.dgt-support{position:fixed;bottom:var(--dgt-bottom);display:flex;flex-direction:column;gap:var(--dgt-gap);z-index:99999;pointer-events:none}.dgt-right{right:var(--dgt-side)}.dgt-left{left:var(--dgt-side)}.dgt-btn{position:relative;width:var(--dgt-size);height:var(--dgt-size);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none!important;box-shadow:0 5px 18px rgba(0,0,0,.2);pointer-events:auto;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;-webkit-tap-highlight-color:transparent}.dgt-btn:hover,.dgt-btn:focus-visible{transform:translateY(-3px) scale(1.05);box-shadow:0 9px 25px rgba(0,0,0,.28);filter:brightness(1.06)}.dgt-icon{width:55%;height:55%;display:flex;align-items:center;justify-content:center}.dgt-icon svg{width:100%;height:100%;display:block}.dgt-whatsapp{background:#25d366}.dgt-zalo{background:#0068ff}.dgt-phone{background:#0b72e7}.dgt-facebook{background:#1877f2}.dgt-tip{position:absolute;top:50%;padding:7px 11px;border-radius:7px;background:#111827;color:#fff;font:600 13px/1.2 Arial,sans-serif;white-space:nowrap;opacity:0;visibility:hidden;transition:.18s ease;pointer-events:none}.dgt-right .dgt-tip{right:calc(100% + 10px);transform:translate(5px,-50%)}.dgt-left .dgt-tip{left:calc(100% + 10px);transform:translate(-5px,-50%)}.dgt-btn:hover .dgt-tip,.dgt-btn:focus-visible .dgt-tip{opacity:1;visibility:visible;transform:translate(0,-50%)}.dgt-anim-pulse .dgt-btn:before{content:"";position:absolute;inset:-2px;border-radius:50%;border:2px solid currentColor;opacity:.45;animation:dgtPulse 2.2s ease-out infinite}.dgt-anim-pulse .dgt-btn:nth-child(2):before{animation-delay:.3s}.dgt-anim-pulse .dgt-btn:nth-child(3):before{animation-delay:.6s}.dgt-anim-pulse .dgt-btn:nth-child(4):before{animation-delay:.9s}@keyframes dgtPulse{0%{transform:scale(1);opacity:.42}70%{transform:scale(1.35);opacity:0}100%{transform:scale(1.35);opacity:0}}.dgt-anim-bounce .dgt-btn{animation:dgtBounce 2.5s ease-in-out infinite}@keyframes dgtBounce{0%,90%,100%{transform:translateY(0)}94%{transform:translateY(-7px)}}@media(max-width:767px){.dgt-support{bottom:max(12px,var(--dgt-bottom))}.dgt-right{right:max(10px,var(--dgt-side))}.dgt-left{left:max(10px,var(--dgt-side))}.dgt-btn{width:min(var(--dgt-size),48px);height:min(var(--dgt-size),48px)}.dgt-tip{display:none}}@media(prefers-reduced-motion:reduce){.dgt-btn{animation:none!important}.dgt-anim-pulse .dgt-btn:before{animation:none}}