.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 14px;
  align-items: end;
}

.filter-grid .button {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.customer-search { position: relative; }
.search-results {
  position: absolute;
  z-index: 20;
  top: calc(100% - 18px);
  left: 0;
  right: 0;
  background: #0b1720;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 18px 40px #0008;
  max-height: 280px;
  overflow: auto;
}

.search-results button,
.search-results span {
  display: block;
  width: 100%;
  padding: 12px 14px;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 0;
  border-bottom: 1px solid var(--line);
}

.search-results button:hover,
.search-results button:focus { background: #142532; }
.compact { min-width: 300px; padding: 14px 0; }
.danger { background: #7d2030 !important; color: #fff !important; }
.credit-positive { color: #29e3bd; font-weight: 700; }
.credit-negative { color: #ff7b8d; font-weight: 700; }
.referral-panel { margin-bottom: 22px; }
.referral-panel .metrics { margin: 18px 0; }
.table-action + .table-action { margin-top: 8px; }

@media (max-width: 980px) {
  .filter-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .filter-grid { grid-template-columns: 1fr; }
  .compact { min-width: 240px; }
}