/* Trang danh mục công trình — lưới ảnh + popup gallery (theo trang mẫu). */

.project-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 18px;
	width: min(100%, 1360px);
	margin: 10px auto 40px;
}

.project-card {
	position: relative;
	margin: 0;
	overflow: hidden;
	border-radius: 14px;
	background: var(--color-surface-2);
	aspect-ratio: 4 / 3;
	cursor: pointer;
}
.project-card__link {
	position: absolute;
	inset: 0;
	display: block;
	color: #ffffff;
	text-decoration: none;
}
.project-card__media {
	position: absolute;
	inset: 0;
}
.project-card__media img,
.project-card__media .thumb__ph {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}
.project-card:hover .project-card__media img { transform: scale(1.04); }
/* Nhãn tên công trình: viên nền tối bo tròn, góc dưới trái (theo trang mẫu).
   Đặt màu tường minh để không bị a:hover của theme đổi thành xanh. */
.project-card .project-card__title {
	position: absolute;
	left: 12px;
	bottom: 12px;
	max-width: calc(100% - 24px);
	padding: 10px 18px;
	border-radius: 14px;
	background: rgba(40, 40, 40, 0.85);
	color: #ffffff;
	font-family: var(--font-body);
	font-size: 15px;
	font-weight: 400;
	line-height: 1.3;
	text-align: left;
	text-transform: none;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
/* Mặc định ẩn; hiện khi rê chuột (hoặc khi dùng bàn phím focus vào ô). */
.project-card .project-card__title {
	opacity: 0;
	transform: translateY(8px);
	transition: opacity 0.25s ease, transform 0.25s ease;
	pointer-events: none;
}
.project-card:hover .project-card__title,
.project-card:focus-within .project-card__title {
	opacity: 1;
	transform: translateY(0);
}
/* Thiết bị cảm ứng không có hover: luôn hiện để người dùng đọc được tên. */
@media (hover: none) {
	.project-card .project-card__title {
		opacity: 1;
		transform: none;
	}
}
.project-card:focus-within {
	outline: 2px solid var(--color-primary);
	outline-offset: 2px;
}

@media (max-width: 900px) {
	.project-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
}
@media (max-width: 560px) {
	.project-grid { grid-template-columns: 1fr; }
}

/* ===== Popup gallery công trình ===== */
html.pl-open,
html.pl-open body { overflow: hidden; }

.pl {
	position: fixed;
	inset: 0;
	z-index: 10000;
	display: grid;
	grid-template-columns: minmax(0, 1fr) 200px;
	grid-template-rows: auto minmax(0, 1fr) auto;
	background: rgba(0, 0, 0, 0.92);
	color: #ffffff;
}
.pl[hidden] { display: none; }

.pl__top {
	grid-column: 1 / -1;
	grid-row: 1;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 10px 14px;
}
.pl__count {
	font-size: 13px;
	opacity: 0.85;
}
.pl__btn {
	width: 36px;
	height: 36px;
	border: 0;
	border-radius: 50%;
	background: transparent;
	color: #ffffff;
	font-size: 26px;
	line-height: 1;
	cursor: pointer;
}
.pl__btn:hover { background: rgba(255, 255, 255, 0.15); }

.pl__stage {
	grid-column: 1;
	grid-row: 2;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 0;
	padding: 0 64px;
}
.pl__img {
	max-width: 100%;
	max-height: 100%;
	object-fit: contain;
	user-select: none;
}
.pl__nav {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	width: 44px;
	height: 44px;
	border: 0;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.12);
	color: #ffffff;
	font-size: 34px;
	line-height: 1;
	cursor: pointer;
}
.pl__nav:hover { background: rgba(255, 255, 255, 0.25); }
.pl__nav--prev { left: 12px; }
.pl__nav--next { right: 12px; }

.pl__strip {
	grid-column: 2;
	grid-row: 2;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	align-content: start;
	gap: 6px;
	padding: 6px;
	overflow-y: auto;
	min-height: 0;
}
.pl__thumb {
	padding: 0;
	border: 2px solid transparent;
	border-radius: 3px;
	background: #222222;
	aspect-ratio: 1 / 1;
	overflow: hidden;
	cursor: pointer;
	opacity: 0.6;
}
.pl__thumb img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.pl__thumb:hover { opacity: 0.9; }
.pl__thumb.is-active {
	border-color: #ffffff;
	opacity: 1;
}

.pl__caption {
	grid-column: 1 / -1;
	grid-row: 3;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 12px 16px;
	padding: 14px;
	font-size: 14px;
}
.pl__title {
	font-family: var(--font-display);
	font-weight: 600;
	text-transform: uppercase;
	margin-right: 8px;
}
.pl__link {
	display: inline-block;
	padding: 8px 18px;
	border: 1px solid #ffffff;
	border-radius: 4px;
	color: #ffffff;
	font-size: 13px;
	font-weight: 600;
	text-decoration: none;
}
.pl__link:hover { background: #ffffff; color: #000000; }
.pl__link--primary { background: var(--color-primary); border-color: var(--color-primary); }
.pl__link--primary:hover { background: #ffffff; border-color: #ffffff; color: var(--color-primary); }

/* Điện thoại: dải ảnh nằm ngang phía dưới */
@media (max-width: 768px) {
	.pl {
		grid-template-columns: 1fr;
		grid-template-rows: auto minmax(0, 1fr) auto auto;
	}
	.pl__stage { grid-column: 1; grid-row: 2; padding: 0 44px; }
	.pl__nav { width: 36px; height: 36px; font-size: 28px; }
	.pl__nav--prev { left: 4px; }
	.pl__nav--next { right: 4px; }
	.pl__strip {
		grid-column: 1;
		grid-row: 3;
		grid-template-columns: none;
		grid-auto-flow: column;
		grid-auto-columns: 64px;
		overflow-x: auto;
		overflow-y: hidden;
	}
	.pl__caption { grid-row: 4; padding: 10px 14px 18px; }
}

/* ===== Xem thêm (AJAX) ===== */
.project-listing { margin-bottom: 10px; }
.project-listing__empty { text-align: center; color: #84807d; padding: 40px 0; }
.viewmore-album {
	display: flex;
	justify-content: center;
	margin: 0 0 50px;
}
.viewmore-album.is-hidden { display: none; }
.viewmore {
	min-width: 220px;
	padding: 12px 28px;
	border: 1px solid var(--color-primary);
	border-radius: 6px;
	background: #ffffff;
	color: var(--color-primary);
	font-family: var(--font-display);
	font-size: 15px;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.2s, color 0.2s;
}
.viewmore:hover:not(:disabled) { background: var(--color-primary); color: #ffffff; }
.viewmore:disabled { opacity: 0.6; cursor: wait; }
.viewmore.is-loading { opacity: 0.6; }

/* ===== Công trình tiêu biểu ===== */
.service-section {
	width: min(100%, 1360px);
	margin: 0 auto 50px;
	padding-top: 20px;
	border-top: 1px dashed var(--color-primary);
}
.service-section__title {
	margin: 20px 0 24px;
	text-align: center;
	font-family: var(--font-display);
	font-size: 24px;
	font-weight: 700;
	text-transform: uppercase;
	color: var(--color-primary);
}
.service-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
}
.service-item { margin: 0; }
.service-item__media {
	display: block;
	position: relative;
	aspect-ratio: 4 / 3;
	overflow: hidden;
	border-radius: 14px;
	background: var(--color-surface-2);
}
.service-item__media img,
.service-item__media .thumb__ph {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}
.service-item__media:hover img { transform: scale(1.04); }
.service-info { padding: 12px 4px 0; text-align: center; }
.service-info h4 { margin: 0; font-size: 16px; line-height: 1.4; }
.service-info h4 a { color: var(--color-primary); }

/* ===== Form đăng ký tư vấn ===== */
.lead-section {
	width: min(100%, 720px);
	margin: 0 auto 60px;
}
.lead-section__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.lead-section__notice {
	margin: 0 0 16px;
	padding: 12px 16px;
	border-radius: 6px;
	font-size: 14px;
	text-align: center;
}
.lead-section__notice--ok { background: #e8f4ec; color: #1d5b33; }
.lead-section__notice--err { background: #fbeaea; color: #8a1f1f; }
.formregis {
	position: relative;
	border: 1px solid #d9d9d9;
	border-radius: 14px;
	overflow: hidden;
	background: #ffffff;
}
.formregis__title {
	padding: 14px 20px;
	background: var(--color-primary);
	color: #ffffff;
	font-family: var(--font-display);
	font-size: 17px;
	font-weight: 600;
	text-align: center;
}
.formregis__pad { padding: 22px 24px 26px; }
.formregis__row {
	display: grid;
	grid-template-columns: 110px minmax(0, 1fr);
	align-items: center;
	gap: 12px;
	margin-bottom: 14px;
}
.formregis__row span { font-size: 14px; color: #3d3d3d; }
.formregis__row input {
	width: 100%;
	padding: 10px 12px;
	border: 1px solid #cfcfcf;
	border-radius: 6px;
	font-size: 14px;
	font-family: inherit;
}
.formregis__row input:focus { outline: 2px solid var(--color-primary); outline-offset: 0; border-color: transparent; }
.formregis__actions { text-align: center; margin-top: 8px; }
.formregis__actions button {
	min-width: 180px;
	padding: 12px 28px;
	border: 0;
	border-radius: 6px;
	background: var(--color-primary);
	color: #ffffff;
	font-family: var(--font-display);
	font-size: 15px;
	font-weight: 600;
	cursor: pointer;
}
.formregis__actions button:hover { opacity: 0.9; }

@media (max-width: 1024px) {
	.service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
	.service-grid { grid-template-columns: 1fr; }
	.service-section__title { font-size: 20px; }
	.formregis__row { grid-template-columns: 1fr; gap: 6px; }
}