.shadow-card { box-shadow: 8px 8px 16px #babecc, -8px -8px 16px #ffffff; }
.shadow-floating { box-shadow: 12px 12px 24px #babecc, -12px -12px 24px #ffffff, inset 1px 1px 0 rgba(255,255,255,0.8); }
.shadow-pressed { box-shadow: inset 6px 6px 12px #babecc, inset -6px -6px 12px #ffffff; }
.shadow-recessed { box-shadow: inset 4px 4px 8px #babecc, inset -4px -4px 8px #ffffff; }
.led-glow-orange { box-shadow: 0 0 10px 2px rgba(255,71,87,0.6); }
.led-glow-green { box-shadow: 0 0 10px 2px rgba(34,197,94,0.8); }
.btn-physical { font-family: 'JetBrains Mono', monospace; font-weight: 700; text-transform: uppercase; }