/* ═══════════════════════════════════════════════════════════════════════════
   Filter toolbar — result count · active chips · mobile filter toggle
   ═══════════════════════════════════════════════════════════════════════════

   BEM:
     .filter-toolbar          — count + chip scroller + clear-all + mobile toggle
     .filter-chips-scroll     — positioning + edge-fade context for the chip row
     .filter-chips            — horizontally scrollable, single-row chip track
     .filter-chip             — individual removable chip
*/

/* ─── Toolbar row ─────────────────────────────────────────────────────────── */

.filter-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0 var(--space-4);
    /*border-bottom: 1px solid var(--border-light);*/
}

.filter-toolbar__count {
    font-size: var(--text-sm);
    color: var(--text-muted);
    flex-shrink: 0;
    white-space: nowrap;
}

.filter-toolbar__count strong {
    color: var(--text-primary);
    font-weight: 500;
}

/* ─── Active filter chips — single-row horizontal scroller ─────────────────── */

.filter-chips-scroll {
    position: relative;
    flex: 1;
    min-width: 0;
}

.filter-chips {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    gap: var(--space-2);
    overflow-x: auto;
    scroll-padding-inline: var(--space-1);
    /* Hide scrollbar across browsers */
    scrollbar-width: none;
    -ms-overflow-style: none;
    -webkit-overflow-scrolling: touch;
    /* Room for the focus ring without clipping */
    padding-block: var(--space-1);
    margin-block: calc(var(--space-1) * -1);
}

.filter-chips::-webkit-scrollbar {
    display: none;
}

/* Edge fade — shown only when there are more chips to scroll to */
.filter-chips-scroll::before,
.filter-chips-scroll::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    width: 28px;
    z-index: 1;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-fast) var(--ease);
}

.filter-chips-scroll::before {
    left: 0;
    background: linear-gradient(to right, var(--bg-primary), transparent);
}

.filter-chips-scroll::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-primary), transparent);
}

.filter-chips-scroll--fade-start::before,
.filter-chips-scroll--fade-end::after {
    opacity: 1;
}

/* ─── Mobile filter toggle — hidden at desktop sidebar breakpoint ─────────── */

.filter-toolbar__toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
    /* 44px min touch target */
    min-height: 44px;
    padding: 0 var(--space-3);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition:
        color            var(--duration-fast) var(--ease),
        border-color     var(--duration-fast) var(--ease),
        background-color var(--duration-fast) var(--ease);
}

.filter-toolbar__toggle:hover {
    color: var(--text-primary);
    border-color: var(--border-medium);
    background-color: var(--surface-hover);
}

.filter-toolbar__toggle:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

@media (min-width: 1024px) {
    .filter-toolbar__toggle {
        display: none;
    }
}

/* ─── Active filter count badge ───────────────────────────────────────────── */

.filter-toolbar__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 var(--space-1);
    background-color: var(--accent-gold);
    color: var(--bg-primary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    line-height: 1;
}

/* ─── Individual chip ─────────────────────────────────────────────────────── */

.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    line-height: 1.4;
    text-decoration: none;
    color: var(--text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
    transition:
        border-color     var(--duration-fast) var(--ease),
        background-color var(--duration-fast) var(--ease),
        color            var(--duration-fast) var(--ease);
}

.filter-chip:hover {
    border-color: var(--accent-gold);
    color: var(--text-primary);
    background-color: var(--surface-hover);
}

.filter-chip:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

/* Group prefix — "Type ·", "Color ·", "Search ·" */
.filter-chip__group {
    font-size: var(--text-xs);
    color: var(--text-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.filter-chip__label {
    color: var(--text-primary);
    font-weight: 500;
}

/* Remove × icon */
.filter-chip__remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    color: var(--text-muted);
    flex-shrink: 0;
    transition: color var(--duration-fast) var(--ease);
}

.filter-chip:hover .filter-chip__remove {
    color: var(--text-primary);
}

/* "Clear all" — ghost style */
.filter-chip--clear {
    background-color: transparent;
    border-color: transparent;
    color: var(--text-muted);
    padding-inline: var(--space-1);
}

.filter-chip--clear:hover {
    color: var(--accent-gold);
    border-color: transparent;
    background-color: transparent;
}