/* Footer */
.footer {
    padding: var(--spacing-2xl) 0;
    background: rgba(19, 12, 43, 0.3);
    border-top: 1px solid rgba(124, 58, 237, 0.1);
    backdrop-filter: blur(20px);
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-col-brand {
    max-width: 360px;
}

.footer-logo {
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    height: 32px;
    width: auto;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.footer-logo:hover img {
    opacity: 1;
}

.footer-heading {
    color: var(--color-primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(124, 58, 237, 0.1);
    color: white;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

.social-link i {
    font-size: 18px;
    line-height: 1;
    color: white;
}

.text-muted {
    color: var(--color-text-secondary);
}

.border-top {
    border-top: 1px solid rgba(124, 58, 237, 0.1);
}

.mt-16 {
    margin-top: 1rem;
}

.mt-32 {
    margin-top: 2rem;
}

.pt-32 {
    padding-top: 2rem;
}

.text-center {
    text-align: center;
}

/* Responsive Footer */
@media (max-width: 1024px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }

    .footer-col-brand {
        grid-column: 1 / -1;
        max-width: none;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: var(--spacing-xl) 0;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }

    .footer-col {
        align-items: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .tech-item {
        width: 60px;
        height: 60px;
    }
}