/* Header styles for Gaming Guide Zone */

.ggz-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(to bottom, rgba(5, 8, 20, 0.96), rgba(5, 8, 20, 0.9));
  border-bottom: 1px solid var(--color-border-subtle);
  backdrop-filter: blur(18px);
}

.ggz-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.ggz-header__brand {
  display: flex;
  align-items: center;
}

.ggz-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ggz-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 30%;
  background: radial-gradient(circle at 30% 20%, #6366f1 0, #4f46e5 35%, #0b1020 80%);
  box-shadow: 0 0 0 1px rgba(79, 70, 229, 0.7), 0 0 18px rgba(79, 70, 229, 0.5);
  position: relative;
}

.ggz-header__logo-mark::after {
  content: "G";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: #f9fafb;
}

.ggz-header__logo-text {
  color: var(--gray-50);
}

/* Navigation */

.ggz-header__nav {
  margin-left: var(--space-6);
}

.ggz-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.ggz-header__nav-item {
  position: relative;
}

.ggz-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--color-text-muted);
  padding: 0.25rem 0;
}

.ggz-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.3rem;
  width: 0;
  height: 2px;
  background: linear-gradient(to right, #6366f1, #a855f7);
  transition: width var(--transition-base);
}

.ggz-header__nav-link:hover,
.ggz-header__nav-link:focus-visible {
  color: var(--gray-50);
}

.ggz-header__nav-link:hover::after,
.ggz-header__nav-link:focus-visible::after {
  width: 100%;
}

.ggz-header__nav-item--highlight .ggz-header__nav-link {
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(79, 70, 229, 0.6);
  background-color: rgba(15, 23, 42, 0.9);
}

.ggz-header__nav-link--cta::after {
  display: none;
}

.ggz-header__nav-link--cta:hover,
.ggz-header__nav-link--cta:focus-visible {
  background: radial-gradient(circle at top, #6366f1 0, #4f46e5 40%, #312e81 100%);
  box-shadow: 0 0 0 1px rgba(129, 140, 248, 0.45), var(--shadow-md);
}

/* Mobile toggle */

.ggz-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-subtle);
  background-color: rgba(15, 23, 42, 0.8);
  color: var(--color-text);
}

.ggz-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base), width var(--transition-base);
}

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

.ggz-header__toggle.is-active .ggz-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.ggz-header__toggle.is-active .ggz-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.ggz-header__toggle.is-active .ggz-header__toggle-bar:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Responsive */

@media (max-width: 768px) {
  .ggz-header__toggle {
    display: inline-flex;
  }

  .ggz-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    transform: translateY(-4px);
    background: radial-gradient(circle at top, rgba(15, 23, 42, 0.98), rgba(11, 16, 32, 0.98));
    border-bottom: 1px solid var(--color-border-subtle);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height var(--transition-slow), opacity var(--transition-base), visibility var(--transition-base);
  }

  .ggz-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-3) var(--space-4) var(--space-4);
    gap: var(--space-2);
  }

  .ggz-header__nav-link {
    width: 100%;
    padding-block: 0.5rem;
  }

  .ggz-header__nav--open {
    max-height: 420px;
    opacity: 1;
    visibility: visible;
  }

  .ggz-header__nav-item--highlight .ggz-header__nav-link {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .ggz-header__logo-text {
    font-size: 0.9rem;
  }
}