/* ARM Ingeniería · Versión 1.1 · CSS principal */
:root{
  --navy:#062b4f;--navy-2:#0b3f70;--navy-3:#061d33;--gold:#caa45d;--steel:#5f6668;--light:#f4f7fa;--white:#fff;--text:#1c2731;--muted:#66717b;--line:#e4e9ee;--ok:#1f7a60;
  --shadow:0 22px 70px rgba(4,31,57,.14);--shadow-soft:0 12px 35px rgba(6,43,79,.06);--radius:24px;--max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.55;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}.skip-link{position:absolute;left:-999px;top:10px;background:#fff;color:#000;padding:10px 14px;border-radius:10px;z-index:100}.skip-link:focus{left:10px}.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .2s}.topbar.is-scrolled{box-shadow:0 10px 30px rgba(6,43,79,.08)}.nav{max-width:var(--max);margin:auto;display:flex;align-items:center;justify-content:space-between;padding:13px 22px;gap:18px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.08em;color:var(--navy)}.brand img{height:48px;width:48px;object-fit:contain;border-radius:10px}.links{display:flex;gap:20px;align-items:center;font-size:.94rem;color:#243340}.links a:hover{color:var(--navy-2)}.navCta{padding:10px 15px;border-radius:999px;background:var(--navy);color:white!important;font-weight:800}.menuBtn{display:none;border:1px solid var(--line);background:white;border-radius:12px;padding:9px 12px;font-size:1.25rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 18px;border-radius:999px;background:var(--navy);color:white;font-weight:750;border:0;cursor:pointer;box-shadow:0 10px 28px rgba(6,43,79,.18);transition:.2s}.btn:hover{transform:translateY(-1px);background:#041f39}.btn.secondary{background:white;color:var(--navy);border:1px solid #cfd9e3;box-shadow:none}.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 20% 15%,#eaf2f9 0,#fff 35%,#f7f9fb 100%)}.hero:before{content:"";position:absolute;inset:auto -10% -42% -10%;height:70%;background:linear-gradient(135deg,rgba(6,43,79,.08),rgba(202,164,93,.08));transform:skewY(-5deg)}.wrap{max-width:var(--max);margin:auto;padding:82px 22px;position:relative}.heroGrid{display:grid;grid-template-columns:1.08fr .92fr;gap:50px;align-items:center}.badge{display:inline-flex;gap:9px;align-items:center;background:#eef4fa;color:var(--navy);border:1px solid #d7e4ef;border-radius:999px;padding:8px 13px;font-weight:700;font-size:.88rem}h1{font-size:clamp(2.25rem,5vw,5.1rem);line-height:.98;margin:22px 0 18px;color:var(--navy);letter-spacing:-.06em}h2{font-size:clamp(1.8rem,3.5vw,3rem);line-height:1.05;color:var(--navy);margin:8px 0 0;letter-spacing:-.035em}.lead{font-size:1.22rem;color:#43515d;max-width:720px;margin:0 0 28px}.heroActions{display:flex;gap:13px;flex-wrap:wrap;margin-top:28px}.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:32px}.trust div{background:rgba(255,255,255,.8);border:1px solid var(--line);border-radius:18px;padding:14px 16px;font-size:.92rem;color:#4d5963}.trust strong{display:block;color:var(--navy);font-size:1.05rem}.logoCard{background:white;border:1px solid var(--line);border-radius:34px;padding:34px;box-shadow:var(--shadow);position:relative}.logoCard img{width:100%;display:block}.miniPanel{position:absolute;right:18px;bottom:18px;background:var(--navy);color:white;border-radius:20px;padding:15px 17px;box-shadow:0 18px 45px rgba(0,0,0,.18);max-width:260px}.miniPanel span{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:#b8cee2}.section{padding:74px 22px}.section.alt{background:var(--light)}.container{max-width:var(--max);margin:auto}.sectionHead{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:30px}.kicker{color:var(--gold);font-weight:850;letter-spacing:.16em;text-transform:uppercase;font-size:.78rem}.sectionHead p{max-width:560px;color:var(--muted);margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-soft);transition:.18s}.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.icon{width:44px;height:44px;border-radius:14px;background:#edf5fb;display:grid;place-items:center;color:var(--navy);font-weight:900;margin-bottom:14px}.card h3{margin:0 0 8px;color:#0b345c;font-size:1.12rem}.card p{margin:0;color:#60707c;font-size:.96rem}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:30px;padding:30px;box-shadow:var(--shadow)}.panel p{color:#52616d}.list{display:grid;gap:13px;margin-top:18px}.item{display:flex;gap:12px;align-items:flex-start;color:#43515d}.check{flex:0 0 24px;height:24px;border-radius:50%;background:#e8f4ef;color:var(--ok);display:grid;place-items:center;font-weight:900}.notice{background:#fff7e8;border:1px solid #f0dbac;color:#594427;border-radius:22px;padding:20px;margin-top:20px}.mediaCard{margin:0;background:white;border:1px solid var(--line);border-radius:30px;padding:14px;box-shadow:var(--shadow);overflow:hidden}.mediaCard img{display:block;border-radius:22px;width:100%;aspect-ratio:3/2;object-fit:cover}.mediaCard figcaption{color:#66717b;font-size:.92rem;margin:12px 8px 4px}.process{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{background:white;border:1px solid var(--line);border-radius:24px;padding:24px;position:relative}.num{font-size:2rem;font-weight:900;color:#dbe5ef;line-height:1}.step h3{color:var(--navy);margin:10px 0 8px}.step p{color:#5f6d78;margin:0}.contactGrid{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:start}.contactBox{background:linear-gradient(145deg,var(--navy),#0e477a);color:white;border-radius:30px;padding:30px;box-shadow:var(--shadow)}.contactBox h2{color:white;font-size:1.95rem;margin-top:0}.contactBox p{color:#d7e7f5}.contactLine{display:flex;gap:12px;align-items:center;margin:16px 0;color:white}.small{font-size:.92rem}form{display:grid;gap:13px}label{font-weight:750;color:#263746;font-size:.9rem}input,textarea,select{width:100%;padding:13px 14px;border:1px solid #cfdae4;border-radius:14px;font:inherit;background:white;color:#1c2731}textarea{min-height:130px;resize:vertical}input:focus,textarea:focus,select:focus{outline:3px solid rgba(11,63,112,.14);border-color:var(--navy-2)}.formHint{font-size:.88rem;color:var(--muted);margin:0}.whatsapp{position:fixed;right:18px;bottom:18px;z-index:19;background:#1f7a60;color:white;border-radius:999px;padding:13px 16px;font-weight:850;box-shadow:0 15px 40px rgba(31,122,96,.25)}.footer{background:var(--navy-3);color:#c9d7e3;padding:34px 22px}.footer .container{display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap;align-items:center}.footer strong{color:white}.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s 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,.card:hover{transform:none}}@media(max-width:900px){.heroGrid,.split,.contactGrid{grid-template-columns:1fr}.cards{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr 1fr}.trust{grid-template-columns:1fr}.menuBtn{display:block}.links{position:absolute;top:75px;left:18px;right:18px;display:none;flex-direction:column;align-items:stretch;background:white;border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow)}.links.is-open{display:flex}.links a{padding:10px 4px}.navCta{text-align:center}}@media(max-width:620px){.cards,.process{grid-template-columns:1fr}.wrap{padding:56px 18px}.section{padding:56px 18px}.logoCard{padding:18px}.miniPanel{position:static;margin-top:16px}h1{letter-spacing:-.04em}.whatsapp{left:18px;text-align:center}.sectionHead{display:block}.sectionHead p{margin-top:14px}}