Brand: 3 premium logo concepts for Mailair (Stripe/Linear quality)

Primary (icon.svg + logo.svg + logo-dark.svg):
  Concept 1 — 'Antenna M'
  - Deep navy gradient background (#1e40af → #1e3a8a)
  - White geometric M letterform: two outer verticals + center chevron
  - Two antenna dots above outer legs (signal transmitters / 'air')
  - 3.5px round stroke, pixel-perfect alignment
  - Reads as M (brand initial) + transmission signal simultaneously

New variant icons (preview only):
  icon-v2.svg — 'Signal Arcs'
  - Origin dot + 3 broadcast arcs fanning right (WiFi rotated 90°)
  - Inner arc full opacity, outer arcs fade (30%–60%) for depth
  - Mathematically precise arc radii (8/12/16px)

  icon-v3.svg — 'Send Mark'
  - Classic notched send polygon (universal messaging symbol)
  - Upper wing full white, lower wing 55% opacity for fold depth
  - Hair-line dark separator between wings

Wordmark: 'Mail' #0f172a + 'air' #2563eb, weight 800, tracking -1

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: 2 people