.dd { position: relative; }

.dd.is-open,
:where(.pad-view, .auth-wrap) :has(.dd.is-open) {
  position: relative;
  z-index: 50;
}

.dd-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-width: 0;
  height: 48px;
  padding-block: 0;
  padding-inline: 14px 16px;
  background: var(--surface-tint), var(--surface-base, transparent);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--text-hi);
  font-size: 15px;
  text-align: start;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.dd-trigger:focus-visible, .dd.is-open .dd-trigger {
  outline: none;
  border-color: var(--purple-glow);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--purple-glow) 18%, transparent);
}
.dd-trigger:disabled { opacity: 0.45; cursor: default; }
.dd-value {
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dd-chevron {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: -4px;
  border-right: 1.5px solid var(--text-low);
  border-bottom: 1.5px solid var(--text-low);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease), margin var(--dur) var(--ease);
}
.dd.is-open .dd-chevron { transform: rotate(-135deg); margin-top: 4px; }

.dd-sm .dd-trigger { height: 38px; font-size: 13px; padding-inline: 12px 14px; }

.dd-list {
  position: absolute;
  z-index: 50;
  top: calc(100% + 6px);
  inset-inline: 0;
  margin: 0;
  padding: 6px;
  list-style: none;
  max-height: min(340px, 60vh);
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--ua-sheet-background);
  border: 1px solid var(--ua-sheet-border);
  border-radius: var(--r-md);
  box-shadow: var(--ua-sheet-shadow);
}
.dd-list[hidden] { display: none; }
.dd-list:focus { outline: none; }
.dd-sm .dd-list { inset-inline: auto 0; min-width: max(100%, 190px); }

html[data-glass="on"] .dd-list {
  -webkit-backdrop-filter: var(--ua-sheet-filter);
  backdrop-filter: var(--ua-sheet-filter);
}

.dd-option {
  display: flex;
  align-items: center;
  gap: 11px;
  min-height: 44px;
  padding: 9px 12px;
  border-radius: var(--r-sm);
  color: var(--text-mid);
  font-size: 15px;
  line-height: 1.3;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}
.dd-sm .dd-option { font-size: 14px; }
.dd-option[aria-selected="true"] { color: var(--text-hi); }
.dd-option.is-active {
  background: color-mix(in srgb, var(--purple-glow) 14%, transparent);
}
@media (hover: hover) and (pointer: fine) { .dd-option:hover { background: color-mix(in srgb, var(--purple-glow) 14%, transparent); } }
.dd-label { flex: 1 1 auto; min-width: 0; overflow-wrap: anywhere; }

.dd-mark {
  flex: 0 0 auto;
  position: relative;
  width: 18px;
  height: 18px;
}
.dd-mark::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--purple-bright);
  border-bottom: 2px solid var(--purple-bright);
  transform: rotate(45deg);
  opacity: 0;
}
.dd-option[aria-selected="true"] .dd-mark::after { opacity: 1; }
.dd-multi .dd-mark {
  box-sizing: border-box;
  border: 1.5px solid var(--text-low);
  border-radius: 5px;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.dd-multi .dd-mark::after { left: 4.5px; top: 1px; border-color: var(--bg-deep); }
.dd-multi .dd-option[aria-selected="true"] .dd-mark {
  background: var(--purple-bright);
  border-color: var(--purple-bright);
}
.dd-multi .dd-option[aria-selected="true"] .mc-tile-ico { color: var(--purple-bright); }

#chart-form:has(.dd.is-open) { overflow: visible; }