Mobile Lab
MOBILE-012
T12Pull to refresh — resistance, then a spinner earns its keepSource — the canonical mobile pattern (Twitter/X, 2009 — still the standard)Desktop — swapped for a plain, visible refresh control
Lighthouse — 98/100checked 4h ago
Uptime — 100%30-day window
SSL — validrenews automatically

Drag down from the top and release. The pull resists like elastic, not a scroll — that resistance is the whole tell that something will happen.