html{line-height:1.5}button,input,textarea{font:inherit}h1,h2,h3,p{margin:0}button{padding:0}img{max-width:100%}dialog{color:inherit}button:disabled{cursor:default}
:root{--bg:#fff;--side:#f8f9f8;--text:#222625;--muted:#858987;--line:#e7eae8;--hover:#ecefec;--bubble:#f0f2f1;--panel:#fff;--accent:#244d43;--soft:#f3f7f5;--composer:#fff;--shadow:0 4px 28px #162c2310;--button:#1e2825}
:root[data-theme=dark]{--bg:#212423;--side:#191c1b;--text:#eceeec;--muted:#9a9e9b;--line:#3a3e3c;--hover:#303532;--bubble:#303632;--panel:#292e2b;--accent:#a1d6c3;--soft:#293a33;--composer:#2b302d;--shadow:0 4px 28px #0002;--button:#dce6e0}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);font-size:14px;-webkit-font-smoothing:antialiased}button,textarea,input{font:inherit}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,textarea:focus-visible,input:focus-visible{outline:2px solid #70ab99;outline-offset:3px}button{border:0;background:none}svg{flex-shrink:0}button,a,input,textarea{-webkit-tap-highlight-color:transparent}::selection{background:#c8e2d6}.app{display:flex;height:100dvh;overflow:hidden}.sidebar{width:260px;flex:0 0 260px;background:var(--side);display:flex;flex-direction:column;padding:23px 14px 12px;border-right:1px solid var(--line);transition:width .2s,transform .2s}.side-brand{display:flex;align-items:center;justify-content:space-between;margin:0 4px 28px 9px}.brand-home{display:flex;align-items:center;gap:10px;font-size:19px;letter-spacing:-.7px;font-weight:600;padding:0}.brand-home b{font-weight:400;color:var(--muted)}.brand-mark{display:grid;place-items:center;width:33px;height:33px;background:#244d43;color:#fff;border-radius:10px}.icon-button{width:34px;height:34px;display:inline-flex;justify-content:center;align-items:center;border-radius:8px;color:var(--muted)}.icon-button:hover{background:var(--hover);color:var(--text)}.side-actions{display:flex;flex-direction:column;gap:5px}.side-actions>button{display:flex;align-items:center;gap:11px;width:100%;text-align:left;border-radius:8px;padding:11px 12px;font-weight:500}.side-actions>button:hover{background:var(--hover)}.shortcut{margin-left:auto;color:#a5aaa7;font-size:11px;font-weight:400}.history{overflow-y:auto;flex:1;margin-top:32px}.history-label{display:block;color:var(--muted);font-size:11px;font-weight:500;margin:0 12px 12px}.empty-history p{font-size:12px;color:#a2a6a3;line-height:1.8;margin:0 12px}.empty-history p:first-of-type{margin-top:18px}.history-group{margin-bottom:24px}.history-row{display:flex;align-items:center;position:relative;border-radius:7px;margin:2px 0}.history-row:hover,.history-row.selected{background:var(--hover)}.history-link{text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:11px 12px;width:100%;font-size:13px}.delete-chat{display:none;position:absolute;right:6px;background:var(--hover);color:var(--muted);border-radius:5px;padding:5px}.history-row:hover .delete-chat,.history-row:focus-within .delete-chat{display:flex}.history-row:hover .history-link{padding-right:35px}.side-bottom{margin-top:15px}.community{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;padding:13px 11px;margin:0 3px 14px}.community-icon{color:var(--accent)}.community strong{display:block;font-size:11px;font-weight:500;margin-bottom:5px}.community span:not(.community-icon){font-size:10px;color:var(--muted)}.profile{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:9px;border-radius:8px}.profile:hover{background:var(--hover)}.avatar{width:32px;height:32px;background:#e6ece6;color:#53674e;border:1px solid #d8e1d7;border-radius:50%;display:grid;place-items:center;font-size:12px}.profile>span:nth-child(2){flex:1;min-width:0}.profile strong{display:block;font-size:12px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:150px}.profile small{display:block;font-size:10px;color:var(--muted);margin-top:4px}.profile>svg{color:var(--muted)}main{flex:1;min-width:0;position:relative;display:flex;flex-direction:column;background:var(--bg)}.topbar{height:77px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 28px}.header-left,.header-right{display:flex;align-items:center;gap:12px}.model-picker{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:600;letter-spacing:-.5px;padding:9px 0}.model-picker svg{color:var(--muted)}.text-only{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:11px}.text-only>span{height:5px;width:5px;background:#8ba798;border-radius:50%}.model-wrap{position:relative}.model-popover{position:absolute;top:48px;left:0;z-index:30;width:290px;padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow)}.model-popover>div{display:flex;align-items:center;gap:10px}.model-popover strong{display:block;font-size:14px}.model-popover small{display:block;font-size:11px;color:var(--muted);margin-top:5px}.model-popover>div>svg{margin-left:auto;color:var(--accent)}.mini-mark{display:grid;place-items:center;color:var(--accent);width:32px;height:32px;background:var(--soft);border-radius:8px}.model-popover p{font-size:10px;color:var(--muted);margin:17px 0 0;padding-top:13px;border-top:1px solid var(--line)}.popover-dismiss{position:fixed;inset:0;z-index:29;cursor:default}.conversation-scroll{flex:1;overflow-y:auto;scroll-behavior:smooth}.welcome{max-width:800px;margin:clamp(55px,12vh,135px) auto 0;padding:0 32px;text-align:center}.welcome-eyebrow{display:flex;align-items:center;justify-content:center;gap:9px;color:var(--accent);font-size:9px;letter-spacing:1.7px;font-weight:600}.welcome-star{display:flex;align-items:center}.welcome h1{font-weight:400;font-size:clamp(31px,3.4vw,47px);line-height:1.2;letter-spacing:-1.8px;margin:23px 0 17px}.welcome-subtitle{font-size:13px;color:var(--muted);margin:0}.prompt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:46px auto 0}.prompt-card{border:1px solid var(--line);border-radius:13px;padding:20px 16px 17px;text-align:left;transition:background .15s,transform .15s;min-width:0}.prompt-card:hover{background:var(--side);transform:translateY(-3px)}.prompt-icon{display:flex;align-items:center;margin-bottom:20px}.color-0{color:#528577}.color-1{color:#9f8262}.color-2{color:#7b80a9}.color-3{color:#ae9051}.prompt-card strong{display:flex;align-items:center;justify-content:space-between;gap:4px;font-size:11px;font-weight:500;white-space:nowrap}.prompt-card strong>svg{opacity:0;color:var(--muted)}.prompt-card:hover strong>svg{opacity:1}.prompt-card>span:last-child{display:block;color:var(--muted);font-size:10px;line-height:1.65;margin-top:7px}.language-note{margin-top:30px;font-size:10px;color:var(--muted)}.language-note>span{color:#a8aca9;margin-left:8px}.composer-zone{width:100%;max-width:810px;padding:12px 32px 18px;margin:0 auto;flex-shrink:0;background:var(--bg)}.welcome-composer{margin-bottom:20px}.connection-notice{display:flex;align-items:center;justify-content:center;gap:6px;font-size:10px;color:var(--muted);margin-bottom:13px}.status-dot{width:5px;height:5px;border-radius:50%;background:#c4a575}.composer{border:1px solid var(--line);border-radius:24px;padding:19px 18px 12px;background:var(--composer);box-shadow:var(--shadow)}textarea{width:100%;resize:none;min-height:28px;max-height:160px;field-sizing:content;line-height:1.6;color:var(--text);background:none;outline:none;border:0;padding:0 3px;font-size:14px}textarea:focus-visible{outline:none}textarea::placeholder{color:#929893}.composer:focus-within{border-color:#b9cdc3}.composer-tools{display:flex;justify-content:space-between;align-items:center;margin-top:11px}.composer-hint{display:flex;align-items:center;gap:7px;color:#a0a7a2;font-size:10px}.send-button{background:var(--button);color:var(--bg);width:33px;height:33px;display:grid;place-items:center;border-radius:50%}.send-button:disabled{background:var(--hover);color:var(--muted);opacity:1}.send-button:not(:disabled):hover{opacity:.8}.composer-footer{display:flex;justify-content:center;align-items:center;gap:20px;font-size:9px;color:#9a9f9c;margin-top:13px}.keyboard-hint{font-size:9px;color:#b4b8b5}.messages{max-width:778px;margin:0 auto;padding:27px 24px 38px;min-height:100%}.message{margin-bottom:32px;font-size:15px;line-height:1.8}.message.user{display:flex;justify-content:flex-end;margin-bottom:30px}.user-bubble{padding:11px 19px;background:var(--bubble);border-radius:22px;max-width:85%;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.6;font-size:14px}.assistant-heading{display:flex;align-items:center;gap:9px;font-size:12px;font-weight:600;margin-bottom:13px}.answer-logo{width:26px;height:26px;background:var(--soft);color:var(--accent);display:grid;place-items:center;border-radius:8px}.markdown{overflow-wrap:anywhere}.markdown p{margin:0 0 3px;white-space:pre-wrap}.paragraph-gap{height:12px}.markdown h3{font-size:18px;font-weight:600;margin:18px 0 8px}.markdown code{font-family:monospace;font-size:13px;background:var(--bubble);border-radius:4px;padding:2px 4px}.bullet{display:flex;gap:12px;padding-left:6px}.codeblock{border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:15px 0;background:var(--side)}.codeblock>div{padding:6px 14px;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}.codeblock pre{padding:14px;margin:0;overflow:auto;max-width:100%}.codeblock code{padding:0;background:none;white-space:pre}.answer-actions{display:flex;gap:2px;margin-top:13px}.answer-actions .icon-button{height:28px;width:28px}.thinking{display:flex;align-items:center;gap:5px;height:30px}.thinking>span:not(.sr-only){height:6px;width:6px;background:var(--muted);border-radius:50%;animation:pulse 1s infinite alternate}.thinking>span:nth-child(2){animation-delay:.2s}.thinking>span:nth-child(3){animation-delay:.4s}@keyframes pulse{to{opacity:.3;transform:translateY(-3px)}}.error-message{display:flex;gap:10px;border:1px solid #d9be9c;background:var(--soft);border-radius:12px;padding:15px;font-size:12px;line-height:1.7}.error-message>svg{color:#ab8557;margin-top:2px}.error-message p{margin:0}.error-message button{display:flex;align-items:center;gap:7px;font-weight:600;margin-top:8px;padding:0}.sidebar-collapsed .sidebar{display:none}.modal-backdrop{position:fixed;inset:0;z-index:70;background:#0d171d66;backdrop-filter:blur(3px);display:flex;justify-content:center;align-items:center;padding:20px}.modal{width:510px;max-width:100%;max-height:85dvh;background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:0 20px 80px #0002;overflow-y:auto;outline:none}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 23px 13px}.modal-header h2{font-size:18px;font-weight:500;margin:0;letter-spacing:-.4px}.search-field{display:flex;align-items:center;gap:10px;border:1px solid var(--line);padding:12px 14px;border-radius:10px;margin:10px 23px 18px;color:var(--muted)}.search-field input{border:none;outline:none;background:none;color:var(--text);width:100%}.search-results{padding:0 14px 20px;max-height:350px;overflow:auto}.search-results>button{display:flex;align-items:center;gap:12px;text-align:left;padding:14px 10px;border-radius:10px;width:100%}.search-results>button:hover{background:var(--hover)}.search-results>button>span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-results small{display:block;font-size:10px;color:var(--muted);margin-top:5px}.no-results{font-size:13px;color:var(--muted);padding:25px 20px;text-align:center;line-height:1.8}.settings-content{padding:5px 24px 24px}.setting-row{display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid var(--line);padding:18px 0}.setting-row strong{display:block;font-size:12px;font-weight:500}.setting-row small{display:block;font-size:11px;color:var(--muted);margin-top:6px;line-height:1.6}.theme-toggle{display:flex;align-items:center;gap:8px;border:1px solid var(--line);padding:8px 10px;border-radius:8px;font-size:12px}.danger-button{font-size:11px;color:#b35954;border:1px solid var(--line);border-radius:7px;padding:8px 10px;white-space:nowrap}.settings-about{display:flex;gap:12px;margin-top:23px;align-items:center}.settings-about strong{font-size:13px}.settings-about p{font-size:10px;line-height:1.8;color:var(--muted);margin:5px 0 0}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--text);color:var(--bg);padding:12px 18px;border-radius:10px;box-shadow:var(--shadow);font-size:12px;display:flex;align-items:center;gap:8px;z-index:90}.mobile-only{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1500px){.welcome{margin-top:16vh}.welcome h1{font-size:50px}.prompt-grid{margin-top:50px}.welcome-composer{margin-bottom:6vh}}
@media(max-height:760px) and (min-width:761px){.welcome{margin-top:40px}.welcome h1{font-size:38px}.prompt-grid{margin-top:28px}.prompt-card{padding-top:14px}.prompt-icon{margin-bottom:15px}.language-note{margin-top:20px}.welcome-composer{margin-bottom:0}}
@media(max-width:1100px){.sidebar{width:238px;flex-basis:238px}.welcome{padding:0 25px}.prompt-grid{gap:9px}.prompt-card{padding:16px 12px}.prompt-card strong{font-size:10px}.prompt-card>span:last-child{font-size:9px}.composer-zone{padding-left:25px;padding-right:25px}.keyboard-hint{display:none}}
@media(max-width:760px){.sidebar{position:fixed;inset:0 auto 0 0;z-index:60;width:280px;transform:translateX(-100%);padding-top:23px}.sidebar.mobile-open{transform:translateX(0)}.sidebar-collapsed .sidebar{display:flex}.mobile-only{display:inline-flex}.desktop-only{display:none}.scrim{position:fixed;inset:0;background:#0006;z-index:55}.topbar{height:64px;padding:0 15px}.header-left{gap:12px}.model-picker{font-size:18px}.text-only{font-size:10px}.header-right{gap:6px}.welcome{margin-top:clamp(40px,9dvh,90px);padding:0 24px;max-width:550px}.welcome-eyebrow{font-size:8px;letter-spacing:1.2px}.welcome h1{font-size:35px;line-height:1.22;letter-spacing:-1.3px;margin-top:21px}.welcome-subtitle{font-size:12px;line-height:1.7;max-width:270px;margin:0 auto}.prompt-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-top:29px}.prompt-card{padding:16px}.prompt-icon{margin-bottom:13px}.prompt-card strong{font-size:11px}.prompt-card>span:last-child{font-size:10px}.prompt-card strong>svg{display:none}.language-note{font-size:9px;margin-top:22px;line-height:1.9}.language-note>span{display:block;margin-left:0}.composer-zone{padding:10px 16px max(15px,env(safe-area-inset-bottom));max-width:640px}.welcome-composer{margin-bottom:0}.composer{border-radius:22px;padding:16px 15px 11px}textarea{font-size:16px}.composer-hint{font-size:9px}.composer-hint svg{width:13px}.composer-tools{margin-top:6px}.composer-footer{font-size:8px;margin-top:10px}.connection-notice{font-size:9px;line-height:1.5;gap:5px}.messages{padding:20px 20px 25px}.message{font-size:14px}.user-bubble{font-size:14px;max-width:90%}.modal-backdrop{padding:14px}.model-popover{left:-35px}.delete-chat{display:flex;position:static;background:none;flex-shrink:0}.history-link{max-width:220px}.theme-toggle{font-size:11px}.toast{white-space:nowrap;bottom:20px;max-width:90vw}}
@media(max-width:380px){.welcome h1{font-size:30px}.welcome{padding:0 18px}.prompt-card{padding:13px}.composer-hint span{font-size:8px}.text-only{display:none}}
@media(max-height:750px) and (max-width:760px){.welcome{margin-top:22px}.welcome h1{font-size:30px;margin:15px 0 10px}.prompt-grid{margin-top:20px}.prompt-card{padding:12px 14px}.prompt-icon{margin-bottom:8px}.language-note{margin-top:15px}.welcome-eyebrow{font-size:7px}.connection-notice{margin-bottom:8px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important;transition:none!important}}
.install-app-button{display:flex;align-items:center;gap:7px;padding:8px 11px;border:1px solid var(--line);border-radius:9px;color:var(--accent);font-size:11px;white-space:nowrap}.install-app-button:hover{background:var(--soft)}.install-dialog{border:1px solid var(--line);padding:0;border-radius:20px;background:var(--panel);color:var(--text);width:440px;max-width:calc(100% - 28px);max-height:90dvh;box-shadow:0 24px 90px #0003}.install-dialog::backdrop{background:#0d171d66;backdrop-filter:blur(3px)}.install-dialog-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line);font-size:12px;font-weight:600}.install-dialog-body{padding:26px;text-align:center}.install-app-icon{display:block;border-radius:17px;margin:0 auto 20px}.install-dialog h2{font-size:25px;line-height:1.3;letter-spacing:-.7px;font-weight:500;margin:0 0 12px}.install-dialog p{font-size:12px;line-height:1.8;color:var(--muted);margin:0 0 20px}.install-dialog ol{text-align:left;padding:0 0 0 22px;margin:25px 0;list-style:decimal}.install-dialog li{font-size:12px;line-height:1.8;padding-left:4px;margin:12px 0}.install-dialog li svg{display:inline;vertical-align:middle}.install-primary{display:flex;justify-content:center;align-items:center;gap:8px;background:#244d43;color:#fff;border-radius:12px;padding:13px 20px;width:100%;font-size:13px;margin-top:24px}.install-dialog p.install-small{font-size:10px;margin-top:10px}.install-footnote{display:flex;align-items:center;text-align:left;gap:10px;background:var(--soft);color:var(--muted);padding:13px;border-radius:10px;font-size:10px;line-height:1.7;margin-top:22px}.install-status{margin-top:15px!important;color:var(--accent)!important}@media(max-width:760px){.header-right .text-only{display:none}.topbar{padding-top:env(safe-area-inset-top)}.install-app-button{font-size:10px;padding:8px 9px}.install-dialog-body{padding:23px}.install-dialog h2{font-size:24px}}
.install-dialog{margin:auto}