/* 專題封面：全寬自適應（高度跟圖比例，不裁切） */
.mkt-topic-hero {
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    width: 100vw;
    max-width: 100vw;
    height: auto;
    overflow: hidden;
    background: var(--site-surface-muted, #0f172a);
    line-height: 0;
}

.mkt-topic-hero-img {
    display: block;
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: unset;
    object-position: center;
    vertical-align: top;
}

/* 行銷專題：活動封面+標題彈性列表
   等分沾滿一行：1→100%、2→50%、3→≈33%（不必手寫 col-*） */
.mkt-campaign-flex-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    align-items: stretch;
    width: 100%;
}

.mkt-campaign-flex-item {
    flex: 1 1 0;
    min-width: 0;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--site-text, #1a1a1a);
    border: 1px solid var(--site-border, #e2e8f0);
    border-radius: 0.5rem;
    overflow: hidden;
    background: var(--site-surface, #fff);
    box-shadow: 0 1px 2px var(--site-shadow, rgba(15, 23, 42, 0.06));
    transition: border-color .15s, box-shadow .15s, color .15s;
}

.mkt-campaign-flex-list[data-count="5"] .mkt-campaign-flex-item,
.mkt-campaign-flex-list[data-count="6"] .mkt-campaign-flex-item,
.mkt-campaign-flex-list[data-count="7"] .mkt-campaign-flex-item,
.mkt-campaign-flex-list[data-count="8"] .mkt-campaign-flex-item,
.mkt-campaign-flex-list[data-count="9"] .mkt-campaign-flex-item,
.mkt-campaign-flex-list[data-count="10"] .mkt-campaign-flex-item,
.mkt-campaign-flex-list[data-count="11"] .mkt-campaign-flex-item,
.mkt-campaign-flex-list[data-count="12"] .mkt-campaign-flex-item {
    flex: 1 1 calc(25% - 0.75rem);
    min-width: calc(25% - 0.75rem);
}

.mkt-campaign-flex-item:hover,
.mkt-campaign-flex-item:focus-visible {
    border-color: var(--site-border-strong, #94a3b8);
    box-shadow: 0 4px 14px var(--site-shadow, rgba(15, 23, 42, 0.1));
    color: var(--site-text, #1a1a1a);
}

.mkt-campaign-flex-item.is-ended {
    opacity: 0.72;
}

.mkt-campaign-flex-cover {
    display: block;
    width: 100%;
    /* 專題活動卡契約：4:3（與 CampaignCover ListPreferredAspect 對齊；勿用 Detail 的 16:9 全幅圖硬塞） */
    aspect-ratio: 4 / 3;
    background: color-mix(in srgb, var(--site-navy, #0b0454) 6%, var(--site-surface, #f1f5f9));
    overflow: hidden;
}

.mkt-campaign-flex-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.mkt-campaign-flex-cover-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--site-text-muted, #94a3b8);
    font-size: 1.5rem;
}

.mkt-campaign-flex-title {
    display: block;
    padding: 0.65rem 0.75rem;
    font-size: 0.9375rem;
    font-weight: 650;
    line-height: 1.4;
    word-break: break-word;
    color: var(--site-text, #1a1a1a);
    background: color-mix(in srgb, var(--site-navy, #0b0454) 7%, var(--site-surface, #fff));
    border-top: 1px solid var(--site-border, rgba(11, 4, 84, 0.12));
}

.mkt-campaign-flex-item:hover .mkt-campaign-flex-title,
.mkt-campaign-flex-item:focus-visible .mkt-campaign-flex-title {
    color: var(--site-accent, #c52d2f);
    background: color-mix(in srgb, var(--site-accent, #c52d2f) 8%, var(--site-surface, #fff));
}

@media (max-width: 768px) {
    .mkt-campaign-flex-item,
    .mkt-campaign-flex-list[data-count] .mkt-campaign-flex-item {
        flex: 1 1 calc(50% - 0.5rem);
        min-width: calc(50% - 0.5rem);
    }

    .mkt-campaign-flex-list[data-count="1"] .mkt-campaign-flex-item {
        flex: 1 1 100%;
        min-width: 100%;
    }
}

@media (max-width: 480px) {
    .mkt-campaign-flex-item,
    .mkt-campaign-flex-list[data-count] .mkt-campaign-flex-item {
        flex: 1 1 100%;
        min-width: 100%;
    }
}

.mkt-shell-banner-title {
    color: var(--site-text, #1a1a1a);
}

.mkt-promo-badge {
    background: var(--site-accent, #c52d2f) !important;
    color: #fff !important;
    font-weight: 600;
    letter-spacing: 0.02em;
    border: 1px solid color-mix(in srgb, var(--site-accent, #c52d2f) 75%, #000);
}