/**
 * Conversion Calculator — converter layout and equivalence table.
 */

.sn-calc--conversion .sn-conv-converter {
	margin-top: 0.75rem;
}

.sn-conv-row {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.75rem;
	align-items: end;
}

@media (min-width: 640px) {
	.sn-conv-row {
		grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
		gap: 1rem;
	}
}

.sn-conv-col {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.sn-conv-unit-field {
	margin-top: 0;
}

.sn-conv-select {
	width: 100%;
	cursor: pointer;
}

.sn-conv-input--readonly {
	background: var(--color-surface-muted, #f3f4f6);
	color: var(--color-text);
	cursor: default;
}

.sn-conv-input--small {
	font-size: 0.875rem;
}

.sn-conv-swap-wrap {
	display: flex;
	justify-content: center;
	align-items: center;
	padding-bottom: 0.25rem;
}

.sn-conv-swap {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.5rem;
	height: 2.5rem;
	border: 1px solid var(--color-border, #d1d5db);
	border-radius: 9999px;
	background: var(--color-surface, #fff);
	color: var(--color-primary, #2b7ddb);
	cursor: pointer;
	transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.sn-conv-swap:hover {
	background: var(--color-primary-soft, #eff6ff);
	border-color: var(--color-primary, #2b7ddb);
}

.sn-conv-swap:focus-visible {
	outline: 2px solid var(--color-primary, #2b7ddb);
	outline-offset: 2px;
}

.sn-conv-swap:active {
	transform: scale(0.96);
}

.sn-conv-banner {
	margin-top: 1rem;
	padding: 0.75rem 1rem;
	border-radius: 0.5rem;
	background: var(--color-primary, #2b7ddb);
	color: #fff;
	font-size: 0.9375rem;
	line-height: 1.5;
	text-align: center;
}

.sn-conv-banner strong {
	font-weight: 700;
}

.sn-conv-table-wrap {
	margin-top: 1.25rem;
}

.sn-conv-table__title {
	margin: 0 0 0.5rem;
	font-size: 0.9375rem;
	font-weight: 700;
	color: var(--color-text);
}

.sn-conv-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.875rem;
}

.sn-conv-table th,
.sn-conv-table td {
	padding: 0.5rem 0.65rem;
	border-bottom: 1px solid var(--color-border, #e5e7eb);
	text-align: left;
}

.sn-conv-table thead th {
	font-weight: 700;
	color: var(--color-text-muted);
	background: var(--color-surface-muted, #f9fafb);
}

.sn-conv-table tbody tr.is-source {
	background: var(--color-primary-soft, #eff6ff);
}

.sn-conv-table tbody tr.is-source th {
	color: var(--color-primary, #2b7ddb);
}

.sn-calc--conversion .sn-calc-result {
	margin-top: 0.5rem;
}

.sn-calc--conversion .sn-calc-result__header {
	justify-content: flex-end;
	padding: 0;
	border: none;
	background: transparent;
}

.sn-calc--conversion .sn-calc-result__body:empty {
	display: none;
}

.sn-sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}