.svtr-chat-container{background:linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);border-radius:12px;border:1px solid #e2e8f0;box-shadow:0 4px 16px rgba(59, 130, 246, 0.1);overflow:hidden;height:600px;display:flex;flex-direction:column;font-family:"Helvetica Neue",Arial,sans-serif;backdrop-filter:blur(sm)}.svtr-chat-messages{flex:1;overflow-y:auto;background:transparent;padding:6px}.svtr-message{padding:16px 20px;border-bottom:none;animation:slideIn 0.3s ease-out;margin-bottom:16px}.svtr-message:last-child{border-bottom:none}.svtr-message.user{background:transparent}.svtr-message.user .message-header{flex-direction:row-reverse}.svtr-message.user .message-content{margin-left:auto}.svtr-message.assistant{background:transparent}.message-header{display:flex;align-items:center;margin-bottom:8px;gap:12px}.message-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:#fff;flex-shrink:0}.svtr-message.user .message-avatar{background:#6b7280}.svtr-message.assistant .message-avatar{background:linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%)}.message-name{font-size:14px;font-weight:600;color:#374151}.message-time{font-size:12px;color:#9ca3af;margin-left:auto}.message-content{color:#374151;line-height:1.6;font-size:14px;padding:20px;background:#ffffff;border:1px solid #e2e8f0;border-radius:16px;max-width:480px;word-wrap:break-word;font-family:system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,'Noto Sans',sans-serif,'Apple Color Emoji','Segoe UI Emoji','Segoe UI Symbol','Noto Color Emoji';font-variant-numeric:normal;direction:ltr;unicode-bidi:plaintext;box-shadow:none}.svtr-message.user .message-content{background:linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);color:#ffffff;border:none;border-radius:16px;border-top-right-radius:4px}.svtr-message.assistant .message-content{border-top-left-radius:4px}.message-content p{margin:0 0 12px}.message-content p:last-child{margin-bottom:0}.svtr-message.loading{background:transparent}.loading-dots{display:flex;align-items:center;gap:12px;color:#6b7280;font-size:14px}.thinking-emoji{animation:2s infinite pulse}.animated-dots{display:inline-flex;gap:4px}.animated-dots span{animation:1.4s ease-in-out infinite both bounce;color:#3b82f6;font-weight:700;width:8px;height:8px;border-radius:50%;background:#3b82f6}.animated-dots span:first-child{animation-delay:-.32s}.animated-dots span:nth-child(2){animation-delay:-.16s}@keyframes pulse{0%,100%{opacity:1}50%{opacity:.6}}@keyframes bounce{0%,100%,80%{transform:scale(1);opacity:.7}40%{transform:scale(1.2);opacity:1}}.svtr-chat-input-area{padding:24px;border-top:1px solid #e2e8f0;background:rgba(255,255,255,0.9);backdrop-filter:blur(8px)}.svtr-chat-input-container{position:relative;display:flex;align-items:flex-end;gap:16px;margin-bottom:16px}#svtr-chat-input{flex:1;min-height:48px;max-height:120px;padding:16px 60px 16px 20px;border:1px solid #e2e8f0;border-radius:24px;background:rgba(249,250,251,0.5);color:#374151;font-size:14px;line-height:20px;resize:none;outline:0;transition:all 0.2s;box-shadow:0 0 0 3px rgba(59, 130, 246, 0)}#svtr-chat-input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59, 130, 246, 0.1)}#svtr-chat-input::placeholder{color:#9ca3af}.svtr-chat-send-btn{position:absolute;right:8px;bottom:8px;width:48px;height:48px;border:none;border-radius:50%;background:linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;flex-shrink:0}.svtr-chat-send-btn:hover:not(:disabled){background:linear-gradient(135deg, #2563eb 0%, #1e40af 100%);transform:translateY(-1px);box-shadow:0 8px 16px rgba(59, 130, 246, 0.3)}.svtr-chat-send-btn:active{transform:translateY(0)}.svtr-chat-send-btn:disabled{background:#d1d5db;cursor:not-allowed;transform:none}.send-icon{font-size:14px}.loading-spinner{animation:1s linear infinite spin}@keyframes spin{from{transform:rotate(0)}to{transform:rotate(360deg)}}.svtr-chat-actions{display:flex;gap:8px;justify-content:flex-start}.svtr-action-btn{padding:6px 12px;font-size:12px;color:#666;background:#f3f4f6;border:1px solid #e5e7eb;border-radius:16px;cursor:pointer;transition:.2s;display:inline-flex;align-items:center;gap:4px}.svtr-action-btn:hover{background:#e5e7eb;color:#333}.svtr-toast{position:fixed;top:20px;right:20px;background:#10a37f;color:#fff;padding:12px 16px;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,.15);font-size:14px;z-index:1001;animation:.3s ease-out slideIn}@keyframes slideIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.svtr-share-dialog{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.share-dialog-content{background:#fff;padding:24px;border-radius:12px;max-width:500px;width:90%;max-height:70vh;box-shadow:0 20px 25px -5px rgba(0,0,0,.1)}.share-dialog-content h4{margin:0 0 16px;font-size:18px;font-weight:600;color:#333}.share-dialog-content textarea{width:100%;height:200px;padding:12px;border:1px solid #d1d5db;border-radius:8px;font-family:inherit;font-size:14px;line-height:1.5;resize:vertical;outline:0;margin-bottom:16px}.share-dialog-content textarea:focus{border-color:#ff6b35}.share-actions{text-align:right}.share-actions button{padding:8px 16px;background:#ff6b35;color:#fff;border:none;border-radius:6px;font-size:14px;cursor:pointer;transition:background .2s}.share-actions button:hover{background:#e55a2b}@media (max-width:768px){.svtr-chat-container{height:500px;border-radius:0;border-left:none;border-right:none}.svtr-chat-input-area,.svtr-message{padding:12px 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