/* =======================================================================
   Component: Edu Post [edu_post]
   ======================================================================= */

.edu-post {
	width: 100%;
}

/* Layout */
.edu-post__layout {
	display: grid;
	grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
	gap: 20px;
	align-items: stretch;
}

/* Left Column: Main area (Header + Video) */
.edu-post__main {
	display: flex;
	flex-direction: column;
	width: 100%;
	justify-content: flex-start;
}

/* Header & Section Title */
.edu-post__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	margin-bottom: 12px;
}

.edu-post__title {
	border-left: 3px solid var(--edu-primary);
	padding-left: 12px;
	margin: 0 !important;
	color: var(--theme-palette-color-4);
	text-align: justify;
	text-align-last: left;
}

.edu-post__title a {
	color: var(--theme-palette-color-4);
	text-decoration: none;
	transition: color 0.2s ease;
}

.edu-post__title a:hover {
	color: var(--theme-palette-color-3);
}

.edu-post__title a:active,
.edu-post__title a[aria-current],
.edu-post__title a.is-active {
	color: var(--theme-palette-color-3);
}

.edu-post__playlist-icon {
	background: transparent;
	border: 0;
	padding: 0;
	color: var(--theme-palette-color-2);
	transition: color 0.2s ease;
	display: inline-flex;
	align-items: center;
	cursor: pointer;
	flex-shrink: 0;
}

.edu-post__playlist-icon:hover {
	color: var(--theme-palette-color-2);
}

.edu-post__playlist-icon:active {
	color: var(--theme-palette-color-3);
}

.edu-post__playlist-svg {
	display: block;
	width: 30px;
	height: 30px;
}

/* Video Wrapper */
.edu-post__video {
	position: relative;
	width: 100%;
	aspect-ratio: 16 / 9;
	border-radius: var(--edu-radius);
	overflow: hidden;
}

.edu-post .edu-yt-lazy-player {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}

/* Lazy Player Play Button Override (red theme) */
.edu-post .edu-yt-lazy-player__play-btn {
	background-color: var(--theme-palette-color-3) !important;
	color: var(--edu-white) !important;
}

.edu-post .edu-yt-lazy-player__placeholder:hover .edu-yt-lazy-player__play-btn {
	background-color: var(--theme-palette-color-2) !important;
	transform: translate(-50%, -50%) scale(1.1) !important;
}

/* Right Column: Sidebar (Post list) */
.edu-post__side {
	height: 100%;
}

.edu-post__list {
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	height: 100%;
	gap: 10px;
}

.edu-post__item {
	display: grid;
	grid-template-columns: clamp(118px, 34%, 150px) minmax(0, 1fr);
	gap: 10px;
	align-items: center;
	text-decoration: none;
	flex-shrink: 0;
}

.edu-post__thumb {
	position: relative;
	display: block;
	overflow: hidden;
	background-color: var(--edu-bg-soft);
	border-radius: var(--edu-radius);
	width: 100%;
	aspect-ratio: 16 / 9;
}

.edu-post__thumb img {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.3s ease;
}

.edu-post__item:hover .edu-post__thumb img {
	transform: scale(1.05);
}

.edu-post__thumb--placeholder {
	background: linear-gradient(135deg, var(--edu-bg-soft), var(--edu-border));
}

.edu-post__thumb--placeholder::after {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="%23cbd5e1" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="18" height="18" rx="2" ry="2"/><circle cx="8.5" cy="8.5" r="1.5"/><polyline points="21 15 16 10 5 21"/></svg>');
	background-repeat: no-repeat;
	background-position: center;
	background-size: 24px;
	opacity: 0.6;
}

.edu-post__content {
	min-width: 0;
}

.edu-post__item-title {
	margin: 0 0 6px 0 !important;
	padding: 0 !important;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	text-align: justify;
	text-align-last: left;
}

.edu-post__item-title a {
	color: var(--theme-palette-color-4);
	text-decoration: none;
	transition: color 0.2s ease;
}

.edu-post__item:hover .edu-post__item-title a {
	color: var(--theme-palette-color-2);
}

.edu-post__item:active .edu-post__item-title a {
	color: var(--theme-palette-color-3);
}

/* Meta */
.edu-post__meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px;
	color: var(--edu-muted);
	font-size: 12px;
}

.edu-post__meta-item {
	display: inline-flex;
	align-items: center;
	gap: 4px;
}

.edu-post__meta-icon {
	flex-shrink: 0;
	stroke: currentColor;
}

.edu-post__meta-text {
	white-space: nowrap;
}

.edu-post__meta-sep {
	color: var(--edu-border);
	user-select: none;
}

.edu-post__empty-message {
	padding: 20px;
	text-align: center;
	color: var(--edu-muted);
	background-color: var(--edu-bg-soft);
	border-radius: var(--edu-radius);
}

/* =======================================================================
   Responsive / Media Queries
   ======================================================================= */

/* Tablet Layout (max-width: 1024px) */
@media (max-width: 1024px) {
	.edu-post__layout {
		grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
		gap: 16px;
	}

	.edu-post__item {
		grid-template-columns: clamp(110px, 34%, 130px) minmax(0, 1fr);
		gap: 12px;
	}
}

/* Mobile Layout (max-width: 767px) */
@media (max-width: 767px) {
	.edu-post__layout {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	.edu-post__side {
		height: auto;
	}

	.edu-post__list {
		height: auto;
		gap: 10px;
		display: flex;
		flex-direction: column;
		justify-content: flex-start;
	}

	.edu-post__item {
		grid-template-columns: 96px minmax(0, 1fr);
		gap: 12px;
	}

	.edu-post__item-title {
		font-size: clamp(14px, 4vw, 16px);
		-webkit-line-clamp: 2;
	}

	.edu-post__meta {
		gap: 6px;
	}
}