/**
 * MKM Bix - Back to Top
 * Back to top button styles
 * @package MKM_Bix
 */

/* ==================== BACK TO TOP BUTTON ==================== */
.mkm-back-to-top {
    position: fixed;
    bottom: var(--mkm-space-6);
    right: var(--mkm-space-6);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--mkm-primary), var(--mkm-secondary));
    color: var(--mkm-white);
    border: none;
    border-radius: var(--mkm-radius-full);
    box-shadow: var(--mkm-shadow-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--mkm-transition);
    z-index: var(--mkm-z-fixed);
}

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

.mkm-back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--mkm-shadow-xl);
}

.mkm-back-to-top svg {
    width: 24px;
    height: 24px;
}

/* ==================== VARIANTS ==================== */

/* Square */
.mkm-back-to-top-square {
    border-radius: var(--mkm-radius);
}

/* Outline */
.mkm-back-to-top-outline {
    background: var(--mkm-white);
    color: var(--mkm-primary);
    border: 2px solid var(--mkm-primary);
}

.mkm-back-to-top-outline:hover {
    background: var(--mkm-primary);
    color: var(--mkm-white);
}

/* With Progress */
.mkm-back-to-top-progress {
    position: relative;
}

.mkm-back-to-top-progress svg.progress-ring {
    position: absolute;
    top: -3px;
    left: -3px;
    transform: rotate(-90deg);
}

.mkm-back-to-top-progress .progress-ring-circle {
    stroke: var(--mkm-primary);
    stroke-width: 3;
    fill: transparent;
    stroke-dasharray: 175;
    stroke-dashoffset: 175;
    transition: stroke-dashoffset 0.1s linear;
}