.calc-page {
  background: var(--white);
  min-height: 100vh;
}

.calc-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: start;
}

.calc-panel {
  background: var(--off-white);
  border: 1px solid var(--gray-lighter);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.calc-panel h2 {
  font-family: var(--font-heading);
  color: var(--black);
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.calc-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.calc-form-grid select {
  width: 100%;
  height: 57px;
  padding: 16px 18px;
  border: 1px solid var(--gray-lighter);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--dark);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
  appearance: none;
}

.calc-form-grid select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.1);
}

.calc-form-grid select + label {
  top: -10px;
  left: 14px;
  font-size: 0.75rem;
  color: var(--gold);
  background: var(--white);
  padding: 0 6px;
}

.calc-buttons {
  display: flex;
  gap: 12px;
  margin-top: 18px;
}

.calc-secondary-btn {
  background: transparent;
  color: var(--dark);
  border: 1px solid var(--gray-lighter);
}

.calc-secondary-btn:hover {
  border-color: var(--gold);
  color: var(--gold-dark);
}

.calc-note {
  margin-top: 14px;
  font-size: 0.86rem;
  color: var(--gray);
}

.calc-results {
  display: grid;
  gap: 10px;
}

.calc-result-card {
  background: var(--white);
  border: 1px solid var(--gray-lighter);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.calc-result-card span {
  color: var(--gray);
  font-size: 0.88rem;
  display: block;
  margin-bottom: 4px;
}

.calc-result-card strong {
  color: var(--black);
  font-size: 1.15rem;
}

.calc-history-section {
  padding-top: 0;
}

.calc-table-wrap {
  overflow: auto;
}

.calc-table {
  width: 100%;
  border-collapse: collapse;
}

.calc-table th,
.calc-table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--gray-lighter);
  white-space: nowrap;
}

.calc-table th {
  color: var(--gray-dark);
  font-weight: 600;
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.calc-table td {
  color: var(--dark);
  font-size: 0.93rem;
}

[data-theme="dark"] .calc-panel {
  background: #1e1e1e;
  border-color: #2a2a2a;
}

[data-theme="dark"] .calc-result-card {
  background: #1a1a1a;
  border-color: #2a2a2a;
}

[data-theme="dark"] .calc-form-grid select {
  background: #1a1a1a;
  border-color: #2a2a2a;
  color: #e0e0e0;
}

[data-theme="dark"] .calc-form-grid select:focus {
  background: #222222;
}

[data-theme="dark"] .calc-form-grid select + label {
  background: #1a1a1a;
}

[data-theme="dark"] .calc-secondary-btn {
  color: #e0e0e0;
  border-color: #2a2a2a;
}

@media (max-width: 992px) {
  .calc-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .calc-form-grid {
    grid-template-columns: 1fr;
  }

  .calc-buttons {
    flex-direction: column;
  }

  .calc-header-actions .btn {
    padding: 10px 20px;
  }
}