.floating-chat-button{position:fixed;bottom:20px;right:20px;width:60px;height:60px;background:#ff5722;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,0.3);z-index:9999;transition:transform 0.3s ease,box-shadow 0.3s ease;color:#fff}.floating-chat-button:hover{transform:scale(1.1);box-shadow:0 6px 16px rgba(0,0,0,0.4)}.floating-chat-button svg{width:28px;height:28px}@media (max-width:768px){.floating-chat-button{bottom:15px;right:15px;width:50px;height:50px}.floating-chat-button svg{width:24px;height:24px}}