.footer {
    background: var(--gray-900);
    color: white;
    padding: 80px 0 30px;
}

.footer-brand {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    display: inline-block;
}

.footer-brand span {
    color: var(--secondary-teal);
}

.footer-about p {
    opacity: 0.8;
    margin-bottom: 25px;
    max-width: 300px;
}

.footer-links h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--secondary-teal);
}

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

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--secondary-teal);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

.social-icons a:hover {
    background: var(--secondary-teal);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    margin-top: 50px;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .section-title h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 70px 0;
    }

    .hero {
        padding: 150px 0 70px;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .services-tabs {
        gap: 5px;
    }

    .service-tab {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .cta h2 {
        font-size: 2.2rem;
    }

    .cta {
        padding: 70px 0;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .service-card {
        padding: 25px;
    }

    .portfolio-filter {
        gap: 5px;
    }

    .filter-btn {
        padding: 6px 15px;
        font-size: 0.9rem;
    }
}