.main-nav {
position: fixed;
top: 0;
left: 0;
width: 100%;
max-width: 100%;
z-index: 1;

background-color: #fff;
display: flex;
justify-content: space-around;
align-items: center;
padding: 10px 0;

font-family: Arial, Helvetica, sans-serif;
box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.nav-inner {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  flex-direction: row;
  display: flex;
   justify-content: space-between; 
  align-items: center;
  padding: 0px 20px;   

  font-family: Arial, Helvetica, sans-serif;
}

.main-nav a {
text-decoration: none;
color: #1156BB;
display: flex;
flex-direction: row;
align-items: center;
font-weight: bold;    
}

.main-nav img {
width: clamp(25px, 3vw, 30px);
height: auto;
}

.main-nav span {
font-size:clamp(20px, 3vw, 25px);
user-select: none;
}

.nav-item {
display: flex;
align-items: center;
gap: 8px;            
text-decoration: none;
color: #1156BB;
font-weight: bold;
}

@media (max-width: 620px) {
.main-nav span {
display: none;
}
}

/* === SUBMENU PRODOTTI === */

.has-submenu {
  position: relative;
}

/* Submenu */
.submenu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;

  background: #fff;
  list-style: none;
  padding: 12px 0 6px; /* spazio visivo sotto il bottone */
  margin: 0;

  min-width: 220px;
  box-shadow: 0 4px 12px rgba(0,0,0,.18);
  z-index: 1;
  border-radius: 10px;

  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
}

/* Link submenu */
.submenu li a {
  display: block;
  padding: 10px 16px;
  color: #1156BB;
  text-decoration: none;
  white-space: nowrap;
transition: background 0.25s ease;
font-size:clamp(14px, 3vw, 16px);
}

.submenu li a:hover {
  background: #f2f5fb;
}

/* Zona cuscinetto anti-chiusura */
.has-submenu::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 10px;
}

/* DESKTOP: hover */
@media (hover: hover) {
  .has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }
}

/* MOBILE: apertura via JS */
.has-submenu.open .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

@media (max-width: 620px) {
  .has-submenu .submenu {
    min-width: 200px;
    left: calc(50% - 100px); /* metà della larghezza del submenu */
  }
}