#ai-chat-widget{position:fixed;bottom:60px;right:20px;z-index:9999}.ai-chat-btn{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none;color:#fff;font-size:24px;cursor:pointer;box-shadow:0 4px 12px #00000026;transition:transform .3s ease,box-shadow .3s ease}.ai-chat-btn:hover{transform:scale(1.1);box-shadow:0 6px 16px #0003}.ai-chat-modal{position:fixed;bottom:90px;right:20px;width:380px;max-width:calc(100vw - 40px);height:500px;max-height:calc(100vh - 120px);background:white;border-radius:12px;box-shadow:0 8px 32px #00000026;display:none;flex-direction:column;overflow:hidden}.ai-chat-modal.active{display:flex}.ai-chat-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:15px 20px;display:flex;justify-content:space-between;align-items:center}.ai-chat-close-btn{background:none;border:none;color:#fff;font-size:18px;cursor:pointer;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center}.ai-chat-messages{flex:1;overflow-y:auto;padding:20px;background:#f7f8fc}.message-item{margin-bottom:15px;display:flex}.message-item.sent{justify-content:flex-end}.message-item.received{justify-content:flex-start}.message-content{max-width:85%;padding:10px 14px;border-radius:12px;word-wrap:break-word}.message-item.sent .message-content{background:#667eea;color:#fff;border-bottom-right-radius:4px}.message-item.received .message-content{background:white;color:#2d3748;border-bottom-left-radius:4px;box-shadow:0 1px 2px #00000014}.message-content p{margin:0 0 8px;line-height:1.5}.message-content p:last-child{margin-bottom:0}.message-time{font-size:11px;opacity:.7;display:block;margin-top:4px}.message-content h1,.message-content h2,.message-content h3{margin:12px 0 8px;font-weight:600;line-height:1.3}.message-content h1{font-size:1.3em;color:#1a202c}.message-content h2{font-size:1.2em;color:#2d3748}.message-content h3{font-size:1.1em;color:#4a5568}.message-content strong{font-weight:600;color:#1a202c}.message-content em{font-style:italic;color:#4a5568}.message-content a{color:#667eea;text-decoration:none;font-weight:500;transition:color .2s ease}.message-content a:hover{color:#764ba2;text-decoration:underline}.message-content ul,.message-content ol{margin:8px 0;padding-left:20px}.message-content li{margin:4px 0;line-height:1.5}.message-content ul{list-style-type:disc}.message-content ol{list-style-type:decimal}.message-content code{background:#f1f5f9;padding:2px 6px;border-radius:4px;font-family:Courier New,monospace;font-size:.9em;color:#e53e3e}.message-content pre{background:#1a202c;padding:12px;border-radius:6px;overflow-x:auto;margin:8px 0}.message-content pre code{background:none;padding:0;color:#48bb78;font-size:.85em;line-height:1.5}.message-content .product-card{background:#f7fafc;border:1px solid #e2e8f0;border-radius:8px;padding:12px;margin:10px 0;display:flex;gap:12px;transition:all .2s ease}.message-content .product-card:hover{background:#edf2f7;border-color:#cbd5e0;box-shadow:0 2px 8px #0000001a;transform:translateY(-2px)}.message-content .product-card.single{flex-direction:column}.message-content .product-image{width:80px;height:80px;object-fit:cover;border-radius:6px;background:white;flex-shrink:0}.message-content .product-card.single .product-image{width:100%;height:auto;max-height:200px}.message-content .product-info{flex:1;display:flex;flex-direction:column;gap:6px;min-width:0}.message-content .product-name{font-size:.95em;font-weight:600;color:#2d3748;line-height:1.3;display:block;margin:0 0 4px}.message-content .price{font-size:1em;font-weight:700;color:#667eea}.message-content .discount{font-size:.85em;color:#48bb78;font-style:normal}.message-content .stock{font-size:.85em;color:#718096}.message-content .product-link{display:inline-block;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff!important;padding:6px 14px;border-radius:6px;font-size:.85em;font-weight:600;text-decoration:none!important;transition:all .2s ease;align-self:flex-start;margin-top:4px}.message-content .product-link:hover{transform:translateY(-1px);box-shadow:0 4px 12px #667eea66}.message-item.sent .product-card{background:rgba(255,255,255,.2);border-color:#ffffff4d}.message-item.sent .product-link{background:rgba(255,255,255,.3)}.message-content br{display:block;content:"";margin:4px 0}.typing-indicator{padding:10px 14px;background:white;border-radius:12px 12px 12px 4px;box-shadow:0 1px 2px #00000014;display:inline-block}.typing-dots{display:flex;gap:4px}.typing-dots span{width:8px;height:8px;border-radius:50%;background:#667eea;animation:typing 1.4s infinite}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-10px)}}.ai-chat-input{padding:15px;background:white;border-top:1px solid #e2e8f0;display:flex;gap:10px}.ai-chat-input .form-control{flex:1;border:1px solid #e2e8f0;border-radius:20px;padding:8px 16px}.ai-chat-input .btn{border-radius:50%;width:40px;height:40px;padding:0;display:flex;align-items:center;justify-content:center;background:#667eea;border:none}.ai-chat-messages::-webkit-scrollbar{width:6px}.ai-chat-messages::-webkit-scrollbar-track{background:#f7f8fc}.ai-chat-messages::-webkit-scrollbar-thumb{background:#cbd5e0;border-radius:3px}.ai-chat-messages::-webkit-scrollbar-thumb:hover{background:#a0aec0}@media (max-width: 768px){.ai-chat-modal{bottom:0;right:0;width:100vw;height:100vh;max-width:100vw;max-height:100vh;border-radius:0}#ai-chat-widget{bottom:75px;right:20px}.ai-chat-btn{width:50px;height:50px;font-size:20px}.message-content{max-width:90%}.markdown-table-wrapper{margin:8px -6px}.markdown-table{font-size:.85em}.markdown-table th,.markdown-table td{padding:8px 6px}}