@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap";:root{--bg-primary:#0d1117;--bg-secondary:#161b22;--bg-card:#1c2128;--bg-glass:#ffffff0a;--bg-hover:#ffffff12;--bg-input:#21262d;--accent:#6c63ff;--accent-light:#8b85ff;--accent-glow:#6c63ff4d;--accent-soft:#6c63ff1f;--bubble-user-from:#6c63ff;--bubble-user-to:#8b85ff;--bubble-bot:#1c2128;--bubble-agent:#22c55e14;--green:#22c55e;--green-soft:#22c55e1f;--amber:#f59e0b;--amber-soft:#f59e0b1f;--red:#ef4444;--red-soft:#ef44441f;--text-primary:#e6edf3;--text-secondary:#8b949e;--text-muted:#484f58;--border:#ffffff14;--border-strong:#ffffff24;--shadow-lg:0 20px 60px #00000080;--shadow-glow:0 0 30px var(--accent-glow);--radius-sm:8px;--radius:12px;--radius-lg:18px;--radius-xl:24px;--header-h:64px;--sidebar-w:330px}[data-theme=light]{--bg-primary:#f0f2f5;--bg-secondary:#fff;--bg-card:#fff;--bg-glass:#00000008;--bg-hover:#0000000f;--bg-input:#f0f2f5;--bubble-user-from:#6c63ff;--bubble-user-to:#8b85ff;--bubble-bot:#fff;--bubble-agent:#e8fbe8;--text-primary:#111b21;--text-secondary:#54656f;--text-muted:#8696a0;--border:#00000014;--border-strong:#00000024;--shadow-lg:0 8px 32px #0000001f}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;height:100%;font-size:16px}body{background:var(--bg-primary);color:var(--text-primary);min-height:100%;font-family:Inter,system-ui,sans-serif;transition:background .3s,color .3s}body.fullscreen{height:100vh;overflow:hidden}#app{flex-direction:column;min-height:100vh;display:flex}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:10px}.btn{border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;border:none;outline:none;justify-content:center;align-items:center;gap:6px;padding:9px 18px;font-family:inherit;font-size:.875rem;font-weight:600;transition:all .18s cubic-bezier(.4,0,.2,1);display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--accent), var(--accent-light));color:#fff;box-shadow:0 2px 12px var(--accent-glow)}.btn-primary:hover:not(:disabled){box-shadow:0 4px 20px var(--accent-glow);transform:translateY(-1px)}.btn-ghost{color:var(--text-secondary);border:1px solid var(--border);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-danger{background:var(--red-soft);color:var(--red);border:1px solid #ef444433}.btn-danger:hover:not(:disabled){background:var(--red);color:#fff}.btn-success{background:var(--green-soft);color:var(--green);border:1px solid #22c55e33}.btn-success:hover:not(:disabled){background:var(--green);color:#fff}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-sm{padding:5px 12px;font-size:.8rem}.btn-lg{padding:13px 28px;font-size:.9375rem}.btn-icon{cursor:pointer;width:36px;height:36px;color:var(--text-secondary);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;font-size:1.1rem;transition:background .18s;display:flex}.btn-icon:hover{background:var(--bg-hover);color:var(--text-primary)}.input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);outline:none;padding:11px 15px;font-family:inherit;font-size:.9375rem;transition:border-color .2s,box-shadow .2s}.input::placeholder{color:var(--text-muted)}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.badge{border-radius:50px;align-items:center;gap:4px;padding:2px 9px;font-size:.7rem;font-weight:700;display:inline-flex}.badge-bot{background:var(--accent-soft);color:var(--accent-light)}.badge-human{background:var(--green-soft);color:var(--green)}.badge-pending{background:var(--amber-soft);color:var(--amber)}.badge-ended{background:var(--bg-glass);color:var(--text-muted)}.dot{border-radius:50%;flex-shrink:0;width:7px;height:7px;display:inline-block}.dot-green{background:var(--green);animation:2s infinite pulse-dot}.dot-amber{background:var(--amber);animation:2s infinite pulse-dot}.dot-accent{background:var(--accent)}.dot-muted{background:var(--text-muted)}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.8)}}.error-msg{background:var(--red-soft);color:var(--red);border-radius:var(--radius-sm);border:1px solid #ef444433;margin-bottom:14px;padding:10px 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pageFade{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.login-bg{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.login-bg:before{content:"";pointer-events:none;background:radial-gradient(circle,#6c63ff1f 0%,#0000 70%);width:500px;height:500px;position:absolute;top:-80px;left:50%;transform:translate(-50%)}.login-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:420px;box-shadow:var(--shadow-lg);z-index:1;padding:36px;position:relative}.login-logo{align-items:center;gap:12px;margin-bottom:6px;display:flex}.login-logo-icon{background:linear-gradient(135deg, var(--accent), var(--accent-light));border-radius:var(--radius-sm);width:42px;height:42px;box-shadow:var(--shadow-glow);flex-shrink:0;justify-content:center;align-items:center;font-size:1.25rem;display:flex}.form-group{margin-bottom:16px}.form-label{color:var(--text-secondary);letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px;font-size:.78rem;font-weight:700;display:block}.input-wrap{position:relative}.input-wrap .input{padding-left:40px}.input-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:13px;transform:translateY(-50%)}.tab-group{background:var(--bg-glass);border-radius:var(--radius-sm);border:1px solid var(--border);gap:4px;margin-bottom:24px;padding:4px;display:flex}.tab-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:7px;font-family:inherit;font-size:.875rem;font-weight:600;transition:all .18s}.tab-btn.active{background:var(--accent);color:#fff;box-shadow:0 2px 10px var(--accent-glow)}.chat-layout{background:var(--bg-primary);flex-direction:column;width:100%;max-width:100%;height:100vh;display:flex}.chat-header{height:var(--header-h);background:var(--bg-secondary);border-bottom:1px solid var(--border);z-index:10;flex-shrink:0;justify-content:space-between;align-items:center;padding:0 20px;display:flex;box-shadow:0 1px 8px #00000014}.chat-header-left{align-items:center;gap:12px;display:flex}.chat-header-right{align-items:center;gap:6px;display:flex}.chat-avatar{background:linear-gradient(135deg, var(--accent), var(--accent-light));border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.1rem;display:flex;position:relative}.chat-avatar:after{content:"";border:2px solid var(--bg-secondary);background:var(--green);border-radius:50%;width:11px;height:11px;position:absolute;bottom:1px;right:1px}.chat-messages{background:var(--bg-primary);flex-direction:column;flex:1;gap:1px;padding:12px 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.msg-file{color:#fff;background:#ffffff26}.msg-file-icon{flex-shrink:0;font-size:1.3rem}.typing-indicator{align-items:flex-end;gap:6px;animation:.2s msgIn;display:flex}.typing-dots{background:var(--bubble-bot);border:1px solid var(--border);border-radius:16px 16px 16px 4px;align-items:center;gap:4px;padding:10px 14px;display:flex}.typing-dot{background:var(--text-muted);border-radius:50%;width:6px;height:6px;animation:1.2s infinite bounce}.typing-dot:nth-child(2){animation-delay:.15s}.typing-dot:nth-child(3){animation-delay:.3s}@keyframes bounce{0%,60%,to{transform:translateY(0)}30%{background:var(--accent);transform:translateY(-5px)}}.status-banner{flex-shrink:0;align-items:center;gap:8px;padding:8px 20px;font-size:.82rem;display:flex}.status-banner.pending{background:var(--amber-soft);color:var(--amber);border-bottom:1px solid #f59e0b33}.status-banner.human{background:var(--green-soft);color:var(--green);border-bottom:1px solid #22c55e33}.chat-input-area{background:var(--bg-secondary);border-top:1px solid var(--border);flex-shrink:0;padding:10px 16px 14px}.chat-input-wrap{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-xl);align-items:flex-end;gap:8px;padding:6px 8px 6px 14px;transition:border-color .2s,box-shadow .2s;display:flex}.chat-input-wrap:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.chat-textarea{color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;flex:1;max-height:130px;padding:5px 0;font-family:inherit;font-size:.9375rem;line-height:1.5}.chat-textarea::placeholder{color:var(--text-muted)}.chat-send-btn{background:linear-gradient(135deg, var(--accent), var(--accent-light));color:#fff;cursor:pointer;width:36px;height:36px;box-shadow:0 2px 10px var(--accent-glow);border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:1rem;transition:all .18s;display:flex}.chat-send-btn:hover:not(:disabled){transform:scale(1.08)}.chat-send-btn:disabled{opacity:.4;cursor:not-allowed}#file-queue{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:6px;max-height:110px;margin-bottom:4px;padding:4px 0 8px;display:flex;overflow-y:auto}.chat-layout[style*=outline]{background:var(--accent-soft)}.msg-bubble.prose{padding:10px 14px}.msg-bubble.prose>:first-child{margin-top:0!important}.msg-bubble.prose>:last-child{margin-bottom:0!important}.msg-bubble.prose p{margin:0 0 6px;line-height:1.55}.msg-bubble.prose p:last-child{margin-bottom:0}.msg-bubble.prose ul,.msg-bubble.prose ol{margin:4px 0 8px 18px;padding:0}.msg-bubble.prose li{margin-bottom:3px;line-height:1.5}.msg-bubble.prose ul{list-style:outside}.msg-bubble.prose ol{list-style:decimal}.msg-bubble.prose h1,.msg-bubble.prose h2,.msg-bubble.prose h3{margin:10px 0 4px;font-weight:700;line-height:1.3}.msg-bubble.prose h1{font-size:1.05rem}.msg-bubble.prose h2{font-size:.97rem}.msg-bubble.prose h3{font-size:.92rem}.msg-bubble.prose strong{font-weight:700}.msg-bubble.prose em{font-style:italic}.msg-bubble.prose code{background:#ffffff14;border-radius:4px;padding:1px 5px;font-family:Fira Code,Cascadia Code,Consolas,monospace;font-size:.82rem}[data-theme=light] .msg-bubble.prose code{background:#00000012}.msg-bubble.prose pre{background:#00000040;border-radius:8px;margin:6px 0;padding:10px 12px;font-size:.82rem;line-height:1.5;overflow-x:auto}[data-theme=light] .msg-bubble.prose pre{background:#0000000f}.msg-bubble.prose pre code{background:0 0;padding:0}.msg-bubble.prose blockquote{border-left:3px solid var(--accent);color:var(--text-secondary);margin:6px 0;padding:4px 12px;font-style:italic}.msg-bubble.prose a{color:var(--accent-light);text-underline-offset:2px;text-decoration:underline}.msg-bubble.prose a:hover{opacity:.85}.msg-bubble.prose hr{border:none;border-top:1px solid var(--border);margin:8px 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