/* ==========================================
   REDLINE — Browse & Listing Detail (browse.css)
   ========================================== */

/* Browse Page Layout */
.browse-page {
    padding: 90px 0 60px;
    min-height: 100vh;
}

/* Filter Bar */
.browse-filters {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.browse-filters .filter-search {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.browse-filters .filter-search input {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    padding: 10px 16px 10px 40px;
    font-size: 0.9rem;
    font-family: var(--font-body);
}

.browse-filters .filter-search input:focus {
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px var(--accent-red-glow);
    outline: none;
}

.browse-filters .filter-search .search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.browse-filters .filter-select {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    font-size: 0.85rem;
    min-width: 160px;
    font-family: var(--font-body);
    cursor: pointer;
}

.browse-filters .filter-select:focus {
    border-color: var(--accent-red);
    outline: none;
}

/* Category Pills */
.category-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.category-pills a {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.category-pills a:hover,
.category-pills a.active {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: white;
}

/* =========================================
   Sidebar Filter Layout
   ========================================= */
.browse-layout {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.browse-sidebar {
    width: 260px;
    flex-shrink: 0;
    position: sticky;
    top: 90px;
    background: var(--bg-surface, #1a1a1a);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.filter-close-btn {
    display: none;
}

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

.filter-group {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}
.filter-group:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.filter-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Custom Checkbox */
.custom-checkbox-wrapper {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color 0.2s;
}
.custom-checkbox-wrapper:hover {
    color: var(--text-primary);
}
.custom-checkbox-wrapper input {
    display: none;
}
.custom-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    margin-right: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: transparent;
    transition: all 0.2s;
    background: var(--bg-card);
}
.custom-checkbox-wrapper input:checked + .custom-checkbox {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: #fff;
}
.custom-checkbox-wrapper input:checked ~ span {
    color: var(--text-primary);
    font-weight: 600;
}

/* Toggle Switch (Availability) */
.browse-toggle-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.browse-toggle {
    position: relative;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}
.browse-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}
.browse-toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: rgba(255,255,255,0.1);
    border-radius: 24px;
    transition: 0.3s;
    border: 1px solid rgba(255,255,255,0.08);
}
.browse-toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 2px;
    bottom: 2px;
    background: #888;
    border-radius: 50%;
    transition: 0.3s;
}
.browse-toggle.on .browse-toggle-slider {
    background: rgba(229,57,53,0.25);
    border-color: rgba(229,57,53,0.4);
}
.browse-toggle.on .browse-toggle-slider::before {
    transform: translateX(20px);
    background: var(--accent-red, #e53935);
    box-shadow: 0 0 8px rgba(229,57,53,0.4);
}
.browse-toggle-wrapper:hover .browse-toggle-slider {
    border-color: rgba(255,255,255,0.15);
}
.browse-toggle.on + span {
    color: var(--text-primary);
    font-weight: 600;
}

/* Mobile Filter Toggle Button */
.mobile-filter-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 20px;
    cursor: pointer;
}

.mobile-filter-overlay {
    display: none;
}

/* Results count */
.browse-results-count {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* Empty state */
.browse-empty {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
}

.browse-empty i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.browse-empty h3 {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* ===== LISTING DETAIL PAGE ===== */
.listing-detail-page {
    padding: 90px 0 60px;
    min-height: 100vh;
}

.listing-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.listing-detail-image {
    width: 100%;
    aspect-ratio: 1/1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}

.listing-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.listing-detail-image .no-img-large {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
    font-size: 5rem;
}

.listing-detail-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.listing-detail-info .detail-category {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
    background: var(--bg-elevated);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    width: fit-content;
}

.listing-detail-info .detail-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    margin: 0;
}

.listing-detail-info .detail-price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0;
}

.listing-detail-info .detail-condition {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    width: fit-content;
}

.listing-detail-info .detail-condition i {
    color: #4caf50;
}

.listing-detail-info .detail-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
}

.listing-detail-info .detail-seller {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.listing-detail-info .seller-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--accent-red);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
}

.listing-detail-info .seller-name {
    font-weight: 600;
    color: var(--text-primary);
}

.listing-detail-info .seller-badge {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.listing-detail-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

/* Related Listings */
.related-section {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

/* Listings Grid for Browse and Seller Pages */
.listings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
    margin-top: 24px;
}
.listing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    transition: transform 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
}
.listing-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
}
.listing-img {
    aspect-ratio: 1/1;
    position: relative;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-color);
}
.listing-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.listing-img .no-img {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 4rem;
    opacity: 0.2;
}
.listing-body {
    padding: 16px;
}
.listing-category { font-size: 0.75rem; color: var(--accent-red); font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; display: block; }
.listing-title { color: var(--text-primary); margin: 0 0 8px; font-size: 1rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height:1.3; }
.listing-price { margin: 0; color: #fff; font-size: 1.15rem; font-weight: 800; }

/* ========== SOLD OUT CARD STYLES ========== */
.listing-card--soldout .listing-img img {
    opacity: 0.45;
    filter: grayscale(40%);
    transition: opacity 0.3s, filter 0.3s;
}
.listing-card--soldout:hover .listing-img img {
    opacity: 0.55;
    filter: grayscale(20%);
}

/* Sold-out dark overlay */
.soldout-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.55) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    pointer-events: none;
}

/* Sold-out badge */
.soldout-badge {
    background: rgba(229, 57, 53, 0.95);
    color: #fff;
    padding: 6px 18px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    box-shadow: 0 4px 16px rgba(229, 57, 53, 0.35);
    backdrop-filter: blur(4px);
    animation: soldoutPulse 2.5s ease-in-out infinite;
}

@keyframes soldoutPulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(229, 57, 53, 0.35); }
    50% { box-shadow: 0 4px 24px rgba(229, 57, 53, 0.55); }
}

/* Wishlist heart button on cards */
.card-wishlist-btn {
    position: absolute;
    bottom: 12px;
    right: 12px;
    z-index: 5;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 0;
    outline: none;
}

.card-wishlist-btn:hover {
    transform: scale(1.15);
    background: rgba(229, 57, 53, 0.15);
    border-color: rgba(229, 57, 53, 0.4);
    color: #e53935;
}

.card-wishlist-btn.wishlisted {
    background: rgba(229, 57, 53, 0.2);
    border-color: rgba(229, 57, 53, 0.5);
    color: #e53935;
}

.card-wishlist-btn.wishlisted:hover {
    background: rgba(229, 57, 53, 0.3);
}

.card-wishlist-btn.wishlisted i {
    animation: heartPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes heartPop {
    0% { transform: scale(1); }
    50% { transform: scale(1.35); }
    100% { transform: scale(1); }
}

/* Price sold-out label */
.price-soldout {
    color: var(--accent-red, #e53935);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    opacity: 0.85;
}

/* Responsive */
@media (max-width: 768px) {
    .browse-page, .listing-detail-page {
        padding: 70px 16px 40px;
    }

    .listing-detail-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .listing-detail-info .detail-title {
        font-size: 1.4rem;
    }

    .listing-detail-info .detail-price {
        font-size: 1.6rem;
    }

    .listing-detail-actions {
        flex-direction: column;
    }

    .listing-detail-actions .btn-red,
    .listing-detail-actions .btn-outline-white {
        width: 100%;
        justify-content: center;
    }
    
    /* Mobile Browse Sidebar */
    .browse-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-surface);
        z-index: 1001;
        overflow-y: auto;
        padding: 24px;
        box-shadow: 10px 0 30px rgba(0,0,0,0.5);
        transition: left 0.3s ease;
    }
    .browse-sidebar.open {
        left: 0;
    }
    .mobile-filter-overlay.open {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.7);
        z-index: 1000;
        backdrop-filter: blur(2px);
    }
    .mobile-filter-toggle {
        display: flex;
    }
    .filter-close-btn {
        display: flex !important;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 24px;
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--text-primary);
    }
    .filter-close-btn i {
        font-size: 1.4rem;
        cursor: pointer;
        color: var(--text-muted);
    }
}