/**
 * ZStreaming - Plataforma de streaming de anime
 * Estilos para páginas de autenticación
 */

/* Contenedor principal de autenticación */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 120px);
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, 
        rgba(15, 15, 15, 0.95) 0%, 
        rgba(26, 26, 26, 0.98) 50%, 
        rgba(18, 18, 18, 0.95) 100%);
    position: relative;
}

/* Efecto de fondo animado */
.auth-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(249, 178, 51, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 107, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(33, 150, 243, 0.05) 0%, transparent 50%);
    animation: backgroundPulse 8s ease-in-out infinite alternate;
    z-index: -1;
}

@keyframes backgroundPulse {
    0% { opacity: 0.3; }
    100% { opacity: 0.7; }
}

/* Contenedor del formulario */
.auth-form-container {
    background: linear-gradient(145deg, 
        rgba(26, 26, 26, 0.95) 0%, 
        rgba(18, 18, 18, 0.98) 100%);
    border: 1px solid rgba(249, 178, 51, 0.2);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 480px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    animation: slideInUp 0.6s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Efecto de brillo en el contenedor */
.auth-form-container::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        transparent, 
        rgba(249, 178, 51, 0.3), 
        transparent);
    border-radius: var(--border-radius-xl);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.auth-form-container:hover::before {
    opacity: 1;
}

/* Título */
.auth-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-align: center;
    color: var(--color-text);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.auth-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 2px;
}

/* Descripción */
.auth-description {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    font-size: var(--font-size-md);
    line-height: 1.5;
}

/* Formulario */
.auth-form {
    margin-bottom: var(--spacing-xl);
}

/* Grupos de formulario */
.form-group {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-text);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Inputs */
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"] {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    color: var(--color-text);
    font-size: var(--font-size-md);
    transition: all var(--transition-normal);
    position: relative;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="password"]:focus {
    border-color: var(--color-primary);
    background: rgba(249, 178, 51, 0.1);
    outline: none;
    box-shadow: 0 0 0 3px rgba(249, 178, 51, 0.2);
    transform: translateY(-2px);
}

.form-group input[type="text"]:hover,
.form-group input[type="email"]:hover,
.form-group input[type="password"]:hover {
    border-color: rgba(255, 255, 255, 0.3);
}

/* Input de archivo */
.form-group input[type="file"] {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
    color: var(--color-text);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.form-group input[type="file"]:hover {
    border-color: var(--color-primary);
    background: rgba(249, 178, 51, 0.1);
}

/* Texto pequeño */
.form-group small {
    display: block;
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-sm);
    font-style: italic;
}

/* Checkbox */
.form-check {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.form-check input[type="checkbox"] {
    margin-right: var(--spacing-md);
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-check label {
    margin-bottom: 0;
    cursor: pointer;
    font-weight: 400;
    text-transform: none;
    letter-spacing: normal;
}

/* Botón principal */
.btn-block {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-lg);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border: none;
    border-radius: var(--border-radius-lg);
    color: var(--color-background);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.2), 
        transparent);
    transition: left var(--transition-normal);
}

.btn-block:hover::before {
    left: 100%;
}

.btn-block:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(249, 178, 51, 0.4);
}

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

/* Enlaces de autenticación */
.auth-links {
    text-align: center;
    color: var(--color-text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
}

.auth-links p {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-md);
}

.auth-links a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    position: relative;
}

.auth-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.auth-links a:hover {
    color: var(--color-primary-hover);
    transform: translateY(-1px);
}

.auth-links a:hover::after {
    width: 100%;
}

/* Mensajes de error mejorados */
.mensaje {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid;
    animation: slideInDown 0.4s ease-out;
}

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

.mensaje-error {
    background: rgba(244, 67, 54, 0.1);
    border-left-color: var(--color-error);
    color: #ffcdd2;
}

.mensaje-success {
    background: rgba(76, 175, 80, 0.1);
    border-left-color: var(--color-success);
    color: #c8e6c9;
}

.mensaje ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.mensaje li {
    margin-bottom: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-container {
        padding: var(--spacing-lg) var(--spacing-sm);
        min-height: calc(100vh - 80px);
    }
    
    .auth-form-container {
        padding: var(--spacing-xl);
        max-width: 100%;
    }
    
    .auth-title {
        font-size: var(--font-size-2xl);
    }
}

@media (max-width: 480px) {
    .auth-form-container {
        padding: var(--spacing-lg);
        border-radius: var(--border-radius-lg);
    }
    
    .auth-title {
        font-size: var(--font-size-xl);
    }
    
    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group input[type="password"] {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .btn-block {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-md);
    }
}

/* Animaciones adicionales */
@media (prefers-reduced-motion: no-preference) {
    .form-group {
        animation: fadeInUp 0.6s ease-out;
        animation-fill-mode: both;
    }
    
    .form-group:nth-child(1) { animation-delay: 0.1s; }
    .form-group:nth-child(2) { animation-delay: 0.2s; }
    .form-group:nth-child(3) { animation-delay: 0.3s; }
    .form-group:nth-child(4) { animation-delay: 0.4s; }
    .form-group:nth-child(5) { animation-delay: 0.5s; }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}