.set-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(238, 242, 255, 0.9));
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
    text-align: center;
}

.set-hero img {
    max-height: 80px;
    max-width: 220px;
}

.set-logo-zoomable {
    cursor: zoom-in;
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.set-logo-zoomable:hover {
    transform: scale(1.06);
    opacity: 0.9;
}

.set-meta span {
    display: inline-block;
    margin-right: 1rem;
    font-size: 0.9em;
    color: #555;
}

.set-meta .badge {
    font-size: 0.8em;
    padding: 0.35em 0.7em;
}

#countdown-block {
    background: linear-gradient(135deg, #ecfdf3, #d1fae5);
    border: 2px solid var(--color-success-border);
    border-radius: 12px;
    padding: 0.75rem 0.9rem;
    box-shadow: 0 6px 16px rgba(40, 167, 69, 0.16);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

#countdown-block .countdown-title {
    font-size: 0.95rem;
    color: var(--color-success-dark);
    font-weight: 700;
    margin-bottom: 0.35rem;
    letter-spacing: 0.01em;
}

#countdown-block .countdown-value {
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1.1;
}

#countdown-block .countdown-lbl {
    font-size: 0.8rem;
    font-weight: 600;
}

#countdown-block .countdown-sep {
    font-size: 1.2rem;
    font-weight: 700;
    opacity: 0.8;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.75rem;
}

.card-thumb {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#cards-container:not(.no-card-viewer) .card-thumb {
    cursor: pointer;
}

.card-thumb:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
}

.no-card-viewer .card-thumb {
    cursor: default;
    transition: none;
}

.no-card-viewer .card-thumb:hover {
    transform: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.card-thumb img {
    width: 100%;
    height: auto;
    max-height: none;
    display: block;
    border-radius: 10px 10px 0 0;
}

.card-thumb .card-name {
    font-size: 0.7em;
    text-align: center;
    padding: 0.25rem 0.3rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #444;
}

.card-promo-badge,
.card-reprint-badge {
    display: inline-block;
    color: #fff;
    font-size: 0.75em;
    font-weight: 600;
    padding: 0 0.3em;
    border-radius: 3px;
    vertical-align: middle;
    line-height: 1.4;
}
.card-promo-badge { background: #7c3aed; }
.card-reprint-badge { background: #0284c7; }

.card-placeholder {
    width: 100%;
    aspect-ratio: 0.717;
    background: linear-gradient(135deg, #e0e7ff, var(--color-primary-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6366f1;
    font-size: 1.5rem;
}

#error-state {
    display: none;
}

.section-heading {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    user-select: none;
    color: var(--color-primary);
    font-size: 0.95rem;
    font-weight: 700;
    border-bottom: 2px solid rgba(99, 102, 241, 0.2);
    padding-bottom: 0.4rem;
    margin-bottom: 0.75rem;
}

.section-heading .fa-chevron-down {
    transition: transform 0.2s;
    font-size: 0.8em;
}

.section-heading[aria-expanded="false"] .fa-chevron-down {
    transform: rotate(-90deg);
}

.section-count-badge {
    font-size: 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-primary-mid);
    border-radius: 999px;
    padding: 0.1em 0.6em;
    font-weight: 500;
}

#cardModal .modal-body {
    min-height: 300px;
    position: relative;
    padding-left: 2.5rem;
    padding-right: 2.5rem;
}

#modal-card-wrap {
    will-change: transform;
    min-height: 369px;
}

#modal-card-img {
    max-height: 420px;
    min-height: 420px;
    width: auto;
    max-width: 100%;
    border-radius: 8px;
}

@keyframes card-enter-right {
    from { transform: translateX(55px); opacity: 0; }
    to   { transform: translateX(0);    opacity: 1; }
}
@keyframes card-enter-left {
    from { transform: translateX(-55px); opacity: 0; }
    to   { transform: translateX(0);     opacity: 1; }
}
.card-anim-right { animation: card-enter-right 0.22s ease-out; }
.card-anim-left  { animation: card-enter-left  0.22s ease-out; }

#modal-no-image {
    min-height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, #f3f4f6, #e5e7eb);
    border-radius: 12px;
    color: #9ca3af;
}

.modal-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 2rem;
    height: 2rem;
    padding: 0;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid #dee2e6;
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    line-height: 1;
}

.modal-nav-btn:disabled {
    opacity: 0.25;
}

#modal-prev { left: 0.4rem; }
#modal-next { right: 0.4rem; }

@media (max-width: 576px) {
    #cardModal .modal-body {
        height: 65vh;
        min-height: unset;
        overflow-y: auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    #modal-card-img {
        max-height: calc(65vh - 5rem);
        min-height: unset;
    }

    #modal-no-image {
        min-height: unset;
        width: 100%;
        flex: 1;
    }
}

.ad-slot-wrap { margin: 1rem 0; }

.countdown-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.countdown-unit {
    text-align: center;
    min-width: 46px;
}

.countdown-value {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--color-primary-mid);
    line-height: 1;
}

.countdown-lbl {
    font-size: 0.62rem;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.countdown-sep {
    font-size: 1.4rem;
    color: var(--color-primary-light);
    margin-bottom: 0.9rem;
    font-weight: 300;
}

#filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1rem;
}

.rarity-filter {
    font-size: 0.78rem;
    padding: 0.25rem 0.65rem;
    background: #e0e7ff;
    color: var(--color-primary);
    border: none;
}

.rarity-filter:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.rarity-filter.active {
    background: var(--color-primary-mid);
    color: #fff;
}

.rarity-filter.active:hover {
    background: var(--color-primary-dark);
    color: #fff;
}

.rarity-filter .badge {
    font-size: 0.7em;
    margin-left: 0.25rem;
    background: rgba(0,0,0,0.12);
    color: inherit;
}

#scroll-to-top {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1050;
    display: none;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: var(--color-primary-mid);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    opacity: 0;
    transition: opacity 0.25s ease, background 0.2s ease;
}

#scroll-to-top.visible {
    opacity: 1;
}

#scroll-to-top:hover {
    background: var(--color-primary-dark);
}

#shop-section > p {
    font-size: 0.95rem;
    font-weight: 600;
    color: #333;
}

@media (max-width: 576px) {
    .set-hero {
        padding: 1rem 1rem 0.75rem;
    }

    #shop-section {
        margin-top: 0.5rem !important;
    }

    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}