:root{
  --brand-1:#0e2a47;   /* primario (blu petrolio) */
  --brand-2:#18a0fb;   /* accento (azzurro) */
  --brand-3:#0dcaf0;   /* info/cyan */
  --gray-900:#0b1320; 
}

html{scroll-behavior:smooth}
body{font-feature-settings:"ss01" on,"liga" on}

.bg-gradient-hero{
  background: radial-gradient(1200px 600px at 10% 10%, rgba(24,160,251,.2), transparent),
              linear-gradient(180deg, var(--brand-1), #081626);
}

.icon-round{
  width:3rem;height:3rem;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:1.25rem;
}

.feature i{display:block}

.cookie-banner{
  position:fixed;left:0;right:0;bottom:0;
  background:#fff;padding:.85rem 0;z-index:1050;display:none;
  border-top:1px solid rgba(0,0,0,.08);
}

/* Accessibilità: focus visibile */
:focus-visible{outline:3px solid var(--brand-2);outline-offset:2px}

/* Responsive utili */
@media (min-width:992px){
  header .display-5{font-size:3rem}
}