.filter-btn {
    padding: 12px 24px;
    border: 2px solid var(--clr-brand);
    background: transparent;
    color: var(--clr-brand);
    font-size: 15px;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background: rgba(42, 124, 95, 0.1);
}

.filter-btn.active {
    background: var(--clr-brand);
    color: white;
}

#supplements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

#supplements-grid .product-card-category {
    display: block;
    text-decoration: none;
    color: inherit;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#supplements-grid .product-card-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

#supplements-grid .product-card-image {
    padding: 20px;
    background: #f9f9f9;
}

#supplements-grid .product-card-image img {
    width: 100%;
    height: 200px;
    object-fit: contain;
}

#supplements-grid .product-card-info {
    padding: 20px;
    text-align: center;
}

#supplements-grid .product-category-badge {
    display: inline-block;
    background: rgba(42, 124, 95, 0.1);
    color: var(--clr-brand);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 10px;
}

#supplements-grid h3 {
    font-size: 16px;
    color: #0f3b2e;
    margin: 0;
}