/**
 * Back to Top Button Styles
 * 
 * @package rprocess-child
 */

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    -webkit-transform: translateY(20px);
    -moz-transform: translateY(20px);
    -ms-transform: translateY(20px);
    transform: translateY(20px);
}

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

.back-to-top:hover {
    background: #0056b3;
    -webkit-transform: translateY(-5px);
    -moz-transform: translateY(-5px);
    -ms-transform: translateY(-5px);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.back-to-top span {
    font-size: 24px;
    line-height: 1;
}

@media (max-width: 767px) {
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
    
    .back-to-top span {
        font-size: 20px;
    }
}

/* Focus styles for accessibility */
.back-to-top:focus {
    outline: 2px solid #fff;
    outline-offset: 2px;
}