/**
 * WP Ad-Monetized QR Generator – Stylesheet
 *
 * Provides base resets and structural styles that work alongside
 * Tailwind utility classes injected by the React app.
 *
 * @package WP_QR_Generator
 * @version 1.0.0
 */

/* ============================================================
   Root container
   ============================================================ */
.wp-qr-generator-wrap {
	box-sizing: border-box;
	font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
	color: #1e293b; /* slate-800 */
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}

.wp-qr-generator-wrap *,
.wp-qr-generator-wrap *::before,
.wp-qr-generator-wrap *::after {
	box-sizing: inherit;
}

/* ============================================================
   Loading skeleton shown before React mounts
   ============================================================ */
.wp-qr-generator-wrap:empty::after {
	content: '';
	display: block;
	width: 100%;
	height: 480px;
	background: linear-gradient(
		90deg,
		#f1f5f9 25%,
		#e2e8f0 50%,
		#f1f5f9 75%
	);
	background-size: 200% 100%;
	border-radius: 0.75rem;
	animation: wp-qr-skeleton 1.4s ease infinite;
}

@keyframes wp-qr-skeleton {
	0%   { background-position: 200% 0; }
	100% { background-position: -200% 0; }
}

/* ============================================================
   Ad placeholder blocks
   ============================================================ */
.wp-qr-ad-leaderboard,
.wp-qr-ad-rectangle {
	background-color: #f8fafc;
	border: 1px dashed #cbd5e1;
	border-radius: 0.2rem;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #94a3b8;
	font-size: 0.75rem;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	overflow: hidden;
	position: relative;
}

.wp-qr-ad-leaderboard {
	width: 100%;
	max-width: 728px;
	height: 90px;
	margin: 0 auto 1.5rem;
}

.wp-qr-ad-rectangle {
	width: 300px;
	height: 250px;
}

/* ============================================================
   Color pickers – normalize across browsers
   ============================================================ */
.wp-qr-generator-wrap input[type="color"] {
	-webkit-appearance: none;
	appearance: none;
	width: 2.25rem;
	height: 2.25rem;
	border: none;
	border-radius: 0.2rem;
	cursor: pointer;
	padding: 0;
	background: none;
}

.wp-qr-generator-wrap input[type="color"]::-webkit-color-swatch-wrapper {
	padding: 0;
}

.wp-qr-generator-wrap input[type="color"]::-webkit-color-swatch {
	border: none;
	border-radius: 0.2rem;
}

/* ============================================================
   QR canvas wrapper
   ============================================================ */
.wp-qr-canvas-wrap {
	display: flex;
	align-items: center;
	justify-content: center;
	background: #fff;
	border: 1px solid #e2e8f0;
	border-radius: 0.5rem;
	padding: 1rem;
	min-height: 220px;
}

.wp-qr-canvas-wrap canvas {
	display: block;
	max-width: 100%;
	height: auto;
}

/* ============================================================
   Email section
   ============================================================ */
.wp-qr-email-card {
	background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
	border: 1px solid #bfdbfe;
	border-radius: 0.2rem;
	padding: 1.25rem 1.5rem;
}

/* ============================================================
   Responsive tweaks
   ============================================================ */
@media (max-width: 640px) {
	.wp-qr-ad-leaderboard {
		max-width: 320px;
		height: 50px;
	}

	.wp-qr-ad-rectangle {
		width: 100%;
		max-width: 320px;
		height: 100px;
		margin: 0 auto;
	}
}

/* ============================================================
   Accessibility: respect reduced-motion preference
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
	.wp-qr-generator-wrap:empty::after {
		animation: none;
		background: #f1f5f9;
	}
}