// Shared styles for all mathematics chapters (compiled to /css/subjects/math.css).
// Chapter-specific rules stay in each chapter's chapter.scss.

// --- Figurative dot pictures (counting, zero/one, tables) ---
.counting-dots {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  vertical-align: middle;
}

.counting-dots__dot {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #0f766e;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

.counting-dots--empty .counting-dots__none {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--muted);
}

.counting-dots--compare {
  max-width: 100px;
}

.counting-dots--pair {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 200px;
}

.counting-dots__pair {
  display: inline-flex;
  gap: 4px;
  padding: 4px 6px;
  border-radius: 6px;
  background: rgba(20, 184, 166, 0.12);
  border: 1px dashed rgba(15, 118, 110, 0.35);
}

.counting-dots--odd {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: 220px;
}

.counting-dots__singleton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 8px;
  border-radius: 6px;
  background: rgba(234, 88, 12, 0.14);
  border: 2px solid rgba(180, 83, 9, 0.45);
}

.counting-dots__singleton .counting-dots__dot {
  background: #c2410c;
}

.counting-pattern-ladder--odd .counting-pattern-step {
  background: rgba(234, 88, 12, 0.06);
}

.counting-number-table td:last-child {
  min-width: 110px;
}

// --- Notation chapter dot chains ---
.notation-dots {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  vertical-align: middle;
}

.notation-dots__dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #0f766e;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
}

.notation-dots--chain {
  max-width: 88px;
  justify-content: center;
}

.notation-dots--decimal .notation-dots__dot {
  width: 14px;
  height: 14px;
}