/* ==========================================================================
   정산 계산기 스타일 (Calculator CSS)
   ========================================================================== */

.calc-header-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.mode-selector {
  display: flex;
  background: var(--bg-app);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-card);
}

.mode-btn {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.mode-btn.active {
  background: var(--bg-card-solid);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.data-table th {
  background: var(--bg-app);
  color: var(--text-muted);
  font-weight: 600;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-card);
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-card);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background: var(--color-primary-light);
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-main);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-card);
  background: var(--bg-card-solid);
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary);
}

.inline-actions {
  display: flex;
  gap: 8px;
}