/* ===== MJG Rodamientos · estética industrial negra ===== */
:root{
  --bg:#080B0A; --bg2:#101513; --card:#121816; --cardh:#17201C;
  --grn:#00B84A; --grn2:#00D65A; --tx:#F4F6F5; --tx2:#A7B0AC;
  --ln:rgba(255,255,255,.12); --ln2:rgba(255,255,255,.06); --steel:#B8C0BD;
  --wa:#25D366; --wa2:#128C7E;
  --max:1440px; --rc:12px; --rb:8px;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --ease:.24s cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font-family:var(--sans);
  font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.08;font-weight:800;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--grn2);outline-offset:3px;border-radius:4px}
.wrap{width:92%;max-width:var(--max);margin:0 auto}
.sec{padding:clamp(60px,7.5vw,118px) 0}
.sec--alt{background:var(--bg2);border-top:1px solid var(--ln2);border-bottom:1px solid var(--ln2)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:600;
  text-transform:uppercase;letter-spacing:.19em;color:var(--grn);margin-bottom:16px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--grn);opacity:.7}
.h2{font-size:clamp(30px,3.5vw,50px);text-transform:uppercase;letter-spacing:-.025em;max-width:20ch}
.lead{color:var(--tx2);font-size:17.5px;max-width:62ch;margin-top:16px}
.headmax{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.headmax .link{color:var(--grn);font-weight:600;font-size:15px;white-space:nowrap}
.headmax .link:hover{color:var(--grn2)}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 24px;border-radius:var(--rb);font-weight:600;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:var(--ease);white-space:nowrap}
.btn--p{background:var(--grn);color:#03130A}
.btn--p:hover{background:var(--grn2);transform:translateY(-1px)}
.btn--s{border-color:var(--ln);color:var(--tx);background:rgba(255,255,255,.02)}
.btn--s:hover{border-color:var(--grn);color:#fff;background:rgba(0,184,74,.08)}
.btn--lg{padding:17px 30px;font-size:16px}
.btn--full{width:100%}

/* header */
.hdr{position:fixed;inset:0 0 auto;z-index:60;transition:var(--ease);
  background:rgba(8,11,10,.72);backdrop-filter:blur(14px);border-bottom:1px solid transparent}
.hdr.on{background:rgba(8,11,10,.94);border-bottom-color:var(--ln)}
.hdr-in{display:flex;align-items:center;gap:26px;height:74px}
.logo{display:flex;flex-direction:column;line-height:1.1;min-width:0}
.logo b{font-size:17px;font-weight:800;letter-spacing:-.02em;white-space:nowrap}
.logo b em{color:var(--grn);font-style:normal}
.logo span{font-size:10.5px;color:var(--tx2);letter-spacing:.11em;text-transform:uppercase;margin-top:3px;white-space:nowrap}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{font-size:14.5px;color:var(--tx2);transition:var(--ease);position:relative;padding:4px 0}
.nav a:hover{color:#fff}
.nav a:hover::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--grn)}
.hdr-act{display:flex;align-items:center;gap:14px}
.tel{font-size:14.5px;color:var(--tx2);font-weight:500}
.tel:hover{color:#fff}
.burger{display:none;width:42px;height:42px;border:1px solid var(--ln);border-radius:8px;
  background:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer}
.burger span{width:17px;height:1.5px;background:var(--tx);display:block;transition:var(--ease);transform-origin:center}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mnav{display:none;border-top:1px solid var(--ln);background:rgba(8,11,10,.98);
  backdrop-filter:blur(14px);max-height:calc(100dvh - 64px);overflow-y:auto;
  box-shadow:0 22px 44px rgba(0,0,0,.55)}
.mnav p.mnav-t{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--tx2);
  margin:18px 0 4px;font-weight:600}
.mnav a{display:block;padding:15px 0;border-bottom:1px solid var(--ln2);font-size:16px;color:var(--tx)}
.mnav a:last-of-type{border-bottom:0}
.mnav .btn{margin:16px 0 6px}
.mnav[hidden]{display:none}

/* hero */
.hero{position:relative;padding:150px 0 clamp(60px,7vw,100px);overflow:hidden}
.hero::before{content:"";position:absolute;top:-180px;right:-140px;width:640px;height:640px;
  background:radial-gradient(circle,rgba(0,184,74,.16),transparent 68%);pointer-events:none}
.hero-in{display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(32px,5vw,68px);align-items:center;position:relative}
.hero h1{font-size:clamp(38px,5.4vw,78px);text-transform:uppercase;line-height:.99;letter-spacing:-.03em}
.hero h1 em{color:var(--grn);font-style:normal}
.hero-sub{color:var(--tx2);font-size:18px;max-width:52ch;margin-top:22px}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-fig{position:relative;border-radius:var(--rc);overflow:hidden;border:1px solid var(--ln);
  aspect-ratio:4/3;background:var(--card)}
.hero-fig img{width:100%;height:100%;object-fit:cover}
.badge{position:absolute;left:16px;bottom:16px;background:rgba(8,11,10,.86);backdrop-filter:blur(8px);
  border:1px solid var(--ln);border-radius:999px;padding:8px 15px;font-size:12px;font-weight:600;
  letter-spacing:.06em;text-transform:uppercase;display:flex;align-items:center;gap:8px}
.badge i{width:7px;height:7px;border-radius:50%;background:var(--grn);display:block;font-style:normal}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:56px;
  border-top:1px solid var(--ln2);padding-top:30px}
.stat b{display:block;font-size:26px;color:var(--grn);font-weight:800;letter-spacing:-.02em}
.stat span{font-size:13.5px;color:var(--tx2)}

/* beneficios */
.bens{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.2vw,26px)}
.ben{padding:28px 24px;border:1px solid var(--ln);border-radius:var(--rc);background:var(--card);transition:var(--ease)}
.ben:hover{background:var(--cardh);border-color:rgba(0,184,74,.4);transform:translateY(-3px)}
.ben .ico{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(0,184,74,.12);border:1px solid rgba(0,184,74,.34);margin-bottom:18px}
.ben .ico svg{width:23px;height:23px;stroke:var(--grn);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ben h3{font-size:18px;margin-bottom:8px}
.ben p{color:var(--tx2);font-size:14.5px;line-height:1.55}

/* marcas */
.brands{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.brand{border:1px solid var(--ln);border-radius:8px;padding:16px 22px;font-weight:700;
  font-size:16px;letter-spacing:.02em;color:var(--steel);background:var(--card);transition:var(--ease)}
.brand:hover{color:#fff;border-color:rgba(0,184,74,.45)}
.brand--isb{border-color:rgba(0,184,74,.5);color:#fff;background:rgba(0,184,74,.09);
  display:flex;flex-direction:column;gap:3px;padding:14px 22px}
.brand--isb span{font-size:17px;line-height:1.1}
.brand--isb small{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--grn);
  font-weight:600;white-space:nowrap;line-height:1.2}

/* categorias */
.cats{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-top:44px}
.cat{border:1px solid var(--ln);border-radius:var(--rc);overflow:hidden;background:var(--card);
  display:flex;flex-direction:column;transition:var(--ease)}
.cat:hover{border-color:rgba(0,184,74,.45);transform:translateY(-4px);background:var(--cardh)}
.cat figure{margin:0;aspect-ratio:16/11;overflow:hidden;background:#0C1210;border-bottom:1px solid var(--ln2)}
.cat figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cat:hover figure img{transform:scale(1.05)}
.cat-b{padding:20px 18px 22px;display:flex;flex-direction:column;flex:1}
.cat-b h3{font-size:16.5px;margin-bottom:9px}
.cat-b p{color:var(--tx2);font-size:13.5px;line-height:1.55;flex:1}
.cat-b a{color:var(--grn);font-weight:600;font-size:13.5px;margin-top:14px;display:inline-flex;gap:6px}
.cat-b a:hover{color:var(--grn2)}

/* buscador */
.find{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(24px,3vw,44px);margin-top:40px}
.field{display:flex;gap:10px;align-items:center;border:1px solid var(--ln);border-radius:var(--rb);
  background:var(--card);padding:6px 6px 6px 16px;transition:var(--ease)}
.field:focus-within{border-color:var(--grn)}
.field svg{width:19px;height:19px;stroke:var(--tx2);fill:none;stroke-width:1.7;flex:none}
.field input{flex:1 1 0;min-width:0;width:100%;background:none;border:0;outline:none;
  color:var(--tx);font-size:16.5px;padding:14px 0;font-family:inherit}
.field input::placeholder{color:#6F7C77}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.chip{border:1px solid var(--ln);border-radius:999px;padding:8px 15px;font-size:13.5px;
  color:var(--tx2);background:none;cursor:pointer;transition:var(--ease)}
.chip:hover{border-color:var(--grn);color:var(--grn)}
.res{margin-top:16px;border-top:1px solid var(--ln2)}
.res li{border-bottom:1px solid var(--ln2);padding:14px 2px;display:flex;justify-content:space-between;
  gap:8px 16px;align-items:baseline;font-size:15px;flex-wrap:wrap;min-width:0}
.res li span{min-width:0;overflow-wrap:anywhere}
.res li a{display:flex;justify-content:space-between;gap:8px 16px;width:100%;flex-wrap:wrap;transition:var(--ease)}
.res li a:hover{color:var(--grn)}
.res .r-cat{color:var(--tx2);font-size:12px;letter-spacing:.1em;text-transform:uppercase;flex:none}
.res-empty{color:var(--tx2);font-size:14.5px;padding:16px 2px;display:block}
.nocode{border:1px solid var(--ln);border-radius:var(--rc);background:var(--card);padding:26px 24px}
.nocode h3{font-size:19px;margin-bottom:10px}
.nocode>p{color:var(--tx2);font-size:14.5px;margin-bottom:18px}
.nocode ul{display:flex;flex-direction:column;gap:10px}
.nocode li a{display:flex;align-items:center;gap:12px;padding:13px 15px;border:1px solid var(--ln);
  border-radius:8px;font-size:14.5px;font-weight:500;transition:var(--ease)}
.nocode li a:hover{border-color:var(--grn);background:rgba(0,184,74,.07);color:#fff}
.nocode li svg{width:20px;height:20px;stroke:var(--grn);fill:none;stroke-width:1.7;flex:none}

/* industrias */
.inds{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px}
.ind{border:1px solid var(--ln);border-radius:var(--rc);background:var(--card);
  padding:26px 22px;transition:var(--ease)}
.ind:hover{border-color:rgba(0,184,74,.4);background:var(--cardh);transform:translateY(-3px)}
.ind svg{width:30px;height:30px;stroke:var(--grn);fill:none;stroke-width:1.5;
  stroke-linecap:round;stroke-linejoin:round;margin-bottom:16px}
.ind h3{font-size:17px;margin-bottom:8px}
.ind p{color:var(--tx2);font-size:14px;line-height:1.55}

/* ISB */
.isb{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,4vw,60px);align-items:center}
.isb h2{font-size:clamp(30px,3.6vw,48px);text-transform:uppercase}
.isb .sub{color:var(--grn);font-size:17px;font-weight:600;margin-top:12px}
.isb ul{margin:26px 0 30px;display:flex;flex-direction:column;gap:14px}
.isb li{display:flex;gap:12px;color:var(--tx2);font-size:15.5px;line-height:1.55}
.isb li svg{width:20px;height:20px;stroke:var(--grn);fill:none;stroke-width:2;flex:none;margin-top:3px}
.isb-fig{margin:0;border-radius:var(--rc);overflow:hidden;border:1px solid var(--ln)}
.isb-fig img{width:100%;height:100%;object-fit:cover;max-height:520px}

/* soporte */
.sups{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
.sup{border:1px solid var(--ln);border-radius:var(--rc);background:var(--card);padding:26px 24px;transition:var(--ease)}
.sup:hover{border-color:rgba(0,184,74,.38);background:var(--cardh)}
.sup h3{font-size:17.5px;margin-bottom:9px}
.sup p{color:var(--tx2);font-size:14.5px;line-height:1.55}

/* CTA final + contacto */
.cta-f{position:relative;padding:clamp(60px,7vw,110px) 0;text-align:center;overflow:hidden;
  border-top:1px solid var(--ln2);background:linear-gradient(180deg,var(--bg2),var(--bg))}
.cta-f::before{content:"";position:absolute;left:50%;top:-140px;transform:translateX(-50%);
  width:760px;height:520px;background:radial-gradient(circle,rgba(0,184,74,.15),transparent 70%);pointer-events:none}
.cta-f h2{font-size:clamp(28px,4vw,52px);text-transform:uppercase;max-width:22ch;margin:0 auto}
.cta-f p{color:var(--tx2);font-size:17.5px;max-width:58ch;margin:20px auto 0}
.btns{display:flex;gap:14px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.form{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:700px;margin:38px auto 0;text-align:left}
.form label{display:flex;flex-direction:column;gap:7px;font-size:13px;color:var(--tx2);
  text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.form input,.form textarea{background:var(--card);border:1px solid var(--ln);border-radius:8px;
  padding:14px 15px;color:var(--tx);font-size:15.5px;font-family:inherit;outline:none;transition:var(--ease);width:100%}
.form input:focus,.form textarea:focus{border-color:var(--grn)}
.form .full{grid-column:1/-1}
.form textarea{resize:vertical;min-height:96px}
.form-btn{grid-column:1/-1;justify-self:center}

/* footer */
.ftr{border-top:1px solid var(--ln);padding:64px 0 30px;background:#060908}
.ftr-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.ftr h4{font-size:12px;text-transform:uppercase;letter-spacing:.15em;color:var(--grn);margin-bottom:16px}
.ftr li{color:var(--tx2);font-size:14.5px;margin-bottom:10px}
.ftr a:hover{color:#fff}
.ftr .zona{margin-top:20px;color:var(--tx2);font-size:14.5px}
.ftr-bot{margin-top:48px;padding-top:22px;border-top:1px solid var(--ln2);display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;color:#7D8A85;font-size:13px}

/* whatsapp flotante */
.fab{position:fixed;right:20px;bottom:20px;z-index:70;width:56px;height:56px;border-radius:50%;
  background:var(--wa);display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px rgba(0,0,0,.45);transition:var(--ease)}
.fab:hover{background:var(--wa2);transform:scale(1.06)}
.fab svg{width:29px;height:29px;fill:#fff}

/* animaciones */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}

/* responsive */
@media (max-width:1180px){
  .cats{grid-template-columns:repeat(3,1fr)}
  .inds{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:980px){
  .nav,.tel{display:none}
  .burger{display:flex}
  .hdr-in{height:64px;gap:14px}
  .hdr-act{margin-left:auto}
  .mnav:not([hidden]){display:block}
  .hero{padding-top:110px}
  .hero-in,.isb,.find{grid-template-columns:1fr}
  .bens{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:22px}
  .sups{grid-template-columns:repeat(2,1fr)}
  .ftr-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:700px){
  body{font-size:16px}
  .hdr-act .btn{padding:11px 16px;font-size:13.5px}
  .logo b{font-size:15px}
  .logo span{font-size:9.5px}
  .cats{grid-template-columns:1fr 1fr}
  .inds{grid-template-columns:1fr 1fr}
  .hero-cta .btn,.cta-f .btns .btn{width:100%}
  .form{grid-template-columns:1fr}
  .hero-fig{aspect-ratio:16/11}
}
@media (max-width:520px){
  .cats,.inds,.bens,.sups{grid-template-columns:1fr}
  .ftr-grid{grid-template-columns:1fr}
  .h2{max-width:none}
}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ==== paginas internas y detalles del mockup ==== */
.sec--page{padding-top:clamp(112px,12vw,152px)}
.cta-f.pg{padding-top:clamp(120px,13vw,172px)}
.nav a[aria-current="page"]{color:#fff}
.nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--grn)}
.mnav a[aria-current="page"]{color:var(--grn)}
.btn--p::after{content:"\2192";margin-left:9px;display:inline-block;transition:transform .24s cubic-bezier(.4,0,.2,1)}
.btn--p:hover::after{transform:translateX(3px)}