YouTube: Link
Slides: https://www.electrontube.co/the-slides/8-design-flow-slides
Slide 33 - Standard Cells
Slide 35 - Physical Design
Slide 36 - FPGA Design Flow
ASIC Design Flow: https://www.einfochips.com/blog/asic-design-flow-in-vlsi-engineering-services-a-quick-guide/ - for quick overview