* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
	font-family: Arial, sans-serif;
}

body {
	background: linear-gradient(135deg, #1e3a5f, #2b5876);
	min-height: 100vh;
	display: flex;
	justify-content: center;
	align-items: center;
}

.login-container {
	width: 100%;
	max-width: 420px;
	padding: 20px;
}

.login-card {
	background: #ffffff;
	border-radius: 16px;
	padding: 35px 30px;
	box-shadow: 0 10px 25px rgba(0, 0, 0, 0.18);
}

.login-header {
	text-align: center;
	margin-bottom: 30px;
}

.login-header h1 {
	font-size: 32px;
	color: #1e3a5f;
	margin-bottom: 8px;
}

.login-header p {
	color: #666;
	font-size: 14px;
}

.login-form .form-group {
	margin-bottom: 18px;
}

.login-form label {
	display: block;
	margin-bottom: 6px;
	font-weight: bold;
	color: #333;
}

.login-form input {
	width: 100%;
	padding: 12px 14px;
	border: 1px solid #cfcfcf;
	border-radius: 10px;
	outline: none;
	font-size: 14px;
	transition: border-color 0.2s ease;
}

.login-form input:focus {
	border-color: #1e3a5f;
}

.login-form button {
	width: 100%;
	padding: 13px;
	background: #1e3a5f;
	color: white;
	border: none;
	border-radius: 10px;
	font-size: 15px;
	font-weight: bold;
	cursor: pointer;
	transition: background 0.2s ease;
}

.login-form button:hover {
	background: #16304d;
}

.mensaje-error {
	margin-top: 15px;
	color: #c62828;
	font-size: 14px;
	text-align: center;
	min-height: 20px;
}