/*
 * Tính thử giá (rate-calculator, CONTRACT-RATES §6.2): panel (form trái, kết quả phải) và compact (một hàng).
 * Kết quả do PHP in sẵn, rates.js vẽ lại cùng khung. Chỉ dùng biến thiết kế.
 */

.vh-calc__grid {
	display: grid;
	gap: var(--vh-card-gap);
	align-items: start;
}

.vh-calc__form {
	display: grid;
	gap: 16px;
	padding: var(--vh-card-pad);
	border: 1px solid var(--vh-color-border);
	border-radius: var(--vh-radius-card);
	background: var(--vh-color-card);
}

.vh-calc__pick {
	margin: 0;
}

.vh-calc__fs {
	min-width: 0;
	margin: 0;
	padding: 0;
	border: 0;
}

.vh-calc__fs legend {
	padding: 0;
	margin-bottom: 6px;
}

.vh-calc__dt {
	display: grid;
	grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
	gap: 8px;
}

.vh-calc__sub {
	display: block;
	margin-bottom: 4px;
	color: var(--vh-color-muted);
	font-size: var(--vh-fs-small);
}

.vh-calc__date,
.vh-calc__time {
	width: 100%;
	min-width: 0;
}

/* Ô ngày có biểu tượng lịch: dưới 9,5rem thì chữ ngày bị cắt. */
.vh-calc__date {
	min-width: 9.5rem;
}

.vh-calc__room {
	display: flex;
	align-items: center;
	gap: 8px;
	margin: 0;
	font-weight: var(--vh-fw-medium);
}

.vh-calc__room .vh-i {
	color: var(--vh-color-primary);
}

.vh-calc__quick {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

/* Chip chọn nhanh là nút bấm: đủ 44px cho ngón tay. */
.vh-calc__chip {
	min-height: 44px;
	padding: 6px 14px;
	font: inherit;
	font-size: var(--vh-fs-small);
	font-weight: var(--vh-fw-medium);
	cursor: pointer;
}

.vh-calc__chip:hover {
	border-color: var(--vh-color-primary);
	color: var(--vh-color-primary);
}

.vh-calc__go {
	justify-self: start;
}

/* ---------- Kết quả ---------- */
.vh-calc__out {
	display: grid;
	gap: 12px;
	min-width: 0;
}

.vh-calc__result {
	display: grid;
	gap: 6px;
	padding: var(--vh-card-pad);
	border: 2px solid var(--vh-color-primary);
	border-radius: var(--vh-radius-card);
	background: var(--vh-color-card);
}

.vh-calc__result:focus {
	outline: none;
}

.vh-calc__result:focus-visible {
	outline: 2px solid var(--vh-color-focus);
	outline-offset: 2px;
}

.vh-calc__result > * {
	margin: 0;
}

.vh-calc__label {
	color: var(--vh-color-muted);
	font-size: var(--vh-fs-small);
	font-weight: var(--vh-fw-medium);
}

.vh-calc__total {
	color: var(--vh-color-text);
	font-family: var(--vh-font-price, var(--vh-font-heading));
	font-size: calc(var(--vh-fs-price) * 1.6);
	font-weight: var(--vh-fw-price, var(--vh-fw-bold));
	font-variant-numeric: var(--vh-num-price, tabular-nums);
	line-height: 1.15;
	white-space: nowrap;
}

.vh-calc__how {
	font-weight: var(--vh-fw-bold);
}

.vh-calc__span {
	color: var(--vh-color-muted);
	font-size: var(--vh-fs-small);
}

.vh-calc__lines,
.vh-calc__alts {
	display: grid;
	gap: 0;
	padding: 0;
	list-style: none;
	font-size: var(--vh-fs-small);
}

.vh-calc__lines {
	margin-top: 6px;
	border-top: 1px solid var(--vh-color-border);
}

.vh-calc__lines li,
.vh-calc__alts li {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 2px 12px;
	padding: 8px 0;
	border-bottom: 1px solid var(--vh-color-border);
}

.vh-calc__amt {
	font-variant-numeric: tabular-nums;
	font-weight: var(--vh-fw-medium);
	white-space: nowrap;
}

.vh-calc__alts-t {
	margin-top: 8px;
	font-size: var(--vh-fs-small);
	font-weight: var(--vh-fw-bold);
}

.vh-calc__alt-u {
	font-weight: var(--vh-fw-medium);
}

.vh-calc__why {
	flex-basis: 100%;
	color: var(--vh-color-muted);
}

.vh-calc__note {
	margin-top: 6px;
	color: var(--vh-color-muted);
	font-size: var(--vh-fs-small);
}

.vh-calc__err {
	display: flex;
	align-items: flex-start;
	gap: 8px;
	font-weight: var(--vh-fw-medium);
}

.vh-calc__err .vh-i {
	flex: 0 0 auto;
	color: var(--vh-color-danger);
}

.vh-calc__acts {
	display: grid;
	gap: 8px;
}

/* ---------- compact ---------- */
.vh-calc--compact .vh-calc__head {
	margin-bottom: 16px;
}

.vh-calc__bar {
	display: grid;
	gap: 16px;
	padding: var(--vh-card-pad);
	border: 1px solid var(--vh-color-border);
	border-radius: var(--vh-radius-card);
	background: var(--vh-color-card);
	box-shadow: var(--vh-shadow-card);
}

.vh-calc__form--row {
	padding: 0;
	border: 0;
	background: none;
}

.vh-calc__for {
	margin: 0;
	color: var(--vh-color-muted);
	font-size: var(--vh-fs-small);
}

.vh-calc__result--inline {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	gap: 4px 12px;
	padding: 0;
	border: 0;
	background: none;
}

.vh-calc__result--inline .vh-calc__total {
	font-size: calc(var(--vh-fs-price) * 1.3);
}

.vh-calc__result--inline .vh-calc__note,
.vh-calc__result--inline .vh-calc__err {
	flex-basis: 100%;
	margin-top: 0;
}

.vh-calc--compact .vh-calc__acts {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px 16px;
}

.vh-calc__detail {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	min-height: 44px;
	font-weight: var(--vh-fw-medium);
}

@media (min-width: 768px) {
	.vh-calc__form--row {
		grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
		align-items: end;
	}

	.vh-calc__form--row .vh-calc__roomf {
		grid-column: 1 / -1;
	}

	.vh-calc__form--row .vh-calc__go {
		align-self: end;
	}
}

@media (min-width: 1024px) {
	.vh-calc--panel .vh-calc__grid {
		grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
	}

	.vh-calc--panel .vh-calc__out {
		position: sticky;
		top: calc(var(--vh-header-h) + 16px);
	}

	.vh-calc__bar {
		grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
		align-items: center;
	}
}