/* ═══════════════════════════════════════════
   NS SHOP FILTER - Frontend Styles v1.0.0
   Palette: #1A1A1A / #FE9900 / #FFB84D / #fff
   Fonts: Albert Sans (body), Urbanist (headings)
   ═══════════════════════════════════════════ */

/* ── Reset & Container ── */
.nssf-shop {
    --nssf-dark: #1A1A1A;
    --nssf-orange: #FE9900;
    --nssf-orange-light: #FFB84D;
    --nssf-orange-bg: #FFF8EE;
    --nssf-grey: #F5F5F5;
    --nssf-border: #E8E8E8;
    --nssf-text: #1A1A1A;
    --nssf-text-mid: #666;
    --nssf-text-light: #999;
    --nssf-white: #fff;
    --nssf-radius: 12px;
    --nssf-transition: 0.3s ease;

    font-family: 'Albert Sans', sans-serif;
    max-width: 1400px;
    margin: 0 auto;
    box-sizing: border-box;
}
.nssf-shop *, .nssf-shop *::before, .nssf-shop *::after {
    box-sizing: border-box;
}

/* ── Layout ── */
.nssf-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 30px;
    align-items: start;
}

/* ═══════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════ */
.nssf-sidebar {
    background: var(--nssf-white);
    border-radius: var(--nssf-radius);
    border: 1px solid var(--nssf-border);
    padding: 0;
    position: sticky;
    top: 120px;
    overflow: hidden;
}

.nssf-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 22px;
    background: var(--nssf-dark);
    color: var(--nssf-white);
}
.nssf-sidebar-header h3 {
    font-family: 'Urbanist', sans-serif;
    font-size: 16px;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--nssf-white);
}
.nssf-sidebar-header svg {
    fill: var(--nssf-orange);
}
.nssf-sidebar-close {
    display: none;
    background: none;
    border: none;
    color: var(--nssf-white);
    font-size: 18px;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
}

/* ── Search ── */
.nssf-search-wrap {
    position: relative;
    padding: 16px 22px;
    border-bottom: 1px solid var(--nssf-border);
}
.nssf-search-icon {
    position: absolute;
    left: 34px;
    top: 50%;
    transform: translateY(-50%);
    fill: var(--nssf-text-light);
    pointer-events: none;
}
.nssf-search {
    width: 100%;
    padding: 10px 12px 10px 36px;
    border: 1px solid var(--nssf-border);
    border-radius: 8px;
    font-family: 'Albert Sans', sans-serif;
    font-size: 14px;
    color: var(--nssf-text);
    background: var(--nssf-grey);
    outline: none;
    transition: border-color var(--nssf-transition);
}
.nssf-search:focus {
    border-color: var(--nssf-orange);
    background: var(--nssf-white);
}

/* ── Filter Groups ── */
.nssf-filter-group {
    border-bottom: 1px solid var(--nssf-border);
}
.nssf-filter-toggle {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    padding: 16px 22px !important;
    background: none !important;
    background-color: transparent !important;
    background-image: none !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    font-family: 'Urbanist', sans-serif !important;
    font-size: 14px !important;
    font-weight: 700 !important;
    color: var(--nssf-text) !important;
    cursor: pointer !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    transition: color 0.3s ease !important;
    margin: 0 !important;
    text-decoration: none !important;
    outline: none !important;
}
.nssf-filter-toggle:hover,
.nssf-filter-toggle:focus,
.nssf-filter-toggle:active {
    color: var(--nssf-orange) !important;
    background: none !important;
    background-color: transparent !important;
    background-image: none !important;
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
    text-decoration: none !important;
}
.nssf-chevron {
    transition: transform var(--nssf-transition);
}
.nssf-filter-toggle.nssf-open .nssf-chevron {
    transform: rotate(180deg);
}

.nssf-filter-content {
    display: none;
    padding: 0 22px 16px;
}
.nssf-filter-content.nssf-open {
    display: block;
}

/* ── Checkboxes ── */
.nssf-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 0;
    cursor: pointer;
    font-size: 14px;
    color: var(--nssf-text-mid);
    transition: color var(--nssf-transition);
}
.nssf-checkbox:hover {
    color: var(--nssf-text);
}
.nssf-checkbox input {
    display: none;
}
.nssf-check {
    width: 18px;
    height: 18px;
    border: 2px solid var(--nssf-border);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--nssf-transition);
}
.nssf-checkbox input:checked + .nssf-check {
    background: var(--nssf-orange);
    border-color: var(--nssf-orange);
}
.nssf-checkbox input:checked + .nssf-check::after {
    content: '';
    width: 5px;
    height: 9px;
    border: 2px solid var(--nssf-white);
    border-top: none;
    border-left: none;
    transform: rotate(45deg) translateY(-1px);
}
.nssf-check-label {
    flex: 1;
}
.nssf-check-count {
    font-size: 12px;
    color: var(--nssf-text-light);
    background: var(--nssf-grey);
    padding: 2px 8px;
    border-radius: 10px;
}

/* ── Price Range ── */
.nssf-price-display {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    font-family: 'Urbanist', sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: var(--nssf-text);
}
.nssf-range-wrap {
    position: relative;
    height: 36px;
}
.nssf-range {
    -webkit-appearance: none;
    appearance: none;
    position: absolute;
    width: 100%;
    height: 6px;
    background: transparent;
    pointer-events: none;
    top: 14px;
    left: 0;
    margin: 0;
    z-index: 3;
}
.nssf-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--nssf-orange);
    border-radius: 50%;
    cursor: pointer;
    pointer-events: all;
    border: 3px solid var(--nssf-white);
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    transition: transform 0.2s;
}
.nssf-range::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}
.nssf-range::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--nssf-orange);
    border-radius: 50%;
    cursor: pointer;
    pointer-events: all;
    border: 3px solid var(--nssf-white);
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.nssf-range-track {
    position: absolute;
    width: 100%;
    height: 6px;
    background: var(--nssf-border);
    border-radius: 3px;
    top: 14px;
}
.nssf-range-fill {
    position: absolute;
    height: 100%;
    background: var(--nssf-orange);
    border-radius: 3px;
}

/* ── Filter Actions ── */
.nssf-filter-actions {
    display: flex;
    gap: 10px;
    padding: 18px 22px;
}
.nssf-clear-btn {
    flex: 1;
    padding: 10px !important;
    border: 1px solid var(--nssf-border) !important;
    border-radius: 8px !important;
    background: var(--nssf-white) !important;
    background-image: none !important;
    box-shadow: none !important;
    font-family: 'Albert Sans', sans-serif !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    color: var(--nssf-text-mid) !important;
    cursor: pointer;
    transition: all 0.3s ease !important;
}
.nssf-clear-btn:hover,
.nssf-clear-btn:focus,
.nssf-clear-btn:active {
    border-color: var(--nssf-text) !important;
    color: var(--nssf-text) !important;
    background: var(--nssf-white) !important;
    background-image: none !important;
    box-shadow: none !important;
}
.nssf-apply-btn {
    display: none;
    flex: 1;
    padding: 10px !important;
    border: none !important;
    border-radius: 8px !important;
    background: var(--nssf-orange) !important;
    background-image: none !important;
    box-shadow: none !important;
    font-family: 'Albert Sans', sans-serif !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    color: var(--nssf-white) !important;
    cursor: pointer;
    transition: background 0.3s ease !important;
}
.nssf-apply-btn:hover,
.nssf-apply-btn:focus,
.nssf-apply-btn:active {
    background: var(--nssf-orange-light) !important;
    background-image: none !important;
    box-shadow: none !important;
    color: var(--nssf-white) !important;
}

/* ═══════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════ */
.nssf-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--nssf-border);
}
.nssf-results-count {
    font-size: 14px;
    color: var(--nssf-text-mid);
}
.nssf-results-count strong {
    color: var(--nssf-text);
    font-weight: 700;
}
.nssf-topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* Active Tags */
.nssf-active-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.nssf-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: var(--nssf-orange-bg);
    color: var(--nssf-orange);
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    cursor: pointer;
    transition: all var(--nssf-transition);
}
.nssf-tag:hover {
    background: var(--nssf-orange);
    color: var(--nssf-white);
}
.nssf-tag-x {
    font-size: 14px;
    line-height: 1;
}

/* Sort */
.nssf-sort {
    padding: 8px 14px;
    border: 1px solid var(--nssf-border);
    border-radius: 8px;
    font-family: 'Albert Sans', sans-serif;
    font-size: 13px;
    color: var(--nssf-text);
    background: var(--nssf-white);
    cursor: pointer;
    outline: none;
}
.nssf-sort:focus {
    border-color: var(--nssf-orange);
}

/* ═══════════════════════════════════
   PRODUCT GRID
   ═══════════════════════════════════ */
.nssf-grid {
    display: grid;
    gap: 24px;
}
.nssf-grid[data-columns="3"] { grid-template-columns: repeat(3, 1fr); }
.nssf-grid[data-columns="4"] { grid-template-columns: repeat(4, 1fr); }

/* ── Product Card ── */
.nssf-card {
    border-radius: var(--nssf-radius);
    overflow: hidden;
    background: var(--nssf-white);
    border: 1px solid var(--nssf-border);
    transition: transform var(--nssf-transition), box-shadow var(--nssf-transition), border-color var(--nssf-transition);
}
.nssf-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.1);
    border-color: var(--nssf-orange);
}
.nssf-card-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Card Image */
.nssf-card-img {
    position: relative;
    height: 280px;
    background: var(--nssf-grey);
    overflow: hidden;
}
.nssf-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.4s ease;
}
.nssf-card:hover .nssf-card-img img {
    transform: scale(1.05);
}
.nssf-badge-sale {
    position: absolute;
    top: 12px;
    left: 12px;
    background: #C1272D;
    color: var(--nssf-white);
    font-size: 11px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

/* Card Body */
.nssf-card-body {
    padding: 20px 22px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.nssf-card-brand {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--nssf-orange);
    margin-bottom: 6px;
}
.nssf-card-title {
    font-family: 'Urbanist', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--nssf-text);
    margin: 0 0 10px;
    line-height: 1.3;
}
.nssf-card-desc {
    font-size: 13px;
    color: var(--nssf-text-mid);
    line-height: 1.55;
    margin: 0 0 14px;
}
.nssf-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}
.nssf-card-meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--nssf-text-light);
    background: var(--nssf-grey);
    padding: 4px 10px;
    border-radius: 6px;
}
.nssf-card-meta-tag svg {
    fill: var(--nssf-orange);
    flex-shrink: 0;
}
.nssf-card-type {
    font-size: 12px;
    color: var(--nssf-text-light);
    margin-bottom: 12px;
}
.nssf-card-price {
    margin-top: auto;
    font-family: 'Urbanist', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--nssf-text);
}
.nssf-card-price del {
    font-size: 14px;
    color: var(--nssf-text-light);
    font-weight: 400;
}
.nssf-card-price ins {
    text-decoration: none;
    color: #C1272D;
}

/* Card Footer */
.nssf-card-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--nssf-border);
}
.nssf-view-btn {
    display: block;
    text-align: center;
    font-family: 'Albert Sans', sans-serif;
    font-size: 13px;
    font-weight: 600;
    color: var(--nssf-text-mid);
    transition: color var(--nssf-transition);
}
.nssf-card:hover .nssf-view-btn {
    color: var(--nssf-orange);
}

/* ── No Results ── */
.nssf-no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
}
.nssf-no-results-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}
.nssf-no-results h4 {
    font-family: 'Urbanist', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--nssf-text);
    margin: 0 0 8px;
}
.nssf-no-results p {
    font-size: 15px;
    color: var(--nssf-text-mid);
    margin: 0;
}

/* ── Loading ── */
.nssf-loading {
    display: none;
    justify-content: center;
    align-items: center;
    gap: 12px;
    padding: 40px 0;
    color: var(--nssf-text-mid);
    font-size: 14px;
}
.nssf-loading.nssf-active {
    display: flex;
}
.nssf-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--nssf-border);
    border-top-color: var(--nssf-orange);
    border-radius: 50%;
    animation: nssf-spin 0.6s linear infinite;
}
@keyframes nssf-spin {
    to { transform: rotate(360deg); }
}

/* ── Pagination ── */
.nssf-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin-top: 32px;
}
.nssf-page-btn {
    min-width: 40px;
    height: 40px;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border: 1px solid var(--nssf-border) !important;
    border-radius: 8px !important;
    background: var(--nssf-white) !important;
    background-image: none !important;
    box-shadow: none !important;
    font-family: 'Albert Sans', sans-serif !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: var(--nssf-text) !important;
    cursor: pointer;
    transition: all 0.3s ease !important;
}
.nssf-page-btn:hover,
.nssf-page-btn:focus {
    border-color: var(--nssf-orange) !important;
    color: var(--nssf-orange) !important;
    background: var(--nssf-white) !important;
    background-image: none !important;
    box-shadow: none !important;
}
.nssf-page-btn.nssf-page-active,
.nssf-page-btn.nssf-page-active:hover {
    background: var(--nssf-dark) !important;
    border-color: var(--nssf-dark) !important;
    color: var(--nssf-white) !important;
}
.nssf-page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ═══════════════════════════════════
   MOBILE TOGGLE
   ═══════════════════════════════════ */
.nssf-mobile-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px !important;
    margin-bottom: 16px;
    border: 1px solid var(--nssf-border) !important;
    border-radius: var(--nssf-radius) !important;
    background: var(--nssf-white) !important;
    background-image: none !important;
    box-shadow: none !important;
    font-family: 'Albert Sans', sans-serif !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: var(--nssf-text) !important;
    cursor: pointer;
    transition: all 0.3s ease !important;
}
.nssf-mobile-toggle:hover,
.nssf-mobile-toggle:focus,
.nssf-mobile-toggle:active {
    border-color: var(--nssf-orange) !important;
    background: var(--nssf-white) !important;
    background-image: none !important;
    box-shadow: none !important;
    color: var(--nssf-text) !important;
}
.nssf-active-count {
    background: var(--nssf-orange);
    color: var(--nssf-white);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 10px;
}

.nssf-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 9998;
}
.nssf-overlay.nssf-active {
    display: block;
}

/* ═══════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════ */
@media (max-width: 1100px) {
    .nssf-grid[data-columns="3"] { grid-template-columns: repeat(2, 1fr); }
    .nssf-grid[data-columns="4"] { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
    .nssf-layout {
        grid-template-columns: 1fr;
    }

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

    .nssf-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 320px;
        height: 100vh;
        z-index: 9999;
        border-radius: 0;
        overflow-y: auto;
        transition: left 0.35s ease;
        border: none;
    }
    .nssf-sidebar.nssf-active {
        left: 0;
    }
    .nssf-sidebar-close {
        display: block;
    }

    .nssf-apply-btn {
        display: block;
    }

    .nssf-grid[data-columns="3"],
    .nssf-grid[data-columns="4"] {
        grid-template-columns: repeat(2, 1fr);
    }

    .nssf-topbar {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 600px) {
    .nssf-grid[data-columns="3"],
    .nssf-grid[data-columns="4"] {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .nssf-card-img {
        height: 220px;
    }
    .nssf-card-body {
        padding: 16px 16px;
    }
    .nssf-card-title {
        font-size: 15px;
    }
    .nssf-card-desc {
        font-size: 12px;
        margin-bottom: 10px;
    }
    .nssf-card-meta {
        gap: 4px;
        margin-bottom: 12px;
    }
    .nssf-card-meta-tag {
        font-size: 10px;
        padding: 3px 7px;
    }
    .nssf-card-meta-tag svg {
        width: 10px;
        height: 10px;
    }
    .nssf-card-price {
        font-size: 18px;
    }
    .nssf-card-brand {
        font-size: 10px;
    }
    .nssf-card-footer {
        padding: 12px 16px;
    }
    .nssf-view-btn {
        font-size: 12px;
    }

    .nssf-sidebar {
        width: 100%;
    }
}

@media (max-width: 400px) {
    .nssf-grid[data-columns="3"],
    .nssf-grid[data-columns="4"] {
        grid-template-columns: 1fr;
    }
    .nssf-card-img {
        height: 240px;
    }
    .nssf-card-title {
        font-size: 17px;
    }
    .nssf-card-desc {
        font-size: 13px;
    }
    .nssf-card-price {
        font-size: 20px;
    }
}