:root{
  --bg:#f6f8fb;
  --text:#172033;
  --muted:#5c667a;
  --card:#ffffff;
  --primary:#123a5d;
  --primary-2:#0c2c48;
  --accent:#f28c28;
  --line:#dfe6ef;
  --shadow:0 18px 50px rgba(13,31,54,.14);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px clamp(18px,4vw,56px);background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;min-width:max-content}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--primary);color:#fff;font-weight:900;font-size:24px}.brand strong{display:block;letter-spacing:.02em}.brand small{display:block;color:var(--muted);font-size:12px;margin-top:-2px}.nav{display:flex;align-items:center;gap:18px;font-weight:700;font-size:14px;color:var(--primary-2)}.nav a{opacity:.9}.nav a:hover{opacity:1;color:var(--accent)}.nav-cta{padding:9px 14px;border-radius:999px;background:var(--accent);color:#fff!important;opacity:1!important}
.hero{position:relative;min-height:86vh;display:flex;align-items:center;overflow:hidden;background:#0e2338}.hero-bg{position:absolute;inset:0;background-image:url('../img/hero-suelo-radiante.jpg');background-size:cover;background-position:center;filter:saturate(.95)}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,20,34,.90),rgba(8,20,34,.58),rgba(8,20,34,.18))}.hero-content{position:relative;width:min(1020px,92vw);margin:0 auto;color:#fff;padding:110px 0 80px}.eyebrow,.section-kicker{text-transform:uppercase;letter-spacing:.15em;font-weight:900;font-size:12px;color:var(--accent)}.hero h1{font-size:clamp(39px,7vw,78px);line-height:1.02;max-width:900px;margin:14px 0 20px;letter-spacing:-.055em}.lead{font-size:clamp(18px,2vw,23px);max-width:700px;color:#eaf0f7;margin:0 0 30px}.hero-actions,.contact-actions{display:flex;flex-wrap:wrap;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 20px;border-radius:999px;font-weight:900;border:2px solid transparent}.btn.primary{background:var(--accent);color:#fff}.btn.secondary{background:#fff;color:var(--primary)}.btn.ghost{background:transparent;border-color:rgba(18,58,93,.22);color:var(--primary)}.btn:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,0,0,.12)}.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px}.trust-row span{padding:8px 13px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18);font-weight:800;font-size:13px;color:#fff}
.section{width:min(1180px,92vw);margin:0 auto;padding:82px 0}.intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:start}.intro h2,.section-heading h2,.split h2,.contact h2{font-size:clamp(30px,4vw,48px);line-height:1.07;letter-spacing:-.04em;margin:8px 0 0}.intro p,.section-heading p,.split p,.contact p{color:var(--muted);font-size:18px}.section-heading{max-width:780px;margin-bottom:30px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 10px 28px rgba(13,31,54,.06)}.card h3{margin:0 0 8px;font-size:22px;color:var(--primary)}.card p{margin:0;color:var(--muted)}.split{display:grid;grid-template-columns:1fr .86fr;gap:42px;align-items:center}.gas-block{background:linear-gradient(135deg,#ffffff,#edf4fb);border-radius:32px;padding:52px;margin-top:30px;box-shadow:var(--shadow)}.checklist{padding:0;margin:24px 0 0;list-style:none;display:grid;gap:10px}.checklist li{position:relative;padding-left:30px;font-weight:700;color:#26344c}.checklist li:before{content:"✓";position:absolute;left:0;top:0;color:var(--accent);font-weight:1000}.photo-card{margin:0;overflow:hidden;border-radius:26px;background:#fff;box-shadow:0 16px 44px rgba(13,31,54,.14)}.photo-card img{width:100%;height:460px;object-fit:cover}.photo-card figcaption,.gallery figcaption{padding:12px 16px;color:var(--muted);font-weight:700;font-size:14px}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.gallery figure{margin:0;background:#fff;border-radius:22px;overflow:hidden;box-shadow:0 12px 34px rgba(13,31,54,.08);border:1px solid var(--line)}.gallery img{height:270px;width:100%;object-fit:cover}.process{padding-top:36px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.steps div{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}.steps span{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--primary);color:#fff;font-weight:1000}.steps h3{margin:15px 0 6px;color:var(--primary)}.steps p{margin:0;color:var(--muted)}.contact{padding-top:40px}.contact-card{background:var(--primary);color:#fff;border-radius:34px;padding:clamp(30px,6vw,62px);box-shadow:var(--shadow);position:relative;overflow:hidden}.contact-card:after{content:"";position:absolute;right:-80px;top:-120px;width:360px;height:360px;border-radius:50%;background:rgba(242,140,40,.24)}.contact-card>*{position:relative}.contact-card p{color:#e4edf7}.contact-card .btn.ghost{border-color:rgba(255,255,255,.36);color:#fff}.small-note{font-size:14px;margin-top:18px}.footer{display:flex;justify-content:space-between;gap:24px;padding:34px clamp(18px,4vw,56px);background:#0d2237;color:#fff}.footer p{margin:4px 0 0;color:#b9c7d8}.footer-links{display:flex;gap:16px;align-items:center;color:#dce8f5;font-weight:700}
@media (max-width:880px){.topbar{align-items:flex-start;flex-direction:column}.nav{width:100%;overflow:auto;padding-bottom:2px}.hero{min-height:760px}.intro,.split{grid-template-columns:1fr}.cards,.gallery,.steps{grid-template-columns:1fr 1fr}.photo-card img{height:360px}}
@media (max-width:560px){.cards,.gallery,.steps{grid-template-columns:1fr}.hero-content{padding-top:70px}.hero h1{font-size:42px}.footer{flex-direction:column}.nav{gap:12px;font-size:13px}.brand small{font-size:11px}.gallery img{height:240px}.section{padding:58px 0}.contact-actions .btn{width:100%}}