/* ============================================
   CUSTOM SELECT DROPDOWN COMPONENT
   Reference: /en/whats-new/index.html
   ============================================ */

:root {
  /* Colors */
  --cs-bg-color: #F3F3F3;
  --cs-text-color: #555;
  --cs-primary-color: #622bcc;  /* Purple brand */
  --cs-filter-label-color: #007eac;

  /* Arrow */
  --cs-arrow-size: 16px;
  --cs-arrow-image: url('/filemanager/template/common/images/icon_dropdown_arrow.svg');

  /* Spacing */
  --cs-padding: 10px 15px;
  --cs-border-radius: 8px;
  --cs-max-height: 200px;
  --cs-filter-gap: 30px;
  --cs-filter-margin-bottom: 30px;

  /* Mobile */
  --cs-mobile-font-size: 0.72em;
  --cs-mobile-height: 40px;
  --cs-mobile-width: 150px;
  --cs-mobile-pagination-width: 220px;  /* Width for "records/page" text on mobile (incl. Chinese) */
}

/* Base Custom Select */
.custom-select {
  position: relative;
  min-width: 260px;
  cursor: pointer;
  user-select: none;
}

/* Year Filter - Fixed Width (150px) */
.custom-select.year-filter,
.custom-select#yearFilter,
.custom-select#specialYearFilter,
.custom-select#pressYearFilter,
.custom-select#lettersYearFilter {
  min-width: 150px;
  width: 150px;
}

.custom-select select {
  display: none; /* Hide native select */
}

/* Selected Item Display */
.custom-select .select-selected,
#content .custom-select .select-selected {
  background-color: var(--cs-bg-color) !important;
  color: var(--cs-text-color) !important;
  padding: 10px 30px 10px 15px !important;  /* 30px right padding creates gap for arrow */
  font-size: 1em;
  cursor: pointer;
  border-radius: var(--cs-border-radius);
  position: relative;
  display: flex;
  align-items: center;
  min-height: 44px; /* Touch-friendly */
  border: none !important;
}

/* Custom Arrow (SVG) */
.custom-select .select-selected:after,
#content .custom-select .select-selected:after {
  content: "";
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  width: var(--cs-arrow-size);
  height: 10px;
  background-image: var(--cs-arrow-image);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.3s ease;
  /* Override old border-based arrows */
  border: none !important;
  left: auto !important;
}

.custom-select .select-selected.select-arrow-active:after,
#content .custom-select .select-selected.select-arrow-active:after {
  transform: translateY(-50%) rotate(-180deg);
  top: 50% !important;
}

/* Dropdown Items Container */
.custom-select .select-items,
#content .custom-select .select-items {
  position: absolute;
  background-color: var(--cs-bg-color) !important;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 99;
  max-height: var(--cs-max-height);
  overflow-y: auto;
  border-radius: 0 0 var(--cs-border-radius) var(--cs-border-radius);
  border: none !important;
}

.custom-select .select-items div,
#content .custom-select .select-items div {
  padding: var(--cs-padding) !important;
  cursor: pointer;
  transition: background-color 0.2s;
  border: none !important;
  border-bottom: none !important;
}

/* States */
.custom-select .select-items div:hover,
.custom-select .same-as-selected,
#content .custom-select .select-items div:hover,
#content .custom-select .same-as-selected {
  background-color: var(--cs-primary-color) !important;
  color: #fff !important;
}

.custom-select .select-hide {
  display: none;
}

/* ============================================
   PAGINATION SELECT VARIANT
   ============================================ */

.pagination-select {
  position: relative;
  width: 100px;
  min-width: 100px;
  cursor: pointer;
}

.pagination-select .pagination-selected,
#content .pagination-select .pagination-selected {
  background-color: transparent !important;
  color: #333 !important;
  padding: 10px 30px 10px 15px;  /* 30px right padding creates gap for arrow */
  font-size: 1em;
  cursor: pointer;
  border: none !important;
  position: relative;
  display: flex;
  align-items: center;
  text-align: center;
  justify-content: center;
}

/* Same arrow as main filters */
.pagination-select .pagination-selected:after,
#content .pagination-select .pagination-selected:after {
  content: "";
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  width: var(--cs-arrow-size);
  height: 10px;
  background-image: var(--cs-arrow-image);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.3s ease;
  /* Override old border-based arrows */
  border: none !important;
  left: auto !important;
}

.pagination-select.pagination-open .pagination-selected:after,
#content .pagination-select.pagination-open .pagination-selected:after {
  transform: translateY(-50%) rotate(-180deg);
  top: 50% !important;
}

.pagination-select .pagination-items,
#content .pagination-select .pagination-items {
  position: absolute;
  background-color: var(--cs-bg-color) !important;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 99;
  max-height: var(--cs-max-height);
  overflow-y: auto;
  border-radius: 0 0 var(--cs-border-radius) var(--cs-border-radius);
  border: none !important;
}

.pagination-select .pagination-items div,
#content .pagination-select .pagination-items div {
  padding: var(--cs-padding);
  cursor: pointer;
  border: none !important;
  text-align: center;
}

.pagination-select .pagination-items div:hover,
.pagination-select .pagination-selected-item,
#content .pagination-select .pagination-items div:hover,
#content .pagination-select .pagination-selected-item {
  background-color: var(--cs-primary-color) !important;
  color: #fff !important;
}

.pagination-select .pagination-hide {
  display: none;
}

/* ============================================
   FILTER LAYOUT CONTAINER
   Wrapper styles for filter control groups
   ============================================ */

/* Filter container - flexbox layout */
.filterControls {
  display: flex;
  justify-content: space-between;
  gap: var(--cs-filter-gap);
  align-items: end;
  margin-bottom: var(--cs-filter-margin-bottom);
}

/* Filter dropdown wrapper */
.filter-dropdown,
.results-per-page,
.pagination-results-per-page {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Filter label styling */
.filter-dropdown label,
.results-per-page label,
.pagination-results-per-page label {
  font-weight: 600;
  color: var(--cs-filter-label-color);
  font-size: 0.9em;
}

/* ============================================
   FILTER ALIGNMENT VARIANTS
   Support different layout patterns across pages
   ============================================ */

/* Left align - all filters on left side */
.filterControls.align-left {
  justify-content: flex-start;
}

/* Right align - all filters on right side */
.filterControls.align-right {
  justify-content: flex-end;
}

/* ============================================
   PAGINATION WRAPPER
   Container for pagination controls and results per page
   ============================================ */

.pagination-wrapper {
  display: flex;
  gap: 30px;
  align-items: center;
  margin-bottom: 30px;
}

/* Pagination wrapper align right - for "records/page" filter */
.pagination-wrapper.align-right {
  justify-content: flex-end;
}

/* Center align - filters centered */
.filterControls.align-center {
  justify-content: center;
}

/* Split align - left group + right group (space-between) */
.filterControls.align-split {
  justify-content: space-between;
}

/* Wrap align - filters wrap naturally, left-aligned */
.filterControls.align-wrap {
  justify-content: flex-start;
  flex-wrap: wrap;
}

/* Filter group container - for split layouts */
.filter-group-container {
  display: flex;
  gap: var(--cs-filter-gap);
  flex-wrap: wrap;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
  .custom-select {
    width: var(--cs-mobile-width);
    min-width: var(--cs-mobile-width);
  }

  .custom-select .select-selected {
    padding: 0 15px;
    font-size: var(--cs-mobile-font-size);
    height: var(--cs-mobile-height);
    min-height: var(--cs-mobile-height);
  }

  /* ============================================
     MOBILE PAGINATION SELECT - MATCH DESKTOP EXACTLY
     ============================================ */

  /* Override the shared CSS width: 100% rule for pagination-select */
  .pagination-select,
  .pagination-wrapper .pagination-select,
  .results-per-page .pagination-select,
  .pagination-wrapper .results-per-page .pagination-select {
    width: 100px !important;
    min-width: 100px !important;
    max-width: 100px !important;
    flex-shrink: 0 !important;
    flex-grow: 0 !important;
  }

  .pagination-select .pagination-selected {
    padding: 0 15px;
    font-size: 16px !important;  /* Match desktop computed size */
    height: var(--cs-mobile-height);
    min-height: var(--cs-mobile-height);
    white-space: nowrap;  /* Prevent text from breaking to multiple lines */
    line-height: var(--cs-mobile-height) !important;  /* Match height for vertical centering */
    display: flex;
    align-items: center;  /* Vertically center text */
  }

  /* Mobile dropdown items - match select width */
  .pagination-select .pagination-items,
  #content .pagination-select .pagination-items {
    width: 100px !important;  /* Match select width */
    left: 0 !important;  /* Align with select */
  }

  /* Mobile dropdown items font size */
  .pagination-select .pagination-items div,
  .pagination-select .pagination-selected-item {
    font-size: 16px !important;  /* Match desktop computed size */
    padding: var(--cs-padding) !important;
    line-height: normal !important;
  }

  /* Filter container - mobile responsive */
  .filterControls {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  /* On mobile, all alignments become wrap-left for better UX */
  .filterControls.align-left,
  .filterControls.align-right,
  .filterControls.align-center,
  .filterControls.align-split {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .filter-group-container {
    flex-direction: column;
    gap: 15px;
  }

  /* ============================================
     MOBILE FILTER LAYOUT VARIANTS
     For pages that want horizontal filters on mobile
     ============================================ */

  /* Horizontal filters - for 2 filters (side-by-side, 1 row) */
  .filter-group-container.filters-horizontal {
    flex-direction: row !important;
    flex-wrap: wrap !important;
    gap: 16px !important;
    width: 100% !important;
  }

  /* 2x2 Grid - for 3-4 filters (2 per row, wraps to next row) */
  .filter-group-container.filters-2x2 {
    flex-direction: row !important;
    flex-wrap: wrap !important;
    gap: 16px !important;
    width: 100% !important;
  }

  /* Filters take 50% width (2 per row) for both variants */
  .filter-group-container.filters-horizontal .filter-dropdown,
  .filter-group-container.filters-2x2 .filter-dropdown {
    flex: 0 0 calc(50% - 8px) !important;
    max-width: calc(50% - 8px) !important;
    width: calc(50% - 8px) !important;
    box-sizing: border-box !important;
  }

  /* Override default 150px min-width for filters in horizontal layout */
  .filter-group-container.filters-horizontal .filter-dropdown .custom-select,
  .filter-group-container.filters-2x2 .filter-dropdown .custom-select {
    min-width: auto !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  /* ============================================
     MOBILE FILTER WIDTH VARIANTS
     For responsive filter widths based on content length
     ============================================ */

  /* Auto-width filters - for short text (e.g., Year filters) */
  .filter-dropdown.filter-auto .custom-select {
    font-size: 11.56px !important;
    min-width: 120px;
    width: auto;
    max-width: calc(50% - 8px);
  }

  /* Compact filters - for long text with smaller font and wrapping */
  .filter-dropdown.filter-compact .custom-select {
    min-width: auto !important;
    max-width: calc(50% - 8px);
    width: 100%;
  }

  .filter-dropdown.filter-compact .custom-select .select-selected {
    font-size: 11.56px !important;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.3;
    padding: 8px 30px 8px 15px;
    height: 40px;
    min-height: 40px;
  }

  .filter-dropdown.filter-compact .custom-select .select-items div {
    font-size: 11.56px;
    white-space: normal;
    word-wrap: break-word;
    padding: 8px 15px;
    line-height: 1.3;
  }

  /* Pagination wrapper - stack vertically on mobile */
  .pagination-wrapper {
    flex-direction: column;
    gap: 15px;
  }

  .pagination-wrapper .results-per-page,
  .pagination-wrapper .pagination-results-per-page {
    position: static;
    transform: none;
    width: auto !important;  /* Override width: 100% - let it fit content */
    text-align: center;
    order: 1;
    display: inline-block;  /* Shrink to fit the select */
  }

  .pagination-wrapper .results-per-page .pagination-select,
  .pagination-wrapper .results-per-page .pagination-select,
  .pagination-wrapper .pagination-results-per-page .pagination-select {
    margin: 0 auto;
    display: inline-block;
  }

  .pagination-wrapper .pagingWrap {
    width: 100%;
    order: 2;
    text-align: center;
  }

  /* Make pagination smaller on mobile */
  .pagination-wrapper .pagingWrap a {
    width: 35px !important;
    height: 35px !important;
    line-height: 35px !important;
    font-size: 0.85em !important;
  }

  /* Fix arrow positioning for smaller buttons */
  .pagination-wrapper .pagingWrap a.jp-previous:before {
    top: 11px !important;
    left: 12px !important;
  }

  .pagination-wrapper .pagingWrap a.jp-next:before {
    top: 11px !important;
    right: 12px !important;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

/* Focus states for keyboard navigation */
.custom-select .select-selected:focus,
.pagination-select .pagination-selected:focus {
  outline: 2px solid var(--cs-primary-color);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .custom-select .select-selected,
  .pagination-select .pagination-selected {
    border: 1px solid currentColor;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .custom-select .select-selected:after,
  .pagination-select .pagination-selected:after {
    transition: none;
  }
}