body {
  margin: 0;
  font-family: Arial, sans-serif;
}

/* Menù laterale */
.sidebar {
  position: fixed;
  top: 0;
  left: -180px; /* nascosto fuori dallo schermo */
  width: 180px;
  height: 100%;
  background: linear-gradient(to bottom, #1666cc, #1a73e8);
  overflow-x: hidden;
  transition: left 0.3s ease;
  padding-top: 40px;
  z-index: 1000;
}

/* Apertura menù */
.sidebar.open {
  left: 0;
}

/* Link del menù */
.sidebar a {
  display: block;
  color: white;
  text-decoration: none;
  padding: 8px 12px;
  font-family: "Sofia Sans Semi Condensed", Arial, Helvetica, sans-serif;
  font-size: 14px;
  line-height: 1.4;
  transition: background 0.2s;
}
.sidebar a:hover {
  text-decoration: underline;
  background: rgba(255, 255, 255, 0.15);
}

/* Linguetta sempre visibile */
.toggle-btn {
  position: fixed;  /* sempre visibile nello schermo */
  top: 100px;
  left: 0;          /* parte visibile quando menù chiuso */
  background: linear-gradient(to bottom, #1666cc, #1a73e8);
  color: white;
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 0 5px 5px 0;
  font-size: 14px;
  z-index: 1001;
  transition: left 0.3s ease, background 0.2s;
}
.toggle-btn:hover {
  background: #145bb3;
}

@media (max-width: 768px) {
  .toggle-btn {
    position: relative;
    top: 0px; /* Sposta la linguetta più in alto su schermi piccoli */
    font-size: 12px;
    padding: 5px 8px;
    border-radius: 0 0;
  }
}