:root{color-scheme:light;--paper:#f1efeb;--ink:#30383a;--green:#2c554e;--line:#cfd2cb;--sage:#e4e9e2;--copper:#94715c;--muted:#59635f;--error:#874c3b;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-size:15px;line-height:1.65}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit;color:inherit}button,a,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}a{color:var(--green);text-underline-offset:4px}button:focus-visible,a:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--green);outline-offset:4px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:20;top:8px;left:12px;transform:translateY(-160%);background:var(--paper);padding:10px 16px}.skip-link:focus{transform:none}.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 296px;max-width:1440px;margin:0 auto;align-items:start}.conversation{min-width:0;padding:0 40px;max-width:900px;width:100%;margin:0 auto;min-height:calc(100vh - 73px);min-height:calc(100dvh - 73px);display:flex;flex-direction:column}.visitor-notice{font-size:12px;color:var(--muted);padding:12px 0 0;margin:0}.welcome{margin:auto 0;padding:64px 0 50px;max-width:560px}.welcome-mark{width:60px;height:36px;margin-bottom:20px}.welcome-mark svg{width:100%;height:100%;stroke:var(--green);fill:none;stroke-width:1.25;stroke-linejoin:round;stroke-linecap:round}.welcome h1{font:400 26px/1.5 "Songti SC","Noto Serif CJK SC","Source Han Serif SC",SimSun,serif;margin:0 0 13px;letter-spacing:.02em}.welcome>p{margin:0;color:#56625d;line-height:1.9;font-size:15px}.suggestions{margin:28px 0 20px;display:flex;flex-wrap:wrap;gap:9px 10px;max-width:480px}.suggestions button{background:transparent;border:1px solid var(--line);border-radius:5px;padding:9px 12px;min-height:44px;font-size:12px;text-align:left;transition:background-color .15s,border-color .15s}.suggestions button:hover{background:var(--sage);border-color:#aebfb3}.welcome .welcome-scope{font-size:12px;line-height:1.8;max-width:440px;color:var(--muted)}.messages{padding:23px 0 12px}.messages:empty{display:none}.message{padding:17px 0 26px;max-width:100%;overflow-wrap:anywhere}.message+.message{margin-top:6px}.message-heading{display:flex;align-items:center;gap:9px;margin-bottom:12px;font-size:12px;color:var(--muted)}.message-heading strong{font-weight:500;color:var(--ink)}.message-user{align-self:flex-end;margin-left:36px;padding:14px 18px 17px;background:var(--sage);border-radius:7px}.message-user .message-heading{margin-bottom:4px}.message-content{font-size:15px;line-height:1.85}.message-content>:first-child{margin-top:0}.message-content>:last-child{margin-bottom:0}.message-content p{margin:12px 0;white-space:pre-wrap}.message-content h3{font-size:16px;font-weight:500;margin:22px 0 8px}.message-content ul,.message-content ol{padding-left:22px;margin:12px 0}.message-content li{margin:6px 0;white-space:pre-wrap}.message-content code{font:12px/1.7 ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;background:#e5e6df;padding:2px 4px;border-radius:3px}.code-block{margin:16px 0;border:1px solid var(--line);border-radius:5px;overflow:hidden;background:#e9ebe5}.code-block-head{display:flex;justify-content:space-between;align-items:center;padding:5px 11px;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.code-copy{min-height:32px;border:0;background:none;padding:3px 7px;color:var(--green);font-size:12px}.code-block pre{margin:0;padding:15px;overflow:auto;max-width:100%;white-space:pre;tab-size:4}.message-content pre code{background:none;padding:0;font-size:12px;line-height:1.8}.message-evidence{margin:17px 0 0;padding-top:10px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.message-evidence summary{cursor:pointer;min-height:32px;display:flex;align-items:center;gap:6px}.message-evidence summary:before{content:"＋"}.message-evidence[open] summary:before{content:"−"}.message-evidence ul{list-style:none;margin:6px 0;padding:0}.message-evidence li{margin:6px 0;line-height:1.7}.message-evidence a{color:var(--green)}.execution-note{margin-top:13px;border-left:2px solid #b5c6bb;padding-left:11px;font-size:12px;line-height:1.7;color:var(--muted)}.execution-note.is-failed{border-color:var(--error);color:var(--error)}.execution-note p{margin:4px 0}.execution-note ul{padding-left:16px;margin:6px 0}.message-files{margin-top:15px;display:flex;flex-wrap:wrap;gap:8px}.message-files a{display:block;border:1px solid var(--line);border-radius:4px;padding:8px 11px;font-size:12px;text-decoration:none;max-width:100%;overflow-wrap:anywhere}.message-files small{display:block;color:var(--muted);font-size:12px}.pending-message{display:flex;align-items:flex-start;gap:9px;color:var(--muted);font-size:12px;margin:8px 0 25px;min-height:30px}.pending-dot{width:6px;height:6px;flex:none;margin-top:7px;border-radius:50%;background:var(--green)}.composer{position:sticky;bottom:0;z-index:2;margin-top:auto;padding:15px 0 18px;background:var(--paper)}.composer-field{border:1px solid #bac5bc;border-radius:9px;display:flex;align-items:flex-end;gap:10px;padding:13px;background:#f7f7f2}.composer-field:focus-within{border-color:var(--green)}.composer textarea{display:block;resize:vertical;flex:1;min-width:0;min-height:48px;max-height:240px;border:0;background:transparent;outline:none;font-size:14px;line-height:1.75;padding:1px 0}.composer textarea:focus-visible{outline:none}.composer textarea::placeholder{color:#808a82}.composer button[type=submit]{display:flex;align-items:center;justify-content:center;width:38px;height:38px;min-height:38px;flex:none;border:0;background:var(--green);color:var(--paper);border-radius:5px}.composer button svg{width:21px;height:21px;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;fill:none}.composer-note{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted);margin-top:8px}.model-disclaimer{font-size:12px;color:var(--muted);margin:5px 0 0}.context-panel{border-left:1px solid var(--line);min-width:0;padding:22px 22px 30px;position:sticky;top:0;max-height:100vh;max-height:100dvh;overflow-y:auto}.context-section{padding:4px 0 24px}.context-section+.context-section{border-top:1px solid var(--line);padding-top:22px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}.section-heading h2{font-weight:500;font-size:13px;margin:0}.small-label{font-size:12px;color:var(--muted)}.empty-heading{font-size:13px;margin:6px 0}.muted{font-size:12px;color:var(--muted);line-height:1.85;margin:8px 0}.context-link{font-size:12px;text-decoration:none;display:flex;align-items:center;justify-content:space-between;min-height:44px;gap:10px}.context-link:hover{text-decoration:underline}.context-footnote{font-size:12px;color:var(--muted);line-height:1.9;margin:4px 0}.project-title{font-size:14px;font-weight:500;margin:4px 0 10px;overflow-wrap:anywhere}.project-meta{font-size:12px;color:var(--muted);margin:7px 0}.project-states{padding:0;margin:12px 0;list-style:none;font-size:12px;color:var(--muted)}.project-states li{margin:5px 0}.project-states li:before{content:"·";margin-right:7px}.report-table{width:100%;border-collapse:collapse;font-size:12px;margin:8px 0}.report-table th,.report-table td{text-align:left;padding:7px 0;border-bottom:1px solid #dfe1da;font-weight:400;vertical-align:top}.report-table td{text-align:right;color:var(--ink);font-variant-numeric:tabular-nums}.report-table th{color:var(--muted);padding-right:10px}.report-disclaimer{font-size:12px;color:var(--muted);margin-top:13px;line-height:1.8}.file-item{border-bottom:1px solid #dfe1da;padding:12px 0}.file-item:first-child{padding-top:0}.file-item a{font-size:12px;text-decoration:none;overflow-wrap:anywhere;display:block;min-height:30px}.file-item a:hover{text-decoration:underline}.file-item p{font-size:12px;color:var(--muted);margin:4px 0}.file-preview{font-size:12px;margin-top:8px}.file-preview summary{cursor:pointer;min-height:32px;color:var(--green)}.file-preview pre{overflow:auto;max-height:280px;margin:8px 0;font:12px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;background:#e9ebe5;border:1px solid var(--line);padding:10px;border-radius:4px}.error-notice{margin:17px 0 0;padding:12px 14px;border:1px solid #cfafa2;border-radius:5px;color:var(--error);font-size:12px}.error-notice p{margin:0}.error-notice>div{display:flex;gap:20px}.error-notice .text-button{color:var(--error)}.noscript-notice{padding:20px;border-top:1px solid var(--line);margin:0;background:var(--paper)}@media(min-width:1600px){.conversation{padding-left:60px;padding-right:60px}.content-layout{grid-template-columns:minmax(0,1fr) 310px}}@media(max-width:1180px){.conversation{padding:0 27px}.content-layout{grid-template-columns:minmax(0,1fr) 252px}.context-panel{padding-left:18px;padding-right:18px}}@media(max-width:960px){.content-layout{display:block;position:relative}.context-panel{display:none;position:static;border-left:0;border-bottom:1px solid var(--line);max-height:none;padding:22px 27px}.context-panel.is-open{display:block}.content-layout:has(.context-panel.is-open){display:flex;flex-direction:column}.context-panel.is-open{order:-1;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:0 26px}.context-panel.is-open .context-section{padding-top:4px;border:0}.context-panel.is-open .context-section:last-of-type{border-top:1px solid var(--line);padding-top:20px;grid-column:1/-1}.context-panel.is-open .context-footnote{grid-column:1/-1}.conversation{max-width:760px;min-height:calc(100dvh - 73px)}.welcome{margin:auto 0;padding:58px 0 45px}}@media(max-width:640px){:root{font-size:15px}.conversation{padding:0 20px;min-height:calc(100dvh - 225px)}.visitor-notice{font-size:12px;padding-top:11px}.welcome{padding:40px 0 38px;margin:0}.welcome-mark{margin-bottom:14px;width:51px}.welcome h1{font-size:24px;margin-bottom:10px}.welcome>p{font-size:14px;line-height:1.9}.desktop-break{display:none}.suggestions{margin:23px 0 17px;gap:8px}.suggestions button{font-size:12px;padding:8px 10px;min-height:44px}.welcome .welcome-scope{font-size:12px}.messages{padding-top:17px}.message{padding-bottom:23px}.message-user{margin-left:20px;padding:12px 14px 15px}.message-content{font-size:14px;line-height:1.9}.message-heading{font-size:12px}.message-content h3{font-size:15px}.composer{padding-top:12px;padding-bottom:max(13px,env(safe-area-inset-bottom));position:sticky;bottom:0}.composer textarea{font-size:16px;line-height:1.6;min-height:52px}.composer-field{padding:11px;gap:7px;border-radius:7px}.composer button[type=submit]{width:40px;height:40px}.composer-note{font-size:12px;gap:8px}.composer-note span:last-child{display:none}.model-disclaimer{font-size:12px}.context-panel.is-open{display:block;padding:19px 20px}.context-panel.is-open .context-section+.context-section{padding-top:18px;border-top:1px solid var(--line)}.context-panel.is-open .context-section{padding-bottom:18px}.context-footnote{font-size:12px}.pending-message{font-size:12px}.error-notice{font-size:12px}.code-block pre{padding:12px}.message-content pre code{font-size:12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Conversation content and evidence. */
.markdown-table-wrap{max-width:100%;overflow-x:auto;margin:16px 0;border:1px solid var(--line);border-radius:4px;overscroll-behavior-x:contain}
.markdown-table-wrap:focus-visible{outline:2px solid var(--green);outline-offset:3px}
.markdown-table{width:100%;min-width:380px;border-collapse:collapse;font-size:13px;line-height:1.7}
.markdown-table th,.markdown-table td{text-align:left;padding:10px 13px;vertical-align:top;border-bottom:1px solid var(--line)}
.markdown-table th{font-weight:500;background:var(--sage)}
.markdown-table tbody tr:last-child td{border-bottom:0}
.markdown-table .align-center{text-align:center}.markdown-table .align-right{text-align:right}
.message-content a{overflow-wrap:anywhere;text-decoration-thickness:1px}
.visitor-notice{font-size:12px;line-height:1.8;padding-top:14px;max-width:620px}
.suggestions .suggestion-build{background:var(--sage);border-color:#aebfb3;color:var(--green)}
.sync-status{font-size:12px;color:var(--muted);margin:0;padding:6px 0}

/* Start with a focused conversation; engineering panels appear with actual work. */
.companion-page .app-shell:not(.has-projects){grid-template-columns:minmax(0,1fr)}
.companion-page .app-shell:not(.has-projects) .sidebar{display:none}
.companion-page .app-shell:not(.has-projects) .main-area{grid-column:1}
.companion-page .content-layout{display:block;max-width:1100px}
.companion-page .content-layout.has-context{display:grid;grid-template-columns:minmax(0,1fr) 296px;max-width:1440px}
.companion-page .context-panel{display:none}
.companion-page .context-panel.is-open{display:block}
.companion-page .conversation{max-width:820px}
.companion-page .app-topbar{height:48px;padding-top:0;padding-bottom:0}
.companion-page .header-name{display:none}
.companion-page .service-state{display:flex;align-items:center;gap:14px;min-width:0}
.companion-page .app-topbar .connection-status,.companion-page .model-status{font-size:12px;line-height:1.5;color:var(--muted)}
.companion-page .model-status{overflow-wrap:anywhere}
.companion-page .quiet-button{display:block;flex:none;font-size:12px}
.companion-page .app-shell{--agent-status-height:48px;--agent-picker-height:0px}
.companion-page .welcome{max-width:100%;padding-top:42px;padding-bottom:32px}
.companion-page .welcome-scope{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:100%;font-size:13px;line-height:1.8}
.companion-page .welcome-scope p{margin:0;color:var(--muted)}
.companion-page .welcome-scope strong{display:block;color:var(--ink);font-size:13px;font-weight:500;margin-bottom:5px}
.companion-page .visitor-notice{font-size:13px;line-height:1.7;padding:0;margin:0 0 10px;max-width:none}
.companion-page .composer-note,.companion-page .model-disclaimer{font-size:12px}
.companion-page .error-notice>div{flex-wrap:wrap;gap:0 20px}
.companion-page .text-button,.companion-page .simulation-label{font-size:12px}
@media(max-width:960px){
 .companion-page .content-layout.has-context{display:flex;flex-direction:column}
 .companion-page .content-layout.has-context .conversation{max-width:820px}
 .companion-page .context-panel.is-open{width:100%;order:-1;display:grid;grid-template-columns:1fr 1fr;gap:0 26px}
}
@media(max-width:640px){
 .companion-page .app-shell.has-projects{--agent-picker-height:69px}
 .companion-page .app-topbar{padding-left:20px;padding-right:20px}
 .companion-page .service-state{display:flex;gap:10px}
 .companion-page .app-topbar .connection-status{margin:0;font-size:12px}
 .companion-page .model-status{font-size:12px;line-height:1.4}
 .companion-page .quiet-button{font-size:12px;white-space:nowrap}
 .companion-page .quiet-button span{margin-left:4px}
 .companion-page .welcome{padding-top:26px;padding-bottom:24px}
 .companion-page .welcome-scope{grid-template-columns:1fr;gap:12px;font-size:13px}
 .companion-page .welcome-scope strong{display:inline;margin:0 8px 0 0}
 .companion-page .suggestions{margin:20px 0 18px}
 .companion-page .suggestions button{font-size:12px}
 .companion-page .conversation:has(#welcome:not([hidden])) .composer{position:static}
 .companion-page .context-panel.is-open{display:block}
 .companion-page .product-name{font-size:12px}
}
@media(max-width:370px){
 .companion-page .service-state{display:block}
 .companion-page .model-status{display:block}
 .companion-page .visitor-notice{font-size:13px}
}

/* Run records present measured output rather than a second application shell. */
.code-run-results{min-width:0;margin:12px 0 28px;scroll-margin-top:calc(var(--agent-header-height) + 16px)}
.run-section-heading,.run-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}
.run-section-heading h2{font-size:15px;font-weight:500;margin:0}
.run-section-note{font-size:12px;line-height:1.8;color:var(--muted);margin:8px 0;overflow-wrap:anywhere}
.code-run-card{border-top:1px solid var(--line);padding:20px 0 18px;min-width:0;scroll-margin-top:calc(var(--agent-header-height) + 16px)}
.code-run-card:last-child{border-bottom:1px solid var(--line)}
.run-heading{align-items:baseline;flex-wrap:wrap;gap:5px 12px}
.run-heading h3{margin:0;font-size:14px;font-weight:500;overflow-wrap:anywhere;min-width:0}
.run-status{font-size:12px;color:var(--green);flex:none}
.is-failed .run-status,.run-read-error{color:var(--error)}
.run-meta{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;margin:7px 0 0;overflow-wrap:anywhere}
.run-summary,.run-code-report,.run-event-summary{font-size:13px;line-height:1.8;margin:12px 0;overflow-wrap:anywhere;white-space:pre-wrap}
.run-details>summary,.run-logs>summary{font-size:12px;min-height:44px;padding:11px 0;cursor:pointer;color:var(--green)}
.run-detail-body{min-width:0}
.run-waveform{margin:8px 0 18px;min-width:0;border:1px solid var(--line);border-radius:4px;padding:12px 9px 2px;background:#f7f7f2}
.run-waveform figcaption{font-size:12px;color:var(--muted);padding:0 4px 5px;overflow-wrap:anywhere}
.run-waveform canvas{display:block;width:100%;max-width:100%;height:168px}
.run-evaluation{font-size:13px;margin:16px 0}
.run-evaluation h4,.run-logs h4{font-size:12px;font-weight:500;margin:8px 0}
.run-evaluation p{margin:8px 0;overflow-wrap:anywhere}
.run-evaluation dl{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:5px 20px;margin:9px 0;max-width:420px;font-variant-numeric:tabular-nums}
.run-evaluation dt{color:var(--muted);overflow-wrap:anywhere}
.run-evaluation dd{margin:0;text-align:right}
.run-logs pre{margin:6px 0 14px;padding:12px;max-height:240px;overflow:auto;border:1px solid var(--line);border-radius:4px;background:#e9ebe5;white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace}
.run-download{display:inline-flex;align-items:center;min-height:44px;font-size:13px;line-height:1.7;text-decoration-thickness:1px;overflow-wrap:anywhere}
@media(max-width:640px){
 .code-run-results{margin-bottom:20px}
 .code-run-card{padding-top:16px}
 .run-meta{line-height:1.8}
 .run-waveform{padding-left:4px;padding-right:4px}
}

/* Put the finding before its evidence, with one waveform in view at a time. */
.run-summary{font-size:15px;line-height:1.85;margin:12px 0 8px}
.run-actions{display:flex;align-items:center;gap:6px 20px;flex-wrap:wrap;position:sticky;top:var(--agent-header-height);z-index:3;background:var(--paper);border-bottom:1px solid var(--line);padding:2px 0;margin:0 0 4px}
.run-actions .run-download,.run-actions .text-button{font-size:13px;min-height:44px}
.run-chart-tabs{display:flex;gap:4px;overflow-x:auto;max-width:100%;margin:4px 0 8px;padding:3px 1px;scrollbar-width:thin}
.run-chart-tabs button{flex:0 0 auto;max-width:220px;min-height:44px;border:1px solid transparent;border-radius:4px;background:transparent;padding:8px 11px;font-size:13px;overflow-wrap:anywhere;text-align:left;line-height:1.6}
.run-chart-tabs button[aria-selected=true]{background:var(--sage);border-color:#b5c6bb;color:var(--green)}
.run-chart-tabs button:hover{border-color:var(--line)}
.run-event-markers{font-size:12px;line-height:1.8;color:#735240;margin:7px 0;overflow-wrap:anywhere}
.run-chart-gallery .run-waveform{margin-bottom:8px}
.run-technical>summary,.version-history>summary{font-size:12px;min-height:44px;padding:11px 0;cursor:pointer;color:var(--green)}
.run-technical{border-top:1px solid var(--line);margin-top:7px}
.run-meta{font-size:12px;line-height:1.8}
.version-history{margin-top:12px;border-top:1px solid var(--line)}
.version-history ol{padding:0;margin:0;list-style:none}
.version-entry{border-bottom:1px solid var(--line);padding:9px 0;font-size:12px;line-height:1.8}
.version-entry strong{font-weight:500;color:var(--green)}
.version-entry p{margin:3px 0}.version-entry time{font-size:12px;color:var(--muted)}
.companion-page .visitor-notice{margin:0;font-size:13px;padding:0;line-height:1.7}
.visitor-notice>summary{min-height:44px;padding:10px 0 2px;color:var(--muted);cursor:pointer;font-size:12px}
.visitor-notice>p{margin:7px 0}
.companion-page .composer{padding-top:9px;padding-bottom:max(6px,env(safe-area-inset-bottom))}
.companion-page .composer-field{padding:8px 9px;min-height:60px;align-items:center}
.companion-page .composer textarea{min-height:30px;max-height:150px;resize:vertical}
.companion-page .composer button[type=submit]{width:44px;height:44px;min-height:44px}
.companion-page .composer-note{margin-top:3px;line-height:1.5}
@media(max-width:640px){
 .companion-page .app-shell{--agent-header-height:88px;--agent-status-height:40px}
 .companion-page .agent-header{grid-template-rows:28px 44px;gap:0 10px;padding:6px 16px 8px}
 .companion-page .agent-header .primary-nav a{padding-top:3px;padding-bottom:3px;gap:5px}
 .companion-page .app-topbar{height:40px;padding-left:16px;padding-right:16px}
 .companion-page .app-shell.has-projects{--agent-picker-height:48px}
 .companion-page .sidebar{height:48px;padding:2px 16px}
 .companion-page .project-select select{min-height:44px}
 .companion-page .conversation{padding-left:16px;padding-right:16px}
 .companion-page .model-status{font-size:11px}
 .companion-page .quiet-button{font-size:12px;min-height:40px}
 .companion-page .composer textarea{min-height:28px;font-size:16px;line-height:1.6}
 .companion-page .composer-field{padding:6px 8px;min-height:58px}
 .companion-page .composer-note{font-size:12px}
 .companion-page .composer-note span:first-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
 .companion-page .visitor-notice>summary{min-height:40px;padding-top:9px;font-size:12px}
 .run-actions{column-gap:16px}.run-actions .text-button{font-size:12px}
 .run-heading h3{font-size:14px}.run-summary{font-size:14px}
}

@media(max-width:480px){.companion-page:has(#studio-link:not([hidden])) .app-shell{--agent-header-height:132px}}

.run-takeaway{font-size:13px;line-height:1.8;color:var(--green);margin:4px 0 10px}

/* Nur: a quiet conversation canvas, with tools available on demand. */
.companion-page .app-shell,.companion-page .app-shell.has-projects{--agent-header-height:64px;--agent-status-height:0px;--agent-picker-height:0px;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:64px minmax(0,1fr)}
.companion-page .agent-header{display:flex;gap:12px;height:64px;padding:0 24px;border-bottom-color:transparent;z-index:40}
.companion-page .main-area{grid-column:1;grid-row:2}
.companion-page .content-layout{display:block;max-width:1120px}
.companion-page .conversation{width:100%;max-width:808px;min-height:calc(100dvh - 64px);padding:0 24px}
.companion-page .welcome{margin:clamp(72px,17vh,170px) auto 0;padding:0;max-width:100%;text-align:center}
.companion-page .welcome-mark{width:42px;height:42px;margin:0 auto 18px}
.companion-page .welcome-mark svg{stroke-width:1.4}
.companion-page .welcome h1{font-family:inherit;font-size:30px;font-weight:500;line-height:1.45;letter-spacing:-.025em;margin:0 0 12px}
.companion-page .welcome>p{font-size:14px;line-height:1.8;color:var(--muted);margin:0}
.companion-page .composer{padding:18px 0 max(16px,env(safe-area-inset-bottom));background:var(--paper)}
.companion-page .conversation:has(.welcome:not([hidden])) .composer{position:static;margin-top:28px;margin-bottom:auto;padding-top:0}
.companion-page .composer-field{border:1px solid #d0d7ce;border-radius:22px;padding:16px 14px 14px 20px;min-height:100px;background:#fafbf8;box-shadow:0 3px 12px #283d3106;align-items:flex-end;gap:12px}
.companion-page .composer-field:focus-within{border-color:#8da79a;box-shadow:0 0 0 3px #2c554e08}
.companion-page .composer textarea{min-height:48px;max-height:160px;resize:none;font-size:15px;line-height:1.7;padding:4px 0 0;scrollbar-width:thin}
.companion-page .composer textarea::placeholder{color:#78827b}
.companion-page .composer button[type=submit]{width:44px;height:44px;min-height:44px;border-radius:50%;background:var(--green)}
.companion-page .composer button[type=submit]:disabled{opacity:.35}
.companion-page .conversation:has(.welcome[hidden]) .composer-field{min-height:68px;padding:10px 12px 10px 16px}
.companion-page .conversation:has(.welcome[hidden]) .composer textarea{min-height:36px}
.companion-page .composer-note{margin:8px 3px 0;min-height:18px;justify-content:flex-end;font-size:12px;color:var(--muted)}
.companion-page .composer-note span:first-child{margin-right:auto;display:none}
.companion-page .conversation.has-project .composer-note span:first-child{display:block}
.companion-page .suggestions{display:none;justify-content:center;max-width:none;gap:8px;margin:22px 0 15px}
.companion-page .conversation:has(.welcome:not([hidden])) .suggestions{display:flex}
.companion-page .suggestions button{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:9px 13px;border:1px solid #d9ddd6;border-radius:24px;background:transparent;font-size:13px;line-height:1.5;color:var(--muted)}
.companion-page .suggestions button:hover{border-color:#a9b9ae;background:#e9ede6;color:var(--green)}
.companion-page .suggestions svg{width:18px;height:18px;stroke:var(--green);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex:none}
.companion-page .scope-details{display:none;max-width:640px;margin:0 auto;color:var(--muted);font-size:13px}
.companion-page .conversation:has(.welcome:not([hidden])) .scope-details{display:block}
.companion-page .scope-details>summary,.companion-page .visitor-notice>summary{list-style:none;cursor:pointer;min-height:36px;padding:8px 0;font-size:12px;text-align:center;color:var(--muted)}
.companion-page .scope-details>summary::-webkit-details-marker,.companion-page .visitor-notice>summary::-webkit-details-marker{display:none}
.companion-page .scope-details>summary:after,.companion-page .visitor-notice>summary:after{content:"";display:inline-block;width:5px;height:5px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg);vertical-align:3px;margin-left:8px}
.companion-page details[open]>summary:after{transform:rotate(225deg);vertical-align:0}
.companion-page .welcome-scope{max-width:none;display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:14px 4px;text-align:left;font-size:13px;line-height:1.8}
.companion-page .welcome-scope p{margin:0}
.companion-page .welcome-scope strong{display:block;font-size:13px;margin:0 0 5px}
.companion-page .visitor-notice{font-size:13px;line-height:1.8;margin:0 auto;padding:0;max-width:640px}
.companion-page .visitor-notice>p{margin:6px 0;text-align:center}
.companion-page #visitor-expiry{display:none}
.companion-page .visitor-notice[open] #visitor-expiry{display:inline}
.companion-page .messages{padding:30px 0 12px}
.companion-page .message{padding-bottom:28px}
.companion-page .message-user{margin-left:auto;width:fit-content;max-width:88%;padding:12px 17px;border-radius:20px;background:#e4e9e2}
.companion-page .message-user .message-heading{display:none}
.companion-page .message-heading{font-size:13px;margin-bottom:10px}
.companion-page .message-content{font-size:15px;line-height:1.9}
.companion-page .app-shell .sidebar{display:none;position:fixed;top:64px;bottom:0;left:0;z-index:32;width:280px;max-width:calc(100vw - 44px);height:auto;padding:12px 16px 20px;border-right:1px solid var(--line);background:#e9ece5;overflow-y:auto;overscroll-behavior:contain}
.companion-page .app-shell .sidebar.is-open{display:flex}
.sidebar-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 0 8px 9px}
.sidebar-heading h2{font-size:13px;font-weight:500;margin:0}
.conversation-list{display:flex;flex-direction:column;gap:3px;margin-bottom:26px}
.conversation-item{width:100%;min-height:44px;border:0;border-radius:9px;padding:10px 12px;text-align:left;background:transparent;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;font-size:13px}
.conversation-item:hover,.conversation-item[aria-current]{background:#dce3d9;color:var(--green)}
.companion-page .project-select{display:block;padding:20px 8px 0;border-top:1px solid var(--line)}
.companion-page .project-select label{font-size:12px;margin-bottom:8px}
.companion-page .project-select select{font-size:12px;width:100%;min-height:44px}
.companion-page .project-select p{display:block;font-size:12px}
.companion-page .sidebar-foot{display:block;padding:24px 8px 0;margin-top:auto}
.companion-page .sidebar-foot a{display:block;width:fit-content;min-height:36px;padding-block:7px;font-size:12px}
.companion-page .service-state{display:block;font-size:12px;color:var(--muted);margin-bottom:10px}
.companion-page .service-state span{display:block;margin:4px 0;font-size:12px}
.drawer-backdrop{position:fixed;inset:64px 0 0;z-index:20;border:0;border-radius:0;background:#1d302818;cursor:default}
.companion-page .content-layout.has-context{display:grid;grid-template-columns:minmax(0,1fr) 310px;max-width:1440px}
.companion-page .context-panel.is-open{display:block;top:64px;max-height:calc(100dvh - 64px);padding:24px;background:var(--paper)}
.companion-page .content-layout.has-context .conversation{max-width:808px}
.companion-page .error-notice{border-radius:12px}
@media(max-width:960px){
 .companion-page .content-layout.has-context{display:block}
 .companion-page .context-panel.is-open{position:fixed;inset:64px 0 0 auto;z-index:30;width:360px;max-width:100%;max-height:none;border-left:1px solid var(--line);border-bottom:0;overflow-y:auto;overscroll-behavior:contain}
}
@media(max-width:640px){
 .companion-page .app-shell,.companion-page .app-shell.has-projects{--agent-header-height:64px;--agent-picker-height:0px}
 .companion-page .agent-header{gap:2px;padding:0 8px}
 .companion-page .agent-header .primary-nav a{padding:10px;gap:0}
 .companion-page .conversation{padding:0 18px;min-height:calc(100dvh - 64px)}
 .companion-page .welcome{margin-top:clamp(44px,10vh,84px)}
 .companion-page .welcome-mark{width:36px;height:36px;margin-bottom:16px}
 .companion-page .welcome h1{font-size:25px;letter-spacing:-.03em;margin-bottom:10px}
 .companion-page .welcome>p{font-size:13px}
 .companion-page .conversation:has(.welcome:not([hidden])) .composer{margin-top:24px}
 .companion-page .composer{padding-top:12px}
 .companion-page .composer-field{min-height:100px;padding:13px 11px 12px 16px;gap:8px;border-radius:20px}
 .companion-page .composer textarea{font-size:16px;min-height:50px}
 .companion-page .composer-note{font-size:12px;margin-top:6px;min-height:0}
 .companion-page .suggestions{gap:7px;margin:18px auto 10px;max-width:340px}
 .companion-page .suggestions button{font-size:12px;padding:9px 11px;min-height:44px}
 .companion-page .welcome-scope{grid-template-columns:1fr;gap:14px;font-size:13px}
 .companion-page .visitor-notice{font-size:13px}
 .companion-page .visitor-notice>summary{min-height:36px;padding-top:8px}
 .companion-page .message-content{font-size:15px}
 .companion-page .messages{padding-top:20px}
}