:root{--bg:#f4f5f6;--panel:#fff;--elevated:#fff;--text:#191a1e;--muted:#6b6f76;--faint:#9a9da3;--border:#e6e7e9;--hairline:#00000012;--hover:#0000000a;--active:#0001;--accent:#3b6ff5;--accent-hover:#2f5fe0;--accent-soft:#eaf0fe;--accent-fill:#3b6ff5;--error:#d1383a;--ok:#2f9e6a;--radius:6px;--radius-panel:12px;--shadow-float:0 0 0 1px var(--border), 0 1px 2px #0000000a, 0 8px 24px -8px #0000001f;--mono:"JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;font-feature-settings:"cv01", "ss03";letter-spacing:-.011em;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px}@media (prefers-color-scheme:dark){:root{--bg:#0f1012;--panel:#17181b;--elevated:#1f2024;--text:#e9e9eb;--muted:#8a8d93;--faint:#62656b;--border:#26272b;--hairline:#ffffff12;--hover:#ffffff0a;--active:#ffffff12;--accent:#6a9cff;--accent-hover:#86afff;--accent-soft:#1b2740;--accent-fill:#3d6fe8;--error:#f0665d;--ok:#4cc38a;--shadow-float:0 0 0 1px var(--border), 0 1px 2px #0000004d, 0 12px 32px -12px #0009;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--border) transparent}body{background:var(--bg);margin:0}button{font:inherit;letter-spacing:inherit;color:inherit;cursor:pointer}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}kbd{border:1px solid var(--border);background:var(--panel);text-align:center;min-width:18px;color:var(--muted);border-bottom-width:2px;border-radius:4px;padding:0 4px;font-family:inherit;font-size:11px;font-weight:500;line-height:16px;display:inline-block}.brand-mark{color:#fff;letter-spacing:0;background:linear-gradient(145deg,#5b8bff,#2a52d6);border-radius:6px;place-items:center;width:20px;height:20px;font-size:12px;font-weight:700;display:inline-grid;box-shadow:inset 0 1px #ffffff40,0 1px 2px #1428784d}.brand-mark.large{border-radius:12px;width:44px;height:44px;margin-bottom:12px;font-size:22px}.login{text-align:center;background:radial-gradient(600px 300px at 50% 38%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 70%), var(--bg);flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:100dvh;padding:24px;display:flex}.login h1{letter-spacing:-.02em;margin:0;font-size:22px;font-weight:600}.login p{color:var(--muted);margin:0 0 16px}.layout{height:100dvh;display:flex}aside{width:244px;color:var(--text);flex-direction:column;flex-shrink:0;display:flex}.brand{letter-spacing:-.015em;align-items:center;gap:8px;padding:16px 18px 8px;font-size:14px;font-weight:600;display:flex}.sessions{flex-direction:column;flex:1;gap:1px;padding:8px 10px;display:flex;overflow-y:auto}.new-session{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);text-align:left;align-items:center;gap:8px;margin-bottom:14px;padding:6px 8px;font-size:13px;font-weight:500;transition:border-color .12s ease-out;display:flex;box-shadow:0 1px 1px #00000008}.new-session svg{color:var(--muted)}.new-session:hover{border-color:color-mix(in srgb, var(--text) 18%, var(--border))}.sessions-heading{color:var(--muted);padding:0 8px 6px;font-size:12px;font-weight:500}.session{border-radius:var(--radius);height:28px;color:color-mix(in srgb, var(--text) 82%, var(--bg));text-align:left;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;flex-shrink:0;padding:0 8px;font-size:13px;font-weight:450;transition:background .12s ease-out;display:block;overflow:hidden}.session:hover{background:var(--hover)}.session.active{background:var(--active);color:var(--text);font-weight:500}.dot{vertical-align:1px;background:var(--accent);width:6px;height:6px;box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent);border-radius:50%;margin-right:8px;animation:1.6s ease-out infinite pulse;display:inline-block}@keyframes pulse{to{box-shadow:0 0 0 5px #0000}}.account{border-top:1px solid var(--hairline);align-items:center;gap:4px;margin:0 10px;padding:10px 0 12px;font-size:13px;font-weight:500;display:flex}.avatar{background:var(--active);width:22px;height:22px;color:var(--muted);border-radius:50%;flex-shrink:0;place-items:center;margin:0 4px 0 6px;font-size:11px;font-weight:600;display:grid}.account-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.account button{border-radius:var(--radius);color:var(--muted);background:0 0;border:none;padding:3px 6px;font-size:12px}.account button:hover{background:var(--hover);color:var(--text)}main{border:1px solid var(--border);border-radius:var(--radius-panel);background:var(--panel);flex-direction:column;flex:1;min-width:0;min-height:0;margin:8px 8px 8px 0;display:flex;overflow:hidden;box-shadow:0 1px 2px #00000008}.topbar{border-bottom:1px solid var(--hairline);white-space:nowrap;text-overflow:ellipsis;flex-shrink:0;height:44px;padding:0 20px;font-size:13px;font-weight:500;line-height:44px;overflow:hidden}.empty{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:6px;padding:24px;display:flex}.empty h2{letter-spacing:-.02em;margin:0;font-size:20px;font-weight:600}.empty p{max-width:44ch;color:var(--muted);margin:0;line-height:1.5}.conversation{flex:1;padding:28px max(24px,50% - 380px) 8px;overflow-y:auto}.message{overflow-wrap:anywhere;margin:0 0 20px;font-size:14.5px;line-height:1.6}.message.user{border-radius:var(--radius-panel);background:var(--active);white-space:pre-wrap;width:fit-content;max-width:80%;margin-left:auto;padding:9px 14px}.message.assistant{padding:2px 0}.message.failed{border-left:2px solid var(--error);padding-left:14px}.markdown>:first-child{margin-top:0}.markdown>:last-child{margin-bottom:0}.markdown h1,.markdown h2,.markdown h3{letter-spacing:-.015em;margin:1.4em 0 .5em;font-size:15px;font-weight:600}.markdown h1{font-size:18px}.markdown p,.markdown ul,.markdown ol{margin:.6em 0}.markdown a{color:var(--accent);text-decoration:none}.markdown a:hover{text-decoration:underline}.markdown table{border-collapse:collapse;font-size:13px;display:block;overflow-x:auto}.markdown th,.markdown td{border-bottom:1px solid var(--border);text-align:left;padding:6px 12px}.markdown th{color:var(--muted);font-weight:500}.markdown code{background:var(--active);font-family:var(--mono);border-radius:4px;padding:1px 5px;font-size:.86em}.markdown pre{border:1px solid var(--border);background:var(--bg);border-radius:8px;padding:12px 14px;font-size:13px;line-height:1.5;overflow-x:auto}.markdown pre code{background:0 0;padding:0}.tools{color:var(--muted);margin:0 0 12px;padding-left:0;font-size:12.5px;line-height:1.7;list-style:none}.tool b{color:var(--text);font-weight:500}.typing{color:var(--muted);background:linear-gradient(90deg, var(--muted) 40%, var(--text) 50%, var(--muted) 60%) 0 0 / 300% 100%;-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;width:fit-content;animation:2s linear infinite shimmer}@keyframes shimmer{0%{background-position:100% 0}to{background-position:0 0}}.tool-state{width:18px;display:inline-block}.tool.ok .tool-state{color:var(--ok)}.tool.failed .tool-state{color:var(--error)}.tool-time{color:var(--faint);font-variant-numeric:tabular-nums;margin-left:6px}.tool summary,.steps summary{cursor:pointer;width:fit-content;color:var(--faint);transition:color .12s ease-out}.tool summary:hover,.steps summary:hover{color:var(--text)}.tool-output{border:1px solid var(--hairline);border-radius:var(--radius);background:var(--bg);white-space:pre-wrap;word-break:break-word;max-height:280px;font-family:var(--mono);margin:4px 0 6px;padding:8px 10px;font-size:11.5px;line-height:1.5;overflow:auto}.tool details{margin-left:18px}.tool .tools{border-left:1px solid var(--border);margin:2px 0 2px 7px;padding-left:11px}.step-status{font-style:italic}.steps{border:1px solid var(--hairline);border-radius:var(--radius);font-variant-numeric:tabular-nums;width:fit-content;max-width:100%;color:var(--muted);margin-bottom:12px;padding:4px 10px;font-size:12.5px}.steps[open]{width:auto}.steps .tools{margin:6px 0 4px}.spinner{border:1.5px solid var(--border);border-top-color:var(--accent);vertical-align:-1px;border-radius:50%;width:10px;height:10px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.pr-links{flex-wrap:wrap;gap:6px;margin-top:12px;display:flex}.pr-links a{border:1px solid var(--border);border-radius:var(--radius);color:var(--text);padding:3px 9px;font-size:12.5px;font-weight:500;text-decoration:none;transition:border-color .12s ease-out}.pr-links a:hover{border-color:var(--accent)}.error{color:var(--error)}.banner{padding:8px max(24px,50% - 380px);font-size:13px}.composer{flex-direction:column;flex-shrink:0;gap:8px;padding:8px max(24px,50% - 380px) 20px;display:flex}.composer-box{border-radius:var(--radius-panel);background:var(--elevated);box-shadow:var(--shadow-float);flex-direction:column;transition:box-shadow .12s ease-out;display:flex}.composer-box:focus-within{box-shadow:0 0 0 1px color-mix(in srgb, var(--accent) 55%, var(--border)), 0 0 0 4px var(--accent-soft), 0 8px 24px -8px #0000001f}.composer.dragging .composer-box{box-shadow:0 0 0 2px var(--accent), 0 0 0 6px var(--accent-soft)}.composer textarea{resize:none;color:var(--text);font:inherit;letter-spacing:inherit;background:0 0;border:none;padding:14px 16px 6px;font-size:14.5px;line-height:1.5}.composer textarea:focus{outline:none}.composer textarea::placeholder{color:var(--faint)}.composer-row{align-items:center;gap:6px;padding:6px 8px 8px;display:flex}.composer .attach{border-radius:var(--radius);width:28px;height:28px;color:var(--muted);background:0 0;border:none;place-items:center;transition:background .12s ease-out,color .12s ease-out;display:grid}.composer .attach:hover:not(:disabled){background:var(--hover);color:var(--text)}.composer-model{border-radius:var(--radius);background:var(--hover);padding:2px;display:flex}.composer-model button{color:var(--muted);background:0 0;border:none;border-radius:4px;padding:2px 10px;font-size:12px;font-weight:500;transition:color .12s ease-out}.composer-model button:hover{color:var(--text)}.composer-model button.active{background:var(--elevated);color:var(--text);box-shadow:0 0 0 1px var(--border), 0 1px 2px #0000000f}.composer-hint{color:var(--faint);text-align:right;white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:12px;overflow:hidden}.composer .send{border-radius:var(--radius);background:var(--accent-fill);color:#fff;border:none;flex-shrink:0;place-items:center;width:28px;height:28px;transition:background .12s ease-out,opacity .12s ease-out;display:grid}.composer .send:hover:not(:disabled){background:color-mix(in srgb, var(--accent-fill) 88%, #fff)}.composer .send.stop{background:var(--text);color:var(--panel)}.composer .send.stop:hover{background:var(--error);color:#fff}.composer button:disabled{opacity:.35;cursor:default}.composer-files,.attachments{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.attachments{white-space:normal;margin-top:8px}.composer-problem{color:var(--error);font-size:12.5px}.attachment{border:1px solid var(--border);background:var(--elevated);border-radius:8px;align-items:center;max-width:240px;display:flex}.attachment-open{min-width:0;color:var(--text);text-align:left;background:0 0;border:none;align-items:center;gap:8px;padding:4px 10px 4px 4px;display:flex}.attachment img,.attachment-icon{object-fit:cover;border-radius:5px;flex-shrink:0;width:34px;height:34px}.attachment-icon{background:var(--active);color:var(--muted);letter-spacing:.02em;justify-content:center;align-items:center;font-size:9.5px;font-weight:600;display:flex}.attachment-text{flex-direction:column;min-width:0;display:flex}.attachment-name{text-overflow:ellipsis;white-space:nowrap;font-size:12.5px;font-weight:500;overflow:hidden}.attachment-size{color:var(--muted);font-variant-numeric:tabular-nums;font-size:11px}.attachment-remove{border:none;border-left:1px solid var(--border);color:var(--muted);background:0 0;align-self:stretch;padding:0 9px}.attachment-remove:hover{color:var(--error)}@media (width<=720px){aside{display:none}main{border:none;border-radius:0;margin:0}.composer-hint{visibility:hidden}}.trax-map{border:1px solid var(--border);border-radius:10px;margin:10px 0;overflow:hidden}.map-header{border-bottom:1px solid var(--hairline);flex-wrap:wrap;align-items:baseline;gap:4px 12px;padding:10px 14px;display:flex}.map-period,.map-stats{color:var(--muted);font-variant-numeric:tabular-nums;font-size:12px}.map-canvas{height:480px}.map-legend{border-top:1px solid var(--hairline);flex-direction:column;gap:6px;padding:10px 14px;font-size:12.5px;display:flex}.map-legend label{align-items:baseline;gap:6px;display:flex}.map-swatch{border-radius:2px;flex-shrink:0;width:14px;height:4px;display:inline-block;transform:translateY(-2px)}.map-placeholder{border:1px dashed var(--border);color:var(--muted);border-radius:10px;margin:10px 0;padding:12px 14px;font-size:13px}.map-placeholder.error{color:var(--error)}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}