/* Простой футер с 3 кружочками */
footer {
    background: var(--white);
    border-top: 1px solid var(--background-light);
    padding: 2rem 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.footer-logo {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--background-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.footer-logo:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
}

.footer-logo img {
    width: 30px;
    height: 30px;
    object-fit: contain;
    filter: none;
    transition: filter 0.3s ease;
}

.footer-logo:hover img {
    filter: brightness(0) invert(1);
}

.footer-social {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--background-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
}

.social-link img {
    width: 20px;
    height: 20px;
    filter: none;
    transition: filter 0.3s ease;
}

.social-link:hover img {
    filter: brightness(0) invert(1);
}

/* Адаптивность */
@media (max-width: 768px) {
    .footer-content {
        gap: 2rem;
        padding: 0 1rem;
    }
    
    .footer-logo {
        width: 45px;
        height: 45px;
    }
    
    .footer-logo img {
        width: 26px;
        height: 26px;
    }
    
    .social-link {
        width: 45px;
        height: 45px;
    }
    
    .social-link img {
        width: 18px;
        height: 18px;
    }
}

@media (max-width: 480px) {
    footer {
        padding: 1.5rem 0;
    }
    
    .footer-content {
        gap: 1.5rem;
        padding: 0 0.5rem;
    }
    
    .footer-logo {
        width: 40px;
        height: 40px;
    }
    
    .footer-logo img {
        width: 22px;
        height: 22px;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
    }
    
    .social-link img {
        width: 16px;
        height: 16px;
    }
}