:root{--bg: #0d1117;--bg-elev: #161b22;--bg-elev2: #1c2333;--border: #30363d;--border-soft: #21262d;--text: #e6edf3;--text-dim: #8b949e;--text-faint: #6e7681;--accent: #2f81f7;--accent-hover: #4c9bff;--green: #3fb950;--amber: #d29922;--red: #f85149;--user-bubble: #1f6feb;--radius: 10px;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;--sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--sans);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overscroll-behavior:none}button{font-family:inherit;cursor:pointer}code,pre{font-family:var(--mono)}.boot{display:grid;place-items:center;height:100%;color:var(--text-dim);font-size:32px}.login-screen{display:grid;place-items:center;height:100%;padding:20px}.login-card{width:100%;max-width:340px;background:var(--bg-elev);border:1px solid var(--border);border-radius:14px;padding:28px 24px;display:flex;flex-direction:column;gap:14px}.login-logo{font-size:22px;font-weight:700;text-align:center}.login-sub{text-align:center;color:var(--text-dim);font-size:13px;margin-top:-8px}.login-card input{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);padding:12px 14px;font-size:15px;outline:none}.login-card input:focus{border-color:var(--accent)}.login-card button{background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:12px;font-size:15px;font-weight:600}.login-card button:disabled{opacity:.5}.login-error{color:var(--red);font-size:13px;text-align:center}.app{display:grid;grid-template-columns:300px 1fr;height:100%}.main{min-width:0;height:100%;display:flex;flex-direction:column}.sidebar{background:var(--bg-elev);border-right:1px solid var(--border);display:flex;flex-direction:column;min-height:0}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border-soft)}.brand{font-weight:700;font-size:15px}.session-list{flex:1;overflow-y:auto;padding:8px;display:flex;flex-direction:column;gap:6px}.empty-hint{color:var(--text-faint);font-size:13px;padding:16px;text-align:center}.session-item{background:var(--bg-elev2);border:1px solid transparent;border-radius:var(--radius);padding:10px 12px;cursor:pointer;transition:border-color .12s}.session-item:hover{border-color:var(--border)}.session-item.active{border-color:var(--accent);background:#182031}.session-main{display:flex;align-items:center;gap:8px}.session-title{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.session-sub{color:var(--text-dim);font-size:11px;margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;direction:rtl;text-align:left}.session-meta{display:flex;align-items:center;gap:8px;margin-top:6px;color:var(--text-faint);font-size:11px}.session-meta .del-btn{margin-left:auto;background:none;border:none;font-size:12px;opacity:.5}.session-meta .del-btn:hover{opacity:1}.sidebar-foot{padding:12px;border-top:1px solid var(--border-soft)}.dot{width:8px;height:8px;border-radius:50%;flex:none;background:var(--text-faint)}.dot.running{background:var(--green)}.dot.busy{background:var(--amber);animation:pulse 1s infinite}.dot.idle{background:var(--text-faint)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.btn-primary{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 14px;font-weight:600;font-size:14px}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.5}.btn-primary.sm{padding:6px 10px;font-size:13px}.btn-secondary{background:var(--bg-elev2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 14px;font-size:14px}.btn-ghost{background:none;color:var(--text-dim);border:1px solid var(--border);border-radius:8px;padding:8px 14px;width:100%;font-size:13px}.btn-ghost:hover{color:var(--text)}.icon-btn{background:none;border:none;color:var(--text-dim);font-size:18px;padding:4px 8px;border-radius:6px}.icon-btn:hover{color:var(--text);background:var(--bg-elev2)}.icon-btn.menu{display:none}.chat{display:flex;flex-direction:column;height:100%;min-height:0}.chat-head{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border);background:var(--bg-elev)}.chat-title{min-width:0;flex:1}.chat-title-main{font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-title-sub{color:var(--text-dim);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-status{display:flex;align-items:center;gap:6px;color:var(--text-dim);font-size:12px;flex:none}.conn-warning{background:#3d2b12;color:var(--amber);font-size:12px;padding:6px 16px;text-align:center}.messages{flex:1;overflow-y:auto;padding:20px 16px;display:flex;flex-direction:column;gap:12px}.chat-empty{margin:auto;text-align:center;color:var(--text-dim)}.chat-empty code{display:inline-block;margin-top:6px;background:var(--bg-elev2);padding:4px 8px;border-radius:6px;font-size:12px}.msg{display:flex;max-width:100%}.msg.user{justify-content:flex-end}.msg .bubble{max-width:min(760px,88%);padding:10px 14px;border-radius:14px;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:anywhere;line-height:1.5;font-size:14.5px}.msg.user .bubble{background:var(--user-bubble);color:#fff;border-bottom-right-radius:4px}.msg.assistant .bubble{background:var(--bg-elev);border:1px solid var(--border-soft);border-bottom-left-radius:4px;white-space:normal}.md{font-size:14.5px;line-height:1.55;word-break:break-word;overflow-wrap:anywhere}.md>:first-child{margin-top:0}.md>:last-child{margin-bottom:0}.md p{margin:0 0 10px}.md h1,.md h2,.md h3,.md h4{margin:16px 0 8px;line-height:1.3;font-weight:700}.md h1{font-size:1.35em}.md h2{font-size:1.2em}.md h3{font-size:1.08em}.md h4{font-size:1em}.md ul,.md ol{margin:8px 0;padding-left:1.4em}.md li{margin:3px 0}.md li>ul,.md li>ol{margin:3px 0}.md a{color:var(--accent-hover);text-decoration:none}.md a:hover{text-decoration:underline}.md strong{font-weight:700;color:#fff}.md code{font-family:var(--mono);font-size:.88em;background:var(--bg);border:1px solid var(--border-soft);border-radius:5px;padding:1px 5px}.md pre{background:var(--bg);border:1px solid var(--border-soft);border-radius:8px;padding:10px 12px;margin:10px 0;overflow-x:auto}.md pre code{background:none;border:none;padding:0;font-size:12.5px;line-height:1.5}.md blockquote{margin:10px 0;padding:2px 12px;border-left:3px solid var(--border);color:var(--text-dim)}.md hr{border:none;border-top:1px solid var(--border);margin:14px 0}.md table{border-collapse:collapse;margin:10px 0;display:block;overflow-x:auto;font-size:13px}.md th,.md td{border:1px solid var(--border);padding:5px 10px;text-align:left}.md th{background:var(--bg-elev2);font-weight:600}.md img{max-width:100%;border-radius:6px}.msg.assistant.streaming .bubble:after{content:"▍";color:var(--accent);animation:blink 1s steps(2) infinite}@keyframes blink{50%{opacity:0}}.tool-card{align-self:flex-start;max-width:min(760px,88%);width:100%;background:var(--bg-elev);border:1px solid var(--border-soft);border-left:3px solid var(--text-faint);border-radius:8px;overflow:hidden}.tool-card.running{border-left-color:var(--amber)}.tool-card.done{border-left-color:var(--green)}.tool-card.error{border-left-color:var(--red)}.tool-head{display:flex;align-items:center;gap:8px;width:100%;background:none;border:none;color:var(--text);padding:8px 12px;font-size:13px;text-align:left}.tool-name{font-family:var(--mono);font-weight:600}.tool-toggle{margin-left:auto;color:var(--text-faint)}.tool-body{border-top:1px solid var(--border-soft);padding:8px 12px}.tool-section-label{color:var(--text-faint);font-size:11px;text-transform:uppercase;letter-spacing:.04em;margin:4px 0}.tool-pre{background:var(--bg);border:1px solid var(--border-soft);border-radius:6px;padding:8px 10px;margin:0 0 6px;font-size:12px;overflow-x:auto;white-space:pre-wrap;word-break:break-word;max-height:320px;overflow-y:auto}.turn-result{align-self:center;color:var(--text-faint);font-size:12px;padding:2px 10px}.system-chip{align-self:center;font-size:11.5px;color:var(--text-faint);background:var(--bg-elev);border:1px solid var(--border-soft);border-radius:999px;padding:3px 12px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.system-chip.error{color:var(--red);border-color:#5c2b2b}.composer{display:flex;align-items:flex-end;gap:8px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--border);background:var(--bg-elev)}.composer textarea{flex:1;resize:none;background:var(--bg);border:1px solid var(--border);border-radius:12px;color:var(--text);padding:11px 14px;font-size:15px;line-height:1.4;max-height:160px;outline:none;font-family:inherit}.composer textarea:focus{border-color:var(--accent)}.send-btn,.stop-btn{flex:none;width:40px;height:40px;border-radius:50%;border:none;color:#fff;font-size:18px;display:grid;place-items:center}.send-btn{background:var(--accent)}.send-btn:disabled{background:var(--bg-elev2);color:var(--text-faint)}.stop-btn{background:var(--red);font-size:14px}.no-session{flex:1;display:grid;place-items:center;position:relative}.no-session-inner{text-align:center;color:var(--text-dim)}.no-session-inner h2{color:var(--text)}.icon-btn.floating{position:absolute;top:12px;left:12px;font-size:22px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#010409b3;display:grid;place-items:center;padding:16px;z-index:30}.modal{width:100%;max-width:440px;max-height:90vh;overflow-y:auto;background:var(--bg-elev);border:1px solid var(--border);border-radius:14px;padding:18px 20px 20px}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.modal-head h3{margin:0;font-size:17px}.field-label{display:block;color:var(--text-dim);font-size:12px;margin:14px 0 6px}.text-input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:9px 12px;font-size:14px;outline:none}.text-input:focus{border-color:var(--accent)}.perm-note{margin-top:14px;font-size:12px;color:var(--amber);background:#2b230f;border:1px solid #4a3a12;border-radius:8px;padding:8px 10px}.modal-error{color:var(--red);font-size:13px;margin-top:10px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.dirpicker{border:1px solid var(--border);border-radius:8px;overflow:hidden}.dirpicker-path{background:var(--bg);padding:8px 12px;font-family:var(--mono);font-size:12px;color:var(--text-dim);border-bottom:1px solid var(--border-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;direction:rtl;text-align:left}.dirpicker-list{max-height:200px;overflow-y:auto;padding:4px}.dir-entry{display:block;width:100%;text-align:left;background:none;border:none;color:var(--text);padding:7px 10px;border-radius:6px;font-size:13px}.dir-entry:hover{background:var(--bg-elev2)}.dir-entry.up{color:var(--text-dim)}.dirpicker-empty{color:var(--text-faint);font-size:12px;padding:10px;text-align:center}.dirpicker-error{color:var(--red);font-size:12px;padding:8px 12px}.mcp-btn{flex:none;background:var(--bg-elev2);border:1px solid var(--border);color:var(--text-dim);border-radius:8px;padding:5px 10px;font-size:12px;font-weight:600;letter-spacing:.03em}.mcp-btn:hover{color:var(--text);border-color:var(--accent)}.mcp-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#01040999;z-index:40;display:flex;justify-content:flex-end}.mcp-panel{width:100%;max-width:460px;height:100%;background:var(--bg-elev);border-left:1px solid var(--border);display:flex;flex-direction:column;padding:16px 18px calc(16px + env(safe-area-inset-bottom));overflow-y:auto}.mcp-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.mcp-head h3{margin:0;font-size:17px}.mcp-error{color:var(--red);font-size:13px;margin:6px 0}.mcp-list{display:flex;flex-direction:column;gap:8px}.mcp-empty{color:var(--text-faint);font-size:13px;padding:16px 4px;text-align:center}.mcp-item{display:flex;align-items:center;gap:10px;background:var(--bg-elev2);border:1px solid var(--border-soft);border-radius:10px;padding:10px 12px}.mcp-item-main{flex:1;min-width:0}.mcp-name{font-weight:600;font-size:14px;font-family:var(--mono)}.mcp-sub{color:var(--text-faint);font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.dot.mcp-connected{background:var(--green)}.dot.mcp-pending{background:var(--amber);animation:pulse 1s infinite}.dot.mcp-failed{background:var(--red)}.dot.mcp-disabled{background:var(--text-faint)}.mcp-hint{color:var(--text-faint);font-size:11.5px;line-height:1.4;margin:12px 0}.mcp-add-btn{align-self:flex-start}.mcp-add{border-top:1px solid var(--border-soft);padding-top:12px;margin-top:4px}.mcp-config-input{font-family:var(--mono);font-size:12px;resize:vertical}.switch{position:relative;display:inline-block;width:40px;height:22px;flex:none}.switch input{opacity:0;width:0;height:0}.switch .slider{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--bg);border:1px solid var(--border);border-radius:22px;transition:.15s}.switch .slider:before{content:"";position:absolute;width:16px;height:16px;left:2px;top:2px;background:var(--text-dim);border-radius:50%;transition:.15s}.switch input:checked+.slider{background:var(--accent);border-color:var(--accent)}.switch input:checked+.slider:before{transform:translate(18px);background:#fff}.switch.busy{opacity:.5}.scrim{display:none}@media (max-width: 760px){.app{grid-template-columns:1fr}.sidebar{position:fixed;top:0;bottom:0;left:0;width:84%;max-width:320px;transform:translate(-100%);transition:transform .2s ease;z-index:20}.app.sidebar-open .sidebar{transform:translate(0)}.app.sidebar-open .scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#0104098c;z-index:15}.icon-btn.menu{display:inline-flex}}