/* Стили для футера */
.footer {
    background: linear-gradient(135deg, var(--dark) 0%, #1a202c 100%);
    color: white;
    padding: 60px 0 0;
    position: relative;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
    margin-right: 10px;
}

.footer-logo .logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 20px;
    color: white;
}

.footer-description {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.6;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-title {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary);
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0;
}

.footer-links a:hover {
    color: white;
    padding-left: 10px;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--primary);
}

.footer-links a:hover::before {
    left: -10px;
    opacity: 1;
}

.footer-contacts {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.contact-item i {
    color: var(--primary);
    margin-top: 3px;
    min-width: 16px;
}

.contact-item a, .contact-item span {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.copyright {
    color: var(--gray);
}

.footer-legal {
    display: flex;
    gap: 25px;
}

.footer-legal a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: white;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s ease;
    z-index: 999;
    box-shadow: 0 5px 15px rgba(44, 84, 235, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
}

/* Анимации для футера */
.footer-column {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.footer-column.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Адаптивность */
@media (max-width: 992px) {
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 40px 0 0;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        flex-direction: column;
        gap: 10px;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}