*{margin:0;padding:0;box-sizing:border-box}:root{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,"Apple Color Emoji","Segoe UI Emoji",sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%}body{margin:0;min-width:320px;min-height:100vh;overflow-x:hidden}#root{width:100%;height:100vh;display:flex;flex-direction:column}a{font-weight:500;color:var(--accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--muted)}html.dark ::-webkit-scrollbar-thumb{background:var(--border)}html.dark ::-webkit-scrollbar-thumb:hover{background:#3a4158}.app-layout{display:flex;height:100vh;width:100vw;overflow:hidden;background:var(--bg)}.dvz-sidebar{width:260px;height:100vh;background:var(--sidebar-bg);border-right:1px solid var(--border);display:flex;flex-direction:column;transition:width .25s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;flex-shrink:0;box-shadow:var(--shadow-sm)}.dvz-sidebar.collapsed{width:60px}.sidebar-header{padding:14px 12px;border-bottom:1px solid var(--border);flex-shrink:0}.btn-new-chat{width:100%;height:44px;border-radius:14px;border:none;background:linear-gradient(135deg,var(--accent),#7c3aed);color:#fff;font-size:14px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s ease;box-shadow:var(--shadow-accent);line-height:1;padding:0 16px}.btn-new-chat svg{flex-shrink:0;vertical-align:middle}.btn-new-chat:hover{transform:translateY(-2px);box-shadow:0 6px 20px #4f46e54d}.btn-new-chat:active{transform:translateY(0) scale(.98)}.btn-new-chat-icon{width:100%;height:32px;border-radius:14px;border:1px solid var(--border);background:var(--panel);color:var(--accent);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;box-shadow:var(--shadow-sm)}.btn-new-chat-icon svg{flex-shrink:0;vertical-align:middle}.btn-new-chat-icon:hover{background:#4f46e51a;transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--accent)}.chat-list{flex:1;overflow-y:auto;overflow-x:hidden;padding:8px 0;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.chat-list::-webkit-scrollbar{width:6px}.chat-list::-webkit-scrollbar-track{background:transparent}.chat-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.chat-list::-webkit-scrollbar-thumb:hover{background:var(--muted)}.chat-group{margin-bottom:16px}.chat-group-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);padding:8px 16px 6px;margin:0;-webkit-user-select:none;user-select:none}.chat-item{display:flex;align-items:center;gap:10px;padding:10px 12px;margin:2px 8px;border-radius:12px;cursor:pointer;transition:all .15s ease;position:relative;color:var(--text)}.chat-item:hover{background:#4f46e514;box-shadow:var(--shadow-sm)}.chat-item.active{background:var(--panel);border:1px solid var(--accent);box-shadow:var(--shadow-md)}.chat-item.active .chat-item-title{font-weight:500;color:var(--accent)}.chat-item-icon{flex-shrink:0;width:18px;height:18px;color:var(--muted);transition:color .2s}.chat-item:hover .chat-item-icon,.chat-item.active .chat-item-icon{color:var(--accent)}.chat-item-title{flex:1;font-size:14px;line-height:1.4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text)}.chat-item-delete{flex-shrink:0;width:28px;height:28px;border-radius:8px;border:none;background:transparent;color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease;opacity:0;animation:fadeIn .2s ease forwards}@keyframes fadeIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.chat-item-delete:hover{background:#ef44441a;color:#ef4444}.chat-item-delete:active{transform:scale(.95)}.sidebar-collapse-btn{position:absolute;bottom:16px;left:50%;transform:translate(-50%);width:36px;height:36px;border-radius:12px;border:1px solid var(--border);background:var(--panel);color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;box-shadow:var(--shadow-md)}.sidebar-collapse-btn:hover{background:var(--panel);color:var(--accent);transform:translate(-50%) translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--accent)}.sidebar-collapse-btn svg{stroke:currentColor;stroke-width:2;fill:none}.sidebar-overlay{display:none}@media (max-width: 768px){.dvz-sidebar{position:fixed;left:0;top:0;z-index:1000;transform:translate(-100%);box-shadow:4px 0 16px #0000004d}.dvz-sidebar.open{transform:translate(0)}.sidebar-overlay{display:block;position:fixed;inset:0;background:#00000080;z-index:999;animation:overlayFadeIn .2s ease}@keyframes overlayFadeIn{0%{opacity:0}to{opacity:1}}.sidebar-collapse-btn{display:none}}@media (max-width: 480px){.dvz-sidebar{width:280px}}:root{--bg: #f8fafc;--bg-gradient: radial-gradient(circle at top right, #f9fafb, #f1f5f9);--panel: #ffffff;--panel-2: #ffffff;--sidebar-bg: #f1f5f9;--border: #e2e8f0;--text: #1e293b;--text-secondary: #475569;--muted: #64748b;--you: linear-gradient(135deg, #4f46e5, #7c3aed);--agent: linear-gradient(135deg, #f8fafc, #f1f5f9);--sys: #eef2ff;--accent: #4f46e5;--accent-hover: #6366f1;--shadow-sm: 0 2px 8px rgba(15, 23, 42, .05);--shadow-md: 0 4px 16px rgba(15, 23, 42, .08);--shadow-lg: 0 8px 28px rgba(15, 23, 42, .1);--shadow-accent: 0 4px 12px rgba(79, 70, 229, .2)}html.dark{--bg: #0f1115;--bg-gradient: radial-gradient(circle at top right, #1a1d24, #0f1115);--panel: #151922;--panel-2: #111522;--sidebar-bg: #13161d;--border: #23283a;--text: #e9eefc;--text-secondary: #9aa3b2;--muted: #9aa3b2;--you: linear-gradient(135deg, #1e90ff, #6a5acd);--agent: linear-gradient(135deg, #2b2f3a, #1b1f2a);--sys: #1a1f2d;--accent: #6ea8ff;--accent-hover: #8bb9ff;--shadow-sm: 0 2px 8px rgba(0,0,0,.25);--shadow-md: 0 4px 16px rgba(0,0,0,.3);--shadow-lg: 0 8px 30px rgba(0,0,0,.35);--shadow-accent: 0 4px 12px rgba(110, 168, 255, .25)}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,"Apple Color Emoji","Segoe UI Emoji";color:var(--text);background:var(--bg-gradient)}.muted{color:var(--muted)}.dvz-shell{display:flex;flex-direction:column;flex:1;height:100dvh;width:100%;position:relative;top:0;left:0}.dvz-header{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid var(--border);background:#ffffffb3;position:sticky;top:0;z-index:10;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-sm);min-height:60px}html.dark .dvz-header{background:#151922cc}.dvz-brand{display:flex;align-items:center;gap:10px;height:36px}.dvz-logo{height:24px;width:auto;display:block;flex-shrink:0}.dvz-brand h1{margin:0;font-size:18px;letter-spacing:.2px;line-height:1.2;display:flex;align-items:center}.dvz-actions{display:flex;align-items:center;gap:10px;height:36px}.dvz-toggle{height:36px;width:36px;border-radius:12px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;background:var(--panel);color:var(--text);cursor:pointer;transition:all .2s ease;box-shadow:var(--shadow-sm);flex-shrink:0;font-size:18px;line-height:1;padding:0}.dvz-toggle:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--accent)}.dvz-main{flex:1;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;align-items:center;padding:0;width:100%}.dvz-welcome{max-width:760px;margin:auto;text-align:center;position:relative;padding:32px 24px;border:1px dashed var(--border);border-radius:20px;background:var(--panel);box-shadow:var(--shadow-md);display:flex;flex-direction:column;justify-content:center;align-items:center;flex:1}.dvz-hero-blob{position:absolute;inset:-60px auto auto 50%;transform:translate(-50%);width:520px;height:220px;filter:blur(50px);background:radial-gradient(circle at 60% 40%,rgba(110,168,255,.18),transparent 50%),radial-gradient(circle at 40% 60%,rgba(124,58,237,.18),transparent 50%);pointer-events:none;z-index:-1}.dvz-welcome h2{margin:4px 0 8px;font-size:28px}.dvz-welcome .dvz-suggest{list-style:none;padding:0;margin:14px 0 0;color:var(--muted)}.dvz-stream{max-width:1200px;width:100%;margin:0 auto;padding:24px 16px;display:flex;flex-direction:column;gap:16px;flex:1}.dvz-msg{padding:0;margin:8px 0;display:flex;width:100%}.dvz-msg.text-message.msg-you{justify-content:flex-end}.dvz-msg.text-message.msg-agent{justify-content:flex-start}.dvz-msg:has(.viz-card),.dvz-msg.viz-message{display:block;max-width:100%;width:100%}.dvz-msg p{margin:0;line-height:1.5}.bubble-you,.bubble-agent,.bubble-system{border-radius:18px;padding:12px 16px;box-shadow:var(--shadow-md);animation:pop .25s ease;display:inline-block;max-width:75%;width:auto}.bubble-you{background:var(--you);color:#fff;box-shadow:var(--shadow-accent)}.bubble-agent{background:var(--agent);border:1px solid var(--border)}.bubble-system{margin:8px auto;background:var(--sys);color:var(--muted);border:1px dashed var(--border);box-shadow:var(--shadow-sm)}.system{font-style:italic;font-size:12px}.viz-card{border-radius:18px;padding:24px;overflow-x:auto;overflow-y:hidden;width:fit-content;max-width:75%}.bubble-you .viz-card,.bubble-agent .viz-card{background:transparent;border:none;box-shadow:none;padding:0;border-radius:0;max-width:100%;width:100%}.viz-message .viz-card{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow-lg);padding:24px;width:100%;max-width:1200px;margin:0 auto;border-radius:20px}.viz-card canvas{width:100%!important;max-width:none!important;height:auto!important;min-height:400px}.viz-card table{width:100%;min-width:600px;border-collapse:collapse;margin:12px 0;font-size:14px;white-space:nowrap}.viz-card th,.viz-card td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--border)}.viz-card th{background:var(--panel);font-weight:600;color:var(--text)}.viz-card h1,.viz-card h2,.viz-card h3,.viz-card h4,.viz-card h5,.viz-card h6{margin:0 0 16px;line-height:1.3;color:var(--text);word-wrap:break-word}.viz-card p{margin:0 0 12px;line-height:1.5;word-wrap:break-word}.viz-card .plotly-graph-div{width:100%!important;height:auto!important;min-height:400px}.viz-card div[id*=chart],.viz-card div[class*=chart]{width:100%!important;height:auto!important;min-height:350px}.viz-card svg{width:100%!important;height:auto!important;min-height:350px}.viz-card .dashboard,.viz-card .chart-container{width:100%;overflow-x:visible}.message-rating{display:flex;flex-direction:column;gap:8px;margin-top:8px;opacity:.6;transition:opacity .2s ease}.message-rating:hover{opacity:1}.rating-buttons{display:flex;gap:6px;align-items:center}.bubble-agent .message-rating{justify-content:flex-end}.viz-message .message-rating{justify-content:flex-end;margin-top:12px}.rating-btn{height:28px;width:28px;border-radius:8px;border:1px solid var(--border);background:var(--panel);color:var(--accent);cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;font-size:14px;padding:0}.rating-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0003;border-color:var(--accent);color:var(--accent)}.rating-btn:active{transform:translateY(0) scale(.95)}.rating-btn:disabled{cursor:not-allowed;opacity:.5}.rating-btn:disabled:hover{transform:none;box-shadow:none;border-color:var(--border)}.rating-btn.active,.rating-btn.active:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.rating-btn.loading{opacity:.6;animation:pulse-btn 1.5s ease-in-out infinite}@keyframes pulse-btn{0%,to{opacity:.6}50%{opacity:.8}}.rating-spinner{font-size:14px;margin-left:4px}.rating-error{margin-top:6px;padding:6px 10px;background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:8px;color:#ef4444;font-size:12px;display:flex;align-items:center;gap:6px}.feedback-form{display:flex;flex-direction:column;gap:10px;padding:12px;background:var(--panel);border:1px solid var(--border);border-radius:12px;margin-top:4px;box-shadow:0 4px 16px #0003;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.feedback-label{font-size:13px;color:var(--muted);font-weight:500;margin:0;display:block}.feedback-textarea{width:100%;min-height:64px;padding:10px 12px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;font-family:inherit;line-height:1.4;resize:vertical;transition:all .2s ease;outline:none}.feedback-textarea::placeholder{color:var(--muted);opacity:.6}.feedback-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #6ea8ff26;background:var(--panel)}.feedback-actions{display:flex;gap:8px;justify-content:flex-end}.feedback-btn{padding:8px 16px;border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;min-width:80px}.feedback-btn:disabled{cursor:not-allowed;opacity:.5}.feedback-btn-cancel{background:transparent;color:var(--muted);border-color:var(--border)}.feedback-btn-cancel:hover:not(:disabled){background:var(--panel);color:var(--text);border-color:var(--accent);transform:translateY(-1px)}.feedback-btn-submit{background:linear-gradient(135deg,var(--accent),#7c3aed);color:#fff;border:none;box-shadow:0 4px 12px #6ea8ff4d}.feedback-btn-submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 16px #6ea8ff66}.feedback-btn-submit:active:not(:disabled){transform:translateY(0) scale(.98)}.dvz-composer{position:sticky;bottom:0;width:100%;background:linear-gradient(180deg,transparent,var(--bg) 40%);padding:16px;z-index:10;display:flex;justify-content:center}.dvz-input{max-width:1200px;width:100%;display:grid;grid-template-columns:40px 1fr 40px 48px;gap:6px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:24px;padding:8px 10px;box-shadow:var(--shadow-lg);transition:all .2s ease}.dvz-input:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #4f46e51a,var(--shadow-lg)}.dvz-input input{background:transparent;border:0;outline:none;color:var(--text);font-size:15px;padding:10px}.icon-btn{height:40px;width:40px;border-radius:12px;border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer;transition:all .2s ease;padding:11px;box-sizing:border-box}.icon-btn:hover{color:var(--accent);background:#4f46e50d;transform:translateY(-1px);border-color:var(--accent)}.send-btn{height:40px;border-radius:12px;border:0;cursor:pointer;color:#fff;background:linear-gradient(135deg,var(--accent),#7c3aed);box-shadow:var(--shadow-accent);transition:transform .15s ease,box-shadow .15s ease;padding:11px;box-sizing:border-box}.send-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #4f46e559}.send-btn:active{transform:translateY(0) scale(.98)}.fade-in{animation:fade .25s ease}@keyframes fade{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes pop{0%{transform:scale(.98)}to{transform:scale(1)}}.dvz-status-indicator{display:flex;align-items:center;gap:8px;padding:10px 16px;margin:8px auto;max-width:fit-content;background:var(--panel);border:1px solid var(--border);border-radius:20px;color:var(--muted);font-size:14px;box-shadow:var(--shadow-md)}.status-text{color:var(--muted);font-style:italic}.dots{display:inline-flex;gap:4px;vertical-align:middle}.dots>span{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:pulse 1s infinite ease-in-out}.dots>span:nth-child(2){animation-delay:.15s}.dots>span:nth-child(3){animation-delay:.3s}@keyframes pulse{0%,80%,to{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}@media (max-width: 768px){.dvz-stream{max-width:100%;padding:16px 12px}.dvz-msg{max-width:90%}.dvz-msg:has(.viz-card),.dvz-msg.viz-message{max-width:100%;width:100%}.viz-card{max-width:100%;width:100%;padding:16px;border-radius:16px;margin:0}.viz-card canvas{min-height:300px;width:100%!important}.viz-card .plotly-graph-div{min-height:300px;width:100%!important}.viz-card div[id*=chart],.viz-card div[class*=chart]{min-height:280px;width:100%!important}.viz-card svg{min-height:280px;width:100%!important}.viz-card table{font-size:13px;min-width:500px;white-space:nowrap}.viz-card th,.viz-card td{padding:6px 8px}.rating-btn{height:26px;width:26px;font-size:13px}.dvz-welcome{max-width:100%;margin:16px;padding:24px 16px}.dvz-composer{padding:12px}.dvz-input{max-width:100%;grid-template-columns:36px 1fr 36px 44px;border-radius:20px;padding:6px 8px}.icon-btn{height:36px;width:36px}.send-btn{height:36px}.message-rating{gap:4px}.feedback-form{padding:10px;gap:8px}.feedback-textarea{min-height:56px;font-size:13px;padding:8px 10px}.feedback-btn{padding:7px 14px;font-size:12px;min-width:70px}}@media (max-width: 480px){.dvz-header{padding:12px 16px}.dvz-stream{padding:12px 8px}.dvz-msg{max-width:95%}.dvz-msg:has(.viz-card),.dvz-msg.viz-message{max-width:100%;width:100%}.viz-card{padding:12px;border-radius:14px;margin:0;width:100%;max-width:100%}.viz-card canvas{min-height:250px;width:100%!important}.viz-card .plotly-graph-div{min-height:250px;width:100%!important}.viz-card div[id*=chart],.viz-card div[class*=chart]{min-height:230px;width:100%!important}.viz-card svg{min-height:230px;width:100%!important}.viz-card table{font-size:12px;min-width:400px}.viz-card th,.viz-card td{padding:4px 6px}.viz-card h1,.viz-card h2,.viz-card h3{font-size:16px;margin-bottom:12px}.viz-card h4,.viz-card h5,.viz-card h6,.viz-card p{font-size:14px;margin-bottom:10px}.dvz-welcome{margin:12px;padding:20px 12px}.dvz-welcome h2{font-size:24px}.dvz-input{grid-template-columns:32px 1fr 32px 40px;gap:8px}.icon-btn{height:32px;width:32px}.send-btn{height:32px}.rating-btn{height:24px;width:24px;font-size:12px}.message-rating{gap:4px}.feedback-form{padding:8px;gap:6px}.feedback-label{font-size:12px}.feedback-textarea{min-height:52px;font-size:13px;padding:8px 10px}.feedback-btn{padding:6px 12px;font-size:12px;min-width:65px}}.viz-actions{display:flex;justify-content:flex-end;align-items:center;margin-top:6px;gap:10px}.download-btn{background:var(--accent-color, #0078d7);color:#fff;font-size:12px;padding:4px 10px;border-radius:6px;border:none;cursor:pointer;transition:background .2s ease-in-out,transform .1s ease-in-out}.download-btn:hover{background:#005fa3;transform:scale(1.05)}