/* ── Crystal-specific styles ── */

/* Face color toggle */
.face-color-toggle {
  margin: 6px 0 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.face-color-toggle label {
  font-size: 0.74rem;
  color: var(--text-secondary);
  cursor: pointer;
}

/* Lattice system selector */
.lattice-select-row {
  margin-bottom: 10px;
}
.lattice-select-row select {
  width: 100%;
  padding: 6px 10px;
  background: rgba(108,99,255,0.1);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s;
}
.lattice-select-row select:focus {
  border-color: var(--accent-1);
}
.lattice-select-row select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

/* Lattice parameter rows */
.lattice-params {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.lp-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.lp-row label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  width: 18px;
  text-align: right;
  font-style: italic;
}
.lp-row input[type="number"] {
  flex: 1;
  max-width: 80px;
  background: rgba(108,99,255,0.1);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: 5px;
  color: var(--text-primary);
  font-family: 'Fira Code', monospace;
  font-size: 0.72rem;
  padding: 4px 6px;
  text-align: center;
  outline: none;
  transition: border-color 0.15s;
  -moz-appearance: textfield;
}
.lp-row input[type="number"]::-webkit-inner-spin-button,
.lp-row input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.lp-row input[type="number"]:focus {
  border-color: var(--accent-1);
}
.lp-unit {
  font-size: 0.68rem;
  color: var(--text-muted);
  width: 14px;
}

/* Point group */
.pg-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-4);
  margin-bottom: 8px;
  text-align: center;
}

.pg-grid {
  max-height: 220px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.pg-grid::-webkit-scrollbar { width: 4px; }
.pg-grid::-webkit-scrollbar-track { background: transparent; }
.pg-grid::-webkit-scrollbar-thumb { background: rgba(108,99,255,0.3); border-radius: 2px; }

.pg-group-header {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent-3);
  padding: 3px 0 1px 2px;
  border-bottom: 1px solid rgba(108,99,255,0.1);
}

.pg-group-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 3px 0;
}

.pg-btn {
  background: rgba(108,99,255,0.1);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: 4px;
  color: var(--text-secondary);
  font-family: 'Fira Code', monospace;
  font-size: 0.52rem;
  padding: 3px 4px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
  line-height: 1.2;
}
.pg-btn:hover {
  background: rgba(108,99,255,0.25);
  border-color: var(--accent-1);
  transform: scale(1.05);
}
.pg-btn:active {
  transform: scale(0.95);
}

/* Mini-matrix inside pg buttons */
.mini-mat {
  text-align: center;
  line-height: 1.25;
  white-space: nowrap;
}
.mini-mat .mz { color: var(--text-muted); opacity: 0.5; }
.mini-mat .mp { color: #66bb6a; }
.mini-mat .mn { color: #ef5350; }