/* Landing Chuyện DIY 3D — templates/page-mo-hinh-3d.php.
   Token + component (.blt-diy-btn/pill/tab/card…) dùng lại cho danh sách + chi tiết dự án (3d-archive.css, 3d-single.css). */

.blt-3d-page,
.blt-3d-project-archive,
.blt-3d-project-single {
	--blt-diy-bg: #faf8ef;
	--blt-diy-surface: #fffefa;
	--blt-diy-soft: #eef3e2;
	--blt-diy-soft-2: #e4edd5;
	--blt-diy-green: #4f8a5b;
	--blt-diy-green-dark: #3b6c46;
	--blt-diy-ink: #2d5638;
	--blt-diy-text: #4d5c53;
	--blt-diy-muted: #8a978e;
	--blt-diy-line: #e5e8d8;
	--blt-diy-pill: #e6eed9;
	--blt-diy-pill-ink: #4b7a4f;
	--blt-diy-shadow: 0 8px 22px rgba(62, 86, 54, 0.07);
	--blt-diy-radius: 16px;
	--blt-diy-gap: 28px;
	--blt-diy-hand: 'Pangolin', 'Dancing Script', cursive;
	--blt-diy-serif: 'Playfair Display', Georgia, serif;
	background: var(--blt-diy-bg);
}

.blt-diy {
	padding-bottom: 56px;
	color: var(--blt-diy-text);
}

.blt-diy p {
	overflow-wrap: break-word;
}

.blt-diy a {
	text-decoration: none;
}

.blt-diy .screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	white-space: nowrap;
}

.blt-diy-wrap {
	width: min(1200px, calc(100% - 48px));
	margin: 0 auto;
}

/* ---------- Khung minh họa chờ ảnh (inc/3d/archive.php) ---------- */
.blt-diy-illus-slot {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	border-radius: 28px;
	background: var(--blt-diy-soft-2);
}

.blt-diy-illus-slot span {
	padding: 6px 12px;
	border-radius: 999px;
	background: var(--blt-diy-surface);
	color: var(--blt-diy-muted);
	font-size: 0.72rem;
	overflow-wrap: anywhere;
}

/* Ảnh thay thế khi dự án chưa có ảnh đại diện — lấp kín khung thumb */
.blt-diy-thumb-fallback {
	display: flex;
	width: 100%;
	height: 100%;
	border-radius: 0;
	object-fit: contain;
}

/* ---------- Nút ---------- */
.blt-diy-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	min-height: 44px;
	padding: 10px 22px;
	border: 1.5px solid transparent;
	border-radius: 999px;
	font-size: 0.9rem;
	font-weight: 700;
	line-height: 1.2;
	transition: transform 160ms ease, background-color 160ms ease, color 160ms ease;
}

.blt-diy-btn:hover,
.blt-diy-btn:focus-visible {
	transform: translateY(-2px);
}

.blt-diy-btn--primary {
	background: var(--blt-diy-green);
	color: #fff;
	box-shadow: 0 6px 16px rgba(79, 138, 91, 0.25);
}

.blt-diy-btn--primary:hover,
.blt-diy-btn--primary:focus-visible {
	background: var(--blt-diy-green-dark);
	color: #fff;
}

.blt-diy-btn--ghost {
	border-color: var(--blt-diy-green);
	background: var(--blt-diy-surface);
	color: var(--blt-diy-green-dark);
}

.blt-diy-btn--ghost:hover,
.blt-diy-btn--ghost:focus-visible {
	background: var(--blt-diy-soft);
	color: var(--blt-diy-green-dark);
}

.blt-diy-leaf {
	flex: 0 0 auto;
	color: var(--blt-diy-green);
}

/* ---------- Hero ---------- */
.blt-diy-hero {
	padding: 28px 0 8px;
	overflow: hidden;
}

.blt-diy-hero__inner {
	display: grid;
	grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
	gap: 24px;
	align-items: center;
}

.blt-diy-eyebrow {
	margin: 0 0 18px;
	color: var(--blt-diy-text);
	font-size: 0.74rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.blt-diy-hero__title {
	margin: 0;
	color: var(--blt-diy-ink);
	font-family: var(--blt-diy-hand);
	font-size: clamp(2.1rem, 4.2vw, 3.5rem);
	font-weight: 400;
	line-height: 1.2;
	-webkit-text-fill-color: currentColor;
}

.blt-diy-hero__intro {
	max-width: 440px;
	margin: 22px 0 0;
	font-size: 0.95rem;
	line-height: 1.75;
}

.blt-diy-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 28px;
}

.blt-diy-hero__art img {
	display: block;
	width: 100%;
	height: auto;
}

/* ---------- Layout 2 cột ---------- */
.blt-diy-layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 300px;
	gap: var(--blt-diy-gap);
	align-items: start;
	margin-top: 20px;
}

.blt-diy-main {
	display: grid;
	gap: 40px;
	min-width: 0;
}

/* ---------- Khối chuyên mục nổi bật ---------- */
.blt-diy-feature {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	align-items: center;
	overflow: hidden;
	border: 1px solid var(--blt-diy-line);
	border-radius: 22px;
	background: linear-gradient(110deg, var(--blt-diy-soft) 0%, #f3f6ea 55%, var(--blt-diy-soft-2) 100%);
}

.blt-diy-feature__text {
	padding: 30px 0 30px 32px;
}

.blt-diy-badge {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	margin: 0 0 14px;
	color: var(--blt-diy-pill-ink);
	font-size: 0.7rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.blt-diy-badge .blt-diy-leaf {
	width: 20px;
	height: 20px;
}

.blt-diy-feature__title {
	margin: 0;
	color: var(--blt-diy-ink);
	font-family: var(--blt-diy-serif);
	font-size: clamp(1.8rem, 3vw, 2.4rem);
	font-weight: 600;
	line-height: 1.15;
	-webkit-text-fill-color: currentColor;
}

.blt-diy-feature__desc {
	margin: 14px 0 22px;
	font-size: 0.9rem;
	line-height: 1.75;
}

.blt-diy-feature__art {
	display: block;
	align-self: stretch;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: right bottom;
	-webkit-mask-image: linear-gradient(to right, transparent 0, #000 22%);
	mask-image: linear-gradient(to right, transparent 0, #000 22%);
}

/* ---------- Section chung ---------- */
.blt-diy-section {
	min-width: 0;
}

.blt-diy-section__head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	margin-bottom: 18px;
}

.blt-diy-section__title,
.blt-diy-widget__title {
	display: flex;
	align-items: center;
	gap: 10px;
	margin: 0;
	color: var(--blt-diy-ink);
	font-family: var(--blt-diy-hand);
	font-weight: 400;
	line-height: 1.2;
	-webkit-text-fill-color: currentColor;
}

.blt-diy-section__title {
	font-size: clamp(1.45rem, 2.4vw, 1.8rem);
}

.blt-diy-more {
	display: inline-flex;
	flex: 0 0 auto;
	align-items: center;
	gap: 6px;
	color: var(--blt-diy-green-dark);
	font-size: 0.82rem;
	font-weight: 700;
}

.blt-diy-more:hover,
.blt-diy-more:focus-visible {
	color: var(--blt-diy-green);
}

.blt-diy-empty {
	margin: 0;
	padding: 24px;
	border: 1px dashed var(--blt-diy-line);
	border-radius: var(--blt-diy-radius);
	background: var(--blt-diy-surface);
	color: var(--blt-diy-muted);
}

/* ---------- Card bài viết ---------- */
.blt-diy-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 16px;
}

.blt-diy-card {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--blt-diy-line);
	border-radius: var(--blt-diy-radius);
	background: var(--blt-diy-surface);
	box-shadow: var(--blt-diy-shadow);
}

.blt-diy-card__thumb,
.blt-diy-topic__thumb {
	display: block;
	aspect-ratio: 4 / 3;
	overflow: hidden;
	background: var(--blt-diy-soft);
}

.blt-diy-card__thumb img,
.blt-diy-topic__thumb img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 300ms ease;
}

.blt-diy-card:hover .blt-diy-card__thumb img,
.blt-diy-topic:hover .blt-diy-topic__thumb img {
	transform: scale(1.04);
}

.blt-diy-card__body {
	display: flex;
	flex: 1;
	flex-direction: column;
	padding: 14px 14px 10px;
}

.blt-diy-pill {
	align-self: flex-start;
	max-width: 100%;
	margin-bottom: 10px;
	padding: 3px 10px;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	border-radius: 999px;
	background: var(--blt-diy-pill);
	color: var(--blt-diy-pill-ink);
	font-size: 0.68rem;
	font-weight: 700;
}

.blt-diy-card__title,
.blt-diy-topic__title {
	display: -webkit-box;
	margin: 0;
	overflow: hidden;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	font-size: 0.92rem;
	font-weight: 700;
	line-height: 1.4;
	overflow-wrap: anywhere;
}

.blt-diy-card__title a,
.blt-diy-topic__title a {
	color: var(--blt-diy-ink);
}

.blt-diy-card__title a:hover,
.blt-diy-topic__title a:hover {
	color: var(--blt-diy-green);
}

.blt-diy-card__meta {
	display: flex;
	flex-wrap: wrap;
	gap: 2px 8px;
	margin: 8px 0 0;
	color: var(--blt-diy-muted);
	font-size: 0.7rem;
}

.blt-diy-card__meta > *:not(:last-child)::after {
	content: '•';
	margin-left: 8px;
}

.blt-diy-card__excerpt {
	display: -webkit-box;
	margin: 10px 0 12px;
	overflow: hidden;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 3;
	font-size: 0.78rem;
	line-height: 1.6;
}

.blt-diy-card__foot {
	display: flex;
	align-items: center;
	gap: 14px;
	margin-top: auto;
	padding-top: 10px;
	border-top: 1px solid var(--blt-diy-line);
	color: var(--blt-diy-muted);
	font-size: 0.75rem;
}

.blt-diy-card__stat {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	color: inherit;
}

.blt-diy-card__stat:first-child svg {
	color: var(--blt-diy-green);
}

.blt-diy-card__foot .blt-bookmark-btn--compact {
	position: static;
	width: 30px;
	height: 30px;
	margin-left: auto;
	box-shadow: none;
	background: transparent;
	color: var(--blt-diy-green-dark);
}

.blt-diy-card__foot .blt-bookmark-btn--compact:hover {
	background: var(--blt-diy-soft);
}

.blt-diy-card__foot .blt-bookmark-btn--compact.blt-bookmark-btn--active {
	background: var(--blt-diy-green);
	color: #fff;
}

/* ---------- Tab + card chủ đề ---------- */
.blt-diy-tabs {
	display: flex;
	gap: 8px;
	margin-bottom: 16px;
	overflow-x: auto;
	scrollbar-width: none;
}

.blt-diy-tabs::-webkit-scrollbar {
	display: none;
}

.blt-diy-tab {
	flex: 0 0 auto;
	padding: 7px 18px;
	border: 1px solid var(--blt-diy-line);
	border-radius: 999px;
	background: var(--blt-diy-surface);
	color: var(--blt-diy-text);
	font: inherit;
	font-size: 0.8rem;
	font-weight: 600;
	cursor: pointer;
	transition: background-color 160ms ease, color 160ms ease;
}

.blt-diy-tab:hover {
	background: var(--blt-diy-soft);
}

.blt-diy-tab.is-active {
	border-color: var(--blt-diy-green);
	background: var(--blt-diy-green);
	color: #fff;
}

.blt-diy-topics {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 16px;
}

.blt-diy-topic {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--blt-diy-line);
	border-radius: var(--blt-diy-radius);
	background: var(--blt-diy-surface);
	box-shadow: var(--blt-diy-shadow);
}

.blt-diy-topic[hidden] {
	display: none;
}

.blt-diy-topic__thumb {
	aspect-ratio: 16 / 10;
}

.blt-diy-topic__body {
	position: relative;
	display: flex;
	flex: 1;
	flex-direction: column;
	padding: 12px 14px 14px;
}

.blt-diy-topic__cat {
	margin: 0 0 4px;
	color: var(--blt-diy-pill-ink);
	font-size: 0.7rem;
	font-weight: 700;
}

.blt-diy-topic__title {
	font-size: 0.86rem;
}

.blt-diy-topic__desc {
	display: -webkit-box;
	margin: 6px 0 0;
	padding-right: 22px;
	overflow: hidden;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	color: var(--blt-diy-muted);
	font-size: 0.74rem;
	line-height: 1.55;
}

.blt-diy-topic__go {
	position: absolute;
	right: 12px;
	bottom: 12px;
	display: inline-flex;
	color: var(--blt-diy-green-dark);
}

/* ---------- Dải in theo yêu cầu ---------- */
.blt-diy-service {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 20px;
	padding: 22px 26px;
	border: 1px dashed var(--blt-diy-green);
	border-radius: var(--blt-diy-radius);
	background: var(--blt-diy-surface);
}

.blt-diy-service__title {
	margin: 0;
	color: var(--blt-diy-ink);
	font-family: var(--blt-diy-serif);
	font-size: 1.2rem;
	font-weight: 600;
	-webkit-text-fill-color: currentColor;
}

.blt-diy-service p {
	margin: 6px 0 0;
	font-size: 0.85rem;
	line-height: 1.6;
}

/* ---------- Sidebar ---------- */
.blt-diy-side {
	display: grid;
	gap: 18px;
	min-width: 0;
}

.blt-diy-widget {
	padding: 18px;
	border: 1px solid var(--blt-diy-line);
	border-radius: var(--blt-diy-radius);
	background: var(--blt-diy-surface);
	box-shadow: var(--blt-diy-shadow);
}

.blt-diy-widget__title {
	margin-bottom: 14px;
	font-size: 1.15rem;
}

.blt-diy-widget__title svg {
	color: var(--blt-diy-green);
}

.blt-diy-cats,
.blt-diy-popular {
	margin: 0;
	padding: 0;
	list-style: none;
}

.blt-diy-cats a {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 8px 4px;
	border-radius: 10px;
	color: var(--blt-diy-text);
	font-size: 0.85rem;
}

.blt-diy-cats a:hover {
	background: var(--blt-diy-soft);
	color: var(--blt-diy-ink);
}

.blt-diy-cats svg {
	flex: 0 0 auto;
	color: var(--blt-diy-green);
}

.blt-diy-cats__name {
	flex: 1;
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.blt-diy-cats__count {
	min-width: 28px;
	padding: 2px 8px;
	border-radius: 999px;
	background: var(--blt-diy-pill);
	color: var(--blt-diy-pill-ink);
	font-size: 0.7rem;
	font-weight: 700;
	text-align: center;
}

.blt-diy-search {
	display: flex;
	overflow: hidden;
	border: 1px solid var(--blt-diy-line);
	border-radius: 999px;
	background: #fff;
}

.blt-diy-search input {
	flex: 1;
	min-width: 0;
	padding: 10px 16px;
	border: 0;
	background: transparent;
	font: inherit;
	font-size: 0.85rem;
	outline: none;
}

.blt-diy-search button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 42px;
	margin: 3px;
	border: 0;
	border-radius: 999px;
	background: var(--blt-diy-green);
	color: #fff;
	cursor: pointer;
}

.blt-diy-search:focus-within {
	border-color: var(--blt-diy-green);
}

.blt-diy-popular li {
	display: grid;
	grid-template-columns: 16px 52px minmax(0, 1fr);
	gap: 10px;
	align-items: center;
	padding: 8px 0;
}

.blt-diy-popular li + li {
	border-top: 1px solid var(--blt-diy-line);
}

.blt-diy-popular__rank {
	color: var(--blt-diy-ink);
	font-size: 0.85rem;
	font-weight: 700;
}

.blt-diy-popular__thumb {
	display: block;
	width: 52px;
	height: 52px;
	overflow: hidden;
	border-radius: 10px;
	background: var(--blt-diy-soft);
}

.blt-diy-popular__thumb img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.blt-diy-popular__title {
	display: -webkit-box;
	overflow: hidden;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	color: var(--blt-diy-ink);
	font-size: 0.8rem;
	font-weight: 600;
	line-height: 1.45;
	overflow-wrap: anywhere;
}

.blt-diy-popular__title:hover {
	color: var(--blt-diy-green);
}

.blt-diy-popular__views {
	display: block;
	margin-top: 3px;
	color: var(--blt-diy-muted);
	font-size: 0.7rem;
}

.blt-diy-widget--nl {
	background: linear-gradient(160deg, var(--blt-diy-soft) 0%, var(--blt-diy-surface) 100%);
}

.blt-diy-widget__desc {
	margin: -4px 0 14px;
	font-size: 0.8rem;
	line-height: 1.6;
}

.blt-diy-nl {
	display: grid;
	gap: 10px;
}

.blt-diy-nl input[type="email"] {
	width: 100%;
	padding: 10px 16px;
	border: 1px solid var(--blt-diy-line);
	border-radius: 999px;
	background: #fff;
	font: inherit;
	font-size: 0.85rem;
	outline: none;
}

.blt-diy-nl input[type="email"]:focus {
	border-color: var(--blt-diy-green);
}

.blt-diy-nl .blt-diy-nl__btn {
	width: 100%;
	border-color: var(--blt-diy-green);
	border-radius: 999px;
	background: var(--blt-diy-green);
}

.blt-diy-nl .blt-diy-nl__btn:hover {
	border-color: var(--blt-diy-green-dark);
	background: var(--blt-diy-green-dark);
}

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
	.blt-diy-grid,
	.blt-diy-topics {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 1023px) {
	.blt-diy-layout {
		grid-template-columns: minmax(0, 1fr);
	}

	.blt-diy-side {
		display: block;
		columns: 2;
		column-gap: 18px;
	}

	.blt-diy-widget {
		margin-bottom: 18px;
		break-inside: avoid;
	}

	.blt-diy-grid,
	.blt-diy-topics {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

@media (max-width: 900px) {
	.blt-diy-grid,
	.blt-diy-topics {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 768px) {
	.blt-diy-wrap {
		width: calc(100% - 32px);
	}

	.blt-diy-hero__inner {
		grid-template-columns: minmax(0, 1fr);
	}

	.blt-diy-hero__art {
		order: -1;
		margin: 0 -16px;
	}

	.blt-diy-hero__intro {
		max-width: none;
	}

	.blt-diy-feature__text {
		padding-left: 24px;
	}

	.blt-diy-service {
		flex-direction: column;
		align-items: flex-start;
	}
}

@media (max-width: 600px) {
	.blt-diy-side {
		columns: 1;
	}

	.blt-diy-feature {
		grid-template-columns: minmax(0, 1fr);
	}

	.blt-diy-feature__text {
		padding: 26px 22px 6px;
	}

	.blt-diy-feature__art {
		height: auto;
		-webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 18%);
		mask-image: linear-gradient(to bottom, transparent 0, #000 18%);
	}
}

@media (max-width: 430px) {
	.blt-diy-main {
		gap: 32px;
	}

	.blt-diy-grid {
		grid-template-columns: minmax(0, 1fr);
		gap: 12px;
	}

	.blt-diy-card {
		display: grid;
		grid-template-columns: 116px minmax(0, 1fr);
	}

	.blt-diy-card__thumb {
		aspect-ratio: auto;
		height: 100%;
	}

	.blt-diy-card__body {
		padding: 10px 12px 8px;
	}

	.blt-diy-pill {
		margin-bottom: 6px;
	}

	.blt-diy-card__excerpt {
		display: none;
	}

	.blt-diy-card__foot {
		margin-top: 8px;
		padding-top: 6px;
	}

	.blt-diy-actions .blt-diy-btn {
		flex: 1 1 auto;
	}

	.blt-diy-topics {
		gap: 12px;
	}

	.blt-diy-section__title {
		font-size: 1.4rem;
	}
}