.aula-flipbook-wrapper {
	margin: 0 auto 1.5em;
	width: 100%;
	max-width: 100%;
	box-sizing: border-box;
	text-align: center;
}

.aula-flipbook-container {
	margin: 0 auto;
	position: relative;
	width: 100%;
	min-height: 200px;
	overflow: hidden;
	background: #f4f4f4;
	box-shadow: 0 6px 24px rgba( 0, 0, 0, 0.15 );
}

.aula-flipbook-container canvas {
	max-width: 100%;
}

.aula-fb-loading {
	display: flex;
	align-items: center;
	justify-content: center;
	height: 300px;
	color: #555;
	font-size: 0.95em;
}

.aula-fb-controls {
	margin-top: 0.75em;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 1em;
}

.aula-fb-controls button {
	background: #0f2133;
	color: #fff;
	border: none;
	border-radius: 4px;
	padding: 0.4em 0.9em;
	cursor: pointer;
	font-size: 1.1em;
	line-height: 1;
}

.aula-fb-controls button:hover {
	background: #0ea5b8;
}

.aula-fb-page-indicator {
	font-size: 0.9em;
	color: #333;
	min-width: 4em;
}

@media ( max-width: 600px ) {
	.aula-fb-controls {
		gap: 0.5em;
	}
}

.aula-fb-single-author {
	font-style: italic;
	color: #555;
	margin-bottom: 1em;
}

.aula-fb-cover {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 0.5em;
	min-height: 320px;
	width: 100%;
	background: linear-gradient( 135deg, #0f2133, #1c3a52 );
	color: #fff;
	border-radius: 6px;
	cursor: pointer;
	box-shadow: 0 6px 24px rgba( 0, 0, 0, 0.15 );
	padding: 2em 1.5em;
	box-sizing: border-box;
	text-align: center;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.aula-fb-cover:hover,
.aula-fb-cover:focus {
	transform: translateY( -2px );
	box-shadow: 0 10px 28px rgba( 0, 0, 0, 0.22 );
	outline: none;
}

.aula-fb-cover-icon {
	font-size: 3em;
	line-height: 1;
}

.aula-fb-cover-title {
	font-size: 1.2em;
	font-weight: 600;
	max-width: 90%;
}

.aula-fb-cover-cta {
	font-size: 0.85em;
	color: #0ea5b8;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.aula-fb-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.aula-fb-list-item {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 1em;
	padding: 0.6em 0;
	border-bottom: 1px solid #e2e2e2;
}

.aula-fb-list-title {
	font-weight: 600;
	text-decoration: none;
	color: #0f2133;
}

.aula-fb-list-title:hover {
	color: #0ea5b8;
}

.aula-fb-list-author {
	color: #666;
	font-style: italic;
	white-space: nowrap;
}

.aula-fb-list-views {
	color: #888;
	font-size: 0.85em;
	white-space: nowrap;
}