* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #f3f4f6;
    color: #111827;
}

.container {
    width: 95%;
    max-width: 1400px;
    margin: auto;
}

/* Header */
.main-header {
    background: #131921;
    color: white;
    padding: 12px 0;
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo {
    font-size: 28px;
    font-weight: bold;
}

.search-box {
    flex: 1;
    display: flex;
}

.search-box input {
    width: 100%;
    padding: 12px;
    border: none;
    outline: none;
    font-size: 16px;
}

.search-box button {
    padding: 0 22px;
    border: none;
    background: #febd69;
    cursor: pointer;
    font-size: 18px;
}

.header-links {
    display: flex;
    gap: 18px;
}

/* Navigation */
.navbar {
    background: #232f3e;
    padding: 10px 0;
}

.navbar a {
    color: white;
    text-decoration: none;
    margin-right: 22px;
}

/* Products */
.products {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 30px 0;
}

.product-card {
    background: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.product-card img {
    width: 100%;
    height: 220px;
    object-fit: contain;
}

.product-card h3 {
    margin: 12px 0;
}

.price {
    font-size: 20px;
    font-weight: bold;
}

.buy-btn {
    display: block;
    width: 100%;
    margin-top: 12px;
    padding: 11px;
    background: #ffd814;
    border: none;
    border-radius: 20px;
    cursor: pointer;
}

/* Mobile */
@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
    }

    .search-box {
        order: 3;
        width: 100%;
        flex-basis: 100%;
    }

    .products {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .products {
        grid-template-columns: 1fr;
    }
}