:root{
  --bg:#f2fbfd;
  --surface:#ffffff;
  --primary:#1fc4d2;
  --primary-dark:#0f3551;
  --accent:#49d8e3;
  --text:#163246;
  --muted:#5f7887;
  --border:rgba(15,53,81,.12);
  --shadow:0 20px 50px rgba(14,43,67,.12);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Manrope',system-ui,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#edfafd 0%, #ffffff 35%, #eef9fc 100%);
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button,input,textarea{font:inherit}
.hero{
  min-height:100vh;
  padding:24px clamp(20px,4vw,48px) 56px;
  background:
   linear-gradient(135deg, rgba(15,53,81,.88), rgba(31,196,210,.68)),
   url('assets/portada.jpg') center/cover no-repeat;
  color:#fff;
}
.nav{
  max-width:1200px;
  margin:0 auto 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{display:flex;align-items:center;gap:14px}
.brand img{width:58px;height:58px;border-radius:18px;object-fit:cover;border:2px solid rgba(255,255,255,.25)}
.brand strong{display:block;font-size:1.1rem}
.brand small{opacity:.82}
.nav-links{display:flex;gap:24px;flex-wrap:wrap}
.nav-links a{opacity:.92}
.hero-content{
  max-width:1200px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:42px;
  align-items:center;
}
.eyebrow{
  display:inline-block;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(8px);
  font-size:.9rem;
  font-weight:700;
  letter-spacing:.02em;
}
.hero-copy h1{font-size:clamp(2.3rem,6vw,4.7rem);line-height:1.02;margin:18px 0 18px;max-width:11ch}
.hero-copy p{font-size:1.08rem;line-height:1.75;max-width:62ch;color:rgba(255,255,255,.92)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0 26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:16px 22px;border-radius:999px;font-weight:800;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:#fff;color:var(--primary-dark);box-shadow:var(--shadow)}
.btn-secondary{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.25)}
.highlights{display:flex;gap:12px;flex-wrap:wrap;padding:0;margin:0;list-style:none}
.highlights li{padding:12px 16px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.16)}
.hero-card{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  border-radius:32px;
  padding:18px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(6px);
}
.hero-card img{border-radius:24px;aspect-ratio:1/1;object-fit:cover;width:100%}
.section{max-width:1200px;margin:0 auto;padding:88px 20px}
.section-heading{margin-bottom:34px}
.section-heading.centered{text-align:center;max-width:760px;margin-inline:auto;margin-bottom:40px}
.section-heading .eyebrow{background:rgba(31,196,210,.12);border:1px solid rgba(31,196,210,.18);color:var(--primary-dark)}
.section-heading h2{font-size:clamp(1.9rem,4vw,3rem);margin:14px 0 10px;line-height:1.1}
.section-heading p{color:var(--muted);line-height:1.75;margin:0}
.feature-grid,.social-grid,.gallery-grid{display:grid;gap:22px}
.feature-grid{grid-template-columns:repeat(3,1fr)}
.card,.social-card,.contact-form,.info-card,.split-media,.split-copy{
  background:rgba(255,255,255,.86);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.card{padding:28px}
.card h3{margin:0 0 12px;font-size:1.25rem}
.card p{margin:0;color:var(--muted);line-height:1.75}
.split-section{display:grid;grid-template-columns:.95fr 1.05fr;gap:28px;align-items:center}
.split-media{padding:18px}
.split-media img{width:100%;border-radius:20px}
.split-copy{padding:34px}
.split-copy .eyebrow{background:rgba(31,196,210,.12);border:1px solid rgba(31,196,210,.18);color:var(--primary-dark)}
.split-copy h2{font-size:clamp(1.8rem,3vw,2.7rem);margin:16px 0 14px}
.split-copy p{color:var(--muted);line-height:1.8}
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}
.check-list div{padding:16px 18px;border-radius:18px;background:#f4fcfe;border:1px solid rgba(31,196,210,.16);font-weight:700}
.gallery-grid{grid-template-columns:repeat(4,1fr)}
.gallery-item{padding:0;border:0;background:none;cursor:pointer;overflow:hidden;border-radius:22px;box-shadow:var(--shadow)}
.gallery-item img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .35s ease, filter .35s ease}
.gallery-item:hover img{transform:scale(1.06);filter:saturate(1.03)}
.social-grid{grid-template-columns:repeat(3,1fr)}
.social-card{padding:28px;text-align:center;transition:transform .25s ease, box-shadow .25s ease}
.social-card:hover{transform:translateY(-4px)}
.social-icon{width:68px;height:68px;border-radius:50%;display:grid;place-items:center;margin:0 auto 16px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;font-size:1.7rem;font-weight:800}
.social-card h3{margin:0 0 8px}
.social-card p{margin:0;color:var(--muted);line-height:1.7}
.contact-grid{display:grid;grid-template-columns:1fr .95fr;gap:28px;align-items:start}
.contact-cards{display:grid;gap:14px;margin-top:26px}
.info-card{display:flex;flex-direction:column;padding:20px 22px;transition:transform .25s ease}
.info-card:hover{transform:translateY(-2px)}
.info-card strong{font-size:1rem;margin-bottom:6px}
.info-card span{color:var(--muted)}
.contact-form{padding:28px}
.contact-form h3{margin-top:0;margin-bottom:18px;font-size:1.35rem}
.contact-form label{display:block;font-weight:700;margin-bottom:14px}
.contact-form input,.contact-form textarea{
  width:100%;margin-top:8px;border-radius:16px;border:1px solid var(--border);
  padding:14px 16px;background:#fbfeff;color:var(--text);outline:none;
}
.contact-form input:focus,.contact-form textarea:focus{border-color:rgba(31,196,210,.55);box-shadow:0 0 0 3px rgba(31,196,210,.12)}
.btn.full{width:100%;border:0;cursor:pointer}
.form-note{color:var(--muted);line-height:1.7;margin-bottom:0}
.site-footer{padding:28px 20px 42px;text-align:center;color:var(--muted)}
.site-footer a{color:var(--primary-dark);font-weight:800}
.floating-actions{
  position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:12px;z-index:30;
}
.float-btn{
  min-width:145px;padding:14px 18px;border-radius:999px;color:#fff;font-weight:800;
  box-shadow:0 18px 35px rgba(0,0,0,.2);text-align:center
}
.float-btn.whatsapp{background:#25D366}
.float-btn.call{background:var(--primary-dark)}
.lightbox{
  position:fixed;inset:0;background:rgba(7,19,31,.84);display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:20px;opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:50;
}
.lightbox.open{opacity:1;pointer-events:auto}
.lightbox img{max-width:min(960px,100%);max-height:75vh;border-radius:24px;box-shadow:var(--shadow)}
.lightbox p{color:#fff;text-align:center;margin-top:14px;font-weight:600}
.lightbox-close{position:absolute;top:18px;right:18px;width:48px;height:48px;border-radius:50%;border:0;background:#fff;color:#10293f;font-size:2rem;cursor:pointer}
.fade-up{opacity:0;transform:translateY(18px);animation:fadeUp .8s ease forwards}
.delay-1{animation-delay:.12s}.delay-2{animation-delay:.24s}
@keyframes fadeUp{to{opacity:1;transform:none}}
@media (max-width:960px){
  .hero-content,.split-section,.contact-grid,.feature-grid,.social-grid,.gallery-grid{grid-template-columns:1fr 1fr}
  .hero-copy h1{max-width:13ch}
  .check-list{grid-template-columns:1fr}
}
@media (max-width:720px){
  .hero{padding-top:18px}
  .nav{margin-bottom:32px;flex-direction:column;align-items:flex-start}
  .nav-links{gap:14px}
  .hero-content,.split-section,.contact-grid,.feature-grid,.social-grid,.gallery-grid{grid-template-columns:1fr}
  .hero-copy h1{max-width:none}
  .section{padding:72px 20px}
  .floating-actions{right:12px;left:12px;bottom:12px}
  .float-btn{min-width:0}
}