/* Main container */
.acb-grid-container {
    display: grid;
    grid-template-columns: repeat(var(--acb-columns), 1fr);
    gap: var(--acb-spacing);
    margin: 2rem 0;
}

/* Category card */
.acb-category-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    border-radius: var(--acb-radius);
    background: var(--acb-bg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(229, 231, 235, 0.5);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05), 0 1px 3px rgba(0,0,0,0.1);
    overflow: hidden;
    z-index: 1;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Content area */
.acb-content {
    position: relative;
    z-index: 3;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Category name */
.acb-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--acb-text);
    transition: transform 0.3s ease;
}

/* Post count */
.acb-count {
    background: var(--acb-count-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

/* Wave animation element */
.acb-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--acb-custom-color, var(--acb-primary));
    opacity: 0.2;
    z-index: 2;
    transition: height 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
    clip-path: polygon(0 100%, 100% 80%, 100% 100%, 0% 100%);
}

/* Hover effects */
.acb-category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.acb-category-card:hover .acb-name {
    transform: translateY(-3px);
}

.acb-category-card:hover .acb-count {
    transform: scale(1.15);
    background-color: #f3f4f6;
}

.acb-category-card:hover .acb-wave {
    height: 100%;
    opacity: 0.15;
}

/* Skeleton loading */
.acb-skeleton-container {
    display: grid;
    grid-template-columns: repeat(var(--acb-columns), 1fr);
    gap: var(--acb-spacing);
    margin: 2rem 0;
}

.acb-skeleton-item {
    height: 100px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 400% 100%;
    border-radius: var(--acb-radius);
    animation: acb-skeleton-loading 1.5s infinite;
}

@keyframes acb-skeleton-loading {
    0% { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    :root {
        --acb-columns: 3;
    }
}

@media (max-width: 768px) {
    :root {
        --acb-columns: 2;
        --acb-spacing: 12px;
    }
}

@media (max-width: 480px) {
    :root {
        --acb-columns: 1;
        --acb-radius: 12px;
    }
}