.pg-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  isolation: isolate;
  background:
    radial-gradient(circle at 78% 10%, var(--color-primary-glow), transparent 24rem),
    linear-gradient(135deg, #111812, #0b100c 72%);
  box-shadow: 0 0.75rem 2.5rem rgba(5, 8, 6, 0.2);
}

.pg-header__accent {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(163, 201, 58, 0.82) 22%, rgba(163, 201, 58, 0.18) 72%, transparent);
}

.pg-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  width: min(var(--container-width), 100% - 2 * var(--container-padding));
  margin-inline: auto;
  min-height: 3.75rem;
  padding-block: 0.2rem;
}

.pg-header__brand {
  display: flex;
  align-items: center;
  color: var(--color-text-inverse);
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-black);
  font-size: 1.25rem;
  text-decoration: none;
}

/*
 * Logo-Bild statt Text (Story layout-030, Referenz .custom-logo:
 * width: auto; max-height: 2.5rem -- keine feste Breite, Höhe
 * begrenzt).
 */
.pg-header__brand-logo {
  display: block;
  width: auto;
  max-height: 2.5rem;
}

.pg-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.pg-header__nav-list {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pg-header__nav-link {
  display: inline-block;
  padding: 0.55rem 0.7rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.pg-header__nav-link:hover,
.pg-header__nav-link:focus-visible,
.pg-header__nav-link.is-active {
  color: var(--color-primary);
}

.pg-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.3rem;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
}

.pg-header__toggle-bar {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--color-text-inverse);
  transition: transform var(--duration-fast) ease, opacity var(--duration-fast) ease;
}

.pg-header__toggle[aria-expanded="true"] .pg-header__toggle-bar:nth-child(1) {
  transform: translateY(0.4rem) rotate(45deg);
}

.pg-header__toggle[aria-expanded="true"] .pg-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.pg-header__toggle[aria-expanded="true"] .pg-header__toggle-bar:nth-child(3) {
  transform: translateY(-0.4rem) rotate(-45deg);
}

/* Unterhalb --breakpoint-lg (992px, siehe layout-002 Design-Tokens):
   Toggle-Button einblenden, Nav standardmäßig eingeklappt. */
@media (max-width: 61.99875rem) {
  .pg-header__toggle {
    display: flex;
  }

  .pg-header__nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: #0b100c;
  }

  .pg-header__nav.is-open {
    display: block;
  }

  .pg-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-xs) var(--container-padding) var(--space-md);
  }

  .pg-header__nav-link {
    padding: var(--space-xs) 0;
  }
}