:root{
  --navy:#063c5b;--blue:#007eae;--blue2:#14a6cb;--green:#68b83d;
  --text:#263840;--muted:#62747d;--light:#f3f7f8;--white:#fff;
  --shadow:0 16px 45px rgba(3,60,91,.13)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--text);line-height:1.6;background:#fff}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(1180px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid #e7eef1}
.nav-wrap{min-height:82px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;min-width:230px}.brand img{width:118px;height:64px;object-fit:contain}.brand span{display:flex;flex-direction:column;color:var(--navy);line-height:1.08}.brand strong{font-family:Montserrat;font-size:19px}.brand small{font-size:10px;letter-spacing:.08em}
.main-nav{display:flex;align-items:center;justify-content:center;gap:21px;flex:1}.main-nav a{font-size:13px;font-weight:700;text-transform:uppercase}.main-nav a:hover{color:var(--blue)}
.menu-toggle{display:none;background:none;border:0;font-size:26px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:10px;font-weight:700;border:1px solid transparent;transition:.2s}.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--blue);color:#fff}.btn-green{background:var(--green);color:#fff}.btn-outline{border-color:var(--blue);color:var(--navy);background:#fff}.nav-cta{font-size:13px;white-space:nowrap}
.hero{position:relative;min-height:630px;overflow:hidden;background:#eaf4f8}.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.95) 35%,rgba(255,255,255,.2) 64%,rgba(3,60,91,.04) 100%),url("../images/hero-planta.jpg") center/cover no-repeat}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:54% 46%;align-items:center;min-height:630px}.hero-copy{padding:55px 0}.eyebrow,.section-kicker{display:inline-block;text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800;color:var(--green);margin-bottom:12px}
.hero h1{font-family:Montserrat;font-size:clamp(40px,5vw,67px);line-height:1.05;color:var(--navy);margin:0 0 22px;max-width:780px}.hero p{font-size:19px;max-width:690px;margin:0 0 27px;color:#273e48}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.hero-chips{display:flex;gap:11px;flex-wrap:wrap;margin-top:28px}.hero-chips span{font-size:12px;font-weight:700;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.85);border:1px solid #d5e8ee;color:var(--navy)}
.wave{position:absolute;left:-2%;right:-2%;bottom:-65px;height:120px;background:var(--blue);border-radius:50% 50% 0 0/35% 35% 0 0;transform:rotate(-1deg)}
.trust-bar{background:linear-gradient(90deg,var(--navy),var(--blue));color:#fff}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}.trust-grid div{padding:24px 28px;border-right:1px solid rgba(255,255,255,.22)}.trust-grid div:last-child{border-right:0}.trust-grid b,.trust-grid span{display:block}.trust-grid b{font-family:Montserrat;font-size:17px}.trust-grid span{font-size:13px;opacity:.86}
.section{padding:92px 0}.light{background:var(--light)}h2,h3{font-family:Montserrat;color:var(--navy)}h2{font-size:clamp(31px,4vw,47px);line-height:1.13;margin:0 0 22px}p{color:var(--muted)}.center{text-align:center;display:block}.split{display:grid;grid-template-columns:43% 57%;gap:55px;align-items:center}.locations{display:flex;gap:22px;flex-wrap:wrap;font-weight:700;color:var(--navy);margin-top:28px}
.mosaic{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:1fr 1fr;gap:10px}.mosaic img{height:100%;width:100%;object-fit:cover;border-radius:10px}.mosaic .big{grid-row:1/3;min-height:420px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:42px}.cards article,.product-grid div{background:#fff;border:1px solid #dce8ec;border-radius:14px;padding:25px;box-shadow:0 8px 28px rgba(3,60,91,.06)}.icon{font-size:32px;color:var(--blue)}.cards h3,.product-grid h3{margin:10px 0 8px}.cards p,.product-grid p{font-size:14px;margin:0}
.section-heading{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:end}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}.product-grid div{border-left:4px solid var(--green)}
.chemical{background:linear-gradient(125deg,var(--navy),#006f95);color:#fff}.chemical h2,.chemical p{color:#fff}.chemical-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.light-kicker{color:#8ddd62}.chem-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}.chem-list span{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:15px;border-radius:10px;font-weight:700}
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}.project-grid article{background:#fff;border-radius:15px;overflow:hidden;box-shadow:var(--shadow)}.project-grid img{width:100%;height:230px;object-fit:cover}.project-grid article div{padding:24px}.project-grid h3{margin:0 0 8px}.project-grid p{margin:0}
.contact{background:#fff}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.contact-data{display:grid;gap:12px;margin-top:25px;font-weight:700;color:var(--navy)}.contact-form{background:var(--light);padding:30px;border-radius:16px;display:grid;grid-template-columns:1fr 1fr;gap:15px}.contact-form label{display:grid;gap:6px;font-weight:700;font-size:13px}.contact-form label:nth-child(5),.contact-form button,.contact-form small{grid-column:1/-1}.contact-form input,.contact-form textarea{width:100%;border:1px solid #ccdce1;border-radius:9px;padding:12px;font:inherit;background:#fff}.contact-form small{color:var(--muted)}
.whatsapp-float{position:fixed;right:22px;bottom:22px;z-index:90;width:60px;height:60px;border-radius:50%;background:#29bb55;color:#fff;display:grid;place-items:center;font-size:29px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
footer{background:#052f48;color:#fff;padding:55px 0 18px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}.footer-grid a,.footer-grid span{display:block;color:#c8d8df;margin-top:8px}.footer-grid b{font-family:Montserrat}.footer-brand img{width:170px;background:#fff;border-radius:10px;padding:8px}.footer-brand p{color:#c8d8df}.copyright{border-top:1px solid rgba(255,255,255,.15);padding-top:18px;margin-top:35px;color:#a9c0ca;font-size:13px}
@media(max-width:1050px){.nav-cta{display:none}.main-nav{gap:14px}.main-nav a{font-size:11px}.hero-grid{grid-template-columns:64% 36%}.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){
 .site-header{position:relative}.nav-wrap{min-height:72px;flex-wrap:wrap}.brand{min-width:auto}.brand img{width:95px}.brand span{display:none}.menu-toggle{display:block;margin-left:auto}.main-nav{display:none;width:100%;flex-direction:column;align-items:flex-start;padding:15px 0 20px}.main-nav.open{display:flex}
 .hero{min-height:700px}.hero-bg{background:linear-gradient(rgba(255,255,255,.95),rgba(255,255,255,.86)),url("../images/hero-planta.jpg") center/cover}.hero-grid{display:block;min-height:700px}.hero-copy{padding:70px 0 120px}.hero h1{font-size:42px}.hero p{font-size:17px}.trust-grid{grid-template-columns:1fr 1fr}
 .split,.section-heading,.chemical-grid,.contact-grid{grid-template-columns:1fr}.mosaic{margin-top:10px}.cards,.product-grid,.project-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.section{padding:70px 0}
}
@media(max-width:560px){
 .hero h1{font-size:35px}.hero-actions .btn{width:100%}.hero-chips span{font-size:11px}.trust-grid,.cards,.product-grid,.project-grid,.chem-list,.contact-form,.footer-grid{grid-template-columns:1fr}.trust-grid div{border-right:0;border-bottom:1px solid rgba(255,255,255,.15)}.mosaic{grid-template-columns:1fr 1fr}.mosaic .big{grid-column:1/-1;grid-row:auto;min-height:260px}.contact-form label{grid-column:1/-1}.section{padding:58px 0}
}

/* V2 refinements */
.site-header .container{max-width:1260px}
.brand{min-width:250px}
.brand img{width:132px;height:68px}
.brand strong{font-size:20px}
.main-nav{gap:18px}
.main-nav>a,.dropdown-toggle{font-size:12px;font-weight:800;text-transform:uppercase;color:var(--text)}
.dropdown-toggle{background:none;border:0;padding:0;cursor:pointer;font-family:inherit}
.nav-dropdown{position:relative}
.dropdown-menu{
  position:absolute;top:calc(100% + 16px);left:50%;transform:translateX(-50%);
  min-width:235px;background:#fff;border:1px solid #dfe9ed;border-radius:12px;
  box-shadow:var(--shadow);padding:9px;display:none;z-index:120
}
.dropdown-menu a{display:block;padding:10px 12px;border-radius:8px;font-size:12px;font-weight:700;text-transform:none;white-space:nowrap}
.dropdown-menu a:hover{background:var(--light);color:var(--blue)}
.nav-dropdown:hover .dropdown-menu,.nav-dropdown:focus-within .dropdown-menu{display:block}
.hero h1{font-size:clamp(38px,4.5vw,61px);max-width:700px}
.hero-copy{max-width:760px}
.hero-bg{
  background:
    linear-gradient(90deg,rgba(255,255,255,.99) 0%,rgba(255,255,255,.96) 36%,rgba(255,255,255,.33) 63%,rgba(3,60,91,.08) 100%),
    url("../images/hero-planta.jpg") center right/cover no-repeat
}
@media(max-width:1050px){
  .brand{min-width:210px}
  .brand img{width:116px}
  .main-nav{gap:12px}
  .main-nav>a,.dropdown-toggle{font-size:10.5px}
}
@media(max-width:820px){
  .nav-dropdown{width:100%}
  .dropdown-toggle{font-size:11px}
  .dropdown-menu{
    position:static;transform:none;display:block;box-shadow:none;border:0;padding:6px 0 0 14px;background:transparent
  }
  .dropdown-menu a{padding:8px 0}
  .hero h1{font-size:39px}
}
@media(max-width:560px){
  .hero h1{font-size:33px}
}

/* V3 project cards */
.clean-projects article{
  padding:0;
  min-height:330px;
  display:flex;
  flex-direction:column;
}
.clean-projects .project-icon{
  min-height:155px;
  display:grid;
  place-items:center;
  font-size:64px;
  background:linear-gradient(135deg,#eaf6fa,#d8eef5);
  border-bottom:1px solid #d8e7ec;
}
.clean-projects article:nth-child(2) .project-icon{
  background:linear-gradient(135deg,#edf3f7,#dde8ee);
}
.clean-projects article:nth-child(3) .project-icon{
  background:linear-gradient(135deg,#eef8ec,#dff0d9);
}
.clean-projects article > div:last-child{padding:28px}
.clean-projects h3{margin-top:0}
#proyectos{scroll-margin-top:95px}
#contacto{scroll-margin-top:95px}
#quimicos{scroll-margin-top:95px}
#productos{scroll-margin-top:95px}
#servicios{scroll-margin-top:95px}
#nosotros{scroll-margin-top:95px}

/* V4 fixes */
.about-visual{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  box-shadow:var(--shadow);
  min-height:470px;
  background:#eaf4f8;
}
.about-visual img{
  width:100%;
  height:100%;
  min-height:470px;
  object-fit:cover;
}
.about-badge{
  position:absolute;
  left:24px;
  right:24px;
  bottom:24px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);
  border-radius:14px;
  padding:18px 20px;
  box-shadow:0 12px 30px rgba(3,60,91,.18);
}
.about-badge strong,
.about-badge span{display:block}
.about-badge strong{
  font-family:Montserrat;
  color:var(--navy);
  font-size:19px;
}
.about-badge span{
  color:var(--muted);
  margin-top:4px;
  font-size:13px;
}
.coverage-section{
  background:linear-gradient(180deg,#ffffff 0%,#f3f7f8 100%);
}
.coverage-grid{
  display:grid;
  grid-template-columns:42% 58%;
  gap:55px;
  align-items:center;
}
.coverage-map{
  background:#fff;
  border-radius:18px;
  padding:18px;
  box-shadow:var(--shadow);
}
.coverage-map img{
  width:100%;
  height:auto;
  border-radius:12px;
}
.coverage-points{
  display:grid;
  gap:12px;
  margin-top:24px;
  color:var(--navy);
  font-weight:700;
}
#cobertura{scroll-margin-top:95px}
@media(max-width:820px){
  .coverage-grid{grid-template-columns:1fr}
  .about-visual,.about-visual img{min-height:360px}
}
@media(max-width:560px){
  .about-visual,.about-visual img{min-height:280px}
  .about-badge{left:14px;right:14px;bottom:14px}
}

/* V5 definitive fixes for Nosotros section */
.about-visual{
  position:relative !important;
  display:block !important;
  min-height:0 !important;
  height:auto !important;
  border-radius:18px !important;
  overflow:hidden !important;
  background:#edf5f7 !important;
  box-shadow:var(--shadow) !important;
}
.about-visual img{
  display:block !important;
  width:100% !important;
  height:auto !important;
  min-height:0 !important;
  aspect-ratio:14 / 9 !important;
  object-fit:cover !important;
  object-position:center !important;
}
.about-badge{
  display:none !important;
}
#nosotros .split{
  grid-template-columns:43% 57% !important;
  align-items:center !important;
}
#nosotros h2{
  max-width:640px;
}
@media(max-width:820px){
  #nosotros .split{
    grid-template-columns:1fr !important;
  }
  .about-visual img{
    aspect-ratio:16 / 10 !important;
  }
}