:root{--navy:#07121d;--blue:#0b3a5b;--blue2:#115f8f;--cyan:#65b7dc;--white:#fff;--paper:#f4f7f9;--ink:#142231;--muted:#596673;--line:rgba(11,58,91,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Bahnschrift,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper)}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}
.topbar{position:fixed;top:0;width:100%;z-index:50;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:16px clamp(20px,4vw,70px);background:linear-gradient(135deg,rgba(255,255,255,.95),rgba(8,35,55,.85));backdrop-filter:blur(12px)}.brand img{width:min(260px,52vw)}.menu{display:flex;align-items:center;gap:26px;color:rgba(255,255,255,.88);font-size:.88rem;font-weight:800;text-transform:uppercase}.nav-cta{padding:10px 17px;border:1px solid rgba(255,255,255,.35);border-radius:999px}.menu-toggle{display:none;background:none;border:0}.menu-toggle span{display:block;width:30px;height:2px;background:white;margin:6px 0}
.hero{min-height:760px;position:relative;color:white;display:grid;align-items:center;overflow:hidden}.hero-image{
  position:absolute;
  inset:0;
  z-index:0;

  background:
    linear-gradient(
      90deg,
      rgba(5,8,12,.35) 0%,
      rgba(5,8,12,.16) 35%,
      rgba(5,8,12,0) 70%
    ),
    url("assets/hero-rio.webp");

  background-size:cover;
  background-position:center;
}.hero-content{position:relative;width:min(1180px,calc(100% - 40px));margin:0 auto;padding-top:90px}.kicker{margin:0 0 12px;color:var(--cyan);text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:900}h1,h2,h3,p{margin-top:0}h1{max-width:720px;margin-bottom:22px;font-size:clamp(2.7rem,6vw,5.6rem);line-height:.98;letter-spacing:-.065em}.lead{max-width:650px;font-size:clamp(1.08rem,1.8vw,1.38rem);line-height:1.55;color:rgba(255,255,255,.88)}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:999px;font-weight:900;border:0;cursor:pointer}.primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:white;box-shadow:0 14px 34px rgba(0,0,0,.25)}.secondary{color:white;border:1px solid rgba(255,255,255,.42);background:rgba(255,255,255,.08)}.hero-note{position:absolute;right:0;bottom:30px;display:flex;gap:16px;align-items:center;color:rgba(255,255,255,.9);text-transform:uppercase;font-size:.9rem}.hero-note span{width:3px;height:72px;background:var(--cyan)}
.value-band{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;padding:34px clamp(20px,5vw,76px);background:linear-gradient(135deg,#06111c,#0b3a5b);color:white}.value-band article{padding:26px 28px;border-right:1px solid rgba(255,255,255,.18)}.value-band article:last-child{border-right:0}.value-icon{font-size:2.15rem;margin-bottom:15px}.value-band h3{font-size:1rem;text-transform:uppercase;color:white;margin-bottom:13px}.value-band p{color:rgba(255,255,255,.78);line-height:1.55;margin:0}
.section{padding:clamp(66px,8vw,106px) clamp(20px,5vw,76px)}.section-title{margin-bottom:34px}.centered{text-align:center;margin-left:auto;margin-right:auto;max-width:900px}h2{font-size:clamp(2rem,4vw,3.2rem);line-height:1.03;letter-spacing:-.055em;color:var(--blue)}.subtitle{max-width:760px;margin:0 auto;color:var(--muted);line-height:1.6}
.divisions{background:white}.division-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:1320px;margin:0 auto}.division-card{position:relative;overflow:hidden;min-height:430px;border-radius:12px;background:#102030;box-shadow:0 18px 46px rgba(11,58,91,.13)}.division-card img{height:100%;width:100%;object-fit:cover;position:absolute;inset:0}.division-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(0,0,0,.84))}.navegacion::after{background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(7,59,92,.9))}.ambiental::after{background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(30,107,71,.92))}.industria::after{background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(50,59,67,.92))}.agro::after{background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(122,85,20,.92))}.sanitaria::after{background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(10,92,103,.93))}.drenaje::after{background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(20,78,112,.93))}.division-body{position:absolute;z-index:2;left:22px;right:22px;bottom:22px;color:white}.round-icon{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;margin-bottom:18px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.35);font-size:1.8rem}.division-body h3{color:white;font-size:1.45rem;text-transform:uppercase}.division-body ul{margin:0;padding-left:18px;line-height:1.7;color:rgba(255,255,255,.88)}
.services{background:#f9fbfc}.service-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.service-grid article{min-height:190px;padding:26px 18px;text-align:center;border-right:1px solid var(--line)}.service-grid article:last-child{border-right:0}.service-grid span{color:var(--blue2);font-weight:900;display:block;margin-bottom:12px}.service-grid h3{color:var(--blue);font-size:1rem;margin-bottom:10px}.service-grid p{font-size:.93rem;color:var(--muted);line-height:1.45}
.metrics{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;padding:45px clamp(20px,5vw,76px);background:linear-gradient(rgba(5,18,29,.87),rgba(5,18,29,.91)),url("assets/hero-rio.png");background-size:cover;background-position:center;color:white}.metric{min-height:120px;display:grid;align-content:center;text-align:center;padding:0 22px;border-right:1px solid rgba(255,255,255,.25)}.metric:last-child{border-right:0}.metric strong{display:block;font-size:clamp(2rem,4vw,3.2rem);line-height:.95;letter-spacing:-.06em}.metric span{display:block;margin-top:8px;color:rgba(255,255,255,.82);line-height:1.4}
.projects{background:white}.project-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:30px}.project-card{background:#f4f7f9;border:1px solid var(--line);border-radius:9px;overflow:hidden;box-shadow:0 12px 28px rgba(11,58,91,.06)}.project-card img{height:150px;width:100%;object-fit:cover}.project-card h3{font-size:1rem;color:var(--blue);padding:16px 16px 6px;margin:0}.project-card p{padding:0 16px 18px;margin:0;color:var(--muted);font-size:.92rem;line-height:1.45}
.about{display:grid;grid-template-columns:1fr 1.7fr .9fr;gap:26px;align-items:stretch;background:#f9fbfc}.about-text,.director-card,.about-points{background:white;border:1px solid var(--line);border-radius:10px;box-shadow:0 14px 36px rgba(11,58,91,.06)}.about-text{padding:28px}.about-text p{color:var(--muted);line-height:1.58}.director-card{display:grid;grid-template-columns:44% 56%;overflow:hidden;background:var(--blue);color:white}.director-card img{height:100%;width:100%;object-fit:cover}.director-info{padding:28px}.director-info h2{color:white;font-size:2rem}.director-info ul{padding-left:18px;line-height:1.62;color:rgba(255,255,255,.84)}.about-points{padding:24px;display:grid;gap:16px}.about-points article{display:grid;gap:4px;padding-bottom:14px;border-bottom:1px solid var(--line)}.about-points article:last-child{border-bottom:0}.about-points strong{color:var(--blue)}.about-points span{color:var(--muted)}
.news{background:white}.news-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:15px}.news-grid article{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#f9fbfc}.news-grid img{height:120px;width:100%;object-fit:cover}.news-grid h3{font-size:.92rem;line-height:1.25;padding:12px 12px 6px;margin:0;color:var(--ink)}.news-grid a{display:block;padding:0 12px 14px;color:var(--blue2);font-size:.85rem;font-weight:800}
.contact{display:grid;grid-template-columns:1fr 1.3fr .9fr 1fr;gap:28px;align-items:center;padding:46px clamp(20px,5vw,76px);background:linear-gradient(135deg,#07121d,#0b3a5b);color:white}.contact h2{color:white}.contact p{color:rgba(255,255,255,.78);line-height:1.55}.contact-form{display:grid;gap:10px;padding:20px;border-radius:8px;background:rgba(255,255,255,.9)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}input,textarea{width:100%;padding:12px;border:1px solid #d8dfe4;border-radius:5px;font:inherit;color:var(--ink)}textarea{resize:vertical}.contact-data{border-left:1px solid rgba(255,255,255,.22);padding-left:24px}.contact-data strong{color:white}.footer-brand{border-left:1px solid rgba(255,255,255,.22);padding-left:28px}.footer-brand img{width:300px}.socials{display:flex;gap:10px;margin-top:18px}.socials a{display:grid;place-items:center;width:38px;height:38px;border:1px solid rgba(255,255,255,.38);border-radius:50%;font-weight:900}.footer{display:flex;justify-content:space-between;gap:18px;padding:18px clamp(20px,5vw,76px);color:rgba(255,255,255,.7);background:#05080c;font-size:.9rem}.footer a{color:white}
@media(max-width:1180px){.value-band,.metrics{grid-template-columns:repeat(2,1fr)}.division-grid,.project-grid{grid-template-columns:repeat(2,1fr)}.service-grid,.news-grid{grid-template-columns:repeat(3,1fr)}.about,.contact{grid-template-columns:1fr}.contact-data,.footer-brand{border-left:0;padding-left:0}}
@media(max-width:760px){.brand img{width:220px}.menu-toggle{display:block}.menu{display:none;position:fixed;inset:82px 0 auto 0;padding:24px;background:rgba(5,8,12,.98);flex-direction:column;align-items:flex-start}body.menu-open .menu{display:flex}.hero{min-height:690px}.hero-note{position:relative;right:auto;bottom:auto;margin-top:34px}.value-band,.metrics,.division-grid,.project-grid,.service-grid,.news-grid{grid-template-columns:1fr}.service-grid article{border-right:0;border-bottom:1px solid var(--line)}.division-card{min-height:390px}.director-card{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.footer{flex-direction:column}}
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1000;

  display: flex;
  align-items: center;
  gap: 10px;

  padding: 13px 18px;
  border-radius: 999px;

  background: #25d366;
  color: #ffffff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;

  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

.whatsapp-float svg {
  width: 25px;
  height: 25px;
  flex-shrink: 0;
}

.whatsapp-float:hover {
  background: #1ebe5d;
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

@media (max-width: 600px) {
  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 56px;
    height: 56px;
    padding: 0;
    justify-content: center;
  }

  .whatsapp-float span {
    display: none;
  }

  .whatsapp-float svg {
    width: 29px;
    height: 29px;
  }
}