/* shop-mobile.css: estilos para producto1-mobile.html adaptados a móvil */
body {
  background: url('../img/fondo_movil.png') no-repeat center center;
  background-size: cover;
  min-height: 100vh;
  margin: 0;
  font-family: 'Courier New', Courier, monospace;
  /* No overflow:hidden para permitir scroll */
}

header {
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  /* Sin fondo */
}

main {
  padding: 0;
  margin: 0;
  background: transparent;
}

section {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 0 2em 0;
}

.product-qty label {
  color: #851c01;
  font-weight: bold;
}

.add-cart-btn {
  background: linear-gradient(90deg, #630401 0%, #851c01 100%);
  color: #fff;
  border: none;
  border-radius: 0.38em;
  padding: 0.63em 1.75em;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 0.13em 0.5em rgba(133,28,1,0.12);
  transition: background 0.2s, box-shadow 0.2s;
  margin-top: 0.5em;
}

.add-cart-btn:hover {
  background: linear-gradient(90deg, #630401 0%, #851c01 100%);
  box-shadow: 0 0.25em 1em rgba(215,38,61,0.18);
}

.thumbnail {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border: 2px solid #851c01;
  border-radius: 8px;
  cursor: pointer;
  background: #fff;
}

.thumbnail:hover {
  border-color: #d7263d;
  box-shadow: 0 0.13em 0.5em rgba(215,38,61,0.18);
}