A luminous spiritual book cover for a Reiki Master Level 3A course. 
At the center, the sacred Reiki master symbol Dai Ko Myo glowing in radiant golden light, appearing as pure energy made of light. 
Behind the symbol, a soft cosmic background with gentle nebula clouds, subtle stars, and a vertical column of divine light descending from the heavens.

Below the symbol, two open hands receiving and radiating healing energy, with soft streams of golden and white light flowing outward.

The atmosphere is peaceful, mystical, and sacred, evoking spiritual awakening, enlightenment, and divine love. 
Subtle sacred geometry patterns softly visible in the background, symbolizing universal harmony and consciousness.

Color palette: gold, white, soft violet, and celestial blue.

Lighting: ethereal glow, radiant aura around the symbol, spiritual illumination.

Style: mystical, elegant, serene, high-detail, soft light, spiritual illustration suitable for a Reiki Master training manual cover.