/* =========================================================
   WA Floating Button — Frontend Styles
   ========================================================= */

:root {
    --wafb-color:      #25D366;
    --wafb-color-dark: #128C7E;
    --wafb-shadow:     0 6px 28px rgba(37, 211, 102, 0.45);
    --wafb-radius:     50%;
    --wafb-size:       60px;
    --wafb-offset:     28px;
}

/* Wrapper positioning */
.wafb-wrapper {
    position: fixed;
    bottom: var(--wafb-offset);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wafb-position-right { right: var(--wafb-offset); }
.wafb-position-left  { left:  var(--wafb-offset); }

/* Hide on mobile if configured */
@media (max-width: 767px) {
    .wafb-hide-mobile { display: none !important; }
}

/* ---- Button ---- */
.wafb-button {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width:  var(--wafb-size);
    height: var(--wafb-size);
    border-radius: var(--wafb-radius);
    background: var(--wafb-color);
    box-shadow: var(--wafb-shadow);
    text-decoration: none;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                background 0.25s ease,
                box-shadow  0.25s ease;
    will-change: transform;
}

.wafb-button:hover,
.wafb-button:focus-visible {
    background: var(--wafb-color-dark);
    transform: scale(1.12) translateY(-3px);
    box-shadow: 0 10px 36px rgba(37, 211, 102, 0.55);
    outline: none;
}

.wafb-button:active {
    transform: scale(0.96);
}

/* ---- Icon ---- */
.wafb-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: wafb-icon-pop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.wafb-icon svg {
    filter: drop-shadow(0 1px 2px rgba(0,0,0,.2));
}

/* ---- Tooltip ---- */
.wafb-tooltip {
    position: absolute;
    white-space: nowrap;
    background: #1a1a1a;
    color: #fff;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 7px 14px;
    border-radius: 8px;
    pointer-events: none;
    opacity: 0;
    transform: translateX(8px) scale(0.92);
    transition: opacity 0.22s ease, transform 0.22s ease;
    box-shadow: 0 4px 14px rgba(0,0,0,.18);
}

/* Arrow on tooltip */
.wafb-tooltip::after {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
}

/* Tooltip position relative to button */
.wafb-position-right .wafb-tooltip {
    right: calc(100% + 14px);
}
.wafb-position-right .wafb-tooltip::after {
    right: -12px;
    border-left-color: #1a1a1a;
}

.wafb-position-left .wafb-tooltip {
    left: calc(100% + 14px);
}
.wafb-position-left .wafb-tooltip::after {
    left: -12px;
    border-right-color: #1a1a1a;
}

.wafb-button:hover .wafb-tooltip,
.wafb-button:focus-visible .wafb-tooltip {
    opacity: 1;
    transform: translateX(0) scale(1);
}

/* ---- Pulse ring ---- */
.wafb-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--wafb-color);
    opacity: 0;
    animation: wafb-pulse 2.4s ease-out 0.8s infinite;
    pointer-events: none;
}

/* ---- Animations ---- */
@keyframes wafb-pulse {
    0%   { transform: scale(1);    opacity: 0.7; }
    70%  { transform: scale(1.65); opacity: 0;   }
    100% { transform: scale(1.65); opacity: 0;   }
}

@keyframes wafb-icon-pop {
    0%   { transform: scale(0) rotate(-15deg); }
    80%  { transform: scale(1.1) rotate(4deg); }
    100% { transform: scale(1)   rotate(0deg); }
}

/* Entrance animation for the wrapper */
.wafb-wrapper {
    animation: wafb-slide-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.4s both;
}

@keyframes wafb-slide-in {
    from { transform: translateY(80px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}