:root{color:#202321;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--bg:#fff;--sidebar:#f6f7f5;--surface:#f3f4f2;--hover:#e9ece8;--text:#202321;--muted:#757b75;--line:#e5e8e2;--accent:#34594a;--error:#9f3636;--error-bg:#fff2f1;--shadow:0 8px 32px #19251e0d;background:#fff;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{min-width:320px;margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.45}button,input,textarea,summary,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px}input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button svg{flex-shrink:0}button{touch-action:manipulation}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:100;background:var(--bg);padding:12px;position:fixed;top:-100px;left:20px}.skip-link:focus{top:12px}.chat-shell{grid-template-columns:256px minmax(0,1fr);height:100dvh;display:grid;overflow:hidden}.chat-sidebar{background:var(--sidebar);border-right:1px solid var(--line);flex-direction:column;min-height:0;padding:24px 16px 14px;display:flex}.sidebar-brand{align-items:center;gap:10px;padding:0 6px 25px;display:flex}.brand-mark{background:var(--text);width:29px;height:29px;color:var(--bg);letter-spacing:-1px;border-radius:9px;place-items:center;font-size:18px;font-weight:650;display:grid}.sidebar-brand strong{letter-spacing:-.6px;font-size:19px;font-weight:650}.sidebar-brand .icon-button{margin-left:auto}.icon-button{min-width:36px;min-height:36px;color:var(--muted);background:0 0;border:0;border-radius:9px;justify-content:center;align-items:center;display:inline-flex}.icon-button:hover{color:var(--text);background:var(--hover)}.new-chat-button{border:1px solid var(--line);background:var(--bg);border-radius:11px;align-items:center;gap:10px;width:100%;padding:11px 12px;font-size:14px;display:flex;box-shadow:0 2px 3px #101a1003}.new-chat-button:hover{border-color:#b7c1b6}.sidebar-action{text-align:left;color:var(--muted);background:0 0;border:0;border-radius:9px;align-items:center;gap:10px;margin-top:4px;padding:13px 12px;font-size:13px;display:flex}.sidebar-action:hover{background:var(--hover);color:var(--text)}.conversation-search{background:var(--bg);border:1px solid var(--line);width:100%;min-width:0;color:var(--text);border-radius:9px;margin-top:8px;padding:9px 10px}.sidebar-section-label{color:var(--muted);letter-spacing:.06em;padding:22px 12px 9px;font-size:11px}.conversation-list{flex:1;min-height:0;overflow:auto}.conversation-item{text-align:left;background:0 0;border:0;border-radius:9px;flex-direction:column;align-items:flex-start;gap:5px;width:100%;margin-bottom:3px;padding:11px 12px;display:flex}.conversation-item span{text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-size:13px;overflow:hidden}.conversation-item small{color:var(--muted);font-size:10px}.conversation-item:hover,.conversation-item.selected{background:var(--hover)}.sidebar-empty{color:var(--muted);padding:4px 12px;font-size:12px;line-height:1.8}.sidebar-footer{margin-top:auto;padding-top:16px}.sidebar-footer>p{color:var(--muted);padding:0 12px 10px;font-size:10px;line-height:1.7}.account-button{border:0;border-top:1px solid var(--line);text-align:left;background:0 0;align-items:center;gap:10px;width:100%;padding:15px 6px 4px;display:flex}.account-avatar{border:1px solid var(--line);background:var(--bg);border-radius:10px;place-items:center;width:33px;height:33px;display:grid}.account-button>span:nth-child(2){flex-direction:column;flex:1;gap:4px;display:flex}.account-button strong{font-size:12px;font-weight:550}.account-button small{color:var(--muted);font-size:10px}.account-button>svg{width:15px;color:var(--muted)}.chat-main{background:var(--bg);flex-direction:column;min-width:0;min-height:0;display:flex;position:relative}.chat-header{flex-shrink:0;justify-content:space-between;align-items:center;gap:12px;height:76px;padding:0 32px;display:flex}.header-left{align-items:center;gap:10px;min-width:0;display:flex}.header-agent,.agent-picker>summary{cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;min-width:0;padding:8px 0;font-size:17px;list-style:none;display:flex}.header-agent svg,.agent-picker>summary svg{width:15px;color:var(--muted)}.agent-picker{min-width:0;position:relative}.agent-picker>summary::-webkit-details-marker{display:none}.agent-picker strong{text-overflow:ellipsis;white-space:nowrap;max-width:240px;font-weight:550;overflow:hidden}.agent-popover{z-index:15;background:var(--bg);border:1px solid var(--line);width:330px;max-width:calc(100vw - 40px);max-height:min(75dvh,640px);box-shadow:var(--shadow);border-radius:14px;padding:20px;position:absolute;top:45px;left:0;overflow-y:auto}.connection-badge{border:1px solid var(--line);background:var(--bg);color:var(--muted);white-space:nowrap;border-radius:20px;align-items:center;gap:7px;padding:8px 12px;font-size:11px;display:flex}.connection-dot{background:#b0b5ae;border-radius:50%;width:6px;height:6px}.connection-badge.connected .connection-dot{background:#438968}.connection-badge:hover{background:var(--surface)}.chat-scroll{overscroll-behavior:contain;scrollbar-gutter:stable;flex:1;min-height:0;overflow:hidden auto}.chat-scroll.is-empty{flex-direction:column;display:flex}.welcome{width:min(760px,100% - 64px);margin:auto;padding:48px 0 100px}.welcome-emblem{color:var(--accent);justify-content:center;margin-bottom:21px;display:flex}.welcome-emblem svg{stroke-width:1.1px;width:36px;height:36px}.welcome-kicker{text-align:center;color:var(--muted);letter-spacing:.12em;margin:0 0 10px;font-size:11px}.welcome h1{letter-spacing:-.06em;text-align:center;margin:0;font-size:clamp(26px,3vw,34px);font-weight:560;line-height:1.45}.welcome-description{text-align:center;color:var(--muted);margin:14px 0 32px;font-size:13px;line-height:1.8}.composer-wrap{width:100%;margin:0 auto}.composer{background:var(--surface);border:1px solid #0000;border-radius:23px;padding:16px 17px 12px;transition:border-color .15s,box-shadow .15s;box-shadow:0 2px 8px #26332304}.composer:focus-within{border-color:#b9c6bb;box-shadow:0 0 0 3px #647e6309}.composer textarea{resize:none;width:100%;min-height:52px;max-height:200px;color:var(--text);background:0 0;border:0;outline:none;padding:1px 4px 10px;font-size:15px;line-height:1.7;display:block;overflow-y:auto}.composer textarea:focus-visible{outline:none}.composer textarea::placeholder{color:#8b908b}.composer-actions{justify-content:space-between;align-items:center;min-height:36px;display:flex}.composer-context{color:var(--muted);align-items:center;gap:6px;padding-left:4px;font-size:11px;display:flex}.composer-context svg{width:13px;height:13px}.send-button{background:var(--text);width:35px;height:35px;color:var(--bg);border:0;border-radius:50%;place-items:center;display:grid}.send-button svg{width:20px;height:20px}.send-button:disabled{opacity:.28}.send-button:not(:disabled):hover{transform:translateY(-1px)}.composer-hint{color:var(--muted);justify-content:space-between;gap:12px;margin:11px 4px 0;font-size:10px;line-height:1.5;display:flex}.suggestion-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:30px;display:grid}.suggestion{border:1px solid var(--line);background:var(--bg);text-align:left;border-radius:13px;flex-direction:column;gap:7px;padding:16px;display:flex}.suggestion svg{color:var(--accent);width:18px;height:18px;margin-bottom:7px}.suggestion strong{font-size:12px;font-weight:550}.suggestion span{color:var(--muted);font-size:11px;line-height:1.5}.suggestion:hover{background:var(--sidebar);border-color:#c5cdc4}.transcript{width:min(760px,100% - 64px);margin:0 auto;padding:22px 0 40px}.message{gap:14px;min-width:0;margin-bottom:32px;display:flex}.message-body{overflow-wrap:anywhere;flex:1;min-width:0;font-size:15px;line-height:1.9}.message-user{justify-content:flex-end;margin-bottom:36px}.message-user .message-body{background:var(--surface);border-radius:22px 22px 6px;flex:0 auto;max-width:86%;padding:12px 19px}.plain-message{white-space:pre-wrap;margin:0}.assistant-avatar{border:1px solid var(--line);width:27px;height:27px;color:var(--accent);border-radius:9px;flex:none;place-items:center;margin-top:1px;font-size:14px;font-weight:650;display:grid}.message-author{margin-bottom:8px;font-size:12px;font-weight:600;line-height:27px}.message-muted{color:var(--muted);font-size:12px}.message-system{color:var(--muted);border-left:2px solid var(--line);padding:10px 14px;font-size:12px}.markdown-content p{margin:0 0 16px}.markdown-content p:last-child{margin-bottom:0}.markdown-content h3{margin:21px 0 10px;font-size:17px}.markdown-content h3:first-child{margin-top:0}.markdown-content ul,.markdown-content ol{margin:12px 0 18px;padding-left:24px}.markdown-content li{margin-bottom:5px}.markdown-content a{color:var(--accent);text-underline-offset:3px}.markdown-content code{background:var(--surface);border-radius:4px;padding:2px 5px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em}.markdown-content blockquote{border-left:3px solid var(--line);color:var(--muted);margin:12px 0;padding:4px 16px}.code-block{border:1px solid var(--line);background:var(--sidebar);border-radius:12px;margin:16px 0;overflow:hidden}.code-toolbar{border-bottom:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;padding:8px 13px;font-size:11px;display:flex}.code-block pre{tab-size:2;max-height:560px;margin:0;padding:15px 17px;font-size:13px;line-height:1.7;overflow-x:auto}.code-block pre code{font-size:inherit;white-space:pre;background:0 0;border-radius:0;padding:0}.copy-button{color:var(--muted);background:0 0;border:0;border-radius:5px;align-items:center;gap:6px;margin-top:12px;padding:5px 6px;font-size:11px;display:inline-flex}.copy-button svg{width:14px;height:14px}.copy-button:hover{background:var(--hover);color:var(--text)}.code-toolbar .copy-button{margin-top:0}.thinking{gap:5px;padding:13px 0;display:flex}.thinking>span:not(.sr-only){background:var(--muted);border-radius:50%;width:6px;height:6px;animation:1.5s infinite blink}.thinking>span:nth-child(2){animation-delay:.15s}.thinking>span:nth-child(3){animation-delay:.3s}@keyframes blink{0%,80%,to{opacity:.25}40%{opacity:1}}.uncertain-label{color:var(--error);padding:4px 0;font-size:11px}.composer-dock{padding:4px 32px max(17px, env(safe-area-inset-bottom));background:var(--bg);flex-shrink:0;position:relative}.composer-dock .composer-wrap{max-width:760px}.latest-button{border:1px solid var(--line);background:var(--bg);box-shadow:var(--shadow);border-radius:25px;align-items:center;gap:6px;padding:8px 12px;font-size:11px;display:flex;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.latest-button svg{width:14px}.chat-notice,.chat-error{border-radius:9px;flex-shrink:0;margin:0 24px 10px;padding:10px 16px;font-size:12px;line-height:1.7}.chat-notice{background:var(--sidebar);color:var(--muted)}.chat-error,.error-banner{background:var(--error-bg);color:var(--error)}.readonly-note{text-align:center;color:var(--muted);padding:16px 0;font-size:12px;line-height:1.8}.hc-dialog{color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:20px;width:min(480px,100vw - 32px);max-height:calc(100dvh - 48px);padding:0;box-shadow:0 24px 80px #00000020}.hc-dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#10181350}.dialog-surface{flex-direction:column;display:flex}.dialog-header{border-bottom:1px solid var(--line);background:var(--bg);z-index:1;justify-content:space-between;align-items:center;padding:19px 24px;display:flex;position:sticky;top:0}.dialog-header h2{margin:0;font-size:17px;font-weight:600}.dialog-body{padding:20px 24px 24px;font-size:13px;line-height:1.8}.dialog-body p{color:var(--muted)}.settings-intro{margin-top:0}.setup-card,.identity-card,.platform-card,.gateway-card{border-bottom:1px solid var(--line);padding:18px 0}.section-heading{justify-content:space-between;align-items:center;gap:12px;display:flex}.section-heading h3,.platform-card>h3{margin:0;font-size:14px;font-weight:600}.status-pill{background:var(--surface);color:var(--muted);white-space:nowrap;border-radius:16px;padding:3px 9px;font-size:10px}.status-pill.success{color:var(--accent);background:#edf4ee}.login-form,.target-form{flex-direction:column;gap:12px;display:flex}.target-form h2{margin:0;font-size:15px}.target-form p{color:var(--muted);margin:0;font-size:11px;line-height:1.7}.login-form label,.target-form label{flex-direction:column;gap:6px;font-size:12px;display:flex}.login-form input,.target-form input,.target-form select{border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:9px;width:100%;min-width:0;padding:10px 11px}.target-picker{gap:12px;min-width:0;display:grid}.conversation-row{align-items:center;gap:2px;min-width:0;display:flex}.conversation-row .conversation-item{flex:1;min-width:0}.conversation-menu{color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:6px;flex:0 0 28px;padding:8px 3px}.conversation-menu:hover,.conversation-menu:focus-visible{background:var(--line);color:var(--text)}.recovery-actions{border-bottom:1px solid var(--line);background:var(--bg);padding:10px 24px;font-size:13px}.recovery-actions p{color:var(--muted);margin:0 0 8px;line-height:1.6}.recovery-buttons{flex-wrap:wrap;gap:8px;display:flex}.turn-error{color:#c45252;font-size:13px;line-height:1.7}.rename-conversation{gap:8px;margin-bottom:14px;display:grid}.rename-conversation input{border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:8px;width:100%;padding:10px}.primary-button,.secondary-button{border-radius:9px;min-height:40px;padding:10px 14px;font-size:12px;line-height:1.4}.primary-button{background:var(--text);color:var(--bg);border:1px solid var(--text)}.secondary-button{background:var(--bg);color:var(--text);border:1px solid var(--line)}.primary-button:not(:disabled):hover{opacity:.85}.secondary-button:not(:disabled):hover{background:var(--surface)}.gateway-card>button{margin:6px 8px 4px 0}.fine-print{color:var(--muted);font-size:10px;line-height:1.7}.error-banner{border-radius:8px;padding:10px 12px;font-size:12px}.technical-details{color:var(--muted);overflow-wrap:anywhere;margin-top:12px;font-size:11px}.technical-details summary{cursor:pointer;padding:5px 0}.technical-details dd{word-break:break-all;margin:3px 0 12px}.technical-details dt{font-weight:600}.settings-privacy{padding:20px 0 0;font-size:11px;line-height:1.8}.settings-privacy strong{color:var(--text)}.settings-done{width:100%;margin-top:15px}.dialog-actions{justify-content:flex-end;gap:10px;margin-top:24px;display:flex}.old-session{flex-direction:column;gap:8px;margin-top:12px;display:flex}.sidebar-toggle,.sidebar-backdrop,.mobile-only{display:none}.sidebar-collapsed{grid-template-columns:0 minmax(0,1fr)}.sidebar-collapsed .chat-sidebar{visibility:hidden;padding:0;overflow:hidden}.sidebar-collapsed .sidebar-toggle{display:inline-flex}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#202320;--sidebar:#191c19;--surface:#2c302c;--hover:#343b34;--text:#e5e9e3;--muted:#a0a99e;--line:#383e36;--accent:#a6cdb4;--error:#efb2aa;--error-bg:#482c29;--shadow:0 8px 32px #0003}.status-pill.success{background:#2a3c2f}.composer textarea::placeholder{color:#98a294}}@media (width<=900px){.chat-shell{grid-template-columns:225px minmax(0,1fr)}.chat-header{padding:0 24px}.welcome,.transcript{width:calc(100% - 48px)}.welcome{padding-bottom:64px}.sidebar-collapsed{grid-template-columns:0 minmax(0,1fr)}}@media (width<=700px){.chat-shell,.sidebar-collapsed{display:block}.chat-main{height:100%}.chat-sidebar,.sidebar-collapsed .chat-sidebar{z-index:30;width:min(285px,85vw);padding:22px 16px max(16px, env(safe-area-inset-bottom));visibility:hidden;transition:transform .2s,visibility .2s;position:fixed;inset:0 auto 0 0;transform:translate(-100%)}.sidebar-open .chat-sidebar{visibility:visible;transform:translate(0)}.sidebar-backdrop{z-index:25;background:#0005;border:0;width:100%;height:100%;display:block;position:fixed;inset:0}.desktop-only{display:none}.mobile-only,.sidebar-toggle{display:inline-flex}.chat-header{height:62px;padding:0 16px}.header-left{gap:9px}.connection-badge{padding:8px 10px;font-size:10px}.agent-picker strong{max-width:160px;font-size:14px}.agent-popover{left:-40px}.header-agent{font-size:16px}.welcome{width:calc(100% - 36px);padding:30px 0 55px}.welcome-emblem{margin-bottom:14px}.welcome-emblem svg{width:31px;height:31px}.welcome h1{font-size:28px}.welcome-description{margin-bottom:25px;font-size:12px}.welcome-kicker{font-size:10px}.suggestion-grid{gap:8px;margin-top:25px}.suggestion{gap:6px;padding:13px 9px}.suggestion strong{font-size:11px}.suggestion span{font-size:10px}.suggestion svg{width:17px;margin-bottom:5px}.composer{border-radius:20px;padding:13px 12px 10px}.composer textarea{font-size:16px}.composer-hint{gap:8px;font-size:9px}.composer-hint span{white-space:nowrap}.transcript{width:calc(100% - 30px);padding-top:15px}.message{gap:9px;margin-bottom:26px}.message-body{font-size:14px}.assistant-avatar{width:25px;height:25px;font-size:12px}.message-user .message-body{max-width:90%;padding:11px 16px}.message-author{font-size:11px}.code-block pre{padding:12px;font-size:12px}.composer-dock{padding:5px 15px max(14px, env(safe-area-inset-bottom))}.chat-notice,.chat-error{margin:0 15px 8px;padding:9px 12px;font-size:11px}.hc-dialog{border-radius:17px;max-height:calc(100dvh - 28px)}.dialog-header{padding:16px 18px}.dialog-body{padding:16px 18px 20px}.dialog-actions{flex-wrap:wrap}}@media (width<=360px){.suggestion span{display:none}.agent-picker strong{max-width:125px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.runtime-configuration{border-top:1px solid var(--line);gap:12px;margin-top:10px;padding-top:16px;display:grid}.runtime-configuration h3{margin:0;font-size:13px}.runtime-configuration small{color:var(--muted);font-size:10px;line-height:1.6}.context-usage{color:var(--muted);gap:7px;font-size:11px;display:grid}.context-usage progress{width:100%;height:7px;accent-color:var(--accent)}.runtime-activity{gap:10px;margin:8px 0 16px;display:grid}.tool-card,.plan-card{border:1px solid var(--line);background:var(--sidebar);border-radius:10px;padding:10px 12px;font-size:12px}.tool-card summary{cursor:pointer;justify-content:space-between;gap:12px;display:flex}.tool-card summary>span:first-child{overflow-wrap:anywhere}.tool-card h4{color:var(--muted);margin:12px 0 4px;font-size:11px}.tool-card pre,.permission-card pre,.approval-detail{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--surface);border-radius:6px;max-height:360px;padding:10px;font-size:11px;line-height:1.7;overflow-y:auto}.permission-card{border:1px solid var(--accent);background:var(--bg);border-radius:12px;gap:10px;padding:15px;font-size:12px;display:grid}.permission-card h3{margin:0;font-size:13px}.permission-card summary{cursor:pointer}.permission-card .status-pill{white-space:normal;text-align:right}.permission-actions{flex-wrap:wrap;gap:8px;display:flex}.permission-actions button{min-height:42px}.tool-failed{border-color:var(--error)}.plan-card ol{margin:10px 0 0;padding-left:20px}.readonly-draft{margin-top:12px}.readonly-draft label{margin-bottom:6px;display:block}.readonly-draft textarea{box-sizing:border-box;resize:vertical;width:100%;min-height:80px;max-height:200px;font:inherit;padding:10px}