.main-header {
  background: #0a0a0a;
  padding: 15px 0;
  border-bottom: 1px solid #00f7ff33;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* BRAND */
.brand {
  display: flex;
  flex-direction: column;
}

.logo a {
  font-size: 24px;
  color: #00f7ff;
  text-decoration: none;
  text-shadow: 0 0 10px #00f7ff;
}

.tagline {
  font-size: 12px;
  color: #aaa;
}

/* MENU */
.nav-menu ul {
  display: flex;
  gap: 20px;
  list-style: none;
}

.nav-menu a {
  color: white;
  text-decoration: none;
}

.nav-menu a:hover {
  color: #00f7ff;
}

.menu-btn {
  display: none;
  font-size: 26px;
  cursor: pointer;
  color: white;
}