/* FreeCell: reuses the felt and cards from solitaire.css, with eight columns and four free cells */
.fc-board { grid-template-columns: repeat(8, 1fr); min-width: 320px; --fan: clamp(12px, 3.2vw, 20px); }
.fc-board .sol-zone.freecell { border-style: dashed; }
.fc-board .sol-zone.empty-found::after { content: "A"; position: absolute; inset: 0; display: grid; place-items: center; color: rgba(255, 255, 255, 0.5); font: 700 18px Tahoma, sans-serif; }
.fc-board .sol-card.selected { outline: 2px solid #ffd54a; }