Threadline brand colors
Brand periwinkle  #7A82FF  (primary, logo background)
Brand deep        #5B63E6  (hover, links on white)
Indigo            #4F46E5  (product UI accent)
Ink               #0F172A  (text, wordmark on light)
Slate             #64748B  (muted text)
White             #FFFFFF  (wordmark on dark, logo glyph)
Typeface: Inter (Bold 700-800, tracking -0.04em for headings)
