-button {
  width: 100%;
}

@media (max-width: 760px) {
  .calc-grid,
  .calc-grid.three {
    grid-template-columns: 1fr;
  }
}