html{scroll-behavior:smooth}:root{color-scheme:light}.dark{color-scheme:dark}body{font-family:Inter,sans-serif;background:#f9fafc;transition:background-color .3s ease}.dark body{background:#0b1220}.glass-card{background:#fff9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.8)}.dark .glass-card{background:#0f172a99;border:1px solid rgba(255,255,255,.08)}.orbe-gradient{background:radial-gradient(circle at 20% 30%,#e0e7ff,#d9e2f0)}.dark .orbe-gradient{background:radial-gradient(circle at 20% 30%,#1e1b4b,#0b1220)}.sphere-glow{box-shadow:0 20px 60px -12px #4f567d40}.dark .sphere-glow{box-shadow:0 20px 60px -12px #0000008c}