:root{--p:#E63946;--a:#FFB703;--r:14px;--bg:var(--tg-theme-bg-color,#fff);--tx:var(--tg-theme-text-color,#1b1b1f);--hint:var(--tg-theme-hint-color,#80808a);--card:var(--tg-theme-secondary-bg-color,#f3f3f6);--ln:rgba(128,128,140,.25);font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
*{box-sizing:border-box;margin:0;-webkit-tap-highlight-color:transparent}
body{background:var(--bg);color:var(--tx);padding-bottom:calc(76px + env(safe-area-inset-bottom));min-height:100vh}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,textarea{font:inherit;color:inherit;background:var(--card);border:1px solid var(--ln);border-radius:var(--r);padding:12px;width:100%}
.top{padding:18px 16px 8px}.top h1{font-size:22px}.top small{color:var(--hint)}
.banner{margin:8px 16px;padding:12px;border-radius:var(--r);background:var(--card);border-left:4px solid var(--a)}
.cats{display:flex;gap:8px;overflow-x:auto;padding:8px 16px;position:sticky;top:0;background:var(--bg);z-index:5;scrollbar-width:none}
.chip{padding:8px 14px;border-radius:99px;background:var(--card);white-space:nowrap;font-size:14px}.chip.on{background:var(--p);color:#fff}
h2{font-size:18px;margin:18px 16px 8px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;padding:0 16px}
.item{background:var(--card);border-radius:var(--r);overflow:hidden;text-align:left;display:flex;flex-direction:column}
.item img,.ph{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--ln);display:grid;place-items:center;font-size:34px}
.item .b{padding:10px;display:flex;flex-direction:column;gap:4px;flex:1}.item .t{font-weight:600;font-size:15px}.item .d{font-size:12px;color:var(--hint)}
.price{font-weight:700;margin-top:auto}.sold{opacity:.5}
.btn{background:var(--p);color:#fff;padding:14px;border-radius:var(--r);font-weight:600;width:100%;text-align:center}.btn.sec{background:var(--card);color:var(--tx)}.btn.sm{padding:9px 14px;width:auto;font-size:14px}.btn[disabled]{opacity:.5}
.bar{position:fixed;left:0;right:0;bottom:0;background:var(--bg);border-top:1px solid var(--ln);padding:8px 12px calc(8px + env(safe-area-inset-bottom));z-index:20}
.nav{display:flex}.nav button{flex:1;padding:8px 2px;font-size:12px;color:var(--hint);display:flex;flex-direction:column;align-items:center;gap:2px}.nav button.on{color:var(--p)}.nav span{font-size:20px}
.cartbar{position:fixed;left:12px;right:12px;bottom:calc(66px + env(safe-area-inset-bottom));z-index:15}
.sheet{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:30;display:flex;align-items:flex-end}
.sheet>div{background:var(--bg);width:100%;max-height:92vh;overflow:auto;border-radius:20px 20px 0 0;padding:16px;display:flex;flex-direction:column;gap:12px}
.row{display:flex;justify-content:space-between;align-items:center;gap:10px}
.grp{background:var(--card);border-radius:var(--r);padding:10px;display:flex;flex-direction:column;gap:6px}.grp label{display:flex;justify-content:space-between;padding:6px 0}
.qty{display:flex;align-items:center;gap:12px}.qty button{width:32px;height:32px;border-radius:50%;background:var(--card);font-size:18px}
.card{background:var(--card);border-radius:var(--r);padding:12px;margin:10px 16px;display:flex;flex-direction:column;gap:8px}
.st{font-size:12px;padding:3px 10px;border-radius:99px;background:var(--a);color:#222}
.opts{display:flex;gap:8px;flex-wrap:wrap}.opts .chip{flex:1;text-align:center}
.mut{color:var(--hint);font-size:13px}.err{color:#d00;font-size:14px}
#toast{position:fixed;top:12px;left:50%;transform:translateX(-50%);background:#222;color:#fff;padding:10px 16px;border-radius:12px;z-index:50;opacity:0;transition:.25s;pointer-events:none;max-width:90vw}#toast.on{opacity:1}
select{font:inherit;color:inherit;background:var(--card);border:1px solid var(--ln);border-radius:var(--r);padding:12px;width:100%}
.fl{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--hint)}.fl.ck{flex-direction:row;align-items:center;justify-content:space-between;color:var(--tx);font-size:15px}
input[type=color]{padding:2px;height:44px}textarea{resize:vertical}.btn.dg{background:#c62828;color:#fff}
.chat{display:flex;flex-direction:column;gap:8px;padding:8px 16px}
.bub{max-width:90%;padding:10px 12px;border-radius:var(--r);background:var(--card);white-space:pre-wrap;word-break:break-word;font-size:15px;line-height:1.35}
.bub.me{align-self:flex-end;background:var(--p);color:#fff}.bub.wait{color:var(--hint)}
.rate{display:flex;gap:6px;margin-top:6px}.rate button{font-size:15px;padding:2px 8px;border-radius:99px;background:var(--bg);opacity:.75}.rate button.on{opacity:1;outline:2px solid var(--a)}
.ask{display:flex;gap:8px;padding:8px 16px;align-items:flex-end}.ask textarea{min-height:46px;max-height:140px;resize:none}.ask .btn{width:auto;padding:12px 16px}