:root{--y:#f6c500;--g:#00853e;--ink:#1a1a1a;--muted:#6b7280;--line:#e5e7eb;--bg:#fff}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.top{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}
.hbar{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:block;line-height:0}
.brand img{height:40px;width:auto}
.hbar nav a{font-size:14px;font-weight:500;text-decoration:none}
.hbar nav a:hover{text-decoration:underline}
.product{display:grid;grid-template-columns:1fr 1fr;gap:48px;padding:32px 0 48px}
.gallery{min-width:0;align-self:start;position:sticky;top:88px}
.info{min-width:0}
.gallery .main{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#f6f7f8;aspect-ratio:1/1}
.gallery .main img{width:100%;height:100%;object-fit:cover}
.thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.thumbs button{width:74px;height:74px;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:#f6f7f8;cursor:pointer;padding:0}
.thumbs button.active{border:2px solid var(--ink)}
.thumbs img{width:100%;height:100%;object-fit:cover}
h1.title{font-size:28px;line-height:1.25;font-weight:800;margin-bottom:14px}
.price{display:flex;align-items:baseline;flex-wrap:wrap;gap:12px}
.price .now{font-size:28px;font-weight:800}
.price .was{font-size:16px;color:var(--muted);text-decoration:line-through}
.price .off{background:#e7f6ee;color:var(--g);font-size:12px;font-weight:700;padding:3px 8px;border-radius:6px}
.parcel{color:var(--muted);font-size:14px;margin:4px 0 22px}
.kits{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:22px}
.kit{border:2px solid var(--line);border-radius:12px;background:#fff;padding:12px 14px;text-align:left;cursor:pointer;font-family:inherit;display:flex;flex-direction:column;gap:2px}
.kit b{font-size:14px}
.kit span{font-size:15px;color:var(--g);font-weight:700}
.kit.active{border-color:var(--g);background:#e7f6ee}
.piece[hidden]{display:none}
.err{color:#b42318;font-size:13.5px;margin-bottom:8px}.err[hidden]{display:none}
.opt-label{font-size:13px;font-weight:700;margin-bottom:8px;text-transform:uppercase;letter-spacing:.04em}
.opt-label span{font-weight:500;text-transform:none;letter-spacing:0}
.swatches{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.swatch{border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-size:14px;font-weight:600;background:#fff;cursor:pointer;font-family:inherit}
span.swatch{cursor:default}
button.swatch:hover{border-color:#999}
.swatch.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.perks{list-style:none;border:1px dashed var(--line);border-radius:12px;padding:14px 16px;margin-bottom:20px;font-size:14px}
.perks li{padding:3px 0}
.buy{width:100%;height:54px;border:0;border-radius:10px;background:var(--g);color:#fff;font-size:16px;font-weight:700;font-family:inherit}
.buy:disabled{opacity:.55;cursor:not-allowed}
.note{font-size:12.5px;color:var(--muted);margin:8px 0 22px;text-align:center}
.desc p{margin-bottom:12px;font-size:15px}
.block{border-top:1px solid var(--line);padding:36px 0}
.block h2{font-size:22px;margin-bottom:16px}
.block h3{font-size:16px;margin:22px 0 10px}
.specs{padding-left:20px;font-size:15px}
.specs li{margin-bottom:6px}
.tbl{overflow-x:auto}
table{border-collapse:collapse;min-width:320px;width:100%;max-width:520px;font-size:14px}
th,td{border:1px solid var(--line);padding:9px 14px;text-align:center}
th{background:#f6f7f8}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust div{background:#f6f7f8;border-radius:12px;padding:16px;font-size:13.5px}
.trust b{display:block;font-size:15px;margin-bottom:4px}
.trust span{color:#444;display:block}
.revs{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.rev{background:#f6f7f8;border-radius:12px;padding:16px;font-size:14.5px}
.rev .stars{color:#f5a623;letter-spacing:2px;margin-bottom:6px}
.rev p{margin-bottom:8px}
.rev small{color:var(--muted);display:block;margin-bottom:10px}
.rev img{width:100%;border-radius:10px;aspect-ratio:4/5;object-fit:cover}
details{border-bottom:1px solid var(--line);padding:14px 0}
summary{font-weight:600;cursor:pointer;font-size:15px}
details p{margin-top:8px;font-size:14.5px;color:#333}
.foot{background:#111;color:#ddd;margin-top:20px;padding:40px 0 20px;font-size:13.5px}
.foot a{color:#fff}
.foot h4{color:#fff;font-size:14px;margin-bottom:10px}
.foot p{margin-bottom:10px}
.foot ul{list-style:none}
.foot li{margin-bottom:6px}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr;gap:32px}
.copy{margin-top:24px;padding-top:16px;border-top:1px solid #333;font-size:12px;color:#999}
.doc{max-width:760px;padding:40px 20px 56px}
.doc h1{font-size:26px;margin-bottom:18px}
.doc h2{font-size:18px;margin:26px 0 8px}
.doc p,.doc li{font-size:15px;margin-bottom:10px;color:#333}
.doc ul{padding-left:22px}
.doc .back{display:inline-block;margin-bottom:18px;font-size:14px;color:#555;text-decoration:none}
@media(max-width:860px){
 .product{grid-template-columns:1fr;gap:24px;padding-top:20px}
 .gallery{position:static}
 .trust{grid-template-columns:1fr 1fr}
 .fgrid{grid-template-columns:1fr}
 h1.title{font-size:24px}
}
@media(max-width:700px){.revs{grid-template-columns:1fr}}
@media(max-width:480px){.trust{grid-template-columns:1fr}}