.go-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--text-light);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--card-shadow);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.go-to-top:hover {
    background: var(--primary-color);
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.go-to-top.show {
    opacity: 1;
    visibility: visible;
}

.go-to-top:active {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .go-to-top {
        width: 45px;
        height: 45px;
        bottom: 15px;
        right: 15px;
    }

    .go-to-top svg {
        width: 20px;
        height: 20px;
    }
}