#departments-section {
  background: var(--bg-panel);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

#departments-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

/* ---- Card ---- */
.dept-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
  user-select: none;
  -webkit-user-select: none;
}

.dept-card.can-afford {
  border-color: #93c5fd;
  box-shadow: 0 0 0 1px rgba(37,99,235,0.08);
}

/* ---- Icon ---- */
.dept-icon {
  font-size: 28px;
  flex-shrink: 0;
  width: 38px;
  text-align: center;
  line-height: 1;
}

/* ---- Info ---- */
.dept-info {
  flex: 1;
  min-width: 0;
}

.dept-name {
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
}

.dept-employees {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.dept-desc {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 1px;
}

.dept-prod {
  font-size: 11px;
  color: var(--green);
  font-weight: 600;
  margin-top: 3px;
}

/* ---- Right side: quantity + buy ---- */
.dept-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
}

.dept-qty {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-muted);
  line-height: 1;
  min-width: 28px;
  text-align: right;
}

.dept-card.can-afford .dept-qty {
  color: var(--accent);
}

.btn-buy {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.15s, transform 0.1s;
  min-width: 84px;
  text-align: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.btn-buy:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-buy:active:not(:disabled),
.btn-buy.holding:not(:disabled) {
  transform: scale(0.94);
  filter: brightness(0.9);
}

.btn-buy:disabled {
  background: #e2e8f0;
  color: #94a3b8;
  cursor: not-allowed;
}

.btn-buy-delta {
  display: block;
  font-size: 10px;
  font-weight: 400;
  opacity: .8;
  margin-top: 1px;
  color: #d1fae5;
}

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 640px) {
  #departments-section { padding: 12px; }

  .dept-card  { padding: 9px 10px; gap: 10px; }
  .dept-icon  { font-size: 24px; width: 32px; }
  .dept-name  { font-size: 13px; }
  .dept-desc  { display: none; } /* Ocultar descripción para ahorrar espacio */
  .dept-qty   { font-size: 18px; }

  .btn-buy {
    font-size: 11px;
    padding: 6px 8px;
    min-width: 72px;
    /* Táctil: área de toque más grande */
    min-height: 36px;
  }
}