.dfmg-pdf-viewer {
	--dfmg-pdf-accent: #2563eb;
	--dfmg-pdf-bg: #f8fafc;
	--dfmg-pdf-border: #e2e8f0;
	--dfmg-pdf-text: #1e293b;
	--dfmg-pdf-muted: #64748b;

	width: 100%;
	max-width: 100%;
	margin: 1.5em 0;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
	color: var(--dfmg-pdf-text);
	box-sizing: border-box;
}

.dfmg-pdf-viewer *,
.dfmg-pdf-viewer *::before,
.dfmg-pdf-viewer *::after {
	box-sizing: border-box;
}

.dfmg-pdf-canvas-wrap {
	position: relative;
	width: 100%;
	background: var(--dfmg-pdf-bg);
	border: 1px solid var(--dfmg-pdf-border);
	border-radius: 8px 8px 0 0;
	overflow: hidden;
	min-height: 200px;
}

.dfmg-pdf-canvas {
	display: block;
	width: 100%;
	height: auto;
	vertical-align: top;
}

.dfmg-pdf-loading {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 0.75rem;
	background: var(--dfmg-pdf-bg);
	color: var(--dfmg-pdf-muted);
	font-size: 0.9rem;
	z-index: 2;
}

.dfmg-pdf-loading[hidden] {
	display: none;
}

.dfmg-pdf-spinner {
	width: 32px;
	height: 32px;
	border: 3px solid var(--dfmg-pdf-border);
	border-top-color: var(--dfmg-pdf-accent);
	border-radius: 50%;
	animation: dfmg-pdf-spin 0.8s linear infinite;
}

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

.dfmg-pdf-error {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 1.5rem;
	text-align: center;
	background: #fef2f2;
	color: #b91c1c;
	font-size: 0.9rem;
	z-index: 3;
}

.dfmg-pdf-error[hidden] {
	display: none;
}

.dfmg-pdf-controls {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 1rem;
	padding: 0.75rem 1rem;
	background: #fff;
	border: 1px solid var(--dfmg-pdf-border);
	border-top: none;
	border-radius: 0 0 8px 8px;
}

.dfmg-pdf-controls[hidden] {
	display: none;
}

.dfmg-pdf-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	padding: 0;
	border: 1px solid var(--dfmg-pdf-border);
	border-radius: 8px;
	background: #fff;
	color: var(--dfmg-pdf-text);
	cursor: pointer;
	transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.dfmg-pdf-btn:hover:not(:disabled) {
	background: var(--dfmg-pdf-bg);
	border-color: var(--dfmg-pdf-accent);
	color: var(--dfmg-pdf-accent);
}

.dfmg-pdf-btn:focus-visible {
	outline: 2px solid var(--dfmg-pdf-accent);
	outline-offset: 2px;
}

.dfmg-pdf-btn:disabled {
	opacity: 0.4;
	cursor: not-allowed;
}

.dfmg-pdf-page-info {
	display: inline-flex;
	align-items: center;
	gap: 0.25rem;
	min-width: 5rem;
	justify-content: center;
	font-size: 0.95rem;
	font-variant-numeric: tabular-nums;
	font-weight: 500;
}

.dfmg-pdf-separator {
	color: var(--dfmg-pdf-muted);
}

.dfmg-pdf-viewer--error {
	padding: 1rem 1.25rem;
	background: #fef2f2;
	border: 1px solid #fecaca;
	border-radius: 8px;
	color: #b91c1c;
}

.dfmg-pdf-viewer--error p {
	margin: 0;
}

@media (max-width: 480px) {
	.dfmg-pdf-controls {
		gap: 0.75rem;
		padding: 0.625rem 0.75rem;
	}

	.dfmg-pdf-btn {
		width: 36px;
		height: 36px;
	}
}