.core-cta{position:relative;padding:clamp(3rem,7vw,5.5rem) 0;background:radial-gradient(60% 120% at 50% 0%,var(--nb-glow-blue,rgba(0,78,254,0.18)),transparent 60%),radial-gradient(60% 120% at 50% 100%,var(--nb-glow-cyan,rgba(34,211,238,0.16)),transparent 60%),var(--nb-bg-alt,#0c0e1a);border-top:1px solid var(--nb-border,rgba(255,255,255,0.08));border-bottom:1px solid var(--nb-border,rgba(255,255,255,0.08));text-align:center}.core-cta__inner{max-width:640px}.core-cta__title{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:900;letter-spacing:-0.02em;line-height:1.1;color:var(--nb-text,#e9ebf5);margin:0 0 0.8rem}.core-cta__text{color:var(--nb-text-muted,#9aa1bd);font-size:1.05rem;margin:0 0 1.8rem}.core-cta__btn{font-size:1.05rem;padding:0.85rem 2rem}