:root{font-family:Inter,"Microsoft YaHei UI","PingFang SC",system-ui,sans-serif;color:#202221;background:#f7f7f5;font-synthesis:none;line-height:1.5}
*{box-sizing:border-box}body{margin:0;min-width:300px}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.pair-view{min-height:100dvh;display:grid;place-items:center;padding:24px}.pair-card{width:min(100%,400px);padding:36px;background:#fff;border:1px solid #e6e7e3;border-radius:22px;box-shadow:0 16px 60px #2022210c}.pair-card h1{font-size:23px;margin:18px 0 8px}.pair-card p{color:#676a66;font-size:14px}.pair-card label{display:block;font-weight:600;font-size:13px;margin:25px 0 7px}.pair-card input{width:100%;border:1px solid #ced1ca;border-radius:10px;padding:12px;outline:none;font-size:17px}.pair-card input:focus,.composer:focus-within{border-color:#6f9478;box-shadow:0 0 0 3px #79a68526}.pair-card .primary{width:100%;margin-top:16px}.brand-mark{width:45px;height:45px;border-radius:15px;background:#183a28;color:white;display:grid;place-items:center;font-size:25px}.brand-mark.small{width:29px;height:29px;border-radius:9px;font-size:17px;flex:none}
.primary{border:0;background:#1c5235;color:#fff;border-radius:10px;padding:10px 16px;font-weight:650}.primary:hover:not(:disabled){background:#266843}.secondary{border:1px solid #d9dcd6;background:#fff;color:#3c433c;border-radius:9px;padding:9px 12px}.secondary:hover:not(:disabled){background:#f2f5f1}.text-button{border:0;background:transparent;color:#747a72;padding:8px;font-size:13px}.icon-button{border:0;background:transparent;color:#596259;min-width:36px;height:36px;border-radius:9px;font-size:20px;line-height:1}.icon-button:hover{background:#e9ece6}.error-text{color:#ab3939!important;overflow-wrap:anywhere}.mobile-only{display:none}
.workspace{display:grid;grid-template-columns:280px minmax(0,1fr);height:100dvh;overflow:hidden}.sidebar{background:#f1f2ee;border-right:1px solid #e2e5df;display:flex;min-height:0;flex-direction:column;padding:18px 12px 12px;z-index:3}.sidebar-head,.sidebar-controls,.approval-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-head{padding:0 4px 22px}.brand{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:700}.sidebar-controls{padding:0 2px 8px}.tabs{display:flex;gap:3px}.tab{border:0;background:transparent;color:#777d75;padding:8px 10px;border-radius:8px;font-size:13px}.tab.selected{background:#e1e6de;color:#273a2a;font-weight:700}.list-status{margin:0;padding:0 9px;color:#777e75;font-size:12px}.thread-list{min-height:0;overflow-y:auto;flex:1;padding:3px 0}.thread{width:100%;display:block;text-align:left;border:0;background:transparent;border-radius:9px;padding:10px;color:#404640;font-size:13px}.thread:hover{background:#e8ebe5}.thread.active{background:#dce6dc;color:#173f26;font-weight:650}.thread-name{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.thread-meta{display:block;color:#8b9189;font-weight:400;font-size:11px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.more{margin:8px 4px}.sidebar-bottom{padding-top:8px;border-top:1px solid #dfe3dc}
.main{display:flex;min-width:0;min-height:0;flex-direction:column;background:#fff}.topbar{min-height:68px;border-bottom:1px solid #eceee9;display:flex;align-items:center;gap:12px;padding:10px 24px}.title-stack{min-width:0;flex:1}.title-stack h1{margin:0;font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.connection-status{color:#7a8279;font-size:11px}.connection-status.connected{color:#447c54}.connection-status.disconnected{color:#b66c27}.top-actions{display:flex;align-items:center;gap:5px}.approval-toggle{border:1px solid #e0e4dc;border-radius:9px;padding:7px 10px;background:#fff;color:#555f55;font-size:12px;white-space:nowrap}.approval-toggle.has-pending{background:#fff5da;border-color:#e8cd8e;color:#835b17}.notice{padding:8px 24px;background:#fff7e5;color:#785924;font-size:13px;overflow-wrap:anywhere}.notice.error{background:#fff0ef;color:#9e3833}.messages{flex:1;overflow-y:auto;min-height:0;padding:28px max(24px,calc((100% - 850px)/2)) 36px;scrollbar-gutter:stable}.empty-state{height:100%;min-height:280px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#7d847b;text-align:center}.empty-state h2{font-size:19px;color:#343b34;margin:18px 0 5px}.empty-state p{font-size:13px}.message{margin:0 0 24px;max-width:100%;overflow-wrap:anywhere}.message.user{display:flex;justify-content:flex-end}.message-content{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.72}.message.user .message-content{background:#eff3ed;border-radius:16px 16px 4px 16px;padding:12px 16px;max-width:min(86%,670px)}.message.assistant .message-content{padding:4px 0}.message-label{font-size:11px;color:#9ba098;margin-bottom:5px}.message.assistant .message-label{color:#52705a}.message.system .message-content{background:#f7f8f5;border-radius:10px;padding:10px 12px;color:#70786d;font-size:12px}.message.streaming .message-label:after{content:' · 正在回复';color:#56825f}.composer{margin:0 max(24px,calc((100% - 850px)/2)) 20px;border:1px solid #daddd6;border-radius:16px;background:#fff;padding:10px 12px 8px;transition:border-color .15s}.composer textarea{width:100%;resize:vertical;min-height:46px;max-height:220px;border:0;outline:0;padding:3px 4px;background:transparent;color:#202221;font-size:14px;line-height:1.5}.composer-footer{display:flex;align-items:center;justify-content:space-between;gap:8px}.composer-footer span{font-size:11px;color:#929890}.send{font-size:13px;padding:8px 18px}.approval-panel{position:absolute;right:24px;top:62px;width:min(460px,calc(100% - 48px));max-height:min(70dvh,650px);overflow:auto;z-index:5;background:#fff;border:1px solid #dedfd9;box-shadow:0 12px 45px #0002;border-radius:15px;padding:16px}.approval-head h2{font-size:15px;margin:0}.approval-card{border-top:1px solid #eceee9;margin-top:12px;padding-top:12px}.approval-card h3{font-size:13px;margin:0 0 7px}.approval-card pre{white-space:pre-wrap;word-break:break-word;font:12px/1.5 ui-monospace,monospace;color:#454a44;max-height:180px;overflow:auto;background:#f6f7f4;padding:10px;border-radius:8px}.approval-actions{display:flex;gap:8px;flex-wrap:wrap}.approval-card textarea{width:100%;min-height:60px;border:1px solid #daddd6;border-radius:8px;padding:8px;margin:5px 0 8px}.approval-empty{font-size:13px;color:#858b83}.sidebar-backdrop{display:none}
@media(max-width:700px){.workspace{display:block}.main{height:100dvh}.sidebar{position:fixed;inset:0 auto 0 0;width:min(310px,86vw);box-shadow:12px 0 36px #0002;transform:translateX(-105%);transition:transform .2s}.sidebar.open{transform:translateX(0)}.sidebar-backdrop{display:block;position:fixed;inset:0;background:#0006;z-index:2}.mobile-only{display:block}.topbar{padding:8px 12px;min-height:60px}.messages{padding:22px 18px 30px}.composer{margin:0 12px max(12px,env(safe-area-inset-bottom))}.approval-panel{right:12px;top:58px;width:calc(100% - 24px)}.message.user .message-content{max-width:94%}.notice{padding:8px 14px}}
.new-thread{margin:0 3px 12px;text-align:left;font-weight:600}.history-controls{padding:9px 20px 0;text-align:center}.history-controls button{font-size:12px;padding:6px 12px}.composer-buttons{display:flex;align-items:center;gap:8px}.composer-buttons .secondary{padding:7px 12px;font-size:13px}.approval-question{display:block;font-size:13px;font-weight:600;margin:10px 0 4px}.approval-option{display:block;margin:6px 0;font-size:13px;color:#555f55;font-weight:400}.approval-option input{margin-right:7px}
.activity-details{margin:5px 0 0;padding:0 10px;color:#667066;font-size:12px}.activity-details summary{cursor:pointer}.activity-details pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:320px;overflow:auto;border-radius:8px;background:#f7f8f5;padding:10px;font:12px/1.55 ui-monospace,monospace;color:#454a44}

/* Rich messages, grouped activity and attachment composer. */
.message-content{white-space:normal}.message.user{flex-direction:column;align-items:flex-end}.message-content>:first-child{margin-top:0}.message-content>:last-child{margin-bottom:0}.message-content p{margin:.55em 0}.message-content a{color:#246943;text-decoration:underline;text-underline-offset:3px}.message-content pre{white-space:pre;overflow:auto;background:#f4f5f2;border:1px solid #e6e8e1;border-radius:9px;padding:12px;max-width:100%;font:13px/1.6 ui-monospace,Consolas,monospace}.message-content code{font-family:ui-monospace,Consolas,monospace;background:#edf0e9;border-radius:4px;padding:1px 4px}.message-content pre code{padding:0;background:transparent}.message-content img{display:block;max-width:100%;max-height:520px;object-fit:contain;border-radius:8px;margin:10px 0}.message-content blockquote{border-left:3px solid #b3c8b4;margin:12px 0;padding:0 14px;color:#677363}.message-content table{display:block;overflow:auto;border-collapse:collapse;max-width:100%;margin:12px 0}.message-content th,.message-content td{border:1px solid #dce2d7;padding:7px 10px;text-align:left}.message-content th{background:#eff3ed}.message-content h1{font-size:22px}.message-content h2{font-size:20px}.message-content h3{font-size:17px}.message-content li{margin:4px 0}.activity-group{border:1px solid #e8ece5;background:#fafbf8;border-radius:10px;margin:10px 0 24px;padding:8px 12px;color:#667263;font-size:12px}.activity-group>summary{cursor:pointer;padding:3px 0;font-weight:600}.activity-group-content{padding-top:8px}.activity-group .message.system{margin:0 0 8px}.activity-group .message.system:last-child{margin-bottom:0}.activity-group .message.system .message-content{background:#f0f3ed}.file-card{margin:10px 0;border:1px solid #dce4d7;border-radius:10px;padding:10px;max-width:100%}.file-path{display:block;white-space:pre-wrap;overflow-wrap:anywhere;color:#737f70;font-size:11px}.attachment-list{display:flex;gap:6px;flex-wrap:wrap}.attachment-chip{display:flex;align-items:center;gap:6px;border-radius:8px;background:#edf3e9;padding:3px 8px;font-size:12px;max-width:100%}.attachment-chip a{color:#315a35;overflow-wrap:anywhere}.attachment-chip button{padding:1px 4px;font-size:18px}.composer.dragging{outline:2px dashed #477653;background:#f2f8ef}@media(max-width:700px){.composer-footer{flex-wrap:wrap}.composer-buttons{margin-left:auto}.message-content pre{font-size:12px}}

.sidebar-group{margin:5px 0 9px}.sidebar-group>summary{cursor:pointer;padding:7px 7px;color:#6b7668;font-size:12px;font-weight:650;user-select:none}.sidebar-group-items>.sidebar-group{margin-left:9px;border-left:1px solid #dce2d6;padding-left:5px}.sidebar-group-items .sidebar-group>summary{font-weight:500;color:#414e3e}.sidebar-empty{margin:0;padding:4px 12px 8px;font-size:11px;color:#919a8b}.sidebar-group-items .thread{padding-left:15px}

.pair-card .remember-device{display:flex;align-items:center;gap:8px;font-weight:400;margin:14px 0;font-size:13px}.pair-card .remember-device input{width:auto;margin:0;box-shadow:none}