@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=Instrument+Serif:ital@0;1&display=swap');
:root{color-scheme:light;--bg:#faf9f6;--side:#f0eee8;--surface:#fff;--hover:#e9e6df;--text:#292a26;--muted:#777970;--line:#e4e2db;--accent:#713b47;--accent-soft:#f0e5e7;--shadow:0 8px 35px #292a2607;--serif:'Instrument Serif',Georgia,serif;--sans:'DM Sans',system-ui,sans-serif}
html[data-appearance=dark]{color-scheme:dark;--bg:#20211e;--side:#191a18;--surface:#292b27;--hover:#343630;--text:#eeeee7;--muted:#a1a499;--line:#3b3d35;--accent:#dfa3ad;--accent-soft:#422e33;--shadow:0 8px 35px #0002}
*{box-sizing:border-box}body{margin:0;font:14px/1.5 var(--sans);color:var(--text);background:var(--bg)}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}a{color:inherit}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button{border:0;background:none}svg{width:19px;height:19px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.hidden,[hidden]{display:none!important}
.shell{display:grid;grid-template-columns:268px minmax(0,1fr);height:100vh;height:100dvh;overflow:hidden}.sidebar{background:var(--side);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:27px 17px 14px;min-height:0}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;padding:0 10px 29px}.brand-mark{width:31px;height:31px;color:var(--accent)}.brand-name{font-size:23px;font-weight:650;letter-spacing:-1.1px}.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.7px;margin-left:auto;border-left:1px solid var(--line);padding-left:12px}.new-chat{display:flex;gap:9px;align-items:center;background:var(--accent);color:var(--surface);border-radius:10px;padding:12px 14px;font-weight:600}.new-chat kbd{margin-left:auto;opacity:.65;font:11px var(--sans)}html[data-appearance=dark] .new-chat{color:#23191c}.search-wrap{display:flex;gap:8px;align-items:center;margin:15px 0 18px;padding:9px 11px;border:1px solid var(--line);border-radius:9px;color:var(--muted);background:var(--bg)}.search-wrap input{min-width:0;width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:12px}.search-wrap svg{width:16px;height:16px}.search-wrap kbd{font:10px var(--sans);white-space:nowrap}.history{flex:1;overflow-y:auto;scrollbar-width:thin}.history-label{font-size:10px;font-weight:600;letter-spacing:1.2px;color:var(--muted);text-transform:uppercase;padding:14px 12px 7px}.history-item{display:flex;align-items:center;border-radius:8px;margin:2px 0;position:relative}.history-item.active{background:var(--hover)}.history-item:hover{background:var(--hover)}.history-open{padding:10px 12px;display:flex;align-items:center;gap:9px;min-width:0;width:100%;text-align:left;font-size:12px}.history-open span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-open svg{width:14px;height:14px;color:var(--muted)}.history-more{padding:5px 7px;margin-right:4px;color:var(--muted);opacity:0}.history-item:hover .history-more,.history-more:focus-visible,.history-item.active .history-more{opacity:1}.history-empty{padding:18px 12px;color:var(--muted);font-size:12px}.side-bottom{border-top:1px solid var(--line);padding-top:10px;margin-top:14px}.side-nav{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:10px 12px;border-radius:8px;font-size:12px;color:var(--muted)}.side-nav:hover,.side-nav.active{background:var(--hover);color:var(--text)}.side-nav .count{margin-left:auto;font-size:10px}.profile{display:flex;align-items:center;gap:10px;padding:13px 10px 3px}.avatar{border-radius:50%;background:var(--accent-soft);color:var(--accent);width:31px;height:31px;display:grid;place-items:center;font-size:12px;font-weight:600}.profile-name{font-size:12px;font-weight:600;max-width:145px;overflow:hidden;text-overflow:ellipsis}.profile-caption{font-size:10px;color:var(--muted)}.profile .icon-btn{margin-left:auto}
.main{min-width:0;display:flex;flex-direction:column;position:relative}.topbar{height:77px;flex-shrink:0;padding:0 35px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line)}.top-title{font-weight:500;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:50%}.top-label{font-size:11px;color:var(--muted);margin-left:9px}.top-actions{margin-left:auto;display:flex;align-items:center;gap:12px}.temporary-switch{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:24px;padding:7px 11px}.temporary-switch[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.temporary-switch svg{width:15px;height:15px}.icon-btn{display:grid;place-items:center;width:32px;height:32px;border-radius:7px;color:var(--muted);flex-shrink:0}.icon-btn:hover{background:var(--hover);color:var(--text)}.mobile-menu{display:none}.conversation-scroll{flex:1;overflow:auto;min-height:0;padding:34px 28px;scroll-behavior:smooth}.welcome{max-width:730px;margin:auto;padding-top:clamp(30px,9vh,110px)}.welcome-eyebrow{font-size:10px;font-weight:600;letter-spacing:2px;color:var(--accent);display:flex;align-items:center;gap:9px;margin-bottom:20px}.welcome-eyebrow:before{content:'';width:22px;height:1px;background:var(--accent)}.welcome h1{font:normal clamp(42px,4.5vw,62px)/1.08 var(--serif);letter-spacing:-1.5px;margin:0 0 18px;max-width:650px}.welcome h1 em{font-weight:normal;color:var(--accent)}.welcome-subtitle{color:var(--muted);font-size:14px;line-height:1.8;max-width:470px;margin:0}.starter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:38px}.starter{text-align:left;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:19px 16px 17px;transition:transform .15s,border-color .15s}.starter:hover{transform:translateY(-3px);border-color:var(--accent)}.starter svg{color:var(--accent);margin-bottom:19px;width:21px;height:21px}.starter strong{display:block;font-size:12px;font-weight:550;margin-bottom:5px}.starter p{font-size:11px;color:var(--muted);line-height:1.6;margin:0}.starter .arrow{float:right;color:var(--muted);font-size:15px}.welcome-foot{margin-top:23px;font-size:10px;color:var(--muted);display:flex;align-items:center;gap:7px}.welcome-foot svg{width:13px;height:13px}.messages{max-width:760px;margin:auto}.message{margin:0 0 30px}.message.user{display:flex;flex-direction:column;align-items:flex-end;margin-bottom:32px}.user-bubble{background:var(--side);border:1px solid var(--line);padding:13px 19px;border-radius:18px 18px 5px 18px;max-width:85%;font-size:14px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere}.assistant-label{display:flex;gap:9px;align-items:center;font-size:11px;font-weight:600;margin-bottom:13px;color:var(--accent)}.assistant-label svg{width:19px;height:19px}.message-content{font-size:14px;line-height:1.9;overflow-wrap:anywhere}.message-content p{margin:0 0 15px}.message-content h1,.message-content h2,.message-content h3{line-height:1.4;margin:24px 0 12px;font-weight:600}.message-content h1{font-size:24px}.message-content h2{font-size:20px}.message-content h3{font-size:17px}.message-content li{padding:3px 0}.message-content blockquote{border-left:3px solid var(--accent);margin:15px 0;padding:2px 18px;color:var(--muted)}.message-content a{color:var(--accent);text-underline-offset:3px}.message-content code{background:var(--side);padding:2px 5px;border-radius:4px;font-size:.88em}.message-content pre{background:var(--side);border:1px solid var(--line);border-radius:10px;padding:18px;overflow:auto;font-size:12px;line-height:1.7;position:relative}.message-content pre code{padding:0;background:none;display:block}.code-head{display:flex;justify-content:space-between;align-items:center;font:10px var(--sans);color:var(--muted);margin-bottom:13px}.code-head button{font:10px var(--sans)}.table-wrap{overflow:auto}.message-content table{border-collapse:collapse;width:100%;font-size:12px;margin:14px 0}.message-content td,.message-content th{border:1px solid var(--line);padding:9px 12px;text-align:left}.message-content th{background:var(--side)}.message-content img{max-width:100%;border-radius:8px}.message-tools{display:flex;align-items:center;gap:1px;margin-top:9px;color:var(--muted)}.message.user .message-tools{justify-content:flex-end}.message-tools button{font-size:10px;display:flex;align-items:center;gap:4px;padding:5px 7px;border-radius:5px}.message-tools button:hover{background:var(--hover)}.message-tools svg{width:13px;height:13px}.model-stamp{font-size:10px;color:var(--muted);margin-left:8px}.pending{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:9px;padding:8px 0 24px}.pending-dots{display:flex;gap:3px}.pending-dots i{width:4px;height:4px;background:var(--accent);border-radius:50%;animation:pulse 1.2s infinite}.pending-dots i:nth-child(2){animation-delay:.15s}.pending-dots i:nth-child(3){animation-delay:.3s}@keyframes pulse{50%{opacity:.2;transform:translateY(-2px)}}.error-card{border:1px solid var(--accent);border-radius:10px;padding:16px;margin:12px 0;color:var(--accent);font-size:12px}.error-card button{display:block;text-decoration:underline;margin-top:8px;padding:0}
.composer-area{padding:12px 28px 18px;background:var(--bg);position:relative}.composer-inner{max-width:760px;margin:auto}.composer{background:var(--surface);border:1px solid var(--line);border-radius:17px;box-shadow:var(--shadow);padding:16px 17px 11px;transition:border-color .15s}.composer:focus-within{border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}.composer.dragging{border-color:var(--accent);background:var(--accent-soft)}.composer textarea{display:block;width:100%;resize:none;border:0;outline:0;background:transparent;color:var(--text);min-height:48px;max-height:180px;line-height:1.7;font-size:14px;padding:0}.composer textarea::placeholder{color:var(--muted)}.composer-controls{display:flex;align-items:center;gap:8px;margin-top:12px}.composer-controls .icon-btn{width:29px;height:29px}.model-select{font-size:11px;display:flex;gap:6px;align-items:center;border-radius:6px;padding:5px 8px;color:var(--muted);border:0;background:transparent;max-width:180px}.model-select:hover{background:var(--hover)}.composer-hint{margin-left:auto;color:var(--muted);font-size:10px}.send{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:var(--accent);color:var(--surface);margin-left:4px}.send svg{width:17px;height:17px}html[data-appearance=dark] .send{color:#23191c}.composer-footer{display:flex;justify-content:space-between;font-size:9px;color:var(--muted);padding:10px 4px 0;gap:12px}.save-status{display:flex;gap:4px;align-items:center;white-space:nowrap}.save-status svg{width:11px;height:11px}.attachment-tray{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:10px}.attachment{display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:8px;font-size:10px;max-width:220px;padding:6px 8px;background:var(--bg)}.attachment span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attachment img{width:28px;height:28px;object-fit:cover;border-radius:4px}.attachment button{font-size:15px;padding:0 2px;color:var(--muted)}.attached-name{font-size:10px;color:var(--muted);margin-top:6px}.jump-bottom{position:absolute;bottom:210px;left:calc(50% - 17px);background:var(--surface);border:1px solid var(--line);border-radius:50%;box-shadow:var(--shadow);width:34px;height:34px;display:grid;place-items:center}.sidebar-scrim{display:none}.dialog{border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:18px;padding:0;width:min(540px,calc(100vw - 32px));box-shadow:0 30px 100px #0003;max-height:85vh;max-height:85dvh}.dialog::backdrop{background:#16191566;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;padding:22px 24px 14px;border-bottom:1px solid var(--line);gap:10px}.dialog-head h2{font-size:18px;font-weight:550;letter-spacing:-.3px;margin:0}.dialog-head .icon-btn{margin-left:auto}.dialog-body{padding:22px 24px;max-height:60dvh;overflow:auto}.dialog-body p{font-size:12px;line-height:1.7;color:var(--muted);margin:0 0 16px}.dialog-body label{display:block;font-size:12px;font-weight:550;margin-bottom:8px}.field{border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:var(--bg);color:var(--text);width:100%}.dialog-body textarea{resize:vertical;min-height:160px;font-size:12px;line-height:1.7}.dialog-foot{display:flex;justify-content:flex-end;gap:9px;padding:14px 24px 20px}.btn{padding:9px 15px;border:1px solid var(--line);border-radius:8px;font-size:12px}.btn.primary{background:var(--accent);color:var(--surface);border-color:var(--accent)}html[data-appearance=dark] .btn.primary{color:#23191c}.settings-section+.settings-section{border-top:1px solid var(--line);margin-top:22px;padding-top:20px}.settings-row{display:flex;gap:15px;align-items:center;justify-content:space-between}.settings-row select{max-width:150px}.settings-section h3{font-size:12px;font-weight:600;margin:0 0 5px}.settings-section p{font-size:11px;margin-bottom:10px}.settings-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}.settings-links a{font-size:11px;text-underline-offset:3px}.memory-item{font-size:12px;padding:12px 0;border-top:1px solid var(--line);line-height:1.7}.memory-item time{display:block;font-size:10px;color:var(--muted);margin-top:4px}.memory-add{display:flex;gap:8px;margin-bottom:18px}.memory-add input{min-width:0}.action-list{display:flex;flex-direction:column;gap:5px}.action-list button{display:flex;gap:10px;align-items:center;padding:12px;border-radius:8px;text-align:left;font-size:12px}.action-list button:hover{background:var(--hover)}.shortcut{margin-left:auto;font-size:10px;color:var(--muted)}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:11px 18px;border:1px solid var(--line);border-radius:10px;background:var(--text);color:var(--bg);font-size:12px;box-shadow:var(--shadow);z-index:50;max-width:calc(100vw - 32px)}.boot-state{min-height:100vh;height:100dvh;display:grid;place-items:center;text-align:center;padding:25px}.boot-state h1{font:42px var(--serif);margin:0 0 12px}.boot-state p{color:var(--muted);font-size:13px}.boot-state a{display:inline-block;text-decoration:none;margin-top:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1500px){.welcome{padding-top:12vh}}@media(max-width:1000px){.shell{grid-template-columns:235px minmax(0,1fr)}.sidebar{padding:24px 13px 12px}.topbar{padding:0 24px}.welcome h1{font-size:46px}.starter-grid{gap:9px}.starter{padding:16px 12px}.welcome{padding-top:6vh}.top-label{display:none}.composer-hint{display:none}.composer-controls .send{margin-left:auto}.composer-footer{font-size:8px}.welcome-subtitle{font-size:13px}}
@media(max-width:700px){.shell{display:block}.main{height:100vh;height:100dvh}.sidebar{position:fixed;left:0;top:0;bottom:0;width:280px;z-index:30;transform:translateX(-100%);transition:transform .2s}.shell.sidebar-open .sidebar{transform:translateX(0)}.shell.sidebar-open .sidebar-scrim{display:block;position:fixed;inset:0;background:#16191566;z-index:25}.mobile-menu{display:grid}.topbar{height:62px;padding:0 14px;gap:8px}.top-title{font-size:12px;max-width:45%}.top-actions{gap:5px}.temporary-switch{padding:6px 8px;font-size:10px}.temporary-switch span{display:none}.conversation-scroll{padding:24px 20px}.welcome{padding-top:6vh}.welcome-eyebrow{font-size:9px;margin-bottom:18px}.welcome h1{font-size:44px;letter-spacing:-1px}.welcome-subtitle{font-size:12px;max-width:330px}.starter-grid{grid-template-columns:1fr;gap:8px;margin-top:27px}.starter{padding:12px 14px;display:grid;grid-template-columns:27px 1fr;column-gap:10px;align-items:center}.starter svg{grid-row:1/3;margin-bottom:0;width:19px;height:19px}.starter strong{margin:0;font-size:12px}.starter p{font-size:10px}.starter .arrow{display:none}.welcome-foot{font-size:9px;margin-top:18px}.composer-area{padding:8px 12px max(12px,env(safe-area-inset-bottom))}.composer{padding:13px 13px 9px;border-radius:14px}.composer textarea{font-size:16px;min-height:37px}.composer-controls{margin-top:9px}.composer-footer{justify-content:center;font-size:8px;padding-top:8px}.save-status{display:none}.user-bubble{max-width:94%;font-size:13px}.message-content{font-size:13px}.message-tools button{font-size:9px}.model-stamp{font-size:9px}.dialog-body,.dialog-head{padding-left:20px;padding-right:20px}.jump-bottom{bottom:180px}.history-more{opacity:1}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}
.main{min-height:0}.composer-area,.side-bottom,.brand,.new-chat,.search-wrap{flex-shrink:0}
@media(min-width:701px) and (max-height:800px){.welcome{padding-top:18px}.welcome h1{font-size:52px;margin-bottom:14px}.welcome-eyebrow{margin-bottom:16px}.starter-grid{margin-top:26px}.starter{padding:16px}.starter svg{margin-bottom:12px}.welcome-foot{margin-top:16px}}
@media(max-width:700px){.starter>span[data-icon]{grid-row:1/3}.starter p{grid-column:2}.temporary-switch span[data-icon]{display:inline-flex}.sidebar{visibility:hidden}.shell.sidebar-open .sidebar{visibility:visible}}.attachment-note{flex-basis:100%;font-size:10px;color:var(--muted);line-height:1.5}