/* Shared presentation tokens for single-select, menus and disclosure controls. */
:root {
  --ui-control-height: 44px;
  --ui-control-radius: 999px;
  --ui-control-font-size: 14px;
  --ui-control-font-weight: 500;
  --ui-menu-radius: 16px;
  --ui-menu-padding: 6px;
  --ui-menu-item-height: 40px;
  --ui-menu-item-radius: 8px;
  --ui-menu-icon-size: 18px;
  --ui-menu-gap: 10px;
  --ui-menu-shadow: 0 4px 16px rgb(0 0 0 / 8%);
  --ui-caret-mask: url('/icons/figma/bold-arrow-down.svg');
}
.ui-select { display: inline-block; min-width: 0; max-width: 100%; vertical-align: middle; }
.ui-select select[hidden] { display: none !important; }
.entry-form [hidden]:is([data-input-url-field], [data-input-source-url-field], [data-input-text-field]) { display: none; }
.ui-choice-trigger,
.reader-settings-select.ui-choice-trigger,
.search-agent-scope-trigger.ui-choice-trigger {
  box-sizing: border-box;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ui-menu-gap);
  min-width: 0;
  min-height: var(--ui-control-height);
  height: var(--ui-control-height);
  padding: 8px 12px 8px 14px;
  border: 1px solid var(--hairline);
  border-radius: var(--ui-control-radius);
  background: var(--white);
  color: var(--black);
  font-family: var(--sans);
  font-size: var(--ui-control-font-size);
  font-weight: var(--ui-control-font-weight);
  line-height: 20px;
  letter-spacing: 0;
  text-align: left;
  cursor: pointer;
}
.ui-select-trigger { width: 100%; }
.ui-select-value { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-choice-trigger:hover:not(:disabled) { border-color: var(--border-interactive); background: var(--surface-soft); }
.ui-choice-trigger:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; border-color: var(--black); }
.ui-choice-trigger[aria-expanded="true"] { border-color: var(--black); }
.ui-choice-trigger:disabled { opacity: .5; cursor: not-allowed; }
.ui-choice-trigger[aria-invalid="true"] { border-color: #bd3333; }
.ui-caret,
.reader-settings-select-chevron,
.search-agent-scope-caret {
  display: inline-block;
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
  margin: 0;
  border: 0;
  background: currentColor;
  mask: var(--ui-caret-mask) center / contain no-repeat;
  -webkit-mask: var(--ui-caret-mask) center / contain no-repeat;
  transform: none;
  transition: transform 160ms ease;
}
.ui-choice-trigger[aria-expanded="true"] :is(.ui-caret, .reader-settings-select-chevron, .search-agent-scope-caret) { transform: rotate(180deg); }
/* Native controls share the same field geometry until enhancement runs. */
select.select-control { min-height: var(--ui-control-height); border-radius: var(--ui-control-radius); font: var(--ui-control-font-weight) var(--ui-control-font-size)/20px var(--sans); }
.filter-field > .ui-select,
.entry-form label > .ui-select,
.source-filter-group label > .ui-select,
.matter-control > .ui-select { display: block; width: 100%; }
.library-sort > .ui-select { max-width: 200px; }
.settings-field-stack > .ui-select { display: block; width: 100%; }
.settings-field-stack > .ui-time-select { display: block; width: 100%; }
.ui-time-select-trigger { width: 100%; }
.ui-time-display {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
  font-variant-numeric: tabular-nums;
}
.ui-time-part { min-width: 1.5em; text-align: center; }
.ui-time-separator { color: inherit; font-weight: var(--ui-control-font-weight); line-height: 20px; }
.ui-time-select-popup {
  position: fixed;
  z-index: 120;
  margin: 0;
  inset: auto;
  padding: var(--ui-menu-padding);
  overflow: hidden;
}
.ui-time-picker-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 1px minmax(0, 1fr);
  gap: 0;
  min-width: 208px;
  max-height: inherit;
}
.ui-time-picker-divider { background: var(--reader-line, var(--hairline)); margin: 6px 0; }
.ui-time-picker-column {
  display: grid;
  gap: 2px;
  max-height: 240px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
}
.ui-time-picker-column::-webkit-scrollbar { display: none; }
.ui-time-picker-column.is-active { background: color-mix(in srgb, var(--reader-soft, var(--surface-soft)) 42%, transparent); border-radius: 10px; }
.ui-time-picker-option {
  position: relative;
  justify-content: center;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.ui-time-picker-option::after { margin-left: 0; position: absolute; right: 10px; }
@media (max-width: 767px) {
  .ui-time-picker-column { max-height: 264px; }
}
.ui-menu-surface {
  box-sizing: border-box;
  padding: var(--ui-menu-padding);
  gap: 2px;
  border: 1px solid var(--reader-line, var(--hairline));
  border-radius: var(--ui-menu-radius);
  background: var(--reader-surface, var(--white));
  color: var(--reader-text, var(--black));
  box-shadow: var(--ui-menu-shadow);
  font-family: var(--sans);
  font-size: var(--ui-control-font-size);
  font-weight: var(--ui-control-font-weight);
  line-height: 20px;
  letter-spacing: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
}
.ui-menu-surface::-webkit-scrollbar { display: none; }
.ui-select-popup { margin: 0; inset: auto; position: fixed; z-index: 120; display: grid; max-height: 360px; }
.ui-menu-surface .ui-menu-item {
  box-sizing: border-box;
  width: 100%;
  min-height: var(--ui-menu-item-height);
  padding: 8px 10px;
  gap: var(--ui-menu-gap);
  border: 0;
  border-radius: var(--ui-menu-item-radius);
  background: transparent;
  color: inherit;
  font-family: var(--sans);
  font-size: var(--ui-control-font-size);
  font-weight: 400;
  line-height: 20px;
  letter-spacing: 0;
  text-align: left;
  cursor: pointer;
  animation: none;
  white-space: normal;
  overflow-wrap: anywhere;
}
.ui-menu-surface :is(.reader-more-menu-item, .notebook-menu-item, .story-more-menu-item, .quick-reads-feedback-option, .source-toolbar-menu-item, .reader-settings-option, .search-agent-activity-menu-item).ui-menu-item {
  display: flex;
  align-items: center;
}
.ui-menu-surface .search-agent-scope-item.ui-menu-item {
  display: grid;
  grid-template-columns: var(--ui-menu-icon-size) minmax(0, 1fr);
  align-items: start;
}
.ui-menu-surface .search-agent-plus-item.ui-menu-item,
.ui-menu-surface .search-agent-mention-item.ui-menu-item {
  display: grid;
  grid-template-columns: var(--ui-menu-icon-size) minmax(0, 1fr);
  align-items: start;
}
.ui-menu-surface .search-agent-plus-item.ui-menu-item { align-items: center; }
.ui-select-option { display: flex; align-items: center; justify-content: space-between; }
.ui-menu-surface .ui-menu-item:hover:not(:disabled):not([aria-disabled="true"]),
.ui-menu-surface .ui-menu-item:focus-visible,
.ui-menu-surface .ui-menu-item.is-focused,
.ui-menu-surface .ui-menu-item[aria-selected="true"],
.ui-menu-surface .ui-menu-item[aria-checked="true"] { background: var(--reader-soft, var(--surface-soft)); outline: none; }
.ui-menu-surface .ui-menu-item:focus-visible { box-shadow: inset 0 0 0 2px var(--reader-muted, var(--focus-ring)); }
.ui-menu-surface .ui-menu-item:is(:disabled, [aria-disabled="true"]) { color: var(--reader-muted, var(--text-muted)); opacity: .5; cursor: not-allowed; }
.ui-menu-surface .ui-menu-item:is([aria-selected="true"], [aria-checked="true"]) { font-weight: 500; }
.ui-menu-surface :is([role="option"], [role="menuitemradio"])::after {
  content: "";
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  margin-left: auto;
  background: currentColor;
  mask: url('/components/ui/check.svg') center / contain no-repeat;
  -webkit-mask: url('/components/ui/check.svg') center / contain no-repeat;
  visibility: hidden;
}
.ui-menu-surface [role="option"][aria-selected="true"]::after,
.ui-menu-surface [role="menuitemradio"][aria-checked="true"]::after { visibility: visible; }
.ui-menu-surface .ui-menu-item :is(.icon, .menu-item-icon) { width: var(--ui-menu-icon-size); height: var(--ui-menu-icon-size); flex-shrink: 0; color: inherit; }
.ui-menu-surface .ui-menu-item strong { font-size: var(--ui-control-font-size); font-weight: 500; line-height: 20px; }
.ui-menu-surface .ui-menu-item :is(kbd, small, .search-agent-scope-item-copy > span, .search-agent-plus-item-copy > span, .search-agent-mention-item-copy > span) { color: var(--reader-muted, var(--text-muted)); font: 400 12px/18px var(--sans); }
.ui-menu-surface :is(.reader-more-divider, .notebook-menu-divider, .story-more-divider, .search-agent-activity-menu-divider, [role="separator"]) { height: 1px; min-height: 1px; margin: 6px 4px; border: 0; background: var(--reader-line, var(--hairline)); }
.reader-settings-panel { padding: 16px; border-radius: var(--ui-menu-radius); box-shadow: var(--ui-menu-shadow); }
.reader-settings-label { font-size: 14px; font-weight: 500; line-height: 20px; }
.reader-settings-row { gap: 12px; padding: 6px 0; }
.reader-settings-row--theme { padding-bottom: 12px; margin-bottom: 6px; }
.reader-settings-field { flex: 1 1 186px; max-width: 186px; gap: 8px; }
.reader-settings-select.ui-choice-trigger { display: flex; width: 100%; }
.reader-outline-compact summary { display: flex; align-items: center; gap: 6px; list-style: none; font: 400 14px/20px var(--sans); }
.reader-outline-compact summary::-webkit-details-marker { display: none; }
.reader-outline-compact summary .ui-caret { transform: rotate(-90deg); }
.reader-outline-compact[open] summary .ui-caret { transform: rotate(0); }
.reader-outline-compact summary:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; border-radius: 8px; }
.reader-top-chrome { display: contents; }
@media (max-width: 900px) {
  .reader-top-chrome { position: fixed; z-index: 75; inset: 0 0 auto; display: block; height: calc(env(safe-area-inset-top) + 72px); background: var(--reader-surface); border-bottom: 1px solid var(--reader-line); }
  .reader-top-chrome .reader-back-button { position: absolute; }
  .reader-top-chrome .reader-notebook-dock { position: absolute; }
  .reader-prose p { scroll-margin-top: calc(env(safe-area-inset-top) + 88px); }
  .reader-notebook { scroll-margin-top: calc(env(safe-area-inset-top) + 88px); }
}
@media (max-width: 767px) {
  :root { --ui-menu-item-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .ui-caret, .reader-settings-select-chevron, .search-agent-scope-caret { transition: none; }
}
/* Opacity-only entry keeps measured trigger/popup geometry stable. */
.ui-menu-surface, .reader-settings-panel { animation: ui-menu-enter 120ms ease-out both; will-change: auto; }
@keyframes ui-menu-enter { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .ui-menu-surface, .reader-settings-panel { animation: none; }
}

.source-selection-caret .icon { mask: var(--ui-caret-mask) center / contain no-repeat; -webkit-mask: var(--ui-caret-mask) center / contain no-repeat; }

.ui-menu-surface .search-agent-scope-check { display: none; }

/* Calendar and collection-time surfaces share the system's monochrome controls. */
.ui-picker-surface.ui-menu-surface { position: fixed; inset: auto; margin: 0; padding: 16px; border-radius: 16px; z-index: 120; }
.ui-picker-header, .ui-picker-nav, .ui-picker-footer { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.ui-picker-header { margin-bottom: 12px; }
.ui-picker-nav { gap: 2px; }
.ui-picker-surface button { font-family: inherit; cursor: pointer; }
.ui-picker-surface button:disabled { opacity: .3; cursor: not-allowed; }
.ui-picker-surface button:focus-visible, .ui-time-picker-column:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; }
.ui-calendar-title, .ui-picker-icon, .ui-picker-secondary, .ui-calendar-day, .ui-calendar-month { border: 0; background: transparent; color: inherit; }
.ui-calendar-title { padding: 8px 0; font-size: 15px; font-weight: 650; text-align: left; }
.ui-picker-icon { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; font-size: 26px; line-height: 1; }
.ui-picker-surface button:hover:not(:disabled):not([aria-pressed="true"]):not([aria-selected="true"]):not(.ui-picker-primary) { background: var(--surface-soft, #f4f4f4); }
.ui-calendar-grid { display: grid; grid-template-columns: repeat(7,minmax(0,1fr)); gap: 2px; }
.ui-calendar-weekday { display: grid; place-items: center; height: 28px; color: var(--text-muted, #666); font-size: 12px; font-weight: 400; }
.ui-calendar-day { min-width: 0; height: 38px; padding: 0; border-radius: 50%; font-size: 14px; font-weight: 500; font-variant-numeric: tabular-nums; }
.ui-calendar-day.is-outside { color: var(--text-muted, #777); font-weight: 400; }
.ui-calendar-day[aria-current="date"] { box-shadow: inset 0 0 0 1px var(--hairline, #ddd); }
.ui-calendar-day[aria-pressed="true"], .ui-calendar-month[aria-pressed="true"] { color: #fff; background: #000; box-shadow: none; }
.ui-calendar-months { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; padding: 8px 0; }
.ui-calendar-month { min-height: 44px; border-radius: 999px; font-size: 14px; }
.ui-picker-footer { padding-top: 12px; margin-top: 12px; border-top: 1px solid var(--hairline, #e6e6e6); }
.ui-picker-secondary, .ui-picker-primary { min-height: 36px; padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; line-height: 20px; }
.ui-picker-primary { border: 1px solid #000; background: #000; color: #fff; }
.ui-picker-primary:hover { background: #272727; }
.date-range-fields input[data-ui-date-enhanced][hidden] { display: none; }
.date-range-fields .ui-date-trigger { width: 100%; min-width: 0; padding-inline: 12px; font-variant-numeric: tabular-nums; }
.ui-date-value { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-date-icon { flex: 0 0 16px; width: 16px; height: 16px; background: currentColor; mask: url('/components/ui/calendar.svg') center/contain no-repeat; -webkit-mask: url('/components/ui/calendar.svg') center/contain no-repeat; }
.ui-time-picker-header { display: flex; flex-direction: column; align-items: center; gap: 8px; margin-bottom: 16px; }
.ui-picker-column-label { display: block; font-size: 12px; font-weight: 500; line-height: 20px; color: var(--text-muted, #666); }
.ui-time-picker-preview { color: inherit; font-size: 28px; font-weight: 550; line-height: 36px; font-variant-numeric: tabular-nums; letter-spacing: 1px; }
.ui-time-select-popup .ui-time-picker-columns { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; min-width: 0; }
.ui-time-picker-group { min-width: 0; text-align: center; }
.ui-time-picker-group > .ui-picker-column-label { margin-bottom: 8px; }
.ui-time-select-popup .ui-time-picker-column { position: relative; display: flex; flex-direction: column; gap: 4px; height: 204px; max-height: 28dvh; border-radius: 12px; padding: 2px; scroll-padding: 4px; background: transparent; }
.ui-time-select-popup .ui-time-picker-option.ui-menu-item { flex: 0 0 40px; min-height: 40px; border-radius: 999px; display: flex; text-align: center; justify-content: center; padding: 8px 12px; font-size: 16px; }
.ui-time-select-popup .ui-time-picker-option[aria-selected="true"] { background: #000; color: #fff; font-weight: 600; }
.ui-time-select-popup .ui-time-picker-option::after { display: none; }
@media (max-width: 767px) {
  .ui-picker-surface.ui-menu-surface { padding: 12px; }
  .ui-calendar-day { height: 40px; }
  .ui-picker-secondary, .ui-picker-primary { min-height: 44px; }
  .ui-time-select-popup .ui-time-picker-option.ui-menu-item { flex-basis: 44px; min-height: 44px; }
}

.date-range-fields .ui-date-trigger span { color: inherit; }