/* DiffeRENT - WhatsApp chat button (assets/contact.js) */
.wa-bubble{position:fixed;right:20px;bottom:22px;z-index:40;display:flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;box-shadow:0 10px 28px -8px rgba(0,0,0,.55),0 0 0 1px rgba(255,255,255,.12) inset;transition:transform .2s ease,box-shadow .2s ease,bottom .3s ease;-webkit-tap-highlight-color:transparent}
.wa-bubble:hover{transform:translateY(-2px) scale(1.04);box-shadow:0 14px 34px -8px rgba(0,0,0,.6),0 0 22px -4px rgba(37,211,102,.7)}
.wa-bubble:focus-visible{outline:3px solid #8fb2ff;outline-offset:3px}
@media (max-width:899px){.wa-bubble{right:16px;bottom:calc(16px + env(safe-area-inset-bottom));width:54px;height:54px}body:has(.sticky-cta.show) .wa-bubble{bottom:calc(84px + env(safe-area-inset-bottom))}}
@media print{.wa-bubble{display:none}}
@media (prefers-reduced-motion:reduce){.wa-bubble{transition:none}}