.bp-scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #d63031;
    border: none;
    border-radius: 50%;
    color: #ffffff;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    transform: translateY(10px);
    box-shadow: 0 4px 12px rgba(214, 48, 49, 0.3);
}

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

.bp-scroll-to-top:hover,
.bp-scroll-to-top:focus {
    background: #b71c1c;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(214, 48, 49, 0.4);
    outline: none;
}

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

.bp-scroll-to-top i {
    line-height: 1;
}

@media (max-width: 768px) {
    .bp-scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .bp-scroll-to-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}