/* Liquid Glass inspired control surfaces. Reading and safe areas stay opaque. */
:root{--bg:#f4f7f8;--panel:#f9fbfb;--input:#edf2f2;--soft:#eaf0ef;--hover:#e2ebe8;--ink:#182623;--muted:#667571;--line:#dce5e1;--accent:#247665;--glass:rgba(255,255,255,.78);--glass-edge:rgba(255,255,255,.92);--glass-shadow:0 8px 28px #263c3820,inset 0 1px 0 #ffffffcc;--ease-glass:cubic-bezier(.22,1,.36,1)}
:root[data-theme=dark]{--bg:#141a1a;--panel:#202929;--input:#273332;--soft:#25312f;--hover:#31413d;--ink:#e9f2ee;--muted:#a1b3ac;--line:#354640;--accent:#8bc7b0;--glass:rgba(38,50,47,.88);--glass-edge:rgba(207,237,221,.14);--glass-shadow:0 8px 30px #0005,inset 0 1px 0 #ffffff12}
.shell{background-color:var(--bg);background-image:none}
header{background:transparent;margin-bottom:10px;gap:10px}.chat-brand{gap:10px}.reading-brand-name{letter-spacing:-.035em;font-weight:650}.reading-logo{width:32px;height:32px;filter:drop-shadow(0 2px 3px #203c3518)}
.header-actions{padding:3px;border-radius:25px;gap:1px;background:var(--glass);border:1px solid var(--glass-edge);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(18px) saturate(1.25);backdrop-filter:blur(18px) saturate(1.25)}
.action-icon{border-radius:50%;transition:background .2s ease,transform .28s var(--ease-glass),box-shadow .28s ease}.header-actions .action-icon{width:38px;height:38px}.action-icon svg{width:20px;height:20px;stroke-width:1.65}.action-icon:hover{background:var(--hover)}.action-icon:active{transform:scale(.92)}
.conversation-title{letter-spacing:.01em;font-size:11px;opacity:.85;margin-bottom:2px}
#composer{background:var(--glass);border:1px solid var(--glass-edge);border-radius:28px;box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(22px) saturate(1.25);backdrop-filter:blur(22px) saturate(1.25);transition:padding .32s var(--ease-glass),background .24s ease,border-color .24s ease,box-shadow .24s ease}
#composer:focus-within{border-color:color-mix(in srgb,var(--accent) 26%,var(--glass-edge));box-shadow:0 12px 32px #29484024,inset 0 1px 0 var(--glass-edge)}
.composer-reveal{transition:grid-template-rows .32s var(--ease-glass),opacity .22s ease}.composer-toolbar{transition:height .32s var(--ease-glass),margin .32s var(--ease-glass)}
.scope-picker{border-color:var(--line);background:color-mix(in srgb,var(--panel) 65%,transparent);max-width:none;transition:background .2s,border-color .2s;min-width:0}.scope-picker svg{stroke-width:1.6}#scope{font-size:11px}
#clear-scope-inline{width:30px;height:34px;color:var(--muted)}#clear-scope-inline svg{width:17px;height:17px}
#send{background:var(--accent);color:var(--bg);box-shadow:0 3px 8px #1a534c20;transition:transform .24s var(--ease-glass),opacity .2s}#send:active{transform:scale(.9)}#send:disabled{opacity:.35;box-shadow:none}
.welcome h2{font-weight:650;letter-spacing:-.04em}.suggestions{gap:10px}.suggestions button{background:color-mix(in srgb,var(--glass) 72%,var(--bg));border:1px solid var(--glass-edge);box-shadow:0 3px 12px #294a4110,inset 0 1px 0 #ffffff30;border-radius:20px;padding:15px 17px;transition:background .22s,box-shadow .28s,transform .28s var(--ease-glass)}.suggestions button:hover{background:var(--glass);box-shadow:var(--glass-shadow)}.suggestions button:active{transform:scale(.985)}.suggestions button>span:last-child{color:var(--accent)}
.user-bubble{background:var(--soft);border:1px solid color-mix(in srgb,var(--line) 60%,transparent);border-radius:23px 23px 7px 23px}.question-located .user-bubble{box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 25%,transparent);transition:box-shadow .5s ease}
.sources button,.prose .inline-citation{background:var(--soft);border-color:var(--line);color:var(--accent)}.sources button{transition:background .22s,transform .24s var(--ease-glass)}.sources button:active{transform:scale(.97)}
dialog{background:var(--glass);border-color:var(--glass-edge);border-radius:28px;box-shadow:0 22px 80px #182b3436,inset 0 1px 0 var(--glass-edge);-webkit-backdrop-filter:blur(28px) saturate(1.2);backdrop-filter:blur(28px) saturate(1.2)}dialog[open]{animation:glass-sheet-in .24s ease-out}dialog::backdrop{background:#12252242;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.dialog-head h2{letter-spacing:-.025em;font-size:19px}.dialog-head .action-icon{background:color-mix(in srgb,var(--soft) 60%,transparent);width:34px;height:34px}.secondary{background:var(--accent);color:var(--bg);font-weight:550;padding:8px 14px;transition:transform .25s var(--ease-glass)}.secondary:hover{background:var(--accent)}.secondary:active{transform:scale(.94)}
input[type=search],input[type=password]{background:color-mix(in srgb,var(--input) 80%,var(--panel));border:1px solid var(--line);border-radius:16px;transition:border-color .2s,box-shadow .2s}input[type=search]:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 10%,transparent)}
.selection-head{margin:10px 0 12px}.selection-head span{display:inline-flex;align-items:center;border-radius:10px;padding:6px 10px;background:var(--soft);color:var(--muted)}.clear-scope{display:flex;align-items:center;justify-content:center;gap:5px;background:var(--soft);color:var(--accent);border:1px solid var(--line);border-radius:18px;padding:8px 10px;min-height:36px;font-size:12px;white-space:nowrap;font-weight:550;transition:background .2s,transform .25s var(--ease-glass)}.clear-scope svg{width:16px;height:16px}.clear-scope:not(:disabled):hover{background:var(--hover)}.clear-scope:active{transform:scale(.95)}.clear-scope:disabled{opacity:.48}
.library-folder.root-folder{border-bottom:1px solid var(--line);padding:4px 0 7px;margin-bottom:5px}.library-folder>.root-summary{display:grid;grid-template-columns:12px 18px minmax(0,1fr) auto;gap:9px;padding:10px 8px}.folder-tools{grid-column:3/-1;display:flex;gap:7px;justify-content:flex-start}.folder-tools button{border:1px solid var(--line);background:color-mix(in srgb,var(--soft) 65%,transparent);color:var(--muted);border-radius:12px;padding:6px 10px;min-height:30px;font-size:11px;transition:background .2s,transform .25s var(--ease-glass)}.folder-tools button:hover{background:var(--hover);color:var(--ink)}.folder-tools button:active{transform:scale(.94)}.folder-arrow{font-size:20px;color:var(--muted);transition:transform .28s var(--ease-glass)}.folder-children{border-left-color:color-mix(in srgb,var(--line) 75%,transparent);margin-left:17px}.library-folder[open]>.folder-children{animation:glass-sheet-in .2s ease}.note{transition:background .22s}.note input,.library-folder>summary input{accent-color:var(--accent)}
#question-dialog{width:min(640px,calc(100vw - 24px))}#question-list{overflow:auto;min-height:0;max-height:560px;overscroll-behavior:contain;padding:2px}#question-count{margin:12px 2px;font-size:11px;flex-shrink:0}.question-index-item{display:flex;gap:13px;align-items:flex-start;text-align:left;width:100%;padding:14px 12px;border:0;border-radius:16px;background:transparent;color:var(--ink);font-size:14px;line-height:1.6;transition:background .2s,transform .24s var(--ease-glass)}.question-index-item:hover{background:var(--soft)}.question-index-item:active{transform:scale(.985)}.question-index-number{display:grid;place-items:center;flex-shrink:0;width:30px;height:30px;border-radius:10px;background:var(--soft);color:var(--accent);font-size:11px;font-variant-numeric:tabular-nums}.question-index-item>span:last-child{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere;min-width:0}
.history-tabs{background:color-mix(in srgb,var(--soft) 70%,transparent);border-radius:14px;padding:3px;align-self:flex-start}.history-tabs button[aria-pressed=true]{background:var(--glass);box-shadow:0 2px 6px #172d2420}.history-row{border-bottom-color:color-mix(in srgb,var(--line) 70%,transparent)}
@keyframes glass-sheet-in{from{opacity:0}to{opacity:1}}@keyframes glass-button-in{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}
@media(max-width:650px){.reading-brand-name{font-size:15px}.reading-logo{width:29px;height:29px}.chat-brand{gap:8px}.header-actions .action-icon{width:36px;height:36px}.dialog-head{gap:6px}dialog{border-radius:24px;padding:16px}.dialog-actions{gap:5px}.clear-scope{padding:7px 9px;font-size:11px}.dialog-head h2{font-size:18px}#composer{border-radius:26px}.welcome h2{font-size:25px}.question-index-item{padding:12px 8px}}
@media(max-width:360px){.reading-brand-name{font-size:13px}.header-actions .action-icon{width:32px;height:34px}.reading-logo{width:26px;height:26px}.header-actions{padding:2px}.dialog-head h2{font-size:16px}.clear-scope{padding:7px 8px}.clear-scope svg{display:none}.dialog-actions{gap:4px}}
@media(max-height:500px){header{margin-bottom:0}.header-actions{padding:1px}.header-actions .action-icon{height:32px}.reading-logo{width:26px;height:26px}dialog{padding:10px 14px;border-radius:20px}.dialog-head{margin-bottom:6px}.selection-head{margin:4px 0 6px}.library-folder>.root-summary{padding:6px 8px}.folder-tools button{padding:3px 10px;min-height:27px}#composer{padding:6px 10px;border-radius:22px}}
.keyboard-docked dialog{padding:10px 14px}.keyboard-docked.short-viewport .selection-head{display:flex}.keyboard-docked.short-viewport .selection-head span{padding:3px 8px}.keyboard-docked .shell:before,.ios-installed .shell:before{background:var(--bg)}
@supports not (backdrop-filter:blur(1px)){dialog,#composer,.header-actions{background:var(--panel)}}
@media(prefers-reduced-transparency:reduce),(prefers-contrast:more){:root{--glass:var(--panel);--glass-edge:var(--line)}dialog,#composer,.header-actions{backdrop-filter:none;-webkit-backdrop-filter:none}.shell{background-image:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* Composer motion only animates transform/opacity; layout changes once. */
#composer,.composer-reveal,.composer-toolbar{transition:none}
#logout-dialog{max-width:400px}#logout-dialog p{color:var(--muted);font-size:14px;line-height:1.7;margin:8px 0 18px}.logout-actions{display:flex;justify-content:flex-end;gap:10px}.logout-actions button{border-radius:16px;min-height:42px;padding:9px 18px}.logout-actions .cancel{border:1px solid var(--line);background:var(--soft);color:var(--ink)}

.question-actions{display:flex;justify-content:flex-end;gap:2px;margin-top:4px}.question-actions .action-icon{width:32px;height:30px;color:var(--muted)}.question-actions svg{width:16px;height:16px}#stop-answer{margin-left:auto;background:var(--accent);color:var(--bg);width:36px;height:36px;border-radius:50%}#stop-answer svg{fill:currentColor;stroke:none}
#revision-status{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--accent);padding:0 6px 4px}#revision-status[hidden]{display:none}#cancel-revision{border:0;background:transparent;font-size:18px;padding:0 6px}
#conversation-loading{position:absolute;left:50%;top:90px;transform:translateX(-50%);z-index:5;padding:10px 16px;background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:var(--glass-shadow);font-size:13px}#conversation-loading[hidden]{display:none}#history-open-status{padding:10px 12px;margin-bottom:8px;background:var(--soft);border-radius:12px;font-size:13px;color:var(--accent)}#history-open-status[hidden]{display:none}.stopped-message{color:var(--muted);font-size:14px}

#history-open-status::before{content:'';display:inline-block;width:12px;height:12px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;margin-right:8px;vertical-align:-2px;animation:history-spin .8s linear infinite}@keyframes history-spin{to{transform:rotate(360deg)}}

#history-open-status{position:sticky;top:0;z-index:3;display:flex;align-items:center;padding:16px;margin:0 0 12px;background:var(--accent);color:var(--bg);font-size:15px;font-weight:650;box-shadow:var(--glass-shadow);border:1px solid var(--accent)}#history-open-status::before{width:18px;height:18px;border-color:color-mix(in srgb,currentColor 30%,transparent);border-top-color:currentColor;flex-shrink:0;margin-right:12px}#history-list[aria-busy=true]{opacity:.35;pointer-events:none}#conversation-loading{top:50%;font-size:15px;font-weight:600;padding:18px 24px}
/* Pointer taps are quiet; keyboard navigation keeps an explicit focus cue. */
button{-webkit-appearance:none;appearance:none;-webkit-user-select:none;user-select:none;outline:none}
button:focus,button:focus-visible{outline:none}
.keyboard-navigation button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media(hover:none){.action-icon:hover{background:transparent}}
.question-actions .action-icon{color:color-mix(in srgb,var(--muted) 60%,var(--bg));background:transparent;border:0;box-shadow:none;width:32px;height:32px}
.question-actions svg{width:14px;height:14px;stroke-width:1.4}
@media(hover:hover){.question-actions{opacity:.4;transition:opacity .15s}.user-bubble:hover .question-actions,.question-actions:focus-within{opacity:1}}
#refresh-models{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:14px;background:var(--soft);color:var(--ink);padding:10px 14px;font-size:13px;min-height:40px;align-self:flex-start}
#refresh-models svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
#refresh-models[aria-busy=true] svg{animation:history-spin .9s linear infinite}
#startup-status{display:flex;align-items:center;gap:10px;padding:12px 14px;margin:4px 0 12px;border-radius:14px;background:var(--soft);font-size:13px;color:var(--ink);flex-shrink:0}
#startup-status[hidden]{display:none}#startup-status::before{content:'';width:15px;height:15px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;flex-shrink:0;animation:history-spin .8s linear infinite}
#startup-status.load-error::before{display:none}#retry-startup{margin-left:auto;border:1px solid var(--line);background:var(--panel);border-radius:10px;padding:6px 12px;white-space:nowrap}
.answer-actions{display:flex;align-items:center;gap:14px}.answer-actions .text-button{min-height:32px}
#answer-image-dialog{width:min(780px,calc(100vw - 24px))}.answer-image-content{min-height:0;overflow:auto;flex:1;border-radius:12px;background:var(--soft)}#answer-image-preview{display:block;width:100%;height:auto}#answer-image-preview[hidden]{display:none}
.answer-image-actions{display:flex;justify-content:flex-end;gap:10px;padding-top:14px;flex-shrink:0}.answer-image-actions button,.answer-image-actions a{border:1px solid var(--line);border-radius:14px;background:var(--soft);color:var(--ink);padding:10px 16px;text-decoration:none;font-size:14px;min-height:42px}.answer-image-actions a[hidden]{display:none}
#answer-image-status{font-size:14px;margin:12px 0;color:var(--muted)}
.answer-export{position:fixed;left:-10000px;top:0;width:760px;padding:44px;background:#fff;color:#171717;--bg:#fff;--panel:#fff;--soft:#f4f4f4;--line:#ddd;--ink:#171717;--accent:#386e60;font-size:18px;overflow:visible;pointer-events:none}
.answer-export .export-brand{font-size:15px;font-weight:600;color:#386e60;padding-bottom:20px;border-bottom:1px solid #e5e5e5}.answer-export h2{font-size:24px;line-height:1.5;margin:24px 0}.answer-export .prose{font-size:18px;color:#171717}.answer-export .prose table{display:table;table-layout:fixed;width:100%;font-size:14px}.answer-export .prose pre{white-space:pre-wrap;overflow-wrap:anywhere}.answer-export .prose td,.answer-export .prose th{overflow-wrap:anywhere}.answer-export .export-sources{margin-top:32px;padding-top:20px;border-top:1px solid #ddd;white-space:pre-wrap;color:#66716c;font-size:13px;line-height:1.8}.answer-export .inline-citation{color:#386e60;background:#edf2ef}.answer-export .note-media{margin:20px 0}.answer-export .note-media img{max-height:none}
/* The selected segment keeps the same visible boundary in either appearance. */
.history-tabs button{border:1px solid transparent;border-radius:11px}
.history-tabs button[aria-pressed=true]{background:var(--panel);border-color:color-mix(in srgb,var(--accent) 48%,var(--line));color:var(--ink);box-shadow:0 2px 6px #0001}
:root[data-theme=dark] .history-tabs button[aria-pressed=true]{background:#3c514a;border-color:#78988a;color:#f0f6f3;box-shadow:0 2px 7px #0003}
.preview-modes button{border:1px solid transparent}.preview-modes button.active{background:var(--panel);border-color:color-mix(in srgb,var(--accent) 48%,var(--line))}
:root[data-theme=dark] .preview-modes button.active{background:#3c514a;border-color:#78988a;color:#f0f6f3}

.library-folder>.root-summary{grid-template-columns:12px 18px minmax(0,1fr) auto auto;gap:7px}.folder-tools{grid-column:auto;gap:2px;align-items:center;justify-content:flex-end}.folder-tools button{display:grid;place-items:center;width:28px;height:30px;min-height:30px;padding:0;border:0;border-radius:8px;background:transparent}.folder-tools svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.folder-only>.folder-children>.note{display:none}

.library-folder>.root-summary:not(:has(.folder-tools)){grid-template-columns:12px 18px minmax(0,1fr) auto}

#history-open-status{position:relative;top:auto;border:0;box-shadow:none;flex-shrink:0}body:has(#history-dialog[open]) #conversation-loading{display:none}
.conversation-title{display:block!important;font-size:14px;line-height:21px;font-weight:500;opacity:1;margin:3px 0 6px;color:var(--muted)}@media(max-width:650px){.conversation-title{font-size:13px}}

.export-page{position:fixed;left:-10000px;top:0;width:760px;overflow:hidden;background:#fff;pointer-events:none}.answer-export .note-media img{max-height:1400px}#answer-image-page{margin-right:auto;max-width:100%;min-width:0;border:1px solid var(--line);border-radius:12px;padding:8px;background:var(--panel);color:var(--ink);font-size:12px}.answer-image-actions{flex-wrap:wrap}

/* Shared UI type scale; answer prose and exported images keep their own scale. */
:root{--ui-title:18px;--ui-body:16px;--ui-label:14px;--ui-caption:12px}
.header-controls{display:flex;align-items:center;gap:18px;flex-shrink:0}
.header-controls>#logout{width:36px;height:36px;color:var(--muted);border:1px solid var(--line);background:transparent}
.header-controls>#logout svg{width:18px;height:18px}
.header-controls>#logout:hover{background:var(--soft);color:var(--ink)}
.conversation-title{font-size:var(--ui-body);line-height:1.5;text-align:left;padding:5px 0;margin:0 0 6px;border:0;border-radius:8px;background:transparent;min-height:34px;max-width:100%;align-self:flex-start;color:var(--ink);font-weight:500}
.conversation-title:not(:disabled){padding-right:22px;position:relative;cursor:pointer}
.conversation-title:not(:disabled)::after{content:'⌄';position:absolute;right:4px;top:4px;color:var(--muted);font-size:18px}
.conversation-title:disabled{opacity:1;color:var(--muted);cursor:default}
.conversation-title:not(:disabled):hover{background:var(--soft)}
.message.user{flex-wrap:nowrap;column-gap:2px;align-items:flex-start}
.question-actions{flex:0 0 auto;margin-top:6px;gap:0;align-items:center}
.question-actions .action-icon{width:28px;height:28px;min-height:28px;border-radius:8px}
.question-actions svg{width:13px;height:13px}
.library-folder>.root-summary{align-items:center}
.folder-tools{display:flex;flex-wrap:nowrap;align-items:center;align-self:center;gap:0;line-height:1}
.folder-tools button{display:flex;align-items:center;justify-content:center;width:28px;height:30px;margin:0;padding:0;line-height:1}
.folder-tools svg{display:block;width:16px;height:16px;flex-shrink:0}
dialog{font-size:var(--ui-body);line-height:1.5}
.dialog-head h2,#purge-dialog h2{font-size:var(--ui-title);line-height:1.4;font-weight:650}
.settings-body label{font-size:var(--ui-body);line-height:1.5}
.settings-body select{font-size:var(--ui-body);line-height:1.5}
#refresh-models,.dialog-actions button,.history-tabs button,.preview-modes button,.clear-scope,.answer-image-actions button,.answer-image-actions a,#answer-image-page{font-size:var(--ui-label);line-height:1.5}
.history-item,.note button,.folder-title,.question-index-item{font-size:var(--ui-body);line-height:1.5}
.history-item small,.note .path,.note .badge,.library-folder>summary small,.library-section-title,.selection-head span,#stats,#library-status,#question-count,.question-index-number,.preview-find-status,.preview-line-number{font-size:var(--ui-caption);line-height:1.5}
#logout-dialog p,#purge-warning,#answer-image-status{font-size:var(--ui-label);line-height:1.6}
.logout-actions button,.purge-actions button{font-size:var(--ui-label)}
@media(max-width:650px){.conversation-title{font-size:var(--ui-body)}.header-controls{gap:14px}.dialog-head h2{font-size:var(--ui-title)}}
@media(max-width:360px){.header-controls{gap:10px}.header-controls>#logout{width:32px;height:34px}.dialog-head h2{font-size:var(--ui-title)}.reading-brand-name{font-size:14px}}
@media(max-height:500px){.conversation-title{min-height:28px;padding-top:2px;padding-bottom:2px;margin-bottom:2px}}

/* One reading/UI hierarchy: caption 12, action 14, text 16, subhead 18,
   section 20, page title 24. Preserve the separate print/export layout. */
:root{--ui-title:20px;--ui-body:16px;--ui-label:14px;--ui-caption:12px}
html,body{font-size:var(--ui-body)}
.reading-brand-name{font-size:18px}
.conversation-title:not(:disabled){padding-right:0}
.conversation-title:not(:disabled)::after{content:none}
.conversation-title,.user-bubble,textarea,.suggestions button{font-size:var(--ui-body)}
.welcome h2,.login-page h1{font-size:24px;line-height:1.4}
.chat .prose,#preview-body{font-size:var(--ui-body);line-height:1.75}
:is(.chat .prose,#preview-body) h1{font-size:24px}
:is(.chat .prose,#preview-body) h2{font-size:20px}
:is(.chat .prose,#preview-body) h3{font-size:18px}
:is(.chat .prose,#preview-body) :is(h4,h5,h6){font-size:16px}
:is(.chat .prose,#preview-body) :is(h1,h2,h3,h4,h5,h6){line-height:1.5}
:is(.chat .prose,#preview-body) table{font-size:var(--ui-label)}
:is(.chat .prose,#preview-body) pre{font-size:var(--ui-label)}
.preview-line{font-size:var(--ui-body)}
.answer-label,.answer-meta,.progress-elapsed,.progress-events summary,.progress-events ol,.note-media-meta,.auth.error,#revision-status,#preview-path{font-size:var(--ui-caption);line-height:1.5}
.answer-actions .text-button,.sources button,.answer-progress,#scope,#startup-status,#conversation-loading,#history-open-status,#toast{font-size:var(--ui-label);line-height:1.5}
.message.user{flex-direction:column;align-items:flex-end;gap:2px;margin-bottom:18px}
.question-actions{flex:0 0 auto;margin:0;gap:0}
@media(hover:hover){.message.user:hover .question-actions{opacity:1}}
.library-folder>summary input:indeterminate,.folder-row input:indeterminate{appearance:none;-webkit-appearance:none;border:1px solid var(--line);border-radius:4px;background-color:var(--soft);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Cpath d='m4 9 3.2 3.2L14 5.5' fill='none' stroke='%23899590' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-size:100% 100%;background-repeat:no-repeat}
@media(max-width:650px),(max-height:500px){.reading-brand-name{font-size:18px}.welcome h2{font-size:24px}.conversation-title{font-size:var(--ui-body)}.dialog-head h2{font-size:var(--ui-title)}}
@media(max-width:360px){.reading-brand-name{font-size:16px}.dialog-head h2{font-size:var(--ui-title)}}

.login-page .brand{font-size:20px}.login-page label{font-size:var(--ui-body)}.login-page #login-send{font-size:var(--ui-label)}
.notification-settings{border-top:1px solid var(--line);margin-top:10px;padding-top:16px;flex-shrink:0}
.notification-row,.notification-details{display:flex;align-items:center;justify-content:space-between;gap:12px}
.notification-row>span{font-size:var(--ui-body)}
.notification-settings button{font-size:var(--ui-label);line-height:1.5;border:1px solid var(--line);border-radius:12px;background:var(--soft);color:var(--ink);padding:8px 12px;min-height:38px;white-space:nowrap}
.notification-details{align-items:flex-start;margin-top:10px}.notification-details p{font-size:var(--ui-caption);line-height:1.5;margin:0;color:var(--muted)}
.notification-details #notification-test{font-size:var(--ui-caption);min-height:30px;padding:4px 8px;background:transparent;flex-shrink:0}