:root{
  --blue:#0a3473;
  --blue-2:#0f4fa5;
  --steel:#6f8298;
  --light:#f5f8fc;
  --white:#ffffff;
  --text:#172033;
  --muted:#5f6d80;
  --line:#dce5ef;
  --shadow:0 24px 60px rgba(10,52,115,.18);
  --radius:26px;
  --container:min(1140px,92vw);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#ffffff 0%,#f7faff 44%,#eef4fb 100%);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:var(--container);margin-inline:auto}
.skip-link{position:absolute;left:-999px;top:10px;background:var(--blue);color:#fff;padding:.7rem 1rem;border-radius:10px;z-index:99}
.skip-link:focus{left:10px}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(10,52,115,.12);
}
.navbar{
  width:var(--container);
  margin:auto;
  min-height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
}
.brand{display:flex;align-items:center;gap:.85rem}
.brand-logo{
  width:58px;
  height:58px;
  border-radius:18px;
  overflow:hidden;
  background:#fff;
  border:1px solid rgba(10,52,115,.18);
  box-shadow:0 10px 30px rgba(10,52,115,.14);
  flex:0 0 auto;
}
.brand-logo img{width:100%;height:100%;object-fit:contain;padding:5px}
.brand-name{display:flex;flex-direction:column;line-height:1.05}
.brand-name strong{font-size:1.05rem;color:var(--blue);letter-spacing:.01em}
.brand-name small{color:var(--muted);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.72rem;margin-top:.2rem}
.nav-menu{display:flex;align-items:center;gap:.3rem;margin:0;padding:0;list-style:none}
.nav-menu a{display:block;padding:.75rem .95rem;border-radius:999px;color:#263851;font-weight:700;font-size:.94rem}
.nav-menu a:hover,.nav-menu a:focus{background:#eaf1fb;color:var(--blue)}
.nav-cta{background:var(--blue)!important;color:#fff!important;box-shadow:0 12px 22px rgba(10,52,115,.24)}
.menu-toggle{display:none;border:0;background:var(--blue);border-radius:14px;width:48px;height:44px;padding:10px;cursor:pointer}
.menu-toggle span{display:block;height:2px;background:#fff;margin:5px 0;border-radius:4px;transition:.25s}
.hero{position:relative;min-height:720px;display:grid;place-items:center;overflow:hidden;color:#fff}
.hero-bg{position:absolute;inset:0;background:url('../assets/img/trabajo3.jpeg') center/cover no-repeat;transform:scale(1.04);filter:saturate(1.05)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(115deg,rgba(4,23,52,.92) 0%,rgba(8,45,98,.78) 46%,rgba(8,45,98,.18) 100%)}
.hero::after{content:"";position:absolute;inset:auto -10% -30% -10%;height:300px;background:linear-gradient(180deg,transparent,#fff 62%);pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.15fr) 390px;gap:2.4rem;align-items:center;padding:7rem 0 5.5rem}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;margin:0 0 1rem;font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.14em;color:#b9d5ff}
.eyebrow::before{content:"";width:34px;height:2px;background:currentColor;border-radius:2px}
.eyebrow.blue{color:var(--blue-2)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(2.65rem,6vw,5.6rem);line-height:.95;margin-bottom:1.15rem;letter-spacing:-.055em;max-width:850px}
h1 span{color:#d8e9ff;text-shadow:0 10px 26px rgba(0,0,0,.25)}
.hero-lead{font-size:clamp(1.05rem,2vw,1.28rem);max-width:760px;color:#ecf5ff;margin-bottom:1.4rem}
.hero-badges{display:flex;flex-wrap:wrap;gap:.7rem;margin-bottom:1.7rem}
.hero-badges span{padding:.62rem .9rem;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.12);border-radius:999px;font-weight:800;color:#fff;backdrop-filter:blur(10px)}
.hero-actions,.contact-actions{display:flex;flex-wrap:wrap;gap:.8rem}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.88rem 1.18rem;border-radius:999px;font-weight:900;border:1px solid transparent;transition:.2s ease;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;box-shadow:0 18px 32px rgba(10,52,115,.28)}
.btn-secondary{background:#fff;color:var(--blue);box-shadow:0 14px 26px rgba(0,0,0,.14)}
.btn-outline{border-color:rgba(10,52,115,.2);color:var(--blue);background:#fff}
.hero-card{background:rgba(255,255,255,.94);color:var(--text);border-radius:34px;padding:1.5rem;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.55)}
.hero-logo{height:220px;border-radius:26px;background:linear-gradient(135deg,#fff,#edf5ff);display:grid;place-items:center;margin-bottom:1rem;overflow:hidden;border:1px solid rgba(10,52,115,.12)}
.hero-logo img{width:88%;height:88%;object-fit:contain}
.hero-card strong{display:block;font-size:1.35rem;color:var(--blue);line-height:1.1;margin-bottom:.4rem}
.hero-card ul{list-style:none;padding:0;margin:1rem 0 0;display:grid;gap:.7rem;color:#2c3a4f;font-weight:700;overflow-wrap:anywhere}
.section{padding:6rem 0}
.intro{background:#fff;position:relative;overflow:hidden}
.intro::before{content:"";position:absolute;right:-150px;top:80px;width:390px;height:390px;border:80px solid rgba(10,52,115,.06);border-radius:50%}
.intro-grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:2rem;align-items:stretch;margin-bottom:2rem}
.section-copy h2,.section-heading h2,.location-card h2,.contact-card h2{font-size:clamp(2rem,4vw,3.3rem);line-height:1.03;color:#0d2d60;letter-spacing:-.035em;margin-bottom:1rem}
.section-copy p,.section-heading p{max-width:760px;color:var(--muted);font-size:1.05rem}
.experience-card{border-radius:var(--radius);background:linear-gradient(145deg,var(--blue),#062351);color:#fff;display:grid;place-items:center;text-align:center;padding:2rem;box-shadow:var(--shadow)}
.experience-card span{font-size:5.4rem;font-weight:900;line-height:.8;color:#dcecff}
.experience-card p{font-weight:900;font-size:1.2rem;margin:.7rem 0 0}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;box-shadow:0 16px 34px rgba(18,43,71,.08);min-height:230px;transition:.25s ease;position:relative;overflow:hidden}
.service-card::after{content:"";position:absolute;right:-44px;bottom:-54px;width:170px;height:170px;background:radial-gradient(circle,rgba(10,52,115,.08),transparent 62%)}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.service-icon{display:grid;place-items:center;width:60px;height:60px;border-radius:18px;background:#edf5ff;color:var(--blue);font-size:2rem;font-weight:900;margin-bottom:1rem}
.service-card h3,.application-card h3{color:var(--blue);font-size:1.35rem;margin-bottom:.45rem}
.service-card p,.application-card p{color:var(--muted);margin:0}
.service-card.highlight{border:2px solid rgba(15,79,165,.3);background:linear-gradient(180deg,#fff,#f0f6ff)}
.materials{background:linear-gradient(135deg,#edf4fb,#fff)}
.section-heading{text-align:center;margin-bottom:2rem}
.section-heading .eyebrow{justify-content:center}
.section-heading .eyebrow::before{display:none}
.section-heading p{margin-inline:auto}
.material-list{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.material-list span{display:flex;align-items:center;min-height:82px;padding:1rem 1.1rem;border-radius:20px;background:#fff;border:1px solid var(--line);font-weight:900;color:#14366a;box-shadow:0 12px 28px rgba(10,52,115,.08)}
.material-list span::before{content:"";width:13px;height:13px;border-radius:50%;background:var(--blue-2);margin-right:.75rem;box-shadow:0 0 0 5px #e4effc;flex:0 0 auto}
.applications{background:#fff}
.application-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.application-card{padding:1.4rem;border-radius:24px;background:linear-gradient(180deg,#fff,#f6f9fd);border:1px solid var(--line);box-shadow:0 14px 30px rgba(18,43,71,.06)}
.application-card b{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:15px;background:#0a3473;color:#fff;margin-bottom:1rem}
.gallery-section{background:#f6f9fd;overflow:hidden}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:230px;gap:1rem}
.gallery-item{position:relative;border:0;padding:0;border-radius:24px;overflow:hidden;box-shadow:0 18px 42px rgba(10,52,115,.14);cursor:pointer;background:#dce5ef}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.gallery-item:hover img{transform:scale(1.06)}
.gallery-item::after{content:"Ver imagen";position:absolute;left:1rem;bottom:1rem;background:rgba(255,255,255,.92);color:var(--blue);font-weight:900;border-radius:999px;padding:.55rem .85rem;opacity:0;transform:translateY(8px);transition:.25s ease}
.gallery-item:hover::after{opacity:1;transform:none}
.gallery-item.tall{grid-row:span 2}
.gallery-item.wide{grid-column:span 2}
.location-contact{background:#fff}
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:1.2rem;align-items:stretch}
.location-card,.contact-card{border-radius:var(--radius);padding:2rem;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.location-card{background:linear-gradient(145deg,#092b60,#0f4fa5);color:#fff}
.location-card .eyebrow,.location-card h2{color:#fff}
.location-card h2{margin-bottom:1.5rem}
.info-line{display:flex;gap:.9rem;align-items:flex-start;margin:1rem 0;font-weight:800}
.info-line span{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:rgba(255,255,255,.14);flex:0 0 auto}
.info-line p{margin:0;color:#eef6ff}
.contact-card p{color:var(--muted)}
.contact-list{list-style:none;padding:0;margin:1.3rem 0 0;display:grid;gap:.8rem;color:#25334a;overflow-wrap:anywhere}
.contact-list li{padding:.9rem 1rem;background:#f6f9fd;border-radius:16px;border:1px solid var(--line)}
.site-footer{background:#061f46;color:#dceaff;padding:3rem 0 0}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:2rem;align-items:start}
.footer-brand .brand-logo{box-shadow:none}
.footer-brand .brand-name strong{color:#fff}
.footer-brand .brand-name small{color:#a8caff}
.site-footer h3{color:#fff;margin-bottom:.6rem}
.site-footer p{margin:.2rem 0;color:#c9dcf5;overflow-wrap:anywhere}
.footer-bottom{margin-top:2rem;border-top:1px solid rgba(255,255,255,.12);padding:1rem;text-align:center;color:#a8caff;font-weight:800}
.floating-actions{position:fixed;right:18px;bottom:18px;display:grid;gap:.65rem;z-index:45}
.floating-actions a,.floating-actions button{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;border:0;font-weight:900;box-shadow:0 12px 30px rgba(10,52,115,.25);cursor:pointer}
.floating-actions a:first-child{background:#1f9d55;color:#fff}
.floating-actions a:nth-child(2),.floating-actions button{background:var(--blue);color:#fff}
.lightbox{position:fixed;inset:0;background:rgba(3,16,35,.86);z-index:100;display:none;align-items:center;justify-content:center;padding:1.4rem}
.lightbox.is-open{display:flex}
.lightbox img{max-width:min(1100px,94vw);max-height:88vh;border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.45);background:#fff}
.lightbox-close{position:absolute;top:18px;right:18px;width:52px;height:52px;border:0;border-radius:50%;font-size:2rem;line-height:1;background:#fff;color:var(--blue);cursor:pointer}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn:hover,.service-card:hover{transform:none}.gallery-item img{transition:none}}
@media (max-width:980px){
  .hero{min-height:auto}.hero-grid{grid-template-columns:1fr;padding:5.2rem 0 4rem}.hero-card{max-width:560px}.intro-grid,.contact-grid{grid-template-columns:1fr}.service-grid,.application-grid{grid-template-columns:repeat(2,1fr)}.material-list{grid-template-columns:repeat(2,1fr)}.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:240px}.gallery-item.wide{grid-column:span 2}.footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .navbar{min-height:74px}.brand-logo{width:52px;height:52px}.brand-name strong{font-size:.95rem}.menu-toggle{display:block}.nav-menu{position:absolute;left:4vw;right:4vw;top:76px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:.7rem;display:none;flex-direction:column;align-items:stretch}.nav-menu.is-open{display:flex}.nav-menu a{text-align:center}.hero-grid{padding:4.4rem 0 3rem}.hero-badges span{width:100%;text-align:center}.hero-actions .btn,.contact-actions .btn{width:100%}.hero-card{border-radius:26px}.section{padding:4rem 0}.service-grid,.application-grid,.material-list{grid-template-columns:1fr}.gallery{grid-template-columns:1fr;grid-auto-rows:290px}.gallery-item.tall,.gallery-item.wide{grid-column:auto;grid-row:auto}.footer-grid{grid-template-columns:1fr}.floating-actions{right:12px;bottom:12px}.floating-actions a,.floating-actions button{width:48px;height:48px}
}
@media (max-width:430px){
  .brand-name strong{font-size:.86rem}.brand-name small{font-size:.65rem}h1{font-size:2.45rem}.section-copy h2,.section-heading h2,.location-card h2,.contact-card h2{font-size:2rem}.gallery{grid-auto-rows:250px}.hero-logo{height:180px}.contact-card,.location-card{padding:1.25rem;border-radius:22px}
}