:root{--navy:#08284b;--blue:#0b67c9;--cyan:#16a4ff;--green:#0aa865;--ink:#0c2340;--muted:#5e7187;--bg:#f5f9fd;--line:#dbe7f2;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7}
a{color:inherit;text-decoration:none}.top{background:var(--navy);color:#fff;font-size:14px}.wrap{max-width:1180px;margin:auto;padding:0 22px}.top .wrap{display:flex;justify-content:space-between;gap:18px;align-items:center;min-height:42px}.wa{background:#0bb56b;color:#fff!important;padding:8px 15px;border-radius:8px;font-weight:700}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.nav{display:flex;align-items:center;justify-content:space-between;min-height:78px;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--navy);font-size:22px}.brand img{width:48px;height:48px;border-radius:12px}.brand small{display:block;font-size:11px;font-weight:600;color:var(--muted);line-height:1.2}.menu{display:flex;gap:23px;align-items:center;font-size:14px;font-weight:650}.menu a:hover{color:var(--blue)}.menu-toggle{display:none;background:none;border:0;font-size:28px}
.hero{background:linear-gradient(120deg,#f4f9ff,#eaf5ff);padding:72px 0 64px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.eyebrow{color:var(--blue);font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.hero h1{font-size:clamp(38px,5vw,66px);line-height:1.04;margin:12px 0 22px;letter-spacing:-.045em}.hero h1 span{color:var(--blue)}.hero p{font-size:19px;color:#3d5872;max-width:680px}.buttons{display:flex;flex-wrap:wrap;gap:13px;margin:28px 0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:9px;font-weight:800;border:1px solid var(--blue);color:#fff;background:var(--blue);box-shadow:0 8px 25px rgba(11,103,201,.18)}.btn.alt{background:#fff;color:var(--blue);box-shadow:none}.hero-img{width:100%;border-radius:20px;box-shadow:0 20px 60px rgba(5,46,88,.18);border:1px solid #cde0f4}
.trust{background:#edf6ff;border-top:1px solid #dbeafa;border-bottom:1px solid #dbeafa}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.trust-item{padding:24px;border-right:1px solid #d6e6f4}.trust-item:last-child{border-right:0}.trust-item strong{display:block;font-size:17px;color:var(--navy)}.trust-item span{font-size:14px;color:var(--muted)}
section{padding:76px 0}.section-head{text-align:center;max-width:780px;margin:0 auto 40px}.section-head h2{font-size:40px;line-height:1.12;margin:8px 0 14px;letter-spacing:-.03em}.section-head p{color:var(--muted);font-size:17px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{padding:27px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 10px 35px rgba(12,35,64,.05)}.card h3{margin-top:0;font-size:21px}.card p{color:var(--muted);font-size:15px}.icon{width:48px;height:48px;border-radius:12px;background:#eaf5ff;display:grid;place-items:center;color:var(--blue);font-size:23px;margin-bottom:15px}
.alt-section{background:var(--bg)}.two{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.two img{width:100%;border-radius:18px;border:1px solid var(--line);box-shadow:0 14px 45px rgba(8,40,75,.08)}.two h2{font-size:40px;line-height:1.12}.two p{color:var(--muted)}.checklist{padding:0;list-style:none}.checklist li{margin:13px 0;padding-left:30px;position:relative}.checklist li:before{content:"✓";position:absolute;left:0;top:0;color:var(--green);font-weight:900}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{padding:24px;border:1px solid var(--line);border-radius:14px}.num{font-size:30px;font-weight:900;color:var(--blue)}
.keyword-box{background:var(--navy);color:#fff;border-radius:22px;padding:38px}.keyword-box h2{margin-top:0}.pills{display:flex;flex-wrap:wrap;gap:10px}.pill{border:1px solid #38658e;color:#dceeff;padding:7px 12px;border-radius:999px;font-size:13px}
.faq{max-width:900px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:20px 0}.faq summary{font-weight:800;cursor:pointer;font-size:18px}.faq p{color:var(--muted)}
.cta{background:linear-gradient(120deg,var(--navy),#0b579e);color:#fff;text-align:center}.cta p{color:#d7e9fa}.cta .btn{background:#fff;color:var(--navy);border-color:#fff}
footer{background:#061d36;color:#c5d7e8;padding:52px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-title{color:#fff;font-weight:800;margin-bottom:13px}.footer-links{display:grid;gap:8px;font-size:14px}.copy{border-top:1px solid #193a59;margin-top:35px;padding-top:18px;font-size:13px;display:flex;justify-content:space-between;gap:10px}
.article{max-width:900px;margin:auto}.article h1{font-size:46px;line-height:1.1}.article h2{font-size:31px;margin-top:45px}.article h3{font-size:23px;margin-top:30px}.article h4{font-size:19px}.article p,.article li{font-size:17px;color:#4f647a}.code{background:#081f37;color:#dff0ff;border-radius:12px;padding:20px;overflow:auto;font-family:ui-monospace,monospace;font-size:14px}
.local-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.local-card{padding:18px;border:1px solid var(--line);border-radius:13px;background:#fff;font-weight:700}.local-card span{display:block;font-weight:400;color:var(--muted);font-size:13px}
@media(max-width:900px){.nav{position:relative}.menu{display:none;position:absolute;top:100%;left:0;right:0;z-index:100;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 10px 24px rgba(15,35,65,.12);padding:12px 20px;flex-direction:column;align-items:stretch;gap:0}.menu.open{display:flex}.menu a{display:block;padding:14px 4px;border-bottom:1px solid #eef2f7}.menu a:last-child{border-bottom:0}.menu-toggle{display:flex;align-items:center;justify-content:center;width:48px;height:48px;cursor:pointer;position:relative;z-index:101}.hero-grid,.two{grid-template-columns:1fr}.trust-grid,.cards{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.local-grid{grid-template-columns:1fr 1fr}.hero{padding-top:45px}}
@media(max-width:600px){.top .wrap{justify-content:center;text-align:center;flex-wrap:wrap;padding:8px 14px}.nav{min-height:68px}.brand{font-size:18px}.brand img{width:42px;height:42px}.hero h1{font-size:40px}.hero p{font-size:17px}.trust-grid,.cards,.steps,.footer-grid,.local-grid{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid #d6e6f4}.section-head h2,.two h2{font-size:31px}.article h1{font-size:37px}.copy{flex-direction:column;text-align:center}.buttons{flex-direction:column}.btn{width:100%}}

/* V5 SEO/GEO accessibility and mobile improvements */
.breadcrumbs{font-size:13px;color:var(--muted);padding-top:18px}.breadcrumbs a{color:var(--blue);font-weight:700}
.page-hero{background:linear-gradient(120deg,#f4f9ff,#eaf5ff);padding:35px 0 55px}.lead{font-size:20px;color:#3d5872;max-width:860px}
.menu-toggle:focus-visible,.menu a:focus-visible,.btn:focus-visible{outline:3px solid #16a4ff;outline-offset:3px}
@media(max-width:900px){.menu-toggle{display:flex!important}.menu{max-height:calc(100vh - 68px);overflow:auto;-webkit-overflow-scrolling:touch}.menu a{min-height:48px}}

/* GEO 24 ciudades - V5.1 */
.geo-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:26px}
.geo-card{display:block;text-decoration:none;background:#fff;border:1px solid #d8e3ef;border-radius:15px;padding:24px 20px;min-height:96px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.geo-card strong{display:block;color:#072d57;font-size:18px;line-height:1.25;margin-bottom:7px}.geo-card span{display:block;color:#5d7894;font-size:15px;line-height:1.35}
.geo-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(7,45,87,.08);border-color:#b8d1e9}
@media(max-width:1000px){.geo-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:720px){.geo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.geo-card{padding:18px 15px;min-height:88px}.geo-card strong{font-size:16px}.geo-card span{font-size:14px}}
@media(max-width:460px){.geo-grid{grid-template-columns:1fr}.geo-card{min-height:auto}}

/* V5.2 FIX MENU MOVIL */
.menu-toggle{display:none;border:0;background:transparent;cursor:pointer;font-size:30px;line-height:1;padding:10px;color:#072d57;position:relative;z-index:10001;-webkit-tap-highlight-color:transparent}
@media (max-width:900px){
.nav{position:relative}
.menu-toggle{display:flex!important;align-items:center;justify-content:center;min-width:48px;min-height:48px}
.menu{display:none!important;position:absolute!important;top:100%!important;left:0!important;right:0!important;width:100%!important;z-index:10000!important;background:#fff!important;box-shadow:0 12px 28px rgba(7,45,87,.14);border:1px solid #d8e3ef;border-radius:0 0 14px 14px;padding:8px!important;flex-direction:column!important;gap:2px!important}
.menu.open{display:flex!important}
.menu a{display:flex!important;align-items:center!important;width:100%!important;min-height:50px!important;padding:13px 16px!important;border-radius:9px;font-size:16px!important}
.menu a:active,.menu a:hover{background:#f0f6fc}
}

/* V5.3 MENU MOBILE - CSS ONLY, NO JAVASCRIPT DEPENDENCY */
.mobile-menu-checkbox{position:absolute!important;opacity:0!important;width:1px!important;height:1px!important;pointer-events:none!important}
@media(max-width:900px){
  .mobile-menu-checkbox:checked ~ .menu{display:flex!important}
  .mobile-menu-checkbox:checked + .menu-toggle::after{content:"×"}
  .mobile-menu-checkbox:checked + .menu-toggle{font-size:0}
  .mobile-menu-checkbox:checked + .menu-toggle::after{font-size:32px;line-height:1}
  .menu-toggle{touch-action:manipulation!important;user-select:none!important;-webkit-user-select:none!important}
  header{position:relative;z-index:5000}
  .nav{position:relative;z-index:5001}
  .menu-toggle{position:relative!important;z-index:5003!important}
  .menu{z-index:5002!important}
}
@media(min-width:901px){.mobile-menu-checkbox{display:none!important}}


/* V6 MENU MOVIL DEFINITIVO - DETAILS/SUMMARY NATIVO */
.mobile-nav{display:none;position:relative}
.mobile-nav summary{list-style:none;display:none;align-items:center;justify-content:center;width:48px;height:48px;padding:8px;border:0;border-radius:8px;background:transparent;color:#072d57;font-size:30px;line-height:1;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-nav summary::marker{display:none}
.mobile-nav[open] summary{font-size:0}
.mobile-nav[open] summary::after{content:"×";font-size:32px;line-height:1}
.mobile-nav .mobile-menu-panel{position:absolute;top:calc(100% + 1px);right:0;left:auto;width:min(92vw,380px);max-height:calc(100vh - 78px);overflow:auto;background:#fff;border:1px solid #d8e3ef;border-radius:0 0 14px 14px;box-shadow:0 12px 28px rgba(7,45,87,.14);padding:8px;z-index:10000}
.mobile-nav .mobile-menu-panel a{display:flex;align-items:center;width:100%;min-height:50px;padding:13px 16px;border-radius:9px;font-size:16px;font-weight:650;color:var(--ink);text-decoration:none}
.mobile-nav .mobile-menu-panel a:hover,.mobile-nav .mobile-menu-panel a:active{background:#f0f6fc;color:var(--blue)}
@media(max-width:900px){
  .nav>.desktop-menu{display:none!important}
  .mobile-nav{display:block;margin-left:auto}
  .mobile-nav summary{display:flex!important}
  header{z-index:5000}
  .nav{position:relative;z-index:5001}
}
@media(min-width:901px){.mobile-nav{display:none!important}}