.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: white;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  z-index: 1000;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  height: 70px;   /* ← ACÁ achicamos el logo */
  width: auto;
}

.nav a {
  margin-left: 25px;
  text-decoration: none;      /* saca subrayado */
  color: var(--primary-dark); /* color marca */
  font-weight: 600;
  font-size: 15px;
}

.nav a:hover {
  color: var(--primary);
}