/* СигиРФ — опт-магазин, дизайн под конверсию */
*{box-sizing:border-box}
:root{--ink:#161a20;--ink2:#3a424e;--muted:#7a828e;--bg:#f4f6f8;--card:#fff;--line:#e6e9ee;
--accent:#c8102e;--accent2:#e8a13a;--green:#0a9d3a;--tg:#229ED9;--radius:14px;
--shadow:0 6px 24px rgba(20,26,32,.08)}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;
color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}a:hover{opacity:.85}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
/* top bar */
.topbar{background:#0f1216;color:#cfd5de;font-size:13px}
.topbar .wrap{display:flex;gap:18px;align-items:center;flex-wrap:wrap;padding:7px 16px}
.topbar a{color:#fff;font-weight:600}.topbar .tphone{font-size:14px}
/* header */
header.hd{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(0,0,0,.04)}
header.hd .wrap{display:flex;align-items:center;gap:20px;padding:12px 16px}
.logo{font-size:22px;font-weight:800;color:var(--ink);letter-spacing:-.3px;white-space:nowrap}
.logo b{color:var(--accent)}
nav.main{display:flex;gap:20px;flex:1;flex-wrap:wrap}
nav.main a{color:var(--ink2);font-weight:600;font-size:15px}
nav.main a:hover{color:var(--accent)}
.cartbtn{position:relative;background:var(--ink);color:#fff;border:0;border-radius:10px;padding:10px 16px;font-weight:700;font-size:14px;cursor:pointer;white-space:nowrap}
.cartbtn .badge{position:absolute;top:-8px;right:-8px;background:var(--accent);color:#fff;border-radius:20px;min-width:20px;height:20px;font-size:12px;display:flex;align-items:center;justify-content:center;padding:0 5px}
.burger{display:none;background:none;border:0;font-size:24px;cursor:pointer}
/* hero */
.hero{background:linear-gradient(120deg,#161a20,#232c3a);color:#fff;border-radius:0 0 24px 24px}
.hero .wrap{padding:40px 16px 46px}
.hero h1{font-size:34px;line-height:1.15;margin:0 0 12px;max-width:720px}
.hero p{font-size:17px;color:#c7cfda;max-width:640px;margin:0 0 22px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.chip{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:30px;padding:7px 14px;font-size:13px;color:#e7ecf3}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:11px;font-weight:700;font-size:15px;border:0;cursor:pointer;transition:transform .05s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff}.btn-green{background:var(--green);color:#fff}
.btn-dark{background:var(--ink);color:#fff}.btn-tg{background:var(--tg);color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
/* sections */
section{padding:34px 0}
h2.sec{font-size:24px;margin:0 0 18px;display:flex;align-items:center;gap:10px}
h2.sec::before{content:"";width:5px;height:24px;background:var(--accent);border-radius:3px}
.lead-h1{font-size:27px;margin:20px 0 8px}
.crumbs{font-size:13px;color:var(--muted);margin:14px 0 4px}.crumbs a{color:var(--muted)}
p.txt{color:var(--ink2);max-width:820px}
/* category tiles */
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.cat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;text-align:center;box-shadow:var(--shadow);transition:transform .12s}
.cat:hover{transform:translateY(-3px)}
.cat .ic{font-size:30px}.cat b{display:block;margin-top:8px;color:var(--ink);font-size:15px}
.cat span{font-size:12px;color:var(--muted)}
/* product grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .12s,box-shadow .12s}
.pcard:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(20,26,32,.14)}
.pcard .ph{aspect-ratio:1/1;background:#f0f2f5;display:flex;align-items:center;justify-content:center;overflow:hidden}
.pcard .ph svg,.pcard .ph img{width:100%;height:100%;object-fit:cover}
.pcard .ph img.photo{object-fit:contain;background:#fff;padding:8px}
.detail .big img.photo{object-fit:contain;background:#fff;padding:14px}
.pcard .bd{padding:12px 13px 14px;display:flex;flex-direction:column;gap:7px;flex:1}
.pcard .nm{font-weight:700;font-size:14.5px;color:var(--ink);line-height:1.3;min-height:38px}
.pcard .meta{font-size:12px;color:var(--muted)}
.pcard .row{display:flex;align-items:center;justify-content:space-between;margin-top:auto;gap:8px}
.pcard .pr{font-weight:800;color:var(--accent);font-size:17px;white-space:nowrap}
.pcard .add{background:var(--green);color:#fff;border:0;border-radius:9px;padding:9px 12px;font-weight:700;font-size:13px;cursor:pointer;white-space:nowrap}
.pcard .add:active{transform:scale(.97)}
/* lead / order block */
.order{background:linear-gradient(120deg,#fff,#fff8ef);border:1px solid #f0e2c8;border-radius:var(--radius);padding:20px;margin:20px 0;box-shadow:var(--shadow)}
.order h3{margin:0 0 4px;font-size:19px}.order .sub{color:var(--muted);font-size:14px;margin-bottom:12px}
.order .btns{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.zform{display:flex;gap:9px;flex-wrap:wrap}
.zform input{flex:1;min-width:150px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px}
.zform input:focus{outline:0;border-color:var(--accent2);box-shadow:0 0 0 3px #fbeecb}
.age{margin-top:12px;font-size:12px;color:#8a6d1e;background:#fff5db;border:1px solid #f0e0b0;border-radius:8px;padding:7px 11px}
/* detail (model page) */
.detail{display:grid;grid-template-columns:340px 1fr;gap:26px;align-items:start}
.detail .big{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:1/1}
.detail .big svg,.detail .big img{width:100%;height:100%;object-fit:cover}
.spec{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.spec td{padding:11px 14px;border-bottom:1px solid var(--line);font-size:14.5px}
.spec tr td:first-child{color:var(--muted);width:45%}
.spec .big-pr{font-weight:800;color:var(--accent);font-size:20px}
/* tags */
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags a{background:#fff;border:1px solid var(--line);border-radius:20px;padding:7px 13px;font-size:13px;color:var(--ink2)}
.tags a:hover{border-color:var(--accent);color:var(--accent)}
/* cart drawer */
.cart-ov{position:fixed;inset:0;background:rgba(10,12,16,.5);opacity:0;visibility:hidden;transition:.2s;z-index:99}
.cart-ov.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:400px;max-width:92vw;background:#fff;z-index:100;transform:translateX(100%);transition:transform .25s;display:flex;flex-direction:column;box-shadow:-10px 0 40px rgba(0,0,0,.2)}
.drawer.open{transform:translateX(0)}
.drawer .dh{padding:16px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.drawer .dh b{font-size:18px}.drawer .x{background:none;border:0;font-size:26px;cursor:pointer;color:var(--muted)}
.drawer .items{flex:1;overflow-y:auto;padding:8px 18px}
.ci{display:flex;gap:10px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line)}
.ci .cn{flex:1;font-size:14px}.ci .cp{font-weight:700;color:var(--accent)}
.ci .q{display:flex;align-items:center;gap:6px}.ci .q button{width:26px;height:26px;border:1px solid var(--line);background:#fff;border-radius:7px;cursor:pointer;font-weight:700}
.ci .rm{background:none;border:0;color:var(--muted);cursor:pointer;font-size:18px}
.drawer .foot{border-top:1px solid var(--line);padding:16px 18px}
.drawer .tot{display:flex;justify-content:space-between;font-size:17px;font-weight:800;margin-bottom:12px}
.drawer .empty{color:var(--muted);text-align:center;padding:40px 10px}
.cf-in{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;margin-bottom:8px;font-size:15px}
.cf-in:focus{outline:0;border-color:var(--accent2);box-shadow:0 0 0 3px #fbeecb}
.cf-alt{text-align:center;font-size:13px;color:var(--muted);margin-top:10px}
.cf-alt a{color:var(--tg);font-weight:600}
/* footer */
footer.ft{background:#0f1216;color:#9aa3ae;margin-top:40px;font-size:13.5px}
footer.ft .wrap{padding:26px 16px}
footer.ft a{color:#fff}footer.ft .cols{display:flex;gap:40px;flex-wrap:wrap}
/* responsive */
@media(max-width:860px){
 nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:12px 16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
 nav.main.open{display:flex}
 .burger{display:block}
 .detail{grid-template-columns:1fr}
 .hero h1{font-size:26px}.hero .wrap{padding:30px 16px 34px}
 .drawer{width:100%}
}