/* Header-specific enhancements for Zagrebia */
.header-shell {
  position: relative;
}

.header-menu-toggle {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(255, 255, 255, 0.85);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-soft);
  z-index: 60;
}

.header-menu-toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-turquoise));
  transition: transform var(--transition-fast), opacity var(--transition-fast), width var(--transition-fast);
}

.header-menu-toggle.is-open .header-menu-toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
  width: 20px;
}

.header-menu-toggle.is-open .header-menu-toggle-bar:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
  width: 20px;
}

.header-nav {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) auto minmax(0, 1.6fr);
  align-items: center;
  gap: var(--space-3);
}

.header-nav-left,
.header-nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header-nav-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-nav-badge {
  padding: 0.25rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: rgba(15, 23, 42, 0.86);
  color: #f9fafb;
  border: 1px solid rgba(248, 250, 252, 0.6);
}

/* Active state helper based on data attribute */
.site-nav-link[data-active="true"],
.site-nav-link[aria-current="page"] {
  color: var(--gray-900);
  border-color: rgba(197, 155, 58, 0.65);
  background: rgba(255, 255, 255, 0.98);
}

/* Mobile layout */
@media (max-width: 767px) {
  .site-header-inner.header-shell {
    padding-inline: var(--space-3);
  }

  .header-menu-toggle {
    display: inline-flex;
  }

  .header-nav {
    position: fixed;
    inset-inline: var(--space-3);
    top: calc(var(--header-height) + 0.75rem);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    background: radial-gradient(circle at top left, rgba(183, 221, 255, 0.75), rgba(255, 255, 255, 0.98));
    box-shadow: var(--shadow-glass);
    border: 1px solid rgba(226, 232, 240, 0.95);
    grid-template-columns: 1fr;
    gap: var(--space-4);
    transform-origin: top right;
    transform: scale(0.95);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  }

  .header-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scale(1);
  }

  .header-nav-left,
  .header-nav-right {
    flex-direction: column;
    align-items: stretch;
  }

  .header-nav-center {
    justify-content: flex-start;
  }

  .site-nav-link {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .site-logo {
    font-size: 1.05rem;
  }
}

/* Desktop tweaks */
@media (min-width: 768px) {
  .header-menu-toggle {
    display: none;
  }

  .header-nav {
    position: static;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }
}