/* Reusable searchable select. Add `combo` to a <select>; JavaScript also
   applies it automatically to ordinary single-select controls. */
.combo-select {
  --combo-border: var(--line-strong, var(--border, #c9d3cf));
  --combo-bg: var(--surface, var(--white, #fff));
  --combo-text: var(--ink, var(--text, #17332e));
  --combo-muted: var(--ink-faint, var(--muted, #6b7d78));
  --combo-primary: var(--primary, var(--green, #1b4b43));
  --combo-primary-soft: var(--primary-soft, #e8f1ed);
  position: relative;
  display: inline-block;
  width: 100%;
  min-width: 0;
  vertical-align: middle;
}

/* Keep the real select in the form for Django submission and validation. */
select.combo[data-combo-ready="true"] {
  position: absolute !important;
  inset: 0 auto auto 0 !important;
  width: 1px !important;
  height: 1px !important;
  min-width: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.combo-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  min-height: 38px;
  padding: 8px 11px;
  border: 1px solid var(--combo-border);
  border-radius: var(--radius-s, 7px);
  background: var(--combo-bg);
  color: var(--combo-text);
  font: inherit;
  font-size: 13.5px;
  line-height: 1.35;
  text-align: left;
  cursor: pointer;
}

.combo-select-trigger::after {
  content: "";
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin: -4px 2px 0 0;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  opacity: .65;
  transform: rotate(45deg);
  transition: transform .15s ease, margin .15s ease;
}

.combo-select.is-open .combo-select-trigger::after {
  margin-top: 4px;
  transform: rotate(225deg);
}

.combo-select-value {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.combo-select-trigger.is-placeholder { color: var(--combo-muted); }
.combo-select-trigger:disabled { cursor: not-allowed; opacity: .62; }
.combo-select-trigger:hover:not(:disabled) { border-color: var(--combo-primary); }
.combo-select-trigger:focus-visible,
.combo-select.is-open .combo-select-trigger {
  border-color: var(--combo-primary);
  outline: 2px solid color-mix(in srgb, var(--combo-primary) 18%, transparent);
  outline-offset: 1px;
}
.combo-select.is-invalid .combo-select-trigger {
  border-color: var(--danger, #b93a3a);
}

.combo-select-panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 120;
  width: max(100%, 250px);
  max-width: min(380px, calc(100vw - 24px));
  padding: 8px;
  border: 1px solid var(--combo-border);
  border-radius: var(--radius-s, 7px);
  background: var(--combo-bg);
  box-shadow: var(--shadow-pop, 0 12px 32px rgba(20, 45, 38, .16));
}

.combo-select-panel[hidden] { display: none !important; }
.combo-select.opens-left .combo-select-panel { right: 0; left: auto; }
.combo-select.opens-up .combo-select-panel {
  top: auto;
  bottom: calc(100% + 6px);
}

.combo-select-search {
  display: block;
  width: 100% !important;
  min-height: 36px;
  margin: 0 0 7px !important;
  padding: 8px 10px !important;
  border: 1px solid var(--combo-border) !important;
  border-radius: calc(var(--radius-s, 7px) - 1px) !important;
  background: var(--combo-bg) !important;
  color: var(--combo-text) !important;
  font: inherit;
  font-size: 13px !important;
  line-height: 1.35;
  outline: 0;
}

.combo-select-search:focus { border-color: var(--combo-primary) !important; }
.combo-select-options {
  display: grid;
  gap: 2px;
  max-height: 240px;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  list-style: none;
}

.combo-select-option,
.combo-select-empty {
  width: 100%;
  padding: 8px 9px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--combo-text);
  font: inherit;
  font-size: 13px;
  line-height: 1.35;
  text-align: left;
}

.combo-select-option { cursor: pointer; }
.combo-select-option:hover,
.combo-select-option.is-active,
.combo-select-option[aria-selected="true"] {
  background: var(--combo-primary-soft);
  color: var(--combo-primary);
}
.combo-select-option:disabled { cursor: not-allowed; opacity: .5; }
.combo-select-option-group {
  display: block;
  margin-bottom: 2px;
  color: var(--combo-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.combo-select-empty { color: var(--combo-muted); cursor: default; }

.combo-select-create {
  display: block;
  width: 100%;
  margin-top: 7px;
  padding: 9px;
  border: 1px solid var(--combo-border);
  border-radius: 6px;
  background: var(--combo-primary-soft);
  color: var(--combo-primary);
  font: inherit;
  cursor: pointer;
}
.combo-select-create[hidden] { display: none !important; }

/* Compact filter bars retain their natural inline sizing. */
.toolbar .combo-select,
.audit-toolbar .combo-select,
.table-filter .combo-select,
.invoice-bulk-control .combo-select {
  width: var(--combo-natural-width, 170px);
  min-width: 120px;
}
.invoice-bulk-control .combo-select { min-width: 150px; }
.select-with-add .combo-select { flex: 1 1 auto; width: auto; }
.item-row > .combo-select,
.formset-row .combo-select { width: 100%; }

@media (max-width: 800px) {
  .table-filter .combo-select,
  .invoice-bulk-control .combo-select { width: 100%; }
}