.scroll-to-top {
    position: fixed;
    bottom: 60px;
    left: 30px;
    width: 40px;
    height: 40px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    z-index: 999;
    border: 2px solid #ff6b00;
    box-shadow: 0 2px 10px rgba(0,0,0,0.15);
    transition: all 0.3s ease;
}

.scroll-to-top img {
    width: 20px;
    height: 20px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.scroll-to-top.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}