.sf-chat-widget{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999}.sf-chat-toggle{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#4f46e5);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.8rem;box-shadow:0 10px 25px #6366f166;transition:all .3s ease;color:#fff}.sf-chat-toggle:hover{transform:scale(1.1) rotate(5deg);box-shadow:0 15px 40px #6366f180}.sf-chat-box{position:absolute;bottom:80px;right:0;width:360px;background:#fff;border:1px solid #e2e8f0;border-radius:16px;box-shadow:0 20px 60px #00000026;overflow:hidden;display:none;flex-direction:column;max-height:520px;font-family:Poppins,sans-serif;animation:sfSlideUp .3s cubic-bezier(.4,0,.2,1)}.sf-chat-box.open{display:flex}@keyframes sfSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.sf-chat-head{padding:1rem;background:linear-gradient(135deg,#6366f1,#4f46e5);display:flex;align-items:center;gap:.75rem;color:#fff}.sf-chat-head-avatar{font-size:1.5rem}.sf-chat-head-info{flex:1}.sf-chat-head-name{font-weight:700;font-size:.95rem}.sf-chat-head-status{font-size:.75rem;opacity:.8}.sf-chat-close{background:none;border:none;color:#fff;font-size:1.2rem;cursor:pointer;padding:4px}.sf-chat-messages{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:.75rem;background:#fdfdfd}.sf-chat-messages::-webkit-scrollbar{width:5px}.sf-chat-messages::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px}.sf-bubble{max-width:85%;padding:10px 16px;border-radius:12px;font-size:.9rem;line-height:1.4;word-break:break-word}.sf-bot{background:#f1f5f9;color:#1e293b;align-self:flex-start;border-bottom-left-radius:4px}.sf-user{background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.sf-chat-input-wrap{padding:.75rem;border-top:1px solid #e2e8f0;display:flex;gap:.5rem;background:#fff}.sf-chat-input{flex:1;background:#f8fafc;border:1.5px solid #e2e8f0;border-radius:25px;padding:8px 16px;font-size:.9rem;outline:none}.sf-chat-input:focus{border-color:#6366f1}.sf-chat-send{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#4f46e5);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#fff}.sf-typing{padding:12px 16px}.sf-dots{display:flex;gap:4px}.sf-dots span{width:6px;height:6px;border-radius:50%;background:#94a3b8;animation:sfBlink 1.4s infinite}.sf-dots span:nth-child(2){animation-delay:.2s}.sf-dots span:nth-child(3){animation-delay:.4s}@keyframes sfBlink{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}@media (max-width: 480px){.sf-chat-box{width:calc(100vw - 2rem);right:-.5rem;bottom:75px}}