[data-theme="spa"] .title { font-size: clamp(1.9rem, 8vw, 2.7rem); }
[data-theme="spa"] .hero-art .sp-play { animation: spa-glow 3s ease-in-out infinite; }
@keyframes spa-glow { 50% { opacity: .6; } }
@media (prefers-reduced-motion: reduce) { [data-theme="spa"] .hero-art * { animation: none !important; } }