:root {
    --rpb-dark: rgba(15, 23, 42, 0.95);
    --rpb-glass: rgba(30, 41, 59, 0.7);
    --rpb-glass-light: rgba(51, 65, 85, 0.5);
    --rpb-border: rgba(148, 163, 184, 0.2);
    --rpb-text: #e2e8f0;
    --rpb-text-muted: #94a3b8;
    --rpb-accent: #8b5cf6;
}

.rpb-posts-container {
    margin: 2rem 0;
}

.rpb-layout-grid {
    display: grid;
    gap: 2rem;
}

/* Dynamic grid columns based on post count */
.rpb-layout-grid[data-posts-count="1"] {
    grid-template-columns: 1fr;
}

.rpb-layout-grid[data-posts-count="2"] {
    grid-template-columns: repeat(2, 1fr);
}

.rpb-layout-grid[data-posts-count="3"] {
    grid-template-columns: repeat(3, 1fr);
}

.rpb-layout-grid[data-posts-count="4"] {
    grid-template-columns: repeat(2, 1fr);
}

.rpb-layout-grid[data-posts-count="5"] {
    grid-template-columns: repeat(3, 1fr);
}

/* Default for 6 or more posts */
.rpb-layout-grid:not([data-posts-count="1"]):not([data-posts-count="2"]):not([data-posts-count="3"]):not([data-posts-count="4"]):not([data-posts-count="5"]) {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.rpb-layout-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.rpb-post-item {
    background: var(--rpb-glass);
    border: 1px solid var(--rpb-border);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.rpb-layout-list .rpb-post-item {
    flex-direction: row;
}

.rpb-post-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(139, 92, 246, 0.3);
}

.rpb-post-thumbnail {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

/* For single post in grid, make image taller */
.rpb-layout-grid[data-posts-count="1"] .rpb-post-thumbnail {
    height: 400px;
}

.rpb-layout-list .rpb-post-thumbnail {
    width: 250px;
    height: auto;
    min-height: 100%;
}

.rpb-post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.rpb-post-item:hover .rpb-post-thumbnail img {
    transform: scale(1.05);
}

.rpb-post-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Larger content for single post */
.rpb-layout-grid[data-posts-count="1"] .rpb-post-content {
    padding: 2.5rem;
}

.rpb-post-title {
    margin: 0 0 1rem 0;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.4;
}

/* Larger title for single post */
.rpb-layout-grid[data-posts-count="1"] .rpb-post-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.rpb-post-title a {
    color: var(--rpb-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

.rpb-post-title a:hover {
    color: var(--rpb-accent);
}

.rpb-post-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--rpb-text-muted);
    flex-wrap: wrap;
}

/* Larger meta for single post */
.rpb-layout-grid[data-posts-count="1"] .rpb-post-meta {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.rpb-post-meta span {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.rpb-post-meta svg {
    flex-shrink: 0;
}

.rpb-post-excerpt {
    color: var(--rpb-text-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

/* Larger excerpt for single post */
.rpb-layout-grid[data-posts-count="1"] .rpb-post-excerpt {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.rpb-read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--rpb-accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    margin-top: auto;
    align-self: flex-start;
}

/* Larger button for single post */
.rpb-layout-grid[data-posts-count="1"] .rpb-read-more {
    font-size: 1rem;
    padding: 0.5rem 0;
}

.rpb-read-more:hover {
    gap: 0.75rem;
    color: #a78bfa;
}

.rpb-read-more svg {
    transition: transform 0.3s ease;
}

.rpb-read-more:hover svg {
    transform: translateX(4px);
}

.rpb-no-posts {
    background: var(--rpb-glass);
    border: 1px solid var(--rpb-border);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    color: var(--rpb-text-muted);
    backdrop-filter: blur(10px);
}

/* Tablet breakpoint */
@media (max-width: 1024px) {
    .rpb-layout-grid[data-posts-count="3"],
    .rpb-layout-grid[data-posts-count="5"] {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile breakpoint */
@media (max-width: 768px) {
    .rpb-layout-grid,
    .rpb-layout-grid[data-posts-count="2"],
    .rpb-layout-grid[data-posts-count="3"],
    .rpb-layout-grid[data-posts-count="4"],
    .rpb-layout-grid[data-posts-count="5"] {
        grid-template-columns: 1fr;
    }
    
    .rpb-layout-list .rpb-post-item {
        flex-direction: column;
    }
    
    .rpb-layout-list .rpb-post-thumbnail {
        width: 100%;
        height: 200px;
    }
    
    /* Reset single post styling on mobile for better fit */
    .rpb-layout-grid[data-posts-count="1"] .rpb-post-thumbnail {
        height: 250px;
    }
    
    .rpb-layout-grid[data-posts-count="1"] .rpb-post-content {
        padding: 1.5rem;
    }
    
    .rpb-layout-grid[data-posts-count="1"] .rpb-post-title {
        font-size: 1.5rem;
    }
    
    .rpb-layout-grid[data-posts-count="1"] .rpb-post-meta {
        font-size: 0.875rem;
    }
    
    .rpb-layout-grid[data-posts-count="1"] .rpb-post-excerpt {
        font-size: 1rem;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.rpb-post-item {
    animation: fadeInUp 0.6s ease-out;
}