/* ============================================================
   SQUIDTRONIC — Products Page (Shop)
   Layout, Sidebar, Filters, Filter Sheet
   ============================================================ */

/* ---------- Shop Layout ---------- */
.shop-layout{display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:start}
.shop-main{min-width:0}

@media(max-width:768px){
  .shop-layout{grid-template-columns:1fr}
}

/* ---------- Old Sidebar (legacy) ---------- */
.sidebar{background:var(--c-bg-white);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:16px;position:sticky;top:calc(var(--header-h) + var(--catnav-h) + 16px)}
.sidebar__title{font-size:var(--text-sm);font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--c-text-dim);margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--c-accent)}
.sidebar__list{margin-bottom:20px}
.sidebar__item{display:flex;align-items:center;justify-content:space-between}
.sidebar__link{display:block;padding:6px 0;font-size:var(--text-sm);color:var(--c-text-mid);transition:color .15s;flex:1}
.sidebar__link:hover,.sidebar__link.active{color:var(--c-accent-dark);font-weight:600}
.sidebar__count{font-size:var(--text-xs);color:var(--c-text-light);background:var(--c-bg);padding:1px 6px;border-radius:var(--radius-full);font-weight:600}
@media(max-width:768px){.sidebar{position:static}}

/* ---------- Shop Sidebar ---------- */
.shop-sidebar{background:var(--c-bg-white);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:20px;position:sticky;top:calc(var(--header-h) + var(--catnav-h) + 16px)}
.shop-sidebar__title{font-size:var(--text-base);font-weight:700;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--c-accent)}
.filter-group{margin-bottom:20px}
.filter-group__title{font-size:var(--text-sm);font-weight:700;color:var(--c-text-mid);margin-bottom:8px;text-transform:uppercase;letter-spacing:.04em}
.filter-check{display:flex;align-items:center;gap:8px;padding:4px 0;font-size:var(--text-sm);color:var(--c-text-mid);cursor:pointer}
.filter-check input{accent-color:var(--c-accent-dark)}
.filter-check__count{font-size:var(--text-xs);color:var(--c-text-light)}

/* ---------- Shop Toolbar ---------- */
.shop-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.shop-toolbar__count{font-size:var(--text-sm);color:var(--c-text-dim);font-weight:500}
.shop-toolbar__sort{padding:6px 28px 6px 10px;border:1px solid var(--c-border);border-radius:var(--radius-md);font-size:var(--text-sm);background:var(--c-bg-white);appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:calc(100% - 8px) center;cursor:pointer}
.shop-toolbar__controls{display:flex;gap:12px}

/* ---------- No Results ---------- */
.no-results{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:60px 20px;gap:12px}
.no-results h3{font-size:var(--text-lg);font-weight:700}
.no-results p{font-size:var(--text-sm);color:var(--c-text-dim)}
.no-results a{color:var(--c-info);font-weight:600}

/* ---------- Active Filters Bar ---------- */
.active-filters{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:10px 14px;background:var(--c-bg);border:1px solid var(--c-border);border-radius:var(--radius-md);margin-bottom:16px;font-size:var(--text-sm)}
.active-filters__tag{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;background:var(--c-bg-white);border:1px solid var(--c-border);border-radius:var(--radius-full);font-weight:600;font-size:var(--text-xs);color:var(--c-text-mid)}
.active-filters__clear{margin-left:auto;font-size:var(--text-xs);font-weight:600;color:var(--c-danger);cursor:pointer;border:none;background:none;padding:4px 8px}
.active-filters__clear:hover{text-decoration:underline}

/* ---------- Mobile Filter Sheet ---------- */
.filter-sheet-trigger{display:none;padding:10px 20px;border:1px solid var(--c-border);border-radius:var(--radius-md);background:var(--c-bg-white);font-size:var(--text-sm);font-weight:600;cursor:pointer;margin-bottom:16px}
.filter-sheet-trigger svg{vertical-align:middle;margin-right:6px}
@media(max-width:768px){
  .shop-sidebar{display:none}
  .filter-sheet-trigger{display:inline-flex;align-items:center}
}
.filter-sheet-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:998;opacity:0;pointer-events:none;transition:opacity .25s}
.filter-sheet-backdrop--visible{opacity:1;pointer-events:auto}
.filter-sheet{position:fixed;bottom:0;left:0;right:0;max-height:80vh;background:var(--c-bg-white);border-radius:var(--radius-xl) var(--radius-xl) 0 0;z-index:999;transform:translateY(100%);transition:transform .3s ease;overflow-y:auto;padding:24px 20px 32px;box-shadow:0 -4px 24px rgba(0,0,0,.12)}
.filter-sheet--open{transform:translateY(0)}
.filter-sheet__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.filter-sheet__title{font-size:var(--text-lg);font-weight:700}
.filter-sheet__close{width:32px;height:32px;border-radius:var(--radius-full);border:1px solid var(--c-border);background:var(--c-bg);display:flex;align-items:center;justify-content:center;cursor:pointer}
.filter-sheet__apply{display:block;width:100%;padding:14px;border-radius:var(--radius-md);background:var(--c-accent);color:#fff;font-weight:700;font-size:var(--text-base);border:none;cursor:pointer;margin-top:20px}