Removing black from hair and toning in light brown / safe wash / Cold light brown

Video from the seminar "Safe removal of dark shades"
Stage 1:
Lightening paste / cream + reconstructing mask (INCA Organetic) + 25 VOl (7.5%)
I put on the darkest areas, exposure time 20 minutes.
I re-apply the mixture on all hair, the exposure time is visually tracked by photo clarification.
I rinse off and perform regenerative care INCA:
1. Shampoo - INCA RESTRUCTURING SHAMPOO - 5 minutes
2. On wet hair RESTRUCTURING SEALING SPRAY - 7 minutes
3. REMEDY MASK mask - 15 minutes
Staining by Demi Permanent Dye C COLOR
2 STAGE:
ROOTS AND LENGTH: 8 + green 💚 + gold 💛 1: 2 10 VOL (3%)
Holding time 30 minutes
STEP 3:
ROOTS: 7 + 33💛 (yellow) + 77💚 (green) + 1: 1 5 VOL (1.5%)
FOR THE MIDDLE: the remainder of the mixture is 1: 2 5 VOL (1.5%)
AT THE END balance 1: 3 5 VOL (1.5%)
The exposure time is 30 minutes.