/* Inline PPT slide reader inside module doc / zg-doc-card — matches library reader UX. */

.zg-slide-reader {
	margin: 0;
}

.zg-doc-card .zg-slide-reader,
.newcomer-doc__body.post-content .zg-slide-reader {
	margin: 0;
}

.zg-slide-reader .reader-shell--inline {
	--reader-shell-height: clamp(420px, 62dvh, 720px);
	height: var(--reader-shell-height);
	min-height: 420px;
	max-height: 720px;
	display: grid;
	grid-template-columns: 180px minmax(0, 1fr);
	overflow: hidden;
	background: var(--white, #fff);
	border: 1px solid var(--line, #d9dee3);
	border-radius: 0;
	box-shadow: none;
}

.zg-slide-reader .reader-thumbs {
	padding: 12px;
	overflow-y: auto;
	background: #f7f9fa;
	border-right: 1px solid var(--line, #d9dee3);
	max-height: 100%;
	overscroll-behavior: contain;
	scrollbar-width: thin;
}

.zg-slide-reader .thumb-button {
	width: 100%;
	margin: 0 0 10px;
	padding: 0;
	display: grid;
	grid-template-columns: 20px 1fr;
	align-items: start;
	gap: 8px;
	color: #597087;
	background: transparent;
	border: 0;
	text-align: left;
	cursor: pointer;
}

.zg-slide-reader .thumb-button img {
	width: 100%;
	aspect-ratio: 16 / 9;
	object-fit: cover;
	background: #fff;
	border: 2px solid transparent;
}

.zg-slide-reader .thumb-button.is-active {
	color: var(--coral, #f06459);
}

.zg-slide-reader .thumb-button.is-active img {
	border-color: var(--coral, #f06459);
}

.zg-slide-reader .reader-stage {
	min-width: 0;
	min-height: 0;
	height: 100%;
	display: flex;
	flex-direction: column;
	background: #f4f6f8;
}

.zg-slide-reader .reader-toolbar {
	min-height: 48px;
	padding: 7px 12px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	background: #fff;
	border-bottom: 1px solid var(--line, #d9dee3);
}

.zg-slide-reader .reader-toolbar__group {
	display: flex;
	align-items: center;
	gap: 8px;
}

.zg-slide-reader .reader-toolbar button {
	min-height: 34px;
	padding: 0 10px;
	color: var(--navy-800, #124e91);
	background: #fff;
	border: 1px solid #c9d3de;
	border-radius: 0;
	font-size: 12px;
	cursor: pointer;
}

.zg-slide-reader .reader-toolbar button:hover,
.zg-slide-reader .reader-toolbar button:focus-visible {
	border-color: var(--navy-800, #124e91);
}

.zg-slide-reader .reader-toolbar button:disabled {
	cursor: not-allowed;
	opacity: 0.42;
}

.zg-slide-reader .reader-page-count {
	min-width: 76px;
	color: #597087;
	font-size: 12px;
	text-align: center;
}

.zg-slide-reader .reader-canvas {
	min-height: 0;
	flex: 1;
	padding: 16px;
	display: grid;
	place-items: center;
	overflow: auto;
	background:
		linear-gradient(180deg, rgba(11, 42, 72, 0.03), transparent 28%),
		#f4f6f8;
}

.zg-slide-reader .reader-slide-image {
	width: min(100%, 980px);
	height: auto;
	transform: scale(var(--reader-zoom, 1));
	transform-origin: center;
	box-shadow: 0 1px 0 rgba(11, 42, 72, 0.08);
	transition: opacity 180ms ease, transform 180ms ease;
}

.zg-slide-reader .reader-slide-image.is-loading {
	opacity: 0.58;
}

@media (max-width: 900px) {
	.zg-slide-reader .reader-shell--inline {
		--reader-shell-height: auto;
		height: auto;
		min-height: 0;
		max-height: none;
		grid-template-columns: 1fr;
	}

	.zg-slide-reader .reader-thumbs {
		display: flex;
		gap: 10px;
		overflow-x: auto;
		border-right: 0;
		border-bottom: 1px solid var(--line, #d9dee3);
	}

	.zg-slide-reader .thumb-button {
		width: 128px;
		margin: 0;
		flex: 0 0 128px;
		grid-template-columns: 18px 1fr;
	}

	.zg-slide-reader .reader-canvas {
		min-height: 280px;
	}
}