body {
    font-family: system-ui, sans-serif;
    margin: 0;
    background: #f7f7f7;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 20px;
}

.site-header {
    background: white;
    border-bottom: 1px solid #ddd;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main-nav ul {
    display: flex;
    gap: 20px;
    list-style: none;
    padding: 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.product-card {
    background: white;
    padding: 15px;
    border-radius: 8px;
    transition: 0.2s;
}

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

.hero {
    text-align: center;
    margin-bottom: 30px;
}