.multichat-container{position:fixed;bottom:20px;right:20px;z-index:9999;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}.multichat-button{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#25d366 0%,#20ba5a 100%);border:none;color:white;font-size:28px;cursor:pointer;box-shadow:0 4px 12px rgba(170,183,175,40%);display:flex;align-items:center;justify-content:center;transition:all .3s ease;padding:0}.multichat-button:hover{transform:scale(1.1);box-shadow:0 6px 20px rgba(170,183,175,40%)}.multichat-button:active{transform:scale(.95)}.multichat-menu{position:absolute;bottom:80px;right:0;background:#fff;border-radius:12px;box-shadow:0 5px 40px rgba(0,0,0,.16);min-width:320px;overflow:hidden;animation:multichat-slideUp .3s ease;opacity:1;visibility:visible;transition:opacity .3s ease,visibility .3s ease}.multichat-menu.hidden{opacity:0;visibility:hidden;transform:translateY(10px)}.multichat-menu-header{background:linear-gradient(135deg,#25d366 0%,#20ba5a 100%);color:white;padding:16px;display:flex;justify-content:space-between;align-items:center}.multichat-menu-header h3{margin:0;font-size:16px;font-weight:600;color:white}.multichat-close-menu-btn{background:0 0;border:none;color:white;font-size:24px;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;transition:transform .2s ease}.multichat-close-menu-btn:hover{transform:rotate(90deg);background:rgba(0,255,0,0)}.multichat-menu-content{padding:8px 0}.multichat-contact-option{display:flex;align-items:center;padding:12px 16px;text-decoration:none;color:#333;transition:all .2s ease;border-bottom:1px solid #f0f0f0}.multichat-contact-option:last-child{border-bottom:none}.multichat-contact-option:hover{background-color:#f5f5f5;padding-left:20px}.multichat-contact-icon{width:40px;height:40px;background:linear-gradient(135deg,#25d366 0%,#20ba5a 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;margin-right:12px;flex-shrink:0}.multichat-contact-info{flex:1;display:flex;flex-direction:column}.multichat-contact-name{font-weight:600;font-size:14px;color:#333;display:block;margin-bottom:4px}.multichat-contact-phone{font-size:12px;color:#999}.multichat-contact-arrow{color:#ccc;display:flex;align-items:center;margin-left:8px;transition:color .2s ease}.multichat-contact-option:hover .multichat-contact-arrow{color:#25d366}@media (max-width:480px){.multichat-container{bottom:16px;right:16px}.multichat-button{width:56px;height:56px}.multichat-menu{min-width:280px;bottom:70px}.multichat-menu-header h3{font-size:15px}.multichat-contact-option{padding:10px 14px}.multichat-contact-option:hover{padding-left:18px}}