/* =====================================================================
 * Fichier : assets/css/components/catalog.css
 * Projet  : Brennholz Shop24
 * Rôle    : Styles communs aux pages catalogue (shop.php, kategorie.php,
 *           suche.php) : mise en page, panneau de filtres (colonne
 *           desktop / tiroir mobile), curseur de prix, barre d'outils,
 *           filtres actifs, vue liste, pagination.
 *           Chargé via $page['extra_css'] — fonctions : includes/catalog_functions.php
 * ===================================================================== */

.catalog-layout { display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: clamp(1.25rem, 3vw, 2.5rem); align-items: start; }
.catalog-main { min-width: 0; }

/* ---------------------------------------------------------------------
 * PANNEAU DE FILTRES
 * ------------------------------------------------------------------- */
.catalog-filters { position: sticky; top: calc(var(--hfk-header-h) + 70px); background: #fff; border: 1px solid var(--hfk-border); }
.filters-head { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.2rem; background: var(--hfk-charcoal); }
.filters-head h2 { font-size: 1.05rem; margin: 0; color: #fff; display: flex; align-items: center; gap: .55rem; }
.filters-head h2 i { color: var(--hfk-amber); }
.filters-head .drawer-close { display: none; }
.filters-count { min-width: 22px; height: 22px; padding: 0 6px; display: inline-grid; place-items: center; border-radius: 11px; font-size: .72rem; font-weight: 700; color: #fff; background: var(--hfk-ember); }

.filter-group { border: 0; border-bottom: 1px solid var(--hfk-border); margin: 0; padding: 0; min-width: 0; }
.filter-group legend { float: none; width: 100%; margin: 0; padding: 0; font-size: 1rem; }
.filter-group legend button { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: .95rem 1.2rem; border: 0; background: none; font-family: var(--hfk-font-head); font-weight: 700; font-size: .95rem; color: var(--hfk-charcoal); text-align: left; }
.filter-group legend i { font-size: .7rem; color: var(--hfk-flame); transition: transform .35s var(--hfk-ease); }
.filter-group:not(.is-open) legend i { transform: rotate(-90deg); }
.filter-body { padding: 0 1.2rem 1.1rem; display: grid; gap: .15rem; }
.filter-group:not(.is-open) .filter-body { display: none; }

.filter-check { display: flex; align-items: center; gap: .65rem; padding: .42rem 0; cursor: pointer; font-size: .92rem; color: var(--hfk-text); transition: color .25s, transform .25s var(--hfk-ease); }
.filter-check:hover { color: var(--hfk-flame-dark); transform: translateX(3px); }
.filter-check input { position: absolute; opacity: 0; pointer-events: none; }
.filter-box { width: 20px; height: 20px; flex: 0 0 20px; border: 2px solid #C3C9CF; display: grid; place-items: center; transition: background .25s, border-color .25s; }
.filter-box::after { content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: .68rem; color: #fff; transform: scale(0); transition: transform .3s var(--hfk-ease-bounce); }
.filter-check input:checked + .filter-box { background: var(--cat-color, var(--hfk-flame)); border-color: var(--cat-color, var(--hfk-flame)); }
.filter-check input:checked + .filter-box::after { transform: scale(1); }
.filter-check input:focus-visible + .filter-box { outline: 3px solid var(--hfk-amber); outline-offset: 2px; }
.filter-check input:checked ~ .filter-label { font-weight: 600; color: var(--hfk-charcoal); }
.filter-label { flex: 1; min-width: 0; }
.filter-label i { width: 18px; color: var(--cat-color, var(--hfk-flame)); font-size: .85rem; }
.filter-num { font-size: .76rem; font-weight: 600; color: var(--hfk-muted); background: var(--hfk-cream); padding: .1rem .45rem; }

/* Curseur de prix à deux poignées */
.price-range { position: relative; height: 34px; margin: .3rem 0 .6rem; }
.price-track { position: absolute; left: 0; right: 0; top: 50%; height: 5px; transform: translateY(-50%); background: var(--hfk-ash); }
.price-fill { position: absolute; top: 0; bottom: 0; background: var(--hfk-grad-fire-h); }
.price-range input[type="range"] { position: absolute; left: 0; top: 0; width: 100%; height: 34px; margin: 0; background: none; pointer-events: none; -webkit-appearance: none; appearance: none; }
.price-range input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; pointer-events: auto; width: 20px; height: 20px; background: #fff; border: 3px solid var(--hfk-flame); cursor: grab; box-shadow: var(--hfk-shadow-sm); transition: transform .2s; }
.price-range input[type="range"]::-moz-range-thumb { pointer-events: auto; width: 14px; height: 14px; background: #fff; border: 3px solid var(--hfk-flame); border-radius: 0; cursor: grab; box-shadow: var(--hfk-shadow-sm); }
.price-range input[type="range"]::-webkit-slider-thumb:active { transform: scale(1.2); cursor: grabbing; }
.price-range input[type="range"]::-moz-range-track { background: none; }
.price-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.price-inputs label { position: relative; display: flex; align-items: center; border: 1.5px solid var(--hfk-border); background: #fff; }
.price-inputs label:focus-within { border-color: var(--hfk-flame); }
.price-inputs span { padding-left: .6rem; font-size: .75rem; color: var(--hfk-muted); }
.price-inputs input { width: 100%; min-width: 0; border: 0; padding: .5rem .3rem; font-weight: 600; text-align: right; -moz-appearance: textfield; appearance: textfield; }
.price-inputs input::-webkit-outer-spin-button, .price-inputs input::-webkit-inner-spin-button { -webkit-appearance: none; }
.price-inputs input:focus { outline: none; }
.price-inputs em { padding-right: .6rem; font-style: normal; color: var(--hfk-muted); }

.filters-actions { padding: 1.1rem 1.2rem; display: grid; gap: .7rem; }
.js .filters-actions .btn { display: none; }
.filters-reset { font-size: .86rem; font-weight: 600; text-align: center; color: var(--hfk-ember-dark); }
.filters-help { margin: 0 1.2rem 1.2rem; padding: 1.1rem; background: var(--hfk-cream); border-left: 3px solid var(--hfk-flame); font-size: .88rem; }
.filters-help-icon { width: 40px; height: 40px; display: grid; place-items: center; color: #fff; background: var(--hfk-grad-fire); margin-bottom: .6rem; }
.filters-help strong { display: block; font-family: var(--hfk-font-head); color: var(--hfk-charcoal); }
.filters-help p { margin: .2rem 0 .5rem; color: var(--hfk-muted); }

/* ---------------------------------------------------------------------
 * BARRE D'OUTILS
 * ------------------------------------------------------------------- */
.catalog-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem 1.2rem; padding: .8rem 1rem; margin-bottom: 1rem; background: var(--hfk-cream); border: 1px solid var(--hfk-border); }
.toolbar-filter-btn { display: none; }
.toolbar-count { margin: 0; font-size: .92rem; color: var(--hfk-muted); }
.toolbar-count strong { font-family: var(--hfk-font-head); font-size: 1.15rem; color: var(--hfk-charcoal); }
.toolbar-controls { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; margin-left: auto; }
.toolbar-select { display: flex; align-items: center; gap: .5rem; margin: 0; font-size: .86rem; color: var(--hfk-muted); }
.toolbar-select span i { color: var(--hfk-flame); }
.toolbar-select select { border: 1.5px solid var(--hfk-border); background: #fff; padding: .45rem 2rem .45rem .7rem; font-weight: 600; font-size: .88rem; color: var(--hfk-charcoal); border-radius: 0; cursor: pointer; -webkit-appearance: none; appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--hfk-flame) 50%), linear-gradient(135deg, var(--hfk-flame) 50%, transparent 50%); background-position: calc(100% - 15px) 55%, calc(100% - 10px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.toolbar-select select:focus { outline: none; border-color: var(--hfk-flame); }
.toolbar-view { display: flex; border: 1.5px solid var(--hfk-border); background: #fff; }
.toolbar-view a { width: 38px; height: 36px; display: grid; place-items: center; color: var(--hfk-muted); transition: background .25s, color .25s; }
.toolbar-view a:hover { color: var(--hfk-flame-dark); }
.toolbar-view a.is-active { background: var(--hfk-charcoal); color: #fff; }

/* Filtres actifs */
.active-filters { display: flex; flex-wrap: wrap; align-items: center; gap: .45rem; margin-bottom: 1.2rem; }
.active-filters-label { font-size: .84rem; font-weight: 600; color: var(--hfk-muted); }
.filter-chip { display: inline-flex; align-items: center; gap: .45rem; padding: .3rem .7rem; font-size: .84rem; font-weight: 600; color: var(--hfk-flame-dark); background: var(--hfk-flame-light); transition: background .25s, color .25s; animation: hfk-bounce-in .4s var(--hfk-ease-bounce); }
.filter-chip:hover { background: var(--hfk-ember); color: #fff; }
.filter-chip i { font-size: .7rem; }
.filter-chip-reset { font-size: .84rem; font-weight: 600; text-decoration: underline; color: var(--hfk-charcoal); margin-left: .3rem; }

/* Chargement (application des filtres) */
.catalog-main.is-loading { position: relative; pointer-events: none; }
.catalog-main.is-loading .product-grid { opacity: .4; filter: blur(1px); transition: opacity .25s; }
.catalog-main.is-loading::after { content: ''; position: absolute; left: 50%; top: 180px; width: 44px; height: 44px; margin-left: -22px; border: 4px solid var(--hfk-flame-light); border-top-color: var(--hfk-flame); border-radius: 50%; animation: hfk-spin .7s linear infinite; }

/* ---------------------------------------------------------------------
 * VUE LISTE
 * ------------------------------------------------------------------- */
.product-grid.is-list { grid-template-columns: minmax(0, 1fr); }
.product-grid.is-list .product-card { flex-direction: row; }
.product-grid.is-list .pc-media { flex: 0 0 240px; aspect-ratio: auto; min-height: 220px; }
.product-grid.is-list .pc-body { display: grid; grid-template-columns: minmax(0, 1fr) 230px; column-gap: 1.5rem; align-content: start; padding: 1.4rem; }
.product-grid.is-list .pc-body > * { grid-column: 1; }
.product-grid.is-list .pc-price, .product-grid.is-list .pc-base-price, .product-grid.is-list .pc-tax, .product-grid.is-list .pc-actions { grid-column: 2; text-align: right; justify-content: flex-end; }
.product-grid.is-list .pc-price { grid-row: 1 / span 2; margin-top: 0; align-self: end; }
.product-grid.is-list .pc-title { font-size: 1.2rem; }

/* ---------------------------------------------------------------------
 * PAGINATION
 * ------------------------------------------------------------------- */
.catalog-pagination { margin-top: 2.5rem; text-align: center; }
.catalog-pagination .pagination { gap: .35rem; }
.catalog-pagination .page-link { font-family: var(--hfk-font-head); font-weight: 600; padding: .55rem .9rem; transition: transform .25s var(--hfk-ease), background .25s, color .25s; }
.catalog-pagination .page-item:not(.active):not(.disabled) .page-link:hover { transform: translateY(-3px); }
.pagination-info { margin: .9rem 0 0; font-size: .86rem; color: var(--hfk-muted); }
.catalog-empty { border: 1px dashed var(--hfk-border); background: var(--hfk-cream); }
.catalog-empty h2 { font-size: 1.5rem; }

/* Texte SEO sous la liste */
.catalog-seo { margin-top: clamp(2.5rem, 5vw, 4rem); padding: clamp(1.5rem, 3vw, 2.5rem); background: var(--hfk-cream); border-left: 4px solid var(--cat-color, var(--hfk-flame)); }
.catalog-seo.is-collapsed .rich-text { max-height: 260px; overflow: hidden; position: relative; }
.catalog-seo.is-collapsed .rich-text::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 90px; background: linear-gradient(transparent, var(--hfk-cream)); }
.catalog-seo-toggle { margin-top: 1rem; border: 0; background: none; padding: 0; font-weight: 700; color: var(--hfk-flame-dark); display: inline-flex; align-items: center; gap: .4rem; }
.catalog-seo-toggle i { transition: transform .35s var(--hfk-ease); }
.catalog-seo:not(.is-collapsed) .catalog-seo-toggle i { transform: rotate(180deg); }

/* ---------------------------------------------------------------------
 * RESPONSIVE : filtres en tiroir
 * ------------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .catalog-layout { grid-template-columns: minmax(0, 1fr); }
    .catalog-filters { position: fixed; inset: 0 auto 0 0; z-index: 1960; width: min(380px, 92vw); overflow-y: auto; border: 0; box-shadow: var(--hfk-shadow-lg); transform: translateX(-105%); visibility: hidden; transition: transform .5s var(--hfk-ease), visibility .5s; }
    .catalog-filters.is-open { transform: none; visibility: visible; }
    .filters-head { position: sticky; top: 0; z-index: 2; }
    .filters-head .drawer-close { display: grid; }
    .toolbar-filter-btn { display: inline-flex; }
    .js .filters-actions .btn { display: inline-flex; }
    .product-grid.is-list .pc-media { flex-basis: 170px; min-height: 170px; }
    .product-grid.is-list .pc-body { grid-template-columns: minmax(0, 1fr); }
    .product-grid.is-list .pc-price, .product-grid.is-list .pc-base-price, .product-grid.is-list .pc-tax, .product-grid.is-list .pc-actions { grid-column: 1; text-align: left; justify-content: flex-start; grid-row: auto; }
}
@media (max-width: 575.98px) {
    .catalog-toolbar { padding: .7rem; gap: .6rem; }
    .toolbar-count { order: 3; width: 100%; }
    .toolbar-controls { margin-left: auto; }
    .toolbar-select span, .toolbar-per { display: none; }
    .product-grid.is-list .product-card { flex-direction: column; }
    .product-grid.is-list .pc-media { flex-basis: auto; aspect-ratio: 16 / 10; min-height: 0; }
}