:root{--primary:#283DFF;--secondary:#74DCF6;--page:#F8FAFF;--surface:#FFFFFF;--text:#0A102C;--muted:#4B5675;--button-text:#fff}
#gallery{background:radial-gradient(ellipse at 72% 25%,color-mix(in srgb,var(--secondary) 18%,transparent),transparent 65%)}