/* Solitaire (Klondike) — 7-column responsive table */

.sol-top,
.sol-tableau {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.45rem;
  width: 100%;
  max-width: 640px;
  user-select: none;
}
.sol-stock-waste { grid-column: span 3; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: inherit; }
.sol-foundations { grid-column: span 4; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: inherit; }
.sol-tableau { align-items: start; min-height: 240px; }

.sol-pile,
.sol-col-empty {
  position: relative;
  width: 100%;
  aspect-ratio: 5 / 7;
  min-height: 52px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-hover);
  background: var(--bg-secondary);
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 2.2cqi, 1rem);
  font-weight: 600;
  padding: 0;
  cursor: pointer;
}
.sol-waste {
  grid-column: span 2;
  aspect-ratio: auto;
  border-color: transparent;
  background: transparent;
  justify-content: flex-start;
}
.sol-waste-fan { display: flex; align-items: center; width: 100%; }
.sol-waste-fan .sol-card { width: 50%; flex-shrink: 0; }
.sol-waste-fan .sol-card:not(:first-child) { margin-left: -26%; }

.sol-col { display: flex; flex-direction: column; position: relative; min-width: 0; }

.sol-card {
  position: relative;
  width: 100%;
  aspect-ratio: 5 / 7;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-xs);
  padding: 0.2rem 0.28rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-weight: 700;
  cursor: pointer;
  transition: transform 90ms var(--ease-out), border-color 110ms var(--ease-out), box-shadow 110ms var(--ease-out);
}
.sol-col .sol-card:not(:first-child) { margin-top: -95%; }
.sol-col .sol-card.is-down + .sol-card { margin-top: -115%; }

.sol-card.is-red { color: #dc2626; }
[data-theme="dark"] .sol-card.is-red { color: #f87171; }

.sol-card.is-down {
  background: repeating-linear-gradient(135deg, var(--brand-subtle) 0 5px, var(--bg-secondary) 5px 10px);
  border-color: var(--brand-border);
  cursor: default;
}
.sol-card.is-sel,
.sol-pile.is-sel {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 2px var(--brand-primary);
}
.sol-card-top { font-size: clamp(0.62rem, 1.9cqi, 0.85rem); line-height: 1; letter-spacing: -0.03em; }
.sol-card-mid { align-self: center; font-size: clamp(0.9rem, 3cqi, 1.45rem); line-height: 1; }

@container (max-width: 420px) {
  .sol-top, .sol-tableau { gap: 0.25rem; }
  .sol-card { padding: 0.14rem 0.18rem; border-radius: 5px; }
  .sol-card-mid { font-size: 0.82rem; }
}