:root{
  --bg: #071226;
  --bg2:#0B1B38;
  --card:#0F244A;
  --muted:#A9B7D0;
  --text:#ECF2FF;
  --line: rgba(255,255,255,.10);
  --accent:#3B82F6;
  --accent2:#60A5FA;
  --ok:#22C55E;
  --warn:#F59E0B;
  --danger:#EF4444;
  --radius: 18px;
  --shadow: 0 12px 28px rgba(0,0,0,.35);
  --max: 980px;
}

body.theme-light{
  --bg: #f7f1e6;
  --bg2:#f3eadc;
  --card:#ffffff;
  --muted:#6b7280;
  --text:#0f172a;
  --line: rgba(15,23,42,.12);
  --accent:#2563eb;
  --accent2:#3b82f6;
  --shadow: 0 10px 22px rgba(15,23,42,.10);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: radial-gradient(1200px 500px at 20% -10%, rgba(59,130,246,.25), transparent 70%),
              radial-gradient(900px 450px at 80% 0%, rgba(96,165,250,.18), transparent 65%),
              linear-gradient(180deg, var(--bg), var(--bg2));
  color:var(--text);
}
body.theme-light{
  background: linear-gradient(180deg, var(--bg), var(--bg2));
}

a{color:inherit; text-decoration:none}
a:hover{opacity:.92}

.topbar{
  position:sticky; top:0; z-index:5;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  backdrop-filter: blur(10px);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
}

.brand{display:flex; align-items:center; gap:10px}
.brand-mark{
  width:34px; height:34px; border-radius:12px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(59,130,246,.95), rgba(96,165,250,.70));
  box-shadow: var(--shadow);
  font-weight:900;
  color:#fff;
}
.brand-name{font-size:14px; letter-spacing:.2px}
.brand-name b{font-weight:800}

.topnav{display:flex; gap:10px; align-items:center}
.topnav a{font-size:14px; color: color-mix(in oklab, var(--text) 92%, transparent)}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius: 14px;
  border:1px solid color-mix(in oklab, var(--text) 15%, transparent);
  background: color-mix(in oklab, var(--text) 6%, transparent);
}
.btn-primary{
  border-color: color-mix(in oklab, var(--accent) 55%, transparent);
  background: linear-gradient(135deg, rgba(59,130,246,.95), rgba(96,165,250,.85));
  font-weight:800;
  color:#fff;
}
.btn-ghost{background: color-mix(in oklab, var(--text) 4%, transparent)}
.btn:active{transform: translateY(1px)}

.app{max-width: var(--max); margin: 0 auto; padding: 18px 16px 40px}

.section{
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--card) 62%, transparent);
  box-shadow: var(--shadow);
  padding: 18px;
}

.grid{display:grid; gap:14px}
.grid-2{grid-template-columns: 1fr}
@media(min-width:860px){ .grid-2{grid-template-columns: 1.1fr .9fr} }

.h1{font-size:28px; margin:0 0 8px 0; line-height:1.15}
.p{color: color-mix(in oklab, var(--text) 82%, transparent); margin:0; line-height:1.55}
.kicker{font-size:12px; letter-spacing:.28em; text-transform:uppercase; color: color-mix(in oklab, var(--text) 65%, transparent)}

.cta{margin-top:14px; display:flex; gap:10px; flex-wrap:wrap;}
.cta .btn{flex:1; min-width: 180px}

.notice{
  border:1px solid color-mix(in oklab, var(--text) 14%, transparent);
  background: color-mix(in oklab, var(--text) 6%, transparent);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-top: 14px;
}

.pill{
  padding:10px 12px; border-radius: 999px;
  border:1px solid color-mix(in oklab, var(--text) 12%, transparent);
  background: color-mix(in oklab, var(--text) 5%, transparent);
  font-size:13px;
}

.footer{
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 16px 26px;
  border-top:1px solid var(--line);
  color: color-mix(in oklab, var(--text) 70%, transparent);
  display:flex; gap:10px; justify-content:space-between; flex-wrap:wrap;
}
.footer-links{display:flex; gap:14px; flex-wrap:wrap}

.row{display:flex; gap:10px; flex-wrap:wrap; align-items:center}
.row-right{margin-left:auto; display:flex; gap:10px; flex-wrap:wrap}
.hr{height:1px; background: var(--line); margin:14px 0}

/* Acceso: look más “producto” */
.access-hero{
  display:flex; flex-direction:column; gap:10px;
}
.access-cards{
  display:grid; gap:12px; margin-top:14px;
}
@media(min-width:860px){
  .access-cards{ grid-template-columns: 1fr 1fr; }
}
.access-card{
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--text) 6%, transparent);
  padding: 16px;
}
.access-card h3{margin:0 0 6px 0}
.access-card p{margin:0; color: color-mix(in oklab, var(--text) 78%, transparent)}