/* === HEADER (logo + hamburger) === */
.fixed-header,
header {
  position: fixed;
  top: 30px;
  left: 0;
  width: 100vw; /* usa viewport per evitare la scrollbar layout shift */
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  pointer-events: none;
}

.logo {
  height: 33px;
  pointer-events: auto;
}

.logo-white {
  filter: brightness(0) invert(1);
}

.hamburger {
  position: absolute;
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 13px;
  cursor: pointer;
  background: none;
  border: none;
  z-index: 6000;
  pointer-events: auto;
}

.hamburger span {
  display: block;
  width: 55px;
  height: 2px;
  background-color: white;
  transition: transform 0.3s ease;
}

.hamburger:hover span:nth-child(1) {
  transform: translateX(5px);
}

.hamburger:hover span:nth-child(2) {
  transform: translateX(-5px);
}