/**
 * DW PDF Viewer Styles
 *
 * @package DW_PDF_Content_Safety
 */

/* Container */
.dw-pdf-viewer-container {
	position: relative;
	width: 100%;
	max-width: 900px;
	margin: 2rem auto;
	background: #f5f5f5;
	border-radius: 8px;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
	overflow: hidden;
}

/* Loading State */
.dw-pdf-loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 4rem 2rem;
	text-align: center;
}

.dw-pdf-spinner {
	width: 40px;
	height: 40px;
	border: 4px solid #e0e0e0;
	border-top-color: #2271b1;
	border-radius: 50%;
	animation: dw-pdf-spin 0.8s linear infinite;
}

@keyframes dw-pdf-spin {
	to { transform: rotate(360deg); }
}

.dw-pdf-loading p {
	margin-top: 1rem;
	color: #666;
	font-size: 14px;
}

/* Error State */
.dw-pdf-error-container {
	padding: 2rem;
	text-align: center;
}

.dw-pdf-error-message {
	color: #d63638;
	margin-bottom: 1rem;
}

.dw-pdf-retry-btn {
	padding: 0.5rem 1.5rem;
	background: #2271b1;
	color: #fff;
	border: none;
	border-radius: 4px;
	cursor: pointer;
	font-size: 14px;
}

.dw-pdf-retry-btn:hover {
	background: #135e96;
}

/* Controls */
.dw-pdf-controls {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 1rem;
	background: #fff;
	border-bottom: 1px solid #ddd;
}

.dw-pdf-controls-left,
.dw-pdf-controls-right {
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.dw-pdf-btn {
	padding: 0.5rem 1rem;
	background: #f0f0f0;
	border: 1px solid #ddd;
	border-radius: 4px;
	cursor: pointer;
	font-size: 14px;
	transition: background 0.2s;
	display: inline-flex;
	align-items: center;
	gap: 0.25rem;
}

.dw-pdf-btn:hover:not(:disabled) {
	background: #e0e0e0;
}

.dw-pdf-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.dw-pdf-page-info,
.dw-pdf-zoom-level {
	font-size: 14px;
	color: #666;
	min-width: 80px;
	text-align: center;
}

/* Download Button */
.dw-pdf-download {
	background: #2271b1 !important;
	color: #fff !important;
	border-color: #2271b1 !important;
	margin-left: 0.5rem;
}

.dw-pdf-download:hover:not(:disabled) {
	background: #135e96 !important;
	border-color: #135e96 !important;
}

/* Canvas Wrapper */
.dw-pdf-canvas-wrapper {
	position: relative;
	padding: 2rem;
	background: #e0e0e0;
	min-height: 600px;
	display: flex;
	justify-content: center;
	align-items: flex-start;
	overflow: auto;
}

/* Background Watermark Layer (behind canvas) */
.dw-pdf-watermark-background {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	pointer-events: none;
	user-select: none;
	z-index: 1;
	overflow: hidden;
}

.dw-pdf-watermark-background::before {
	content: attr(data-watermark) '\A' attr(data-watermark) '\A' attr(data-watermark);
	white-space: pre;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) rotate(-45deg);
	font-size: 28px;
	font-weight: bold;
	font-family: Arial, sans-serif;
	color: rgba(0, 0, 0, 0.08);
	line-height: 4;
	text-align: center;
	letter-spacing: 2px;
}

#dw-pdf-canvas {
	display: block;
	background: #fff;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
	position: relative;
	z-index: 2;
}

/* Watermark Overlay (deprecated) */
.dw-pdf-watermark-overlay {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) rotate(-45deg);
	font-size: 48px;
	font-weight: bold;
	color: rgba(0, 0, 0, 0.1);
	pointer-events: none;
	user-select: none;
	white-space: nowrap;
	z-index: 10;
}

/* Prevent text selection and right-click */
.dw-pdf-viewer-container {
	user-select: none;
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
}

.dw-pdf-viewer-container * {
	user-select: none;
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
}

/* Responsive */
@media (max-width: 768px) {
	.dw-pdf-viewer-container {
		margin: 0.5rem;
		max-width: 100%;
		border-radius: 4px;
	}

	.dw-pdf-controls {
		padding: 0.75rem;
		flex-wrap: wrap;
		gap: 0.5rem;
	}

	.dw-pdf-controls-left,
	.dw-pdf-controls-right {
		flex-wrap: wrap;
		justify-content: center;
		width: 100%;
	}

	.dw-pdf-btn {
		padding: 0.4rem 0.75rem;
		font-size: 13px;
	}

	.dw-pdf-page-info,
	.dw-pdf-zoom-level {
		font-size: 13px;
		min-width: 60px;
	}

	.dw-pdf-canvas-wrapper {
		padding: 1rem;
		min-height: 400px;
		overflow-x: auto;
		overflow-y: auto;
	}

	#dw-pdf-canvas {
		/* Remove max-width restriction to allow zoom */
		max-width: none;
		height: auto !important;
	}

	.dw-pdf-watermark-overlay {
		font-size: 20px;
	}

	.dw-pdf-watermark-background::before {
		font-size: 20px;
		line-height: 3;
	}
}

@media (max-width: 480px) {
	.dw-pdf-viewer-container {
		margin: 0;
		border-radius: 0;
	}

	.dw-pdf-controls {
		padding: 0.5rem;
	}

	.dw-pdf-btn {
		padding: 0.35rem 0.6rem;
		font-size: 12px;
	}

	.dw-pdf-btn span {
		font-size: 16px;
	}

	.dw-pdf-page-info,
	.dw-pdf-zoom-level {
		font-size: 12px;
		min-width: 50px;
	}

	.dw-pdf-canvas-wrapper {
		padding: 0.5rem;
		min-height: 300px;
		overflow-x: auto;
		overflow-y: auto;
		-webkit-overflow-scrolling: touch;
	}

	#dw-pdf-canvas {
		/* Allow canvas to exceed viewport for zoom */
		max-width: none;
	}

	.dw-pdf-download {
		width: 100%;
		justify-content: center;
		margin-left: 0;
		margin-top: 0.5rem;
	}

	.dw-pdf-watermark-background::before {
		font-size: 16px;
		line-height: 2.5;
	}
}