.ia1-chat-widget{max-width:800px;margin:0 auto;background:#fff;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.1);overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif}.ia1-chat-header{padding:20px 24px;display:flex;align-items:center;gap:14px;border-bottom:1px solid rgba(255,255,255,.2)}.ia1-chat-avatar{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:20px;flex-shrink:0;box-shadow:0 2px 8px rgba(0,0,0,.15)}.ia1-chat-info{flex:1;min-width:0;display:flex;align-items:center}.ia1-chat-title{font-size:18px;font-weight:600;margin:0 0 4px;color:#fff}.ia1-chat-subtitle{font-size:15px;margin:0;color:rgba(255,255,255,.95);font-weight:500}.ia1-chat-body{padding:24px;overflow-y:auto;background:#f8f9fa;display:flex;flex-direction:column;gap:16px}.ia1-chat-body::-webkit-scrollbar{width:8px}.ia1-chat-body::-webkit-scrollbar-track{background:#f1f1f1}.ia1-chat-body::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}.ia1-chat-body::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.ia1-message{display:flex;gap:12px;animation:ia1-fadeIn .3s ease-in}@keyframes ia1-fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.ia1-message-assistant{align-items:flex-start}.ia1-message-user{flex-direction:row-reverse}.ia1-message-avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:14px;flex-shrink:0}.ia1-message-assistant .ia1-message-avatar{background:#2271b1}.ia1-message-user .ia1-message-avatar{background:#646970}.ia1-message-content{flex:1;min-width:0}.ia1-message-text{padding:12px 16px;border-radius:12px;font-size:15px;line-height:1.6;word-wrap:break-word}.ia1-message-assistant .ia1-message-text{background:#fff;border:1px solid #e0e0e0}.ia1-message-user .ia1-message-text{background:#2271b1;color:#fff}.ia1-message-sources{margin-top:10px;padding-top:10px;border-top:1px solid #e0e0e0}.ia1-message-sources-title{font-size:12px;font-weight:600;color:#646970;margin-bottom:6px}.ia1-message-sources-list{display:flex;flex-direction:column;gap:4px}.ia1-message-source-link{font-size:13px;color:#2271b1;text-decoration:none;display:flex;align-items:center;gap:6px}.ia1-message-source-link:hover{text-decoration:underline}.ia1-message-source-link:before{content:"→";font-weight:700}.ia1-chat-input-container{padding:16px 24px;background:#fff;border-top:1px solid #e0e0e0}.ia1-chat-input-wrapper{display:flex;gap:10px;align-items:flex-end;background:#f8f9fa;border:2px solid #e0e0e0;border-radius:12px;padding:8px 12px;transition:border-color .2s}.ia1-chat-input-wrapper:focus-within{border-color:#2271b1}.ia1-chat-input{flex:1;border:none;background:0 0;resize:none;font-size:15px;font-family:inherit;line-height:1.5;max-height:120px;min-height:24px;outline:none}.ia1-chat-send-btn{width:40px;height:40px;border:none;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background-color .2s}.ia1-chat-send-btn:hover{opacity:.8}.ia1-chat-send-btn:active{opacity:1}.ia1-chat-send-btn:disabled{opacity:.5;cursor:not-allowed}.ia1-chat-info-text{margin-top:8px;text-align:center;font-size:12px;color:#646970}.ia1-chat-info-text a{color:#2271b1;text-decoration:none}.ia1-chat-info-text a:hover{text-decoration:underline}.ia1-chat-loader{padding:20px;display:flex;justify-content:center}.ia1-chat-loader-dots{display:flex;gap:8px}.ia1-chat-loader-dots span{width:10px;height:10px;border-radius:50%;background:#2271b1;animation:ia1-bounce 1.4s infinite ease-in-out both}.ia1-chat-loader-dots span:nth-child(1){animation-delay:-.32s}.ia1-chat-loader-dots span:nth-child(2){animation-delay:-.16s}@keyframes ia1-bounce{0%,80%,100%{transform:scale(0);opacity:.5}40%{transform:scale(1);opacity:1}}.ia1-error{padding:20px;background:#fff3cd;border:1px solid #ffc107;border-radius:8px;color:#856404;text-align:center}.ia1-error a{color:#0056b3;text-decoration:underline}@media (max-width:768px){.ia1-chat-widget{border-radius:0}.ia1-chat-header{padding:16px 20px}.ia1-chat-body{padding:20px 16px}.ia1-chat-input-container{padding:12px 16px}}