/* ============ COLLECTION.CSS — страницы подборок ============ */

/* --- Шапка подборки (collection-card из старого дизайна) --- */
.collection-head {
    display: flex; gap: 20px;
    background-color: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--border-radius); box-shadow: var(--shadow); padding: 20px;
}
.collection-head__img { width: 240px; flex-shrink: 0; border-radius: 6px; overflow: hidden; box-shadow: var(--shadow); display: block; }
.collection-head__img img { width: 100%; display: block; aspect-ratio: 2/1; object-fit: cover; transition: filter 0.3s; }
.collection-head__img:hover img { filter: brightness(1.1); }
.collection-head__body { min-width: 0; }
.collection-head__badge { display: inline-block; background-color: var(--accent); color: #fff; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; padding: 4px 10px; border-radius: 4px; margin-bottom: 10px; }
.collection-head__title { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.collection-head__descr { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 14px; max-width: 720px; }
.collection-head__meta { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; font-size: 13px; color: var(--text-muted); }
.collection-head__meta > span i { margin-right: 6px; color: var(--accent-hover); }
.collection-head__back { color: var(--text-main); font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.collection-head__back:hover { color: #fff; }

/* --- Сортировка + фильтр (xsort / xfilter в новой палитре) --- */
.xsort, .xfilter {
    background-color: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--border-radius); box-shadow: var(--shadow);
    padding: 12px 16px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.xsort__label { font-size: 13px; color: var(--text-muted); font-weight: 600; }
.xsort__group { position: relative; }
.xsort__button {
    display: inline-flex; align-items: center; gap: 8px; height: 34px; padding: 0 14px;
    font-size: 13px; font-weight: 500; font-family: inherit;
    background-color: rgba(255,255,255,0.05); color: var(--text-main);
    border: 1px solid var(--border-color); border-radius: 6px; cursor: pointer; transition: all 0.25s; white-space: nowrap;
}
.xsort__button:hover { border-color: var(--accent-hover); color: #fff; background-color: rgba(255,255,255,0.08); }
.xsort__button i { font-size: 10px; color: var(--text-muted); transition: transform 0.25s; }
.xsort__button.is-open { background-color: var(--accent); border-color: var(--accent); color: #fff; }
.xsort__button.is-open i { color: #fff; transform: rotate(180deg); }
.xsort__button.is-has { border-color: var(--accent-hover); }
.xf-count { font-size: 11px; color: var(--accent-hover); font-weight: 700; }
.xsort__button.is-open .xf-count { color: #fff; }

/* дропдаун сортировки */
.xsort__options {
    position: absolute; top: calc(100% + 6px); left: 0; z-index: 60; min-width: 240px;
    background-color: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--border-radius); box-shadow: 0 10px 30px rgba(0,0,0,0.45);
    display: none; overflow: hidden;
}
.xsort__group.is-open .xsort__options { display: block; }
.xsort__option { display: block; width: 100%; text-align: left; padding: 10px 16px; background: transparent; border: 0; color: var(--text-main); font-size: 13px; font-family: inherit; cursor: pointer; }
.xsort__option:hover { background-color: rgba(255,255,255,0.05); color: #fff; }
.xsort__option.is-active { color: var(--accent-hover); font-weight: 600; }
.xsort__option.is-active::after { content: '✓'; float: right; color: var(--accent-hover); }
.xsort__info { margin-left: auto; font-size: 13px; color: var(--text-muted); }
.xsort__info b { color: #fff; }
.xsort__resetall { display: none; background: transparent; border: 0; color: var(--accent-hover); font-size: 12px; font-weight: 700; cursor: pointer; font-family: inherit; }
.xsort__resetall:hover { color: #fff; text-decoration: underline; }
.xsort__resetall.visible { display: inline; }

/* попап фильтра */
.xfilter { position: relative; }
.xfilter-popup {
    display: none; position: absolute; top: calc(100% + 6px); left: 16px; right: 16px; z-index: 60;
    background-color: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--border-radius); box-shadow: 0 10px 30px rgba(0,0,0,0.45);
}
.xfilter-popup.is-open { display: block; }
.xfilter-popup__heading { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-bottom: 1px solid var(--border-color); }
.xfilter-popup__title { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--accent-hover); min-width: 90px; }
.xfilter-popup__search {
    flex: 1; min-width: 100px; height: 34px; padding: 0 14px;
    background: rgba(0,0,0,0.3); border: 1px solid var(--border-color); border-radius: 6px;
    color: #fff; font-size: 13px; font-family: inherit;
}
.xfilter-popup__search::placeholder { color: var(--text-muted); }
.xfilter-popup__search:focus { border-color: var(--accent-hover); }
.xfilter-popup__close { width: 34px; height: 34px; border-radius: 50%; background: transparent; border: 0; color: var(--text-muted); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.25s; }
.xfilter-popup__close:hover { background: rgba(255,255,255,0.08); color: #fff; }
.xfilter-popup__content { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 4px; padding: 14px 16px; max-height: 280px; overflow: auto; }
.xfilter-popup__content[data-field="y"] { grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); }
.xf-option {
    position: relative; display: block; min-height: 30px; line-height: 26px; padding: 2px 12px 2px 30px;
    background: transparent; border: 0; border-radius: 6px; cursor: pointer;
    font-family: inherit; font-size: 13px; color: var(--text-main); text-align: left;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.xf-option::before {
    content: ''; position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
    width: 12px; height: 12px; border: 1px solid rgba(255,255,255,0.25); border-radius: 3px;
    display: flex; align-items: center; justify-content: center; font-size: 9px; color: #fff; transition: all 0.2s;
}
.xf-option:hover { background: rgba(255,255,255,0.05); color: #fff; }
.xf-option.is-active { background: rgba(44,60,115,0.45); color: #fff; }
.xf-option.is-active::before { content: '✓'; background: var(--accent-hover); border-color: var(--accent-hover); }
.xfilter-popup__actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 12px 16px; border-top: 1px solid var(--border-color); }
.xfilter-button {
    height: 34px; padding: 0 18px; font-size: 13px; font-weight: 600; font-family: inherit;
    border-radius: 6px; border: 1px solid var(--border-color);
    background-color: rgba(255,255,255,0.05); color: var(--text-main); cursor: pointer; transition: all 0.25s;
}
.xfilter-button:hover { background-color: rgba(255,255,255,0.1); color: #fff; }
.xfilter-button--apply { background-color: var(--accent); border-color: var(--accent); color: #fff; }
.xfilter-button--apply:hover { background-color: var(--accent-hover); border-color: var(--accent-hover); }
.xfilter-button--warn { display: none; margin-left: auto; border: 0; background: transparent; color: var(--accent-hover); font-weight: 700; }
.xfilter-button--warn.visible { display: inline-block; }
.xfilter-button--warn:hover { color: #fff; }
.xfilter-combined { display: none; align-items: center; gap: 8px; font-size: 12px; color: var(--text-muted); cursor: pointer; user-select: none; }
.xfilter-combined.show { display: inline-flex; }
.xfilter-combined input { display: none; }
.xfilter-combined .switch { width: 34px; height: 18px; border-radius: 10px; background-color: rgba(255,255,255,0.15); position: relative; transition: background 0.25s; flex-shrink: 0; }
.xfilter-combined .switch::after { content: ''; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px; border-radius: 50%; background: #fff; transition: left 0.25s; }
.xfilter-combined input:checked + .switch { background-color: var(--accent-hover); }
.xfilter-combined input:checked + .switch::after { left: 18px; }

/* выбранные значения (чипы) + подсказка */
.xsort__selected { display: none; flex-wrap: wrap; gap: 8px; }
.xsort__selected.is-active { display: flex; }
.chip { display: inline-flex; align-items: center; gap: 8px; background-color: var(--accent); color: #fff; border-radius: 20px; padding: 6px 8px 6px 14px; font-size: 12px; font-weight: 500; }
.chip b { font-weight: 700; }
.chip button {
    width: 18px; height: 18px; border-radius: 50%; border: 0;
    background: rgba(255,255,255,0.2); color: #fff; cursor: pointer; font-size: 10px;
    display: flex; align-items: center; justify-content: center; transition: background 0.2s;
}
.chip button:hover { background: rgba(255,255,255,0.4); }
.xsort__helper { display: flex; gap: 8px; align-items: center; font-size: 12px; color: var(--text-muted); }
.xsort__helper i { color: var(--accent-hover); }
.xsort__helper.hidden { display: none; }

/* пустой результат */
.no-results {
    display: none; flex-direction: column; align-items: center; gap: 12px;
    background-color: var(--bg-secondary); border: 1px solid var(--border-color);
    border-radius: var(--border-radius); box-shadow: var(--shadow);
    padding: 50px 20px; text-align: center; color: var(--text-muted); font-size: 14px;
}
.no-results.is-active { display: flex; }
.no-results i { font-size: 40px; color: var(--accent-hover); }
.no-results button { background: transparent; border: 0; color: var(--accent-hover); text-decoration: underline; cursor: pointer; font-size: 13px; font-family: inherit; }
.no-results button:hover { color: #fff; }

/* пагинация */
.pagination { display: flex; flex-direction: column; gap: 15px; align-items: center; padding: 10px 0 20px; }
.pagination__more {
    width: 100%; max-width: 420px; height: 46px;
    background-color: var(--accent); color: #fff; border: 0; border-radius: var(--border-radius);
    font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
    cursor: pointer; font-family: inherit; transition: background 0.3s;
    display: flex; align-items: center; justify-content: center; gap: 10px;
}
.pagination__more:hover:not(:disabled) { background-color: var(--accent-hover); }
.pagination__more:disabled { opacity: 0.5; cursor: default; }
.pagination__pages { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.pagination__pages a, .pagination__pages span {
    min-width: 40px; height: 38px; display: inline-flex; align-items: center; justify-content: center;
    padding: 0 10px; font-size: 14px; border: 1px solid var(--border-color); border-radius: 6px;
    background-color: rgba(255,255,255,0.03); color: var(--text-muted);
}
.pagination__pages span {
    background-color: var(--bg-secondary) !important;
}
.pagination__pages a:hover { background-color: var(--accent); color: #fff; border-color: var(--accent); }
.pagination__pages .current { background-color: var(--accent); color: #fff; border-color: var(--accent); }

/* --- АДАПТИВ (подборка) --- */
@media (max-width: 768px) {
    .collection-head { flex-direction: column; }
    .collection-head__img { width: 100%; }
    .collection-head__img img { aspect-ratio: 16/9; }
    .collection-head__title { font-size: 20px; }
    .xsort__info { margin-left: 0; width: 100%; }
    .xfilter-popup { left: 8px; right: 8px; }
    .xfilter-popup__content { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
}