:root {
	--background: #f0f2f5;
	--container-bg: #fff;
	--text-color: #000;
	--input-bg: #fff;
	--input-border: #ccc;
	--error-bg: #f8d7da;
	--error-color: #dc3545;
	--login-btn-bg: #007bff;
	--login-btn-hover: #0056b3;
	--register-btn-bg: #6c757d;
}

@media (prefers-color-scheme: dark) {
	:root {
		--background: #121212;
		--container-bg: #1e1e1e;
		--text-color: #fff;
		--input-bg: #2c2c2c;
		--input-border: #555;
		--error-bg: #4b4b4b;
		--error-color: #ff4d4d;
		--login-btn-bg: #6200ea;
		--login-btn-hover: #3700b3;
		--register-btn-btn: #757575;
	}
}

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

body {
	height: 100vh;
	background: var(--background);
	display: flex;
	justify-content: center;
	align-items: center;
}

.container {
	background: var(--container-bg);
	padding: 40px;
	border-radius: 10px;
	box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
	width: 100%;
	max-width: 360px;
}

.login-form input {
	width: 100%;
	padding: 15px;
	margin-bottom: 10px;
	border: 1px solid var(--input-border);
	border-radius: 6px;
	font-size: 16px;
	background-color: var(--input-bg);
	color: var(--text-color);
	transition: border-color 0.3s ease;
}

.login-form input:focus {
	border-color: #007bff;
	outline: none;
}

.error-message {
	color: var(--error-color);
	font-size: 14px;
	margin-bottom: 15px;
	display: none;
	padding: 8px;
	border-radius: 6px;
	background-color: var(--error-bg);
	border: 1px solid #f5c6cb;
}

.button-group {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.btn {
	padding: 12px;
	border: none;
	border-radius: 6px;
	font-size: 16px;
	cursor: pointer;
	width: 100%;
	transition: background-color 0.3s ease;
}

.login-btn {
	background-color: var(--login-btn-bg);
	color: #fff;
}

.login-btn:hover {
	background-color: var(--login-btn-hover);
}

.register-btn {
	background-color: var(--register-btn-bg);
	color: #fff;
}

.register-btn:hover {
	background-color: #5a6268;
}