:root {
	--primary-color: #1a6b5c;
	--secondary-color: #0D3B2F;
	--accent-color: #f8f9fa;
	--text-color: #212529;
	--muted-color: #6c757d;
	--border-color: #e9ecef;
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	line-height: 1.6;
	color: var(--text-color);
	max-width: 720px;
	margin: 0 auto;
	padding: 20px;
	background-color: #fff;
}

header {
	text-align: center;
	margin-bottom: 24px;
}

header a {
	display: inline-block;
}

.logo {
	max-width: 420px;
	width: 100%;
	height: auto;
}

.tagline {
	text-align: center;
	font-size: 1.2rem;
	margin-bottom: 40px;
}

h2 {
	color: var(--secondary-color);
	border-bottom: 2px solid var(--primary-color);
	padding-bottom: 10px;
	margin-top: 10px;
	margin-bottom: 20px;
	font-weight: 600;
}

.card {
	border: 1px solid var(--border-color);
	border-radius: 8px;
	overflow: hidden;
	margin-bottom: 20px;
}

.card-header {
	background-color: var(--accent-color);
	padding: 15px;
	font-weight: bold;
	color: var(--primary-color);
}

.card-body {
	padding: 20px;
	background-color: white;
}

.form-group {
	margin-bottom: 20px;
}

label {
	display: block;
	margin-bottom: 8px;
	font-weight: 600;
	color: var(--secondary-color);
}

input[type="url"] {
	width: 100%;
	padding: 12px 16px;
	border: 1px solid var(--border-color);
	border-radius: 8px;
	font-size: 16px;
	font-family: inherit;
	color: var(--text-color);
	background: #fff;
	transition: border-color 0.2s;
}

input[type="url"]:focus {
	outline: none;
	border-color: var(--primary-color);
}

.btn {
	display: inline-block;
	padding: 10px 20px;
	background-color: var(--primary-color);
	color: white;
	border: none;
	border-radius: 4px;
	font-size: 16px;
	font-weight: 500;
	font-family: inherit;
	cursor: pointer;
	text-decoration: none;
	transition: background-color 0.2s;
}

.btn:hover {
	background-color: #155a4e;
}

.btn-block {
	width: 100%;
}

.alert {
	padding: 15px;
	border-radius: 8px;
	margin-bottom: 20px;
}

.alert-success {
	background: #e8f5f1;
	color: var(--secondary-color);
	border: 1px solid #b7d6ce;
}

.alert-error {
	background: #f8d7da;
	color: #721c24;
	border: 1px solid #f5c6cb;
}

.success-link {
	background: var(--accent-color);
	border: 1px solid var(--border-color);
	padding: 15px;
	border-radius: 8px;
	margin-top: 15px;
	margin-bottom: 20px;
	word-break: break-all;
}

.success-link strong {
	color: var(--secondary-color);
}

.success-link a {
	color: var(--primary-color);
	font-weight: 500;
	text-decoration: none;
}

.success-link a:hover {
	text-decoration: underline;
}

.message {
	text-align: center;
	margin-bottom: 24px;
	color: #495057;
}

.requested-code {
	font-family: 'Courier New', Courier, monospace;
	background: var(--accent-color);
	padding: 4px 10px;
	border-radius: 4px;
	display: inline-block;
	margin: 8px 0;
	font-weight: 600;
	color: var(--primary-color);
}

.info {
	background: var(--accent-color);
	padding: 15px;
	border-radius: 8px;
	margin-top: 20px;
	color: var(--text-color);
	font-size: 0.9em;
	border: 1px solid var(--border-color);
}

.home-link {
	text-align: center;
	margin-top: 28px;
}

.home-link a {
	color: var(--primary-color);
	text-decoration: none;
	font-weight: 500;
}

.home-link a:hover {
	text-decoration: underline;
}

footer {
	margin-top: auto;
	padding-top: 50px;
	text-align: center;
	color: var(--muted-color);
	font-size: 0.9rem;
}

footer a {
	color: var(--primary-color);
	text-decoration: none;
}

footer a:hover {
	text-decoration: underline;
}