/* etiquetas-filtro.css
   Estilos del filtro de etiquetas y layout del catálogo (estilo Clio).
   Requiere las variables definidas en css/modern.css. */

/* =========================================================
   1. LAYOUT BASE
   ========================================================= */
.catalog-section { min-height: 500px; }

.results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 45px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
  position: relative;
  z-index: 50;
}
.results-bar h2 {
  margin: 8px 0 0;
  font-family: var(--display);
  font-size: clamp(36px, 4vw, 58px);
  line-height: .95;
  letter-spacing: -.03em;
  text-transform: uppercase;
}
.results-bar p { margin: 0; color: var(--muted); font-size: 14px; white-space: nowrap; }
.results-bar p strong { color: var(--ink); font-size: 18px; }
#results-range strong { padding-inline: 5px; }

/* Selector "Ver por página": mismo estilo que los custom-select del filtro */
.per-page-filter { display: inline-flex; align-items: center; gap: 10px; }
.per-page-filter .custom-select { width: auto; }
.per-page-filter .custom-select__trigger { width: auto; min-width: 76px; }
.per-page-filter .custom-select__trigger,
.per-page-filter .custom-select__option {
  text-transform: uppercase;
  font-family: var(--display);
}
.per-page-filter .custom-select__dropdown { z-index: 1200; min-width: 100%; }

/* Tooltip de texto completo al hacer hover en textos truncados del filtro */
.filter-text-tooltip {
  position: fixed;
  max-width: 260px;
  padding: 8px 12px;
  background: #1b1b1b;
  color: #fff;
  font-family: var(--display);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: .04em;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  opacity: 0;
  visibility: hidden;
  transition: opacity .15s ease;
  pointer-events: none;
  z-index: 3000;
}
.filter-text-tooltip.is-visible { opacity: 1; visibility: visible; }

.empty-state { max-width: 620px; margin: 50px auto; text-align: center; }
.empty-state > span { color: #ddd; font-family: var(--display); font-size: 100px; font-weight: 700; line-height: 1; }
.empty-state h2 { margin: 20px 0 8px; font-family: var(--display); font-size: 42px; text-transform: uppercase; }
.empty-state p { margin: 0 0 28px; color: var(--muted); }

.pagination { margin-top: 70px; display: flex; align-items: center; justify-content: center; gap: 28px; }
.pagination a { padding: 13px 18px; border: 1px solid var(--black); font-family: var(--display); font-weight: 700; text-transform: uppercase; transition: all .2s ease; }
.pagination a:hover { background: var(--black); color: var(--white); }
.pagination span { color: var(--muted); font-size: 13px; }

/* Layout: sidebar + grid */
.catalog-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 50px;
  align-items: start;
}
.catalog-main { min-width: 0; }
.catalog-main .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* =========================================================
   2. SIDEBAR DE FILTROS (estilo Clio)
   ========================================================= */
.filter-sidebar {
  position: sticky;
  top: 118px;
}

/* En desktop el panel queda fijo: Categoría fija arriba, Limpiar filtros fijo abajo,
   y el resto de los filtros scrollea en el medio si excede la altura de pantalla */
@media (min-width: 901px) {
  .filter-sidebar__panel {
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 140px);
    overflow: hidden; /* el scroll lo lleva .filter-scroll */
  }
  .filter-form {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
  }
  /* Categoría siempre visible arriba */
  #filter-cat-group {
    flex: 0 0 auto;
  }
  /* Zona central scrolleable */
  .filter-scroll {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    margin: 0 -26px;   /* el scroll ocupa todo el ancho del panel (padding 26px) */
    padding: 0 26px;
    scrollbar-width: thin;
    scrollbar-color: #64748b #f3f3f3; /* thumb azul pizarra / track arena */
  }
  .filter-scroll::-webkit-scrollbar { width: 8px; }
  .filter-scroll::-webkit-scrollbar-track { background: #f3f3f3; }
  .filter-scroll::-webkit-scrollbar-thumb { background: #64748b; border-radius: 4px; }
  .filter-scroll::-webkit-scrollbar-thumb:hover { background: #475569; }
  /* Limpiar filtros siempre visible abajo */
  .filter-actions {
    flex: 0 0 auto;
    margin: 0 -26px;
    padding: 16px 26px 0;
    background: var(--soft);
    border-top: 1px solid var(--line);
  }
}

/* Botón toggle (visible solo en móvil) */
.filter-sidebar__toggle {
  display: none;
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--black);
  background: var(--white);
  color: var(--ink);
  font-family: var(--display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  cursor: pointer;
  justify-content: space-between;
  align-items: center;
}
.filter-sidebar__toggle b {
  font-size: 20px;
  font-weight: 400;
  transition: transform .25s ease;
}
.filter-sidebar__toggle[aria-expanded="true"] b {
  transform: rotate(45deg);
}

/* Botón flotante de filtros (solo en móvil) */
.filter-fab {
  display: none;
}

/* Panel contenedor del form */
.filter-sidebar__panel {
  padding: 26px;
  border: 1px solid var(--line);
  background: var(--soft);
}
.filter-sidebar__panel,
.filter-sidebar__panel .filter-label,
.filter-sidebar__panel .custom-select__trigger,
.filter-sidebar__panel .custom-select__option,
.filter-sidebar__panel .filter-tags-search,
.filter-sidebar__panel .filter-tags-search::placeholder,
.filter-sidebar__panel .filter-tag-group__title,
.filter-sidebar__panel .filter-tag span,
.filter-sidebar__panel .filter-tag-count,
.filter-sidebar__panel .filter-tags-empty,
.filter-sidebar__panel .filter-clear,
.filter-sidebar__panel .filter-rating,
.filter-sidebar__panel .filter-rating-stars,
.filter-sidebar__panel #filter-rating-label,
.filter-sidebar__panel .btn {
  text-transform: uppercase;
}

/* =========================================================
   3. FORM DE FILTROS
   ========================================================= */
.filter-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.filter-group {
  margin-bottom: 28px;
}
.filter-group:last-of-type {
  margin-bottom: 20px;
}

.filter-label {
  display: block;
  margin-bottom: 12px;
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink);
}

/* Label toggle (valoración) */
.filter-label--toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}
.filter-arrow {
  transition: transform .25s ease;
  font-size: 14px;
  color: var(--muted);
  transform: rotate(-90deg);
}
.filter-group.is-open .filter-arrow {
  transform: rotate(0deg);
}

/* Sección colapsable (valoración) */
.filter-rating {
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  opacity: 0;
  transition: grid-template-rows .3s ease, opacity .2s ease, margin-top .3s ease;
}
.filter-group.is-open .filter-rating {
  grid-template-rows: 1fr;
  margin-top: 10px;
  opacity: 1;
}
.filter-rating-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
  overflow: hidden;
}

/* =========================================================
   4. CUSTOM SELECT (dropdown categoría)
   ========================================================= */
.custom-select {
  position: relative;
  width: 100%;
}

.custom-select__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border: 1px solid #cfcfcf;
  background: var(--white);
  color: var(--ink);
  font-family: var(--body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .2s ease;
  text-align: left;
}
.custom-select__trigger:hover {
  border-color: var(--clio);
}
.custom-select__trigger span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.custom-select__trigger svg {
  flex-shrink: 0;
  margin-left: 10px;
  transition: transform .25s ease;
  color: var(--muted);
}
.custom-select[data-open] .custom-select__trigger {
  border-color: var(--clio);
}
.custom-select[data-open] .custom-select__trigger svg {
  transform: rotate(180deg);
  color: var(--clio);
}

.custom-select__dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 280px;
  overflow-y: auto;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
  z-index: 100;
  display: none;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity .2s ease, transform .2s ease;
  pointer-events: none;
}
.custom-select[data-open] .custom-select__dropdown {
  display: block;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.custom-select__option {
  padding: 11px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
  border-bottom: 1px solid #eee;
}
.custom-select__option:last-child {
  border-bottom: none;
}
.custom-select__option:hover {
  background: var(--soft);
  color: var(--clio);
}
.custom-select__option.is-selected {
  background: var(--clio);
  color: var(--white);
}

/* =========================================================
   5. FILTRO DE ETIQUETAS (checkboxes agrupados)
   ========================================================= */
.filter-tags-search {
  width: 100%;
  height: 38px;
  margin-bottom: 14px;
  padding: 0 12px;
  border: 1px solid #cfcfcf;
  background: var(--white);
  color: var(--ink);
  font-family: var(--body);
  font-size: 13px;
  outline: none;
  transition: border-color .2s ease;
}
.filter-tags-search:focus {
  border-color: var(--clio);
}
.filter-tags-search::placeholder {
  color: var(--muted);
}

.filter-tags {
  max-height: 380px;
  overflow-y: auto;
  padding-right: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.filter-tags::-webkit-scrollbar { width: 5px; }
.filter-tags::-webkit-scrollbar-track { background: transparent; }
.filter-tags::-webkit-scrollbar-thumb { background: var(--line); }

.filter-tag-group {
  margin-bottom: 18px;
}
.filter-tag-group:last-child {
  margin-bottom: 0;
}

.filter-tag-group__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  font-family: var(--display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
}

.tag-group-arrow {
  transition: transform .25s ease;
  font-size: 11px;
  color: var(--muted);
  transform: rotate(-90deg);
}
.filter-tag-group.is-open .tag-group-arrow {
  transform: rotate(0deg);
}

.filter-tag-group__tags {
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  opacity: 0;
  transition: grid-template-rows .3s ease, opacity .2s ease;
}
.filter-tag-group.is-open .filter-tag-group__tags {
  grid-template-rows: 1fr;
  opacity: 1;
}
.filter-tag-group.is-open--search .filter-tag-group__tags {
  grid-template-rows: 1fr;
  opacity: 1;
}
.filter-tag-group.is-open--search .tag-group-arrow {
  transform: rotate(0deg);
}
.filter-tag-group__tags-inner {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 0;
  overflow: hidden;
}

.filter-tag {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 2px 0;
  border-bottom: 1px solid #e0e0e0;
  cursor: pointer;
  transition: background .15s ease;
}
.filter-tag:last-child {
  border-bottom: none;
}
.filter-tag:hover {
  background: rgba(214,31,44,.04);
}

.filter-tag input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--clio);
  cursor: pointer;
}

.filter-tag span {
  min-width: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color .15s ease;
}

.filter-tag input:checked + span {
  color: var(--clio);
}

.filter-tag-count {
  font-size: 11px !important;
  font-weight: 400 !important;
  color: var(--muted) !important;
  background: var(--white);
  padding: 2px 7px;
  border: 1px solid var(--line);
  min-width: 24px;
  text-align: center;
}
.filter-tag input:checked ~ .filter-tag-count {
  border-color: var(--clio);
  color: var(--clio) !important;
}

.filter-tags-empty {
  display: block;
  padding: 16px 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

/* =========================================================
   6. ACCIONES (botones aplicar / limpiar)
   ========================================================= */
.filter-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 8px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.filter-actions .button--brand {
  width: 100%;
  border: 0;
  cursor: pointer;
}

.filter-clear {
  display: block;
  text-align: center;
  color: var(--muted);
  font-family: var(--display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color .2s ease;
}
.filter-clear:hover {
  color: var(--clio);
}

/* =========================================================
   7. RESPONSIVE
   ========================================================= */
@media (max-width: 1180px) {
  .catalog-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 30px;
  }
  .catalog-main .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .catalog-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .filter-sidebar {
    position: static;
  }
  .filter-sidebar__toggle {
    display: none;
  }
  .filter-fab {
    display: flex;
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    align-items: center;
    justify-content: center;
    background: var(--clio);
    color: var(--white);
    border: 0;
    border-radius: 8px 0 0 8px;
    box-shadow: -2px 4px 12px rgba(0,0,0,.25);
    cursor: pointer;
    z-index: 10001;
  }
  .filter-sidebar__panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(360px, 100%);
    background: var(--white);
    z-index: 10000;
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition: transform .3s ease, visibility .3s;
    display: block;
    padding: 24px;
    box-shadow: -4px 0 24px rgba(0,0,0,.15);
    overflow-y: auto;
  }
  .filter-sidebar[data-open="true"] .filter-sidebar__panel {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }
  .catalog-main .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .results-bar {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }
  .results-bar h2 { font-size: 37px; }
  .filter-tags { max-height: 300px; }
  .pagination { gap: 8px; }
  .pagination a { padding: 10px; font-size: 11px; }
  .catalog-main .product-grid {
    grid-template-columns: 1fr;
  }
}