@import "https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap";
*{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;--bg:#f7f5f1;--sidebar:#efece5;--surface:#fff;--surface2:#f2efe8;--border:#e6e1d8;--border2:#d8d2c7;--text:#282420;--text2:#57514a;--muted:#8b8478;--accent:#bf5f38;--accent-soft:color-mix(in oklab, var(--accent) 13%, transparent);--accent-line:color-mix(in oklab, var(--accent) 34%, transparent);--code-bg:#252524;--code-text:#e9e4dc;--ck:#e58a58;--cs:#a6b77f;--cf:#84aad0;--cn:#d29bc2;--cc:#766c60;--ok:#3fae6e;--err:#d0562f;font-family:IBM Plex Sans,system-ui,sans-serif;font-size:15px;line-height:1.6}body.dark{--bg:#1f1f1e;--sidebar:#191918;--surface:#262625;--surface2:#2e2e2c;--border:#343432;--border2:#40403d;--text:#ece9e4;--text2:#b6b2aa;--muted:#8c8880;--accent:#d1794f}body.acc-amber{--accent:#c48a2c}body.acc-clay{--accent:#a8564a}body.acc-rust{--accent:#b8471f}button,input,textarea{font:inherit;color:inherit;background:0 0;border:0;outline:0;margin:0;padding:0}button{cursor:pointer}::selection{background:var(--accent-soft)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border2);background-clip:padding-box;border:2px solid #0000;border-radius:6px}::-webkit-scrollbar-thumb:hover{background:var(--muted);background-clip:padding-box}@keyframes spin{to{transform:rotate(360deg)}}@keyframes blink{0%,45%{opacity:1}55%,to{opacity:0}}@keyframes fade-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.app{width:100%;height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--sidebar);border-right:1px solid var(--border);flex-direction:column;flex:none;width:266px;padding:14px 12px;transition:width .26s cubic-bezier(.4,0,.2,1),padding .26s cubic-bezier(.4,0,.2,1),opacity .2s;display:flex;overflow:hidden}.app.nosb .sidebar{opacity:0;pointer-events:none;border-right-color:#0000;width:0;padding-left:0;padding-right:0}.sidebar>*{min-width:242px}.side-head{justify-content:space-between;align-items:center;padding:4px 6px 12px;display:flex}.brand{letter-spacing:-.015em;align-items:center;gap:10px;font-size:16.5px;font-weight:600;display:flex}.brand-mark{background:var(--accent);color:#fff;border-radius:8px;flex:none;justify-content:center;align-items:center;width:27px;height:27px;display:flex}.newchat{background:var(--surface);border:1px solid var(--border2);width:100%;color:var(--text);text-align:left;border-radius:10px;align-items:center;gap:10px;padding:9px 11px;font-weight:500;transition:border-color .15s,background .15s;display:flex}.newchat:hover{border-color:var(--accent-line);background:var(--accent-soft)}.search{background:var(--surface2);color:var(--muted);border-radius:10px;align-items:center;gap:8px;margin:8px 0 4px;padding:8px 11px;display:flex}.search input{color:var(--text);background:0 0;border:0;width:100%;font-size:13px}.convos{flex-direction:column;flex:1;gap:1px;margin:4px -4px 0;padding:0 4px;display:flex;overflow-y:auto}.cgroup{letter-spacing:.05em;text-transform:uppercase;color:var(--muted);padding:14px 8px 5px;font-size:11px;font-weight:600}.convo{cursor:pointer;color:var(--text2);border-radius:8px;align-items:center;gap:9px;padding:8px 9px;font-size:13.5px;transition:background .13s,color .13s;display:flex}.convo:hover{background:var(--surface2)}.convo.active{background:var(--accent-soft);color:var(--text);font-weight:500}.convo .ct{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.convo-more{width:24px;height:24px;color:var(--muted);border-radius:6px;flex:none;justify-content:center;align-items:center;display:none}.convo:hover .convo-more,.convo.active .convo-more{display:flex}.convo-more:hover{background:var(--border);color:var(--text)}.convo-more svg{width:15px;height:15px}.convo-rename{background:var(--surface);border:1px solid var(--accent-line);min-width:0;color:var(--text);border-radius:6px;flex:1;padding:3px 7px;font-size:13.5px}.cmenu{z-index:40;background:var(--surface);border:1px solid var(--border2);border-radius:10px;min-width:150px;padding:6px;position:absolute;box-shadow:0 10px 30px #0000002e}.cmenu-item{width:100%;color:var(--text2);text-align:left;border-radius:7px;align-items:center;gap:9px;padding:8px 9px;font-size:13px;display:flex}.cmenu-item:hover{background:var(--surface2);color:var(--text)}.cmenu-item.danger{color:var(--err)}.cmenu-item.danger:hover{background:color-mix(in oklab, var(--err) 12%, transparent)}.cmenu-item svg{flex:none;width:15px;height:15px}.side-foot{border-top:1px solid var(--border);align-items:center;gap:10px;margin-top:8px;padding-top:11px;display:flex}.avatar{background:var(--accent);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:31px;height:31px;font-size:12px;font-weight:600;display:flex}.uinfo{flex:1;min-width:0}.uname{font-size:13px;font-weight:600}.uplan{color:var(--muted);font-size:11.5px}.main{flex-direction:column;flex:1;min-width:0;display:flex}.topbar{border-bottom:1px solid var(--border);flex:none;justify-content:space-between;align-items:center;height:57px;padding:0 16px;display:flex}.topbar-l{align-items:center;gap:10px;min-width:0;display:flex}.ttitle{white-space:nowrap;text-overflow:ellipsis;font-size:15px;font-weight:600;overflow:hidden}.model-badge{background:var(--surface2);color:var(--text2);cursor:pointer;border:0;border-radius:8px;align-items:center;gap:7px;padding:5px 10px;font-size:12.5px;font-weight:500;display:flex}.model-badge:hover{background:var(--accent-soft)}.dot{background:var(--ok);border-radius:50%;flex:none;width:6px;height:6px}.dot.off{background:var(--err)}.dot.wait{background:var(--muted)}.topbar-r{align-items:center;gap:2px;display:flex}.icon-btn{width:35px;height:35px;color:var(--text2);background:0 0;border:0;border-radius:9px;justify-content:center;align-items:center;transition:background .15s,color .15s;display:flex}.icon-btn:hover{background:var(--surface2);color:var(--text)}.icon-btn:active{transform:scale(.94)}.icon-btn svg{width:18px;height:18px}.chat-view{flex-direction:column;flex:1;min-height:0;display:flex}.app.empty .chat-view{display:none}.thread{flex:1;padding:32px 0 8px;overflow-y:auto}.thread-inner{flex-direction:column;gap:30px;max-width:1300px;margin:0 auto;padding:0 56px;display:flex}.msg{align-items:flex-start;gap:14px;animation:.18s fade-in;display:flex}.msg-avatar{border-radius:9px;flex:none;justify-content:center;align-items:center;width:30px;height:30px;font-size:12px;font-weight:600;display:flex}.av-user{background:var(--surface2);color:var(--text2);border:1px solid var(--border)}.av-ai{background:var(--accent);color:#fff}.av-ai svg{width:17px;height:17px}.msg-body{flex:1;min-width:0;padding-top:3px}.msg-name{letter-spacing:-.005em;margin-bottom:6px;font-size:13.5px;font-weight:600}.utext{color:var(--text);white-space:pre-wrap;word-break:break-word;font-size:15.5px;line-height:1.65}.prose{color:var(--text);font-size:15.5px;line-height:1.68}.sysline{text-align:center;color:var(--muted);padding:4px 0;font-size:12px}.steps{border:1px solid var(--border);background:var(--surface);border-radius:12px;margin-bottom:16px;overflow:hidden}.steps-head{width:100%;color:var(--text);background:0 0;border:0;align-items:center;gap:10px;padding:11px 13px;font-size:13px;font-weight:500;display:flex}.steps-head .chev{color:var(--muted);margin-left:auto;transition:transform .2s}.steps.closed .chev{transform:rotate(-90deg)}.steps.closed .steps-list{display:none}.steps-list{flex-direction:column;gap:10px;padding:1px 13px 13px;display:flex}.step{color:var(--text2);align-items:center;gap:11px;font-size:13px;display:flex}.step.pending{opacity:.45}.step-ic{border-radius:50%;flex:none;justify-content:center;align-items:center;width:18px;height:18px;display:flex}.step-ic svg{width:11px;height:11px}.step-ic.done{background:color-mix(in oklab, var(--ok) 18%, transparent);color:var(--ok)}.step-ic.err{background:color-mix(in oklab, var(--err) 18%, transparent);color:var(--err)}.step-ic.run{border:2px solid var(--border2);border-top-color:var(--accent);animation:.7s linear infinite spin}.step-ic.wait{border:2px dashed var(--border2)}.step-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.step-meta{color:var(--muted);font-variant-numeric:tabular-nums;flex:none;margin-left:auto;padding-left:8px;font-size:12px}.caret{background:var(--accent);vertical-align:-2px;border-radius:1px;width:8px;height:15px;margin-left:2px;animation:1s step-end infinite blink;display:inline-block}.thinking{border:1px dashed var(--border2);background:var(--surface2);border-radius:10px;margin-bottom:14px;padding:4px 0}.thinking summary{cursor:pointer;color:var(--muted);align-items:center;gap:8px;padding:7px 12px;font-size:12.5px;list-style:none;display:flex}.thinking summary::-webkit-details-marker{display:none}.thinking pre{max-height:220px;color:var(--text2);white-space:pre-wrap;margin:0;padding:4px 14px 12px;font-family:IBM Plex Mono,monospace;font-size:12px;overflow-y:auto}.artcard{border:1px solid var(--border2);background:var(--surface);cursor:pointer;border-radius:12px;align-items:center;gap:12px;margin:4px 0;padding:12px 14px;display:flex}.artcard:hover{border-color:var(--accent-line)}.artcard-ic{background:var(--accent-soft);width:36px;height:36px;color:var(--accent);border-radius:9px;flex:none;justify-content:center;align-items:center;display:flex}.artcard-t{font-size:13.5px;font-weight:600}.artcard-s{color:var(--muted);margin-top:1px;font-size:12px}.artcard .go{color:var(--muted);margin-left:auto}.msg-actions{align-items:center;gap:2px;margin-top:12px;display:flex}.act{width:30px;height:30px;color:var(--muted);background:0 0;border:0;border-radius:7px;justify-content:center;align-items:center;display:flex}.act:hover{background:var(--surface2);color:var(--text)}.act svg{width:16px;height:16px}.att-row{flex-wrap:wrap;gap:6px;margin:4px 0 8px;display:flex}.att{background:var(--surface2);border:1px solid var(--border);color:var(--text2);border-radius:8px;align-items:center;gap:6px;padding:5px 9px;font-size:12px;display:flex}.composer-wrap{flex:none;padding:6px 0 16px}.composer{max-width:1300px;margin:0 auto;padding:0 56px}.composer-box{border:1px solid var(--border2);background:var(--surface);border-radius:16px;padding:12px 14px 10px;box-shadow:0 3px 16px #2824200d}.composer-box:focus-within{border-color:var(--accent-line)}.composer-input{resize:none;width:100%;color:var(--text);background:0 0;border:0;max-height:170px;font-size:15px;line-height:1.55}.composer-input::placeholder{color:var(--muted)}.composer-bar{align-items:center;gap:6px;margin-top:8px;display:flex}.cbtn{width:32px;height:32px;color:var(--text2);background:0 0;border:0;border-radius:8px;justify-content:center;align-items:center;display:flex}.cbtn:hover{background:var(--surface2);color:var(--text)}.cbtn svg{width:18px;height:18px}.tool-chip{border:1px solid var(--border);color:var(--text2);background:0 0;border-radius:8px;align-items:center;gap:7px;padding:6px 10px;font-size:12.5px;font-weight:500;display:flex}.tool-chip:hover{background:var(--surface2)}.tool-chip.on{border-color:var(--accent-line);color:var(--accent);background:var(--accent-soft)}.tool-chip svg{width:15px;height:15px}.model-chip{background:var(--surface2);color:var(--text2);border:0;border-radius:8px;align-items:center;gap:7px;padding:6px 10px;font-size:12.5px;font-weight:500;display:flex}.model-chip:hover{background:var(--accent-soft)}.spacer{flex:1}.send{background:var(--accent);color:#fff;border:0;border-radius:10px;flex:none;justify-content:center;align-items:center;width:34px;height:34px;display:flex}.send:hover{filter:brightness(1.07)}.send:disabled{opacity:.5}.send svg{width:18px;height:18px}.composer-note{text-align:center;color:var(--muted);margin-top:9px;font-size:11.5px}.pop{position:relative}.pop-menu{z-index:30;background:var(--surface);border:1px solid var(--border2);border-radius:12px;width:260px;max-height:300px;padding:8px;position:absolute;bottom:calc(100% + 8px);left:0;overflow-y:auto;box-shadow:0 8px 28px #0000001f}.pop-title{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:4px 8px 8px;font-size:11px;font-weight:600}.pop-item{width:100%;color:var(--text2);text-align:left;border-radius:8px;align-items:center;gap:8px;padding:8px;font-size:13px;display:flex}.pop-item:hover{background:var(--surface2)}.pop-item.on{color:var(--accent)}.pop-empty{color:var(--muted);padding:10px 8px;font-size:12.5px}.empty-view{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:0 30px;display:none;overflow-y:auto}.app.empty .empty-view{display:flex}.empty-inner{flex-direction:column;align-items:center;width:100%;max-width:660px;padding:40px 0;display:flex}.empty-mark{background:var(--accent);color:#fff;border-radius:15px;justify-content:center;align-items:center;width:54px;height:54px;margin-bottom:22px;display:flex}.empty-mark svg{width:28px;height:28px}.greeting{letter-spacing:-.025em;text-align:center;font-size:30px;font-weight:600}.greet-sub{color:var(--muted);text-align:center;margin:7px 0 30px;font-size:15.5px}.empty-inner .composer{width:100%;max-width:none;padding:0}.suggest{grid-template-columns:repeat(2,1fr);gap:10px;width:100%;margin-top:22px;display:grid}.sugg{border:1px solid var(--border);background:var(--surface);text-align:left;border-radius:13px;flex-direction:column;gap:9px;padding:15px;display:flex}.sugg:hover{border-color:var(--accent-line)}.sugg-ic{background:var(--accent-soft);width:32px;height:32px;color:var(--accent);border-radius:9px;justify-content:center;align-items:center;display:flex}.sugg-ic svg{width:17px;height:17px}.sugg-t{font-size:13.5px;font-weight:600}.sugg-d{color:var(--muted);font-size:12px;line-height:1.4}.artifact{border-left:1px solid var(--border);background:var(--surface);flex-direction:column;flex:none;width:448px;display:flex}.app.noart .artifact,.app.empty .artifact{display:none}.app.empty .files-panel{display:flex}.app.noart .files-panel{display:none}.art-head{border-bottom:1px solid var(--border);flex:none;align-items:center;gap:8px;height:57px;padding:0 10px 0 16px;display:flex}.art-title{flex:1;min-width:0}.art-t{white-space:nowrap;text-overflow:ellipsis;font-size:13.5px;font-weight:600;overflow:hidden}.art-s{color:var(--muted);font-size:11.5px}.art-tabs{gap:2px;padding:11px 16px 0;display:flex}.art-tab{color:var(--muted);background:0 0;border:0;border-radius:8px;padding:6px 13px;font-size:12.5px;font-weight:500}.art-tab.on{background:var(--surface2);color:var(--text)}.art-body{flex:1;padding:16px;overflow-y:auto}.art-list{flex-direction:column;gap:6px;padding:8px;display:flex}.art-iframe{background:#fff;border:0;border-radius:8px;width:100%;height:100%}.art-preview-wrap{height:100%}.art-empty{color:var(--muted);text-align:center;padding:40px 20px;font-size:13px}.code{background:var(--code-bg);border:1px solid #00000040;border-radius:12px;margin:0 0 14px;overflow:hidden}.code-head{border-bottom:1px solid #ffffff12;justify-content:space-between;align-items:center;padding:8px 13px;display:flex}.code-lang{color:#a89e91;letter-spacing:.03em;font-family:IBM Plex Mono,monospace;font-size:11.5px}.code-copy{color:#a89e91;background:0 0;border:0;align-items:center;gap:6px;font-size:11.5px;display:flex}.code-copy svg{width:13px;height:13px}.code pre{margin:0;padding:13px 15px;overflow-x:auto}.code code{color:var(--code-text);white-space:pre;font-family:IBM Plex Mono,monospace;font-size:12.5px;line-height:1.75}.overlay{z-index:100;background:#14121073;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border:1px solid var(--border2);border-radius:16px;flex-direction:column;width:100%;max-width:560px;max-height:86vh;display:flex;overflow:hidden;box-shadow:0 20px 60px #0000004d}.modal-head{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 18px;display:flex}.modal-title{font-size:15px;font-weight:600}.modal-body{padding:16px 18px;overflow-y:auto}.field{margin-bottom:14px}.label{color:var(--text2);margin-bottom:6px;font-size:12px;font-weight:600;display:block}.input{background:var(--surface2);border:1px solid var(--border2);width:100%;color:var(--text);border-radius:9px;padding:9px 11px;font-size:13.5px}.input:focus{border-color:var(--accent-line)}.row{align-items:center;gap:10px;display:flex}.provider-list{flex-direction:column;gap:6px;margin-bottom:14px;display:flex}.provider-row{border:1px solid var(--border2);background:var(--surface2);border-radius:10px;align-items:center;gap:10px;padding:10px 12px;display:flex}.provider-row.active{border-color:var(--accent-line);background:var(--accent-soft)}.provider-name{font-size:13.5px;font-weight:600}.provider-meta{color:var(--muted);font-size:11.5px}.btn{background:var(--accent);color:#fff;border:0;border-radius:9px;padding:8px 14px;font-size:13px;font-weight:600}.btn:hover{filter:brightness(1.06)}.btn:disabled{opacity:.5}.btn.ghost{background:var(--surface2);color:var(--text2)}.btn.ghost:hover{background:var(--border)}.btn.sm{padding:5px 10px;font-size:12px}.btn.danger{color:var(--err);background:0 0}.tabrow{flex-wrap:wrap;gap:6px;margin-bottom:14px;display:flex}.tab{color:var(--text2);background:var(--surface2);border:1px solid #0000;border-radius:8px;padding:6px 11px;font-size:12.5px;font-weight:500}.tab.on{border-color:var(--accent-line);color:var(--accent);background:var(--accent-soft)}.model-list{border:1px solid var(--border2);border-radius:10px;max-height:200px;margin-top:8px;overflow-y:auto}.model-item{text-align:left;border-bottom:1px solid var(--border);flex-direction:column;width:100%;padding:8px 11px;display:flex}.model-item:last-child{border-bottom:0}.model-item:hover{background:var(--surface2)}.model-item.on{background:var(--accent-soft)}.model-item .mid{font-family:IBM Plex Mono,monospace;font-size:13px}.model-item .mname{color:var(--muted);font-size:11.5px}.err-text{color:var(--err);margin-top:6px;font-size:12.5px}