/* ===========================================
   AJUSTES DE PANTALLA - MEDIA QUERIES
   Estilos responsivos para diferentes dispositivos
   =========================================== */

/* ===========================================
   MEDIA QUERY PARA MÓVILES PEQUEÑOS (0px - 480px)
   =========================================== */

@media (max-width: 480px) {
  body {
    padding: 0;
    margin: 0;
  }

  header {
    padding: 10px;
    flex: none;
  }

  .banner h1 {
    font-size: 1.5em;
    margin: 5px 0;
  }

  nav ul {
    display: none;
  }

  .search-bar {
    flex-direction: column;
    margin-top: 10px;
  }

  .search-bar input {
    width: 100%;
    border-radius: 25px;
    margin-bottom: 5px;
  }

  .search-bar button {
    width: 100%;
    border-radius: 25px;
  }

  .hamburger {
    display: flex;
    position: fixed;
    top: 60px;
    right: 10px;
    z-index: 1000;
  }


  main {
    flex-direction: column;
    padding: 8px;
    gap: 10px;
  }

  .gallery {
    flex: 1;
    padding: 10px;
    order: 2;
  }

  .gallery h2 {
    font-size: 1.2em;
    margin: 10px 0;
  }

  .products {
    grid-template-columns: repeat(1, 1fr);
    gap: 8px;
  }

  .product {
    padding: 10px;
    border-radius: 8px;
  }

  .product img {
    height: 100px;
  }

  .categories {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    max-width: 300px;
    height: calc(100vh - 90px);
    background: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    transition: left 0.3s ease;
    z-index: 1001;
    padding: 15px;
    box-sizing: border-box;
    overflow-y: auto;
    border-radius: 0;
    box-shadow: -2px 0 8px rgba(0, 0, 0, 0.2);
  }

  .hamburger-check:checked~main .categories {
    left: 0;
  }

  .categories h2 {
    font-size: 1.1em;
    margin: 10px 0;
  }

  .cart {
    width: 100%;
    order: 3;
    flex: none;
    padding: 10px;
  }

  .cart h2 {
    font-size: 1.2em;
    margin: 5px 0;
  }

  .cart-items {
    max-height: 200px;
    overflow-y: auto;
  }

  .secciondecambio {
    background-color: #5a9fa5;
    padding: 10px;
    margin-top: 10px;
    width: 100%;
  }

  .titulotipo {
    font-size: 1em;
    margin: 5px 0;
  }

  #btnTipoCambio {
    width: 100%;
    height: 35px;
    font-size: 14px;
  }

  .listacategorias {
    height: auto;
    padding: 8px;
    margin: 3px;
    font-size: 0.9em;
  }
}

/* ===========================================
   MEDIA QUERY PARA MÓVILES MEDIANOS (481px - 768px)
   =========================================== */

@media (min-width: 481px) and (max-width: 768px) {
  header {
    padding: 12px;
  }

  .banner h1 {
    font-size: 1.8em;
    margin: 5px 0;
  }

  nav ul {
    display: none;
  }

  nav li {
    margin: 0 10px;
  }

  .search-bar {
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
  }

  .search-bar input {
    width: 100%;
    border-radius: 25px;
  }

  .search-bar button {
    width: 100%;
    border-radius: 25px;
  }

  .hamburger {
    display: flex;
    position: fixed;
    top: 60px;
    right: 10px;
    z-index: 1000;
  }

  main {
    flex-direction: column;
    padding: 10px;
    gap: 12px;
  }

  .gallery {
    flex: 1;
    padding: 12px;
    order: 2;
  }

  .gallery h2 {
    font-size: 1.4em;
    margin: 10px 0;
  }

  .products {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .product {
    padding: 12px;
  }

  .product img {
    height: 120px;
  }

  .categories {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    max-width: 280px;
    height: calc(100vh - 90px);
    background: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    transition: left 0.3s ease;
    z-index: 1001;
    padding: 15px;
    box-sizing: border-box;
    overflow-y: auto;
    border-radius: 0;
  }

  .hamburger-check:checked~main .categories {
    left: 0;
  }

  .cart {
    width: 100%;
    order: 3;
    flex: none;
    padding: 12px;
  }

  .secciondecambio {
    width: 100%;
    margin-top: 12px;
    padding: 12px;
  }

  #btnTipoCambio {
    width: 100%;
    height: 36px;
  }
}

/* ===========================================
   MEDIA QUERY PARA TABLETS (769px - 1024px)
   =========================================== */

@media (min-width: 769px) and (max-width: 1024px) {
  header {
    padding: 15px;
  }

  .banner h1 {
    font-size: 2em;
  }

  nav ul {
    display: none;
  }

  .search-bar {
    gap: 10px;
    margin-top: 12px;
  }

  .search-bar input {
    width: 200px;
  }

  .hamburger {
    display: flex;
    position: fixed;
    top: 15px;
    right: 15px;
    z-index: 1000;
  }

  main {
    flex-direction: column;
    padding: 12px;
    gap: 12px;
  }

  .gallery {
    flex: 1;
    padding: 15px;
    order: 2;
  }

  .gallery h2 {
    font-size: 1.6em;
    margin: 10px 0;
  }

  .products {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
  }

  .product {
    padding: 12px;
  }

  .product img {
    height: 130px;
  }

  .categories {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    max-width: 320px;
    height: calc(100vh - 90px);
    background: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    transition: left 0.3s ease;
    z-index: 1001;
    padding: 18px;
    box-sizing: border-box;
    overflow-y: auto;
    border-radius: 0;
    box-shadow: -2px 0 8px rgba(0, 0, 0, 0.15);
  }

  .hamburger-check:checked~main .categories {
    left: 0;
  }

  .cart {
    width: 100%;
    order: 3;
    flex: none;
    padding: 15px;
  }

  .secciondecambio {
    width: 100%;
    margin-top: 12px;
    padding: 15px;
  }

  #btnTipoCambio {
    width: 150px;
    height: 38px;
  }
}

/* ===========================================
   MEDIA QUERY PARA PANTALLAS GRANDES (1025px+)
   =========================================== */

@media (min-width: 1025px) {
  header {
    padding: 20px;
    position: sticky;
    top: 0;
    z-index: 900;
  }

  .banner h1 {
    font-size: 2.5em;
  }

  nav ul {
    display: flex;
    justify-content: center;
  }

  .search-bar {
    margin-top: 15px;
    gap: 0;
  }

  .hamburger {
    display: none;
  }

  main {
    flex-direction: row;
    padding: 15px;
    gap: 15px;
  }

  .gallery {
    flex: 5;
    padding: 20px;
  }

  .gallery h2 {
    font-size: 1.8em;
    margin: 15px 0;
  }

  .products {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
  }

  .product {
    padding: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .product img {
    height: 150px;
  }

  .categories {
    flex: 1;
    position: relative !important;
    top: 0 !important;
    left: 0 !important;
    width: auto !important;
    height: auto !important;
    background: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
    transition: none;
    z-index: auto;
    padding: 15px;
    box-sizing: border-box;
    overflow-y: auto;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  }

  .cart {
    flex: 1;
    padding: 20px;
    position: relative;
  }

  .secciondecambio {
    width: 100%;
    margin-top: 15px;
    padding: 15px;
  }

  #btnTipoCambio {
    width: 140px;
    height: 30px;
  }
}

/* ===========================================
   MEDIA QUERY PARA PANTALLAS EXTRA GRANDES (1200px+)
   =========================================== */

@media (min-width: 1200px) {
  .products {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }

  .maintenance-products {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}