header,
#header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  display: block;
}

header {
  backdrop-filter: blur(10px);
  background: rgba(16, 19, 26, 0.72);
  border-bottom: 1px solid var(--border);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px var(--gutter);
  max-width:var(--max-w);
  margin:0 auto;
}

.logo a{
    display:flex;
    align-items:center;
    gap:10px;
    min-width:0;
}

.logo img{
    height:clamp(46px, 8vw, 64px);
    width:auto;
    display:block;
    flex-shrink:0;
}

.logo-text{
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(24px, 4vw, 40px);
    letter-spacing: -0.02em;
}

.logo-dot{
    color: var(--accent);
}

.nav-links{
    display:flex;
    align-items:center;
    gap:clamp(12px, 2.2vw, 24px);
    flex-wrap:wrap;
    justify-content:flex-end;
}

.nav-links a{
    position:relative;

    width:clamp(44px, 6vw, 50px);
    height:clamp(44px, 6vw, 50px);

    display:flex;
    align-items:center;
    justify-content:center;

    background: var(--surface);
    border: 1px solid var(--border);
    border-radius:15%;
    overflow:hidden;
    flex-shrink:0;

    transition: transform .2s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.nav-links .icon{
    width:clamp(20px, 3vw, 26px);
    height:clamp(20px, 3vw, 26px);
    background-color:#fff;

    -webkit-mask-image: var(--icon);
    mask-image: var(--icon);
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;

    transition: transform .25s ease, background-color .25s ease;
}

.nav-links a:hover{
    transform: translateY(-1px);
    background: rgba(244, 97, 87, .12);
    border-color: var(--accent);
    box-shadow: 0 0 16px rgba(224, 63, 63, 0.24);
}

.nav-links a:hover .icon{
    transform: scale(1.12);
    background-color: var(--accent);
}