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

    body {
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      background: #fff;
      color: #222;
    }

    .store-container {
      max-width: 1100px;
      margin: 0 auto;
      padding: 20px;
    }

    .header h1 {
      font-size: 22px;
      font-weight: 600;
      margin: 0 0 4px 0;
    }

    .product-count {
      font-size: 13px;
      color: #888;
      margin: 0 0 20px 0;
    }

    .product-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
    }

    @media (max-width: 900px) {
      .product-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 500px) {
      .product-grid { grid-template-columns: 1fr; }
    }

    .product-card {
      border: 1px solid #eee;
      border-radius: 8px;
      overflow: hidden;
      background: #fff;
      transition: box-shadow 0.2s;
    }

    .product-card:hover {
      box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    }

    .product-image {
      position: relative;
      height: 180px;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
      background: #f8f8f8;
    }

    .product-image img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      padding: 10px;
    }

    /* Product info */
    .product-info {
      padding: 12px;
    }

    .brand {
      font-size: 11px;
      color: #888;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .product-info h3 {
      font-size: 13px;
      font-weight: 500;
      color: #333;
      margin: 4px 0 8px 0;
      line-height: 1.3;
    }

    .price {
      font-size: 15px;
      font-weight: 700;
      color: #222;
      margin: 0 0 10px 0;
    }

    .whatsapp-btn {
      width: 100%;
      padding: 10px;
      background: #25d366;
      color: #fff;
      border: none;
      border-radius: 6px;
      font-size: 13px;
      font-weight: 500;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      transition: background 0.2s;
      text-decoration: none;
    }

    .whatsapp-btn:hover {
      background: #1da851;
    }

    .icon {
      font-size: 14px;
    }