/* Reference layout: 50 px icon rail + 318 px history pane. */
:root{--rail-width:50px;--pane-width:318px;--reading-font:Constantia,Georgia,serif;--bg:#08090b;--sidebar:#201e1c;--rail:#25211e;--input:#151519;--text:#f2f1f0;--muted:#93918e;--line:#2d2c2e;--accent:#b18af5;--settings-bg:#181818;--settings-text:#efeeec;--type:'Segoe UI Variable Text','Segoe UI',sans-serif;color-scheme:dark}
body{margin:0;background:var(--bg);font-family:var(--type);overflow:hidden}.app-shell{height:100dvh;min-height:0;background:var(--bg)}.app-rail{position:fixed;inset:0 auto 0 0;width:var(--rail-width);z-index:40;display:flex;align-items:center;flex-direction:column;gap:10px;background:var(--rail);border-right:1px solid #ffffff08;padding:11px 6px 8px}.rail-button{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;color:#a29c96;flex-shrink:0}.rail-button svg{width:19px;height:19px;stroke-width:1.6}.rail-button.active{background:#39322d;color:#fff;position:relative}.rail-button.active:after{content:'';position:absolute;right:5px;top:3px;width:7px;height:7px;background:var(--accent);border-radius:50%}.rail-button.active svg{fill:currentColor;stroke-width:1.3}.rail-button:hover{background:#39322d;color:#f0ece8}.app-rail hr{width:24px;border:0;border-top:1px solid #403a35;margin:2px 0}.rail-bottom{margin-top:auto;width:100%;display:flex;align-items:center;flex-direction:column;gap:9px}.app-rail .profile{width:34px;height:34px;margin:0;padding:0;background:transparent;border:0;display:grid;place-items:center}.app-rail .profile>div,.app-rail .profile .version-badge,.app-rail .account-online-dot{display:none}.profile-avatar{width:25px;height:25px;font-size:9px;border:1px solid #74635b;background:#43362f;color:#f6ebe1}.usage-rail{display:none}.desktop-app.in-code .usage-rail{display:grid}.sidebar{position:fixed;inset:0 auto 0 var(--rail-width);width:var(--pane-width);height:100dvh;border:0;border-right:1px solid #383430;background:var(--sidebar);padding:10px 9px 12px;z-index:30;overflow:auto;scrollbar-width:thin;scrollbar-color:#49443f transparent;font-family:var(--reading-font);border-radius:14px 0 0 0}.sidebar-top{height:39px;margin:0 1px 13px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;gap:8px}.brand,.main-nav,.nav-divider,#close-sidebar,#new-chat,#search-chats,#open-workshop{display:none}.sidebar-head-actions{display:flex;gap:10px}.sidebar-head-icon{height:28px;width:25px;display:grid;place-items:center;color:#a39d96}.sidebar-head-icon svg{height:16px;width:16px}.mode-switch{position:relative}.mode-button{font:600 19px/1.1 'Segoe UI Variable Text','Segoe UI',sans-serif;letter-spacing:-.4px;background:#302d2b;border-radius:10px;padding:7px 9px;white-space:nowrap;min-height:32px}.mode-menu{position:absolute;top:37px;left:0;z-index:60;width:242px;background:#2d2b2a;border:1px solid #ffffff03;border-radius:20px;padding:8px 5px;box-shadow:0 16px 40px #0004}.mode-menu button{width:100%;text-align:left;padding:10px 8px;border-radius:12px;font:600 14px/1.3 'Segoe UI',sans-serif}.mode-menu button:hover{background:#3a3735}.mode-menu small{display:block;margin-top:2px;font:12px/1.4 var(--reading-font);color:#aaa6a1}.history-heading{margin:20px 8px 10px;font-size:14px;color:#99948e;font-weight:600}.history-empty{font:13px/1.7 var(--reading-font);color:#89847e;max-width:240px;padding:0 8px}.chat-list{flex:1;overflow:visible;padding-bottom:12px}.chat-list-item{margin:0 0 1px;border-radius:10px;min-height:30px}.chat-list-item>button:first-child{padding:5px 29px 5px 8px;font:600 14px/1.45 var(--reading-font);color:#dfdad4}.chat-list-item:hover,.chat-list-item.active{background:#34312e}.chat-delete{font-size:17px;color:#aca49d}.project-list{margin-top:10px}.project-group{margin:0 0 22px}.project-group summary{list-style:none;display:flex;align-items:center;gap:9px;padding:6px 8px;cursor:pointer;font-size:14px;font-weight:600;color:#d8d2cb}.project-group summary::-webkit-details-marker{display:none}.project-group summary svg{width:16px;height:16px}.project-group .chat-list-item{margin-left:22px}.project-empty{font:13px var(--reading-font);color:#9e9790;padding:8px 14px 6px 31px}.sidebar-bottom{margin-top:auto;padding:0;border:0;flex-shrink:0}.settings-entry{display:none}.code-limits{display:none;width:100%;padding:12px 8px;text-align:left;color:#aaa29a;font:11px var(--type);border-top:1px solid #3a3531}.in-code .code-limits{display:block}.code-limits>div{display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px;margin-top:12px}.code-limits small{font-size:10px}.limit-track{width:100%;height:3px;background:#4a4340;border-radius:2px}.sidebar .install-app{display:none!important}
main{margin-left:calc(var(--rail-width) + var(--pane-width));height:100dvh;min-height:0;overflow:hidden;background:var(--bg);display:flex;flex-direction:column}.topbar{display:none;height:0;background:var(--bg);border:0}.topbar #chat-model-label,.topbar #code-top-title,.topbar .local-status,.topbar #ui-language-control,.topbar .sync-status,.topbar #export-chat{display:none!important}.chat-view{min-height:0;height:100%;flex:1;overflow:auto;display:flex;flex-direction:column;padding:0 30px;background:var(--bg);position:relative;scrollbar-width:thin}.welcome{flex:0 0 auto;margin:0 auto auto;width:100%;max-width:900px;text-align:center;padding:clamp(80px,17vh,170px) 0 30px}.welcome-mark{width:82px;height:82px;margin:0 auto 37px;opacity:.22}.welcome-mark img{width:82px;height:82px;object-fit:contain;filter:grayscale(1) brightness(.45);border-radius:0}.welcome-label,.welcome>p,.prompt-chips{display:none}.welcome h1{font:400 24px/1.3 'Segoe UI Variable Text','Segoe UI',sans-serif;letter-spacing:-.8px;margin:0}.chat-composer-wrap{flex-shrink:0;width:100%;max-width:778px!important;margin:0 auto 28px;padding:20px 0 0;background:transparent}.composer-dock{position:relative;border-radius:25px;background:#0d0d10;border:1px solid #1a1a1e;padding:4px;box-shadow:inset 0 0 0 3px #111114}.composer-project-row{height:35px;padding:3px 10px 5px;display:flex;align-items:center;position:relative}.composer-project-button{display:flex;align-items:center;gap:3px;color:#9babc1;font-size:13px;padding:3px 5px}.composer-project-button svg{width:12px;height:12px;stroke-width:1}.composer{position:relative;border-radius:22px;border:1px solid #2b2b31;background:var(--input);padding:13px 12px 9px;box-shadow:0 1px 0 #ffffff09 inset}.composer:focus-within{border-color:#45434c}.composer textarea{font:13px/1.5 'Segoe UI Variable Text','Segoe UI',sans-serif;min-height:28px;max-height:170px;padding:0 0 7px;color:var(--text)}.composer textarea::placeholder{color:#99989e}.composer-bottom{margin-top:1px;display:flex;align-items:center;gap:10px;height:29px}.composer-plus{width:20px;height:25px;display:grid;place-items:center;color:#94939b;padding:0}.composer-plus svg{width:16px;height:16px;stroke-width:1.4}.composer-model{display:flex;align-items:center;gap:5px;margin-right:auto;font-size:12px;color:#b9cae6}.composer-model svg{width:10px;height:10px;stroke-width:1}.composer-default{display:flex;align-items:center;gap:5px;font-size:12px;padding:0;color:#b9cae6}.composer-default svg{width:12px;height:12px;stroke-width:1.3}.composer-default svg:last-child{width:11px}.composer-mic{display:grid;place-items:center;width:21px;height:25px;padding:0;color:#95949d}.composer-mic:disabled{opacity:.65}.composer-mic svg{width:13px;height:13px;stroke-width:1.4}.send-button{width:29px;height:29px;background:#f2f2f6;color:#141419;opacity:1;border-radius:50%}.send-button svg{width:17px;height:17px}.send-button:disabled{background:#797982;color:#24242a;opacity:1}.composer-footnote{display:none}.composer-tools-menu,.project-menu{position:absolute;bottom:calc(100% + 7px);left:0;z-index:45;background:#26252a;border:1px solid #3a3940;box-shadow:0 10px 30px #0005;border-radius:12px;padding:7px;width:240px}.composer-tools-menu>button,.project-menu>button{display:block;width:100%;text-align:left;border-radius:7px;padding:9px;font-size:12px}.composer-tools-menu>button:hover,.project-menu>button:hover{background:#3a383f}.composer-tools-menu .language-control{padding:5px;margin:0}.language-control select{width:100%;font-size:12px;background:#26252a;color:#dedce8}.language-control svg{display:none}.messages{flex:1;max-width:778px;width:100%;padding-top:45px;margin:0 auto}.messages:empty{display:none}.messages:not(:empty)~.chat-composer-wrap{position:sticky;bottom:0;background:var(--bg);padding-bottom:15px;margin-bottom:0}.message{margin-bottom:34px}.message.user .message-content{background:#1b1b20;border:0;color:#eeeef2}.message.assistant .message-content{color:#eeeef2;font-size:15px}.compact-messages .message{margin-bottom:17px}.compact-messages .message-content{line-height:1.5}.error-banner{margin:12px 25px}.code-view{overflow:auto;flex:1;max-width:none;background:var(--bg)}.code-view .model-lineup{display:none}.in-code .code-view{padding-top:35px}body:not(.desktop-app) #nav-code,body:not(.desktop-app) #code-view{display:none!important}.project-dialog{font-family:var(--type);background:#222124;border-color:#3a393e}.project-create-form>input{width:100%;padding:12px}.project-create-form>p{font-size:12px;color:#aaa}.project-create-form>div{display:flex;justify-content:flex-end;gap:20px;margin-top:20px}
.settings-page{position:fixed;inset:0 0 0 var(--rail-width);z-index:50;display:grid;grid-template-columns:var(--pane-width) 1fr;background:var(--settings-bg);color:var(--settings-text);font-family:var(--reading-font)}.settings-navigation{background:#1c1b19;border-right:1px solid #363432;padding:15px 8px 20px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#4b4844 transparent}.settings-navigation h2{font:600 17px/1.3 'Segoe UI',sans-serif;margin:0 8px 14px}.settings-back{display:none}.settings-navigation input{border:0;border-radius:22px;background:#302e2b;color:#e4dfd9;font:14px var(--reading-font);height:37px;width:100%;padding:9px 13px;margin:0 0 3px}.settings-group{font-size:14px;font-weight:600;color:#94908a;margin:17px 8px 8px}.settings-tab{width:100%;display:flex;align-items:center;gap:9px;text-align:left;padding:6px 9px;min-height:31px;border-radius:10px;font:600 14px/1.3 var(--reading-font);color:#e6e1db}.settings-tab svg{width:14px;height:14px;stroke-width:1.6}.settings-tab:hover,.settings-tab.active{background:#302e2b}.settings-content{overflow:auto;padding:30px 35px 70px;scrollbar-width:thin}.settings-content>header{width:100%;max-width:728px;margin:0 auto 44px;display:flex;align-items:center;justify-content:space-between}.settings-content h1{font:600 28px/1.25 var(--reading-font);letter-spacing:-.4px;margin:0;outline:none}.settings-pane{max-width:728px;margin:0 auto}.settings-pane>h3{font:600 15px/1.5 var(--reading-font);margin:0 0 16px}.settings-close{position:absolute;top:12px;right:16px;width:26px;height:26px;color:#93908a;font:23px 'Segoe UI',sans-serif}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#222222;padding:13px 16px;border-left:1px solid #363636;border-right:1px solid #363636;border-bottom:1px solid #363636;min-height:52px}.setting-row:first-of-type{border-top:1px solid #363636;border-radius:16px 16px 0 0}.setting-row:last-of-type{border-radius:0 0 16px 16px}.setting-row:only-of-type{border-radius:16px}.setting-row>div:first-child{min-width:0}.setting-row strong{display:block;font:600 14px/1.3 var(--reading-font)}.setting-row small{display:block;font:13px/1.5 var(--reading-font);margin-top:3px;color:#b1adaa;max-width:500px}.setting-row input[type=text],.setting-row select{background:transparent;border:0;max-width:230px;font:13px var(--reading-font);padding:5px;color:var(--settings-text);text-align:right}.setting-row select option{background:#292828}.setting-row input[type=color]{width:35px;height:24px;border:0;background:transparent;cursor:pointer;padding:2px}.setting-note{font:13px/1.7 var(--reading-font);color:#aaa6a0;margin:23px 0}.setting-action{border:0;border-radius:8px;background:#2c2c2c;padding:6px 9px;font:600 13px var(--reading-font);white-space:nowrap}.setting-toggle{appearance:none;border:0;width:32px;height:19px;background:#3d3d3d;border-radius:20px;position:relative;flex-shrink:0;cursor:pointer}.setting-toggle:after{content:'';position:absolute;top:3px;left:3px;width:13px;height:13px;border-radius:50%;background:#fff}.setting-toggle:checked{background:var(--accent)}.setting-toggle:checked:after{transform:translateX(13px)}.theme-previews{display:flex;gap:8px;align-items:center;margin:0;padding:0}.theme-preview{width:45px;height:31px;padding:2px;border:1px solid transparent;border-radius:7px;font-size:0}.theme-preview[aria-pressed=true]{border-color:var(--accent)}.theme-graphic{position:relative;display:block;height:25px;border-radius:4px;background:linear-gradient(90deg,#444 25%,#1b1b1d 25%);border:1px solid #6d646e}.theme-graphic:after{content:'';position:absolute;height:4px;bottom:3px;left:35%;right:5%;border:1px solid #918298;border-radius:3px}.light .theme-graphic{background:linear-gradient(90deg,#dedbe0 25%,#fff 25%)}.system .theme-graphic{background:linear-gradient(90deg,#e5e3e6 50%,#1a1a1c 50%)}.settings-open #install-app{display:none!important}.settings-open .app-rail{z-index:60}.reduce-motion *{animation:none!important;transition:none!important}
:root[data-theme=light]{--bg:#fafafa;--text:#252328;--input:#fff;--sidebar:#eeece9;--rail:#e6e1db;--settings-bg:#faf9f7;--settings-text:#252328;color-scheme:light}:root[data-theme=light] .sidebar{border-color:#d4cfca}:root[data-theme=light] .chat-list-item>button:first-child,:root[data-theme=light] .project-group summary{color:#34302c}:root[data-theme=light] .chat-list-item.active,:root[data-theme=light] .chat-list-item:hover{background:#ded9d4}:root[data-theme=light] .mode-button{background:#ddd6d0}:root[data-theme=light] .composer-dock{background:#eeedf0;border-color:#e2e0e4;box-shadow:none}:root[data-theme=light] .composer-model,:root[data-theme=light] .composer-default{color:#4c5670}:root[data-theme=light] .setting-row{background:#fff;border-color:#ddd9d4}:root[data-theme=light] .settings-navigation{background:#eeece9;border-color:#d4cfca}:root[data-theme=light] .settings-tab{color:#39332d}:root[data-theme=light] .settings-tab.active,:root[data-theme=light] .settings-tab:hover{background:#dcd6ce}:root[data-theme=light] .settings-navigation input{background:#ddd7d0;color:#302b27}:root[data-theme=light] .setting-row small{color:#6d6761}:root[data-theme=light] .setting-action{background:#e7e3df}:root[data-theme=light] .message.assistant .message-content{color:#29262f}
.sidebar-collapsed .sidebar{display:none}.sidebar-collapsed main{margin-left:var(--rail-width)}.sidebar-collapsed .topbar{display:flex;height:44px;flex-shrink:0}.sidebar-collapsed .topbar-left>#open-sidebar{display:flex}.sidebar-collapsed .chat-view{height:calc(100dvh - 44px)}
@media(max-width:1100px){:root{--pane-width:280px}.chat-view{padding:0 24px}.settings-content{padding-left:30px;padding-right:30px}.settings-content>header{margin-bottom:35px}}
@media(max-width:800px){:root{--pane-width:280px}.app-rail{display:none}.sidebar{left:0;width:280px;border-radius:0;z-index:40;transform:translateX(-100%)}.sidebar.mobile-open{transform:none}.sidebar.mobile-open #close-sidebar{display:grid}.sidebar .sidebar-head-actions{display:none}main,.sidebar-collapsed main{margin-left:0}.topbar{display:flex;height:48px;padding:0 13px;flex-shrink:0}.topbar-left>#open-sidebar{display:grid}.chat-view{height:calc(100dvh - 48px);padding:0 20px;min-height:0}.welcome{padding-top:12vh}.welcome h1{font-size:23px}.chat-composer-wrap{margin-bottom:20px}.settings-page{inset:0;grid-template-columns:220px 1fr}.settings-navigation{padding-top:17px}.settings-back{display:flex;padding:3px 8px 15px;gap:8px;font:12px var(--type);color:#a8a09a}.settings-back svg{width:15px;height:15px}.settings-content{padding:55px 22px}.settings-content h1{font-size:25px}.setting-row{padding:13px 12px}.setting-row small{font-size:12px}.setting-row select{max-width:135px}.mode-button{font-size:18px}.sidebar .settings-entry{display:flex}.sidebar-bottom .install-app{display:flex!important}.sidebar #account-button{display:none}}
@media(max-width:520px){.welcome{padding-top:10vh}.welcome-mark{width:65px;height:65px;margin-bottom:29px}.welcome-mark img{width:65px;height:65px}.welcome h1{font-size:22px;max-width:100%;letter-spacing:-.6px}.chat-view{padding:0 12px}.chat-composer-wrap{margin-bottom:14px}.composer-dock{border-radius:23px}.composer{padding:12px 10px 8px}.composer textarea{font-size:16px;min-height:40px}.composer-bottom{gap:7px}.composer-model,.composer-default{font-size:10px}.composer-default{gap:2px}.composer-default svg{width:10px}.composer-project-button{font-size:12px}.composer-mic{display:none}.settings-page{display:block;overflow:auto}.settings-navigation{display:flex;flex-wrap:wrap;gap:3px;border:0;padding:10px 12px}.settings-navigation h2{width:100%;font-size:17px;margin:3px 6px 10px}.settings-back{width:100%}.settings-navigation input{height:32px;font-size:13px;margin-bottom:6px}.settings-tab{width:auto;min-height:28px;font-size:12px;padding:5px 8px}.settings-tab svg{display:none}.settings-group{width:100%;font-size:12px;margin:7px}.settings-content{padding:25px 13px 40px;overflow:visible}.settings-content>header{margin-bottom:25px}.setting-row{gap:10px}.setting-row strong{font-size:13px}.setting-row small{font-size:11px}.setting-row select{max-width:125px;font-size:12px}.settings-navigation:has(+.settings-content) .settings-tab:not(.active){color:#aaa19a}.theme-previews{gap:4px}.theme-preview{width:37px}.project-dialog{max-width:calc(100vw - 24px)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

.appearance-mode.setting-row{border:1px solid #363636;border-radius:16px;min-height:78px}.appearance-fields-first.setting-row{margin-top:16px;border-top:1px solid #363636;border-radius:16px 16px 0 0}.setting-row{min-height:44px;padding-top:10px;padding-bottom:10px}.theme-preview{width:80px;height:60px;padding:3px;border-radius:10px}.theme-graphic{height:52px;border-radius:6px}.theme-graphic:after{height:8px;bottom:6px}.appearance-advanced{margin-top:47px}.appearance-advanced>summary{font:13px var(--reading-font);color:#938e88;cursor:pointer;padding:8px 0;list-style:none}.appearance-advanced>summary:after{content:' ›';padding-left:5px}.appearance-advanced[open]>summary:after{content:' ⌄'}.appearance-advanced .setting-row:first-of-type{margin-top:13px;border-top:1px solid #363636;border-radius:16px 16px 0 0}.appearance-advanced .setting-row:last-of-type{border-radius:0 0 16px 16px}
@media(max-width:1100px){.theme-preview{width:57px;height:44px}.theme-graphic{height:36px}}@media(max-width:520px){.theme-preview{width:43px;height:34px}.theme-graphic{height:26px}}

.mobile-account-button{display:none}@media(max-width:800px){.mobile-account-button{display:flex;align-items:center;gap:10px;width:100%;padding:10px;color:#d7cec4;font:13px var(--type)}.mobile-account-button svg{width:18px;height:18px}}

.color-picker{display:flex;align-items:center;gap:5px;font:600 12px var(--reading-font);background:#2c2c2c;border-radius:15px;padding:1px 7px}.color-picker input[type=color]{width:22px;height:22px;padding:0}.color-picker input::-webkit-color-swatch-wrapper{padding:3px}.color-picker input::-webkit-color-swatch{border:0;border-radius:50%}

.settings-page{direction:ltr}[dir=rtl] .settings-navigation,[dir=rtl] .settings-content{direction:rtl}[dir=rtl] .settings-tab{text-align:right}@media(max-width:520px){.settings-navigation{max-height:245px;overflow:auto;border-bottom:1px solid #363432}}