Quorum

Style: flat light, ice-blue off-white canvas, white cards, wine-red accent.

Layout: global topbar with search over a three-column grid of profile rail, feed, and right-hand promo and footer links.

Components: Start a post composer with Photo, Video and Event buttons, Sort by Top control, reaction counts, Endorse and Repost row, alert badge.

Vibe: corporate, busy, professional networking.