/* ==========================================================================
   Shared Auction Styles
   Used across: auctionIndex, auctionCard, auctionFaq, auctionApplySlideup
   ========================================================================== */

/* --------------------------------------------------------------------------
   Auction Card Grid
   -------------------------------------------------------------------------- */
.auctions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    padding: 1rem 0;
    align-items: start;
}
@media (max-width: 1200px) {
    .auctions-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 991px) {
    .auctions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 575px) {
    .auctions-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
}

/* --------------------------------------------------------------------------
   Mini Auction Card - Hero Style
   -------------------------------------------------------------------------- */
.auction-card-mini {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.auction-card-mini:hover {
    text-decoration: none;
    color: inherit;
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.auction-card-mini:hover .auction-card-mini-image > img {
    transform: scale(1.05);
}
.auction-card-mini-image {
    position: relative;
    padding-bottom: 130%;
    overflow: hidden;
    background: #f8f9fa;
}
.auction-card-mini-image > img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

/* Status Badges */
.auction-card-mini-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0,0,0,0.75);
    color: #fff;
    padding: 5px 12px;
    border-radius: 50px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 6px;
}
.auction-card-mini-badge.live {
    background: #fff;
    color: var(--brand-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.auction-card-mini-badge.upcoming {
    background: var(--brand-color);
}
.auction-card-mini-badge.sold {
    background: #28a745;
}
.auction-card-mini-badge.ended {
    background: #6c757d;
}
.pulse-dot-mini {
    width: 6px;
    height: 6px;
    background: var(--brand-color);
    border-radius: 50%;
    animation: pulse-mini 1.5s infinite;
}
@keyframes pulse-mini {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.2); }
}

/* Gradient Overlay */
.auction-card-mini-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 3rem 0.875rem 0.875rem;
    background: linear-gradient(to top, var(--brand-color) 0%, color-mix(in srgb, var(--brand-color) 93%, transparent) 40%, transparent 100%);
    color: #fff;
}

/* Seller Info - Above Title */
.auction-card-mini-seller {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}
.auction-card-mini-seller img:not(.country-flag) {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255,255,255,0.5);
}
.auction-card-mini-seller-name {
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(255,255,255,0.9);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Title */
.auction-card-mini-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.5rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Footer with Bid and Time */
.auction-card-mini-footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}
.auction-card-mini-bid,
.auction-card-mini-time {
    display: flex;
    flex-direction: column;
}
.auction-card-mini-time {
    text-align: right;
}
.auction-card-mini-label {
    font-size: 0.6rem;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}
.auction-card-mini-amount {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}
.auction-card-mini-countdown {
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    line-height: 1;
}

/* Responsive adjustments */
@media (max-width: 575px) {
    .auction-card-mini-image {
        padding-bottom: 140%;
    }
    .auction-card-mini-seller img:not(.country-flag) {
        width: 20px;
        height: 20px;
    }
    .auction-card-mini-seller-name {
        font-size: 0.7rem;
    }
    .auction-card-mini-badge {
        font-size: 9px;
        padding: 4px 10px;
    }
    .auction-card-mini-title {
        font-size: 0.8rem;
    }
    .auction-card-mini-amount {
        font-size: 1rem;
    }
    .auction-card-mini-countdown {
        font-size: 0.75rem;
    }
    .auction-card-mini-label {
        font-size: 0.55rem;
    }
}

/* --------------------------------------------------------------------------
   Auction Index Page
   -------------------------------------------------------------------------- */
.auctions-hero {
    background: linear-gradient(135deg, var(--brand-color) 0%, color-mix(in srgb, var(--brand-color) 87%, transparent) 100%);
    padding: 1.5rem 0;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.auctions-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 50%);
    pointer-events: none;
}
.auctions-hero h1 {
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    color: #fff;
}
.auctions-hero p {
    opacity: 0.9;
    font-size: 0.9rem;
    margin-bottom: 0;
}
.auctions-hero .btn {
    background: #fff;
    color: var(--brand-color);
    font-weight: 600;
    border: none;
}
.auctions-hero .btn:hover {
    background: rgba(255,255,255,0.9);
    color: var(--brand-color);
}
.auctions-hero-notice {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.6rem;
    padding: 0.6rem 1rem;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 999px;
    color: #fff;
    font-size: 0.9rem;
    line-height: 1.3;
    backdrop-filter: blur(4px);
    margin-bottom: 0;
}
.auctions-hero-notice .auctions-hero-notice-icon {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #fff;
    color: var(--brand-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.auctions-hero-notice .auctions-hero-notice-link {
    background: #fff;
    color: var(--brand-color);
    padding: 0.25rem 0.8rem;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}
.auctions-hero-notice .auctions-hero-notice-link:hover {
    background: rgba(255,255,255,0.9);
    color: var(--brand-color);
    text-decoration: none;
}

/* --------------------------------------------------------------------------
   New Feature Banner (shown on /listings/add?auction=1)
   -------------------------------------------------------------------------- */
.auction-new-feature {
    display: flex;
    gap: 0.9rem;
    padding: 1rem 1.1rem;
    border-radius: 10px;
    background: color-mix(in srgb, var(--brand-color) 8%, #fff);
    border: 1px solid color-mix(in srgb, var(--brand-color) 35%, transparent);
    align-items: flex-start;
}
.auction-new-feature-icon {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--brand-color);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}
.auction-new-feature-body {
    flex: 1;
    color: #212529;
}
.auction-new-feature-body p {
    color: #495057;
}
.auction-new-feature-body a {
    color: var(--brand-color);
}
.auctions-page {
    background: #fff;
    min-height: 100vh;
}
.section-divider {
    border-top: 1px solid #e9ecef;
    padding-top: 2rem;
    margin-top: 1rem;
}
.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #212529;
}
.section-title .badge {
    background: var(--brand-color);
    color: #fff;
    font-size: 0.7rem;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 600;
}
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: #6c757d;
}
.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

/* Filter tabs */
.auction-filters {
    display: flex;
    gap: 0.5rem;
    margin: 1.5rem 0;
}
.auction-filter-btn {
    padding: 0.5rem 1.25rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 2px solid #e9ecef;
    background: #fff;
    color: #6c757d;
}
.auction-filter-btn:hover {
    text-decoration: none;
    border-color: var(--brand-color);
    color: var(--brand-color);
}
.auction-filter-btn.active {
    background: var(--brand-color);
    border-color: var(--brand-color);
    color: #fff;
}
.auction-filter-btn.active:hover {
    color: #fff;
}
.ended-badge {
    background: #6c757d;
    color: #fff;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 0.25rem;
}

/* Featured Sellers */
.featured-sellers-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.75rem;
}
@media (max-width: 991px) {
    .featured-sellers-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}
@media (max-width: 575px) {
    .featured-sellers-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }
}
.featured-seller-card {
    position: relative;
    padding-bottom: 100%;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
    display: block;
}
.featured-seller-card img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.featured-seller-card:hover img {
    transform: scale(1.05);
}
.featured-seller-card:hover {
    text-decoration: none;
}
.featured-seller-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0.5rem 0.6rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    color: #fff;
}
.featured-seller-name {
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
@media (max-width: 575px) {
    .featured-seller-overlay {
        padding: 0.4rem 0.5rem;
    }
    .featured-seller-name {
        font-size: 0.7rem;
    }
}

/* --------------------------------------------------------------------------
   Seller Auctions Page
   -------------------------------------------------------------------------- */
.seller-hero {
    background: linear-gradient(135deg, var(--brand-color) 0%, color-mix(in srgb, var(--brand-color) 87%, transparent) 100%);
    padding: 2rem 0;
}
.seller-hero-content {
    display: flex;
    align-items: center;
}
.seller-avatar {
    width: 100px;
    height: 100px;
    border-radius: 12px;
    object-fit: cover;
    border: 3px solid rgba(255,255,255,0.3);
}
.seller-info {
    color: #fff;
}
.seller-name {
    font-weight: 700;
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}
.seller-stats {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    opacity: 0.9;
}
.seller-stat strong {
    font-weight: 700;
}
.seller-actions .btn {
    background: rgba(255,255,255,0.15);
    color: #fff;
    font-weight: 600;
    border: 1px solid rgba(255,255,255,0.3);
    padding: 0.4rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    transition: all 0.2s ease;
}
.seller-actions .btn:hover {
    background: rgba(255,255,255,0.25);
    color: #fff;
}
@media (max-width: 575px) {
    .seller-avatar {
        width: 70px;
        height: 70px;
    }
    .seller-name {
        font-size: 1.25rem;
    }
    .seller-stats {
        gap: 1rem;
        font-size: 0.8rem;
    }
}

/* --------------------------------------------------------------------------
   Auction FAQ
   -------------------------------------------------------------------------- */
.auction-faq-simple .faq-simple-item {
    border-bottom: 1px solid #f0f0f0;
}
.auction-faq-simple .faq-simple-item:last-child {
    border-bottom: none;
}
.auction-faq-simple .faq-simple-header:hover {
    color: var(--brand-color);
}
.auction-faq-simple .faq-simple-header[aria-expanded="true"] .fa-plus {
    transform: rotate(45deg);
}
.auction-faq-simple .faq-simple-header .fa-plus {
    transition: transform 0.2s;
}

/* --------------------------------------------------------------------------
   Auction Apply Slideup
   -------------------------------------------------------------------------- */
.auction-apply-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.auction-apply-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}
.auction-apply-slideup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #fff;
    border-radius: 20px 20px 0 0;
    padding: 1.5rem;
    padding-bottom: 2rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s ease, opacity 0.3s ease;
    max-height: 90vh;
    overflow-y: auto;
    pointer-events: none;
}
.auction-apply-slideup.active {
    transform: translateY(0);
    pointer-events: auto;
}
@media (min-width: 768px) {
    .auction-apply-slideup {
        top: 50%;
        left: 50%;
        bottom: auto;
        right: auto;
        width: 100%;
        max-width: 500px;
        border-radius: 12px;
        transform: translate(-50%, -50%) scale(0.95);
        opacity: 0;
        box-shadow: 0 10px 40px rgba(0,0,0,0.15);
        padding: 1.5rem;
        pointer-events: none;
    }
    .auction-apply-slideup.active {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
        pointer-events: auto;
    }
    .auction-apply-handle {
        display: none;
    }
}
.auction-apply-handle {
    width: 40px;
    height: 4px;
    background: #dee2e6;
    border-radius: 2px;
    margin: 0 auto 1rem;
}
.auction-apply-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}
.auction-apply-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #f8f9fa;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease;
}
.auction-apply-close:hover {
    background: #e9ecef;
}
.btn-apply-submit {
    background: var(--brand-color);
    color: #fff;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    border: none;
    width: 100%;
}
.btn-apply-submit:hover {
    background: color-mix(in srgb, var(--brand-color) 87%, transparent);
    color: #fff;
}

/* --------------------------------------------------------------------------
   Stretched Auction Card (banner-style, single column)
   Used on profile page where one auction spans the content area.
   -------------------------------------------------------------------------- */
.auction-card-stretched .auction-card-mini-image {
    padding-bottom: 45%;
}
.auction-card-stretched .auction-card-mini-overlay {
    padding: 1.5rem 1.25rem 1rem;
    background: linear-gradient(to top, var(--brand-color) 0%, color-mix(in srgb, var(--brand-color) 80%, transparent) 60%, transparent 100%);
}
.auction-card-stretched .auction-card-mini-title {
    font-size: 1.15rem;
}
.auction-card-stretched .auction-card-mini-seller img:not(.country-flag) {
    width: 32px;
    height: 32px;
}
.auction-card-stretched .auction-card-mini-seller-name {
    font-size: 0.9rem;
}
.auction-card-stretched .auction-card-mini-amount {
    font-size: 1.4rem;
}
.auction-card-stretched .auction-card-mini-countdown {
    font-size: 1.4rem;
}
@media (max-width: 575px) {
    .auction-card-stretched .auction-card-mini-image {
        padding-bottom: 65%;
    }
    .auction-card-stretched .auction-card-mini-overlay {
        padding: 1.5rem 1rem 1rem;
    }
}

/* --------------------------------------------------------------------------
   Activity Feed Auction Tile
   -------------------------------------------------------------------------- */
.activity-auction-tile {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    color: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none;
}
.activity-auction-tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    color: #fff;
    text-decoration: none;
}
.activity-auction-tile img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}
.activity-auction-badge {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.18);
}
.activity-auction-badge--live {
    background: #fff;
    color: var(--brand-color);
}
.activity-auction-badge--upcoming {
    background: rgba(0, 0, 0, 0.65);
    color: #fff;
}
.activity-auction-pulse {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--brand-color);
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--brand-color) 60%, transparent);
    animation: activityAuctionPulse 1.4s infinite;
}
@keyframes activityAuctionPulse {
    0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--brand-color) 60%, transparent); }
    70%  { box-shadow: 0 0 0 8px transparent; }
    100% { box-shadow: 0 0 0 0 transparent; }
}
.activity-auction-overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 2rem 0.7rem 0.7rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 0.5rem;
    color: #fff;
    background: linear-gradient(to top, var(--brand-color) 0%, color-mix(in srgb, var(--brand-color) 93%, transparent) 40%, transparent 100%);
}
.activity-auction-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.activity-auction-meta-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.85;
}
.activity-auction-meta-value {
    font-size: 0.95rem;
    font-weight: 700;
}

/* --------------------------------------------------------------------------
   Seller's own-auction share prompt
   -------------------------------------------------------------------------- */
.auction-share-prompt {
    display: flex;
    gap: 0.9rem;
    padding: 1rem 1.1rem;
    border-radius: 10px;
    background: color-mix(in srgb, var(--brand-color) 8%, #fff);
    border: 1px solid color-mix(in srgb, var(--brand-color) 35%, transparent);
    align-items: flex-start;
}
.auction-share-prompt-icon {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--brand-color);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}
.auction-share-prompt-body {
    flex: 1;
    color: #212529;
}
.auction-share-prompt-body p {
    color: #495057;
}
.auction-share-prompt-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.auction-share-prompt-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--brand-color);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.15s ease, opacity 0.15s ease;
}
.auction-share-prompt-btn:hover {
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
    opacity: 0.9;
}