:root{color-scheme:light;--bg:#f8f9f6;--panel:#f0f2ed;--paper:#fff;--ink:#243b33;--muted:#79837a;--line:#e2e6dd;--green:#234b3c;--soft:#e6ece1;--code:#eef1e9;--shadow:0 14px 50px #233b3312;--danger:#ae4136;--radius:18px;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:14px}
:root[data-theme=dark]{color-scheme:dark;--bg:#151d19;--panel:#1b241f;--paper:#202b24;--ink:#e2eadf;--muted:#9ca799;--line:#334137;--green:#b6d3a3;--soft:#2b3d30;--code:#18221c;--shadow:0 14px 50px #0003;--danger:#f0988a}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{opacity:.5;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--green);outline-offset:3px}button{border:0;background:none}a{color:var(--green)}[hidden]{display:none!important}h1,h2,p{margin:0}input,select{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:10px;padding:11px 12px;max-width:100%}select{cursor:pointer}button.primary{display:flex;align-items:center;justify-content:space-between;background:var(--green);color:var(--bg);border-radius:11px;padding:14px 18px;font-weight:600;width:100%}.eyebrow{font-size:10px;letter-spacing:.18em;color:var(--muted);font-weight:600}.icon-button{display:inline-grid;place-items:center;width:36px;height:36px;min-width:36px;border-radius:9px;font-size:20px}.icon-button:hover,.text-button:hover{background:var(--soft)}.text-button{padding:8px 10px;border-radius:8px;font-size:12px;white-space:nowrap}.login-view{min-height:100dvh;display:grid;place-items:center;padding:24px;background:radial-gradient(ellipse at 50% 10%,var(--soft),transparent 65%)}.login-card{width:min(100%,420px);padding:36px;background:var(--paper);border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow)}.brand-mark{width:62px;height:62px;display:grid;place-items:center;background:var(--green);color:var(--bg);border-radius:18px;font-size:40px;margin-bottom:30px}.login-card h1{font-size:30px;letter-spacing:-1px;margin:10px 0}.login-subtitle{line-height:1.8;color:var(--muted);margin:12px 0 32px}.login-card label{display:block;font-size:12px;margin-bottom:10px}.login-card input{width:100%;font:22px ui-monospace,monospace;letter-spacing:.14em;padding:15px;margin-bottom:16px}.error-text{min-height:22px;font-size:12px;color:var(--danger);margin-top:12px}.login-note{font-size:11px;color:var(--muted);margin-top:28px;text-align:center}.local-code{border-top:1px solid var(--line);padding-top:18px;margin-top:10px;font-size:12px;color:var(--muted)}.local-code strong{display:block;font:22px ui-monospace,monospace;color:var(--ink);letter-spacing:.12em;margin:10px 0}.local-code p{line-height:1.7}
.app-shell{display:flex;height:100dvh;overflow:hidden}.sidebar{width:260px;min-width:260px;display:flex;flex-direction:column;background:var(--panel);border-right:1px solid var(--line);padding:28px 18px 18px;padding-bottom:max(18px,env(safe-area-inset-bottom))}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-size:18px;font-weight:650;padding:0 9px;margin-bottom:34px}.brand em{font-style:normal;color:var(--muted);font-weight:400;font-size:14px;margin-left:5px}.brand-small{font-size:28px}.new-chat{display:flex;align-items:center;gap:9px;border:1px solid var(--line);padding:12px 14px;background:var(--paper);border-radius:11px;text-align:left;font-weight:600;box-shadow:0 2px 4px #00000002}.new-chat>span{font-size:22px;font-weight:300}.new-chat kbd{font-size:10px;color:var(--muted);margin-left:auto;font-weight:400}.workspace-label,.section-label{display:flex;align-items:center;justify-content:space-between;font-size:11px;font-weight:600;color:var(--muted);padding:20px 9px 6px}.workspace-label .icon-button,.section-label .icon-button{width:24px;height:24px;min-width:24px;font-size:17px}#workspace-select{background:var(--panel);font-size:12px;width:100%;margin-bottom:8px}.sidebar-action{display:flex;align-items:center;gap:10px;padding:10px 12px;font-size:12px;border-radius:8px;color:var(--muted);text-align:left}.sidebar-action:hover{background:var(--soft);color:var(--ink)}.chevron{margin-left:auto}.section-label{padding-top:25px}.chat-search{border:0;background:transparent;width:100%;font-size:12px;margin-bottom:7px;padding:9px 12px}.chat-list{flex:1;overflow-y:auto;min-height:0;display:flex;flex-direction:column;gap:4px}.chat-entry{padding:11px 12px;border-radius:9px;text-align:left;display:block;width:100%;color:var(--muted);font-size:12px;position:relative}.chat-entry strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.chat-entry small{display:block;font-size:10px;margin-top:5px;opacity:.7}.chat-entry:hover,.chat-entry.active{background:var(--soft);color:var(--ink)}.chat-entry.busy:after{content:'';width:6px;height:6px;background:var(--green);position:absolute;right:9px;top:15px;border-radius:50%}.empty-list{color:var(--muted);font-size:12px;padding:14px 10px;line-height:1.8}.sidebar-footer{border-top:1px solid var(--line);padding-top:16px;margin-top:15px}.connection-line{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:8px;padding:0 7px}.status-dot{width:6px;height:6px;border-radius:50%;background:#bb9c5e}.status-dot.ready{background:#6b9269}.status-dot.offline{background:var(--danger)}.footer-buttons{display:flex;align-items:center;margin-top:10px}.footer-buttons .text-button{margin-right:auto}.footer-buttons .icon-button{font-size:18px}
.main{min-width:0;flex:1;display:flex;flex-direction:column;position:relative}.topbar{height:77px;min-height:77px;display:flex;align-items:center;gap:14px;padding:12px 35px;border-bottom:1px solid var(--line)}.topbar-title{display:flex;flex-direction:column;gap:6px;min-width:0;flex:1}.topbar-title strong{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar-title span{font-size:10px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar .icon-button{color:var(--muted)}.welcome{flex:1;min-height:0;overflow:auto;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:32px 35px 10px}.welcome-icon{font-size:50px;font-weight:300;color:var(--green);margin-bottom:22px}.welcome h2{font-size:36px;font-weight:550;letter-spacing:-1.5px;margin:14px 0 15px}.welcome-description{color:var(--muted);line-height:1.9;text-align:center;font-size:13px}.suggestions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:42px;max-width:770px;width:100%}.suggestions button{position:relative;display:flex;flex-direction:column;gap:10px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px;text-align:left;transition:transform .15s,border-color .15s}.suggestions button:hover{transform:translateY(-3px);border-color:var(--green)}.suggestion-icon{color:var(--green);font-size:21px;margin-bottom:10px}.suggestions strong{font-weight:550;font-size:13px}.suggestions button>span:last-of-type{color:var(--muted);font-size:11px}.suggestions i{position:absolute;top:23px;right:17px;color:var(--muted);font-style:normal}.composer-wrap{width:min(850px,100%);margin:0 auto;padding:20px 36px max(18px,env(safe-area-inset-bottom));flex:none}.composer{background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 26px #263b3307;padding:13px}.composer:focus-within{border-color:#9faa96}.composer textarea{resize:none;background:transparent;border:0;outline:0;color:var(--ink);padding:7px 9px;width:100%;min-height:54px;max-height:180px;font-size:14px;line-height:1.6}.composer textarea::placeholder{color:var(--muted)}.composer-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:7px}.composer-tools{display:flex;align-items:center;gap:4px;min-width:0}.composer-tools .icon-button{font-size:22px;width:30px;height:32px;min-width:30px;color:var(--muted)}.composer-tools select{border:0;background:none;font-size:11px;padding:6px 4px;max-width:170px;color:var(--muted)}#effort-select{max-width:75px}.send{width:36px;height:36px;min-width:36px;border-radius:11px;background:var(--green);color:var(--bg);font-size:23px;font-weight:500;display:grid;place-items:center}.stop{font-size:12px}.composer-caption{font-size:10px;color:var(--muted);display:flex;justify-content:space-between;margin:13px 7px 0;gap:10px}.task-status{font-size:11px;color:var(--muted);padding:0 10px 9px;min-height:23px}.task-status:empty{min-height:0;padding:0}.task-status.active:before{content:'';display:inline-block;width:6px;height:6px;background:var(--green);border-radius:50%;margin-right:8px;animation:pulse 1.5s infinite}.attachment-list{display:flex;flex-wrap:wrap;gap:6px}.attachment-pill{display:flex;align-items:center;gap:6px;background:var(--soft);border-radius:8px;padding:7px 9px;max-width:250px;font-size:11px}.attachment-pill span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attachment-pill button{padding:0 4px;font-size:16px}.messages{flex:1;overflow-y:auto;min-height:0;padding:26px max(36px,calc((100% - 780px)/2)) 20px;scroll-behavior:smooth}.message{margin:0 0 28px}.message.user{display:flex;justify-content:flex-end}.message.user .message-body{background:var(--soft);border-radius:18px 18px 4px 18px;max-width:88%;padding:12px 18px;white-space:pre-wrap;font-size:14px;line-height:1.7;overflow-wrap:anywhere}.message-label{font-size:10px;letter-spacing:.06em;font-weight:650;color:var(--muted);display:flex;align-items:center;gap:8px;margin-bottom:10px}.message-label:before{content:'⌘';font-size:16px;color:var(--green)}.message-body{font-size:14px;line-height:1.9;overflow-wrap:anywhere;min-width:0}.message-body h1,.message-body h2,.message-body h3,.message-body h4{line-height:1.6;font-size:19px;margin:22px 0 10px}.message-body h1{font-size:24px}.message-body h3{font-size:16px}.message-body p{margin:8px 0 14px}.message-body ul,.message-body ol{padding-left:24px}.message-body li{margin-bottom:6px}.message-body blockquote{border-left:3px solid var(--line);margin:16px 0;padding:1px 15px;color:var(--muted)}.message-body pre{background:var(--code);border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;font-size:12px;line-height:1.7}.message-body code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.88em;background:var(--code);padding:2px 5px;border-radius:4px}.message-body pre code{padding:0}.message-body table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:12px;margin:14px 0}.message-body th,.message-body td{border:1px solid var(--line);padding:9px 12px;min-width:70px}.message-body th{background:var(--soft)}.message-body img{max-width:100%;border-radius:10px}.message-body hr{border:0;border-top:1px solid var(--line);margin:25px 0}.message-body .katex-display{overflow-x:auto;overflow-y:hidden;padding:8px 0}.message.commentary{border-left:2px solid var(--line);padding-left:13px;margin-bottom:16px}.message.commentary .message-body{font-size:12px;color:var(--muted)}.message-actions{display:flex;gap:8px;margin-top:8px}.message-actions button{font-size:10px;color:var(--muted);border-radius:5px;padding:4px 8px}.message-actions button:hover{background:var(--soft)}.tool-message{margin:8px 0 14px;color:var(--muted);font-size:11px}.tool-message summary{cursor:pointer;line-height:1.8}.tool-message pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--code);padding:10px;border-radius:8px;max-height:250px;overflow:auto;font:11px/1.8 ui-monospace,monospace}.connection-banner{padding:9px 20px;background:var(--soft);font-size:11px;color:var(--danger);text-align:center}.scroll-bottom{position:absolute;bottom:200px;left:50%;border:1px solid var(--line);border-radius:50%;width:32px;height:32px;background:var(--paper);box-shadow:var(--shadow)}.approval-area{width:min(780px,100%);margin:auto;max-height:40dvh;overflow:auto;padding:0 20px}.approval-card{background:var(--paper);border:1px solid #b9c7a7;border-radius:13px;padding:16px;margin-top:10px}.approval-card h3{font-size:13px;margin:0 0 8px}.approval-card p{font-size:12px;line-height:1.8;color:var(--muted);margin:8px 0}.approval-card pre{white-space:pre-wrap;font:11px/1.7 ui-monospace,monospace;background:var(--code);padding:10px;border-radius:7px;max-height:130px;overflow:auto}.approval-buttons{display:flex;gap:8px;margin-top:12px}.approval-buttons button{background:var(--soft);padding:8px 13px;border-radius:8px;font-size:12px}.approval-buttons .accept{background:var(--green);color:var(--bg)}.approval-card label{display:block;margin:12px 0 6px;font-size:12px}.approval-card input,.approval-card select{width:100%;font-size:13px}
dialog{border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:22px;width:min(620px,calc(100% - 30px));padding:0;box-shadow:var(--shadow);max-height:85dvh;overflow:auto}dialog::backdrop{background:#14261c55;backdrop-filter:blur(4px)}.dialog-header{display:flex;justify-content:space-between;align-items:center;padding:26px 26px 18px;gap:15px;border-bottom:1px solid var(--line)}.dialog-header h2{font-size:21px;font-weight:550;letter-spacing:-.5px}.dialog-header .eyebrow{margin-bottom:8px}.file-toolbar{display:flex;align-items:center;gap:8px;padding:14px 18px 7px}.folder-path{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px;color:var(--muted)}.file-search{display:block;margin:8px 24px;width:calc(100% - 48px);font-size:12px}.file-list{padding:8px 16px 16px;min-height:180px;max-height:50dvh;overflow:auto}.file-row{display:flex;align-items:center;gap:10px;padding:11px 10px;border-radius:9px;border-bottom:1px solid var(--line)}.file-row:hover{background:var(--soft)}.file-row .file-icon{font-size:19px;color:var(--muted)}.file-row .file-name{flex:1;min-width:0;text-align:left;overflow-wrap:anywhere;font-size:12px;line-height:1.5;padding:0}.file-row small{display:block;color:var(--muted);font-size:10px;margin-top:4px}.file-row .file-action{font-size:11px;color:var(--green);white-space:nowrap;padding:8px;border-radius:7px}.file-row .file-action:hover{background:var(--paper)}.dialog-footer{padding:16px 25px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.dialog-description{padding:18px 25px 0;font-size:12px;line-height:1.8;color:var(--muted)}.history-list{padding:12px 20px 25px}.history-entry{display:flex;align-items:center;gap:15px;padding:15px 6px;border-bottom:1px solid var(--line)}.history-entry div{flex:1;font-size:12px;overflow-wrap:anywhere;line-height:1.7}.history-entry small{display:block;font-size:10px;color:var(--muted)}.history-entry button{font-size:11px;color:var(--green);white-space:nowrap;background:var(--soft);padding:9px 12px;border-radius:8px}.info-content{padding:24px;font-size:13px;line-height:1.9}.info-content a{display:block;font-family:ui-monospace,monospace;font-size:14px;margin:10px 0;overflow-wrap:anywhere}.info-content p{margin:12px 0;color:var(--muted)}.workspace-form{display:flex;flex-direction:column;gap:12px;padding:25px}.workspace-form label{font-size:12px}.workspace-form p{font-size:11px;color:var(--muted);line-height:1.8}.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);max-width:calc(100% - 40px);padding:12px 20px;border-radius:11px;color:var(--bg);background:var(--ink);font-size:12px;box-shadow:var(--shadow);z-index:20}.mobile-only{display:none}.backdrop{position:fixed;inset:0;z-index:4;background:#15251c55}.stream-cursor:after{content:'▍';color:var(--green);animation:pulse 1s infinite}.loading-text{color:var(--muted);padding:20px;line-height:1.8;font-size:12px}.error-message{color:var(--danger);padding:12px 0;font-size:12px;line-height:1.7}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@media(min-width:1400px){.sidebar{width:280px;min-width:280px;padding-left:25px;padding-right:25px}}
@media(max-width:1050px){.sidebar{width:230px;min-width:230px;padding-left:13px;padding-right:13px}.welcome h2{font-size:31px}.suggestions{gap:9px}.suggestions button{padding:17px 12px}.suggestions i{right:10px}.composer-wrap{padding-left:25px;padding-right:25px}.topbar{padding-left:25px;padding-right:25px}.messages{padding-left:25px;padding-right:25px}}
@media(max-width:760px){.mobile-only{display:inline-grid}.desktop-only{display:none}.sidebar{position:fixed;top:0;bottom:0;left:0;width:280px;z-index:5;transform:translateX(-100%);transition:transform .2s}.sidebar.open{transform:translateX(0)}.topbar{height:65px;min-height:65px;padding:8px 14px;gap:10px;padding-top:max(8px,env(safe-area-inset-top))}.topbar-title strong{font-size:13px}.topbar-title span{font-size:10px}.welcome{padding:24px 22px 15px;justify-content:center}.welcome-icon{font-size:43px;margin-bottom:17px}.welcome .eyebrow{font-size:8px}.welcome h2{font-size:31px;margin:12px 0}.welcome-description{font-size:12px}.suggestions{grid-template-columns:1fr;margin-top:26px;gap:8px;width:min(430px,100%)}.suggestions button{display:grid;grid-template-columns:28px 1fr 14px;align-items:center;padding:13px 15px;gap:5px 10px;border-radius:11px}.suggestion-icon{grid-row:1/3;margin:0!important;font-size:20px}.suggestions strong{font-size:12px}.suggestions button>span:last-of-type{grid-column:2;font-size:10px}.suggestions i{position:static;grid-column:3;grid-row:1/3}.composer-wrap{padding:8px 12px max(12px,env(safe-area-inset-bottom))}.composer{padding:10px;border-radius:16px}.composer textarea{font-size:16px;min-height:50px;padding:6px;max-height:125px}.composer-tools{gap:1px}.composer-tools select{max-width:130px;font-size:10px}#effort-select{max-width:65px}.composer-caption{font-size:9px;justify-content:center;margin-top:8px}.messages{padding:20px 18px 14px}.message.user .message-body{font-size:14px;padding:10px 14px;max-width:92%}.message-body{font-size:14px}.message-body h2{font-size:18px}.message{margin-bottom:23px}.message-body pre{padding:12px}.approval-area{padding:0 12px}.scroll-bottom{bottom:185px}.login-card{padding:28px;border-radius:22px}.login-subtitle{font-size:13px}.file-row{gap:8px}.file-row .file-action{padding:6px;font-size:10px}.file-toolbar{padding-left:15px;padding-right:15px}.file-toolbar .text-button{font-size:10px}.dialog-header{padding:22px 22px 15px}.toast{bottom:max(24px,env(safe-area-inset-bottom))}dialog{max-height:88dvh}}
@media(max-height:670px) and (max-width:760px){.welcome-icon{display:none}.welcome h2{font-size:25px}.suggestions{margin-top:16px}.welcome{justify-content:flex-start;padding-top:20px}.welcome-description{line-height:1.6}.suggestions button{padding:10px 13px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}