/* ============================================
   LeCharme - Products with Filters
   Optimized & Responsive
   ============================================ */

/* CSS Variables */
:root {
    --color-primary: #0f0f23;
    --color-accent: #c9a227;
    --color-accent-dark: #a68820;
    --color-danger: #be6a7a;
    --color-success: #2ecc71;
    --color-text: #0f0f23;
    --color-text-muted: #7a7469;
    --color-text-light: #a09a8d;
    --color-border: #ddd9d1;
    --color-border-hover: #c4bfb5;
    --color-bg: #ffffff;
    --color-bg-soft: #f0eeeb;
    --font-primary: 'Poppins', system-ui, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.1);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --sidebar-width: 320px;
}

/* Base Reset */
.filter__page {
   
    padding: 40px 20px;
    font-family: var(--font-primary);
    background: var(--color-bg);
    color: var(--color-text);
}

.filter__page img {
    max-width: 100%;
    display: block;
}

.filter__page button {
    font-family: inherit;
    cursor: pointer;
    border: none;
}

/* Mobile Filter Toggle */
.filter__mobile-toggle {
    display: none;
    position: fixed;
    top: 50%;
    left: 16px;
    z-index: 1000;
    padding: 12px 16px;
    background: var(--color-primary);
    color: var(--color-bg);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.filter__mobile-toggle:hover {
    background: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.filter__mobile-toggle i {
    font-size: 1.1rem;
}

.filter__mobile-toggle.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Overlay */
.filter__overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.filter__overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Main Wrapper */
.filter__wrapper {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    gap: 0;
}

/* ============================================
   FILTER SIDEBAR
   ============================================ */

.filter__sidebar {
    background: var(--color-bg);
    padding: 24px;
    border: 1px solid var(--color-border);
    border-right: none;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    align-self: start;
}

/* Fieldset Reset */
.filter__section {
    border: none;
    padding: 0;
    margin: 0 0 28px 0;
}


.filter__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.filter__header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter__btn-close {
    display: none;
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    color: var(--color-bg);
    border-radius: var(--radius-sm);
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: fixed;
    top: 16px;
    right: 25px;
    z-index: 1001;
    box-shadow: var(--shadow-md);
}

.filter__btn-close:hover {
    background: var(--color-accent);
    color: var(--color-primary);
}

.filter__btn-close i {
    font-size: 1.2rem;
}

.filter__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
}

.filter__btn-clear {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: transparent;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.filter__btn-clear:hover {
    background: var(--color-bg-soft);
    color: var(--color-text);
}

.filter__section:last-of-type {
    margin-bottom: 24px;
}

.filter__section-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Price Range */
.filter__price-inputs {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter__price-input {
    flex: 1;
    min-width: 0;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: var(--font-primary);
    color: var(--color-text);
    background: var(--color-bg);
    transition: all var(--transition-fast);
    -moz-appearance: textfield;
    appearance: textfield;
}

.filter__price-input::-webkit-outer-spin-button,
.filter__price-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.filter__price-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}

.filter__price-separator {
    color: var(--color-text-light);
    font-weight: 500;
    flex-shrink: 0;
}

/* Checkbox Group */
.filter__checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter__checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.filter__checkbox:hover {
    background: var(--color-bg-soft);
}

.filter__checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accent);
    flex-shrink: 0;
}

.filter__checkbox-label {
    font-size: 0.9rem;
    color: var(--color-text);
    user-select: none;
}

/* Rating Group */
.filter__rating-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter__rating-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.filter__rating-item:hover {
    background: var(--color-bg-soft);
}

.filter__rating-item input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accent);
    flex-shrink: 0;
    margin-right: 10px;
}

.filter__rating-stars {
    display: flex;
    align-items: center;
    gap: 4px;
}

.filter__rating-stars i {
    font-size: 0.9rem;
    color: var(--color-accent);
}

.filter__rating-text {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-left: 6px;
}

/* Badge Group */
.filter__badge-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter__badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--color-bg-soft);
    color: var(--color-text);
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.filter__badge:hover,
.filter__badge.active {
    background: var(--color-accent);
    color: var(--color-primary);
    border-color: var(--color-accent);
}

/* Apply Button */
.filter__btn-apply {
    width: 100%;
    padding: 14px;
    background: var(--color-primary);
    color: var(--color-bg);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-fast);
    margin-top: 8px;
}

.filter__btn-apply:hover {
    background: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.filter__main {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: 24px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    width: 100%;
    min-width: 0;
    overflow: hidden; /* Ensure width calculation */
}

/* Topbar */
.filter__topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: 16px;
}

.filter__results-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
}

.filter__results-count {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.filter__sort {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter__sort-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.filter__sort-select {
    padding: 10px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: var(--font-primary);
    color: var(--color-text);
    background: var(--color-bg);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 200px;
}

.filter__sort-select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}

/* Products Grid */
.filter__products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    width: 100%;
    min-width: 0;
}

.filter__products-grid .product__slider__card {
    width: 100%;
    min-width: 0;
}

/* Fix: Use padding-bottom hack for reliable aspect ratio - override product-slider.css */
.filter__products-grid #product__slider__card__image {
    width: 100% !important;
    min-width: 0 !important;
    position: relative !important;
    height: 0 !important;
    padding-bottom: 100% !important; /* 1:1 aspect ratio */
    overflow: hidden !important;
    background: var(--color-bg-soft) !important;
    aspect-ratio: unset !important; /* Override product-slider.css */
    margin: 0 !important;
}

.filter__products-grid #product__slider__card__image img {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    display: block !important;
    margin: 0 !important;
}

/* ============================================
   RESPONSIVE - Tablet
   ============================================ */

@media (max-width: 1200px) {
    :root {
        --sidebar-width: 260px;
    }

    .filter__products-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
    }
}

/* ============================================
   RESPONSIVE - Tablet
   ============================================ */

@media (max-width: 992px) {
    .filter__wrapper {
        grid-template-columns: 1fr;
    }

    .filter__sidebar {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        position: relative;
        max-height: none;
    }

    .filter__products-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}

/* ============================================
   RESPONSIVE - Mobile
   ============================================ */

@media (max-width: 768px) {
    .filter__mobile-toggle {
        display: flex;
    }

    .filter__page {
        padding: 80px 16px 24px;
    }

    .filter__wrapper {
        display: block;
        border: none;
        box-shadow: none;
    }

    .filter__main {
        padding: 20px 0;
        border: none;
        border-radius: 0;
    }

    .filter__sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: min(320px, 85vw);
        height: 100vh;
        height: 100dvh;
        border: none;
        border-radius: 0;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        padding: 70px 20px 24px;
        z-index: 999;
        overflow-y: auto;
        align-self: auto;
    }

    .filter__sidebar.active {
        transform: translateX(0);
    }

    .filter__btn-close {
        display: flex;
    }

    .filter__header-actions {
        display: none;
    }

    .filter__title {
        font-size: 1.25rem;
    }

    .filter__results-title {
        font-size: 1.5rem;
    }

    .filter__sort {
        width: 100%;
    }

    .filter__sort-select {
        flex: 1;
        min-width: 0;
    }

    .filter__products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

/* ============================================
   RESPONSIVE - Small Mobile
   ============================================ */

@media (max-width: 480px) {
    .filter__page {
        padding: 70px 12px 20px;
    }

    .filter__mobile-toggle {
        top: 12px;
        left: 12px;
        padding: 10px 14px;
    }

    .filter__mobile-toggle span {
        display: none;
    }

    .filter__sidebar {
        width: min(300px, 90vw);
        padding: 60px 16px 20px;
    }

    .filter__btn-close {
        top: 12px;
        left: 12px;
        width: 32px;
        height: 32px;
    }

    .filter__results-title {
        font-size: 1.3rem;
    }

    .filter__products-grid {
        gap: 12px;
    }
}

/* ============================================
   RESPONSIVE - Extra Small
   ============================================ */

@media (max-width: 360px) {
    .filter__page {
        padding: 65px 10px 16px;
    }

    .filter__mobile-toggle {
        top: 10px;
        left: 10px;
        padding: 8px 12px;
    }

    .filter__sidebar {
        width: min(280px, 92vw);
        padding: 55px 14px 18px;
    }

    .filter__products-grid {
        gap: 10px;
    }
}

/* ============================================
   ACCESSIBILITY & PERFORMANCE
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.filter__checkbox input:focus-visible,
.filter__rating-item input:focus-visible,
.filter__price-input:focus-visible,
.filter__sort-select:focus-visible,
.filter__badge:focus-visible,
.filter__btn-apply:focus-visible,
.filter__btn-clear:focus-visible,
.filter__mobile-toggle:focus-visible,
.filter__btn-close:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .filter__page {
        --color-border: #000;
        --color-text-muted: #333;
    }
}






/* ============================================
   RESPONSIVE - Tablet
   ============================================ */

@media (max-width: 1200px) {
    :root {
        --sidebar-width: 260px;
    }

    .filter__products-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 992px) {
    .filter__wrapper {
        grid-template-columns: 1fr;
    }

    .filter__sidebar {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        position: relative;
        max-height: none;
    }

    .filter__products-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}

/* ============================================
   RESPONSIVE - Mobile
   ============================================ */

@media (max-width: 768px) {
    .filter__mobile-toggle {
        display: flex;
    }

    .filter__page {
        padding: 80px 16px 24px;
    }

    .filter__wrapper {
        display: block;
        border: none;
        box-shadow: none;
    }

    .filter__main {
        padding: 20px 0;
        border: none;
        border-radius: 0;
    }

    .filter__sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: min(320px, 85vw);
        height: 100vh;
        height: 100dvh;
        border: none;
        border-radius: 0;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        padding: 70px 20px 24px;
        z-index: 999;
        overflow-y: auto;
        align-self: auto;
    }

    .filter__sidebar.active {
        transform: translateX(0);
        z-index: 999999;
    }

    .filter__btn-close {
        display: flex;
    }

    .filter__header-actions {
        display: none;
    }

    .filter__title {
        font-size: 1.25rem;
    }

    .filter__results-title {
        font-size: 1.5rem;
    }

    .filter__sort {
        width: 100%;
    }

    .filter__sort-select {
        flex: 1;
        min-width: 0;
    }

    .filter__products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

/* ============================================
   RESPONSIVE - Small Mobile
   ============================================ */

@media (max-width: 480px) {
    .filter__page {
        padding: 70px 12px 20px;
    }

    .filter__mobile-toggle {
        top: 50%;
        left: 1px;
        padding: 10px 14px;
    }

    .filter__mobile-toggle span {
        display: none;
    }

    .filter__sidebar {
        width: min(300px, 90vw);
        padding: 60px 16px 20px;
    }

    .filter__btn-close {
        top: 12px;
        right: 15px;
        width: 32px;
        height: 32px;
    }

    .filter__results-title {
        font-size: 1.3rem;
    }

    .filter__products-grid {
        gap: 12px;
    }
}

/* ============================================
   RESPONSIVE - Extra Small
   ============================================ */

@media (max-width: 360px) {
    .filter__page {
        padding: 65px 10px 16px;
    }

    .filter__mobile-toggle {
        top: 10px;
        left: 10px;
        padding: 8px 12px;
    }

    .filter__sidebar {
        width: min(280px, 92vw);
        padding: 55px 14px 18px;
    }

    .filter__products-grid {
        gap: 10px;
    }
}

/* ============================================
   ACCESSIBILITY & PERFORMANCE
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.filter__checkbox input:focus-visible,
.filter__rating-item input:focus-visible,
.filter__price-input:focus-visible,
.filter__sort-select:focus-visible,
.filter__badge:focus-visible,
.filter__btn-apply:focus-visible,
.filter__btn-clear:focus-visible,
.filter__mobile-toggle:focus-visible,
.filter__btn-close:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .filter__page {
        --color-border: #000;
        --color-text-muted: #333;
    }
}

/* ============================================
   REAL-TIME FILTER STYLES
   ============================================ */

/* Mobile-only utility */
.filter__mobile-only {
    display: none;
}

@media (max-width: 768px) {
    .filter__mobile-only {
        display: flex;
    }
}

/* Active badge state */
.filter__badge.active {
    background: var(--color-accent) !important;
    color: white !important;
    border-color: var(--color-accent) !important;
}

/* Loading state */
.filter__loading {
    position: relative;
    min-height: 200px;
}

.filter__skeleton-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    backdrop-filter: blur(2px);
    border-radius: var(--radius-md);
}

.filter__spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: filter-spin 0.7s linear infinite;
}

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

/* Error state */
.filter__error {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--color-text-muted);
}

.filter__error i {
    font-size: 3.5rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
    display: block;
}

.filter__error p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.filter__retry-btn {
    padding: 0.75rem 2rem;
    background: var(--color-accent);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.filter__retry-btn:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
}

/* Disabled state during loading */
.filter--loading .filter__btn-apply,
.filter--loading .filter__btn-clear,
.filter--loading .filter__sidebar input,
.filter--loading .filter__sidebar select,
.filter--loading .filter__sidebar button:not(.filter__btn-close) {
    opacity: 0.6;
    pointer-events: none;
}

/* Pagination container */
.filter__pagination {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.filter__pagination nav {
    display: flex;
    gap: 0.5rem;
}

.filter__pagination a,
.filter__pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.filter__pagination a {
    background: var(--color-bg-soft);
    color: var(--color-text);
    text-decoration: none;
}

.filter__pagination a:hover {
    background: var(--color-accent);
    color: white;
}

.filter__pagination span[aria-current="page"] {
    background: var(--color-accent);
    color: white;
    font-weight: 600;
}

/* No products state */
.filter__no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--color-text-muted);
}

.filter__no-products p {
    font-size: 1.1rem;
}