.curtain-calculator {
	margin: 20px 0;
	padding: 20px;
	border: 1px solid #e6e6e6;
	border-radius: 6px;
	background: #fafafa;
}

.curtain-calculator__header {
	margin-bottom: 15px;
}

.curtain-calculator__title {
	margin: 0 0 6px;
	font-size: 20px;
	font-weight: 600;
}

.curtain-calculator__note,
.curtain-calculator__help,
.curtain-calculator__formula {
	margin: 0;
	color: #666;
	font-size: 13px;
}

.curtain-calculator__grid {
	display: flex;
	flex-wrap: wrap;
	margin: 0 -10px;
}

.curtain-calculator__field {
	flex: 1 1 220px;
	padding: 0 10px;
}

.curtain-calculator__summary {
	margin-top: 15px;
	padding: 15px;
	border: 1px dashed #d7d7d7;
	border-radius: 4px;
	background: #fff;
}

.curtain-calculator__summary-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 8px;
}

.curtain-calculator__summary-row--total {
	font-size: 18px;
}

.curtain-calculator__summary-row:last-child {
	margin-bottom: 0;
}

@media (max-width: 767px) {
	.curtain-calculator {
		padding: 15px;
	}

	.curtain-calculator__field {
		flex-basis: 100%;
	}
}