.header {
  position: fixed;
  top: 22px;
  left: 50%;
  z-index: 1000;
  width: min(1120px, calc(100% - 36px));
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  transform: translateX(-50%);
}

.logo {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: -1px;
  color: #8d92ff;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--glass);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.nav-link {
  padding: 10px 18px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-pill);
  transition: var(--transition-base);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--text);
  background: rgba(77, 225, 230, 0.14);
}

.socials {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-button {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--muted-light);
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--glass);
  backdrop-filter: blur(16px);
  transition: var(--transition-base);
}

.icon-button:hover {
  color: var(--cyan);
  border-color: var(--border-cyan);
  transform: translateY(-3px);
}

.icon-button svg {
  width: 18px;
  height: 18px;
}

.menu-button {
  display: none;
  cursor: pointer;
}

.mobile-menu {
  position: fixed;
  top: 90px;
  left: 18px;
  right: 18px;
  z-index: 999;
  display: none;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(7, 9, 20, 0.96);
  backdrop-filter: blur(20px);
}

.mobile-menu.is-open {
  display: grid;
  gap: 10px;
}

.mobile-menu a {
  padding: 14px 16px;
  color: var(--muted-light);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
}

@media (max-width: 1000px) {
  .header {
    grid-template-columns: 1fr auto;
  }

  .nav,
  .socials {
    display: none;
  }

  .menu-button {
    display: grid;
    justify-self: end;
  }
}