:root{
  --ink:#242424;
  --muted:#666;
  --paper:#f6f4f0;
  --white:#fff;
  --brick:#f15a2a;
  --orange:#fb9436;
  --line:#e7e2da;
  --dark:#242321;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit}
.container{width:min(1180px,calc(100% - 44px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,0,0,.06)}
.nav{height:84px;display:flex;align-items:center;gap:32px}
.brand img{width:225px;max-height:58px;object-fit:contain;object-position:left center}
.nav-links{margin-left:auto;display:flex;gap:28px}
.nav-links a{text-decoration:none;font-size:14px;font-weight:600}
.nav-cta{padding:12px 18px;border-radius:999px;background:var(--ink);color:#fff;text-decoration:none;font-size:14px;font-weight:700}
.hero{position:relative;min-height:760px;background:url('assets/hero-ladrillos.jpeg') center/cover no-repeat;color:#fff;overflow:hidden}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,15,14,.85) 0%,rgba(16,15,14,.58) 48%,rgba(16,15,14,.12) 100%)}
.hero-content{position:relative;z-index:2;padding-top:116px}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.18em;color:#ffb075}
.eyebrow.dark{color:#a56236}
.hero h1{max-width:890px;font-size:clamp(54px,6.9vw,102px);line-height:.95;letter-spacing:-.055em;margin:18px 0 24px}
.hero p{max-width:690px;font-size:21px;line-height:1.55;color:rgba(255,255,255,.85)}
.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:999px;text-decoration:none;font-size:14px;font-weight:700;transition:.2s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--brick);color:#fff}
.btn-ghost{border:1px solid rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06)}
.btn-dark{background:var(--ink);color:#fff}
.btn-light{background:#fff;color:#222}
.hero-strip{position:absolute;z-index:2;right:0;bottom:0;width:min(58%,780px);height:220px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:7px;padding:7px 0 0 7px;background:rgba(255,255,255,.18)}
.hero-strip img{width:100%;height:100%;object-fit:cover}
.section{padding:112px 0}
.section-head{display:grid;grid-template-columns:1.1fr 1fr;gap:54px;align-items:end;margin-bottom:48px}
.section-head .eyebrow{grid-column:1/-1}
.section-head h2,.quality h2,.about h2,.contact h2,.clients h2{font-size:clamp(38px,5vw,68px);line-height:1.02;letter-spacing:-.045em;margin:0}
.section-head p{font-size:17px;line-height:1.7;color:var(--muted);margin:0}
.products{background:var(--paper)}
.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.product-card{background:#fff;border-radius:22px;overflow:hidden;border:1px solid var(--line)}
.product-card>img{width:100%;height:390px;object-fit:cover}
.product-body{padding:28px}
.product-number{display:block;color:#a56b44;font-weight:800;letter-spacing:.12em;font-size:12px;margin-bottom:14px}
.product-body h3{font-size:30px;margin:0 0 13px;letter-spacing:-.03em}
.product-body p{margin:0;color:var(--muted);line-height:1.65}
.product-body a{display:flex;justify-content:space-between;margin-top:28px;padding-top:18px;border-top:1px solid var(--line);text-decoration:none;font-weight:700}
.special-cta{margin-top:20px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;display:grid;grid-template-columns:1.25fr 1fr auto;gap:30px;align-items:center}
.special-cta h3{margin:8px 0 0;font-size:28px}
.special-cta p{margin:0;color:var(--muted);line-height:1.6}
.quality{background:#23211f;color:#fff;padding:105px 0}
.quality-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:90px}
.quality-copy p{font-size:18px;color:#c8c4be;line-height:1.7;max-width:600px;margin:22px 0 30px}
.quality-points{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:#4b4641;border:1px solid #4b4641}
.quality-points div{background:#2c2926;padding:28px;min-height:175px}
.quality-points strong{display:block;font-size:18px;margin-bottom:10px}
.quality-points span{color:#bfbab4;line-height:1.6;font-size:14px}
.about-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:90px}
.about-copy p{font-size:17px;line-height:1.75;color:#565656;margin:0 0 18px}
.about-copy .about-highlight{font-size:24px;color:var(--ink);line-height:1.45;margin-top:28px}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:72px}
.values-grid>div{border-top:1px solid var(--line);padding:24px 0}
.values-grid span{font-size:12px;letter-spacing:.13em;font-weight:800;color:#a56236}
.values-grid h3{font-size:25px;margin:14px 0 10px}
.values-grid p{color:var(--muted);line-height:1.6;margin:0}
.process{background:#f7f5f1}
.process-head{margin-bottom:60px}
.process-list{display:flex;flex-direction:column;gap:22px}
.process-item{display:grid;grid-template-columns:1.25fr .75fr;background:#fff;border-radius:24px;overflow:hidden;min-height:430px}
.process-item.reverse{grid-template-columns:.75fr 1.25fr}
.process-item.reverse .process-photo{order:2}
.process-photo img{width:100%;height:100%;min-height:430px;object-fit:cover}
.process-copy{padding:52px;display:flex;flex-direction:column;justify-content:center}
.process-copy>span{font-size:12px;letter-spacing:.14em;font-weight:800;color:#a56236}
.process-copy h3{font-size:34px;line-height:1.1;letter-spacing:-.035em;margin:14px 0}
.process-copy p{color:var(--muted);line-height:1.7;margin:0}
.clients{padding:88px 0;background:#fff;overflow:hidden}
.clients-title{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:40px}
.clients-title h2{max-width:780px;font-size:clamp(34px,4vw,54px)}
.marquee{overflow:hidden;width:100%;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}
.marquee-track{display:flex;width:max-content;animation:marquee 28s linear infinite}
.logo-set{display:flex;align-items:center;gap:60px;padding-right:60px}
.logo-set img{width:155px;height:80px;object-fit:contain;filter:grayscale(1);opacity:.72;mix-blend-mode:multiply}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}
.contact{background:#f2eee8}
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:80px;align-items:start}
.contact-grid>div:first-child>p{font-size:18px;color:var(--muted);line-height:1.7;margin:22px 0 30px}
.contact-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.contact-cards>a,.contact-cards>div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;text-decoration:none;min-height:130px}
.contact-cards span{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.13em;color:#9b6a47;font-weight:800;margin-bottom:12px}
.contact-cards strong{font-size:17px;line-height:1.45}
.footer{background:#191817;color:#fff;padding:34px 0}
.footer-inner{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:28px}
.footer img{width:210px;filter:brightness(4) grayscale(1);mix-blend-mode:screen}
.footer p{color:#aaa;font-size:13px;margin:0}
.floating-whatsapp{position:fixed;right:22px;bottom:22px;z-index:50;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:#242424;color:#fff;text-decoration:none;font-weight:800;box-shadow:0 10px 30px rgba(0,0,0,.22)}
@media(max-width:900px){
  .nav-links{display:none}.nav{height:72px}.brand img{width:190px}.hero{min-height:720px}.hero-content{padding-top:80px}.hero-strip{width:70%;height:170px}.section{padding:80px 0}
  .section-head,.quality-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:34px}
  .product-card>img{height:310px}.special-cta{grid-template-columns:1fr}
  .values-grid{grid-template-columns:1fr}.process-item,.process-item.reverse{grid-template-columns:1fr}.process-item.reverse .process-photo{order:0}.process-photo img{min-height:300px;height:300px}.process-copy{padding:34px}
  .clients-title{display:block}.clients-title .eyebrow{display:block;margin-bottom:14px}.contact-cards{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr;justify-items:start}
}
@media(max-width:620px){
  .container{width:min(100% - 28px,1180px)}
  .nav-cta{padding:10px 14px}.hero{min-height:680px}.hero h1{font-size:50px}.hero p{font-size:17px}.hero-strip{width:92%;height:125px}
  .section{padding:66px 0}.section-head{margin-bottom:32px}.product-grid{grid-template-columns:1fr}.product-card>img{height:280px}.product-body{padding:22px}
  .quality{padding:68px 0}.quality-points{grid-template-columns:1fr}.quality-points div{min-height:auto}.about-grid{gap:28px}
  .process-copy h3{font-size:28px}.process-photo img{height:245px;min-height:245px}.process-copy{padding:26px}
  .logo-set{gap:34px;padding-right:34px}.logo-set img{width:125px;height:64px}.marquee-track{animation-duration:22s}
}

/* v2 completa — portada limpia y suministro integrado */
.hero{
  min-height:700px;
}
.hero-content{
  padding-top:125px;
  padding-bottom:110px;
}
.supply{
  background:#fff;
}
.supply-grid{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:72px;
  align-items:center;
}
.supply-photo{
  height:520px;
  overflow:hidden;
  border-radius:22px;
  background:#eee8df;
}
.supply-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.supply-copy h2{
  font-size:clamp(38px,4.6vw,62px);
  line-height:1.02;
  letter-spacing:-.045em;
  margin:12px 0 22px;
}
.supply-copy p{
  font-size:17px;
  line-height:1.75;
  color:var(--muted);
  margin:0 0 24px;
}
.supply-points{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:28px;
}
.supply-points span{
  border:1px solid var(--line);
  border-radius:999px;
  padding:9px 13px;
  font-size:12px;
  font-weight:700;
}
@media(max-width:900px){
  .supply-grid{grid-template-columns:1fr;gap:34px}
  .supply-photo{height:390px}
  .hero{min-height:650px}
}
@media(max-width:620px){
  .hero{min-height:620px}
  .hero-content{padding-top:82px;padding-bottom:80px}
  .supply-photo{height:300px}
}

/* v4 — logotipos de clientes en color */
.logo-set img{
  filter:none;
  opacity:1;
  mix-blend-mode:normal;
}

/* Corrección final: logo inferior Construbrick a color */
.footer-logo img,
.footer-brand img,
footer img[src*="logo-construbrick"]{
    filter: none !important;
    opacity: 1 !important;
}


/* v7 — navegación ordenada y menús desplegables */
.nav-dropdowns{
  margin-left:auto;
  display:flex;
  gap:26px;
  align-items:center;
}
.nav-item{position:relative}
.nav-dropdowns > a,
.nav-item > a{
  text-decoration:none;
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  white-space:nowrap;
}
.chev{font-size:10px;margin-left:4px}
.dropdown-menu{
  position:absolute;
  top:calc(100% + 16px);
  left:50%;
  transform:translate(-50%,8px);
  min-width:245px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:0 16px 36px rgba(0,0,0,.14);
  padding:9px;
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:.18s ease;
  z-index:100;
}
.dropdown-menu:before{
  content:"";
  position:absolute;
  left:0;right:0;top:-18px;height:18px;
}
.dropdown-menu a{
  display:block;
  padding:11px 12px;
  border-radius:9px;
  text-decoration:none;
  color:#333;
  font-size:13px;
  font-weight:600;
}
.dropdown-menu a:hover{
  background:var(--paper);
  color:var(--brick);
}
.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  transform:translate(-50%,0);
}
@media(max-width:900px){
  .nav-dropdowns{display:none}
}