@import url(https://fonts.googleapis.com/css?family=Roboto:300);

:root {
	/* CSS HEX */
	--fundo-azul-claro: #2b4872;
	--fundo-azul-escuro: #2a3143;
	--error-color: #e74c3c;
	--error-bg: #fdf2f2;
}

* {
	box-sizing: border-box;
}

body {
	background: var(--fundo-azul-escuro);
	background: linear-gradient(90deg, #000000 0%, #2a3143 100%);
	font-family: 'Roboto', sans-serif;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	margin: 0;
	padding: 0;
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
}

.login_logo {
	height: 80px;
	margin-bottom: 20px;
	max-width: 100%;
}

.login-page {
	width: 100%;
	max-width: 400px;
	padding: 20px;
	margin: 0;
}

.form {
	position: relative;
	z-index: 1;
	background: #ffffff;
	width: 100%;
	margin: 0;
	padding: 30px;
	text-align: center;
	box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.2), 0 5px 5px 0 rgba(0, 0, 0, 0.24);
	border-radius: 8px;
}

.error-message {
	background: var(--error-bg);
	color: var(--error-color);
	padding: 12px 15px;
	margin-bottom: 20px;
	border-radius: 4px;
	border: 1px solid #f5c6cb;
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 14px;
	animation: shake 0.5s ease-in-out;
}

.error-icon {
	font-size: 16px;
}

@keyframes shake {
	0%, 100% { transform: translateX(0); }
	25% { transform: translateX(-5px); }
	75% { transform: translateX(5px); }
}

.form input {
	font-family: 'Roboto', sans-serif;
	outline: 0;
	background: #f2f2f2;
	width: 100%;
	border: 0;
	margin: 0 0 15px;
	padding: 15px;
	box-sizing: border-box;
	font-size: 16px;
	border-radius: 4px;
	transition: background-color 0.3s ease;
}

.form input:focus {
	background: #e8e8e8;
	outline: 2px solid var(--fundo-azul-claro);
}

.form button {
	font-family: 'Roboto', sans-serif;
	text-transform: uppercase;
	outline: 0;
	background: var(--fundo-azul-escuro);
	width: 100%;
	border: 0;
	padding: 15px;
	color: #ffffff;
	font-size: 16px;
	border-radius: 4px;
	transition: all 0.3s ease;
	cursor: pointer;
	font-weight: 500;
}

.form button:hover,
.form button:active,
.form button:focus {
	background: var(--fundo-azul-claro);
	transform: translateY(-1px);
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.form button:active {
	transform: translateY(0);
}

.form .message {
	margin: 15px 0 0;
	color: #b3b3b3;
	font-size: 14px;
}

.form .message a {
	color: var(--fundo-azul-escuro);
	text-decoration: none;
	transition: color 0.3s ease;
}

.form .message a:hover {
	color: var(--fundo-azul-claro);
	text-decoration: underline;
}

.form .register-form {
	display: none;
}

/* Mobile Responsiveness */
@media (max-width: 480px) {
	.login-page {
		padding: 15px;
	}
	
	.form {
		padding: 25px 20px;
	}
	
	.login_logo {
		height: 60px;
		margin-bottom: 15px;
	}
	
	.form input {
		padding: 12px;
		font-size: 16px; /* Prevents zoom on iOS */
	}
	
	.form button {
		padding: 12px;
		font-size: 16px;
	}
	
	.error-message {
		padding: 10px 12px;
		font-size: 13px;
	}
}

@media (max-width: 320px) {
	.login-page {
		padding: 10px;
	}
	
	.form {
		padding: 20px 15px;
	}
	
	.login_logo {
		height: 50px;
	}
}

/* Landscape orientation on mobile */
@media (max-height: 500px) and (orientation: landscape) {
	body {
		align-items: flex-start;
		padding: 20px 0;
	}
	
	.login_logo {
		height: 40px;
		margin-bottom: 10px;
	}
	
	.form {
		padding: 20px;
	}
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
	.form {
		box-shadow: 0 0 40px 0 rgba(0, 0, 0, 0.15), 0 10px 10px 0 rgba(0, 0, 0, 0.2);
	}
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
	.form input {
		background: #2c2c2c;
		color: #ffffff;
	}
	
	.form input::placeholder {
		color: #aaaaaa;
	}
	
	.form input:focus {
		background: #3c3c3c;
	}
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
	.form button,
	.form input,
	.form .message a {
		transition: none;
	}
	
	.error-message {
		animation: none;
	}
}

/* Focus indicators for keyboard navigation */
.form input:focus,
.form button:focus,
.form .message a:focus {
	outline: 2px solid var(--fundo-azul-claro);
	outline-offset: 2px;
}

/* Loading state for button */
.form button:disabled {
	background: #cccccc;
	cursor: not-allowed;
	transform: none;
	box-shadow: none;
}