:root{color-scheme:dark;--bg:#121816;--panel:#18201d;--card:#1c2621;--line:#2a3730;--text:#ecf1ed;--muted:#92a598;--accent:#b8efce;--danger:#ffb5a7;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}[hidden]{display:none!important}button,input,textarea{font:inherit}button{cursor:pointer;color:inherit;border:0;background:none}button:disabled{opacity:.4;cursor:default}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}input,textarea{color:var(--text);background:transparent;border:0;outline:0}a{color:var(--accent)}.muted,.small,.hint{color:var(--muted)}.small{font-size:12px}.primary{background:var(--accent);color:#173626;border-radius:10px;padding:10px 17px;font-weight:650}.primary:hover{filter:brightness(1.07)}.text-button{color:var(--accent);padding:8px}.icon{font-size:21px;color:var(--muted);padding:7px;border-radius:8px}.icon:hover{background:var(--line)}.mobile{display:none}.brand-mark{font-size:28px;color:var(--accent)}#app{height:100dvh;display:flex;overflow:hidden}#sidebar{width:282px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:24px 16px 0}.brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:600;padding:0 8px 26px}.brand small{display:block;letter-spacing:1.7px;font-size:9px;color:var(--muted);margin-top:5px}.search{display:flex;gap:7px;align-items:center;background:#111a15;border:1px solid var(--line);border-radius:10px;padding:9px 10px}.search span{font-size:21px;color:var(--muted)}.search input{width:100%;min-width:0;font-size:13px}.section-label{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted);letter-spacing:1px;margin:14px 8px 6px}#threads{overflow-y:auto;flex:1}#threads button{display:block;text-align:left;width:100%;padding:13px 12px;border-radius:10px;margin:3px 0;min-height:66px}#threads button:hover{background:#233029}#threads button.selected{background:#293c30;box-shadow:inset 2px 0 var(--accent)}.thread-title{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.thread-info{display:flex;justify-content:space-between;gap:10px;font-size:10px;color:var(--muted);margin-top:7px}.thread-info span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}footer{display:flex;gap:7px;align-items:center;border-top:1px solid var(--line);font-size:10px;color:var(--muted);padding:12px 4px}footer button{margin-left:auto;font-size:11px}.connection-dot,.pulse{width:6px;height:6px;background:var(--accent);border-radius:100%;display:inline-block}main{flex:1;min-width:0;display:flex;flex-direction:column}header{height:82px;flex-shrink:0;display:flex;align-items:center;gap:13px;padding:18px 32px;border-bottom:1px solid var(--line)}.heading{min-width:0;flex:1}.heading h1{margin:0;font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.heading p{font-size:11px;margin:7px 0 0;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.status{font-size:11px;border:1px solid var(--line);border-radius:20px;padding:6px 10px;white-space:nowrap;color:var(--muted)}.status.live{color:var(--accent);background:#21372a;border-color:#35503e}#connection-banner{display:flex;align-items:center;flex-wrap:wrap;gap:8px;background:#332b1b;padding:10px 25px;font-size:12px;color:#ead2a6}#connection-message{flex:1;min-width:170px}#conversation{flex:1;overflow:auto;overscroll-behavior:contain;padding:28px max(24px,calc((100% - 830px)/2));scroll-behavior:auto}#older{display:block;margin:0 auto 24px}.turn{margin-bottom:26px}.message{margin:0 0 22px;line-height:1.8;overflow-wrap:anywhere;min-width:0}.message-label{display:flex;align-items:center;gap:8px;font-size:10px;letter-spacing:1.3px;color:var(--muted);margin-bottom:8px}.message.user{background:#22332a;border:1px solid #304536;border-radius:14px;padding:15px 18px;margin-left:30px}.message.user .message-label{color:#b8d8c1}.message-body{white-space:pre-wrap;tab-size:2;font-size:14px}.message.agent .message-body{color:#d9e3dc}.message.commentary{border-left:2px solid #3c5946;padding-left:13px;font-size:13px}.tool{border:1px solid var(--line);border-radius:9px;margin:10px 0;background:#141d17;overflow:hidden}.tool summary{padding:10px 12px;font-size:11px;color:var(--muted);cursor:pointer;overflow-wrap:anywhere}.tool pre{font:11px/1.6 Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;padding:10px 12px;margin:0;max-height:360px;overflow:auto;border-top:1px solid var(--line)}.error{color:var(--danger)}.approval{border:1px solid #957c47;padding:15px;border-radius:10px;margin-bottom:18px}.approval pre{white-space:pre-wrap;overflow-wrap:anywhere}#working{font-size:12px;color:var(--muted);padding:10px 0 26px;display:flex;gap:10px;align-items:center}.pulse{animation:pulse 1.5s infinite}@keyframes pulse{50%{opacity:.3}}.composer-wrap{padding:12px max(24px,calc((100% - 830px)/2)) max(12px,env(safe-area-inset-bottom))}#composer{border:1px solid #3d5143;border-radius:16px;background:var(--card);padding:14px}#message{display:block;width:100%;resize:none;min-height:56px;max-height:150px;font-size:16px;line-height:1.6}.composer-actions{display:flex;align-items:center;gap:10px;margin-top:8px}.composer-actions #model{color:var(--muted);font-size:11px;flex:1;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.composer-actions .primary{padding:8px 14px;font-size:12px}.stop{border:1px solid #655047;border-radius:8px;padding:7px 12px;font-size:12px;color:var(--danger)}.hint{font-size:10px;text-align:center;line-height:1.5;margin:9px 0 0}.empty{text-align:center;padding:15vh 0;color:var(--muted)}.empty>span{font-size:44px;color:var(--accent)}.empty h2{font-weight:500;color:var(--text);font-size:24px}.empty p{font-size:13px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}#login{min-height:100dvh;display:grid;place-items:center;padding:30px}.login-card{max-width:420px;width:100%}.login-card>.brand-mark{font-size:48px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--accent);margin-top:30px}.login-card h1{font-size:30px;font-weight:550;letter-spacing:-1px}.login-card form{margin:35px 0 15px}.login-card label{display:block;font-size:12px;margin:12px 0;color:var(--muted)}#token{display:block;width:100%;border:1px solid var(--line);border-radius:10px;padding:14px;font-size:16px;margin-bottom:15px}.login-card button{width:100%}#toast{position:fixed;z-index:10;bottom:170px;left:50%;transform:translateX(-50%);background:#3b4d40;border:1px solid #6a826e;box-shadow:0 8px 40px #0006;border-radius:10px;padding:13px 20px;max-width:min(90vw,600px);font-size:13px;white-space:pre-wrap}
@media(max-width:760px){.mobile{display:block}#sidebar{position:fixed;inset:0 auto 0 0;z-index:5;width:300px;max-width:86vw;transform:translateX(-100%);transition:transform .2s;padding-top:max(24px,env(safe-area-inset-top))}body.drawer #sidebar{transform:translateX(0)}#close-sidebar{margin-left:auto}#scrim{position:fixed;inset:0;background:#0009;z-index:4;width:100%;height:100%}header{height:74px;padding:12px 14px;padding-top:max(12px,env(safe-area-inset-top));gap:8px}.heading h1{font-size:13px}.heading p{font-size:10px}.status{font-size:10px;padding:5px 8px}#conversation{padding:22px 16px}.message{margin-bottom:19px}.message-body{font-size:14px}.message.user{margin-left:16px;padding:12px 14px}.composer-wrap{padding:8px 12px max(10px,env(safe-area-inset-bottom))}.hint{font-size:9px}#composer{padding:12px}#connection-banner{padding:9px 16px}.brand{padding-bottom:20px}#toast{bottom:180px}.empty{padding-top:22vh}}

/* Project tree follows the desktop sidebar: folders first, indented chats below. */
#threads{padding:3px 0 14px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.project-group{margin:3px 0 9px}
.project-heading{display:flex;align-items:center;gap:9px;min-height:44px;padding:8px 9px;border-radius:8px;cursor:pointer;list-style:none;user-select:none;color:var(--text)}
.project-heading::-webkit-details-marker{display:none}
.project-heading:hover{background:#233029}
.project-heading:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.project-arrow{font-size:23px;line-height:1;width:10px;flex-shrink:0;color:var(--muted);transition:transform .15s}
.project-group[open]>.project-heading .project-arrow{transform:rotate(90deg)}
.folder-icon{position:relative;width:15px;height:11px;flex-shrink:0;border:1.4px solid var(--muted);border-radius:2px}
.folder-icon::before{content:"";position:absolute;top:-5px;left:-1.4px;width:7px;height:4px;border:1.4px solid var(--muted);border-bottom:0;border-radius:2px 2px 0 0}
.project-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:550}
.project-count{color:var(--muted);font-size:10px;font-variant-numeric:tabular-nums}
.project-threads{margin:0 0 3px 22px;padding-left:8px;border-left:1px solid var(--line)}
#threads .thread-button{display:flex;align-items:center;gap:8px;min-height:42px;margin:2px 0;padding:10px 9px;border-radius:7px}
.thread-button .thread-title{flex:1;min-width:0;font-size:12px;line-height:1.5}
.thread-date{font-size:10px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums;flex-shrink:0}
.project-empty{margin:6px 9px 12px;color:var(--muted);font-size:12px;line-height:1.7}
.thread-state{display:inline-flex;align-items:center;gap:4px;flex-shrink:0;font-size:10px;white-space:nowrap;color:var(--muted)}.thread-state::before{display:inline-block;font-size:12px;line-height:1}.thread-state.running{color:var(--accent)}.thread-state.running::before{content:"";width:9px;height:9px;border:1.5px solid #b8efce40;border-top-color:var(--accent);border-radius:50%;animation:thread-spin 1s linear infinite}.thread-state.completed{color:#92c5a4}.thread-state.completed::before{content:"✓"}.thread-state.waiting{color:#ead2a6}.thread-state.waiting::before{content:"!"}.thread-state.error{color:var(--danger)}.thread-state.error::before{content:"×"}.thread-state.interrupted::before{content:"■";font-size:8px}@keyframes thread-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.thread-state.running::before{animation:none}}
.dialog{position:fixed;inset:0;z-index:8;display:grid;place-items:center;padding:20px;background:#000a;overflow-y:auto}.dialog-card{width:min(100%,520px);max-height:calc(100dvh - 40px);overflow-y:auto;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--panel);box-shadow:0 20px 70px #0007}.dialog-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.dialog-heading h2{font-size:19px;font-weight:550;margin:0}.dialog-card label{display:block;margin:15px 0 8px;color:var(--muted);font-size:12px}.dialog-card input,.dialog-card textarea,.dialog-card select{font:inherit;font-size:16px;display:block;width:100%;padding:11px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--text)}.dialog-card textarea{resize:vertical;min-height:130px}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:18px}#new-thread{white-space:nowrap;font-size:12px;flex-shrink:0}@media(max-width:420px){#new-thread{padding:8px 4px;font-size:11px}.status{padding:5px}.dialog{padding:12px}.dialog-card{padding:18px;max-height:calc(100dvh - 24px)}}
.question-card{margin:18px 0;padding:18px;background:var(--card);border:1px solid #45644f;border-radius:14px;min-width:0}.question-heading{font-size:15px;color:var(--accent)}.question-group{border:0;padding:0;margin:20px 0;min-width:0}.question-group legend{font-size:11px;color:var(--muted);padding:0}.question-title{line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere}.question-choice{display:flex;align-items:flex-start;gap:10px;border:1px solid var(--line);border-radius:10px;padding:12px;margin:8px 0;cursor:pointer;line-height:1.6;overflow-wrap:anywhere}.question-choice:has(input:checked){border-color:var(--accent);background:#233a2c}.question-choice input{accent-color:var(--accent);flex-shrink:0;margin-top:5px}.question-choice strong{font-weight:550}.question-choice span{min-width:0}.question-choice .small{display:block;margin-top:4px}.question-custom-label{display:block;font-size:12px;color:var(--muted);margin-top:12px}.question-custom{display:block;font-size:16px;width:100%;resize:vertical;margin-top:8px;padding:11px;border:1px solid var(--line);border-radius:9px;background:var(--bg);line-height:1.5}.question-card .error{line-height:1.6;overflow-wrap:anywhere}