:root{
  --red:#ed1c24;
  --red-dark:#b80f16;
  --black:#101114;
  --black-2:#1e2229;
  --white:#ffffff;
  --soft:#f5f5f6;
  --line:#e6e6ea;
  --text:#1e2229;
  --muted:#666d78;
  --green:#165414;
  --radius:28px;
  --shadow:0 22px 60px rgba(16,17,20,.18);
  --shadow-soft:0 14px 35px rgba(16,17,20,.11);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  color:var(--text);
  background:var(--white);
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit}
.container{width:min(1180px, calc(100% - 32px));margin-inline:auto}
.section{padding:92px 0}
.skip-link{position:absolute;left:-999px;top:12px;background:var(--black);color:#fff;padding:12px 18px;border-radius:999px;z-index:1000}
.skip-link:focus{left:12px}

.header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(230,230,234,.9);
  transition:box-shadow .25s ease, background .25s ease;
}
.header.scrolled{background:#fff;box-shadow:0 12px 30px rgba(16,17,20,.08)}
.nav{
  width:min(1240px, calc(100% - 28px));
  min-height:78px;
  margin:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;text-transform:uppercase;letter-spacing:.04em;color:var(--black)}
.brand-icon{
  width:52px;height:52px;
  display:grid;place-items:center;
  color:#fff;
  background:linear-gradient(135deg,var(--red),#ff4b4b);
  border-radius:17px;
  box-shadow:0 12px 26px rgba(237,28,36,.28);
  position:relative;
}
.brand-icon:after{
  content:"";
  position:absolute;
  right:-12px;bottom:11px;
  width:30px;height:5px;
  background:var(--black);
  border-radius:999px;
}
.menu{display:flex;align-items:center;gap:8px}
.menu a{font-weight:800;color:#333944;padding:12px 14px;border-radius:999px;transition:.22s ease}
.menu a:hover{background:var(--soft);color:var(--red)}
.menu .menu-cta{background:var(--red);color:#fff;box-shadow:0 12px 24px rgba(237,28,36,.25)}
.menu .menu-cta:hover{background:var(--black);color:#fff}
.menu-button{display:none;width:48px;height:48px;border:0;border-radius:16px;background:var(--soft);cursor:pointer}
.menu-button span{display:block;width:24px;height:2px;margin:5px auto;background:var(--black);border-radius:999px;transition:.22s ease}
.menu-button.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-button.active span:nth-child(2){opacity:0}
.menu-button.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.hero{
  min-height:calc(100vh - 78px);
  display:flex;
  align-items:center;
  color:#fff;
  background:
    radial-gradient(circle at 12% 15%, rgba(237,28,36,.28), transparent 32%),
    radial-gradient(circle at 88% 30%, rgba(237,28,36,.18), transparent 28%),
    linear-gradient(135deg,#101114 0%, #23272f 56%, #0d0d0e 100%);
  position:relative;
  overflow:hidden;
  padding:78px 0;
}
.hero:before{
  content:"";
  position:absolute;
  inset:0;
  opacity:.20;
  background-image:linear-gradient(rgba(255,255,255,.10) 1px, transparent 1px),linear-gradient(90deg,rgba(255,255,255,.10) 1px, transparent 1px);
  background-size:58px 58px;
}
.hero-shape{position:absolute;pointer-events:none}
.shape-one{width:680px;height:330px;background:var(--red);right:-190px;bottom:-120px;border-radius:180px 0 0 0;transform:rotate(-10deg)}
.shape-two{width:340px;height:340px;border:62px solid rgba(237,28,36,.25);border-radius:50%;left:-130px;top:-120px}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr .58fr;align-items:center;gap:58px}
.tag,.section-label{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin:0 0 16px;
  color:var(--red);
  text-transform:uppercase;
  letter-spacing:.18em;
  font-size:.80rem;
  font-weight:900;
}
.tag{color:#fff}
.tag:before,.section-label:before{content:"";width:34px;height:4px;background:currentColor;border-radius:999px}
.section-label.light{color:#fff}
.hero h1{margin:0;text-transform:uppercase;font-size:clamp(4.2rem, 10vw, 9rem);line-height:.82;letter-spacing:.035em;text-shadow:0 16px 34px rgba(0,0,0,.38)}
.hero-lead{font-size:clamp(1.35rem, 2.8vw, 2.65rem);line-height:1.12;margin:28px 0 0;max-width:720px;font-weight:900}
.hero-actions,.catalog-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:54px;
  padding:15px 22px;
  border-radius:999px;
  border:2px solid transparent;
  font-weight:900;
  cursor:pointer;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 16px 30px rgba(237,28,36,.28)}
.btn-red:hover{background:#ff333a}
.btn-outline{border-color:rgba(255,255,255,.72);color:#fff;background:rgba(255,255,255,.08)}
.btn-outline:hover{background:#fff;color:var(--black)}
.btn-dark{background:var(--black);color:#fff}
.hero-points{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.hero-points span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);padding:10px 13px;border-radius:999px;font-weight:800;color:#fff}
.hero-preview{
  background:#fff;
  padding:12px;
  border-radius:34px;
  box-shadow:var(--shadow);
  transform:rotate(2deg);
  max-width:390px;
  justify-self:center;
}
.hero-preview img{border-radius:24px;max-height:620px;object-fit:cover;object-position:top}

.intro{background:var(--white)}
.intro-card{
  display:grid;
  grid-template-columns:.75fr 1fr;
  gap:42px;
  align-items:center;
  padding:38px;
  background:var(--soft);
  border-radius:var(--radius);
  border:1px solid var(--line);
}
.intro-card h2,.section-head h2{font-size:clamp(2.05rem, 5vw, 4.2rem);line-height:.95;margin:0;text-transform:uppercase;color:var(--black)}
.intro-card p,.section-head p{font-size:1.08rem;line-height:1.75;margin:0;color:var(--muted)}
.intro-card > p{font-size:1.17rem;color:#3d444f}
.center{text-align:center;margin-inline:auto;max-width:820px}.center .section-label{justify-content:center}.center .section-label:before{display:none}
.products{background:linear-gradient(#fff,var(--soft))}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px}
.card{
  padding:34px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  position:relative;
  overflow:hidden;
  min-height:250px;
}
.card:after{content:"";position:absolute;right:-42px;top:-42px;width:130px;height:130px;background:rgba(237,28,36,.08);border-radius:50%}
.card-number{display:inline-grid;place-items:center;width:54px;height:54px;border-radius:18px;background:var(--black);color:#fff;font-weight:900;margin-bottom:24px}
.card h3{font-size:1.55rem;margin:0 0 14px;color:var(--black)}
.card p{font-size:1rem;line-height:1.7;color:var(--muted);margin:0}
.featured-card{background:var(--red);color:#fff;transform:translateY(-14px)}
.featured-card:after{background:rgba(255,255,255,.14)}
.featured-card h3,.featured-card p{color:#fff}.featured-card .card-number{background:#fff;color:var(--red)}

.national{background:var(--white)}
.national-grid{display:grid;grid-template-columns:.75fr 1fr;gap:60px;align-items:center}
.national-visual{display:grid;place-items:center}
.mx-card{
  width:min(420px,100%);
  aspect-ratio:1/1;
  border-radius:42px;
  background:
    linear-gradient(135deg,rgba(237,28,36,.95),rgba(184,15,22,.95)),
    var(--red);
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.mx-card:before{
  content:"";
  position:absolute;
  inset:54px 78px 54px 62px;
  background:#fff;
  clip-path:polygon(50% 5%,66% 12%,73% 25%,82% 32%,76% 46%,88% 56%,76% 65%,70% 84%,52% 72%,41% 94%,35% 72%,19% 82%,25% 61%,9% 52%,24% 40%,17% 22%,37% 25%);
  opacity:.95;
}
.mx-card strong{position:absolute;left:32px;bottom:28px;color:#fff;font-size:2.25rem;text-transform:uppercase;letter-spacing:.08em}
.dot{position:absolute;width:18px;height:18px;background:var(--green);border:4px solid #fff;border-radius:50%;z-index:2;box-shadow:0 8px 18px rgba(0,0,0,.28)}
.dot-a{left:43%;top:30%}.dot-b{left:55%;top:49%}.dot-c{left:44%;top:65%}
.route{position:absolute;left:39%;top:37%;width:94px;height:130px;border:3px dashed rgba(16,17,20,.45);border-left:0;border-bottom:0;border-radius:0 100px 0 0;z-index:1;transform:rotate(14deg)}
.section-head .btn{margin-top:28px}

.catalog{background:var(--soft)}
.catalog-actions{justify-content:center;margin-bottom:28px}
.pdf-box{
  background:#fff;
  padding:14px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.pdf-box object{display:block;width:100%;height:760px;border:0;border-radius:18px;background:#fff}
.pdf-fallback{min-height:320px;display:grid;place-items:center;text-align:center;padding:28px;background:#fff}
.preview-title{margin:48px 0 22px;text-align:center}
.preview-title h3{font-size:clamp(1.6rem,3vw,2.4rem);margin:0 0 8px;text-transform:uppercase;color:var(--black)}
.preview-title p{margin:0;color:var(--muted);line-height:1.6}
.catalog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.catalog-page{
  border:0;
  padding:0;
  background:#fff;
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  cursor:pointer;
  text-align:left;
  transition:transform .22s ease, box-shadow .22s ease;
}
.catalog-page:hover{transform:translateY(-5px);box-shadow:0 24px 60px rgba(16,17,20,.18)}
.catalog-page img{width:100%;height:420px;object-fit:cover;object-position:top;background:#fff}
.catalog-page span{display:block;padding:14px 18px;font-weight:900;color:var(--black)}

.contact{
  background:
    radial-gradient(circle at 15% 20%, rgba(237,28,36,.26), transparent 26%),
    linear-gradient(135deg,#101114,#222731 70%,#111);
  color:#fff;
}
.contact .section-head h2,.contact .section-head p{color:#fff}
.contact-grid{display:grid;grid-template-columns:1fr .75fr;gap:42px;align-items:center}
.contact-panel{display:grid;gap:18px}
.contact-item{
  display:block;
  padding:28px;
  background:#fff;
  color:var(--black);
  border-radius:26px;
  box-shadow:var(--shadow-soft);
  border-left:8px solid var(--red);
  transition:transform .22s ease;
}
.contact-item:hover{transform:translateX(6px)}
.contact-item span{display:block;text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:900;color:var(--red);margin-bottom:8px}
.contact-item strong{font-size:clamp(1.35rem,3vw,2rem)}

.footer{background:#08090a;color:#fff;padding:32px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer strong{font-size:1.1rem;text-transform:uppercase;letter-spacing:.08em}.footer p{margin:8px 0 0;color:#b9bdc6}.footer-links{display:flex;gap:8px;flex-wrap:wrap}.footer-links a{padding:9px 12px;border-radius:999px;color:#d7d9df}.footer-links a:hover{background:#1b1e24;color:#fff}
.whatsapp{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:95;
  display:flex;
  align-items:center;
  gap:9px;
  min-height:54px;
  padding:14px 18px;
  border-radius:999px;
  background:#25d366;
  color:#fff;
  font-weight:900;
  box-shadow:0 18px 36px rgba(37,211,102,.34);
}
.whatsapp span{font-size:1.15rem}.whatsapp:hover{transform:translateY(-2px)}
.top-button{
  position:fixed;right:20px;bottom:88px;z-index:94;
  width:48px;height:48px;border:0;border-radius:16px;background:var(--black);color:#fff;box-shadow:var(--shadow-soft);cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(12px);transition:.22s ease;
}
.top-button.show{opacity:1;visibility:visible;transform:translateY(0)}
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:24px;background:rgba(0,0,0,.82)}
.modal.open{display:flex}.modal img{max-height:92vh;max-width:min(760px,96vw);border-radius:18px;box-shadow:var(--shadow);background:#fff}.modal-close{position:absolute;right:22px;top:18px;width:46px;height:46px;border:0;border-radius:50%;background:#fff;color:var(--black);font-size:1.8rem;cursor:pointer}

@media (max-width:900px){
  .menu-button{display:block}
  .menu{position:fixed;left:14px;right:14px;top:86px;display:grid;gap:6px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-soft);opacity:0;visibility:hidden;transform:translateY(-12px);transition:.22s ease}
  .menu.open{opacity:1;visibility:visible;transform:translateY(0)}
  .menu a{padding:14px 16px}.menu .menu-cta{text-align:center}
  .hero{padding:58px 0}.hero-grid,.intro-card,.national-grid,.contact-grid{grid-template-columns:1fr;gap:34px}.hero-preview{max-width:330px;justify-self:start}.cards,.catalog-grid{grid-template-columns:1fr 1fr}.featured-card{transform:none}.pdf-box object{height:620px}
}
@media (max-width:640px){
  .container{width:min(100% - 24px,1180px)}
  .section{padding:68px 0}
  .nav{min-height:70px;width:min(100% - 20px,1240px)}
  .brand span:last-child{font-size:.95rem}.brand-icon{width:46px;height:46px;border-radius:15px}
  .hero{min-height:auto;padding:54px 0 70px}.hero h1{font-size:clamp(3.25rem,18vw,4.5rem)}.hero-lead{font-size:1.38rem}.hero-actions,.catalog-actions{display:grid;grid-template-columns:1fr}.btn{width:100%}.hero-points span{font-size:.9rem}.hero-preview{max-width:270px;margin-top:6px}.intro-card{padding:26px}.cards,.catalog-grid{grid-template-columns:1fr}.card{min-height:auto;padding:28px}.catalog-page img{height:auto;max-height:none}.pdf-box{padding:8px;border-radius:20px}.pdf-box object{height:480px;border-radius:14px}.contact-item{padding:24px}.footer-inner{display:grid}.whatsapp{left:14px;right:14px;justify-content:center}.top-button{right:16px;bottom:84px}.mx-card{border-radius:28px}.mx-card strong{font-size:1.6rem}
}