.header{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 18px;

  background:#4A3728;
  background-image: url("images/dark_wood_2.webp");
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}

.logo{ font-weight:350; letter-spacing:.6px; color: #f0f8ff; font-size:22px; 
font-family:"Montserrat", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;}

.nav{ display:flex; gap:16px; align-items:center; }
/* .nav a{
  color:var(--text2);
  text-decoration:none;
  opacity:.85;
} */
/* .nav a:hover{ opacity:1; color:var(--accent); transform: scale(1.06);  } */

.nav a{
  display: inline-block;             
  color: var(--text2);
  text-decoration: none;
  opacity: .85;

  transition:
    transform .25s cubic-bezier(.22,1,.36,1),
    color .25s ease,
    opacity .25s ease;
}



.nav a:hover{
  opacity:1;
  color:#ffffff;         
  transform: scale(1.12); 
}

.burger{
  display:none;
  font-size:24px;
  background:none; border:none;
  color:var(--text2);
  cursor:pointer;
}

@media (max-width: 640px){
  .burger{ display:block; }
  .nav{
    position:absolute;
    right:18px; top:58px;
    flex-direction:column;
    background:rgba(10,14,22,.92);
    border:1px solid rgba(255,255,255,.10);
    border-radius:16px;
    padding:12px;
    display:none;
  }
  .nav.open{ display:flex; }
}

@media (max-width: 640px){
  .nav-social{
    width: 32px;
    height: 32px;
    font-size: 16px;
  }
}

/* Ikona social */
.nav-social{
  display: inline-flex;
  align-items: center;
  justify-content: center;

  width: 30px;
  height: 30px;
  margin-left: 6px;

  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.22);

  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 10px;
  line-height: 1;
  background: rgba(255,255,255,.95);
  /* transition:
    transform .2s ease,
    background-color .2s ease,
    color .2s ease; */
}

.nav-social:hover{
  background: var(--text2);
  transform: scale(1.12);
}

/* litera „f” */
.fb-icon{
  font-family: Arial, Helvetica, sans-serif;
  transform: translateY(1px);
}