/*
 * SAHA — sections.css
 * Khối trang chủ / landing: tiêu đề khối, grid danh mục, dải CTA.
 * Chỉ load khi một trong các khối được render (enqueue trong template part).
 */

/* --- Khoảng cách khối --------------------------------------------------- */

/* Chỉ lề trên/dưới — `margin` viết tắt từng xoá `margin-inline: auto` của
 * .saha-container (nội dung lệch trái trên màn hình rộng hơn khung). */
.saha-section {
	margin-block: 0 32px;
}

/* --- Tiêu đề khối ------------------------------------------------------- */

.saha-section-heading {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-end;
	justify-content: space-between;
	gap: 8px 16px;
	margin-bottom: 16px;
	padding-bottom: 10px;
	border-bottom: 2px solid var(--saha-color-border);
}

.saha-section-heading__title {
	position: relative;
	margin: 0;
	font-size: 22px;
	line-height: 1.25;
}

.saha-section-heading__title::after {
	position: absolute;
	bottom: -12px;
	left: 0;
	width: 56px;
	height: 2px;
	background: var(--saha-color-primary);
	content: "";
}

.saha-section-heading__subtitle {
	margin: 6px 0 0;
	color: var(--saha-color-muted);
	font-size: 14px;
}

.saha-section-heading__more {
	flex: 0 0 auto;
	color: var(--saha-color-primary);
	font-size: 14px;
	font-weight: 600;
	text-decoration: none;
	white-space: nowrap;
}

.saha-section-heading__more:hover,
.saha-section-heading__more:focus-visible {
	text-decoration: underline;
}

/* --- Grid danh mục / ứng dụng ------------------------------------------- */

.saha-term-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 16px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.saha-term-grid.saha-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.saha-term-grid.saha-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.saha-term-grid.saha-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.saha-term-grid.saha-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.saha-term-grid.saha-cols-7 { grid-template-columns: repeat(7, minmax(0, 1fr)); }
.saha-term-grid.saha-cols-8 { grid-template-columns: repeat(8, minmax(0, 1fr)); }

.saha-term-card {
	margin: 0;
}

.saha-term-card__link {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
	height: 100%;
	padding: 12px;
	background: var(--saha-color-surface);
	border: 1px solid var(--saha-color-border);
	border-radius: var(--saha-radius);
	color: var(--saha-color-text);
	text-align: center;
	text-decoration: none;
	transition: border-color .15s ease, box-shadow .15s ease;
}

.saha-term-card__link:hover,
.saha-term-card__link:focus-visible {
	border-color: var(--saha-color-primary);
	box-shadow: 0 2px 10px rgba(11, 92, 171, .08);
}

/* Khung ảnh cố định tỉ lệ để không gây layout shift (CLS — spec §25). */
.saha-term-card__media {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	aspect-ratio: 1 / 1;
	overflow: hidden;
	background: var(--saha-color-surface-alt);
	border-radius: 4px;
}

.saha-term-card__media img {
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.saha-term-card__placeholder {
	color: var(--saha-color-primary);
	font-size: 32px;
	font-weight: 700;
	text-transform: uppercase;
}

.saha-term-card__name {
	font-size: 15px;
	font-weight: 600;
	line-height: 1.3;
}

.saha-term-card__count {
	color: var(--saha-color-muted);
	font-size: 12px;
}

/* Kiểu chip: gọn, phù hợp khối "Ứng dụng". */
.saha-term-grid--chip .saha-term-card__link {
	flex-direction: row;
	justify-content: center;
	padding: 10px 14px;
	border-radius: 999px;
}

.saha-term-grid--chip .saha-term-card__name {
	font-size: 14px;
}

/* --- Dải CTA báo giá ---------------------------------------------------- */

.saha-quote-cta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 16px 24px;
	margin: 0 0 32px;
	padding: 24px 28px;
	border-radius: var(--saha-radius);
}

.saha-quote-cta--primary {
	background: var(--saha-color-primary);
	color: #fff;
}

.saha-quote-cta--light {
	background: var(--saha-color-surface-alt);
	border: 1px solid var(--saha-color-border);
	color: var(--saha-color-text);
}

.saha-quote-cta__text {
	flex: 1 1 320px;
}

.saha-quote-cta__title {
	margin: 0 0 6px;
	color: inherit;
	font-size: 22px;
}

.saha-quote-cta__desc {
	margin: 0;
	opacity: .9;
}

.saha-quote-cta__actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 12px 20px;
}

.saha-quote-cta__button {
	margin: 0;
	background: var(--saha-color-accent);
	border-color: var(--saha-color-accent);
	color: #1f2328;
	font-weight: 700;
}

.saha-quote-cta__button:hover,
.saha-quote-cta__button:focus-visible {
	filter: brightness(.95);
	color: #1f2328;
}

.saha-quote-cta__phone,
.saha-quote-cta__zalo {
	display: inline-flex;
	flex-direction: column;
	color: inherit;
	line-height: 1.2;
	text-decoration: none;
}

.saha-quote-cta__phone-label {
	font-size: 12px;
	opacity: .85;
}

.saha-quote-cta__phone-number {
	font-size: 18px;
	font-weight: 700;
}

.saha-quote-cta__zalo {
	font-weight: 600;
	text-decoration: underline;
}

/* --- Responsive (spec §54) ---------------------------------------------- */

@media (max-width: 991px) {
	.saha-term-grid.saha-cols-5,
	.saha-term-grid.saha-cols-6,
	.saha-term-grid.saha-cols-7,
	.saha-term-grid.saha-cols-8 {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

@media (max-width: 767px) {
	.saha-term-grid,
	.saha-term-grid.saha-cols-4,
	.saha-term-grid.saha-cols-5,
	.saha-term-grid.saha-cols-6,
	.saha-term-grid.saha-cols-7,
	.saha-term-grid.saha-cols-8 {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.saha-section-heading__title {
		font-size: 19px;
	}

	.saha-quote-cta {
		padding: 20px;
	}
}

@media (max-width: 575px) {
	.saha-term-grid,
	.saha-term-grid[class*="saha-cols-"] {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 10px;
	}

	.saha-term-grid--chip,
	.saha-term-grid--chip[class*="saha-cols-"] {
		display: flex;
		flex-wrap: nowrap;
		overflow-x: auto;
		padding-bottom: 4px;
		scroll-snap-type: x proximity;
	}

	.saha-term-grid--chip .saha-term-card {
		flex: 0 0 auto;
		scroll-snap-align: start;
	}

	.saha-quote-cta__actions {
		flex-direction: column;
		align-items: stretch;
		width: 100%;
	}

	.saha-quote-cta__button {
		width: 100%;
		text-align: center;
	}
}

/* --- Bài viết liên quan (spec §21) --------------------------------------- */

.saha-related-posts {
	margin: 40px 0 0;
	padding-top: 24px;
	border-top: 1px solid var(--saha-color-border);
}

.saha-related-posts__title {
	margin: 0 0 16px;
	font-size: 20px;
}

.saha-related-posts__list {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 16px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.saha-related-posts__item {
	margin: 0;
}

.saha-related-posts__link {
	display: flex;
	flex-direction: column;
	gap: 6px;
	color: var(--saha-color-text);
	text-decoration: none;
}

.saha-related-posts__media {
	display: block;
	aspect-ratio: 16 / 9;
	overflow: hidden;
	background: var(--saha-color-surface-alt);
	border-radius: var(--saha-radius);
}

.saha-related-posts__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.saha-related-posts__name {
	font-weight: 600;
	line-height: 1.35;
}

.saha-related-posts__link:hover .saha-related-posts__name,
.saha-related-posts__link:focus-visible .saha-related-posts__name {
	color: var(--saha-color-primary);
	text-decoration: underline;
}

.saha-related-posts__date {
	color: var(--saha-color-muted);
	font-size: 13px;
}

@media (max-width: 767px) {
	.saha-related-posts__list {
		grid-template-columns: 1fr;
	}
}