/* ============================================================
   Stammiz Custom Filter — filter.css
   ============================================================ */

:root {
    --scf-primary:       #1a1a2e;
    --scf-accent:        #124724;
    --scf-accent-light:  #eaf3ec;
    --scf-accent-hover:  #0d3319;
    --scf-bg:            #ffffff;
    --scf-gray-50:       #f9fafb;
    --scf-gray-100:      #f3f4f6;
    --scf-gray-200:      #e5e7eb;
    --scf-gray-400:      #9ca3af;
    --scf-gray-600:      #6b7280;
    --scf-text:          #1f2937;
    --scf-border:        #e5e7eb;
    --scf-radius-sm:     6px;
    --scf-radius:        12px;
    --scf-shadow:        0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.06);
    --scf-shadow-hover:  0 4px 20px rgba(0,0,0,0.12);
    --scf-sidebar-w:     250px;
    --scf-ease:          0.18s ease;
}

/* ── Layout ─────────────────────────────────────────────── */

.scf-layout {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    width: 100%;
    margin-bottom: 24px;
}

/* ── Sidebar ─────────────────────────────────────────────── */

.scf-sidebar {
    width: var(--scf-sidebar-w);
    flex-shrink: 0;
    position: sticky;
    top: 100px;
}

.scf-panel {
    background: var(--scf-bg);
    border-radius: var(--scf-radius);
    box-shadow: var(--scf-shadow);
    border: 1px solid var(--scf-border);
    overflow: hidden;
}

/* Panel header */
.scf-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 18px 13px;
    background: var(--scf-primary);
}

.scf-panel-title {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.scf-clear-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.65);
    font-size: 11px;
    padding: 3px 9px;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--scf-ease);
    font-family: inherit;
    display: none;
    white-space: nowrap;
}

.scf-clear-btn.visible { display: block; }

.scf-clear-btn:hover {
    background: rgba(255,255,255,0.18);
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}

/* ── Category Group ──────────────────────────────────────── */

.scf-group {
    border-bottom: 1px solid var(--scf-border);
    transition: var(--scf-ease);
}

.scf-group:last-child { border-bottom: none; }

.scf-group-header {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 13px 18px 13px 14px;
    background: transparent;
    border: none;
    border-left: 3px solid transparent;
    cursor: pointer;
    text-align: left;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--scf-text);
    transition: var(--scf-ease);
    font-family: inherit;
}

.scf-group-header:hover {
    background: var(--scf-gray-50);
    color: var(--scf-accent);
    border-left-color: var(--scf-accent);
}

.scf-group.has-active .scf-group-header {
    background: var(--scf-gray-50);
    border-left-color: var(--scf-accent);
    color: var(--scf-accent);
}

.scf-group-header.active {
    background: var(--scf-accent-light);
    border-left-color: var(--scf-accent);
    color: var(--scf-accent);
    font-weight: 700;
}

.scf-icon {
    font-size: 17px;
    line-height: 1;
    flex-shrink: 0;
}

.scf-group-name { flex: 1; line-height: 1.4; }

.scf-arrow {
    font-size: 12px;
    color: var(--scf-gray-400);
    transition: transform var(--scf-ease);
}

.scf-group-header:hover .scf-arrow { transform: translateX(4px); }

/* ── Chips (sub-categories) ──────────────────────────────── */

.scf-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 2px 14px 14px 40px;
}

.scf-chip {
    background: var(--scf-gray-100);
    border: 1px solid var(--scf-border);
    color: var(--scf-gray-600);
    font-size: 12px;
    padding: 5px 12px;
    border-radius: 20px;
    cursor: pointer;
    transition: all var(--scf-ease);
    font-family: inherit;
    white-space: nowrap;
    line-height: 1;
}

.scf-chip:hover {
    background: var(--scf-accent-light);
    border-color: var(--scf-accent);
    color: var(--scf-accent);
}

.scf-chip.active {
    background: var(--scf-accent);
    border-color: var(--scf-accent);
    color: #fff;
    font-weight: 600;
}

/* ── Main / Results area ─────────────────────────────────── */

.scf-main {
    flex: 1;
    min-width: 0;
}

.scf-main-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 14px;
    margin-bottom: 18px;
    border-bottom: 2px solid var(--scf-border);
}

.scf-count {
    font-size: 13px;
    color: var(--scf-gray-600);
}

.scf-count strong { color: var(--scf-text); font-weight: 700; }

.scf-sort-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}

.scf-sort-wrap label {
    font-size: 12px;
    color: var(--scf-gray-600);
}

#scfSort {
    border: 1px solid var(--scf-border);
    border-radius: var(--scf-radius-sm);
    padding: 6px 12px;
    font-size: 13px;
    color: var(--scf-text);
    background: var(--scf-bg);
    cursor: pointer;
    outline: none;
    font-family: inherit;
    transition: border-color var(--scf-ease);
}

#scfSort:focus, #scfSort:hover { border-color: var(--scf-accent); }

/* ── Loading ─────────────────────────────────────────────── */

.scf-loading {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    gap: 16px;
}

.scf-loading.visible { display: flex; }

.scf-spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--scf-gray-200);
    border-top-color: var(--scf-accent);
    border-radius: 50%;
    animation: scf-spin 0.75s linear infinite;
}

.scf-loading p {
    font-size: 13px;
    color: var(--scf-gray-600);
    margin: 0;
}

@keyframes scf-spin { to { transform: rotate(360deg); } }

/* ── Products wrap ───────────────────────────────────────── */

.scf-products-wrap {
    transition: opacity 0.22s ease;
}

.scf-products-wrap.fading { opacity: 0.25; pointer-events: none; }

/* Empty state */
.scf-empty {
    text-align: center;
    padding: 70px 20px;
    color: var(--scf-gray-600);
    font-size: 15px;
}

/* ── Pagination ──────────────────────────────────────────── */

.scf-pagination-wrap {
    margin-top: 36px;
    display: flex;
    justify-content: center;
}

.scf-pagination {
    display: flex;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
    justify-content: center;
}

.scf-page-btn {
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border: 1px solid var(--scf-border);
    background: var(--scf-bg);
    color: var(--scf-text);
    border-radius: var(--scf-radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
    transition: all var(--scf-ease);
    white-space: nowrap;
}

.scf-page-btn:hover {
    border-color: var(--scf-accent);
    color: var(--scf-accent);
    background: var(--scf-accent-light);
}

.scf-page-btn.active {
    background: var(--scf-accent);
    border-color: var(--scf-accent);
    color: #fff;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(18,71,36,0.35);
}

.scf-page-btn.scf-prev,
.scf-page-btn.scf-next {
    font-size: 12px;
    color: var(--scf-gray-600);
}

.scf-dots {
    color: var(--scf-gray-400);
    font-size: 14px;
    padding: 0 2px;
    user-select: none;
}

/* ── Mobile toggle ───────────────────────────────────────── */

.scf-mobile-toggle {
    display: none;
    width: 100%;
    padding: 13px 16px;
    background: var(--scf-primary);
    color: #fff;
    border: none;
    border-radius: var(--scf-radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    margin-bottom: 10px;
    font-family: inherit;
    align-items: center;
    justify-content: space-between;
    transition: var(--scf-ease);
}

.scf-mobile-toggle:hover { background: #2c2c4e; }

.scf-toggle-arrow {
    font-size: 11px;
    transition: transform var(--scf-ease);
}

.scf-mobile-toggle.open .scf-toggle-arrow {
    transform: rotate(180deg);
}

/* ── Override WooCommerce defaults in our container ─────── */

.scf-products-wrap .products {
    margin: 0 !important;
}

/* Hide default WooCommerce elements replaced by our UI */
.scf-hide { display: none !important; }

/* ── Restyle WooCommerce default pagination ──────────────
   ให้หน้าตาเหมือน pagination ของ plugin (ใช้กับหน้า load ครั้งแรก)
   ---------------------------------------------------------------- */

.woocommerce-pagination,
nav.woocommerce-pagination {
    display: flex !important;
    justify-content: center;
    margin-top: 36px;
}

.woocommerce-pagination ul.page-numbers {
    display: flex !important;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
}

.woocommerce-pagination ul.page-numbers li {
    margin: 0 !important;
    padding: 0 !important;
    display: flex;
}

/* ทุกปุ่ม */
.woocommerce-pagination ul.page-numbers li a.page-numbers,
.woocommerce-pagination ul.page-numbers li span.page-numbers {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border: 1px solid var(--scf-border) !important;
    outline: none !important;
    background: var(--scf-bg) !important;
    color: var(--scf-text) !important;
    border-radius: var(--scf-radius-sm) !important;
    font-size: 13px !important;
    font-family: inherit !important;
    text-decoration: none !important;
    transition: all var(--scf-ease);
    box-shadow: none !important;
    cursor: pointer;
    line-height: 1;
    -webkit-appearance: none !important;
    appearance: none !important;
}

/* Hover */
.woocommerce-pagination ul.page-numbers li a.page-numbers:hover {
    border-color: var(--scf-accent) !important;
    color: var(--scf-accent) !important;
    background: var(--scf-accent-light) !important;
}

/* Active / current page */
.woocommerce-pagination ul.page-numbers li span.current {
    background: var(--scf-accent) !important;
    border-color: var(--scf-accent) !important;
    color: #fff !important;
    font-weight: 700 !important;
    box-shadow: 0 2px 8px rgba(18,71,36,0.35) !important;
}

/* prev / next */
.woocommerce-pagination ul.page-numbers li a.prev,
.woocommerce-pagination ul.page-numbers li a.next {
    font-size: 12px !important;
    color: var(--scf-gray-600) !important;
    padding: 0 14px !important;
}

/* dots … */
.woocommerce-pagination ul.page-numbers li span.page-numbers.dots {
    border: none !important;
    background: transparent !important;
    color: var(--scf-gray-400) !important;
    font-size: 14px !important;
    min-width: auto !important;
    padding: 0 4px !important;
    cursor: default;
}

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 900px) {
    :root { --scf-sidebar-w: 210px; }
}

@media (max-width: 768px) {
    .scf-layout {
        flex-direction: column;
        gap: 16px;
    }

    .scf-sidebar {
        width: 100%;
        position: relative;
        top: 0;
    }

    .scf-mobile-toggle { display: flex; }

    .scf-panel { display: none; }
    .scf-panel.open { display: block; }

    .scf-chips { padding-left: 14px; }

    .scf-main-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .scf-page-btn { min-width: 34px; height: 34px; font-size: 12px; }
}