.u-hero-desc {
	max-width: 100%;
}

.u-tag-primary {
	align-self: center;
}
@media (min-width: 992px) {
	.u-tag-primary {
		align-self: self-start;
	}
}

/* 主題篩選切換效果 */
.filter-controls {
	display: flex;
	justify-content: center;
	gap: 1rem;
	overflow-x: auto;
	padding: 1rem 0 1.8rem 0;
}
.filter-controls .filter-chip {
	padding: 0.75rem 1.5rem;
	border: 1px solid var(--outline-variant);
	border-radius: var(--radius-full);
	display: flex;
	align-items: center;
	gap: 0.5rem;
	white-space: nowrap;
}
.filter-controls .filter-chip.active {
	background-color: var(--primary);
	color: var(--on-white);
	border-color: var(--primary);
}


/* 影音項目列表 layout */
.video-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-lg);
}
@media (min-width: 768px) {
	.video-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}
@keyframes cardFadeInUp {
	from {
		opacity: 0;
		transform: translateY(20px) scale(0.95);
	}
	to {
		opacity: 1;
		transform: translateY(0) scale(1);
	}
}
.video-grid > div {
	display: flex;
	opacity: 0;
	animation: cardFadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}


/* 影音項目卡片 */
.video-card-wrapper {
	text-decoration: none;
	display: block;
	width: 100%;
	height: 100%;
}
.video-card-wrapper:hover {
	text-decoration: none;
}
.video-card-wrapper:hover .video-card-title {
	color: var(--primary);
}
.video-card-wrapper:hover .play-btn-small {
	transform: scale(1.2);
}
.video-card-doctor {
	font-size: 0.85rem;
	color: var(--primary);
	font-weight: 500;
	display: block;
}
.video-card-wrapper:hover .video-card-doctor {
	color: var(--color-secondary);
}

.video-card-wrapper:hover .video-card {
	transform: translateY(-4px);
	box-shadow: 0 12px 24px -10px rgba(130, 83, 53, 0.15);
}


/* 影片長度秒數 */
.video-duration {
	position: absolute;
	bottom: 0.5rem;
	right: 0.5rem;
	background-color: rgba(0,0,0,0.7);
	color: var(--on-white);
	font-size: 12px;
	padding: 0.25rem 0.5rem;
	border-radius: var(--radius-sm);
}


/* 影片類別 */
.video-category {
	font-size: 12px;
	font-weight: 600;
	margin-bottom: 0.5rem;
	display: inline-block;
	padding: 0.15rem 0.5rem;
	border-radius: var(--radius-sm);
	width: fit-content;
}
.video-category.cat-1 {
	color: #0d9488; /* Teal / 長安的故事 */
	background-color: #f0fdfa;
	border: 1px solid #ccfbf1;
}
.video-category.cat-2 {
	color: #2563eb; /* Blue / 長安保健室 */
	background-color: #eff6ff;
	border: 1px solid #dbeafe;
}
.video-category.cat-4 {
	color: #d97706; /* Amber / 醫師談健康 */
	background-color: #fffbeb;
	border: 1px solid #fef3c7;
}
.video-category.cat-default {
	color: var(--tertiary);
	background-color: var(--tertiary-container);
	border: 1px solid rgba(0, 0, 0, 0.05);
}
.video-card-meta-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 0.5rem;
	width: 100%;
}
.video-card-meta-row .video-category {
	margin-bottom: 0;
}
.video-card-meta-row .video-card-meta {
	font-size: 0.8rem;
	color: var(--on-surface-variant);
	margin-bottom: 0;
	margin-top: 0;
}


/* 影片內容摘要 */
.featured-video {
	display: block;
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 9;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
	margin-bottom: var(--space-lg);
	cursor: pointer;
	background-color: var(--surface-container-highest);
}
.featured-video img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.7s;
}
.featured-video:hover img {
	transform: scale(1.05);
}
.featured-video:hover .video-overlay {
	background-color: rgba(0,0,0,0.05); /* 滑鼠懸停時更加透亮 */
}
.video-info {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	padding: var(--space-sm);
	background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
}
.video-info-desc {
	color: rgba(255,255,255,0.9);
	font-size: .8rem;
	margin-bottom: var(--space-sm);
	max-width: 42rem;
}
.badge-secondary {
	background-color: var(--secondary);
	color: var(--on-white);
	padding: var(--space-xs) var(--space-sm);
	border-radius: var(--radius-full);
	font-size: .8rem;
	font-weight: 600;
	display: inline-block;
	margin-bottom: var(--space-sm);
}
.video-info-title {
	font-size: 1.1rem;
	font-weight: 700;
	color: var(--on-white);
}
.video-info .btn-center-primary{
	padding: var(--space-base);
}
.video-info .btn-center-primary .material-symbols-outlined,
.video-info .btn-center-primary #featured-video-btn-text{
	font-size: 1rem;
}

@media (min-width: 480px) {
	.video-info-title {
		font-size: 1.2rem;
	}
	.video-info {
		padding: var(--space-md);
	}
	.video-info-desc {
		margin-bottom: var(--space-md);
	}
	.video-info .btn-center-primary{
		padding: var(--space-sm) var(--space-md-sm);
	}
	.video-info .btn-center-primary .material-symbols-outlined{
		font-size: 1.6rem;
	}
}

@media (min-width: 768px) {
	.video-info-desc {
		font-size: 1rem;
		margin-bottom: var(--space-md);
	}
	.video-info-title {
		font-size: 1.5rem;
	}
}