/* Header styles for Next Game News */

.ngn-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-height);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  background: linear-gradient(90deg, rgba(5, 7, 18, 0.96), rgba(9, 12, 30, 0.96));
  border-bottom: 1px solid var(--color-border-subtle);
}

.ngn-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 100%;
}

/* Brand */

.ngn-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.ngn-header__logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 0.9rem;
  background:
    radial-gradient(circle at top left, rgba(0, 224, 255, 0.7), transparent 60%),
    radial-gradient(circle at bottom right, rgba(139, 92, 255, 0.7), transparent 60%),
    #050712;
  box-shadow: var(--shadow-glow-primary);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #050712;
}

.ngn-header__logo-text {
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--gray-50);
}

.ngn-header__logo-text span {
  color: var(--color-primary-strong);
}

/* Navigation */

.ngn-header__nav {
  display: flex;
  align-items: center;
}

.ngn-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
}

.ngn-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
  text-decoration: none;
  transition: color var(--transition-base), text-shadow var(--transition-base);
}

.ngn-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--transition-base);
}

.ngn-header__nav-link:hover {
  color: var(--gray-50);
  text-shadow: 0 0 12px rgba(71, 181, 255, 0.7);
}

.ngn-header__nav-link:hover::after,
.ngn-header__nav-link--active::after {
  width: 100%;
}

.ngn-header__nav-link--active {
  color: var(--color-primary-strong);
}

/* Mobile toggle */

.ngn-header__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.25rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(71, 181, 255, 0.6);
  background: radial-gradient(circle at top left, rgba(71, 181, 255, 0.3), transparent 60%), rgba(5, 7, 18, 0.96);
  cursor: pointer;
  color: var(--gray-50);
  transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-fast);
}

.ngn-header__toggle:hover {
  box-shadow: var(--shadow-glow-primary);
  transform: translateY(-1px);
}

.ngn-header__toggle:focus-visible {
  outline: 2px solid var(--color-primary-strong);
  outline-offset: 3px;
}

.ngn-header__toggle-bar {
  width: 1.2rem;
  height: 2px;
  border-radius: 999px;
  background: var(--gray-100);
  transition: transform var(--transition-base), opacity var(--transition-base), width var(--transition-base);
}

/* Animated toggle state */

.ngn-header--menu-open .ngn-header__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
  width: 1.3rem;
}

.ngn-header--menu-open .ngn-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.ngn-header--menu-open .ngn-header__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
  width: 1.3rem;
}

/* Responsive behavior */

@media (max-width: 880px) {
  .ngn-header__toggle {
    display: inline-flex;
  }

  .ngn-header__nav {
    position: absolute;
    inset-inline: 0;
    top: var(--nav-height);
    background: linear-gradient(180deg, rgba(5, 7, 18, 0.98), rgba(5, 7, 18, 0.96));
    border-bottom: 1px solid var(--color-border-subtle);
    transform-origin: top;
    transform: scaleY(0.9);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  }

  .ngn-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--space-4) var(--space-5);
    gap: var(--space-3);
  }

  .ngn-header--menu-open .ngn-header__nav {
    opacity: 1;
    transform: scaleY(1);
    visibility: visible;
    pointer-events: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ngn-header__nav,
  .ngn-header__toggle-bar {
    transition: none;
  }
}