/**
 * Advertisement Styles
 */

/* Base Ad Slot Styles */
.ad-slot {
    margin: 0;
    padding: 0;
}

.ad-unit {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.ad-unit img {
    max-width: 100%;
    height: auto;
    display: block;
}

.ad-unit a {
    display: block;
}

/* Header Top Ad */
.ad-header-top {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
}

[data-theme="dark"] .ad-header-top {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-bottom-color: #334155;
}

.ad-header-top .ad-unit {
    text-align: center;
}

/* Header Below Ad */
.ad-header-below {
    background: #f8fafc;
    padding: 16px 0;
}

[data-theme="dark"] .ad-header-below {
    background: #0f172a;
}

/* Home Page Ads */
.ad-home-featured {
    text-align: center;
}

.ad-home-featured .ad-unit {
    background: var(--card-bg, #fff);
    border: 1px solid var(--card-border, #e2e8f0);
    border-radius: 12px;
    padding: 16px;
}

/* Sidebar Ads */
.sidebar-widget.ad-widget {
    background: var(--card-bg, #fff);
    border: 1px solid var(--card-border, #e2e8f0);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
}

.sidebar-widget.ad-widget .ad-unit {
    text-align: center;
}

/* Article Inline Ads */
.article-inline-ad {
    margin: 24px 0;
    padding: 20px;
    background: var(--card-bg, #fff);
    border: 1px solid var(--card-border, #e2e8f0);
    border-radius: 12px;
    text-align: center;
}

.article-inline-ad::before {
    content: 'Advertisement';
    display: block;
    font-size: 10px;
    color: var(--muted-color, #94a3b8);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

/* Article Top/Bottom Ads */
.ad-article-top,
.ad-article-bottom {
    background: var(--card-bg, #fff);
    border: 1px solid var(--card-border, #e2e8f0);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
}

/* Footer Above Ad */
.ad-footer-above {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-top: 1px solid #e2e8f0;
}

[data-theme="dark"] .ad-footer-above {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-top-color: #334155;
}

.ad-footer-above .ad-unit {
    text-align: center;
}

/* Category Page Ads */
.ad-category-top {
    margin-bottom: 24px;
    text-align: center;
}

/* Search Results Ads */
.ad-search-results {
    margin: 16px 0;
    padding: 16px;
    background: var(--card-bg, #fff);
    border: 1px solid var(--card-border, #e2e8f0);
    border-radius: 12px;
    text-align: center;
}

/* Ad Label */
.ad-unit::after {
    content: 'Ad';
    position: absolute;
    top: 4px;
    right: 4px;
    font-size: 9px;
    color: #94a3b8;
    background: rgba(255,255,255,0.9);
    padding: 2px 6px;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

[data-theme="dark"] .ad-unit::after {
    background: rgba(30,41,59,0.9);
    color: #64748b;
}

/* Responsive */
@media (max-width: 768px) {
    .ad-header-top,
    .ad-header-below {
        padding: 8px 0;
    }
    
    .ad-home-featured .ad-unit {
        padding: 12px;
    }
    
    .article-inline-ad {
        margin: 16px 0;
        padding: 12px;
    }
}

/* Animation for ad visibility */
.ad-unit {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}