/* === Mobile: up to 600px === */
@media (max-width: 600px) {
  body {
    font-size: 15px;
    padding: 0 12px;
  }

  .nav-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .nav-center {
    flex-wrap: wrap;
    gap: 12px;
  }

  .nav-right {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
  }

  #search-input {
    width: 100%;
    padding: 8px;
    font-size: 0.9em;
  }

  .product-row {
    flex-direction: column;
    gap: 24px;
  }

  .product-thumb {
    width: 100%;
    border-radius: 6px;
  }

  #cart-receipt-container {
    padding: 16px;
    font-size: 14px;
  }

  .cart-clear-btn {
    width: 100%;
    padding: 12px;
    font-size: 1em;
  }

  .modal-content {
    width: 90%;
    padding: 16px;
    font-size: 0.95em;
  }

  .close-btn {
    top: 12px;
    right: 16px;
    font-size: 1.5em;
  }

  .product-layout {
    flex-direction: column;
    gap: 20px;
  }

  .image-menu {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
  }

  .image-menu img {
    width: 60px;
  }

  .size-buttons {
    flex-wrap: wrap;
    justify-content: center;
  }

  .size-buttons button {
    padding: 6px 12px;
    font-size: 0.9em;
  }

  .padded {
    padding: 60px 12px;
  }
}

/* === Tablet: 601px to 1024px === */
@media (min-width: 601px) and (max-width: 1024px) {
  .nav-container {
    padding: 16px 24px;
    flex-wrap: wrap;
  }

  .nav-center {
    gap: 20px;
  }

  .tsul-logo {
    width: 120px;
  }

  .product-row {
    flex-wrap: wrap;
    gap: 32px;
  }

  .product-thumb {
    max-width: 48%;
  }

  .modal-content {
    width: 80%;
  }

  .product-layout {
    flex-direction: column;
  }

  .image-menu {
    flex-direction: row;
    gap: 12px;
  }

  .image-menu img {
    width: 70px;
  }
}