:root{--bg: #0a0a0a;--panel: #141416;--panel-2: #1b1b1f;--border: #2a2a30;--text: #e8e8ea;--text-dim: #9a9aa2;--text-faint: #6b6b73;--accent: #6b8cff;--accent-2: #4f6fe0;--ok: #3ecf8e;--warn: #f0a23b;--err: #ff5c5c;--user: #2a3a5e;--assistant: #1b1b1f;--tool: #242026;--radius: 14px;--tap: 44px;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overscroll-behavior:none}#root{display:flex;flex-direction:column;min-height:100dvh}button,input,textarea{font:inherit;color:inherit}button{background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:var(--radius);min-height:var(--tap);padding:10px 14px;display:inline-flex;align-items:center;justify-content:center;gap:6px;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}button:active{transform:translateY(1px)}button:disabled{opacity:.5}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.ghost{background:transparent;border-color:var(--border)}button.danger{border-color:#5a2a2a;color:var(--err)}input,textarea{background:var(--panel-2);border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;min-height:var(--tap);width:100%;outline:none}input:focus,textarea:focus{border-color:var(--accent)}textarea{resize:none;min-height:80px;line-height:1.5}a{color:var(--accent);text-decoration:none}.scroll{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}.pad{padding:14px}.center{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:12px}.topbar{display:flex;align-items:center;gap:8px;padding:10px 12px;background:var(--panel);border-bottom:1px solid var(--border);min-height:54px;flex:0 0 auto}.topbar .title{font-weight:600;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar .back{min-height:40px;padding:8px 10px}.chips{display:flex;gap:6px;padding:8px 12px;border-bottom:1px solid var(--border);background:var(--panel);overflow-x:auto;flex:0 0 auto;scrollbar-width:none}.chips::-webkit-scrollbar{display:none}.chip{white-space:nowrap;min-height:34px;padding:6px 10px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border);display:inline-flex;align-items:center;gap:6px;font-size:13px;cursor:pointer}.chip .k{color:var(--text-faint);font-size:11px;text-transform:uppercase;letter-spacing:.04em}.chip .v{max-width:38vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chip.active{border-color:var(--accent)}.scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;z-index:50;display:flex;align-items:flex-end}.sheet{width:100%;max-width:640px;margin:0 auto;background:var(--panel);border-top-left-radius:18px;border-top-right-radius:18px;border-top:1px solid var(--border);max-height:85dvh;display:flex;flex-direction:column}.sheet-head{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);flex:0 0 auto}.sheet-body{overflow-y:auto;padding:8px 0 18px;-webkit-overflow-scrolling:touch}.sheet-item{display:flex;flex-direction:column;gap:2px;padding:14px 16px;min-height:var(--tap);border-bottom:1px solid var(--border);cursor:pointer}.sheet-item:active{background:var(--panel-2)}.sheet-item .name{font-weight:500}.sheet-item .desc{color:var(--text-dim);font-size:13px}.sheet-item.check:after{content:""}.sheet-item.selected{background:var(--panel-2)}.sheet-item .check{align-self:center;color:var(--accent);margin-left:8px}.sheet-grabber{width:38px;height:4px;border-radius:999px;background:var(--border);margin:8px auto 2px}.chat-list{padding:10px 12px 140px;display:flex;flex-direction:column;gap:10px}.msg{border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;background:var(--assistant);max-width:100%;word-wrap:break-word;overflow-wrap:anywhere}.msg.user{background:var(--user);border-color:#2f4670}.msg .role{font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px}.msg .body{display:flex;flex-direction:column;gap:8px}.text-part{white-space:pre-wrap;line-height:1.5}.reasoning{border-left:3px solid var(--text-faint);padding-left:10px;color:var(--text-dim);font-size:13px}.reasoning summary{cursor:pointer;color:var(--text-faint);font-size:12px;text-transform:uppercase;letter-spacing:.05em}.tool-part{border:1px solid var(--border);border-radius:10px;padding:8px 10px;background:var(--tool);font-size:13px;display:flex;flex-direction:column;gap:4px}.tool-part .tool-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.tool-part .tool-name{font-weight:600;color:var(--accent)}.tool-part .tool-state{font-size:11px;color:var(--text-faint);text-transform:uppercase}.tool-part pre{margin:4px 0 0;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--text-dim)}.diff-part pre{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,monospace;font-size:12px;color:var(--text-dim)}.err{color:var(--err);font-size:13px}.composer{position:sticky;bottom:0;padding:10px 12px 14px;background:linear-gradient(to top,var(--bg) 70%,rgba(10,10,10,0));display:flex;gap:8px;align-items:flex-end}.composer textarea{min-height:44px;max-height:160px;line-height:1.4;padding:12px}.composer .send{min-height:44px;min-width:44px;padding:10px}.session-item{display:flex;flex-direction:column;gap:4px;padding:14px 12px;border-bottom:1px solid var(--border);cursor:pointer}.session-item:active{background:var(--panel-2)}.session-item .t{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.session-item .meta{color:var(--text-faint);font-size:12px;display:flex;gap:8px}.dialog{z-index:60}.dialog .sheet{background:var(--panel)}.dialog .sheet-body{padding:14px 16px 18px;display:flex;flex-direction:column;gap:12px}.dialog .pdesc{color:var(--text);line-height:1.5}.dialog .ptool{color:var(--accent);font-weight:600}.dialog .pactions{display:flex;gap:8px}.dialog .pactions button{flex:1}.dialog pre{margin:0;background:var(--panel-2);border:1px solid var(--border);border-radius:10px;padding:10px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;color:var(--text-dim);max-height:40dvh;overflow:auto}.hint{color:var(--text-faint);font-size:13px}.fab{position:fixed;right:16px;bottom:16px;z-index:20;border-radius:999px;min-width:52px;min-height:52px;padding:0;font-size:22px;background:var(--accent);border:none;color:#fff;box-shadow:0 6px 18px #0006}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.field label{font-size:12px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em}.banner{padding:10px 12px;background:#2a1a1a;border-bottom:1px solid #5a2a2a;color:var(--err);font-size:13px}.empty{color:var(--text-faint);padding:40px 20px;text-align:center;line-height:1.6}.spinner{width:22px;height:22px;border-radius:50%;border:2px solid var(--border);border-top-color:var(--accent);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}