/* Variables CSS */
:root {
	/* Colores base - tema claro elegante */
	--bg-primary: #F4E9D7;
	--bg-secondary: #ffffff;
	--bg-tertiary: #ffffff;
	--surface: #ffffff;
	--surface-hover: #f9f9f9;
	
	/* Textos */
	--text-primary: #1c1e21;
	--text-secondary: #65676b;
	--text-muted: #8a8d91;
	
	/* Colores principales */
	--primary: #25D366;
	--primary-hover: #20BA5A;
	--primary-light: rgba(37, 211, 102, 0.1);
	
	/* Estados */
	--success: #25D366;
	--danger: #ea4335;
	--danger-light: rgba(234, 67, 53, 0.1);
	
	/* Sombras */
	--shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
	--shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
	--shadow-colored: 0 4px 20px rgba(0, 168, 132, 0.2);
	
	/* Bordes */
	--radius: 12px;
	--radius-lg: 16px;
	
	/* Animaciones */
	--transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset y base */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

body {
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
	background: var(--bg-primary);
	color: var(--text-primary);
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	position: relative;
}

/* Fondo con patrón animado */
.background-pattern {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: #F4E9D7;
	z-index: 0;
}

@keyframes backgroundMove {
	0%, 100% {
		transform: translate(0, 0);
	}
	50% {
		transform: translate(-20px, -20px);
	}
}

/* Contenedor principal */
.login-container {
	position: relative;
	z-index: 1;
	width: 100%;
	max-width: 480px;
	padding: 20px;
	animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(20px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* Tarjeta de login */
.login-card {
	background: var(--bg-secondary);
	border-radius: var(--radius-lg);
	padding: 48px 40px;
	box-shadow: var(--shadow-lg);
	border: 1px solid rgba(0, 0, 0, 0.08);
	backdrop-filter: blur(10px);
	transition: var(--transition);
}

.login-card:hover {
	box-shadow: var(--shadow-colored);
	border-color: rgba(0, 168, 132, 0.2);
}

/* Header del login */
.login-header {
	text-align: center;
	margin-bottom: 40px;
}

.logo-container {
	margin-bottom: 24px;
	animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
	0%, 100% {
		transform: translateY(0px);
	}
	50% {
		transform: translateY(-10px);
	}
}

.logo {
	width: 120px;
	height: auto;
	filter: drop-shadow(0 2px 8px rgba(0, 168, 132, 0.25));
}

.login-header h1 {
	font-size: 28px;
	font-weight: 700;
	color: var(--text-primary);
	margin-bottom: 8px;
	letter-spacing: -0.5px;
}

.login-header .subtitle {
	font-size: 16px;
	color: var(--text-secondary);
	font-weight: 400;
}

/* Formulario */
.login-form {
	margin-bottom: 32px;
}

.form-group {
	margin-bottom: 24px;
}

.form-group label {
	display: block;
	font-size: 14px;
	font-weight: 600;
	color: var(--text-secondary);
	margin-bottom: 12px;
	display: flex;
	align-items: center;
	gap: 8px;
}

.form-group label i {
	color: var(--primary);
	font-size: 16px;
}

.input-wrapper {
	position: relative;
	display: flex;
	align-items: center;
}

.form-group input {
	width: 100%;
	padding: 16px 48px 16px 16px;
	font-size: 15px;
	font-family: inherit;
	background: var(--surface);
	border: 2px solid #d1d7db;
	border-radius: var(--radius);
	color: var(--text-primary);
	transition: var(--transition);
	outline: none;
}

.form-group input::placeholder {
	color: var(--text-muted);
}

.form-group input:focus {
	border-color: var(--primary);
	background: var(--surface);
	box-shadow: 0 0 0 4px var(--primary-light);
}

.toggle-password {
	position: absolute;
	right: 12px;
	background: none;
	border: none;
	color: var(--text-secondary);
	cursor: pointer;
	padding: 8px;
	border-radius: 6px;
	transition: var(--transition);
	display: flex;
	align-items: center;
	justify-content: center;
}

.toggle-password:hover {
	background: var(--primary-light);
	color: var(--primary);
}

/* Mensaje de error */
.error-message {
	background: var(--danger-light);
	border: 1px solid var(--danger);
	border-radius: var(--radius);
	padding: 12px 16px;
	margin-bottom: 20px;
	display: flex;
	align-items: center;
	gap: 10px;
	animation: shakeError 0.5s ease;
}

@keyframes shakeError {
	0%, 100% { transform: translateX(0); }
	25% { transform: translateX(-10px); }
	75% { transform: translateX(10px); }
}

.error-message i {
	color: var(--danger);
	font-size: 18px;
}

.error-message span {
	color: var(--danger);
	font-size: 14px;
	font-weight: 500;
}

/* Botón de login */
.login-btn {
	width: 100%;
	padding: 16px 24px;
	font-size: 16px;
	font-weight: 600;
	font-family: inherit;
	background: var(--primary);
	color: white;
	border: none;
	border-radius: var(--radius);
	cursor: pointer;
	transition: var(--transition);
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	box-shadow: var(--shadow);
	position: relative;
	overflow: hidden;
}

.login-btn::before {
	content: '';
	position: absolute;
	top: 50%;
	left: 50%;
	width: 0;
	height: 0;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.2);
	transform: translate(-50%, -50%);
	transition: width 0.6s, height 0.6s;
}

.login-btn:hover::before {
	width: 300px;
	height: 300px;
}

.login-btn:hover {
	background: var(--primary-hover);
	transform: translateY(-2px);
	box-shadow: var(--shadow-colored);
}

.login-btn:active {
	transform: translateY(0);
}

.login-btn:disabled {
	background: var(--text-muted);
	cursor: not-allowed;
	transform: none;
}

.login-btn i,
.login-btn span {
	position: relative;
	z-index: 1;
}

/* Spinner de carga */
.spinner {
	width: 20px;
	height: 20px;
	border: 3px solid rgba(255, 255, 255, 0.3);
	border-top-color: white;
	border-radius: 50%;
	animation: spin 0.8s linear infinite;
	position: relative;
	z-index: 1;
}

@keyframes spin {
	to { transform: rotate(360deg); }
}

/* Footer del login */
.login-footer {
	text-align: center;
	padding-top: 24px;
	border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.login-footer p {
	font-size: 13px;
	color: var(--text-muted);
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
}

.login-footer i {
	color: var(--primary);
	font-size: 14px;
}

/* Info footer */
.info-footer {
	text-align: center;
	margin-top: 24px;
	opacity: 0.6;
}

.info-footer p {
	font-size: 12px;
	color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 600px) {
	.login-container {
		padding: 16px;
	}
	
	.login-card {
		padding: 32px 24px;
	}
	
	.login-header h1 {
		font-size: 24px;
	}
	
	.logo {
		width: 100px;
	}
}

/* Animación de éxito */
@keyframes successPulse {
	0% {
		transform: scale(1);
	}
	50% {
		transform: scale(1.05);
	}
	100% {
		transform: scale(1);
	}
}

.login-btn.success {
	background: var(--success);
	animation: successPulse 0.5s ease;
}

/* Efectos de enfoque mejorados */
*:focus-visible {
	outline: 2px solid var(--primary);
	outline-offset: 2px;
}

button:focus-visible {
	outline-offset: 4px;
}