/* =============================================================
   CUSTOM SELECT DROPDOWN (replaces native browser popup)
   ============================================================= */
@keyframes csDropDown {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cs-wrapper  { position: relative; width: 100%; }
.cs-trigger  {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 10px 13px;
  border: 1.5px solid var(--border); border-radius: 7px;
  background: #fff; cursor: pointer; font-size: .875rem;
  font-family: var(--font); color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  user-select: none;
}
.cs-trigger:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(30,58,123,.08); }
.cs-open .cs-trigger { border-color: var(--blue); border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.cs-trigger-text { flex: 1; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; color: var(--text-3); }
.cs-trigger-text:not(:empty) { color: var(--text); }
.cs-arrow      { flex-shrink: 0; margin-left: 8px; color: var(--text-3); transition: transform var(--transition); display: flex; }
.cs-open .cs-arrow { transform: rotate(180deg); color: var(--blue); }

.cs-dropdown {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 500;
  background: #fff; border: 1.5px solid var(--blue);
  border-top: none; border-radius: 0 0 7px 7px;
  box-shadow: 0 8px 24px rgba(30,58,123,.12);
  overflow-y: auto; max-height: 240px; display: none;
}
.cs-open .cs-dropdown { display: block; animation: csDropDown .15s ease; }

.cs-option { padding: 10px 14px; font-size: .875rem; color: var(--text); cursor: pointer; transition: background var(--transition); font-family: var(--font); }
.cs-option:first-child { color: var(--text-3); font-size: .82rem; }
.cs-option:hover      { background: var(--light); color: var(--blue); }
.cs-option.cs-selected { background: rgba(30,58,123,.06); color: var(--blue); font-weight: 700; }
.cs-option.cs-disabled { color: var(--text-3); cursor: default; pointer-events: none; }

/* Filter bar compact variant */
.filter-group .cs-trigger { padding: 7px 10px; font-size: .82rem; border-radius: 6px; }
.filter-group .cs-dropdown { font-size: .82rem; }
.filter-group .cs-option   { padding: 8px 12px; font-size: .82rem; }