/* speed-cards · HD tuning for the shared card kit, all under html.hdc (classic returns with ?hd=0 or the perf guard). */
html.hdc .sc-hand .sc-card.ok { box-shadow: 0 0 0 3px #fde047, 0 0 16px 3px #fde04799, 0 10px 14px -4px #0008; }
html.hdc .sc-hand .sc-card.bad { filter: saturate(.6) brightness(.85); }
html.hdc .sc-hand .sc-card.empty { background: transparent !important; box-shadow: none; }
html.hdc .sc-back { box-shadow: 0 1px 2px #0006; }
html.hdc .sc-pile.glow::after { box-shadow: 0 0 0 3px #fde047, 0 0 16px 3px #fde04788; }