.footer {
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(0, 240, 255, 0.2);
    padding: 80px 0 40px;
    position: relative;
    margin-top: 100px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
}

.footer-section {
    position: relative;
}

.footer-section h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid rgba(0, 240, 255, 0.3);
    display: inline-block;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: var(--text-secondary);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
}

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

.footer-section ul li a i {
    font-size: 1.2rem;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.footer-contact li i {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-contact li span {
    color: var(--text-secondary);
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: rgba(0, 240, 255, 0.1);
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    color: var(--primary-color);
    font-size: 1.3rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 20px rgba(0, 240, 255, 0.4);
    border-color: var(--primary-color);
}

.footer-bottom {
    max-width: 1200px;
    margin: 60px auto 0;
    padding: 30px 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-bottom p {
    margin: 0;
}

.footer-bottom a {
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.footer-bottom a:hover {
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.footer-3d-element {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(123, 44, 191, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -150px;
    right: -150px;
    z-index: -1;
    animation: float 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}