@font-face{font-family:'Tutou Sans';src:url('/assets/noto-sans-regular.ttf') format('truetype');font-weight:400 599;font-display:swap}
@font-face{font-family:'Tutou Sans';src:url('/assets/noto-sans-bold.ttf') format('truetype');font-weight:600 900;font-display:swap}
:root{color-scheme:light;--bg:#fafafa;--panel:#fff;--sidebar:#f5f5f5;--line:#e4e0e2;--text:#242424;--muted:#666166;--subtle:#716871;--secondary:#575057;--accent:#cd2c39;--on-accent:#fff;--error:#bd2330;--field:#fff;--soft:#fff1f2;--soft-border:#f0c6ce;--hover:#ede8eb;--glow:#fff0f3;--code-bg:#f0edef;--code-inline:#eee8ec;--composer-border:#ddc6ce;--sidebar-width:300px;--reading-size:17px;--content-width:860px;--font:'Tutou Sans',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei','Noto Sans CJK SC','Noto Sans SC',sans-serif;font-family:var(--font);font-synthesis:none}
:root[data-theme=dark]{color-scheme:dark;--bg:#161416;--panel:#211d20;--sidebar:#1b181b;--line:#3e343b;--text:#f4eef1;--muted:#b6a8b0;--subtle:#ad9ca6;--secondary:#cbbfc6;--accent:#ff737d;--on-accent:#281114;--error:#ff939b;--field:#1a1719;--soft:#352027;--soft-border:#64333f;--hover:#ffffff0c;--glow:#342029;--code-bg:#100e10;--code-inline:#33262d;--composer-border:#60404d}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.5}button,input,textarea,select{font:inherit}button{cursor:pointer;color:inherit;background:transparent;border:0;border-radius:10px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1.3;padding:10px 14px}button:disabled{opacity:.5;cursor:default}button:hover:not(:disabled){background:var(--hover)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:3px}input,textarea,select{color:var(--text);background:var(--field);border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-height:44px;min-width:0;max-width:100%;font-size:16px}input,textarea{width:100%}textarea{resize:vertical}input:focus,textarea:focus{border-color:var(--accent)}label{display:block;font-size:15px;color:var(--muted);margin:18px 0 8px}h1,h2,p{margin-top:0}h1{font-size:clamp(28px,3vw,36px);line-height:1.3;letter-spacing:-.5px;font-weight:600}h2{font-size:18px;font-weight:600;margin:0}.muted{color:var(--muted);line-height:1.7}.tiny{font-size:14px}.eyebrow{font-size:12px;font-weight:600;letter-spacing:1.5px;color:var(--muted)}:lang(zh-CN) .eyebrow{letter-spacing:1px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.gate{min-height:100dvh;display:grid;place-items:center;padding:32px 22px;background:radial-gradient(ellipse at 70% 0,var(--glow) 0,transparent 55%)}.gate-card{width:100%;max-width:410px}.brand-mark{width:60px;height:60px;object-fit:contain;margin-bottom:28px}.brand-mark.small{width:42px;height:42px;margin:0;flex-shrink:0}.primary{background:var(--accent);color:var(--on-accent);font-weight:600;padding:14px 18px;justify-content:space-between;width:100%;margin-top:18px}.primary:hover:not(:disabled),.send:hover:not(:disabled){background:var(--accent);filter:brightness(.95)}.gate-foot{border-top:1px solid var(--line);margin-top:28px;padding-top:22px;font-size:14px;color:var(--muted);display:flex;align-items:center;gap:9px}.dot{display:inline-block;width:8px;height:8px;background:var(--accent);border-radius:50%;flex-shrink:0}.dot.offline{background:var(--subtle)}.error{font-size:15px;color:var(--error);margin-top:14px}.subtle{color:var(--muted);font-size:14px;padding:8px 12px}.subtle:hover{color:var(--text)}.icon-button{padding:0;width:44px;height:44px;flex-shrink:0;font-size:24px;color:var(--muted)}.outline-button{border:1px solid var(--line);background:var(--panel);font-size:15px;font-weight:600}
#app{display:flex;height:100dvh;overflow:hidden}#sidebar{width:var(--sidebar-width);flex-shrink:0;background:var(--sidebar);display:flex;flex-direction:column;padding:20px 14px 12px;min-height:0;overflow:hidden}.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;letter-spacing:1px;margin:0 2px 22px;flex-shrink:0}.brand>div{flex:1;min-width:0}.brand span{display:block;font-size:10px;color:var(--muted);letter-spacing:1px;margin-top:3px}.brand #close-sidebar{margin-left:auto;width:38px}.new-chat{justify-content:flex-start;padding:12px 14px;text-align:left;background:var(--soft);border:1px solid var(--soft-border);font-size:15px;font-weight:600;color:var(--accent);flex-shrink:0}.new-chat .ui-icon{width:22px;height:22px}.sidebar-heading{display:flex;justify-content:space-between;align-items:center;font-size:12px;letter-spacing:1.2px;color:var(--muted);padding:12px 8px 0}#thread-search{min-height:40px;margin:2px 0 12px;padding:8px 10px;background:var(--panel);font-size:14px}#threads{overflow:auto;flex:1;min-height:60px;scrollbar-width:thin;overscroll-behavior:contain}.thread{display:block;text-decoration:none;width:100%;text-align:left;padding:12px;margin-bottom:5px;font-size:15px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;color:var(--secondary);border-radius:10px}.thread.active{background:var(--soft);color:var(--text)}.thread:hover{background:var(--hover)}.thread time{display:block;font-size:12px;color:var(--subtle);margin-top:5px}footer{padding-top:12px;flex-shrink:0}.host-card{border:1px solid var(--line);border-radius:12px;padding:12px;display:flex;align-items:center;gap:10px;font-size:13px}.host-card>div{min-width:0;overflow-wrap:anywhere}.host-card span:not(.dot){display:block;font-size:12px;color:var(--muted);margin-top:3px}.footer-actions{display:flex;justify-content:space-between;margin-top:6px}.preferences{display:flex;gap:8px;margin-top:12px}.preferences select{width:50%;min-width:0;font-size:14px;padding:8px}
#sidebar-resizer{width:6px;flex-shrink:0;background:var(--sidebar);border-right:1px solid var(--line);cursor:col-resize;touch-action:none;position:relative;z-index:4}#sidebar-resizer:hover,#sidebar-resizer:focus-visible,body.resizing #sidebar-resizer{background:var(--soft-border)}body.resizing{cursor:col-resize;user-select:none}#app.sidebar-collapsed #sidebar,#app.sidebar-collapsed #sidebar-resizer{display:none}main{flex:1;min-width:0;display:flex;flex-direction:column}header{min-height:82px;flex-shrink:0;border-bottom:1px solid var(--line);padding:14px 24px;display:flex;align-items:center;gap:12px}.title-wrap{min-width:0;flex:1}.title-wrap h2{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.title-wrap p{font-size:13px;color:var(--muted);margin:5px 0 0}.connection{font-size:12px;border:1px solid var(--line);padding:7px 10px;border-radius:20px;color:var(--muted);white-space:nowrap}.connection.online{color:var(--accent);border-color:var(--soft-border)}.tabs{display:flex;padding:8px 24px;border-bottom:1px solid var(--line);gap:4px;overflow-x:auto;flex-shrink:0;scrollbar-width:thin}.tabs a{display:flex;align-items:center;justify-content:center;flex-shrink:0;min-height:44px;color:var(--muted);text-decoration:none;padding:10px 16px;border-radius:10px;font-size:15px;font-weight:600;white-space:nowrap}.tabs a:hover{background:var(--hover)}.tabs a.active{background:var(--soft);color:var(--accent)}.panel{flex:1;min-height:0;display:flex;flex-direction:column;position:relative}
#messages{flex:1;overflow:auto;padding:28px max(24px,calc((100% - var(--content-width))/2));overscroll-behavior:contain;scrollbar-gutter:stable}.welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:95%;padding:32px 0;text-align:center}.welcome-icon{width:76px;height:76px;object-fit:contain;margin-bottom:24px}.welcome h1{margin-bottom:12px}.welcome>p:not(.eyebrow){font-size:17px;color:var(--muted);line-height:1.7}.suggestions{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap;justify-content:center}.suggestions button{border:1px solid var(--line);padding:15px;font-size:15px;text-align:left;color:var(--secondary);max-width:100%}.suggestions button:hover{border-color:var(--accent)}.message{padding:0 0 30px;line-height:1.8;font-size:var(--reading-size);overflow-wrap:anywhere}.message .role{font-size:12px;font-weight:600;color:var(--muted);letter-spacing:1px;margin-bottom:10px}.message.user{margin:0 0 28px auto;max-width:90%;padding:14px 18px;background:var(--soft);border:1px solid var(--soft-border);border-radius:17px 17px 3px 17px;white-space:pre-wrap}.message p{margin:0 0 14px}.message p:last-child{margin-bottom:0}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--code-bg);padding:16px;border:1px solid var(--line);border-radius:10px;font:14px/1.7 ui-monospace,'SFMono-Regular',Consolas,'Noto Sans Mono','Noto Sans CJK SC',monospace;overflow:auto}.message code{font-family:ui-monospace,Consolas,'Noto Sans CJK SC',monospace;font-size:.88em;color:var(--text);background:var(--code-inline);padding:2px 5px;border-radius:4px}.message pre code{background:none;padding:0;font-size:14px}.message a{color:var(--accent)}.message.commentary{color:var(--secondary);font-size:var(--reading-size)}.tool{margin:0 0 14px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;color:var(--muted)}.tool summary{cursor:pointer;overflow-wrap:anywhere}.tool pre{max-height:350px;color:var(--secondary);margin-bottom:0}.tool.failed{border-color:var(--error)}.history-button{display:flex;margin:0 auto 22px;border:1px solid var(--line);padding:10px 16px;font-size:14px;color:var(--muted)}.jump-wrap{height:0;position:relative;z-index:3;display:flex;justify-content:center;pointer-events:none}#jump-bottom{position:absolute;bottom:14px;pointer-events:auto;border:1px solid var(--soft-border);background:var(--panel);box-shadow:0 3px 12px #0002;font-size:14px;min-height:42px;border-radius:24px;padding:9px 16px}
.composer-wrap{position:relative;padding:10px max(24px,calc((100% - var(--content-width))/2)) max(8px,env(safe-area-inset-bottom));background:var(--bg);flex-shrink:0}#composer{border:1px solid var(--composer-border);border-radius:18px;background:var(--panel);padding:10px 12px;box-shadow:0 3px 16px #00000005}#composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px var(--soft)}#prompt{border:0;background:transparent;resize:none;padding:8px 4px;min-height:72px;max-height:25dvh;font-size:var(--reading-size);line-height:1.6;outline:none!important;display:block}.composer-bottom{display:flex;flex-direction:column;gap:6px}.composer-selects{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:8px}.composer-selects select{width:100%;border:1px solid var(--line);background:var(--bg);padding:9px 10px;font-size:14px;min-height:42px}.composer-tools{display:flex;align-items:center;gap:4px}.send{background:var(--accent);color:var(--on-accent);font-size:26px;width:44px;height:44px;min-width:44px;flex-shrink:0;border-radius:12px;padding:0;margin-left:auto}.fast-toggle{font-size:14px;padding:8px 12px;min-height:40px;border:1px solid var(--line);color:var(--muted)}.fast-toggle[aria-pressed=true]{background:var(--soft);border-color:var(--soft-border);color:var(--accent)}.fast-toggle span{font-size:12px}.composer-note{color:var(--subtle);font-size:12px;text-align:center;margin:6px 0 0}#status-line{display:flex;align-items:center;flex-wrap:wrap;gap:3px 10px;padding:8px 2px 0;max-height:72px;overflow:auto;font-size:12px;color:var(--muted)}#status-line button{font-size:12px;min-height:24px;line-height:1.5;padding:1px 3px;max-width:100%;overflow-wrap:anywhere;text-align:left;justify-content:flex-start}#status-line [data-fast=true]{color:var(--accent)}#activity{padding:4px max(24px,calc((100% - var(--content-width))/2));display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);flex-shrink:0}#activity-text{flex:1}.pulse{width:8px;height:8px;flex-shrink:0;border-radius:50%;background:var(--accent);animation:pulse 1.4s infinite}@keyframes pulse{50%{opacity:.3}}#requests{max-height:35dvh;overflow:auto;padding:0 max(24px,calc((100% - var(--content-width))/2));flex-shrink:0}.request{background:var(--soft);border:1px solid var(--soft-border);border-radius:12px;padding:16px;margin:10px 0;font-size:16px}.request pre{max-height:140px}.request button{background:var(--soft-border);margin:6px 7px 0 0;font-size:14px}.request .primary{display:inline-flex;background:var(--accent);width:auto}.request label{margin-top:10px;color:var(--text)}.request select{width:100%;margin:8px 0}.delivery-status{display:flex;align-items:center;flex-wrap:wrap;gap:7px;color:var(--muted);font-size:13px;margin-top:8px;white-space:normal}.delivery-status[data-status=queued]{color:var(--accent)}.delivery-status[data-status=failed]{color:var(--error)}.delivery-status button{text-decoration:underline;padding:4px;font-size:13px}.message.pending{border-style:dashed}#attachments{display:flex;flex-wrap:wrap;gap:8px}.attachment{font-size:14px;border:1px solid var(--line);padding:8px 10px;border-radius:8px;color:var(--accent);margin-bottom:8px}
.utility{overflow:auto;padding:30px max(24px,calc((100% - var(--content-width))/2));scrollbar-gutter:stable}.section-intro h1{font-size:30px}.path-bar{display:flex;gap:8px}.path-bar button{border:1px solid var(--line);flex-shrink:0}.path-bar input{flex:1;width:0}.file-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:14px 0;font-size:14px;color:var(--muted)}.file-row{display:flex;align-items:center;gap:12px;padding:15px 6px;border-bottom:1px solid var(--line);color:var(--text);text-decoration:none;width:100%;text-align:left;font-size:16px}.file-row:hover{background:var(--hover)}.file-icon{font-size:22px;color:var(--accent);width:24px;flex-shrink:0}.file-name{flex:1;overflow-wrap:anywhere;min-width:0}.file-size{font-size:13px;color:var(--muted);white-space:nowrap}#toast{position:fixed;top:86px;left:50%;transform:translateX(-50%);background:var(--panel);border:1px solid var(--soft-border);padding:14px 20px;border-radius:12px;z-index:60;font-size:15px;width:max-content;max-width:90vw;box-shadow:0 8px 35px #0003}
#command-menu{position:absolute;bottom:calc(100% - 8px);left:max(24px,calc((100% - var(--content-width))/2));right:max(24px,calc((100% - var(--content-width))/2));max-height:min(340px,42dvh);overflow:auto;border:1px solid var(--composer-border);background:var(--panel);border-radius:14px;padding:6px;box-shadow:0 8px 30px #0002;z-index:10}#command-menu button{display:flex;width:100%;text-align:left;justify-content:flex-start;border-radius:8px;padding:10px 12px;gap:14px;font-size:14px}#command-menu button[aria-selected=true]{background:var(--soft)}#command-menu code{font-size:14px;min-width:105px;color:var(--accent)}#command-menu span{color:var(--muted)}.settings-card{background:var(--panel);border:1px solid var(--line);padding:22px;border-radius:16px;margin-bottom:20px;flex-shrink:0}.settings-card h2{margin-bottom:10px}.settings-card .muted{font-size:15px}.range-row{display:flex;align-items:center;gap:16px}.range-row input{padding:0;accent-color:var(--accent)}.range-row output{white-space:nowrap}.status-option{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--line);padding:6px 0}.status-option label{display:flex;align-items:center;gap:12px;flex:1;margin:0;min-width:0;color:var(--text);font-size:15px;overflow-wrap:anywhere}.status-option input{width:20px;height:20px;min-height:20px;flex-shrink:0;accent-color:var(--accent)}.status-option button{min-height:38px;width:38px;padding:0}.setting-actions{display:flex;gap:10px;margin-top:18px}.native-toolbar{display:flex;gap:10px;align-items:center;padding:12px 18px;border-bottom:1px solid var(--line);flex-shrink:0}.native-toolbar>div{flex:1;min-width:0}.native-toolbar>div>span{display:block;font-size:13px}.native-toolbar .outline-button{font-size:14px}:is(#native-terminal,#shell-terminal){flex:1;min-height:140px;min-width:0;overflow:hidden;padding:12px 10px;background:var(--panel)}:is(#native-terminal,#shell-terminal) .xterm{height:100%}:is(#native-keys,#shell-keys){display:flex;gap:4px;overflow-x:auto;border-top:1px solid var(--line);padding:6px 12px;flex-shrink:0}:is(#native-keys,#shell-keys) button{border:1px solid var(--line);min-width:42px;padding:8px;min-height:40px;font-size:14px;white-space:nowrap}:is(#native-input-form,#shell-input-form){display:flex;gap:8px;padding:4px 12px 8px;flex-shrink:0}:is(#native-input,#shell-input){flex:1;width:0}.native-info{font-size:13px;color:var(--muted);padding:6px 18px max(8px,env(safe-area-inset-bottom));flex-shrink:0}.native-info summary{cursor:pointer}.native-info code{display:block;overflow-wrap:anywhere;margin:10px 0}.native-info p{margin-bottom:0}
@media(min-width:1200px){.composer-bottom{flex-direction:row;align-items:center;gap:10px}.composer-selects{flex:1}.composer-tools{flex-shrink:0}.composer-tools .send{margin-left:8px}}
@media(max-width:900px){#sidebar{position:fixed;inset:0 auto 0 0;z-index:40;width:min(var(--sidebar-width),calc(100vw - 40px));transform:translateX(-100%);transition:transform .18s;box-shadow:8px 0 30px #0002}#sidebar.open{transform:translateX(0)}#app.sidebar-collapsed #sidebar{display:flex}#sidebar-resizer{display:none}#overlay{position:fixed;inset:0;background:#0007;z-index:35;backdrop-filter:blur(2px)}header{min-height:70px;padding:10px 12px;gap:8px}.title-wrap h2{font-size:17px}.title-wrap p{font-size:12px}.tabs{padding:6px 12px;gap:2px}.tabs a{padding:9px 12px;font-size:14px}.connection{font-size:11px;padding:6px 8px}#messages{padding:22px 18px}.composer-wrap{padding:8px 12px max(8px,env(safe-area-inset-bottom))}#activity{padding:3px 18px}#requests{padding:0 12px}.utility{padding:25px 18px}.suggestions{flex-direction:column;max-width:330px;width:100%}.suggestions button{justify-content:center}.welcome{padding:20px 0}.welcome>p:not(.eyebrow){max-width:340px}.message.user{max-width:95%}#command-menu{left:12px;right:12px}}
@media(max-width:540px){header{padding:8px;gap:4px;min-height:66px}.title-wrap p{display:none}.title-wrap h2{font-size:16px}.connection{font-size:10px;max-width:90px;text-align:center;white-space:normal;padding:5px 7px}header .icon-button{width:40px}#prompt{min-height:66px}.composer-selects select{font-size:14px;padding:9px 6px}.composer-note{display:none}#status-line{max-height:48px;padding-top:5px;font-size:12px;gap:2px 8px}.message{line-height:1.8}.welcome h1{font-size:28px}.welcome-icon{width:60px;height:60px}.welcome .eyebrow{font-size:11px}.native-toolbar{padding:8px 12px}.native-toolbar>div>span{display:none}.native-info{font-size:12px}.settings-card{padding:16px}:is(#native-terminal,#shell-terminal){padding:8px 4px}.status-option label{font-size:14px}.tabs{padding:5px 8px}.tabs a{font-size:14px;padding:9px 11px}}
@media(max-height:600px){header{min-height:54px;padding-top:5px;padding-bottom:5px}.title-wrap p,.composer-note{display:none}.tabs{padding-top:3px;padding-bottom:3px}.tabs a{min-height:38px}.brand{margin-bottom:10px}footer .host-card{display:none}#prompt{min-height:50px;max-height:100px}.composer-wrap{padding-top:5px;padding-bottom:5px}#status-line{max-height:28px}.welcome-icon{display:none}.native-info{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
/* Code and command text stays inside a disclosure, never in its heading. */
.tool{padding:0;overflow:hidden}.tool summary,.code-block summary{display:flex;align-items:center;gap:10px;list-style:none;padding:12px 14px;min-height:48px}.tool summary::-webkit-details-marker,.code-block summary::-webkit-details-marker{display:none}.tool-label{flex:1;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.tool-state{color:var(--accent);flex-shrink:0}.detail-show,.detail-hide{margin-left:auto;font-size:13px;color:var(--accent);white-space:nowrap}.detail-hide{display:none}details[open]>summary .detail-hide{display:inline}details[open]>summary .detail-show{display:none}.tool-content{padding:0 14px 14px}.tool-caption{font-size:13px;font-weight:600;margin:10px 0 6px}.tool-content pre{margin:0;max-height:360px;white-space:pre;overflow-wrap:normal}.code-block{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:12px 0;font-size:15px;background:var(--panel)}.code-block summary{cursor:pointer;font-size:14px}.code-block .code-count{color:var(--muted);font-size:12px}.code-block pre{margin:0;border:0;border-top:1px solid var(--line);border-radius:0;max-height:440px;white-space:pre;overflow-wrap:normal}
#route-error{padding:14px 18px;background:var(--soft);border-bottom:1px solid var(--soft-border);display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--error);font-size:15px}#route-error>span{flex:1;min-width:180px}
/* A phone keyboard or landscape viewport must not push input controls off-screen. */
#messages{min-height:0}
#requests{flex-shrink:1;min-height:0}
@media(max-height:600px){#messages{padding-top:8px;padding-bottom:8px}:is(#native-terminal,#shell-terminal){min-height:80px}#prompt{max-height:70px}#attachments{max-height:60px;overflow:auto}.native-toolbar{padding-top:6px;padding-bottom:6px}}
@media(max-height:480px){#chat-panel,#native-panel,#terminal-panel{overflow-y:auto}#prompt{height:44px;min-height:44px;max-height:44px}#composer{padding:6px 10px}#requests:not(:empty){min-height:44px}#attachments{max-height:36px}#status-line{flex-wrap:nowrap;max-height:28px;white-space:nowrap}#status-line button{white-space:nowrap;flex-shrink:0}}

/* Shared SVG icon system: theme colors, identical geometry in every language. */
.ui-icon{display:block;width:20px;height:20px;flex:0 0 auto;pointer-events:none;vertical-align:middle}
.icon-button .ui-icon{width:22px;height:22px}
button .ui-icon,a .ui-icon{color:inherit}
.tabs a{gap:7px}.tabs .ui-icon{width:18px;height:18px}
.suggestions .ui-icon{width:18px;height:18px}
.file-icon{display:flex;align-items:center;justify-content:center}.file-icon .ui-icon{width:23px;height:23px}
.file-row>.ui-icon{color:var(--muted);width:18px;height:18px}
.tool-state{display:inline-flex;align-items:center}.tool-state .ui-icon{width:16px;height:16px}
.tool.failed .tool-state{color:var(--error)}
.tool summary>.ui-icon,.code-block summary>.ui-icon,.native-info summary>.ui-icon{width:16px;height:16px;color:var(--muted);transition:transform .15s}
.tool[open]>summary>.ui-icon,.code-block[open]>summary>.ui-icon,.native-info[open]>summary>.ui-icon{transform:rotate(90deg)}
.native-info summary{display:flex;align-items:center;gap:8px;list-style:none}.native-info summary::-webkit-details-marker{display:none}
[data-icon=loader]{animation:icon-spin 1.2s linear infinite}@keyframes icon-spin{to{transform:rotate(360deg)}}
#status-line .ui-icon{width:16px;height:16px}
.attachment>span{min-width:0;overflow:hidden;text-overflow:ellipsis}.attachment>.ui-icon{width:16px;height:16px}
/* One composer: left actions, scrollable selections, right Fast; Send by the text. */
.composer-input{display:flex;align-items:flex-end;gap:8px;min-width:0}
.composer-input #prompt{flex:1;width:0;min-width:0}
.composer-input>.send{margin:0 0 4px;width:44px;height:44px;min-height:44px;border-radius:50%;box-shadow:none}
.send .ui-icon{width:23px;height:23px;stroke-width:2.1}
.composer-bottom{display:flex;flex-direction:row;align-items:center;gap:8px;margin-top:3px}
.composer-bottom>.composer-tools{display:flex;flex:0 0 auto;gap:0}
.composer-toolbar{display:flex;flex:1;min-width:0;align-items:center;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:var(--composer-border) transparent;padding:2px 1px;scroll-padding:2px;container-type:inline-size}
.composer-toolbar .composer-selects{display:flex;flex:0 0 auto;min-width:0;gap:6px}
.composer-selects select{width:auto;max-width:min(200px,100cqw);min-height:44px}
#fast{display:inline-flex;flex:0 0 auto;align-items:center;gap:7px;min-height:44px;padding:8px 10px;color:var(--muted);background:transparent;border:1px solid var(--line);border-radius:12px;white-space:nowrap}
#fast[aria-pressed=true]{background:var(--text);color:var(--panel);border-color:var(--text)}
#fast:hover:not(:disabled){border-color:var(--muted)}
#fast .ui-icon{width:20px;height:20px}
#fast .fast-label{font-size:14px}#fast-state{font-size:12px}
@media(max-width:900px){
 .composer-wrap{padding:5px 8px max(5px,env(safe-area-inset-bottom))}
 #composer{padding:5px 8px;border-radius:16px}
 #prompt{height:40px;min-height:40px;max-height:min(120px,22dvh);padding:7px 4px;font-size:16px;line-height:26px}
 .composer-input{align-items:flex-end;gap:6px}
 .composer-input>.send{margin-bottom:0}
 .composer-bottom{gap:6px;margin-top:0}
 .composer-selects select{max-width:min(170px,100cqw);font-size:16px;padding:8px 6px}
 #fast{width:44px;height:44px;padding:0;gap:0;justify-content:center}
 #fast .fast-label,#fast-state{display:none}
 #status-line{flex-wrap:nowrap;max-height:29px;min-height:0;padding-top:2px;gap:8px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
 #status-line:empty{display:none}
 #status-line button{flex-shrink:0;white-space:nowrap;overflow-wrap:normal;max-width:none;padding:1px 2px}
 .composer-note{display:none}
 #attachments{flex-wrap:nowrap;overflow-x:auto;max-height:50px}
 .attachment{flex-shrink:0;max-width:85%;white-space:nowrap;margin-bottom:4px;padding:5px 8px}
 #activity{padding:0 12px;font-size:12px;min-height:32px}
 #activity #stop{min-height:32px;padding:4px 8px}
 #jump-bottom{min-height:40px;width:40px;padding:0;bottom:8px}
 #jump-bottom span{display:none}
 #command-menu{left:8px;right:8px}
}
@media(max-width:900px) and (max-height:480px){#prompt{max-height:70px}#status-line{max-height:25px}#chat-panel{overflow-y:hidden}}

:root{--select-arrow:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2220%22%20height%3D%2220%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23666166%22%20stroke-width%3D%221.8%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22m6%209%206%206%206-6%22%2F%3E%3C%2Fsvg%3E")}
:root[data-theme=dark]{--select-arrow:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2220%22%20height%3D%2220%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22none%22%20stroke%3D%22%23b6a8b0%22%20stroke-width%3D%221.8%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%3Cpath%20d%3D%22m6%209%206%206%206-6%22%2F%3E%3C%2Fsvg%3E")}
select,.composer-selects select,.preferences select,.request select{appearance:none;background-image:var(--select-arrow);background-repeat:no-repeat;background-position:right 8px center;background-size:18px 18px;padding-right:30px}
@media(prefers-reduced-motion:reduce){[data-icon=loader]{animation:none}.tool summary>.ui-icon,.code-block summary>.ui-icon,.native-info summary>.ui-icon{transition:none}}

/* Stable sidebar rows: only the status icon changes while a task is running. */
.thread{display:flex;align-items:center;gap:10px}
.thread-copy{flex:1;min-width:0}
.thread-name{display:block;overflow:hidden;text-overflow:ellipsis;line-height:1.5}
.thread-meta{display:flex;align-items:center;gap:7px;margin-top:4px;min-width:0;font-size:12px;line-height:1.5;color:var(--subtle)}
.thread .thread-meta time{margin:0;flex-shrink:0;font:inherit}
.thread-status-label{overflow:hidden;text-overflow:ellipsis}
.thread-status-label::before{content:'·';margin-right:7px;color:var(--subtle)}
.thread-indicator{--state-color:var(--muted);--state-bg:var(--hover);position:relative;display:grid;place-items:center;width:26px;height:26px;flex:0 0 26px;border-radius:50%;color:var(--state-color);background:var(--state-bg)}
.thread-indicator .ui-icon{width:16px;height:16px;position:relative}
.thread[data-state=running] .thread-indicator{--state-color:#167544;--state-bg:#e5f5eb}
.thread[data-state=waiting] .thread-indicator{--state-color:#936000;--state-bg:#fff2c7}
.thread[data-state=error] .thread-indicator{--state-color:#c53040;--state-bg:#ffeaed}
[data-theme=dark] .thread[data-state=running] .thread-indicator{--state-color:#75dda2;--state-bg:#1b3b2a}
[data-theme=dark] .thread[data-state=waiting] .thread-indicator{--state-color:#f4ce64;--state-bg:#43361a}
[data-theme=dark] .thread[data-state=error] .thread-indicator{--state-color:#ff909b;--state-bg:#49232b}
.thread:is([data-state=running],[data-state=waiting],[data-state=error]) .thread-indicator::before{content:'';position:absolute;inset:0;border:1px solid currentColor;border-radius:inherit;animation:thread-pulse 2.4s ease-in-out infinite}
@keyframes thread-pulse{0%,100%{opacity:.15;transform:scale(.88)}50%{opacity:.8;transform:scale(1.15)}}
@media(prefers-reduced-motion:reduce){.thread-indicator::before{animation:none!important;opacity:.6}}

/* Installed app safe areas, with the same layout in a regular browser. */
#app{padding-top:env(safe-area-inset-top);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}
@media(max-width:900px){#sidebar{padding-top:max(20px,calc(env(safe-area-inset-top) + 12px));padding-left:max(14px,env(safe-area-inset-left));padding-bottom:max(12px,env(safe-area-inset-bottom))}}

.terminal-screen .xterm{height:100%}.native-toolbar #shell-host{font-size:15px;overflow-wrap:anywhere}#shell-input{font-size:16px}#shell-input-form button{flex-shrink:0}

.panel-dialog{position:fixed;top:calc(var(--viewport-height,100dvh)/2);bottom:auto;left:0;right:0;transform:translateY(-50%);margin:0 auto;width:min(760px,94vw);max-height:calc(var(--viewport-height,100dvh)*.9);padding:0;border:1px solid var(--line);border-radius:16px;background:var(--panel);color:var(--text)}.panel-dialog::backdrop{background:#0008;backdrop-filter:blur(3px)}.panel-dialog>header{display:flex;justify-content:space-between;position:sticky;top:0;background:var(--panel);padding:12px 18px;z-index:1}.dialog-body{padding:18px;overflow:auto}.dialog-body textarea{resize:vertical;max-height:calc(var(--viewport-height,100dvh)*.45)}.dialog-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}.dialog-error{color:var(--error);white-space:pre-wrap}.command-result{margin:12px 0;border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:10px}.command-result summary{display:flex;gap:8px;align-items:center;cursor:pointer;min-width:0}.command-result summary code{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.command-result small{margin-left:auto;color:var(--muted);white-space:nowrap}.command-result pre{white-space:pre-wrap;overflow:auto;max-height:320px;font-size:14px}
#goal-card{display:flex;align-items:center;gap:12px;margin:8px 18px 0;padding:10px 14px;border:1px solid var(--soft-border);border-radius:12px;background:var(--soft);flex-shrink:0}.goal-summary{flex:1;min-width:0}.goal-summary strong{font-size:14px}.goal-summary p{font-size:14px;margin:3px 0;max-height:44px;overflow:auto;white-space:pre-wrap}.goal-summary small{font-size:12px;color:var(--muted)}.goal-actions{display:flex;gap:4px}.goal-actions button{width:36px;padding:6px}#status-line{max-height:none;min-height:30px;overflow-x:auto;flex-wrap:nowrap;white-space:nowrap}#status-line button{flex-shrink:0}@media(max-width:540px){#goal-card{margin:4px 8px 0;padding:7px 10px}.goal-summary p{max-height:36px;font-size:12px}.goal-actions{flex-direction:column;gap:0}.goal-actions button{min-height:30px;height:30px}.goal-summary small{font-size:11px}#status-line{max-height:none}}

#command-transcript{overflow:auto;flex:1;min-height:100px;padding:16px max(12px,calc((100% - var(--content-width))/2));overscroll-behavior:contain}.command-job{border:1px solid var(--line);background:var(--panel);border-radius:12px;margin-bottom:14px;overflow:hidden}.command-job-head{display:flex;gap:8px;align-items:flex-start;padding:10px 14px;background:var(--hover)}.command-job-head code{flex:1;min-width:0;white-space:pre-wrap;overflow-wrap:anywhere;font-size:15px}.command-job-head button{padding:4px;min-height:30px;width:30px;flex-shrink:0}.command-job pre{white-space:pre-wrap;overflow:auto;overflow-wrap:anywhere;max-height:60dvh;margin:0;padding:12px 14px;font-size:15px;line-height:1.6}.command-job-status{padding:6px 14px;font-size:12px;color:var(--muted);overflow-wrap:anywhere;border-top:1px solid var(--line)}.command-job-input{display:flex;padding:8px;gap:6px}.command-job-input input{flex:1;width:0}#command-form{flex-shrink:0;border-top:1px solid var(--line);padding:10px max(12px,calc((100% - var(--content-width))/2));background:var(--panel)}.command-path{display:flex;align-items:center;gap:8px;margin-bottom:6px}.command-path label{margin:0;font-size:12px;white-space:nowrap}.command-path input{min-height:34px;height:34px;font-size:14px}.command-entry{display:flex;gap:8px;align-items:flex-end}#command-text{font-size:16px;resize:vertical;max-height:140px;font-family:ui-monospace,monospace}.command-entry button{flex-shrink:0}#command-form p{margin:5px 0 0;font-size:11px}@media(max-width:540px){.command-job pre{font-size:14px}.command-job-input button{padding:7px}.command-path label{display:none}#command-form{padding-bottom:max(8px,env(safe-area-inset-bottom))}}
/* The same compact controls and previews on every screen size. */
#attachments{display:grid;grid-template-columns:repeat(auto-fill,minmax(86px,1fr));gap:8px;max-height:176px;overflow:auto;margin:0;flex:none}#attachments:not(:empty){padding:4px 0 8px}.attachment-tile{position:relative;min-width:0}.attachment.attachment-open{display:flex;flex-direction:column;gap:4px;width:100%;max-width:100%;padding:6px;margin:0;background:var(--panel);border:1px solid var(--line);white-space:normal}.attachment-thumb{height:48px;display:grid;place-items:center;width:100%;overflow:hidden;border-radius:5px;background:var(--hover)}.attachment-thumb img{width:100%;height:100%;object-fit:cover}.attachment-name{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}.attachment-remove{position:absolute;right:0;top:0;min-height:30px;width:30px;padding:5px;background:var(--panel);border:1px solid var(--line);border-radius:50%}.attachment-remove .ui-icon{width:15px;height:15px}.attachment-preview{display:block;max-width:100%;max-height:65dvh;margin:auto;object-fit:contain}.file-editor{font-family:ui-monospace,'Noto Sans CJK SC',monospace;font-size:15px;line-height:1.6}.download-link{display:inline-flex;margin-top:12px;padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--text)}.dialog-actions .primary,.command-entry .primary{width:auto;margin:0;justify-content:center}.panel-dialog h2{align-self:center;overflow-wrap:anywhere}.dialog-body label:first-child{margin-top:0}.message-actions{display:flex;align-items:center;gap:2px;margin:10px 0 -4px;white-space:normal;color:var(--muted)}.message-actions button{min-height:34px;width:34px;padding:7px}.message-actions .ui-icon{width:18px;height:18px}.copy-bar{display:flex;justify-content:flex-end;padding:2px 8px;color:var(--muted)}.copy-bar button{min-height:30px;width:30px;padding:5px}.copy-bar .ui-icon{width:16px;height:16px}.copy-bar+pre{margin-top:0}.command-job-input button{flex-shrink:0}.command-entry textarea{flex:1;min-width:0}#command-form{padding-top:8px}#command-transcript{min-height:0}#terminal-panel{display:flex;flex-direction:column;min-height:0;overflow:hidden}.panel-dialog .dialog-body{white-space:normal}
@media(max-width:900px){#attachments{grid-template-columns:repeat(auto-fill,minmax(76px,1fr));max-height:104px}.attachment-thumb{height:40px}.message-actions button{min-height:40px;width:40px}.native-toolbar{flex-wrap:wrap;gap:6px;padding:8px 12px}.native-toolbar>div{min-width:0;flex:1}.native-toolbar strong{font-size:14px}.native-toolbar>button{font-size:12px;padding:6px;min-height:36px}#command-form p{display:none}#command-text{max-height:100px}.command-entry .primary{padding:12px}}
.turn-error{border:1px solid var(--error);border-radius:12px;padding:12px;margin-top:12px;color:var(--error)}.turn-error p{white-space:pre-wrap;overflow-wrap:anywhere;margin:6px 0 0}.login-device-code{font-size:24px;letter-spacing:4px;padding:12px;background:var(--code-bg);text-align:center}
@media(max-width:900px){#status-line{min-height:28px;padding-top:0}#attachments:empty{display:none}}

.terminal-history{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;max-height:60dvh;overflow:auto}
/* Keyboard / landscape: keep the conversation and Send within the viewport. */
html.compact-height main>header{min-height:42px;height:42px;padding-top:0;padding-bottom:0}html.compact-height .tabs{padding-top:0;padding-bottom:0}html.compact-height .tabs a{min-height:36px;padding-top:6px;padding-bottom:6px}html.compact-height #goal-card{margin:3px 8px 0;padding:4px 8px;gap:8px;min-height:40px}html.compact-height .goal-summary{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:1px 8px}html.compact-height .goal-summary strong{font-size:12px}html.compact-height .goal-summary small{font-size:11px;white-space:nowrap;text-align:right}html.compact-height .goal-summary p{grid-row:2;grid-column:1 / -1;max-height:16px;line-height:16px;font-size:11px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}html.compact-height .goal-actions{flex-direction:row;gap:0}html.compact-height .goal-actions button{height:32px;min-height:32px;width:32px}html.compact-height #attachments{max-height:48px;grid-template-columns:repeat(auto-fill,minmax(76px,1fr));gap:5px}html.compact-height #attachments:not(:empty){padding:2px 0 4px}html.compact-height .attachment.attachment-open{padding:3px;gap:1px}html.compact-height .attachment-thumb{height:20px}html.compact-height .attachment-name{font-size:10px;line-height:14px}html.compact-height .attachment-remove{width:26px;min-height:26px;padding:4px}html.compact-height #status-line{min-height:24px;height:24px;padding:0}html.compact-height .composer-wrap{padding-top:3px;padding-bottom:3px}html.compact-height #activity{min-height:24px;font-size:11px}html.compact-height #activity #stop{min-height:24px;padding:0 6px}html.compact-height #command-menu{max-height:35dvh}


/* iOS: no automatic zoom when a field gets focus (fields must be >= 16px). */
@supports (-webkit-touch-callout: none) { input, textarea, select, .xterm-helper-textarea { font-size: 16px !important; } }