/* Marine Cooling Solutions · estilos del sitio (tema claro) */
@font-face{font-family:"Archivo";src:url(fonts/archivo.woff2) format("woff2");font-weight:100 900;font-stretch:62% 125%;font-display:swap}
:root{
  --bg:#F3F6F7;--surface:#fff;--ink:#0E2A3B;--ink2:#4A5D69;--ink3:#5E6F79;--line:#D9E2E6;--line2:#E7EDF0;
  --mar:#1D6F8C;--mar-d:#155A73;--hielo:#CFE8EF;--hielo2:#EAF4F7;--amarillo:#F3B829;--amarillo-bg:#FDF1CF;--amarillo-ink:#6B4D00;
  --ok:#1E7B4F;--ok-bg:#E2F2E9;--wa:#25D366;--wa-d:#1EBE5B;--wa-ink:#063019;
  --r:16px;--r-s:10px;--wrap:1200px;
  --shadow:0 1px 2px rgba(14,42,59,.05),0 10px 30px -18px rgba(14,42,59,.35);
  --head:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16.5px/1.6 var(--head);font-stretch:100%}
img{max-width:100%;height:auto;display:block}
a{color:var(--mar);text-underline-offset:3px}
a:hover{color:var(--mar-d)}
h1,h2,h3{font-family:var(--head);font-stretch:116%;letter-spacing:-.012em;color:var(--ink);text-wrap:balance;margin:0}
h1{font-weight:760;font-size:clamp(32px,4.6vw,52px);line-height:1.05}
h2{font-weight:740;font-size:clamp(25px,3vw,34px);line-height:1.12}
h3{font-weight:700;font-size:18.5px;line-height:1.25}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--amarillo);outline-offset:2px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;z-index:100}
.skip:focus{top:12px;color:#fff}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.eyebrow{font-size:13px;font-weight:650;letter-spacing:.09em;text-transform:uppercase;color:var(--mar);margin:0 0 12px}
.lead{font-size:clamp(17px,1.6vw,19px);color:var(--ink2);max-width:58ch}
.muted{color:var(--ink3)}

/* iconos */
.ico{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:none}
.ico-w{width:18px;height:18px;flex:none}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 20px;border-radius:var(--r-s);border:1.5px solid transparent;font:650 15.5px/1.1 var(--head);text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .15s,border-color .15s,color .15s,transform .15s}
.btn:active{transform:translateY(1px)}
.btn-p{background:var(--mar);color:#fff}.btn-p:hover{background:var(--mar-d);color:#fff}
.btn-d{background:var(--ink);color:#fff}.btn-d:hover{background:#163C52;color:#fff}
.btn-wa{background:var(--wa);color:var(--wa-ink)}.btn-wa:hover{background:var(--wa-d);color:var(--wa-ink)}
.btn-o{background:#fff;border-color:var(--line);color:var(--ink)}.btn-o:hover{border-color:var(--ink);color:var(--ink)}
.btn-ol{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}.btn-ol:hover{border-color:#fff;color:#fff}
.btn-sm{padding:9px 13px;font-size:14px;border-radius:8px}
.btn-done{background:var(--ok-bg)!important;border-color:var(--ok)!important;color:var(--ok)!important}

/* cabecera */
.top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:26px;height:76px}
.logo{display:block;flex:none}
.logo img{height:44px;width:auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{color:var(--ink2);text-decoration:none;font-weight:550;font-size:15.5px;padding:8px 11px;border-radius:8px}
.nav a:hover{color:var(--ink);background:var(--hielo2)}
.nav a[aria-current="page"]{color:var(--ink);box-shadow:inset 0 -2px 0 var(--mar);border-radius:0}
.top .btn-wa{flex:none}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:10px;width:44px;height:44px;place-items:center;cursor:pointer;color:var(--ink)}
.menu-btn svg{width:22px;height:22px}

/* migas */
.crumbs{font-size:14px;color:var(--ink3);margin:0 0 16px}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"/";margin-right:6px;color:var(--line)}
.crumbs a{color:var(--ink2);text-decoration:none}.crumbs a:hover{color:var(--mar);text-decoration:underline}

/* portada */
.hero{background:linear-gradient(180deg,#fff 0%,#fff 62%,var(--bg) 100%);padding:56px 0 48px}
.hero .wrap{display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center}
.hero h1{margin:0 0 18px}
.hero .lead{margin:0 0 26px}
.search{display:flex;align-items:center;gap:12px;background:#fff;border:2px solid var(--ink);border-radius:14px;padding:6px 6px 6px 18px;max-width:640px;box-shadow:var(--shadow)}
.search .ico{color:var(--ink3)}
.search input{flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:17.5px;padding:10px 0}
.search input::placeholder{color:#6B7C86}
.search .btn{padding:13px 22px}
.chips-try{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:14px;font-size:14.5px;color:var(--ink3)}
.chips-try a{background:#fff;border:1px solid var(--line);border-radius:7px;padding:4px 10px;color:var(--ink);text-decoration:none;font-weight:550;font-variant-numeric:tabular-nums}
.chips-try a:hover{border-color:var(--mar);color:var(--mar)}
.vitrina{display:grid;grid-template-columns:1.2fr 1fr;grid-template-rows:1fr 1fr;gap:14px;height:460px}
.tile{position:relative;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;text-decoration:none;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.tile:hover{border-color:var(--mar);box-shadow:var(--shadow)}
.tile:first-child{grid-row:span 2}
.tile img{width:100%;height:100%;object-fit:contain;padding:18px 18px 48px}
.tile span{position:absolute;left:14px;bottom:12px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:999px;padding:5px 13px;font-size:14px;font-weight:650}

/* tiras de categorías */
.cats{padding:8px 0 56px}
.cat-grid{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.cat-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--ink);transition:border-color .15s,box-shadow .15s,transform .15s}
.cat-card:hover{border-color:var(--mar);box-shadow:var(--shadow);transform:translateY(-2px);color:var(--ink)}
.cat-media{position:relative;aspect-ratio:16/10;background:#fff;border-bottom:1px solid var(--line2);display:grid;place-items:center;overflow:hidden}
.cat-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:8px 10px}
.cat-media .ill{width:86%;height:auto}
.cat-media.is-ico{background:var(--hielo2);color:var(--mar)}.cat-media.is-ico .ico{width:52px;height:52px;stroke-width:1.6}
.cat-txt{padding:12px 14px 14px}
.cat-txt b{display:block;font-weight:720;font-stretch:112%;font-size:16px;line-height:1.2}
.cat-txt small{display:block;color:var(--ink3);font-size:13.5px;line-height:1.35;margin-top:3px}

/* secciones */
.sec{padding:64px 0}
.sec-w{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.sec-head p{margin:10px 0 0;color:var(--ink2);max-width:62ch}

/* tarjetas de producto */
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:border-color .15s,box-shadow .15s}
.card:hover{border-color:#B9C9D0;box-shadow:var(--shadow)}
.card[hidden]{display:none}
.card-media{display:block;aspect-ratio:4/3;background:#fff;border-bottom:1px solid var(--line2);position:relative}
.card-media img{width:100%;height:100%;object-fit:contain}
.ph{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:linear-gradient(160deg,var(--hielo2),#fff);color:var(--mar)}
.ph .ico{width:56px;height:56px;stroke-width:1.5}
.ph span{font-weight:700;font-stretch:115%;font-size:15px;letter-spacing:.04em;color:var(--ink)}
.ph .ill{width:72%;max-width:280px;height:auto}
.card .ph{gap:4px}.card .ph .ill{width:64%}
.badge{position:absolute;top:12px;right:12px;font-size:12.5px;font-weight:650;border-radius:999px;padding:4px 10px;background:var(--amarillo-bg);color:var(--amarillo-ink);border:1px solid #F1D88A}
.badge.ok{background:var(--ok-bg);color:var(--ok);border-color:#BFE0CD}
.card-body{display:flex;flex-direction:column;gap:6px;padding:16px 18px 18px;flex:1}
.brand{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--mar);margin:0}
.card h3{font-size:17.5px}
.card h3 a{color:var(--ink);text-decoration:none}.card h3 a:hover{color:var(--mar);text-decoration:underline}
.code{font-size:14px;font-weight:600;color:var(--ink2);font-variant-numeric:tabular-nums;margin:0}
.variant{display:flex;flex-direction:column;gap:4px;margin-top:6px}
.variant label,.variant .lbl{font-size:12.5px;color:var(--ink3);font-weight:600}
.variant select{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 34px 9px 11px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234A5D69' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center/16px;appearance:none;font-size:14.5px;cursor:pointer}
.variant select:hover{border-color:var(--mar)}
.variant .one{font-size:14.5px}
.specs{list-style:none;display:flex;flex-direction:column;gap:5px;margin:8px 0 0;font-size:14px;color:var(--ink2);line-height:1.45}
.specs li{position:relative;padding-left:16px}
.specs li::before{content:"";position:absolute;left:2px;top:.6em;width:6px;height:6px;border-radius:2px;background:var(--hielo);box-shadow:inset 0 0 0 1.5px var(--mar)}
.card-foot{margin-top:auto;padding-top:14px;display:flex;flex-direction:column;gap:10px}
.price{font-size:13.5px;font-weight:650;color:var(--ink3)}
.acts{display:flex;gap:8px}
.acts .btn{flex:1}
.more{display:flex;justify-content:center;margin-top:30px}

/* banda de ingeniería */
.eng{background:var(--ink);color:#fff;border-radius:24px;padding:44px 48px;display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:center;position:relative;overflow:hidden}
.eng::after{content:"";position:absolute;right:-60px;bottom:-80px;width:340px;height:340px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' fill='none' stroke='%231D6F8C' stroke-width='3' stroke-opacity='.35'%3E%3Cpolygon points='91.6,74 50,98 8.4,74 8.4,26 50,2 91.6,26'/%3E%3Cpath d='M14 46C24 37 34 37 44 46S64 55 74 46S86 40 90 42M14 64C24 55 34 55 44 64S64 73 74 64S86 58 90 60'/%3E%3C/svg%3E") no-repeat center/contain;pointer-events:none}
.eng>*{position:relative;z-index:1}
.eng h2{color:#fff;margin:0 0 12px}
.eng p{color:#B9CBD4;margin:0 0 22px}
.eng .eyebrow{color:var(--hielo)}
.eng-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.eng-list li{border:1px solid #2C4A5C;background:#123246;border-radius:12px;padding:12px 14px}
.eng-list b{display:block;font-size:15.5px;font-weight:680;color:#fff}
.eng-list span{display:block;font-size:13.5px;color:#A9BDC7;line-height:1.4;margin-top:2px}
.eng .acts{flex-wrap:wrap}.eng .acts .btn{flex:0 0 auto}

/* por qué / pasos */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.why>div{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.why .n{font-size:12.5px;font-weight:700;letter-spacing:.09em;color:var(--mar);text-transform:uppercase;margin-bottom:10px}
.why h3{margin:0 0 8px}.why p{margin:0;color:var(--ink2);font-size:15.5px}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 22px 22px 74px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:22px;top:20px;width:36px;height:36px;border-radius:50%;background:var(--hielo);color:var(--mar-d);display:grid;place-items:center;font-weight:760;font-stretch:115%}
.steps b{display:block;font-size:16.5px;margin-bottom:4px}
.steps span{display:block;color:var(--ink2);font-size:15px;line-height:1.5}

/* marcas */
.brands{display:flex;flex-wrap:wrap;align-items:center;gap:12px 14px}
.brands .lbl{font-size:13px;font-weight:650;letter-spacing:.08em;text-transform:uppercase;color:var(--ink3);margin-right:8px}
.brand-tag{display:inline-flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 16px;font-weight:760;font-stretch:118%;font-size:17px;line-height:1.2}
.brand-tag small{font-weight:450;font-stretch:100%;font-size:13px;color:var(--ink3)}
.note{font-size:13.5px;color:var(--ink3);margin:22px 0 0;max-width:110ch}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:10px;max-width:860px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 20px}
.faq summary{cursor:pointer;list-style:none;padding:16px 30px 16px 0;font-weight:650;font-size:16.5px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:2px;top:50%;width:10px;height:10px;border-right:2px solid var(--mar);border-bottom:2px solid var(--mar);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{margin:0 0 18px;color:var(--ink2)}

/* CTA */
.cta{background:var(--hielo2);border:1px solid #CFE3EA;border-radius:22px;padding:34px 38px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta h2{font-size:clamp(22px,2.4vw,28px);margin:0 0 6px}.cta p{margin:0;color:var(--ink2)}
.cta .acts{flex-wrap:wrap}.cta .acts .btn{flex:0 0 auto}

/* cabecera de página interior */
.phead{background:#fff;border-bottom:1px solid var(--line);padding:34px 0 42px}
.phead .wrap{display:grid;grid-template-columns:1.35fr .9fr;gap:48px;align-items:center}
.phead.solo .wrap{grid-template-columns:1fr}
.phead h1{font-size:clamp(30px,3.8vw,44px);margin:0 0 16px}
.phead .lead p:last-child{margin-bottom:0}
.facts{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 0}
.facts li{font-size:13.5px;font-weight:600;color:var(--mar-d);background:var(--hielo2);border:1px solid #D2E6ED;border-radius:999px;padding:5px 12px}
.phead .acts{margin-top:24px;flex-wrap:wrap}.phead .acts .btn{flex:0 0 auto}
.phead-media{aspect-ratio:4/3;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;display:grid;place-items:center}
.phead-media img{width:100%;height:100%;object-fit:contain}
.phead-media .ph .ico{width:96px;height:96px;stroke-width:1.3}
.phead-media .ph .ill{width:88%;max-width:440px;max-height:72%}
.phead-media .ph span{font-size:17px}
.subnav{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px}
.subnav a{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:14.5px;font-weight:600;color:var(--ink);text-decoration:none}
.subnav a:hover{border-color:var(--mar);color:var(--mar)}

/* fichas de producto (páginas de categoría) */
.group{margin:0 0 46px}
.group>h2{font-size:clamp(22px,2.4vw,27px);margin:0 0 18px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.prods{display:flex;flex-direction:column;gap:18px}
.prod{display:grid;grid-template-columns:300px 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;scroll-margin-top:96px}
.prod:target{border-color:var(--mar);box-shadow:0 0 0 3px var(--hielo)}
.prod-media{position:relative;background:#fff;border-right:1px solid var(--line2);display:flex;align-items:flex-start;padding-top:24px}
.prod-media img{width:100%;aspect-ratio:4/3;object-fit:contain}
.prod-media .ph{aspect-ratio:auto;min-height:230px;height:100%}
.prod-media:has(.ph){padding-top:0;align-items:stretch}
.prod-body{padding:22px 26px 24px;display:flex;flex-direction:column;gap:6px;min-width:0}
.prod h3{font-size:21px}
.prod .specs{font-size:15px;margin-top:10px}
.vt{width:100%;border-collapse:collapse;margin:16px 0 4px;font-size:14.5px}
.vt th{text-align:left;font-size:12.5px;font-weight:650;color:var(--ink3);text-transform:uppercase;letter-spacing:.05em;padding:0 10px 8px;border-bottom:1px solid var(--line)}
.vt td{padding:9px 10px;border-bottom:1px solid var(--line2);vertical-align:middle}
.vt tr:last-child td{border-bottom:0}
.vt tbody tr:hover{background:#F8FBFC}
.vt .pn{font-weight:650;font-variant-numeric:tabular-nums;white-space:nowrap}
.vt .md{color:var(--ink2);white-space:nowrap}
.vt .ac{text-align:right;width:1%}
.vt .c-pn{width:120px}.vt .c-md{width:150px}
.vt th:first-child,.vt td:first-child{padding-left:0}
.vt th:last-child,.vt td:last-child{padding-right:0}
.prod-foot{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line)}
.prod-foot .price{margin-right:auto}
.side{display:grid;grid-template-columns:1.1fr 1fr;gap:18px;margin-top:10px}
.box{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px 26px}
.box h2{font-size:21px;margin:0 0 14px}
.checks{list-style:none;display:flex;flex-direction:column;gap:9px}
.checks li{position:relative;padding-left:28px;color:var(--ink2);font-size:15.5px;line-height:1.45}
.checks li::before{content:"";position:absolute;left:2px;top:.2em;width:16px;height:16px;border-radius:50%;background:var(--hielo) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23155A73' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") no-repeat center/11px}
.guide{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:0 0 40px}
.guide div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.guide b{display:block;font-size:16px;margin-bottom:4px}.guide span{font-size:14.5px;color:var(--ink2);line-height:1.45;display:block}
.related{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}

/* catálogo */
.filters{position:sticky;top:76px;z-index:20;background:rgba(243,246,247,.96);backdrop-filter:blur(6px);padding:16px 0 14px;margin-bottom:10px;border-bottom:1px solid var(--line)}
.filters .search{max-width:none;box-shadow:none;border-width:1.5px}
.filters .search input{font-size:16.5px;padding:8px 0}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 13px;font-size:14px;font-weight:600;cursor:pointer;color:var(--ink2);display:inline-flex;gap:7px;align-items:center}
.chip .n{font-size:12px;color:var(--ink3);font-weight:600;font-variant-numeric:tabular-nums}
.chip:hover{border-color:var(--mar);color:var(--mar)}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}.chip[aria-pressed="true"] .n{color:#B9CBD4}
.count{font-size:14px;color:var(--ink3);margin:14px 0 0}
.cgroup{margin:26px 0 40px}
.cgroup[hidden]{display:none}
.cgroup>h2{font-size:23px;margin:0 0 16px;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.cgroup>h2 a{font-size:14.5px;font-weight:600;font-stretch:100%;letter-spacing:0}
.empty{background:#fff;border:1px dashed var(--line);border-radius:var(--r);padding:30px;text-align:center;color:var(--ink2)}

/* ingeniería */
.svc{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc article{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.svc .ic{width:44px;height:44px;border-radius:12px;background:var(--hielo2);color:var(--mar);display:grid;place-items:center;margin-bottom:14px;font-weight:760;font-stretch:115%}
.svc h3{margin:0 0 8px}.svc p{margin:0;color:var(--ink2);font-size:15.5px}

/* contacto */
.contact{display:grid;grid-template-columns:1.3fr 1fr;gap:22px;align-items:start}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;flex-direction:column;gap:14px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:13.5px;font-weight:650;color:var(--ink2)}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:9px;padding:11px 12px;background:#fff;font-size:15.5px;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--mar);outline-offset:0;border-color:var(--mar)}
.field textarea{min-height:120px;resize:vertical}
.form small{color:var(--ink3);font-size:13px}
.cinfo{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.cinfo dl{margin:0;display:flex;flex-direction:column;gap:16px}
.cinfo dt{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink3)}
.cinfo dd{margin:2px 0 0;font-size:16.5px;font-weight:550}
.cinfo dd a{color:var(--ink);text-decoration:none}.cinfo dd a:hover{color:var(--mar);text-decoration:underline}

/* pie */
.foot{background:var(--ink);color:#B9CBD4;padding:54px 0 28px;margin-top:0;font-size:15px}
.foot .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.foot img{height:42px;width:auto;margin-bottom:16px}
.foot h2{font-size:13px;letter-spacing:.09em;text-transform:uppercase;color:#fff;font-stretch:110%;margin:0 0 12px;font-weight:700}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.foot a{color:#DCE8ED;text-decoration:none}.foot a:hover{color:#fff;text-decoration:underline}
.foot .legal{border-top:1px solid #23435A;margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;color:#8FA6B2}

/* solicitud (cajón) */
.qbtn{position:fixed;right:20px;bottom:20px;z-index:45;box-shadow:0 10px 30px -10px rgba(14,42,59,.55);padding:13px 18px;border-radius:999px}
.qbtn .num{background:#fff;color:var(--ink);border-radius:999px;min-width:24px;height:24px;display:inline-grid;place-items:center;font-size:13px;font-weight:760;padding:0 6px}
.qbtn[hidden]{display:none}
.qbtn.bump{animation:bump .4s}
@keyframes bump{40%{transform:scale(1.08)}}
.backdrop{position:fixed;inset:0;background:rgba(14,42,59,.45);z-index:60}
.drawer{position:fixed;top:0;right:0;height:100%;width:min(440px,100%);background:#fff;z-index:61;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .25s ease;box-shadow:-20px 0 50px -20px rgba(14,42,59,.4);visibility:hidden}
.drawer.open{transform:none;visibility:visible}
.drawer header{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--line)}
.drawer h2{font-size:20px}
.x{background:none;border:1px solid var(--line);border-radius:9px;width:38px;height:38px;font-size:22px;line-height:1;cursor:pointer}
.qlist{list-style:none;flex:1;overflow:auto;padding:8px 22px}
.qitem{display:grid;grid-template-columns:1fr auto;gap:6px 12px;padding:14px 0;border-bottom:1px solid var(--line2)}
.qn{font-weight:650;font-size:15px;line-height:1.35}.qc{font-size:13px;color:var(--ink3)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:8px;overflow:hidden;align-self:start}
.qty button{background:#fff;border:0;width:32px;height:32px;cursor:pointer;font-size:17px}
.qty button:hover{background:var(--hielo2)}
.qty output{min-width:30px;text-align:center;font-weight:650;font-variant-numeric:tabular-nums}
.rm{grid-column:1/-1;justify-self:start;background:none;border:0;padding:0;color:var(--ink3);font-size:13px;text-decoration:underline;cursor:pointer}
.qempty{padding:26px 0;color:var(--ink2);font-size:15px}
.qfoot{border-top:1px solid var(--line);padding:16px 22px 20px;display:flex;flex-direction:column;gap:12px;background:#FAFCFC}
.qfoot .acts .btn{flex:1}
.qfoot small{color:var(--ink3);font-size:13px}

/* 404 */
.nf{padding:80px 0;text-align:center}.nf h1{margin:0 0 14px}.nf .lead{margin:0 auto 26px}.nf .search{margin:0 auto 18px;text-align:left}

/* responsive */
@media (max-width:1100px){
  .grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .nav a{padding:8px 8px;font-size:15px}
  .top .btn-wa .t{display:none}
  .guide,.related{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .menu-btn{display:grid}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 16px 16px;box-shadow:0 20px 30px -20px rgba(14,42,59,.3)}
  .nav.open{display:flex}
  .nav a{padding:12px 10px;font-size:16.5px;border-radius:8px}
  .nav a[aria-current="page"]{box-shadow:none;background:var(--hielo2)}
  .top .btn-wa{order:2;margin-left:0;padding:10px}
  .menu-btn{order:3;margin-left:0}
  .top .wrap{gap:12px}
  .logo{margin-right:auto}
  .hero .wrap,.phead .wrap{grid-template-columns:1fr;gap:30px}
  .vitrina{height:340px}
  .eng{grid-template-columns:1fr;padding:32px 26px;gap:26px}
  .why,.steps,.svc{grid-template-columns:1fr}
  .side,.contact{grid-template-columns:1fr}
  .foot .cols{grid-template-columns:1fr 1fr}
  .prod{grid-template-columns:220px 1fr}
  .phead-media{max-width:420px}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .top .wrap{height:64px}
  .logo img{height:36px}
  .filters{position:static;padding-top:14px}
  .chips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-right:-16px;padding-right:16px}
  .chips::-webkit-scrollbar{display:none}
  .chip{flex:none}
  .hero{padding:28px 0 36px}
  .search{padding:4px 4px 4px 12px;gap:8px}
  .search input{font-size:16px}
  .search .btn{padding:12px 14px}
  .vitrina{height:260px;gap:10px}
  .tile img{padding:10px 10px 40px}.tile span{font-size:12.5px;left:8px;bottom:8px;padding:4px 9px}
  .cat-grid{grid-template-columns:1fr 1fr;gap:10px}
  .cat-txt{padding:10px 12px 12px}.cat-txt b{font-size:15px}
  .sec{padding:44px 0}
  .grid{grid-template-columns:1fr;gap:14px}
  .eng-list{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .foot .cols{grid-template-columns:1fr}
  .prod{grid-template-columns:1fr}
  .prod-media{border-right:0;border-bottom:1px solid var(--line2);padding-top:0;justify-content:center}
  .prod-media img,.prod-media .ph{max-height:240px}
  .prod-body{padding:18px 18px 20px}
  .vt thead{display:none}
  .vt,.vt tbody{display:block}
  .vt tr{display:flex;flex-wrap:wrap;align-items:center;gap:2px 10px;padding:11px 0;border-bottom:1px solid var(--line2)}
  .vt td{display:block;padding:0;border:0;width:auto}
  .vt .lb{flex:1 1 calc(100% - 130px);order:1;font-weight:600}
  .vt .ac{order:2;width:auto}
  .vt .pn,.vt .md{order:3;font-size:13.5px;font-weight:500;color:var(--ink2);width:auto}
  .vt .pn::before{content:"P/N "}
  .vt .pn:empty,.vt .md:empty{display:none}
  .guide,.related{grid-template-columns:1fr}
  .cta{padding:26px 22px}
  .box{padding:20px}
  .qbtn{right:12px;bottom:12px}
  .phead{padding:22px 0 30px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}
@media print{.top,.qbtn,.drawer,.backdrop,.foot,.filters{display:none!important}}