* { box-sizing: border-box; }

/* Restaurar márgenes para listas en el contenido */
ul:not(.lang-list):not(.nav-list),
ol:not(.lang-list):not(.nav-list) {
  margin-left: 40px !important;
  margin-top: 10px;
  margin-bottom: 10px;
}
li:not(.lang-item):not(.nav-list > li) { margin-bottom: 8px !important; }
li p { margin: 0; padding: 0; }

.btn-top{
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: #111;
  color: #fff;
  text-decoration: none;
  z-index: 9999;
  box-shadow: 0 8px 20px rgba(0,0,0,.25);
}

.marco { border-radius: 10px; background:#E9E9E9; border:1px solid #666; }
.marco1 { border-radius: 30px; background:#FFF; border:3px solid #DBDBDB; box-shadow:0 2px 5px rgba(0,0,0,0.15); }
.marco2 { border-radius: 15px; background:#FFF; border:2px solid #BEBEBE; }
.marco3 { border-radius: 15px; background:#DBDBDB; border:1px solid #999; }

.boto{
  border-radius: 35px;
  font-size: 18px;
  color:#FFF;
  background:#333;
  height: 70px;
  width: 190px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
  cursor:pointer;
}
.boto1{
  border-radius: 35px;
  font-size: 15px;
  color:#FFF; 
  background:#333;
  height: 40px;
  width: 190px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
  cursor:pointer;
}

.letra1 { font-size:14px; font-weight:600; }
.letra2 { font-size:14px; }
.letra3 { font-size:11px; color:#999; }
.letra4 { font-size:15px; text-decoration:none; color:#666; }
.letra4sola { font-size:10px; }
.letra5 { font-size:34px; }
.letra6 { font-size:18px; color:#383838; }
.letra7 { font-size:14px; }
.letra21 { font-size:15px; }
.letra22 { font-size:12px; }

.input { font-size:14px; border-radius:10px; padding:3px 10px; }
.input-error { outline: 2px solid #c00; }

/* Botones ficha / carrito */
.btn-cart{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 10px;
  border:0;
  border-radius:10px;
  color:#fff;
  font:600 14px/1.1 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  cursor:pointer;
  user-select:none;
  background:#333;
}
.btn-cart:hover{ opacity:.80; }
.btn-cart:active{ transform:translateY(1px); }
.btn-cart__icon{ width:20px; height:20px; fill:currentColor; flex:0 0 auto; }
.btn-cart__icon--symbol{
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  font-weight: 700;
  font-size: 16px; /* ajusta si lo quieres más grande */
}