/* Footer principal */
.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 60px 0 20px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.3rem;
    font-weight: bold;
}

.footer-section p {
    color: var(--gray-medium);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Enlaces del footer */
.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--gray-medium);
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-section ul li i {
    width: 16px;
    color: var(--primary-color);
}

/* Redes sociales */
.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-light);
    transform: translateY(-3px);
}

.social-links a i {
    font-size: 1.2rem;
}

/* Newsletter */
.newsletter {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.newsletter input {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: var(--border-radius);
    background-color: rgba(255,255,255,0.1);
    color: var(--white);
    outline: none;
    transition: var(--transition);
}

.newsletter input::placeholder {
    color: var(--gray-medium);
}

.newsletter input:focus {
    background-color: rgba(255,255,255,0.2);
}

.newsletter button {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 12px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: bold;
    white-space: nowrap;
}

.newsletter button:hover {
    background-color: var(--primary-dark);
}

/* Footer bottom */
.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--gray-medium);
}

.footer-bottom p {
    margin: 0;
    font-size: 0.9rem;
}

/* Responsive del footer */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-section ul li a {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .newsletter {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .newsletter input {
        width: 100%;
        max-width: 300px;
    }
    
    .newsletter button {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 30px 0 15px;
        margin-top: 50px;
    }
    
    .footer-section h3 {
        font-size: 1.1rem;
    }
    
    .footer-section p {
        font-size: 0.9rem;
    }
    
    .social-links a {
        width: 35px;
        height: 35px;
    }
    
    .social-links a i {
        font-size: 1rem;
    }
}