.scb-container{position:fixed;bottom:20px;z-index:9999;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.scb-left{left:20px}.scb-right{right:20px}.scb-main-button{width:56px;height:56px;background:linear-gradient(135deg,#dc2626 0%,#991b1b 100%);border:3px solid #fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 20px rgba(220,38,38,.4);transition:all .3s cubic-bezier(.68,-.55,.265,1.55);color:#fff;position:relative;z-index:10}.scb-main-button:hover{transform:scale(1.1) rotate(90deg);box-shadow:0 6px 30px rgba(220,38,38,.6)}.scb-main-button.active{transform:rotate(135deg)}.scb-buttons-list{position:absolute;bottom:70px;display:flex;flex-direction:column;gap:12px;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .4s cubic-bezier(.68,-.55,.265,1.55)}.scb-left .scb-buttons-list{left:0}.scb-right .scb-buttons-list{right:0}.scb-container.active .scb-buttons-list{opacity:1;visibility:visible;transform:translateY(0)}.scb-button{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;box-shadow:0 4px 15px rgba(0,0,0,.2);transition:all .3s ease;position:relative;transform:scale(0);animation:popIn .4s cubic-bezier(.68,-.55,.265,1.55) forwards}.scb-container.active .scb-button:nth-child(1){animation-delay:.05s}.scb-container.active .scb-button:nth-child(2){animation-delay:.1s}.scb-container.active .scb-button:nth-child(3){animation-delay:.15s}.scb-container.active .scb-button:nth-child(4){animation-delay:.2s}.scb-container.active .scb-button:nth-child(5){animation-delay:.25s}.scb-container.active .scb-button:nth-child(6){animation-delay:.3s}@keyframes popIn{to{transform:scale(1)}}.scb-button:hover{transform:scale(1.15);box-shadow:0 6px 25px rgba(0,0,0,.3)}.scb-button:before{content:attr(data-label);position:absolute;background:rgba(0,0,0,.8);color:#fff;padding:6px 12px;border-radius:6px;font-size:13px;white-space:nowrap;opacity:0;visibility:hidden;transition:all .3s ease;pointer-events:none}.scb-left .scb-button:before{left:calc(100% + 12px)}.scb-right .scb-button:before{right:calc(100% + 12px)}.scb-button:hover:before{opacity:1;visibility:visible}.scb-messenger{background:linear-gradient(135deg,#00b2ff 0%,#006aff 100%)}.scb-facebook{background:linear-gradient(135deg,#1877f2 0%,#0c63d4 100%)}.scb-whatsapp{background:linear-gradient(135deg,#25d366 0%,#128c7e 100%)}.scb-zalo{background:linear-gradient(135deg,#0180c7 0%,#015a8c 100%)}.scb-phone{background:linear-gradient(135deg,#34c759 0%,#28a745 100%)}.scb-tiktok{background:linear-gradient(135deg,#000 0%,#ee1d52 100%)}.scb-custom-icon{width:20px;height:20px;object-fit:contain;filter:brightness(0) invert(1)}.scb-speed-slow .scb-main-button,.scb-speed-slow .scb-button{transition-duration:.6s}.scb-speed-fast .scb-main-button,.scb-speed-fast .scb-button{transition-duration:.2s}.scb-touch-active{transform:scale(.95) !important}.scb-button:focus{outline:2px solid #0073aa;outline-offset:2px}.scb-main-button:focus{outline:2px solid #0073aa;outline-offset:2px}.scb-container[data-labels=false] .scb-button:before{display:none !important}.scb-container:not(.scb-loaded){opacity:0;transform:translateY(20px)}.scb-container.scb-loaded{opacity:1;transform:translateY(0);transition:opacity .3s ease,transform .3s ease}@media (max-width:768px){.scb-container{bottom:0;left:0;right:0;width:100%}.scb-main-button{display:none}.scb-buttons-list{position:fixed;bottom:0;left:0;right:0;flex-direction:row;justify-content:space-around;padding:12px;background:rgba(255,255,255,.98);backdrop-filter:blur(10px);box-shadow:0 -4px 20px rgba(0,0,0,.1);border-radius:20px 20px 0 0;opacity:1;visibility:visible;transform:translateY(0);gap:8px}.scb-button{width:50px;height:50px;transform:scale(1);animation:none;box-shadow:0 2px 10px rgba(0,0,0,.15)}.scb-button:before{bottom:calc(100% + 8px);left:50%;right:auto;transform:translateX(-50%)}.scb-button:active{transform:scale(.9)}}@media (max-width:480px){.scb-button{width:44px;height:44px}.scb-button svg{width:18px;height:18px}.scb-buttons-list{padding:10px 8px;gap:6px}}