:root{
  --azul:#10356F;
  --azul-2:#27659F;
  --verde:#489232;
  --gris:#707377;
  --gris-claro:#ACB5B4;
  --blanco:#FFFFFF;
  --fondo:#F4F6F6;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--gris);line-height:1.65;background:var(--blanco);font-size:17px}
img{max-width:100%;display:block}
a{color:var(--azul-2);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{color:var(--azul);line-height:1.2}
h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:800}
h2{font-size:clamp(1.5rem,3.2vw,2.2rem);margin-bottom:.6em;font-weight:700}
h3{font-size:1.15rem;margin-bottom:.4em}
p{margin-bottom:1em}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
section{padding:72px 0}
.alt{background:var(--fondo)}
.centro{text-align:center}
.lead{font-size:1.15rem;max-width:760px}
.centro .lead{margin-left:auto;margin-right:auto}

/* Header */
header{position:sticky;top:0;z-index:50;background:var(--blanco);border-bottom:1px solid #e3e7e7}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px}
.nav img{height:52px;width:auto}
.nav ul{display:flex;gap:30px;list-style:none;align-items:center}
.nav ul a{color:var(--azul);font-weight:600;font-size:.98rem;padding:6px 0;border-bottom:3px solid transparent}
.nav ul a:hover{text-decoration:none;border-color:var(--verde)}
.nav ul a.activo{border-color:var(--verde)}
.menu-btn{display:none;background:none;border:0;font-size:1.8rem;color:var(--azul);cursor:pointer}

/* Botones */
.btn{display:inline-block;background:var(--verde);color:var(--blanco);padding:14px 30px;border-radius:6px;font-weight:700;border:0;cursor:pointer;font-size:1rem;transition:background .2s,transform .2s}
.btn:hover{background:#3a7a28;text-decoration:none;transform:translateY(-1px)}
.btn.sec{background:transparent;border:2px solid var(--blanco)}
.btn.sec:hover{background:var(--blanco);color:var(--azul)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--azul) 0%,var(--azul-2) 100%);color:var(--blanco);padding:100px 0 90px}
.hero h1{color:var(--blanco);margin-bottom:.5em;max-width:780px}
.hero p{color:#e4ecf6;max-width:720px}
.hero .destacado{color:var(--blanco);font-weight:700;font-size:1.2rem;border-left:4px solid var(--verde);padding-left:16px;margin:1.4em 0 2em}
.hero-bot{display:flex;gap:16px;flex-wrap:wrap}
.hero.chico{padding:70px 0 60px}

/* Tarjetas */
.grid{display:grid;gap:24px;margin-top:36px}
.g4{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:var(--blanco);border:1px solid #e3e7e7;border-top:4px solid var(--verde);border-radius:8px;padding:28px;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 10px 28px rgba(16,53,111,.12);transform:translateY(-3px)}
.card p:last-child{margin-bottom:0}
.alt .card{background:var(--blanco)}
.num{display:inline-block;font-size:2rem;font-weight:800;color:var(--verde);margin-bottom:6px}
.icono{width:46px;height:46px;border-radius:50%;background:var(--azul);color:var(--blanco);display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:14px}

/* Franja CTA */
.cta{background:var(--azul);color:var(--blanco);text-align:center}
.cta h2{color:var(--blanco)}
.cta p{color:#dbe6f3;max-width:680px;margin-left:auto;margin-right:auto}
.cta .btn{margin-top:10px}

/* Frase */
.frase{font-size:1.25rem;font-weight:700;color:var(--azul);margin-top:1.4em}
.frase span{color:var(--verde)}

/* Nosotros */
.dos{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.mv{background:var(--blanco);border-radius:8px;padding:34px;border-left:6px solid var(--azul-2)}
.mv.v{border-left-color:var(--verde)}
.pasos{display:grid;gap:18px;margin-top:34px}
.paso{display:grid;grid-template-columns:70px 1fr;gap:18px;background:var(--blanco);border:1px solid #e3e7e7;border-radius:8px;padding:22px}
.paso .num{margin:0;font-size:2.2rem}
.paso p{margin:0}
.sectores{list-style:none;display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.sectores li{background:var(--blanco);border:1px solid var(--gris-claro);color:var(--azul);padding:9px 20px;border-radius:30px;font-weight:600;font-size:.95rem}

/* Contacto */
.contacto-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:start}
form{background:var(--blanco);border:1px solid #e3e7e7;border-top:4px solid var(--verde);border-radius:8px;padding:32px}
label{display:block;font-weight:600;color:var(--azul);margin:14px 0 6px;font-size:.95rem}
input,textarea{width:100%;padding:12px 14px;border:1px solid var(--gris-claro);border-radius:6px;font:inherit;color:#333}
input:focus,textarea:focus{outline:2px solid var(--azul-2);border-color:var(--azul-2)}
textarea{min-height:120px;resize:vertical}
.fila{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.nota{font-size:.88rem;margin-top:14px}
ul.lista{margin:0 0 1em 1.2em}
ul.lista li{margin-bottom:.4em}
.dato{margin-bottom:22px}
.dato strong{display:block;color:var(--azul);font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}
.dato a,.dato span{font-size:1.15rem;font-weight:600}
.caja{background:var(--blanco);border-radius:8px;padding:28px;border:1px solid #e3e7e7}

/* Footer */
footer{background:#0b2750;color:#c3cfdf;padding:48px 0 24px}
.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
footer h4{color:var(--blanco);font-size:1.15rem;margin-bottom:6px}
footer a{color:#c3cfdf}
.foot-links{display:flex;gap:22px;flex-wrap:wrap;align-items:flex-start}
.copy{border-top:1px solid rgba(255,255,255,.15);margin-top:30px;padding-top:18px;font-size:.88rem;text-align:center}

@media(max-width:820px){
  .menu-btn{display:block}
  .nav ul{display:none;position:absolute;top:78px;left:0;right:0;background:var(--blanco);flex-direction:column;gap:0;border-bottom:1px solid #e3e7e7;padding:8px 24px 16px}
  .nav ul.abierto{display:flex}
  .nav ul li{width:100%}
  .nav ul a{display:block;padding:12px 0;border-bottom:1px solid #eef1f1}
  .dos,.contacto-grid,.fila{grid-template-columns:1fr}
  .paso{grid-template-columns:1fr}
  section{padding:54px 0}
  .hero{padding:70px 0 60px}
}