:root{--navy:#13294B;--navy2:#0c1b33;--yellow:#F5C518;--ink:#1d2433;--muted:#525c6e;--line:#e2e6ee;--soft:#f4f6fa;--ok:#0f7a4a;--warn:#8a5a00;--hot:#e2591b}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:#fff;line-height:1.6;font-size:16px;-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.narrow{max-width:760px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;top:0;background:var(--yellow);color:var(--navy2);padding:8px 12px;z-index:100}.skip:focus{left:8px}
h1{font-size:clamp(28px,6vw,46px);line-height:1.12;font-weight:800;color:var(--navy);margin-bottom:14px}
h2{font-size:clamp(22px,4vw,30px);line-height:1.2;font-weight:800;color:var(--navy);margin:0 0 12px}
h3{font-size:17px;color:var(--navy);line-height:1.3}
p{margin-bottom:12px}
.muted{color:var(--muted)}.small{font-size:14px}.center{text-align:center}
.lead2{color:var(--muted);font-size:17px;margin-bottom:24px;max-width:720px}
/* nav */
.nav{position:sticky;top:0;z-index:50;background:var(--navy2);color:#fff;box-shadow:0 2px 12px rgba(0,0,0,.18)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{font-weight:800;letter-spacing:.08em;color:#fff;text-decoration:none;font-size:17px}.logo b{color:var(--yellow)}
.menu-btn{display:none;background:none;border:1px solid rgba(255,255,255,.35);color:#fff;font-size:22px;border-radius:8px;width:44px;height:40px;cursor:pointer}
#menu{display:flex;gap:4px;align-items:center}
#menu a{color:#fff;text-decoration:none;padding:8px 10px;border-radius:8px;font-size:15px;opacity:.9}#menu a:hover{opacity:1;background:rgba(255,255,255,.08)}
#menu .nav-cta{background:var(--yellow);color:var(--navy2);font-weight:700;opacity:1;margin-left:6px}
@media(max-width:880px){.menu-btn{display:block}#menu{display:none;position:absolute;top:60px;left:0;right:0;background:var(--navy2);flex-direction:column;align-items:stretch;padding:8px 16px 16px}#menu.open{display:flex}#menu a{padding:12px;font-size:17px}#menu .nav-cta{margin:8px 0 0;text-align:center}}
/* buttons */
.btn{display:inline-block;background:var(--yellow);color:var(--navy2);font-weight:800;padding:14px 22px;border-radius:10px;text-decoration:none;border:0;cursor:pointer;font-size:16px;text-align:center;transition:transform .12s}
.btn:hover{transform:translateY(-1px)}
.btn.ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn.hot{background:var(--hot);color:#fff}
.btn.big{padding:16px 26px;font-size:18px;width:100%;max-width:420px}
.btn-sm{display:inline-block;font-size:14px;font-weight:700;color:var(--navy);background:var(--soft);padding:7px 12px;border-radius:8px;text-decoration:none;white-space:nowrap}
.btn-sm.hot{background:var(--hot);color:#fff}
.link{font-weight:700;text-decoration:none}
/* hero */
.hero{background:linear-gradient(160deg,var(--navy),var(--navy2));color:#fff;padding:44px 0 52px}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero h1{color:#fff}.hero .lead{font-size:18px;opacity:.9;margin-bottom:22px}
.tag{display:inline-block;background:rgba(245,197,24,.15);color:var(--yellow);border:1px solid rgba(245,197,24,.4);padding:4px 12px;border-radius:99px;font-size:13px;font-weight:700;margin-bottom:16px}
.tag2{color:var(--hot);font-weight:700;font-size:14px;letter-spacing:.02em;margin-bottom:6px}
.cta-row{display:flex;gap:10px;flex-wrap:wrap}
.facts{list-style:none;display:flex;gap:22px;margin-top:26px;flex-wrap:wrap;font-size:14px;opacity:.9}.facts b{display:block;font-size:24px;color:var(--yellow)}
.hero-img{border-radius:16px;box-shadow:0 20px 50px rgba(0,0,0,.35)}
@media(max-width:820px){.hero-in{grid-template-columns:1fr}.hero-img{max-width:360px;margin:0 auto}}
/* sections */
.sec{padding:52px 0}.sec.pt0{padding-top:12px}.sec.alt{background:var(--soft)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:36px}@media(max-width:820px){.two{grid-template-columns:1fr}}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.steps li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.steps span{display:inline-flex;width:36px;height:36px;border-radius:50%;background:var(--yellow);color:var(--navy2);font-weight:800;align-items:center;justify-content:center;margin-bottom:10px}
.steps p{color:var(--muted);font-size:15px;margin:6px 0 0}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.lines{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.line{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;text-decoration:none;color:var(--ink)}
.line img{width:76px;height:76px;border-radius:10px;flex:none}.line b{display:block;color:var(--navy)}.line small{color:var(--muted);font-size:13px;line-height:1.35;display:block}
.line:hover{border-color:var(--navy)}
.checks{list-style:none;margin:8px 0 14px}.checks li{position:relative;padding-left:26px;margin-bottom:8px}
.checks li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.checks.warn li:before{content:"!";color:var(--warn)}
.numlist{margin:8px 0 18px 20px}.numlist li{margin-bottom:6px}
.band{background:var(--navy);color:#fff;padding:34px 0}.band h2{color:#fff}
.garantia{display:flex;gap:20px;align-items:center}.garantia p{opacity:.9;margin:0}
.g-ico{flex:none;width:64px;height:64px;border-radius:50%;background:var(--yellow);color:var(--navy2);font-size:30px;font-weight:800;display:flex;align-items:center;justify-content:center}
.pay{background:var(--soft);border-radius:14px;padding:22px}
.lead-box{display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}
/* offers */
.offers{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.offer{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden;display:flex;flex-direction:column}
.offer img{aspect-ratio:1/1;object-fit:cover;width:100%}
.offer-b{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}.offer-b .btn{margin-top:auto}
.offer-price b{font-size:24px;color:var(--navy)}.save{color:var(--ok);font-weight:700;font-size:14px}
/* catalog */
.filters{display:grid;grid-template-columns:2fr 1fr 1fr;gap:10px;margin-bottom:10px}
.filters input,.filters select{width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:10px;font:inherit;font-size:16px;background:#fff}
@media(max-width:700px){.filters{grid-template-columns:1fr 1fr}.f-q{grid-column:1/-1}}
.count{color:var(--muted);font-size:14px;margin-bottom:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
@media(max-width:520px){.grid{grid-template-columns:1fr 1fr;gap:10px}}
.card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
.card-a{display:flex;flex-direction:column;height:100%;text-decoration:none;color:var(--ink)}
.card img{aspect-ratio:1/1;width:100%;object-fit:cover}
.card-num{font-size:12px;color:var(--hot);font-weight:700;padding:10px 12px 0}
.card h3{padding:2px 12px 4px;font-size:15px}
.card-meta{font-size:12.5px;color:var(--muted);padding:0 12px}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px 12px;margin-top:auto}.card-foot b{color:var(--navy)}
.card:hover{border-color:var(--navy);box-shadow:0 6px 18px rgba(19,41,75,.1)}
@media(max-width:520px){.card-foot{flex-direction:column;align-items:flex-start}.card-foot .btn-sm{width:100%;text-align:center}}
.empty,.empty-box{background:var(--soft);padding:20px;border-radius:12px}
/* product */
.crumbs{font-size:14px;color:var(--muted);padding-top:16px;padding-bottom:6px}.crumbs a{color:var(--muted)}
.prod{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.prod-img{border-radius:16px;border:1px solid var(--line)}
.alt-names{font-size:14px;color:var(--muted)}
.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:16px 0}
.specs div{background:var(--soft);border-radius:10px;padding:10px 12px}.specs dt{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.specs dd{font-weight:700;color:var(--navy);font-size:14.5px}
.prod-price{font-size:32px;font-weight:800;color:var(--navy);margin:6px 0 10px}
@media(max-width:820px){.prod{grid-template-columns:1fr}.prod-img{max-width:420px}.specs{grid-template-columns:1fr 1fr}}
.samples{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:820px}.samples img{border:1px solid var(--line);border-radius:8px;box-shadow:0 6px 20px rgba(0,0,0,.08)}
.hazard{background:#fff8dc;border-left:4px solid var(--yellow);padding:14px 16px;border-radius:8px;color:#5a4a00;font-weight:600}
/* table */
.tbl{overflow-x:auto;margin-bottom:34px;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;min-width:760px;font-size:15px}
th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
thead th{background:var(--soft);font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
tbody th{display:flex;align-items:center;gap:10px;color:var(--navy);min-width:220px}tbody th img{width:48px;height:48px;border-radius:8px}
td.num{white-space:nowrap}td a{font-weight:600}
/* form */
.form{background:var(--soft);border-radius:16px;padding:22px;display:flex;flex-direction:column;gap:12px}
.form label{display:flex;flex-direction:column;gap:4px;font-weight:600;font-size:15px}
.form input{padding:12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;font-size:16px;background:#fff}
.form .chk{flex-direction:row;gap:10px;font-weight:400;font-size:14px;align-items:flex-start}.form .chk input{margin-top:4px}
.hp{display:none}
.doc h2{margin-top:30px}
/* footer */
.foot{background:var(--navy2);color:rgba(255,255,255,.8);padding:40px 0 20px;font-size:14.5px;margin-top:0}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px}
.foot h2{color:#fff;font-size:15px;margin-bottom:8px}.foot a{display:block;color:rgba(255,255,255,.85);text-decoration:none;padding:3px 0}.foot a:hover{color:#fff}
.legal-note{border-top:1px solid rgba(255,255,255,.15);margin-top:24px;padding-top:14px;font-size:12.5px;opacity:.8}
@media(max-width:820px){.foot-in{grid-template-columns:1fr 1fr}}
.wa-float{position:fixed;right:16px;bottom:16px;width:56px;height:56px;border-radius:50%;background:#1fa855;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.25);z-index:60}
.prod>*,.two>*,.hero-in>*,.offers>*,.grid>*{min-width:0}
.tbl{max-width:100%}
@media(max-width:820px){.prod,.two,.hero-in{grid-template-columns:minmax(0,1fr)}}
@media(max-width:820px){.prod-img{max-width:min(420px,100%)}}
body{overflow-x:clip}
.form-err{color:#b42318;font-weight:600;margin:.25rem 0 .5rem}