:root {
 color-scheme: dark;
 -webkit-text-size-adjust:100%;
 text-size-adjust:100%;
 --bg:#101114; --panel:#191b20; --line:#2b2e35; --text:#f7f7f3;
 --muted:#aeb1bb; --accent:#ffffff; --ink:#101114;
 font:16px Inter,system-ui,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);min-height:100dvh;padding-top:env(safe-area-inset-top)}
header,main{max-width:760px;margin:auto;padding:18px 20px}
header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}
.identity{display:flex;align-items:center;gap:12px}
.mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--accent);color:var(--ink);font-weight:850;font-size:22px}
.brand{font-size:clamp(17px,5vw,24px);letter-spacing:-.055em;font-weight:850}
#network{font-size:12px;border:1px solid var(--line);padding:5px 9px;border-radius:99px;color:var(--muted);white-space:nowrap}
nav{position:fixed;z-index:2;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px;padding:8px 6px calc(8px + env(safe-area-inset-bottom));background:#17191df5;border-top:1px solid var(--line);backdrop-filter:blur(15px)}
nav button{min-height:44px;font-size:clamp(10px,3vw,15px);padding:5px 2px;background:transparent;color:var(--muted);border:1px solid transparent}
nav button[aria-current=true]{color:var(--accent);background:#303137;border-color:#45464d}
main{padding-bottom:calc(95px + env(safe-area-inset-bottom))}
h1{font-size:clamp(28px,8vw,40px);line-height:1.1;letter-spacing:-.055em;margin:4px 0 16px}
h2{font-size:18px;margin:20px 0 8px}
p,label{color:var(--muted);line-height:1.48}
button,input,select{font:inherit;border-radius:12px;border:1px solid var(--line);padding:11px 13px}
button{background:var(--accent);color:var(--ink);font-weight:650;cursor:pointer}
button:disabled{opacity:.5;cursor:wait}
button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
input,select{min-width:0;max-width:100%;background:var(--panel);color:var(--text);width:100%;min-height:45px}
form{display:grid;gap:12px;margin:12px 0}
label{display:grid;gap:6px;font-size:14px}
.attachment-picker{background:#20232a;border:1px dashed #4b515b;border-radius:14px;padding:12px}
.attachment-picker input{border:0;padding:5px;background:transparent}
input::file-selector-button{background:#333943;color:var(--text);border:0;border-radius:8px;padding:8px;margin-right:8px}
.composer{display:flex;position:sticky;bottom:calc(64px + env(safe-area-inset-bottom));padding:8px 0;background:var(--bg)}
.composer input{min-width:0}
.messages{display:flex;flex-direction:column;gap:10px;min-height:37vh;max-height:60dvh;overflow:auto;padding-bottom:8px}
.bubble,article,.record{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:14px;margin:7px 0;line-height:1.5}
.bubble{max-width:88%;margin-right:auto;border-bottom-left-radius:6px}
.bubble.user{margin-left:auto;margin-right:0;background:#303137;border-color:#484a50;border-radius:18px 18px 6px 18px}
.record button{margin:8px 8px 0 0;font-size:14px}
.record button:last-child{color:#ffb1b1;background:#2b2226}
.media-preview{white-space:normal;border:1px solid var(--line);background:#121318;border-radius:12px;margin-top:10px;padding:10px}
.media-preview summary{cursor:pointer;color:var(--accent);overflow-wrap:anywhere}
.media-preview img,.media-preview video{width:100%;max-height:420px;object-fit:contain;margin-top:9px;border-radius:9px}
.download-link{display:block;margin-top:6px;color:var(--accent)}
#note-status,#chat-status,#model-status,#import-status{font-size:14px;margin:6px 0;min-height:1em}
#load-model{margin-top:10px}
article:empty,[hidden]{display:none!important}

@media (max-width:600px), (hover:none) and (pointer:coarse) {
 header,main{width:100%;max-width:100%;padding-left:max(14px,env(safe-area-inset-left));padding-right:max(14px,env(safe-area-inset-right))}
 header{padding-top:10px;padding-bottom:10px}
 main{padding-top:10px;padding-bottom:calc(76px + env(safe-area-inset-bottom))}
 .identity{gap:8px;min-width:0}
 .mark{width:30px;height:30px;flex:none;border-radius:9px;font-size:17px}
 .brand{font-size:17px}
 nav{gap:2px;padding-top:4px;padding-bottom:calc(4px + env(safe-area-inset-bottom))}
 nav button{min-width:0;font-size:11px;overflow-wrap:anywhere}
 h1{font-size:25px}
 .messages{gap:6px;min-height:0;max-height:max(8rem,calc(100dvh - 220px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}
 .bubble{font-size:15px;padding:9px 11px;margin:2px 0}
 .composer{bottom:calc(52px + env(safe-area-inset-bottom));gap:7px;margin:4px 0;padding:4px 0}
 .composer input{flex:1}
 .composer button{padding-inline:9px;font-size:13px}
}