/* Sticky Header */
.sticky-header {
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    background: #1a1a1a;
    color: white;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    transition: transform 0.2s;
}

.product-card:hover { transform: translateY(-5px); }

.product-card img {
    max-width: 100%;
    height: 150px;
    object-fit: contain;
}

.fav-btn {
    background: #ffcc00;
    border: none;
    padding: 10px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}