.header {
  position: fixed;
  z-index: 50;
  top: var(--header-top);
  left: 0;
  right: 0;
  padding: 0 var(--gutter);
  pointer-events: none;
}

.header__bar {
  pointer-events: auto;
  position: relative;
  max-width: var(--container);
  height: var(--header-h);
  margin: 0 auto;
  padding: 0 18px 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-radius: var(--radius-pill);
  background: rgba(20, 20, 22, 0.55);
  border: 1px solid var(--border-default);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
  transition: background-color .2s;
}

.header.is-scrolled .header__bar { background: rgba(20, 20, 22, 0.8); }

.logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }

.logo__word {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.02em;
  line-height: 1;
}

.logo__beta {
  padding: 3px 9px 4px;
  border-radius: var(--radius-pill);
  background: var(--c-lime);
  color: var(--c-black);
  font-family: var(--font-text);
  font-weight: 600;
  font-size: 13px;
  line-height: 1.2;
}

.btn--tg { gap: 8px; padding: 0 22px 0 18px; background: #2aabee; color: var(--c-white); }
.btn--tg:hover { background: #1e96d6; }