/* ══════════════════════════════════════════════════
   DSD Elements — WhatsApp Floating Button
   Fixed-position action button with optional pulse & tooltip.
   ══════════════════════════════════════════════════ */

.dsd-wa-float {
    --dsd-wa-x: 24px;
    --dsd-wa-y: 24px;
    position: fixed;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 12px;
    pointer-events: none;
}
.dsd-wa-float * { box-sizing: border-box; }

/* Position anchors */
.dsd-wa-pos-bottom-right { right: var(--dsd-wa-x); bottom: var(--dsd-wa-y); flex-direction: row-reverse; }
.dsd-wa-pos-bottom-left  { left:  var(--dsd-wa-x); bottom: var(--dsd-wa-y); flex-direction: row; }
.dsd-wa-pos-top-right    { right: var(--dsd-wa-x); top:    var(--dsd-wa-y); flex-direction: row-reverse; }
.dsd-wa-pos-top-left     { left:  var(--dsd-wa-x); top:    var(--dsd-wa-y); flex-direction: row; }

/* Button */
.dsd-wa-float-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 62px;
    height: 62px;
    background-color: #25D366;
    color: #ffffff;
    text-decoration: none;
    box-shadow: 0 8px 24px -6px rgba(37,211,102,0.5);
    transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.25s ease;
    pointer-events: auto;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}
.dsd-wa-float-btn:hover  { transform: scale(1.08); background-color: #1EBE57; }
.dsd-wa-float-btn:active { transform: scale(0.96); }
.dsd-wa-float-btn:focus-visible {
    outline: 3px solid rgba(37,211,102,0.4);
    outline-offset: 3px;
}
.dsd-wa-float-btn svg { width: 32px; height: 32px; fill: currentColor; display: block; }

/* Shape variants */
.dsd-wa-shape-circle  .dsd-wa-float-btn { border-radius: 50%; }
.dsd-wa-shape-rounded .dsd-wa-float-btn { border-radius: 14px; }
.dsd-wa-shape-square  .dsd-wa-float-btn { border-radius: 0; }

/* Pulse animation */
.dsd-wa-pulse .dsd-wa-float-btn::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background-color: #25D366;
    opacity: 0.55;
    animation: dsd-wa-pulse 1.8s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    z-index: -1;
    pointer-events: none;
}
@keyframes dsd-wa-pulse {
    0%   { transform: scale(1);   opacity: 0.55; }
    70%  { transform: scale(1.6); opacity: 0;    }
    100% { transform: scale(1.6); opacity: 0;    }
}

/* Tooltip */
.dsd-wa-float-tip {
    display: inline-flex;
    align-items: center;
    padding: 9px 14px;
    background-color: #0f172a;
    color: #ffffff;
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
    border-radius: 8px;
    box-shadow: 0 6px 16px -4px rgba(15,23,42,0.35);
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transform: translateX(6px);
    transition: opacity 0.2s ease, transform 0.25s ease;
    position: relative;
}
.dsd-wa-tip-left .dsd-wa-float-tip::after,
.dsd-wa-tip-right .dsd-wa-float-tip::after {
    content: "";
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border-style: solid;
    border-width: 5px;
    border-color: transparent;
}
.dsd-wa-tip-left  .dsd-wa-float-tip::after { right: -10px; border-left-color:  #0f172a; }
.dsd-wa-tip-right .dsd-wa-float-tip::after { left:  -10px; border-right-color: #0f172a; }
.dsd-wa-tip-top   .dsd-wa-float-tip {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translate(-50%, 6px);
}
.dsd-wa-tip-top .dsd-wa-float-tip::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-style: solid;
    border-width: 5px;
    border-color: #0f172a transparent transparent transparent;
}
.dsd-wa-float:hover .dsd-wa-float-tip,
.dsd-wa-float:focus-within .dsd-wa-float-tip {
    opacity: 1;
    transform: translateX(0);
}
.dsd-wa-tip-top:hover .dsd-wa-float-tip,
.dsd-wa-tip-top:focus-within .dsd-wa-float-tip {
    transform: translate(-50%, 0);
}

/* Responsive show/hide */
@media (max-width: 767px) { .dsd-wa-hide-mobile  { display: none !important; } }
@media (min-width: 768px) { .dsd-wa-hide-desktop { display: none !important; } }

/* Respect reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .dsd-wa-float-btn,
    .dsd-wa-float-btn::before,
    .dsd-wa-float-tip {
        animation: none;
        transition: none;
    }
}