/* Hoja compartida por las 4 paginas de utilidad: 404, contact, privacy y sitemap.
   Sus bloques <style> eran BYTE A BYTE identicos (6.191 B, mismo md5), asi que
   sacarla fuera no cambia ni una regla ni el orden de la cascada: se verifica
   comparando estilos computados antes y despues. Es el piloto del CSS unico. */
:root{
      --red:#BF0D3E;--blue:#0083C6;--orange:#D97B00;
      --silver:#7A7E7E;--yellow:#C9A000;--green:#007A3D;
      --dark:#0B0C10;--dark2:#12141C;--dark3:#1A1D2B;
      --text:#E2E8F0;--muted:#7A8599;
      --g:rgba(255,255,255,.06);--gb:rgba(255,255,255,.11);
      --radius:14px;--radius-sm:8px;
    }
    *,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--dark);color:var(--text);overflow-x:hidden;line-height:1.7}
    a{text-decoration:none;color:inherit}
    ::-webkit-scrollbar{width:5px}
    ::-webkit-scrollbar-track{background:var(--dark2)}
    ::-webkit-scrollbar-thumb{background:rgba(0,131,198,.45);border-radius:3px}

    #nav{position:fixed;top:0;left:0;right:0;z-index:999;transition:background .35s,border-color .35s;border-bottom:1px solid transparent}
    #nav.stuck{background:rgba(11,12,16,.92);backdrop-filter:blur(18px);border-color:var(--gb);box-shadow:0 4px 30px rgba(0,0,0,.45)}
    .nav-inner{max-width:1140px;margin:auto;display:flex;align-items:center;justify-content:space-between;height:62px;padding:0 20px}
    .logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:800;letter-spacing:-.6px}
    .logo-m{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--blue),#004e99);display:flex;align-items:center;justify-content:center;font-size:.95rem;font-weight:900;color:#fff;box-shadow:0 0 18px rgba(0,131,198,.45)}
    .logo em{color:var(--blue);font-style:normal}
    .nav-links{display:flex;align-items:center;gap:2px}
    .nav-links a{color:rgba(255,255,255,.55);font-size:.825rem;font-weight:600;padding:6px 13px;border-radius:var(--radius-sm);transition:color .2s,background .2s}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:var(--g)}
    .nav-btn{background:linear-gradient(135deg,var(--blue),#005aaa) !important;color:#fff !important;box-shadow:0 0 16px rgba(0,131,198,.35)}
    .nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
    .nav-hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px}

    .page-hero{padding:120px 20px 44px;background:radial-gradient(ellipse 70% 55% at 50% 0%,rgba(0,131,198,.16) 0%,transparent 65%),var(--dark);text-align:center}
    .page-hero h1{font-size:clamp(1.9rem,4.5vw,2.9rem);font-weight:800;letter-spacing:-1px;line-height:1.15}
    .page-hero p{color:var(--muted);margin-top:14px;font-size:1rem;max-width:640px;margin-left:auto;margin-right:auto}
    .crumbs{font-size:.78rem;color:var(--muted);margin-bottom:16px}
    .crumbs a:hover{color:var(--blue)}

    main{max-width:860px;margin:auto;padding:10px 20px 70px}
    .card{background:var(--g);border:1px solid var(--gb);border-radius:var(--radius);padding:26px 28px;margin-bottom:18px}
    .card h2{font-size:1.15rem;font-weight:700;margin-bottom:10px;letter-spacing:-.3px}
    .card h3{font-size:.98rem;font-weight:700;margin:16px 0 6px;color:#fff}
    .card p{color:#C4CCDA;font-size:.94rem}
    .card ul{margin:8px 0 0 18px;color:#C4CCDA;font-size:.94rem}
    .card li{margin-bottom:6px}
    .card a{color:var(--blue)}
    .card a:hover{text-decoration:underline}
    .meta-date{color:var(--muted);font-size:.8rem;margin-bottom:22px;text-align:center}

    .sm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px;margin-top:12px}
    .sm-grid a{background:rgba(255,255,255,.04);border:1px solid var(--gb);border-radius:var(--radius-sm);padding:9px 12px;font-size:.86rem;color:#C4CCDA;transition:background .2s,color .2s,transform .2s}
    .sm-grid a:hover{background:rgba(0,131,198,.14);color:#fff;transform:translateY(-2px)}
    .line-dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:8px;vertical-align:middle}

    footer{background:var(--dark2);border-top:1px solid var(--gb);padding:44px 20px 26px}
    .ft-inner{max-width:1140px;margin:auto}
    .ft-top{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:28px;margin-bottom:30px}
    .ft-brand p{color:var(--muted);font-size:.84rem;margin-top:12px;max-width:280px}
    .ft-col h4{font-size:.82rem;font-weight:700;margin-bottom:12px;text-transform:uppercase;letter-spacing:.6px}
    .ft-col a{display:block;color:var(--muted);font-size:.85rem;margin-bottom:7px;transition:color .2s}
    .ft-col a:hover{color:var(--blue)}
    .ft-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;border-top:1px solid var(--gb);padding-top:18px;color:var(--muted);font-size:.8rem}
    .ft-bottom a:hover{color:var(--blue)}
    .disclaimer{color:rgba(255,255,255,.28);font-size:.73rem;margin-top:14px;line-height:1.5}

    @media(max-width:900px){.ft-top{grid-template-columns:1fr 1fr}}
    @media(max-width:760px){
      .nav-links{display:none}.nav-hamburger{display:flex}
      .card{padding:20px 18px}
    }
  
    /* == LIGHT THEME OVERRIDE == */
    :root{
      --dark:#ffffff;--dark2:#f4f7fb;--dark3:#eaf0f8;
      --text:#1e2a3a;--muted:#5a6a82;
      --g:rgba(0,0,0,.035);--gb:rgba(0,0,0,.09);
      --glass:rgba(0,0,0,.04);--glass-border:rgba(0,0,0,.09);--glass-hover:rgba(0,0,0,.06);
    }
    #nav.stuck{background:rgba(255,255,255,.96)!important;box-shadow:0 2px 20px rgba(0,0,0,.08)!important;border-color:rgba(0,0,0,.09)!important}
    .nav-links a{color:#5a6a82!important}
    .nav-links a:hover,.nav-links a.active{color:#1e2a3a!important;background:#f4f7fb!important}
    .logo{color:#1e2a3a}
    .logo-m{box-shadow:0 2px 10px rgba(0,131,198,.3)}
    .page-hero{background:radial-gradient(ellipse 70% 55% at 50% 0%,rgba(0,131,198,.07) 0%,transparent 65%),#f4f7fb!important}
    .card{background:#fff!important;border-color:rgba(0,0,0,.09)!important;box-shadow:0 2px 14px rgba(0,0,0,.07)}
    .card h3{color:#1e2a3a!important}
    .card p,.card ul{color:#5a6a82!important}
    .sm-grid a{background:#fff!important;border-color:rgba(0,0,0,.09)!important;color:#5a6a82!important;box-shadow:0 2px 8px rgba(0,0,0,.06)}
    .sm-grid a:hover{background:#f4f7fb!important;color:#1e2a3a!important}
    .disclaimer{color:rgba(30,42,58,.55)!important}