:root{--bg:#f4f5f7;--panel:#fff;--line:#e3e5e8;--text:#1d2125;--muted:#6b7280;--in:#fff;--out:#d9fdd3;--accent:#0a7c5a;--warn:#b45309;--err:#b91c1c}*{box-sizing:border-box}body{background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.shell{grid-template-columns:340px 1fr;height:100vh;display:grid}.sidebar{background:var(--panel);border-right:1px solid var(--line);overflow-y:auto}.phone{border-bottom:1px solid var(--line);padding:12px 16px;font-size:13px}.badge{background:#eef2f1;border-radius:999px;margin-right:6px;padding:2px 8px;font-size:12px;display:inline-block}.badge.warn{color:var(--warn);background:#fef3c7}.badge.err{color:var(--err);background:#fee2e2}.conv{border-bottom:1px solid var(--line);padding:12px 16px;display:block}.conv.active,.conv:hover{background:#f0f2f5}.conv .name{justify-content:space-between;font-weight:600;display:flex}.conv .preview{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.unread{background:var(--accent);color:#fff;border-radius:999px;padding:1px 7px;font-size:11px}.thread{flex-direction:column;height:100vh;display:flex}.thread header{background:var(--panel);border-bottom:1px solid var(--line);padding:12px 16px}.messages{flex-direction:column;flex:1;gap:6px;padding:16px;display:flex;overflow-y:auto}.bubble{background:var(--in);border-radius:8px;max-width:65%;padding:8px 10px;box-shadow:0 1px #0000000f}.bubble.out{background:var(--out);align-self:flex-end}.bubble .meta{color:var(--muted);justify-content:flex-end;gap:6px;margin-top:4px;font-size:11px;display:flex}.bubble img{border-radius:6px;max-width:100%;display:block}.composer{background:var(--panel);border-top:1px solid var(--line);gap:8px;padding:12px 16px;display:flex}.composer textarea{resize:none;border:1px solid var(--line);font:inherit;border-radius:6px;flex:1;padding:8px}button{background:var(--accent);color:#fff;font:inherit;cursor:pointer;border:0;border-radius:6px;padding:8px 14px}button:disabled{opacity:.5;cursor:default}.notice{color:var(--warn);border-top:1px solid var(--line);background:#fffbeb;padding:12px 16px;font-size:14px}.center{place-items:center;height:100vh;display:grid}.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;gap:12px;width:360px;padding:24px;display:grid}.card input{border:1px solid var(--line);font:inherit;border-radius:6px;padding:8px}.error{color:var(--err);font-size:14px}.page{gap:16px;max-width:960px;margin:0 auto;padding:24px 16px 64px;display:grid}.page h2{margin:0}.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px 20px}.muted{color:var(--muted)}.table{border-collapse:collapse;width:100%;font-size:14px}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:8px 10px}.table th{color:var(--muted);font-size:12px;font-weight:600}.table .num{text-align:right;font-variant-numeric:tabular-nums}.form{gap:12px;max-width:560px;display:grid}.form label{gap:4px;font-size:14px;display:grid}.form .row{grid-template-columns:1fr 120px;gap:12px;display:grid}.form input,.form textarea,.form select,.composer select,.composer input{border:1px solid var(--line);font:inherit;border-radius:6px;width:100%;padding:8px}.form fieldset{border:1px solid var(--line);border-radius:6px;gap:8px;padding:10px 12px;display:grid}.form legend{color:var(--muted);padding:0 4px;font-size:13px}button.danger{background:var(--err)}.preview-box{background:var(--out);white-space:pre-wrap;border-radius:8px;padding:8px 10px;font-size:14px}.app{grid-template-columns:200px 1fr;height:100vh;display:grid}.appmain{min-width:0;height:100vh;overflow-y:auto}.appnav{color:#e7efec;background:#14201c;flex-direction:column;gap:2px;height:100vh;padding:12px 8px;display:flex}.appnav-brand{letter-spacing:.2px;padding:8px 10px 14px;font-size:14px;font-weight:700}.appnav-item{color:#c5d3ce;text-align:left;background:0 0;border-radius:6px;align-items:center;gap:10px;width:100%;padding:9px 10px;font-size:14px;display:flex}.appnav-item:hover{color:#fff;background:#1f302a}.appnav-item.active{color:#fff;background:#0a7c5a}.appnav-signout{margin-top:auto}@media (max-width:760px){.app{grid-template-columns:56px 1fr}.appnav-label,.appnav-brand{display:none}.appnav-item{justify-content:center;padding:10px 0}.shell{grid-template-columns:240px 1fr}}.msg-error{color:var(--err);background:#fee2e2;border-radius:6px;margin-top:6px;padding:6px 8px;font-size:12px}.attach-btn{color:var(--text);background:#eef2f1;padding:8px 10px}.attach-chip{border-top:1px solid var(--line);background:#f0f7f4;justify-content:space-between;align-items:center;gap:8px;padding:8px 16px;font-size:13px;display:flex}.chip-x{color:var(--muted);background:0 0;padding:2px 8px}.recording-bar{align-items:center}.rec-dot{background:var(--err);border-radius:50%;width:10px;height:10px;animation:1s infinite rec-pulse}.rec-time{font-variant-numeric:tabular-nums;min-width:40px;font-weight:600}@keyframes rec-pulse{50%{opacity:.25}}.thread-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.ai-toggle{flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;display:flex}.ai-state.active{color:var(--accent);font-weight:600}.ai-state.paused{color:var(--warn);font-weight:600}button.secondary{color:var(--text);background:#eef2f1}.conv-flags{align-items:center;gap:6px;display:flex}.stack{gap:16px;display:grid}.between{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.row2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.form.wide{max-width:760px}.form .check,.check{align-items:flex-start;gap:8px;font-size:14px;display:flex}.check.inline{align-items:center;display:inline-flex}.form .check input,.check input{width:auto;margin-top:3px}.ok{color:var(--accent);font-size:14px}.actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.actions input{border:1px solid var(--line);min-width:180px;font:inherit;border-radius:6px;flex:1;padding:8px}.tool-card{border:1px solid var(--line);background:#fcfdfd;border-radius:8px;gap:8px;padding:12px 14px;display:grid}.tool-card label{gap:4px;font-size:14px;display:grid}.tool-card textarea,.tool-card select,.tool-card input[type=text]{border:1px solid var(--line);font:inherit;border-radius:6px;width:100%;padding:8px}.prompt-area{border:1px solid var(--line);resize:vertical;border-radius:6px;width:100%;min-height:420px;margin:10px 0 6px;padding:12px;font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.import-box{border:1px dashed var(--accent);background:#f3faf7;border-radius:8px;gap:6px;margin:10px 0;padding:12px 14px;font-size:14px;display:grid}.warn-text{color:var(--warn);font-size:13px}.notice-box{color:var(--warn);background:#fffbeb;border-radius:6px;margin-bottom:8px;padding:10px 12px;font-size:14px}.tabs{border-bottom:1px solid var(--line);flex-wrap:wrap;gap:4px;display:flex}.tab{color:var(--muted);border-bottom:2px solid #0000;margin-bottom:-1px;padding:9px 14px;font-size:14px}.tab:hover{color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.chat{background:#efeae2;border-radius:8px;flex-direction:column;gap:6px;min-height:260px;max-height:480px;margin:8px 0;padding:12px;display:flex;overflow-y:auto}.step{color:var(--muted);border-top:1px dashed var(--line);margin-top:6px;padding-top:6px;font-size:12px}.step.err{color:var(--err)}button.linklike{color:var(--accent);background:0 0;padding:0 6px;text-decoration:underline}details.run-details summary{cursor:pointer;color:var(--accent);font-size:13px}details.run-details pre{white-space:pre-wrap;background:#f6f7f8;border-radius:6px;max-width:560px;margin:6px 0 0;padding:8px;font-size:12px}code{background:#eef2f1;border-radius:4px;padding:1px 5px;font-size:12px}@media (max-width:760px){.row2{grid-template-columns:1fr}}.model-picker{gap:4px;display:grid;position:relative}.model-picker>input{width:100%}.model-status{flex-wrap:wrap;align-items:center;gap:10px;min-height:16px;font-size:12px;display:flex}.model-list{z-index:20;background:var(--panel);border:1px solid var(--line);border-radius:8px;max-height:280px;margin:0;padding:4px 0;list-style:none;position:absolute;top:40px;left:0;right:0;overflow-y:auto;box-shadow:0 8px 24px #0000001f}.model-list li{cursor:pointer;padding:7px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}.model-list li:hover{background:#f0f2f5}.model-list li.sel{color:var(--accent);background:#e6f4ee;font-weight:600}.model-list li.other{color:var(--muted)}.model-list li.model-sep{cursor:default;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;padding-top:10px;font:600 11px system-ui,sans-serif}.model-list li.model-sep:hover{background:0 0}.model-list.empty{color:var(--muted);padding:10px 12px;font-size:13px}.tool-file{gap:8px;display:grid}