#main.chat-content{padding:20px 28px 0;height:calc(100dvh - 72px);display:flex;flex-direction:column;overflow:hidden}#main.chat-content #page{flex:1;min-height:0}#main.chat-content .page-footer{display:none}.chat-app{height:100%;display:grid;grid-template-columns:180px minmax(0,1fr);gap:24px;max-width:1320px;margin:auto}.chat-history{padding:10px 16px 10px 0;border-right:1px solid var(--ui-line);overflow:auto}.chat-history h2{font-size:12px;color:var(--ui-muted);font-weight:500;margin:6px 0 18px}.chat-history nav{display:grid;gap:5px}.chat-history nav a{display:flex;gap:9px;align-items:center;padding:11px;border-radius:10px;font-size:12px;color:var(--ui-muted);text-decoration:none}.chat-history nav a:hover,.chat-history nav a[aria-current=page]{background:var(--ui-soft);color:var(--ui-primary)}.chat-history nav svg{width:15px;height:15px;flex-shrink:0}.chat-history nav span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-history-empty{font-size:11px;color:var(--ui-muted)}.chat-main{display:flex;flex-direction:column;min-width:0;min-height:0}.chat-header{display:flex;align-items:center;justify-content:space-between;padding:5px 0 18px;border-bottom:1px solid var(--ui-line);gap:12px}.chat-header h1{font-size:20px;margin:0}.chat-header>div{display:flex;gap:10px;align-items:center}.chat-header select{max-width:180px;border:1px solid var(--ui-line);border-radius:10px;padding:8px 12px;background:var(--ui-surface);color:var(--ui-text);font-size:12px}.chat-messages{flex:1;min-height:0;overflow:auto;padding:24px 12px 24px 0;scroll-behavior:smooth;overflow-wrap:anywhere}.chat-message{display:flex;gap:12px;margin:0 auto 26px;max-width:850px}.chat-message>div{min-width:0;flex:1}.chat-avatar{display:grid;place-items:center;width:30px;height:30px;flex-shrink:0;border-radius:10px;background:var(--ui-soft);color:var(--ui-primary);font-size:13px;font-weight:700}.chat-avatar svg{width:18px;height:18px}.chat-message-label{font-size:11px;color:var(--ui-muted);display:block;margin:3px 0 9px}.chat-bubble{font-size:14px;line-height:1.85;color:var(--ui-text)}.chat-bubble p{margin:0 0 12px}.chat-bubble p:last-child{margin-bottom:0}.chat-user .chat-bubble{display:inline-block;background:var(--ui-soft);border-radius:0 15px 15px 15px;padding:12px 16px}.chat-assistant .chat-avatar{background:var(--ui-primary);color:var(--ui-on-primary)}.chat-bubble pre{background:var(--ui-soft);border:1px solid var(--ui-line);border-radius:12px;padding:16px;overflow:auto;white-space:pre;font-size:12px;line-height:1.65}.chat-bubble code{font-family:Consolas,monospace}.chat-copy{background:none;border:0;color:var(--ui-muted);font-size:10px;cursor:pointer;margin:10px 0 0;padding:0}.chat-composer{border:1px solid var(--ui-line);border-radius:18px;background:var(--ui-surface);box-shadow:0 8px 25px #172b4d05;padding:15px 16px 12px;max-width:900px;width:100%;margin:0 auto}.chat-composer:focus-within{border-color:var(--ui-primary)}.chat-composer textarea{display:block;width:100%;min-height:56px;max-height:160px;resize:none;border:0!important;background:none!important;box-shadow:none!important;padding:0!important;color:var(--ui-text);font:inherit;font-size:14px;line-height:1.7}.chat-composer-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px}.chat-composer-bottom>span{font-size:10px;color:var(--ui-muted)}.chat-composer-bottom .button{padding:9px 15px;font-size:12px}.chat-error{color:#c05050;font-size:12px;margin:8px 0 0;line-height:1.5}.chat-error:empty{display:none}.chat-footnote{text-align:center;font-size:10px;color:var(--ui-muted);margin:10px 0 14px}.chat-welcome{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:100%;text-align:center;padding:28px}.chat-welcome>span{display:grid;place-items:center;width:55px;height:55px;background:var(--ui-soft);border-radius:18px;color:var(--ui-primary)}.chat-welcome>span svg{width:30px;height:30px}.chat-welcome h2{font-size:23px;margin:22px 0 10px}.chat-welcome p{font-size:13px;color:var(--ui-muted);margin:0 0 25px}.chat-welcome>div{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.chat-welcome button{background:var(--ui-surface);border:1px solid var(--ui-line);border-radius:12px;padding:10px 13px;color:var(--ui-muted);font-size:11px;cursor:pointer}.chat-typing{display:inline-flex;gap:5px;padding:14px 0}.chat-typing i{height:6px;width:6px;border-radius:50%;background:var(--ui-primary);animation:chat-pulse 1.2s infinite}.chat-typing i:nth-child(2){animation-delay:.2s}.chat-typing i:nth-child(3){animation-delay:.4s}.chat-message-error{color:#c05050}.chat-mobile-history{display:none}@keyframes chat-pulse{50%{opacity:.3;transform:translateY(-3px)}}@media(max-width:1000px){.chat-app{grid-template-columns:1fr;gap:0}.chat-history{display:none}.chat-mobile-history{display:block;background:var(--ui-surface);color:var(--ui-muted);border:1px solid var(--ui-line);border-radius:9px;padding:7px 10px;font-size:11px;margin:10px 0 0;max-width:100%}}@media(max-width:600px){#main.chat-content{padding:12px 14px 0;height:calc(100dvh - 64px)}.chat-header h1{font-size:18px}.chat-header select{max-width:135px;font-size:11px}.chat-header>div{gap:6px}.chat-messages{padding-top:20px}.chat-message{gap:9px}.chat-bubble{font-size:13px}.chat-welcome{padding:20px 5px}.chat-welcome h2{font-size:20px}.chat-composer{padding:12px;border-radius:16px}.chat-composer-bottom>span{font-size:9px}.chat-footnote{font-size:9px}.chat-welcome>div{display:grid}.chat-message .chat-avatar{width:26px;height:26px}.chat-header .button{padding:8px 10px}}@media(prefers-reduced-motion:reduce){.chat-typing i{animation:none}.chat-messages{scroll-behavior:auto}}
#main.chat-content .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}
html[data-audience=student] #main.chat-content{height:calc(100dvh - 136px);width:100%;max-width:none}
@media(max-width:760px){html[data-audience=student] #main.chat-content{height:calc(100dvh - 120px)}}
html[data-audience=teacher] .chat-balance>div{display:none}
#chat-messages .chat-bubble img,#chat-messages .chat-bubble video{max-height:min(36vh,300px)}
.chat-mobile-history{background:var(--ui-surface);color:var(--ui-muted);border:1px solid var(--ui-line);border-radius:9px;padding:8px 10px;font-size:11px;margin:10px 0 0;max-width:100%}.chat-bubble img,.chat-bubble video{max-height:min(36vh,300px)}.chat-ref-preview>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0;flex:1}
.chat-app{grid-template-columns:160px minmax(0,1fr)150px;gap:20px}.chat-balance{align-self:start;border:1px solid var(--ui-line);border-radius:16px;background:var(--ui-surface);padding:18px 15px;margin-top:5px}.chat-balance>span{font-size:12px;color:var(--ui-muted)}.chat-balance>strong{display:block;font-size:27px;letter-spacing:-1px;color:var(--ui-primary);margin:12px 0 5px}.chat-balance>small{display:block;font-size:10px;color:var(--ui-muted);line-height:1.6}.chat-balance>div{margin:16px 0;border-top:1px solid var(--ui-line);padding-top:10px}.chat-balance p{display:flex;justify-content:space-between;font-size:11px;margin:10px 0;gap:7px}.chat-balance p span{display:flex;gap:6px;color:var(--ui-muted)}.chat-balance svg{width:14px;height:14px}.chat-balance b{font-weight:500;color:var(--ui-text);white-space:nowrap}.chat-balance .chat-balance-note{font-size:9px;margin-top:8px}.chat-kind-tabs{display:flex;gap:5px;margin:-4px 0 13px}.chat-kind-tabs button{display:flex;align-items:center;gap:5px;padding:7px 11px;border:0;border-radius:9px;background:none;color:var(--ui-muted);font-size:12px;cursor:pointer}.chat-kind-tabs button.active{background:var(--ui-soft);color:var(--ui-primary);font-weight:600}.chat-kind-tabs svg{width:15px;height:15px}.chat-kind-tabs button:disabled{opacity:.55;cursor:default}.chat-kind-tabs button.active:disabled{opacity:1}.chat-task{display:flex;align-items:center;justify-content:space-between;color:var(--ui-muted);font-size:11px;padding:10px 0;gap:10px}.chat-reference-picker{font-size:11px;color:var(--ui-muted);border-top:1px solid var(--ui-line);padding:10px 0;margin-bottom:8px}.chat-reference-picker summary{cursor:pointer}.chat-reference-picker>div{display:flex;gap:8px;margin-top:9px;align-items:center}.chat-reference-picker select{min-width:0;flex:1;font-size:11px;padding:7px;border:1px solid var(--ui-line);border-radius:8px;background:var(--ui-surface);color:var(--ui-text)}.chat-ref-preview img{width:40px;height:40px;border-radius:8px;object-fit:cover}.chat-result-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-top:12px}.chat-result-actions .button{font-size:11px;padding:7px 10px}.chat-bubble img,.chat-bubble video{display:block;max-height:360px;max-width:100%;width:auto;border-radius:12px}.chat-bubble video{width:100%}.chat-header{flex-wrap:wrap}.chat-composer textarea{min-height:48px}.chat-welcome h2{font-size:22px}@media(max-width:1350px){.chat-app{grid-template-columns:minmax(0,1fr)145px}.chat-history{display:none}.chat-mobile-history{display:block}}@media(max-width:1000px){.chat-app{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);gap:12px}.chat-main{grid-row:2}.chat-balance{grid-row:1;display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:0;padding:10px 13px;border-radius:12px}.chat-balance>strong{font-size:21px;margin:0}.chat-balance>small{display:none}.chat-balance>div{display:flex;gap:12px;margin:0;padding:0;border:0;margin-left:auto}.chat-balance p{gap:6px;margin:0;font-size:10px}.chat-balance p svg{display:none}.chat-balance>span{font-size:11px}.chat-messages{padding-top:18px}.chat-bubble img,.chat-bubble video{max-height:280px}}@media(max-width:600px){.chat-balance{gap:8px}.chat-balance>div{gap:9px}.chat-balance p{font-size:9px;gap:4px}.chat-balance>strong{font-size:18px}.chat-kind-tabs{margin-bottom:10px}.chat-welcome h2{font-size:20px}.chat-header{gap:8px}.chat-composer textarea{min-height:44px}.chat-footnote{margin-bottom:9px}}

.chat-routing-status{margin:-3px 0 11px;padding:7px 10px;border-radius:8px;background:var(--ui-soft);color:var(--ui-primary);font-size:11px;line-height:1.6;overflow-wrap:anywhere}.chat-routing-status[hidden]{display:none}.chat-routing-status.blocked{color:var(--ui-text);border:1px solid var(--ui-line)}.chat-balance p[data-current=true]{color:var(--ui-primary)}.chat-balance p[data-current=true] span,.chat-balance p[data-current=true] b{color:inherit;font-weight:650}
.chat-result-actions .chat-copy,.chat-reply-action{display:inline-flex;align-items:center;justify-content:center;gap:5px;margin:0;border:1px solid transparent;border-radius:7px;padding:6px 8px;background:transparent;color:var(--ui-muted);font:inherit;font-size:11px;line-height:1.5;cursor:pointer}.chat-reply-action svg{width:14px;height:14px}.chat-result-actions .chat-copy:hover,.chat-reply-action:hover:enabled{color:var(--ui-primary);background:var(--ui-soft)}.chat-result-actions .chat-copy:focus-visible,.chat-reply-action:focus-visible{outline:2px solid var(--ui-primary);outline-offset:2px}.chat-reply-action:disabled{opacity:.45;cursor:not-allowed}.chat-result-actions{gap:3px}.chat-selected-reply{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 0 10px;padding:9px 11px;border-left:3px solid var(--ui-primary);border-radius:8px;background:var(--ui-soft);color:var(--ui-text)}.chat-selected-reply>span{display:flex;gap:8px;align-items:center;min-width:0}.chat-selected-reply svg{width:16px;height:16px;flex-shrink:0;color:var(--ui-primary)}.chat-selected-reply>span>span{min-width:0}.chat-selected-reply b{display:block;font-size:11px;font-weight:600}.chat-selected-reply small{display:block;margin-top:3px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:10px;color:var(--ui-muted)}.chat-selected-reply button{flex-shrink:0;width:28px;height:28px;display:grid;place-items:center;border:0;border-radius:6px;background:transparent;color:var(--ui-muted);font-size:18px;cursor:pointer}.chat-selected-reply button:hover{background:var(--ui-surface);color:var(--ui-text)}.chat-selected-reply button:focus-visible{outline:2px solid var(--ui-primary);outline-offset:2px}
.chat-generation-menu{position:relative;align-self:flex-start}.chat-generation-menu>summary{display:flex;align-items:center;gap:5px;padding:6px 8px;border:1px solid transparent;border-radius:7px;list-style:none;color:var(--ui-muted);font-size:11px;line-height:1.5;cursor:pointer;user-select:none}.chat-generation-menu>summary::-webkit-details-marker{display:none}.chat-generation-menu>summary svg{width:14px;height:14px}.chat-generation-menu>summary::after{content:'';width:5px;height:5px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg);margin:0 3px 3px 5px}.chat-generation-menu[open]>summary::after{transform:rotate(225deg);margin-top:5px}.chat-generation-menu>summary:hover,.chat-generation-menu[open]>summary{color:var(--ui-primary);background:var(--ui-soft)}.chat-generation-menu>summary:focus-visible{outline:2px solid var(--ui-primary);outline-offset:2px}.chat-generation-menu>div{display:flex;flex-wrap:wrap;gap:3px;margin-top:4px;padding:4px;border:1px solid var(--ui-line);border-radius:9px;background:var(--ui-surface)}.chat-generation-menu:not([open])>div{display:none}
.chat-reference-remove{flex-shrink:0;border:0;border-radius:6px;background:transparent;color:var(--ui-muted);font-size:20px;line-height:1;width:28px;height:28px;cursor:pointer}.chat-reference-remove:hover{background:var(--ui-soft);color:var(--ui-text)}.chat-reference-remove:focus-visible{outline:2px solid var(--ui-primary);outline-offset:2px}
.chat-ref-preview{display:flex;align-items:center;gap:9px;padding:7px 9px;border:1px solid var(--ui-line);border-radius:9px;margin:0 0 8px;color:var(--ui-text);font-size:11px}.chat-ref-preview img{object-fit:cover;flex-shrink:0}.chat-ref-preview+.chat-reference-picker{border-top:0;padding-top:0}

/* Responsive chat workspace: scoped to chat routes; all colors follow the active theme. */
.unified-app:has(#main.chat-content) .topbar{height:48px;padding:0 22px}
.unified-app:has(#main.chat-content) .topbar-right{gap:12px}
.unified-app:has(#main.chat-content) .topbar .avatar{width:28px;height:28px;border-radius:9px}
.unified-app:has(#main.chat-content) .topbar .identity small,.unified-app:has(#main.chat-content) .topbar .today-label{display:none}
.unified-app:has(#main.chat-content) .theme-trigger{padding:5px 8px}
html[data-audience=student] .unified-app:has(#main.chat-content)>.sidebar{height:56px;padding:0 22px;gap:20px}
html[data-audience=student] .unified-app:has(#main.chat-content) .sidebar .nav-item{padding:7px 11px;min-height:34px}
html[data-audience=student] .unified-app:has(#main.chat-content) .platform-brand-icon{width:31px;height:31px;border-radius:10px}
html[data-audience=student] .unified-app:has(#main.chat-content) .platform-brand-text strong{font-size:20px}
html[data-audience=student] .unified-app:has(#main.chat-content) .platform-brand-text small{display:none}
html[data-audience=student] .unified-app:has(#main.chat-content) .topbar{height:36px;padding:0 22px}
#main.chat-content,html[data-audience=student] #main.chat-content{height:var(--chat-available-height,calc(100dvh - 48px));max-width:none;width:100%;margin:0;padding:10px 20px 0;min-height:0;overflow:hidden}
html[data-audience=student] #main.chat-content{height:var(--chat-available-height,calc(100dvh - 92px))}
#main.chat-content #page{min-width:0;min-height:0;display:flex;flex-direction:column}
#main.chat-content .chat-app{--chat-history-width:176px;--chat-balance-width:154px;position:relative;width:100%;max-width:none;flex:1;min-height:0;height:100%;grid-template-columns:var(--chat-history-width) minmax(0,1fr) var(--chat-balance-width);grid-template-rows:minmax(0,1fr);column-gap:0;row-gap:0}
#main.chat-content .chat-app[data-history-open=false]{--chat-history-width:0px;column-gap:0}
#main.chat-content .chat-app[data-balance-open=false]{--chat-balance-width:0px}
#main.chat-content .chat-app[data-history-open=true] .chat-main{margin-left:16px}
#main.chat-content .chat-app[data-balance-open=true] .chat-main{margin-right:16px}
#main.chat-content .chat-main{grid-column:2;grid-row:1;min-width:0;min-height:0;overflow:hidden}
#main.chat-content .chat-history{grid-column:1;grid-row:1;display:block;min-width:0;min-height:0;padding:8px 12px 12px 0;overflow:auto}
#main.chat-content .chat-app[data-history-open=false] .chat-history{display:none}
#main.chat-content .chat-history h2{margin:3px 0 12px;font-size:11px}
#main.chat-content .chat-history nav a{padding:9px 8px;font-size:12px}
#main.chat-content .chat-balance{grid-column:3;grid-row:1;display:block;align-self:start;margin:0;padding:14px 12px;border-radius:12px;max-height:100%;overflow:auto}
#main.chat-content .chat-app[data-balance-open=false] .chat-balance{display:none}
#main.chat-content .chat-balance>strong{font-size:24px;margin:9px 0 4px}
#main.chat-content .chat-balance>small{display:block}
#main.chat-content .chat-balance>div{display:block;border-top:1px solid var(--ui-line);margin:12px 0 8px;padding-top:7px}
#main.chat-content .chat-balance p{margin:8px 0;font-size:11px}
#main.chat-content .chat-balance p svg{display:block}
html[data-audience=teacher] #main.chat-content .chat-balance>div{display:none}
#main.chat-content .chat-header{flex-wrap:nowrap;min-height:42px;gap:10px;padding:0 0 9px}
#main.chat-content .chat-header h1{font-size:16px;white-space:nowrap}
#main.chat-content .chat-header>div{gap:7px}
#main.chat-content .chat-header .chat-title-group{display:flex;align-items:center;gap:10px;min-width:0}
#main.chat-content .chat-header-actions{min-width:0;justify-content:flex-end}
#main.chat-content .chat-header select{max-width:220px;min-width:0;min-height:32px;padding:5px 8px;font-size:11px;border-radius:8px}
#main.chat-content .chat-header .button{min-height:32px;padding:5px 10px;white-space:nowrap}
.chat-layout-button{display:inline-flex;align-items:center;justify-content:center;gap:5px;flex-shrink:0;min-height:32px;padding:5px 8px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--ui-muted);font:inherit;font-size:11px;line-height:1.4;cursor:pointer;white-space:nowrap}
.chat-layout-button svg{width:17px;height:17px;flex-shrink:0}
.chat-layout-button:hover,.chat-layout-button[aria-pressed=true]{background:var(--ui-soft);color:var(--ui-primary)}
.chat-layout-button:focus-visible{outline:2px solid var(--ui-primary);outline-offset:2px}
#main.chat-content .chat-mobile-history{display:none}
#main.chat-content .chat-task{padding:7px 0;min-height:0}
#main.chat-content .chat-messages{padding:24px clamp(2px,2vw,28px) 20px;overscroll-behavior:contain;scrollbar-gutter:stable}
#main.chat-content .chat-message{max-width:1040px;margin-bottom:25px}
#main.chat-content .chat-bubble{font-size:15px;line-height:1.85}
#main.chat-content .chat-composer{flex-shrink:0;max-width:1080px;padding:11px 14px 9px;border-radius:16px}
#main.chat-content .chat-composer textarea{min-height:48px;max-height:min(22dvh,180px);font-size:14px}
#main.chat-content .chat-kind-tabs{margin:0 0 7px;gap:3px}
#main.chat-content .chat-kind-tabs button{padding:5px 9px;font-size:11px}
#main.chat-content .chat-routing-status{margin:0 0 7px;padding:5px 8px}
#main.chat-content .chat-composer-bottom{margin-top:6px}
#main.chat-content .chat-composer-bottom .button{min-height:34px;padding:6px 13px}
#main.chat-content .chat-footnote{font-size:9px;line-height:1.5;margin:6px 0 8px;flex-shrink:0}
#main.chat-content #chat-messages .chat-bubble img,#main.chat-content #chat-messages .chat-bubble video{max-height:min(48dvh,480px)}
.chat-layout-backdrop{display:none}
.unified-app.chat-focused>.sidebar,.unified-app.chat-focused>.main-wrap>.topbar{display:none!important}
.unified-app.chat-focused>.main-wrap{margin-left:0!important}
.unified-app.chat-focused #main.chat-content{height:var(--chat-available-height,100dvh);padding-top:10px}
@media(max-width:1179px){
  #main.chat-content .chat-app{grid-template-columns:minmax(0,1fr);column-gap:0}
  #main.chat-content .chat-main{grid-column:1;grid-row:1;margin:0!important}
  #main.chat-content .chat-header{position:relative;z-index:13;background:var(--ui-surface);border-radius:9px 9px 0 0;padding:3px 5px 8px}
  #main.chat-content .chat-history,#main.chat-content .chat-balance{position:absolute;top:48px;bottom:9px;z-index:12;grid-column:auto;grid-row:auto;width:min(286px,86%);padding:16px;background:var(--ui-surface);border:1px solid var(--ui-line);border-radius:12px;box-shadow:var(--ui-shadow);overflow:auto}
  #main.chat-content .chat-history{left:0;border-right:1px solid var(--ui-line)}
  #main.chat-content .chat-balance{right:0;bottom:auto;max-height:calc(100% - 62px)}
  #main.chat-content .chat-layout-backdrop:not([hidden]){display:block;position:absolute;z-index:11;inset:44px 0 0;border:0;border-radius:12px;background:rgb(5 12 24 / .28);cursor:pointer}
  #main.chat-content .chat-header select{max-width:200px}
}
@media(max-width:760px){
  .unified-app:has(#main.chat-content) .topbar{height:44px;padding:0 12px}
  html[data-audience=student] .unified-app:has(#main.chat-content)>.sidebar{height:50px;padding:0 12px;gap:13px}
  html[data-audience=student] .unified-app:has(#main.chat-content) .sidebar .nav-item{padding:6px 8px;min-height:30px}
  html[data-audience=student] .unified-app:has(#main.chat-content) .platform-brand-text strong{font-size:17px}
  html[data-audience=student] .unified-app:has(#main.chat-content) .topbar{height:32px;padding:0 12px}
  #main.chat-content,html[data-audience=student] #main.chat-content{padding:7px 10px 0}
  #main.chat-content .chat-header h1{font-size:14px}
  #main.chat-content .chat-header .chat-title-group{gap:5px}
  #main.chat-content .chat-header>div{gap:4px}
  #main.chat-content .chat-header select{max-width:165px}
  #main.chat-content .chat-header .button{padding:5px 8px;font-size:10px}
  #main.chat-content .chat-header-actions [data-chat-layout=focus]{padding:5px}
  #main.chat-content .chat-header-actions [data-chat-layout=focus] span{display:none}
  #main.chat-content .chat-layout-button{padding:5px 6px;font-size:10px}
  #main.chat-content .chat-messages{padding:18px 1px 16px;scrollbar-gutter:auto}
  #main.chat-content .chat-message{gap:8px;margin-bottom:22px}
  #main.chat-content .chat-message .chat-avatar{width:26px;height:26px;border-radius:8px}
  #main.chat-content .chat-bubble{font-size:14px}
  #main.chat-content .chat-composer{padding:10px 11px 8px;border-radius:14px}
  #main.chat-content .chat-composer textarea{min-height:44px;font-size:16px}
  #main.chat-content .chat-composer-bottom>span{font-size:9px}
  #main.chat-content .chat-footnote{margin:5px 0 6px;font-size:8px}
  #main.chat-content #chat-messages .chat-bubble img,#main.chat-content #chat-messages .chat-bubble video{max-height:42dvh}
}
@media(max-width:520px){
  #main.chat-content .chat-header{flex-wrap:wrap;gap:5px;padding-bottom:6px}
  #main.chat-content .chat-header h1{display:none}
  #main.chat-content .chat-header .chat-title-group{flex-shrink:0}
  #main.chat-content .chat-header-actions{flex:1;gap:3px;flex-wrap:nowrap}
  #main.chat-content .chat-header-actions select{width:auto;max-width:130px;flex:1}
  #main.chat-content .chat-header-actions [data-chat-layout=focus]{display:none}
  #main.chat-content .chat-header .button svg{display:none}
  #main.chat-content .chat-layout-button{gap:3px;padding:5px}
  #main.chat-content .chat-layout-button svg{width:15px;height:15px}
  #main.chat-content .chat-history,#main.chat-content .chat-balance{top:45px}
}