:root{color-scheme:dark;--bg:#262626;--panel:#303030;--line:#4a4a4a;--text:#f0f0f0;--muted:#b9b9b9;--accent:#dedede;--red:#f1c8c8;font-family:Inter,"Segoe UI",system-ui,sans-serif;font-size:15px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,textarea,select{font:inherit}button{min-height:44px;cursor:pointer;color:inherit;border:1px solid var(--line);border-radius:10px;background:transparent;padding:10px 14px}button:hover{background:#3a3a3a}button:disabled{opacity:.45;cursor:default}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button.primary{background:var(--accent);color:#202020;border-color:var(--accent);font-weight:650}button.primary:hover{background:#f0f0f0}.subtle{color:var(--muted);border-color:transparent}.icon{font-size:23px;min-width:44px;padding:6px;border-color:transparent}.eyebrow{font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:650}.muted,.fine{color:var(--muted);line-height:1.6}.fine{font-size:12px}h1,h2,p{margin:0}h2{font-size:23px;font-weight:580}input,textarea,select{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:10px}input{min-height:48px;padding:12px;width:100%}.login{min-height:100dvh;display:grid;place-items:center;padding:24px;background:var(--bg)}.connect-card{width:min(100%,390px);display:grid;gap:18px;text-align:center}.brand-mark{font-size:36px;color:var(--accent);margin-bottom:20px}.connect-card h1{font-size:clamp(48px,10vw,64px);letter-spacing:-.04em}.connect-card label{font-size:13px;margin-top:14px}.connect-card input{text-align:center}.connect-card .primary{display:flex;justify-content:center}.connect-card .fine{margin-top:20px}#login-error,#approval-error{color:var(--red);white-space:pre-wrap;overflow-wrap:anywhere}[hidden]{display:none!important}.shell{height:100dvh;display:flex;overflow:hidden}.shell main{flex:1;min-width:0;display:flex;flex-direction:column}header{display:flex;align-items:center;gap:10px;min-height:78px;padding:12px 16px;padding-top:max(12px,env(safe-area-inset-top));border-bottom:1px solid var(--line)}.heading{min-width:0;flex:1}.heading h1{font-size:17px;font-weight:550;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;margin-top:5px}.connection{font-size:11px;color:var(--accent);white-space:nowrap}.context{display:flex;align-items:center;gap:9px;padding:10px 20px;color:var(--muted);font-size:11px;border-bottom:1px solid #484848}.context-label{font-size:9px;letter-spacing:.1em}#workspace{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sandbox{border:1px solid var(--line);border-radius:5px;padding:3px 5px;white-space:nowrap}.notice{background:#3d3d3d;color:#ededed;padding:10px 20px;font-size:13px;line-height:1.45;overflow-wrap:anywhere}.conversation{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:24px 18px 12px;scroll-behavior:auto}.empty{min-height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px;text-align:center}.empty-icon{width:52px;height:52px;border:1px solid var(--line);border-radius:16px;display:grid;place-items:center;font-size:30px;color:var(--accent);margin-bottom:10px}.empty h2{font-size:29px;letter-spacing:-.035em}.empty p:not(.eyebrow){color:var(--muted);line-height:1.6}.message{margin:0 auto 24px;max-width:800px;overflow-wrap:anywhere;line-height:1.65}.message-label{font-size:10px;letter-spacing:.1em;color:var(--accent);margin-bottom:8px}.message.user{background:#363636;border:1px solid #515151;border-radius:14px;padding:14px 16px}.message.user .message-label{color:var(--muted)}.message-body{white-space:pre-wrap;tab-size:2}.message details{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 14px;font-size:12px}.message summary{cursor:pointer;color:var(--muted);min-height:26px}.message pre{font:12px/1.6 Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;margin:12px 0 0}.composer-wrap{width:100%;max-width:870px;align-self:center;padding:0 12px max(8px,env(safe-area-inset-bottom))}.activity{height:28px;display:flex;align-items:center;color:var(--muted);font-size:11px;padding-left:6px}.activity.busy{color:var(--accent)}.composer{border:1px solid #565656;border-radius:16px;background:var(--panel);padding:12px}.composer textarea{resize:none;border:0;background:transparent;width:100%;padding:4px 2px;line-height:1.5;font-size:16px;max-height:160px;min-height:58px;outline-offset:0}.compose-bottom{display:flex;align-items:center;gap:8px;margin-top:6px}.selectors{display:flex;align-items:center;gap:4px;flex:1;min-width:0}.selectors label{min-width:0;max-width:60%}.selectors label+label{max-width:40%}select{max-width:100%;border:0;padding:10px 18px 10px 4px;font-size:11px;min-height:44px;text-overflow:ellipsis}.send{font-size:24px;background:var(--accent);color:#202020;border:0;width:44px;height:44px;line-height:1;padding:7px}.stop{font-size:12px;color:var(--red);padding:8px}.composer-note{text-align:center;color:#a6a6a6;font-size:10px;padding-top:9px}aside{width:min(88vw,320px);background:#2b2b2b;border-right:1px solid var(--line);position:fixed;z-index:5;inset:0 auto 0 0;display:flex;flex-direction:column;padding:24px 16px;transform:translateX(-100%);transition:transform .18s ease;padding-top:max(24px,env(safe-area-inset-top))}aside.open{transform:translateX(0)}.shade{position:fixed;inset:0;background:#0009;z-index:4}.side-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}.side-head h2{font-size:20px;margin-top:6px}.tabs{display:flex;gap:4px;margin:18px 0 10px}.tabs button{flex:1;border:0;border-radius:7px;color:var(--muted);font-size:12px}.tabs .selected{color:var(--text);background:#414141}.sessions{overflow:auto;flex:1;min-height:0}.session-row{margin-bottom:7px;border:1px solid transparent;border-radius:10px;display:flex;align-items:center}.session-row.current{background:#3c3c3c;border-color:#535353}.session-open{text-align:left;flex:1;min-width:0;border:0}.session-open strong{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:550}.session-open small{font-size:10px;color:var(--muted);display:block;margin-top:6px}.session-action{min-width:44px;padding:6px;color:var(--muted);border:0}.side-footer{font-size:11px;color:var(--muted);padding-top:16px;border-top:1px solid var(--line);margin-top:10px}.side-footer button{display:block;margin-top:10px;font-size:11px}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:5px}dialog{background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:14px;width:min(92vw,600px);max-height:85dvh;padding:0}dialog::backdrop{background:#000b}dialog h2{margin:0}dialog pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;max-height:35dvh;overflow:auto;padding:12px;background:var(--bg);border-radius:8px}dialog .approval-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;flex-wrap:wrap}dialog label{display:block;margin:12px 0 6px}dialog .question{margin-top:12px}.question select{display:block;width:100%;border:1px solid var(--line);font-size:14px}.question input{margin-top:6px}.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}@media(min-width:900px){aside{position:relative;transform:none;width:288px;flex-shrink:0}#menu,#close-sidebar{display:none}header{padding:20px 32px;min-height:92px}.context{padding-inline:32px}.conversation{padding:36px 32px 16px}.composer-wrap{padding:0 24px 16px}.heading h1{font-size:20px}}@media(max-width:374px){header{padding-inline:8px;gap:5px}.connection{font-size:10px}.composer-wrap{padding-inline:8px}.composer{padding:8px}.selectors select{font-size:10px}.conversation{padding-inline:12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.project-path{display:flex;gap:6px;margin:12px 0}.project-path input{min-width:0;font-size:12px}.project-path button{font-size:12px}.project-folders{max-height:30dvh;overflow:auto;margin:12px 0;display:grid;gap:5px}.project-folders button{text-align:left;overflow-wrap:anywhere}.project-folders small{display:block;color:var(--muted);font-size:10px}#project-create-button{margin-top:12px}#project-error,#password-error{color:var(--red);white-space:pre-wrap}#project-button{padding:6px;font-size:11px;white-space:nowrap}.context .sandbox{max-width:38%;font-size:11px}

/* Compact action cards: paths and raw arguments never occupy the summary. */
.message .action-details{padding:0;overflow:hidden}
.message .action-details>summary{display:flex;align-items:center;gap:10px;min-height:44px;padding:10px 12px;list-style:none}
.message .action-details>summary::-webkit-details-marker{display:none}
.message .action-details>summary::before{content:'›';flex:none;font-size:18px;line-height:1}
.message .action-details[open]>summary::before{transform:rotate(90deg)}
.action-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text)}
.action-status{flex:none;font-size:10px;white-space:nowrap}
.action-status.running,.action-status.completed{color:var(--accent)}
.action-status.failed{color:var(--red)}
.action-body{border-top:1px solid var(--line);padding:12px}
.message .action-body pre{margin:0;max-height:24rem;overflow:auto}
.action-body .fine+ .fine,.action-body pre+ .fine{margin-top:10px}
.message .action-details>summary:focus-visible{outline:2px solid var(--accent);outline-offset:-3px;border-radius:10px}
.message .command-group{background:transparent;border-color:transparent}
.command-group>summary .action-title{color:var(--muted)}
.command-list,.file-changes{display:grid;gap:4px}
.command-list{padding:0 12px 8px}
.file-changes-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 12px;font-size:12px;color:var(--muted)}
.file-counts{display:flex;gap:8px;flex:none;font:12px Consolas,monospace;color:var(--muted)}
.file-changes .action-body pre{margin-top:8px}
.diff-added{color:#a4deb1}
.diff-removed{color:#ffaca6}

/* Shared monochrome controls and compact chat layout. */
.icon-sprite{position:absolute;width:0;height:0;overflow:hidden}
.glyph{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
button.icon{display:inline-grid;place-items:center;flex:none;width:44px;height:44px;padding:0;border-radius:8px}
.chat-header{min-height:52px;gap:4px;padding:4px 8px;padding-top:max(4px,env(safe-area-inset-top))}
.chat-header h1{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:15px;font-weight:600;padding-inline:4px}
#context-usage{flex:none;min-width:4ch;text-align:center;white-space:nowrap;font-variant-numeric:tabular-nums}
.side-head{gap:4px;margin-bottom:0}
.project-select{display:flex;align-items:center;gap:8px;flex:1;min-width:0;text-align:left;padding-inline:8px}
#project-name-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
aside{padding:8px 10px;padding-top:max(8px,env(safe-area-inset-top));padding-bottom:max(8px,env(safe-area-inset-bottom))}
.rate-limits{flex:none;border-top:1px solid var(--line);margin-top:8px;padding:10px 4px 0}
.rate-limits h2{font-size:12px;font-weight:600}
.rate-limit-window{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:3px 8px;margin-top:8px;font-size:12px}
.rate-limit-window progress{grid-column:1/-1;width:100%;height:5px;appearance:none;border:0;border-radius:8px;overflow:hidden;background:var(--line)}
.rate-limit-window progress::-webkit-progress-bar{background:var(--line)}
.rate-limit-window progress::-webkit-progress-value{background:var(--accent)}
.rate-limit-window progress::-moz-progress-bar{background:var(--accent)}
.rate-limit-window time{grid-column:1/-1}
.tabs{margin:8px 0}
.connection-alert{position:absolute;z-index:3;top:max(60px,calc(env(safe-area-inset-top) + 52px));left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:10px;width:max-content;max-width:calc(100% - 24px);padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--text);font-size:13px}
.shell main{position:relative}
.conversation{padding-top:16px}
.composer{display:flex;align-items:flex-end;gap:6px;padding:6px}
.composer textarea{display:block;height:44px;min-height:44px;padding:10px 8px;flex:1;min-width:0}
.composer textarea:not(:focus){overflow:hidden}
.image-preview{display:block;margin-block:8px;color:var(--muted)}
.image-preview img{display:block;max-width:100%;max-height:65dvh;border-radius:10px;object-fit:contain}
#preview-dialog{width:min(96vw,1200px);height:90dvh;max-height:90dvh}
#preview-frame{display:block;width:100%;height:100%;min-height:0;flex:1;border:0;background:white}
#preview-status{display:grid;place-content:center;height:100%;padding:56px 24px;text-align:center}
.compose-bottom{margin:0;flex:none}
.activity{height:24px}
#settings-dialog select{display:block;width:100%;padding:10px;border:1px solid var(--line);font-size:14px}
#settings-dialog .fine{margin:12px 0}
#apply-sandbox{margin-top:10px}
.profile-actions{display:grid;gap:8px;margin-top:12px}
.profile-actions button{text-align:left}
.session-action{display:grid;place-items:center}
.sessions-title{flex-shrink:0;margin:8px 12px 14px;font-size:13px;font-weight:600;color:var(--muted)}
.sessions-empty{margin:0 4px;padding:24px 16px;border:1px dashed var(--line);border-radius:12px;text-align:center;overflow-wrap:anywhere}
.message.action-message{margin-bottom:8px}
.message .action-status.completed{color:var(--muted)}
@media(min-width:900px){button#menu,button#close-sidebar{display:none}.chat-header{padding-inline:20px}}

.agent-markdown{white-space:normal}
.agent-markdown > :first-child{margin-top:0}
.agent-markdown > :last-child{margin-bottom:0}
.agent-markdown :is(p,ul,ol,blockquote,table,hr){margin:0 0 .8em}
.agent-markdown :is(ul,ol){padding-inline-start:1.6em}
.agent-markdown li > :is(ul,ol){margin-bottom:0}
.agent-markdown :is(h1,h2,h3,h4,h5,h6){margin:1em 0 .4em;font-size:1em;font-weight:650}
.agent-markdown :is(h1,h2){font-size:1.25em}
.agent-markdown blockquote{border-inline-start:3px solid var(--line);padding-inline-start:12px;color:var(--muted)}
.agent-markdown a{color:#a9d0ff}
.agent-markdown .preview-link{display:inline-flex;align-items:center;gap:9px;max-width:100%;min-height:44px;margin-block:4px;padding:8px 13px;border:1px solid #52739b;border-radius:10px;background:#26384e;color:#d7e8ff;font-size:.9rem;font-weight:650;line-height:1.35;text-decoration:none;vertical-align:middle;overflow-wrap:anywhere}
.agent-markdown .preview-link .glyph{width:18px;height:18px;color:#a9d0ff}
.agent-markdown .preview-link:hover{background:#314a66;border-color:#83ade0}
.agent-markdown .preview-link:focus-visible{outline:2px solid #a9d0ff;outline-offset:3px}
.agent-markdown .preview-link:active{background:#213146}
.agent-markdown hr{border:0;border-top:1px solid var(--line)}
.agent-markdown table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}
.agent-markdown :is(th,td){border:1px solid var(--line);padding:5px 9px}
.agent-markdown code{font-family:Consolas,"SFMono-Regular",Menlo,monospace}
.agent-markdown :not(pre) > code{padding:.12em .3em;border-radius:4px;background:var(--panel);font-size:.9em}
.message .agent-markdown pre{
  margin:0 0 .8em;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#1d1d1d;
  font:13px/1.6 Consolas,"SFMono-Regular",Menlo,monospace;
  white-space:pre;
  overflow-wrap:normal;
  overflow-x:auto;
}
.message .agent-markdown > pre:last-child{margin-bottom:0}
#questions label,#questions .fine{overflow-wrap:anywhere}
#questions select{padding-inline:12px;font-size:16px}
#questions .fine{margin-top:5px}
.async-questions fieldset{min-inline-size:0;border:1px solid var(--line);border-radius:10px;margin:0 0 12px;padding:8px 12px 12px}
.async-questions legend{max-width:100%;padding-inline:4px;font-weight:550}
.async-questions button{display:block;width:100%;margin-top:6px;text-align:left;overflow-wrap:anywhere}

/* Shared custom select, including menus inside modal dialogs. */
.custom-select{position:relative;width:100%;min-width:0}
.custom-select-native{display:none!important}
.custom-select-trigger{display:flex;align-items:center;gap:16px;width:100%;min-height:46px;padding:10px 14px;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:10px;font-size:14px;line-height:1.5}
.custom-select-value{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.custom-select-chevron{flex:0 0 8px;width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);margin:0 3px;color:var(--muted)}
.custom-select-trigger[aria-expanded=true]{border-color:var(--accent)}
.custom-select-trigger[aria-expanded=true] .custom-select-chevron{transform:translateY(2px) rotate(225deg)}
.custom-select-menu{position:fixed;inset:auto;margin:0;padding:5px;border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--text);box-shadow:0 12px 32px #0006;overflow-y:auto;overscroll-behavior:contain;font:14px/1.5 Inter,"Segoe UI",system-ui,sans-serif}
.custom-select-option{position:relative;min-height:44px;padding:10px 36px 10px 12px;border-radius:7px;cursor:pointer;overflow-wrap:anywhere}
.custom-select-option:hover,.custom-select-option.active{background:#454545}
.custom-select-option[aria-selected=true]{font-weight:600;background:#3c3c3c}
.custom-select-option[aria-selected=true]::after{content:'✓';position:absolute;right:12px;top:10px;color:var(--accent)}
.custom-select-option[aria-disabled=true]{opacity:.45;cursor:default}
.custom-select-trigger[aria-invalid=true]{border-color:var(--red)}

.audio-preview{display:flex;flex-direction:column;gap:10px;max-width:480px;width:100%;padding:14px;margin-block:10px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.audio-title{font-size:14px;font-weight:600;overflow-wrap:anywhere}
.audio-preview audio{width:100%;min-width:0;height:44px}
.audio-preview button{align-self:flex-start;font-size:13px}

.audio-transport{display:flex;align-items:center;gap:10px;min-width:0;min-height:44px}
.audio-preview .audio-play{align-self:center;flex:0 0 44px;width:44px;height:44px;padding:0;border-radius:50%;background:var(--accent);color:var(--bg);font-size:16px}
.audio-preview input[type=range]{width:auto;min-width:0;min-height:24px;margin:0;padding:0;border:0;background:transparent;accent-color:var(--accent);cursor:pointer}
.audio-preview .audio-seek{flex:1}
.audio-time{flex-shrink:0;font-size:11px;font-variant-numeric:tabular-nums;color:var(--muted)}
.audio-volume{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted)}
.audio-volume input{flex:1;max-width:140px}

.chat-header .header-spacer{flex:1}

/* All modal windows share the chat shell's header and content hierarchy. */
.popup[open],.popup-form{display:flex;flex-direction:column;min-height:0;overflow:hidden}
.popup-header{display:flex;flex:none;align-items:center;justify-content:space-between;gap:12px;min-height:56px;padding:6px 12px 6px 20px;border-bottom:1px solid var(--line);background:var(--panel)}
.popup-header h2{min-width:0;font-size:15px;line-height:1.5;font-weight:600;overflow-wrap:anywhere}
.popup-content{min-height:0;padding:20px;overflow-y:auto;overscroll-behavior:contain;overflow-wrap:anywhere}
.popup-content>:first-child{margin-top:0}
.popup-content>:last-child{margin-bottom:0}
.popup-content>label:first-child{margin-top:0}
.popup-preview{display:flex;flex:1;flex-direction:column;padding:0;overflow:hidden}
.popup-preview #preview-status{flex:1;min-height:0;height:auto;margin:0}
.popup .approval-actions{padding-top:16px;border-top:1px solid var(--line)}
@media(max-width:480px){.popup-header{padding-left:16px}.popup-content{padding:16px}.popup-preview{padding:0}.popup .project-path{flex-wrap:wrap}.popup .project-path input{flex:1;min-width:120px}}

.attachments{display:flex;gap:8px;flex-wrap:wrap;padding:8px}.attachment{position:relative}.attachment img{width:72px;height:72px;object-fit:cover;border-radius:8px}.attachment button{position:absolute;right:0;top:0;background:#262626;min-height:28px;padding:2px 8px}.message-body .attached-image{display:block;max-width:100%;max-height:320px;border-radius:8px;margin-top:8px}

/* Repository tree */
#repository-panel{inset:0 0 0 auto;transform:none;width:min(88vw,320px);border-right:0;border-left:1px solid var(--line);padding-inline:12px}
.repository-head{display:flex;align-items:center;gap:2px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.repository-head h2{flex:1;min-width:0;font-size:15px}
.repository-content{min-height:0;overflow:auto;overscroll-behavior:contain;padding-block:8px}
.repository-content ul{list-style:none;margin:0;padding:0}
.repository-content li ul{padding-left:12px;margin-left:6px;border-left:1px solid var(--line)}
.repository-content summary,.repository-file{padding:8px 6px;font-size:13px;line-height:1.5;overflow-wrap:anywhere}
.repository-content summary{cursor:pointer;border-radius:6px}
.repository-content summary:hover,.repository-file:enabled:hover{background:var(--panel)}
.repository-content summary:focus-visible,.repository-file:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.repository-file{display:block;width:100%;min-height:0;padding-left:22px;border:0;border-radius:6px;text-align:left;color:var(--muted)}
.repository-file:disabled:hover{background:transparent}
.repository-status{padding:8px 6px}
@media(width < 1100px){#repository-panel{position:fixed}}
@media(width >= 1100px){#repository-panel{width:288px}}