/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.4rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
    user-select: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-danger {
    background: var(--danger) !important;
    color: #fff !important;
}

.btn-danger:hover {
    background: #dc2626 !important;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4) !important;
}

.btn-outline {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}

.btn-outline:hover {
    background: var(--bg-secondary);
    border-color: var(--primary);
}

.btn-icon {
    padding: 0.5rem;
    font-size: 1.2rem;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
}

.btn-icon:hover {
    background: var(--bg-secondary);
}

.btn-full {
    width: 100%;
    text-align: center;
}

/* Grid Systems */
.recent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-grid-gap);
    margin-bottom: calc(var(--space-section-gap) * 2.5);
}

.glance-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.85rem;
    margin-bottom: calc(var(--space-section-gap) * 1.6);
}

@media (min-width: 1400px) {
    .recent-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .glance-grid {
        grid-template-columns: repeat(6, minmax(0, 1fr));
    }
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-grid-gap);
}

/* Ad Slots */
.ad-slot-section {
    width: 100%;
    min-width: 0;
}

.ad-slot-section--top {
    margin-bottom: 2rem;
}

.ad-slot-section--bottom {
    margin-top: 2rem;
}

.ad-slot {
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.ad-slot--frame {
    display: flex;
    justify-content: center;
    overflow: hidden;
}

.ad-slot-frame-viewport {
    position: relative;
    width: min(100%, calc(var(--slot-width) * 1px));
    max-width: 100%;
    min-width: 0;
    aspect-ratio: calc(var(--slot-width) / var(--slot-height));
    overflow: hidden;
}

.ad-slot-frame {
    position: absolute;
    top: 0;
    left: 50%;
    display: block;
    width: calc(var(--slot-width) * 1px);
    height: calc(var(--slot-height) * 1px);
    border: none;
    background: transparent;
    transform: translateX(-50%) scale(var(--slot-scale, 1));
    transform-origin: top center;
}

.ad-slot--sidebar {
    align-self: center;
}

.ad-slot--sidebar .ad-slot-frame-viewport {
    margin: 0 auto;
}

.adsense-slot {
    width: min(100%, 100%);
    min-width: 0;
    margin-inline: auto;
}

.adsense-slot--banner {
    max-width: 100%;
}

.adsense-slot--sidebar {
    width: min(100%, 300px);
}

.adsense-slot .adsbygoogle {
    max-width: 100%;
    overflow: hidden;
}

.dummy-ad-slot {
    width: min(100%, calc(var(--dummy-slot-width) * 1px));
    min-height: calc(var(--dummy-slot-height) * 1px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    border: 1px dashed var(--border);
    border-radius: var(--radius-md);
    background:
        linear-gradient(180deg, rgba(15, 23, 42, 0.04), rgba(15, 23, 42, 0.02)),
        repeating-linear-gradient(
            135deg,
            rgba(148, 163, 184, 0.08),
            rgba(148, 163, 184, 0.08) 12px,
            transparent 12px,
            transparent 24px
        );
    color: var(--muted);
    text-align: center;
}

.dummy-ad-slot strong,
.dummy-ad-slot-label {
    color: var(--text);
}

.dummy-ad-slot-copy {
    display: grid;
    gap: 0.45rem;
    justify-items: center;
}

.dummy-ad-slot-label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.dummy-ad-slot-copy p {
    margin: 0;
    font-size: 0.88rem;
    max-width: 34ch;
}

.dummy-ad-slot-snippet,
.dummy-ad-slot-snippet > * {
    width: 100%;
}

.dummy-ad-slot--banner {
    margin-inline: auto;
}

.dummy-ad-slot--sidebar {
    margin-inline: auto;
}

/* Section Header */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: var(--space-section-gap);
}

.section-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    color: var(--text);
    position: relative;
    padding-left: 1rem;
    margin: 0;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.2rem;
    bottom: 0.2rem;
    width: 4px;
    background: var(--primary);
    border-radius: 2px;
}

.section-more {
    font-size: 0.85rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.section-more:hover {
    transform: translateX(3px);
    opacity: 0.8;
}

.section-footer {
    margin-top: 1rem;
}

.infinite-trigger {
    width: 100%;
    height: 1px;
}

.infinite-status {
    margin: 0;
    font-size: 0.85rem;
    color: var(--muted);
}

/* Cards */
.recent-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    position: relative;
}

.recent-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
}

.recent-image-wrapper {
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.recent-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.recent-card:hover .recent-image-wrapper img {
    transform: scale(1.1);
}

.recent-info {
    padding: var(--space-card-pad);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-meta {
    font-size: 0.75rem;
    color: var(--muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.recent-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0.25rem 0 0.75rem;
    line-height: 1.3;
}

.glance-card {
    border-radius: calc(var(--radius-md) - 2px);
}

.glance-card:hover {
    transform: translateY(-3px);
}

.glance-card .recent-image-wrapper {
    aspect-ratio: 4/3;
}

.glance-card .recent-info {
    padding: 0.8rem;
}

.glance-card .card-meta {
    font-size: 0.64rem;
    line-height: 1.25;
    margin-bottom: 0.35rem;
}

.glance-card h3 {
    display: -webkit-box;
    font-size: 0.86rem;
    line-height: 1.22;
    margin: 0;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.glance-card .card-tags {
    display: none;
}

/* Ranks & Floating Info */
.trending-rank {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: var(--primary);
    color: #fff;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-weight: 800;
    font-size: 0.85rem;
    z-index: 5;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.4);
}

.trending-meta {
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--muted);
}

.trending-card-hidden {
    display: none;
}

body.filtering-active .trending-card-hidden {
    display: flex;
}

.infinite-status--arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    text-align: center;
    min-height: 4rem;
    font-size: 6.75rem;
    line-height: 1;
    color: var(--primary);
    text-shadow: 0 10px 22px rgba(99, 102, 241, 0.25);
    animation: trending-arrow-bob 1.8s ease-in-out infinite;
    user-select: none;
}

@keyframes trending-arrow-bob {
    0%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    50% {
        transform: translateY(4px);
        opacity: 1;
    }
}

.live-reading-widget {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.live-reading-widget h3 {
    margin: 0;
}

.live-reading-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin: 0;
    padding: 0;
}

.live-reading-item {
    margin: 0;
}

.live-reading-link {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    color: inherit;
    text-decoration: none;
}

.live-reading-link:hover .live-reading-copy {
    color: var(--primary);
}

.live-reading-rank {
    flex: 0 0 auto;
    min-width: 2.25rem;
    font-weight: 800;
    color: var(--primary);
}

.live-reading-copy {
    color: var(--text);
    line-height: 1.45;
}

.live-reading-empty {
    color: var(--muted);
    font-size: 0.92rem;
}

.live-reading-home-link {
    margin-top: 0.25rem;
}

@media (max-width: 640px) {
    .recent-grid,
    .posts-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .ad-slot-section--top {
        margin-bottom: 1.5rem;
    }

    .ad-slot-section--bottom {
        margin-top: 1.5rem;
    }
}

@media (max-width: 1180px) {
    .glance-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 860px) {
    .glance-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .glance-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .glance-card .recent-info {
        padding: 0.7rem;
    }
}

@media (min-width: 900px) {
    #recentSection .glance-grid {
        grid-template-columns: repeat(6, minmax(0, 1fr)) !important;
        gap: 0.7rem;
    }

    #recentSection .glance-card .recent-info {
        padding: 0.65rem;
    }

    #recentSection .glance-card .card-meta {
        font-size: 0.58rem;
        letter-spacing: 0.02em;
    }

    #recentSection .glance-card h3 {
        font-size: 0.78rem;
        line-height: 1.18;
    }
}

/* Tags */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-lg);
    font-size: 0.85rem;
    font-weight: 600;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
}

.tag:hover {
    border-color: var(--primary);
    background: var(--bg);
}

.tag.include {
    border-color: #4ade80;
    color: #16a34a;
}

.tag.exclude {
    border-color: #f87171;
    color: #dc2626;
}

.card-tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.mini-tag {
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.2);
    cursor: pointer;
    position: relative;
    z-index: 2;
}

.mini-tag:hover {
    background: var(--primary);
    color: #fff;
    transform: scale(1.05);
}