✓ Two crowns ✓ Same mass, different density ✓ Vertical slider ✓ Slider works ✓ Slider controls crowns — Slider direction correct ✓ Full slider range — Fall animation ✓ Water displacement ✓ Rising water level ✓ Splash effects ✓ Physics correct ✓ Live mass value ✓ Live volume value ✓ Live density value ✓ Live displaced water ✓ Gilded displaces more ✓ Heureka animation ✓ No external deps ✓ Light bg / dark text ✓ Self-contained HTML
Slider direction is inverted (thumb at top = water, labels say "Wasser" at top and "Luft" at bottom), and crowns move rigidly without a fall animation — they translate linearly with no drop/gravity feel.
11,248 output tokens · claude-opus-4-6 · end_turn
Slider direction is inverted (thumb at top = water, labels say "Wasser" at top and "Luft" at bottom), and crowns move rigidly without a fall animation — they translate linearly with no drop/gravity feel.