:root{--bg:#F3F4F8;--surface:#fff;--ink:#171A2B;--ink-2:#454A63;--ink-3:#7A7F98;--line:#E2E4EE;--bubble-c:var(--brand);--ok:#12A150;--bad:#D6336C;--r:16px}
:root[data-theme=dark]{color-scheme:dark;--bg:#0E0F17;--surface:#171926;--ink:#EEF0FA;--ink-2:#C3C7DC;--ink-3:#8A8FA8;--line:#2B2E41}
*{box-sizing:border-box}html,body{height:100%;margin:0}
body{font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--surface);color:var(--ink);-webkit-text-size-adjust:100%}
body.full{background:var(--bg);display:grid;place-items:center}
body.full #app{width:min(720px,100%);height:min(860px,100dvh);border-radius:18px;overflow:hidden;box-shadow:0 10px 40px rgba(20,20,50,.12)}
@media(max-width:720px){body.full #app{border-radius:0;height:100dvh}}
#app{height:100%;display:flex;flex-direction:column;background:var(--surface)}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 60%,transparent);outline-offset:2px}
.head{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--brand);color:#fff;flex:none}
.avatar{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.22);display:grid;place-items:center;font-weight:700;flex:none}
.head .t{flex:1;min-width:0}.head b{display:block;line-height:1.2}.head small{opacity:.85;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.icon-btn{background:rgba(255,255,255,.16);border:0;color:#fff;width:36px;height:36px;border-radius:10px;cursor:pointer;display:grid;place-items:center}
.icon-btn:hover{background:rgba(255,255,255,.28)}
.msgs{flex:1;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:6px;background:var(--bg);overscroll-behavior:contain;scroll-behavior:auto}
.row{display:flex;flex-direction:column;max-width:86%}
.row.me{align-self:flex-end;align-items:flex-end}.row.them{align-self:flex-start}
.who{font-size:.72rem;color:var(--ink-3);margin:6px 4px 2px}
.bubble{padding:9px 13px;border-radius:var(--r);overflow-wrap:anywhere;word-break:break-word}
.me .bubble{background:var(--bubble-c);color:#fff;border-bottom-right-radius:5px;white-space:pre-wrap}
.them .bubble{background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:5px}
.bubble p{margin:0 0 .5em}.bubble p:last-child{margin:0}.bubble ul,.bubble ol{margin:.3em 0;padding-left:1.2em}
.bubble a{color:var(--brand);text-decoration:underline}.me .bubble a{color:#fff}
.bubble code{background:color-mix(in srgb,var(--ink) 9%,transparent);padding:1px 5px;border-radius:5px;font-size:.9em}
.time{font-size:.68rem;color:var(--ink-3);margin:2px 4px 0}
.media{margin-top:6px;display:flex;flex-direction:column;gap:8px;width:min(300px,100%)}
.media img,.media video{width:100%;border-radius:12px;display:block;background:#000}
.media audio{width:100%}
.media .yt{position:relative;display:block;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#000;border:0;padding:0;cursor:pointer;width:100%}
.media .yt img{width:100%;height:100%;object-fit:cover;opacity:.85}.media .yt span{position:absolute;inset:0;display:grid;place-items:center}
.media .yt i{width:54px;height:54px;border-radius:50%;background:rgba(0,0,0,.65);display:grid;place-items:center}
.media iframe{width:100%;aspect-ratio:16/9;border:0;border-radius:12px}
.media a.file{display:flex;align-items:center;gap:8px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);text-decoration:none}
.actions{display:flex;flex-direction:column;gap:6px;margin-top:6px;width:min(300px,100%)}
.actions a{display:flex;justify-content:center;align-items:center;gap:8px;padding:11px 14px;border-radius:12px;text-decoration:none;font-weight:600;background:var(--brand);color:#fff}
.actions a.wa{background:#1FAF54}
.quick{display:flex;flex-wrap:wrap;gap:6px;padding:8px 12px 2px;background:var(--bg);flex:none}
.quick button{border:1.5px solid var(--brand);background:var(--surface);color:var(--brand);padding:7px 12px;border-radius:999px;cursor:pointer;font-weight:550}
.quick button:hover{background:var(--brand);color:#fff}
.typing{align-self:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;display:flex;gap:4px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--ink-3);animation:b 1s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes b{0%,60%,100%{opacity:.3}30%{opacity:1}}
@media(prefers-reduced-motion:reduce){.typing i{animation:none;opacity:.6}}
.sys{align-self:center;font-size:.78rem;color:var(--ink-3);background:color-mix(in srgb,var(--ink) 6%,transparent);padding:3px 10px;border-radius:999px;margin:6px 0;text-align:center}
.composer{display:flex;align-items:flex-end;gap:8px;padding:10px 10px calc(10px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--line);flex:none}
.composer textarea{flex:1;resize:none;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:20px;padding:10px 14px;max-height:120px;font:inherit;font-size:16px;line-height:1.4}
.composer textarea::placeholder{color:var(--ink-3)}
.round{width:42px;height:42px;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;flex:none;background:var(--bg);color:var(--ink-2)}
.round.send{background:var(--brand);color:#fff}.round:disabled{opacity:.45;cursor:default}
.foot{display:flex;justify-content:center;gap:8px;padding:0 14px 8px;background:var(--surface);font-size:.78rem;flex:none}
.foot button{background:none;border:0;color:var(--ink-3);cursor:pointer;padding:4px 0;text-decoration:underline}
.rate{text-align:center;padding:14px;background:var(--surface);border-top:1px solid var(--line);flex:none}
.stars{display:flex;justify-content:center;gap:4px;margin:8px 0}
.stars button{background:none;border:0;font-size:1.9rem;cursor:pointer;color:var(--line);line-height:1;padding:2px}
.stars button.on{color:#F5A623}
.primary{background:var(--brand);color:#fff;border:0;border-radius:12px;padding:11px 18px;font-weight:600;cursor:pointer}
.err{padding:10px 14px;background:color-mix(in srgb,var(--bad) 12%,var(--surface));color:var(--bad);font-size:.85rem;text-align:center;flex:none}
[hidden]{display:none!important}

.avatar svg{display:block}
.quick button{display:inline-flex;align-items:center;gap:7px}
.actions a{gap:9px}
.ask{background:var(--surface);border-top:1px solid var(--line);padding:14px 14px 12px;display:flex;flex-direction:column;gap:10px;flex:none;max-height:60%;overflow-y:auto}
.ask-t{display:flex;align-items:center;gap:8px;color:var(--brand)}.ask-t b{color:var(--ink);font-size:1rem}
.ask-h{color:var(--ink-3);font-size:.84rem;margin-top:-6px}
.fld{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);background:var(--bg);border-radius:12px;padding:0 12px;color:var(--ink-3)}
.fld:focus-within{border-color:var(--brand);color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 18%,transparent)}
.fld.bad{border-color:var(--bad);color:var(--bad)}
.fld input{flex:1;min-width:0;border:0;background:none;outline:0;color:var(--ink);font:inherit;font-size:1rem;padding:13px 0}
.primary.wide{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:46px}
.link{background:none;border:0;color:var(--ink-3);text-decoration:underline;cursor:pointer;padding:2px;align-self:center;font-size:.85rem}
.seg{display:flex;background:var(--bg);border-radius:12px;padding:3px;gap:3px}
.seg button{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;border:0;background:none;padding:9px;border-radius:9px;cursor:pointer;color:var(--ink-3);font-weight:600}
.seg button[aria-pressed=true]{background:var(--surface);color:var(--brand);box-shadow:0 1px 4px rgba(20,20,50,.12)}
.drop{display:flex;flex-direction:column;align-items:center;gap:4px;border:2px dashed color-mix(in srgb,var(--brand) 50%,var(--line));background:color-mix(in srgb,var(--brand) 6%,var(--surface));color:var(--brand);border-radius:14px;padding:18px 12px;cursor:pointer}
.drop b{color:var(--ink)}.drop span:last-child{color:var(--ink-3);font-size:.82rem}

.round.rec{background:var(--bad);color:#fff;animation:pulse 1.1s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px color-mix(in srgb,var(--bad) 22%,transparent)}}
@media(prefers-reduced-motion:reduce){.round.rec{animation:none}}
.listen{display:inline-flex;align-items:center;gap:5px;background:none;border:0;color:var(--ink-3);font-size:.76rem;cursor:pointer;padding:3px 2px;margin-top:2px}
.listen:hover,.listen.on{color:var(--brand)}
#app{position:relative}
.cs{position:absolute;inset:0;background:var(--surface);z-index:20;display:flex;flex-direction:column}
.cs-h{display:flex;align-items:center;gap:10px;padding:12px 14px;background:var(--brand);color:#fff}.cs-h b{flex:1}
.icon-btn.dark{background:rgba(255,255,255,.18)}
.cs-body{flex:1;overflow-y:auto;padding:16px 14px 24px;display:flex;flex-direction:column;gap:12px;background:var(--bg)}
.cs-note{display:flex;align-items:center;gap:8px;color:var(--ink-3);font-size:.82rem;margin:4px 0 0}
.cs-sum{display:flex;align-items:center;justify-content:space-between;gap:10px}
.ocard{flex:none;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.oh{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;padding:11px 14px;border-bottom:1px solid var(--line)}.oh span{color:var(--ink-3);font-size:.82rem}
.oi{padding:12px 14px;display:flex;flex-direction:column;gap:8px}.pn{font-weight:600}
.code{display:flex;align-items:center;justify-content:space-between;gap:10px;border:1.5px dashed var(--line);background:var(--bg);border-radius:10px;padding:10px 12px}
.code small{display:block;color:var(--ink-3);font-size:.74rem}.code code{font:600 1rem ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all;user-select:all}
.copy{display:inline-flex;align-items:center;gap:6px;flex:none;border:1.5px solid var(--brand);background:var(--surface);color:var(--brand);border-radius:9px;padding:8px 11px;cursor:pointer;font-weight:600;font-size:.85rem}
.copy.ok{background:var(--ok);border-color:var(--ok);color:#fff}
.copy.all{background:var(--brand);color:#fff}
.nocode{color:var(--ink-3);font-size:.86rem;margin:0}

.foot .endbtn{display:inline-flex;align-items:center;gap:6px;text-decoration:none;padding:6px 12px;border-radius:999px;font-size:.78rem}
.foot .endbtn:hover{background:var(--bg,#f3f4f8);color:var(--ink)}
.foot .endbtn svg{width:13px;height:13px}
.endask{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;font-size:.82rem;color:var(--ink-2,#444)}
.foot .endask button{text-decoration:none;padding:6px 14px;border-radius:999px;border:1px solid var(--line);font-size:.8rem;color:var(--ink)}
.foot .endask button.danger{background:#d92d4b;border-color:#d92d4b;color:#fff}

.pend{flex:none;display:flex;flex-direction:column;gap:12px}
.pend>summary{cursor:pointer;color:var(--ink-3);font-size:.84rem;padding:6px 2px}
.pend[open]>summary{margin-bottom:4px}
.pend>.ocard{margin-top:12px}

.inl-codes{display:flex;flex-direction:column;gap:8px;margin-top:8px;max-width:100%}
.ocard.mini{padding:10px 12px}
.ocard.mini .pn{font-weight:600;font-size:.88rem;margin-bottom:6px}

.dlg{position:absolute;inset:0;z-index:30;background:rgba(20,16,40,.45);display:flex;align-items:center;justify-content:center;padding:20px}
.dlg-box{background:var(--surface);border-radius:16px;padding:20px;max-width:320px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,.25);text-align:center}
.dlg-box p{margin:8px 0 16px;color:var(--ink-3);font-size:.88rem}
.dlg-b{display:flex;gap:8px;justify-content:center}
.dlg-b button{flex:1;padding:10px 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-weight:600;cursor:pointer}
.dlg-b button.danger{background:#d92d4b;border-color:#d92d4b;color:#fff}
.media iframe.yt-frame{display:block;width:100%;aspect-ratio:16/9;border:0;border-radius:12px;background:#000}

.me .bubble svg{vertical-align:-4px;width:18px;height:18px;margin-right:4px}
.stars button svg{display:block}