:root{
  --navy:#021523;
  --navy2:#04243a;
  --navy3:#06344e;
  --cyan:#18d8e8;
  --cyan2:#62edf6;
  --light:#f1f7fa;
  --ink:#06223a;
  --muted:#9fb3be;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--navy);color:#fff}
a{color:inherit;text-decoration:none}
img{display:block;width:100%}
.wrap{width:min(1170px,92%);margin:auto}

.site-header{position:sticky;top:0;z-index:50;background:#021523;border-bottom:1px solid rgba(255,255,255,.05)}
.header-inner{height:68px;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:10px;min-width:275px}
.brand-globe{font-size:34px;color:var(--cyan)}
.brand-text strong{display:block;font-size:19px;letter-spacing:.4px}
.brand-text strong span{color:var(--cyan)}
.brand-text small{display:block;font-size:8px;letter-spacing:.75px;color:#b4c7d0}
.main-nav{display:flex;justify-content:center;gap:28px;flex:1}
.main-nav a{font-size:13px;color:#dce8ec;position:relative}
.main-nav a.active,.main-nav a:hover{color:var(--cyan)}
.main-nav a.active:after{content:"";position:absolute;height:2px;left:0;right:0;bottom:-12px;background:var(--cyan)}
.access-btn{background:var(--cyan);color:#001823;border-radius:5px;padding:12px 17px;font-size:12px;text-transform:uppercase;font-weight:800}
.menu-toggle{display:none;margin-left:auto;background:none;border:0;color:white;font-size:26px}

.hero{background:linear-gradient(180deg,#031a2b 0%,#06314a 68%,#031a2b 100%);padding:35px 0 26px}
.hero-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:28px;align-items:center}
.hero-copy h1{font-size:52px;line-height:1.02;letter-spacing:-2px;margin:0 0 18px}
.hero-copy h1 span{color:var(--cyan)}
.hero-copy p{font-size:16px;line-height:1.55;color:#e1eaee;max-width:510px;margin:0}
.hero-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.primary-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--cyan);color:#001823;padding:14px 18px;border-radius:5px;text-transform:uppercase;font-size:12px;font-weight:900}
.secondary-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #c8d8df;padding:13px 18px;border-radius:5px;text-transform:uppercase;font-size:12px;font-weight:700}
.hero-image img{border-radius:8px;min-height:300px;object-fit:cover;box-shadow:0 20px 50px rgba(0,0,0,.22)}
.hero-benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:28px}
.benefit{display:flex;gap:12px;align-items:flex-start}
.benefit-icon{color:var(--cyan);font-size:28px}
.benefit strong{font-size:14px;line-height:1.2;display:block}
.benefit small{display:block;color:#b7c7ce;font-size:11px;line-height:1.35;margin-top:5px}

.services{background:var(--light);color:var(--ink);padding:42px 0 48px}
.section-heading{text-align:center;margin-bottom:25px}
.section-heading h2{font-size:30px;margin:0 0 6px}
.section-heading p{margin:0;color:#526a79;font-size:14px}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-card{border-radius:6px;overflow:hidden;background:#05283e;color:#fff;box-shadow:0 8px 24px rgba(0,30,45,.12)}
.service-image{height:170px;overflow:hidden}
.service-image img{height:100%;object-fit:cover}
.service-info{position:relative;padding:23px 18px 18px}
.round-icon{position:absolute;left:16px;top:-27px;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:#0872c8;border:1px solid rgba(255,255,255,.75);font-size:22px}
.service-info h3{margin:0 0 8px;font-size:18px}
.service-info p{font-size:13px;line-height:1.45;color:#d4dfe4;min-height:43px;margin:0 0 13px}
.service-info a{color:var(--cyan);font-size:13px;font-weight:800}

.how{padding:38px 0;background:linear-gradient(90deg,#052039,#06314c)}
.how-grid{display:grid;grid-template-columns:.82fr 2.18fr;gap:42px}
.how-title h2{font-size:30px;margin:0 0 8px}
.how-title p{margin:0;color:#cfdee4;font-size:14px;line-height:1.5}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step-head{display:flex;align-items:center;gap:6px;margin-bottom:11px}
.step-head span{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#0872c8;font-size:13px;font-weight:800}
.step-head b{font-size:21px;color:var(--cyan)}
.step h3{font-size:14px;margin:0 0 7px}
.step p{font-size:11px;line-height:1.45;color:#c5d4da;margin:0}

.platform{background:#f7fbfc;color:var(--ink);padding:43px 0}
.platform-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:38px;align-items:center}
.platform-copy h2{font-size:31px;line-height:1.08;margin:0 0 14px}
.platform-copy p{color:#4e6573;font-size:14px;line-height:1.55}
.platform-copy ul{list-style:none;padding:0;margin:20px 0 0}
.platform-copy li{margin:10px 0;padding-left:23px;position:relative;font-size:14px}
.platform-copy li:before{content:"✓";position:absolute;left:0;color:#12bad1;font-weight:900}
.platform-shot img{border-radius:8px;box-shadow:0 15px 35px rgba(0,37,58,.16);border:1px solid #c9dce5}

.security{background:#fff;color:var(--ink);padding:22px 0}
.security-grid{display:grid;grid-template-columns:1.05fr 1.95fr;gap:28px;align-items:center}
.security-copy{display:flex;align-items:center;gap:16px}
.shield{font-size:44px;color:#0872c8}
.security-copy h2{margin:0 0 5px;font-size:24px}
.security-copy p{margin:0;color:#536976;font-size:13px;line-height:1.4}
.security-items{display:grid;grid-template-columns:repeat(4,1fr)}
.security-items div{text-align:center;padding:7px 14px;border-left:1px solid #cad9e0}
.security-items b{display:block;color:#0872c8;font-size:24px;margin-bottom:6px}
.security-items small{font-size:11px;color:#3c5665}

.final-cta{position:relative;background:#06304c url("assets/cta-background.jpg") center/cover no-repeat;padding:28px 0;text-align:center}
.cta-overlay{position:absolute;inset:0;background:rgba(2,28,45,.78)}
.cta-inner{position:relative}
.final-cta h2{font-size:28px;margin:0 0 15px}
.final-cta h2 span{color:var(--cyan)}
.primary-btn.big{padding:14px 28px}

footer{background:#021522;padding:18px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
.footer-brand{min-width:260px}
.footer-inner nav{display:flex;gap:18px;flex-wrap:wrap;justify-content:flex-end}
.footer-inner nav a{font-size:11px;color:#c4d2d8}

@media(max-width:900px){
  .header-inner{height:64px}.desktop-access{display:none}.menu-toggle{display:block}
  .main-nav{display:none;position:absolute;top:64px;left:4%;right:4%;background:#05283e;border:1px solid rgba(24,216,232,.22);padding:18px;border-radius:7px;flex-direction:column}
  .main-nav.open{display:flex}.brand{min-width:0}.brand-text strong{font-size:16px}
  .hero-grid{grid-template-columns:1fr}.hero-copy h1{font-size:44px}.hero-image{margin-top:10px}
  .hero-benefits{grid-template-columns:1fr 1fr}
  .service-grid{grid-template-columns:1fr}
  .how-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}
  .platform-grid{grid-template-columns:1fr}
  .security-grid{grid-template-columns:1fr}.security-items div:first-child{border-left:0}
  .footer-inner{flex-direction:column;align-items:flex-start}
}
@media(max-width:560px){
  .hero-copy h1{font-size:36px}.hero-benefits{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .security-items{grid-template-columns:1fr 1fr}
  .footer-inner nav{justify-content:flex-start}
}

/* v3 - imágenes limpias aprobadas */
.service-card:nth-child(1) .service-image img{object-position:center 55%}
.service-card:nth-child(2) .service-image img{object-position:center 45%}
.service-card:nth-child(3) .service-image img{object-position:center 55%}