/* Footer */
.footer {
    background-color: var(--darker-color);
    color: white;
    padding: 80px 0 30px;
    position: relative;
    overflow: hidden;
}

/* Adicionando uma borda com degradê sutil na parte superior, igual à da seção anterior */
.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--primary-color) 20%, 
        #64b5ff 50%, 
        var(--primary-color) 80%, 
        transparent 100%);
    opacity: 0.7;
    box-shadow: 0 0 8px 1px rgba(100, 181, 255, 0.4);
}

/* Efeito de fundo com gradiente animado */
.footer::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: radial-gradient(circle at 70% 20%, rgba(6, 88, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 30% 80%, rgba(34, 197, 94, 0.1) 0%, transparent 50%);
    z-index: 0;
    animation: gradientMove 15s ease infinite alternate;
}

/* Contêiner de partículas */
.footer-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

/* Partículas individuais */
.footer-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    filter: blur(1px);
    animation: particleFloat 10s infinite linear;
}

/* Animação das partículas */
@keyframes particleFloat {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(-300px) translateX(100px);
        opacity: 0;
    }
}

/* Animação do gradiente */
@keyframes gradientMove {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 100% 100%;
    }
}

.footer .container {
    padding-left: 40px;
    padding-right: 40px;
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 50px;
}

.footer-logo {
    flex: 0 0 30%;
}

.footer-logo img {
    height: 50px;
    margin-bottom: 20px;
    filter: brightness(1.2); /* Aumenta um pouco o brilho para destacar no fundo escuro */
}

.footer-links {
    flex: 0 0 65%;
    display: flex;
    justify-content: space-between;
}

.footer-column h3 {
    color: white;
    margin-bottom: 25px;
    position: relative;
}

.footer-column h3:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-column ul li {
    margin-bottom: 15px;
}

.footer-column a {
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    padding-left: 10px;
    padding-right: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links a {
    color: white;
    margin-left: 20px;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
}

/* Responsividade */
@media (max-width: 992px) {
    .footer-content {
        flex-direction: column;
    }
    
    .footer-logo {
        margin-bottom: 40px;
    }
    
    .footer-links {
        flex-wrap: wrap;
    }
    
    .footer-column {
        flex: 0 0 48%;
        margin-bottom: 30px;
    }
}

@media (max-width: 576px) {
    .footer .container {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .footer-links {
        flex-direction: column;
    }
    
    .footer-column {
        flex: 0 0 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .social-links {
        margin-top: 20px;
    }
    
    .social-links a:first-child {
        margin-left: 0;
    }
}