:root{
  --bg:#eef2f7; --surface:#fff; --surface2:#f4f8fc;
  --ink:#14212b; --muted:#586a78; --faint:#8496a6;
  --line:#e2e9f1; --line2:#d4deea;
  --brand:#0060a0; --deep:#0a3b66; --bright:#2d9be6; --soft:#e7eefa;
  --steel1:#e7edf3; --steel2:#cdd8e4;
  --ok:#1f8a5b;
  --shadow:0 1px 2px rgba(15,40,70,.05), 0 14px 40px rgba(15,40,70,.08);
  --shadow-sm:0 1px 2px rgba(15,40,70,.06),0 6px 18px rgba(15,40,70,.06);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Inter",system-ui,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.cat,.pcard,.acard{min-width:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:1440px;margin:0 auto;padding:0 48px}
h1,h2,h3{margin:0}
.up{text-transform:uppercase;letter-spacing:.02em}

/* ---------------- HEADER ---------------- */
header{position:sticky;top:0;z-index:50;background:var(--surface);box-shadow:0 1px 0 var(--line)}
.util{background:#eef1f5;font-size:13px}
.util .wrap{display:flex;align-items:center;justify-content:space-between;height:38px}
.util .l{display:flex;align-items:center;gap:14px;color:var(--muted)}
.util .l b{color:var(--ink);font-weight:600}
.util .sep{width:3px;height:3px;border-radius:50%;background:var(--line2)}
.util .soc{display:flex;gap:8px}
.util .soc i{width:26px;height:26px;border-radius:50%;border:1px solid var(--line2);display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;color:var(--muted);font-style:normal}
.mainbar .wrap{display:flex;align-items:center;gap:22px;padding-top:16px;padding-bottom:16px}
.logo{flex:none}
.logo img{height:80px;width:auto}
.catbtn{flex:none;display:flex;align-items:center;gap:10px;background:var(--brand);color:#fff;border:0;border-radius:12px;padding:14px 20px;font-size:15px;font-weight:600}
.catbtn:hover{background:#0a558f}
.catbtn .grid{display:grid;grid-template-columns:1fr 1fr;gap:3px}
.catbtn .grid span{width:7px;height:7px;border-radius:1.5px;background:#fff}
.search{flex:1;display:flex;align-items:center;border:1.5px solid var(--line2);border-radius:12px;padding:5px 6px 5px 18px;max-width:640px}
.search input{flex:1;border:0;outline:0;font-size:14px;color:var(--ink);background:transparent}
.search input::placeholder{color:#9aa7b4}
.search button{width:46px;height:44px;border:0;border-radius:9px;background:var(--brand);display:flex;align-items:center;justify-content:center}
.hicons{display:flex;align-items:center;gap:18px;margin-left:auto}
.hicon{display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--muted);font-size:11px;font-weight:500}
.hicon svg{stroke:var(--brand)}
.cart{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line2);border-radius:12px;padding:11px 16px}
.cart .ci{color:var(--brand)}
.cart b{font-weight:600}
.ci-wrap{position:relative;display:flex}
.cbadge{position:absolute;top:-9px;right:-10px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--brand);color:#fff;font-size:10.5px;font-weight:700;display:flex;align-items:center;justify-content:center;border:2px solid #fff}
.nav{background:var(--brand)}
.nav .wrap{display:flex;gap:6px}
.nav a{color:#eaf2fb;font-size:14px;font-weight:500;padding:13px 14px;border-radius:8px 8px 0 0}
.nav a:hover,.nav a.on{background:rgba(255,255,255,.12);color:#fff}

/* ---------------- HERO ---------------- */
.hero{padding:28px 0 8px}
.slide{position:relative;overflow:hidden;border-radius:20px;min-height:440px;display:flex;align-items:center;
  background:linear-gradient(115deg,var(--deep) 0%,var(--brand) 78%)}
.slide .bp{position:absolute;inset:0;pointer-events:none;opacity:.9}
.slide .content{position:relative;z-index:2;padding:52px 56px;max-width:560px}
.kick{display:inline-flex;align-items:center;gap:12px;color:#bcd7f0;font-size:12px;font-weight:600;letter-spacing:.14em}
.kick::before{content:"";width:40px;height:3px;border-radius:2px;background:var(--bright)}
.slide h1{color:#fff;font-size:52px;line-height:1.02;font-weight:800;margin:16px 0 0;letter-spacing:-.01em}
.slide p{color:#cfe0f0;font-size:16px;max-width:430px;margin:16px 0 0}
.hbtns{display:flex;gap:12px;margin-top:26px}
.btn{display:inline-flex;align-items:center;gap:9px;border-radius:11px;padding:14px 24px;font-size:15px;font-weight:600;border:1.5px solid transparent}
.btn-w{background:#fff;color:var(--deep)}
.btn-w:hover{background:#eef4fb}
.btn-o{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-o:hover{background:rgba(255,255,255,.1)}
.hero-prod{position:absolute;right:40px;bottom:0;top:0;width:560px;z-index:1;display:flex;align-items:center;justify-content:center}
.hero-prod img{max-height:390px;width:auto;filter:drop-shadow(0 26px 40px rgba(0,10,25,.45))}
.snav{position:absolute;right:28px;bottom:26px;z-index:3;display:flex;gap:10px}
.snav i{width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:20px;font-style:normal;box-shadow:0 3px 10px rgba(0,0,0,.18)}
.dots{display:flex;gap:9px;justify-content:center;padding:16px 0 4px}
.dots span{width:9px;height:8px;border-radius:4px;background:var(--line2)}
.dots span.on{width:26px;background:var(--brand)}

/* ---------------- SECTIONS ---------------- */
section.block{padding:44px 0}
.h2row{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px}
.h2row h2{font-size:30px;font-weight:800;letter-spacing:-.01em}
.h2row a{color:var(--brand);font-weight:600;font-size:14px}
.eyebrow{color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:8px}

/* categories */
.cats{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.cat{display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow-sm);transition:.15s}
.cat:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow)}
.cat .ico{width:46px;height:46px;border-radius:11px;background:var(--soft);color:var(--brand);display:flex;align-items:center;justify-content:center;transition:.15s}
.cat .ico svg{stroke:currentColor}
.cat:hover .ico{transform:scale(1.06)}
.cat b{font-weight:600;font-size:14.5px;line-height:1.25}
.cat span{color:var(--faint);font-size:12.5px}

/* products */
.prodgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pcard{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm);transition:.15s}
.pcard:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow)}
.pthumb{position:relative;height:232px;background:radial-gradient(120% 120% at 50% 20%,#fff, var(--surface2));display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line);padding:18px}
.pthumb img{max-height:100%;max-width:82%;width:auto;object-fit:contain;filter:drop-shadow(0 12px 18px rgba(15,40,70,.16))}
.pthumb .chips{position:absolute;top:12px;left:12px;display:flex;gap:6px;z-index:2}
.chip{background:var(--soft);color:var(--deep);font-size:11px;font-weight:600;padding:4px 9px;border-radius:7px}
.chip.c304{background:#e2edfb;color:#1e57a8}
.chip.c316{background:#dff3f0;color:#0f7a72}
.pbody{padding:14px 16px 16px;display:flex;flex-direction:column;gap:10px;flex:1}
.pbody h3{font-size:16px;font-weight:600}
.pbody .art{color:var(--faint);font-size:12.5px;margin-top:-4px}
.pbody .price{font-size:22px;font-weight:800;margin-top:auto}
.pbody .price small{font-size:13px;font-weight:500;color:var(--faint)}
.buy{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:12px;font-size:14px;font-weight:600}
.buy:hover{background:#0a558f}

/* advantages */
.adv{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.acard{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow-sm)}
.acard .ico{width:50px;height:50px;border-radius:13px;background:var(--soft);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.acard .ico svg{stroke:currentColor}
.acard b{display:block;font-size:16px;font-weight:600;margin-bottom:6px}
.acard span{color:var(--muted);font-size:13.5px}

/* about */
.about{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:36px;box-shadow:var(--shadow-sm)}
.about p{color:var(--muted);font-size:15px;margin:14px 0 0}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stat{background:linear-gradient(140deg,var(--deep),var(--brand));color:#fff;border-radius:14px;padding:22px}
.stat.s1{background:linear-gradient(140deg,#0a3b66,#0060a0)}
.stat.s2{background:linear-gradient(140deg,#0f6f6a,#17a39a)}
.stat.s3{background:linear-gradient(140deg,#3a49a8,#6a5cd6)}
.stat.s4{background:linear-gradient(140deg,#0e6f96,#12a2c9)}
.stat b{display:block;font-size:34px;font-weight:800;line-height:1}
.stat span{color:#cfe0f0;font-size:13px;margin-top:6px;display:block}

/* footer */
footer{background:var(--deep);color:#c6d6e8;margin-top:44px}
footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding:40px 48px}
footer h4{color:#fff;font-size:15px;font-weight:600;margin:0 0 14px}
footer a,footer p{color:#a9c0d6;font-size:13.5px;margin:0 0 8px;display:block}
footer a:hover{color:#fff}
.flogo{height:42px;max-width:100%;margin-bottom:14px;filter:brightness(0) invert(1) opacity(.92)}
footer .top>div{min-width:0}
.fbrand{font-size:13px;color:#9db6cd}
.fbottom{border-top:1px solid rgba(255,255,255,.12);padding:16px 48px;font-size:12.5px;color:#8faaC2;display:flex;justify-content:space-between}

/* мобильная шапка (скрыта на десктопе) */
.m-header{display:none}
.m-bar{display:flex;align-items:center;gap:12px;padding:10px 16px}
.m-burger{width:42px;height:42px;border:1.5px solid var(--line2);border-radius:11px;background:#fff;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:0}
.m-burger span{width:18px;height:2px;border-radius:1px;background:var(--brand)}
.m-logo img{height:34px;width:auto;display:block}
.m-acts{margin-left:auto;display:flex;gap:8px}
.m-ic{position:relative;width:42px;height:42px;border:1.5px solid var(--line2);border-radius:11px;background:#fff;display:flex;align-items:center;justify-content:center}
.m-badge{position:absolute;top:-5px;right:-5px;min-width:17px;height:17px;padding:0 4px;border-radius:9px;background:var(--brand);color:#fff;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center}
.m-search{padding:0 16px 12px}
.m-search{display:flex;align-items:center;border:1.5px solid var(--line2);border-radius:11px;margin:0 16px 12px;padding:4px 4px 4px 14px}
.m-search input{flex:1;border:0;outline:0;background:transparent;font-size:14px;color:var(--ink)}
.m-search button{width:40px;height:38px;border:0;border-radius:8px;background:var(--brand);display:flex;align-items:center;justify-content:center}

@media(max-width:1100px){
  .wrap{padding:0 24px}
  .cats{grid-template-columns:repeat(3,1fr)}
  .prodgrid,.adv{grid-template-columns:repeat(2,1fr)}
  .about{grid-template-columns:1fr}
  footer .top{grid-template-columns:1fr 1fr}
}

/* ---------- МОБАЙЛ ≤640 ---------- */
@media(max-width:640px){
  header{display:none}
  .m-header{display:block;position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 1px 0 var(--line)}
  .wrap{padding:0 16px}

  .hero{padding:14px 0 4px}
  .slide{flex-direction:column;min-height:auto;border-radius:16px;align-items:stretch}
  .slide .content{position:relative;max-width:none;padding:26px 20px 8px;order:1}
  .slide h1{font-size:30px}
  .slide p{font-size:14px;max-width:none}
  .hbtns{flex-direction:column;gap:10px;margin-top:20px}
  .btn{padding:14px 20px;justify-content:center}
  .hero-prod{position:relative;right:auto;top:auto;width:100%;height:220px;order:2;padding:0 10px 8px}
  .hero-prod img{max-height:210px}
  .snav{right:16px;bottom:14px}
  .snav i{width:40px;height:40px}
  .bp{opacity:.5}

  section.block{padding:26px 0}
  .h2row{margin-bottom:16px}
  .h2row h2{font-size:22px}
  .h2row a{font-size:13px}
  .cats{grid-template-columns:1fr 1fr;gap:10px}
  .cat{padding:14px;border-radius:12px}
  .cat .ico{width:40px;height:40px}
  .cat b{font-size:13.5px}
  .prodgrid{grid-template-columns:1fr 1fr;gap:12px}
  .pthumb{height:150px;padding:12px}
  .pbody{padding:12px}
  .pbody h3{font-size:14px}
  .pbody .price{font-size:18px}
  .buy{padding:10px;font-size:13px}
  .adv{grid-template-columns:1fr;gap:12px}
  .acard{padding:18px;display:flex;gap:14px;align-items:flex-start}
  .acard .ico{margin-bottom:0;flex:none}
  .about{padding:22px;gap:22px}
  .about h2{font-size:22px}
  .stats{gap:10px}
  .stat{padding:16px}
  .stat b{font-size:26px}
  footer .top{grid-template-columns:1fr 1fr;gap:22px;padding:28px 16px}
  .fbottom{flex-direction:column;gap:6px;text-align:center;padding:16px}
}
@media(max-width:400px){
  .prodgrid{grid-template-columns:1fr}
  .pthumb{height:200px}
}

/* ============ CATALOG + CARD ============ */
.crumbs{display:flex;gap:8px;align-items:center;color:var(--faint);font-size:13px;padding-top:18px;flex-wrap:wrap}
.crumbs a{color:var(--muted)} .crumbs a:hover{color:var(--brand)} .crumbs .sep{color:var(--line2)}
.catlayout{display:grid;grid-template-columns:262px 1fr;gap:28px;align-items:start}
.catside{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow-sm);position:sticky;top:96px}
.catside-h{font-weight:600;font-size:15px;padding:12px;width:100%;text-align:left;background:none;border:0;color:var(--ink);display:flex;justify-content:space-between;align-items:center;font-family:inherit}
.catside-h .chev{display:none}
#catnav a{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:var(--muted);font-size:14px}
#catnav a .n{color:var(--faint);font-size:12.5px}
#catnav a:hover{background:var(--surface2);color:var(--ink)}
#catnav a.on{background:var(--soft);color:var(--brand);font-weight:600}
#catnav a.on .n{color:var(--brand)}
.cathead{display:flex;align-items:baseline;gap:14px;margin-bottom:18px}
.cathead h1{font-size:30px;font-weight:800;letter-spacing:-.01em}
.cathead .cnt{color:var(--faint);font-size:14px}
.catgrid{grid-template-columns:repeat(3,1fr)}
.pcard{display:block;color:inherit}
/* card page */
.cardtop{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:start;padding-top:6px}
.gmain{background:radial-gradient(120% 120% at 50% 20%,#fff,var(--surface2));border:1px solid var(--line);border-radius:18px;height:440px;display:flex;align-items:center;justify-content:center;padding:26px;box-shadow:var(--shadow-sm)}
.gmain img{max-height:100%;max-width:88%;object-fit:contain;filter:drop-shadow(0 16px 24px rgba(15,40,70,.16))}
.gthumbs{display:flex;gap:12px;margin-top:12px}
.gthumbs .th{width:92px;height:80px;border:1px solid var(--line);border-radius:12px;background:var(--surface);display:flex;align-items:center;justify-content:center;padding:8px;cursor:pointer;transition:.15s}
.gthumbs .th img{max-height:100%;max-width:100%;object-fit:contain}
.gthumbs .th.on{border-color:var(--brand);box-shadow:0 0 0 2px var(--soft)}
.cardinfo{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:var(--shadow-sm)}
.cardinfo h1{font-size:28px;font-weight:800;letter-spacing:-.01em}
.cardinfo .art{color:var(--faint);font-size:13.5px;margin-top:8px}
.drawbtn{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:11px 16px;border:1px solid var(--line2);border-radius:10px;color:var(--brand);font-weight:600;font-size:14px}
.drawbtn:hover{border-color:var(--brand);background:var(--soft)}
.opt{margin-top:22px}
.optlabel{font-weight:600;font-size:14px;margin-bottom:10px}
.chips-sel{display:flex;gap:10px;flex-wrap:wrap}
.chips-sel button{padding:11px 18px;border:1.5px solid var(--line2);background:var(--surface);border-radius:11px;font-weight:600;font-size:14px;color:var(--ink);transition:.12s}
.chips-sel button:hover{border-color:var(--brand)}
.chips-sel button.on{background:var(--brand);border-color:var(--brand);color:#fff}
.selsum{margin-top:20px;background:var(--surface2);border:1px solid var(--line);border-radius:10px;padding:12px 16px;color:var(--muted);font-size:14px}
.price.big{font-size:34px;font-weight:800;margin-top:18px}
.buyrow{display:flex;gap:14px;margin-top:18px}
.qty{display:flex;align-items:center;border:1.5px solid var(--line2);border-radius:11px;overflow:hidden}
.qty button{width:44px;height:48px;border:0;background:var(--surface);font-size:18px;color:var(--muted)}
.qty input{width:44px;height:48px;border:0;text-align:center;font-size:15px;font-weight:600;font-family:inherit;outline:none}
.buy.big{flex:1;height:48px;font-size:15px}
.note{color:var(--faint);font-size:13px;margin-top:14px;line-height:1.45}
.descbox{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:var(--shadow-sm)}
.descbox h2{font-size:22px;font-weight:800;margin-bottom:14px}
.descbox p{color:var(--muted);margin:0 0 12px;font-size:15px;line-height:1.6}
.descbox .kit{margin-top:18px}
.descbox .kit b{display:block;margin-bottom:8px}
.descbox .kit ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.7}
@media(max-width:900px){.catlayout{grid-template-columns:1fr}.catside{position:static}.catside-h{justify-content:center;gap:10px;color:var(--brand);font-weight:700;cursor:pointer}.catside-h .chev{display:block;transition:.2s}.catside-h.open .chev{transform:rotate(180deg)}#catnav{display:none}#catnav.open{display:block;margin-top:6px;border-top:1px solid var(--line);padding-top:6px}.cardtop{grid-template-columns:1fr}.catgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.cathead h1{font-size:24px}.gmain{height:320px}.descbox{padding:20px}.cardinfo{padding:20px}}
@media(max-width:400px){.catgrid{grid-template-columns:1fr}#catnav{grid-template-columns:1fr}}