:root{--bg:#fff7ea;--card:#fff;--ink:#1f1510;--mute:#7a6a5d;--line:#ecdcc6;--red:#d62b1f;--red-d:#a81d14;--gold:#ffc93c;--ok:#1f8a4c;--r:18px}
@media(prefers-color-scheme:dark){:root{--bg:#17110d;--card:#241a14;--ink:#fbf1e3;--mute:#b9a48f;--line:#3a2b20}}
*{box-sizing:border-box;margin:0}html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font:16px/1.45 "Bricolage Grotesque",ui-rounded,"Avenir Next",system-ui,sans-serif;padding-bottom:96px}
button,input,textarea,select{font:inherit;color:inherit}
.wrap{max-width:680px;margin:0 auto;padding:0 16px}
.demo{background:var(--ink);color:var(--bg);font-size:13px;text-align:center;padding:8px 16px}
header.top{padding:28px 0 14px}
header.top h1{font-size:clamp(30px,8vw,44px);line-height:1.02;letter-spacing:-.02em}
header.top p{color:var(--mute);margin-top:6px;font-size:14px}
nav.cats{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav.cats .wrap{display:flex;gap:8px;overflow-x:auto;padding-block:10px;scrollbar-width:none}
nav.cats a{white-space:nowrap;padding:8px 14px;border-radius:99px;background:var(--card);border:1px solid var(--line);text-decoration:none;color:var(--ink);font-size:14px;font-weight:600}
h2.cat{font-size:22px;margin:26px 0 10px;letter-spacing:-.01em}
.item{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin-bottom:10px;width:100%;text-align:left;cursor:pointer}
.item b{display:block;font-size:17px}.item small{color:var(--mute);display:block;margin-top:2px}
.item .pr{margin-left:auto;font-weight:700;white-space:nowrap}
.item.off{opacity:.5;cursor:default}
.tag{font-size:12px;background:var(--gold);color:#3a2800;border-radius:99px;padding:2px 8px;font-weight:700}
.btn{border:0;border-radius:14px;padding:14px 20px;font-weight:700;background:var(--red);color:#fff;cursor:pointer;min-height:48px}
.btn:active{background:var(--red-d)}.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn[disabled]{opacity:.5}
.cartbar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0px));z-index:10;max-width:656px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;background:var(--ink);color:var(--bg);border-radius:18px;padding:14px 18px;font-weight:700;border:0;cursor:pointer;box-shadow:0 10px 30px #0004}
.cartbar[hidden]{display:none}
.sheet-bg{position:fixed;inset:0;background:#0007;z-index:20;display:flex;align-items:flex-end;justify-content:center}
.sheet-bg[hidden]{display:none}
.sheet{background:var(--bg);width:100%;max-width:680px;max-height:92dvh;overflow:auto;border-radius:24px 24px 0 0;padding:20px 16px calc(20px + env(safe-area-inset-bottom,0px));animation:up .22s cubic-bezier(.23,1,.32,1)}
@keyframes up{from{transform:translateY(24px);opacity:0}}
@media(prefers-reduced-motion:reduce){.sheet{animation:none}}
.sheet h3{font-size:22px;margin-bottom:4px}.sheet .sub{color:var(--mute);margin-bottom:12px}
.opt{display:flex;align-items:center;gap:12px;padding:12px 4px;border-top:1px solid var(--line);cursor:pointer}
.opt input{width:22px;height:22px;accent-color:var(--red)}.opt .p{margin-left:auto;color:var(--mute)}
.grp{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--mute);margin:14px 0 2px;font-weight:700}
.qty{display:flex;align-items:center;gap:14px;margin:14px 0}
.qty button{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--card);font-size:22px;cursor:pointer}
.qty b{min-width:24px;text-align:center;font-size:20px}
label.f{display:block;margin:12px 0 4px;font-size:14px;font-weight:600}
.in{width:100%;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 14px;min-height:48px}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.seg label{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:12px;text-align:center;cursor:pointer;font-weight:600}
.seg input{position:absolute;opacity:0}.seg input:checked+span{color:var(--red)}
.seg label:has(input:checked){border-color:var(--red);box-shadow:0 0 0 1px var(--red)}
.line{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-top:1px solid var(--line)}
.line small{display:block;color:var(--mute)}
.tot{font-size:20px;font-weight:800}
.err{background:#d62b1f18;color:var(--red);border-radius:12px;padding:10px 12px;margin-top:10px;font-size:14px}
.loy{background:linear-gradient(135deg,var(--gold),#ffdd7a);color:#3a2800;border-radius:14px;padding:12px 14px;margin-top:12px;font-size:14px}
.dots{display:flex;gap:6px;margin-top:6px}.dots i{width:22px;height:22px;border-radius:50%;background:#3a280022;display:block}.dots i.on{background:#3a2800}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:18px 0}
.steps div{text-align:center;font-size:12px;color:var(--mute)}
.steps div::before{content:"";display:block;height:6px;border-radius:99px;background:var(--line);margin-bottom:6px}
.steps div.on{color:var(--ink);font-weight:700}.steps div.on::before{background:var(--ok)}
.hint{color:var(--mute);font-size:13px;margin-top:8px}