body {
	font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	max-width: 600px;
	margin: 0 auto;
	padding: 20px;
	background: linear-gradient(
		to top,
		#7ed957 0%,
		#b2e8ae 50%,
		#ADD8E6 75%,
		#dbe6e4 100%
	);
	min-height: 100vh;
}
.container {
	background: white;
	padding: 30px;
	border-radius: 15px;
	box-shadow: 0 10px 30px rgba(0,0,0,0.1);
	text-align: center;
}
h1 {
	color: #2d5016;
	margin-bottom: 10px;
	font-size: 2.2em;
}
.subtitle {
	color: #666;
	margin-bottom: 25px;
	font-size: 1em;
}
.form-group {
	margin: 20px 0;
	text-align: left;
}
label {
	display: block;
	margin-bottom: 8px;
	font-weight: 600;
	color: #333;
	font-size: 1em;
}
input, select {
	padding: 12px;
	width: 100%;
	border: 2px solid #e1e5e9;
	border-radius: 8px;
	font-size: 15px;
	box-sizing: border-box;
	transition: all 0.3s ease;
}
input:focus, select:focus {
	border-color: #7ed957;
	outline: none;
	box-shadow: 0 0 0 3px rgba(126, 217, 87, 0.1);
}
button {
	background: linear-gradient(135deg, #7ed957 0%, #5cb85c 100%);
	color: white;
	padding: 12px 25px;
	border: none;
	border-radius: 8px;
	cursor: pointer;
	font-size: 15px;
	font-weight: 600;
	margin: 5px;
	transition: all 0.3s ease;
}
button:hover {
	transform: translateY(-2px);
	box-shadow: 0 4px 12px rgba(126, 217, 87, 0.3);
}
#qrcode-container {
	margin: 25px auto;
	padding: 25px;
	background: #f8f9fa;
	border-radius: 12px;
	border: 2px dashed #dee2e6;
	min-height: 150px;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.3s ease;
}
#qrcode-container.has-image {
	border-color: #7ed957;
	background: #f8fff9;
}
#qrcode {
	text-align: center;
}
#qrcode img {
	border-radius: 8px;
	box-shadow: 0 4px 12px rgba(0,0,0,0.1);
	border: 1px solid #e9ecef;
	max-width: 100%;
	height: auto;
	image-rendering: -webkit-optimize-contrast;
	image-rendering: crisp-edges;
}
.download-btn {
	background: linear-gradient(135deg, #5bc0de 0%, #3399cc 100%);
}
.download-btn:hover {
	box-shadow: 0 4px 12px rgba(91, 192, 222, 0.3);
}
.hidden {
	display: none;
}
.placeholder {
	color: #999;
	font-style: italic;
	text-align: center;
	padding: 30px;
}
.button-group {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 20px;
}

/* Toast Notification */
.toast {
	position: fixed;
	top: 20px;
	right: 20px;
	padding: 15px 20px;
	background: #333;
	color: white;
	border-radius: 8px;
	box-shadow: 0 4px 12px rgba(0,0,0,0.2);
	transform: translateX(400px);
	transition: transform 0.3s ease;
	z-index: 1000;
	max-width: 300px;
}
.toast.show {
	transform: translateX(0);
}
.toast.success {
	background: linear-gradient(135deg, #7ed957 0%, #5cb85c 100%);
}
.toast.error {
	background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
}
.toast.info {
	background: linear-gradient(135deg, #5bc0de 0%, #3399cc 100%);
}
footer {
	margin-top: 2rem;
	font-size: 0.85rem;
	color: #888;
}