.footer {
    background: #f3f3f3;
    color: #454545;
    /* margin: 100px auto 0; */
    border-top: 1px solid #a3a2a2;
    position: relative;
    width: 100vw;
    
    font-family: "Open Sans", sans-serif;
    font-size: 20px;
    line-height: 1.2em
}

.footer-container {
    margin: 0 auto;
    padding: 50px 20px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    padding: 0 5vw;
}

.footer-section {
    min-height: 50vh;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: #454545;
    position: relative;
    padding-bottom: 10px;
    font-weight: 600;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 330px;
    height: 2px;
    background: #718096;
    border-radius: 1px;
}

.footer-section p {
    color: #a0aec0;
    line-height: 1.6;
    margin-bottom: 15px;
}

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

.footer-section ul li {
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.footer-section ul li:hover {
    transform: translateX(3px);
}

.footer-section ul li a {
    color: #cbd5e0;
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    /* font-size: 0.15rem; */
}

.footer-section ul li a:hover {
    color: #90cdf4;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    color: #454545;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: #454545;
    transition: all 0.3s ease;
}

.service-item::before {
    content: '•';
    color: #718096;
    font-weight: bold;
    font-size: 16px;
}

.service-item:hover {
    color: #90cdf4;
    cursor: pointer;
}

.service-item:hover::before {
    color: #90cdf4;
}

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

.footer-bottom p {
    color: #a0aec0;
    font-size: 0.9rem;
}

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

.footer-links a {
    color: #a0aec0;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #90cdf4;
}

.back-to-top {
    position: fixed;
    bottom: 70px;
    right: 30px;
    width: 70px;
    height: 70px;
    /* color: rgb(80, 172, 172); */
    background: rgb(255, 255, 255);
    /* color: white; */
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-size: 36px;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(100px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

#backToTop > svg > path {
    stroke: #000000;
}


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

.back-to-top:hover {
    background: rgb(102, 126, 234);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.back-to-top:hover #back-to-top-path {
    stroke: #ffffff;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .contact-item {
        margin-bottom: 12px;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 30px 0 15px;
    }
    
    .footer-container {
        padding: 0 15px;
    }
    
    .footer-content {
        gap: 30px;
    }
}