/* ==========================================================================
   Prestige Wellness 1.7.0 — сторінка Projects: фільтри за макетом Figma «Projects»
   (desktop 3294:639 / 3297:936 / 3301:2535, mobile 3301:2736 / 3305:2894 / 3305:3350 / 3305:3210).
   Окремий файл теми (не з dist): підключається після main.css (inc/setup.php).
   Розмітка: template-parts/sections/references-grid.php, логіка: assets/js/project-filters.js.
   ========================================================================== */

/* ---------- Каркас: фільтри 280 px | 28 px | сітка 932 px; над сіткою — Search і Sort ---------- */
.references__layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  grid-template-areas:
    ".       toolbar"
    "filters results";
  column-gap: 28px;
  row-gap: 29px;
  align-items: start;
}

.references__toolbar {
  grid-area: toolbar;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  column-gap: 31px;
}
.references__toggle,
.references__search-toggle,
.references__handle,
.references__panel-actions,
.filter-group--sort,
.references__backdrop { display: none; }

/* Search / Sort: 210 px, текст 13 px, лінія знизу (y 597) */
.references__search,
.references__sort {
  position: relative;
  display: flex;
  align-items: center;
  width: 210px;
  height: 28px;
  border-bottom: 1px solid var(--c-line);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.references__search-input {
  width: 100%;
  height: 100%;
  padding: 0 24px 12px 0;
  border: 0;
  border-radius: 0;
  background: none;
  font: inherit;
  font-weight: var(--fw-light);
  letter-spacing: inherit;
  color: var(--c-black);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
.references__search-input::placeholder { color: var(--c-black); opacity: 1; }
.references__search-input::-webkit-search-cancel-button { display: none; }
.references__search .icon--search {
  position: absolute;
  right: 0;
  top: 2px;
  width: 13px;
  height: 13px;
  color: #222;
  pointer-events: none;
}
.references__sort-label { flex: none; margin: 0 4px 12px 0; font-weight: var(--fw-light); }
.references__sort-select {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0 24px 12px 0;
  border: 0;
  border-radius: 0;
  background: none;
  font: inherit;
  font-weight: var(--fw-light);
  letter-spacing: inherit;
  color: var(--c-black);
  cursor: pointer;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
.references__sort-select.is-default { color: rgba(0, 0, 0, 0.4); }
.references__sort-select option { color: var(--c-black); }
.references__sort .icon--select-chevron {
  position: absolute;
  right: 0;
  top: 4px;
  width: 12px;
  height: 7px;
  color: #222;
  pointer-events: none;
}
.references__search:focus-within,
.references__sort:focus-within { border-bottom-color: var(--c-black); }

.references__search .screen-reader-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Акордеони фільтрів ---------- */
.references__filters { grid-area: filters; }

.filter-group + .filter-group { margin-top: 30px; }

.filter-group__head {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0 0 15px;
  border-bottom: 1px solid var(--c-line);
  font-weight: var(--fw-light);
  font-size: 15px;
  line-height: 1.2;
  letter-spacing: 0.04em;
  color: var(--c-black);
  text-align: left;
}
.filter-group__title { flex: 1; }
.filter-group__n { margin-right: 10px; font-size: 12px; opacity: 0.5; }
.filter-group__value { color: rgba(0, 0, 0, 0.4); }
.filter-group__head .icon--select-chevron {
  flex: none;
  width: 12px;
  height: 7px;
  color: #222;
  transition: transform var(--t-fast) var(--ease);
}
.filter-group.is-open .filter-group__head .icon--select-chevron { transform: rotate(180deg); }
.filter-group__body { padding-top: 20px; }
.filter-group__body[hidden] { display: none; }

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.filter-chip {
  padding: 6px 9px;
  border: 1px solid rgba(0, 0, 0, 0.09);
  background: none;
  font-weight: var(--fw-light);
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--c-black);
  white-space: nowrap;
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.filter-chip:hover { background: var(--c-stone); }
.filter-chip.is-active { border-color: var(--c-black); background: var(--c-black); color: var(--c-white); }
.filter-chip:focus-visible,
.filter-group__head:focus-visible { outline: 1px solid var(--c-black); outline-offset: 2px; }

/* ---------- Сітка: 2 × 451 px, проміжок 30 px ---------- */
.references__results { grid-area: results; min-width: 0; }
.references--filters .references__grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 30px;
  row-gap: 45px;
  margin-top: 0;
}
.references--filters .references__grid[hidden] { display: none; }
.references--filters .references-card .project-card__media { height: auto; aspect-ratio: 451 / 298; }
.references__grid > .references-card[hidden] { display: none !important; }

/* Нічого не знайдено */
.references__empty {
  padding: 40px 20px 36px;
  background: var(--c-canvas);
  text-align: center;
}
.references__empty[hidden] { display: none; }
.references__empty-title { font-weight: var(--fw-light); font-size: 15px; line-height: 1.2; letter-spacing: 0.04em; text-transform: uppercase; }
.references__empty-text { margin-top: 12px; font-size: 13px; letter-spacing: 0.04em; opacity: 0.5; }
.references__empty-btn {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 12px;
  border: 1px solid var(--c-line);
  background: var(--c-white);
  font-size: 12px;
  line-height: 1;
  letter-spacing: 0.04em;
  transition: border-color var(--t-fast) var(--ease);
}
.references__empty-btn:hover { border-color: var(--c-black); }

/* посилання на сторінку проєкту */
.project-card__page-link { text-decoration: underline; text-decoration-color: transparent; text-underline-offset: 4px; transition: text-decoration-color var(--t-fast) var(--ease); }
.project-card__page-link:hover { text-decoration-color: currentColor; }

/* ---------- Планшет ---------- */
@media (min-width: 768px) and (max-width: 1023px) {
  .references__layout { grid-template-columns: 220px minmax(0, 1fr); column-gap: 24px; }
  .references--filters .references__grid { grid-template-columns: 1fr; row-gap: 36px; }
  .references__search,
  .references__sort { width: 180px; }
}

/* ---------- Mobile (390): «Filter & Sort» + пошук; панель поверх сторінки ---------- */
@media (max-width: 767px) {
  .references__layout {
    grid-template-columns: 1fr;
    grid-template-areas: "toolbar" "results";
    row-gap: 17px;
  }

  .references__toolbar { justify-content: space-between; align-items: center; min-height: 24px; }
  .references__sort { display: none; }
  .references__toggle {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    margin-left: -4px;
    font-weight: var(--fw-light);
    font-size: 15px;
    line-height: 1;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    color: var(--c-black);
  }
  .references__toggle .icon--sort { width: 24px; height: 24px; color: #222; }
  .references__count { margin-left: 4px; font-size: 12px; opacity: 0.5; }
  .references__search-toggle { display: flex; align-items: center; justify-content: center; width: 24px; height: 24px; margin-right: -5px; color: #222; }
  .references__search-toggle .icon--search { width: 14px; height: 14px; }
  .references__search { display: none; width: 100%; height: 24px; font-size: 14px; }
  .references__search-input { padding-bottom: 8px; }
  .references--filters.is-searching .references__search { display: flex; }
  .references--filters.is-searching .references__toggle,
  .references--filters.is-searching .references__search-toggle { display: none; }

  .references__filters { display: none; }
  .references--filters.is-panel-open .references__filters {
    position: fixed;
    left: 0;
    right: 0;
    top: var(--header-h);
    z-index: 210;
    display: flex;
    flex-direction: column;
    max-height: calc(100% - var(--header-h));
    min-height: min(645px, calc(100% - var(--header-h)));
    padding: 43px 30px 33px;
    overflow-y: auto;
    overscroll-behavior: contain;
    background: var(--c-white);
  }
  .references--filters.is-panel-open .references__backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0, 0, 0, 0.71);
  }
  .references__handle {
    display: block;
    position: absolute;
    left: 50%;
    top: 13px;
    width: 85px;
    margin-left: -42px;
    border-top: 1px solid rgba(0, 0, 0, 0.2);
  }

  .filter-group--sort { display: block; }
  .filter-group + .filter-group { margin-top: 0; }
  .filter-group__head { padding: 20px 0 21px; font-size: 13px; }
  .filter-group__head .icon--select-chevron { width: 12px; height: 7px; }
  .filter-group__body { padding: 14px 0 20px; }
  .filter-chip { font-size: 11px; padding: 6px 8px; }

  .references__panel-actions {
    display: flex;
    flex-direction: column;
    gap: 9px;
    margin-top: auto;
    padding-top: 20px;
  }
  .references__view,
  .references__clear {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 40px;
    padding: 0 15px;
    font-size: 14px;
  }
  .references__clear { border: 1px solid var(--c-line); background: var(--c-white); color: rgba(0, 0, 0, 0.3); }
  .references--filters.is-filtered .references__clear { color: var(--c-black); }

  html.has-filter-panel { overflow: hidden; }

  .references--filters .references__grid { grid-template-columns: 1fr; row-gap: 30px; }
  .references--filters .references-card .project-card__media { aspect-ratio: auto; height: 220px; }
}

/* 1.5.0: слайдер «Selected Projects» на сторінках експертизи — відступи від сусідніх секцій */
:is(.page-consulting, .page-custom-solutions, .page-engineering-technical-coordination, .page-project-management, .page-installation-commissioning, .page-multi-site-programs, .page-after-sales) .projects--plain { margin: 130px 0; }
@media (max-width: 767px) {
  :is(.page-consulting, .page-custom-solutions, .page-engineering-technical-coordination, .page-project-management, .page-installation-commissioning, .page-multi-site-programs, .page-after-sales) .projects--plain { margin: 70px 0; }
}