/* Header component styles for Malorngame */

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  width: auto;
  height: auto;
  padding: var(--space-2) var(--space-4);
  background: var(--color-accent);
  color: var(--color-background);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-glow-accent);
  z-index: 10000;
}

.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  background: var(--color-background-light);
  border-bottom: 1px solid var(--color-neutral-700);
  z-index: 999;
  backdrop-filter: saturate(120%) blur(6px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-neutral-100);
}
.site-logo:hover,
.site-logo:focus {
  color: var(--color-primary);
}
.logo-mark { font-size: 1.25rem; }
.logo-text {
  font-family: var(--font-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Navigation */
.site-nav { position: relative; }
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.nav-list a {
  padding: var(--space-2) var(--space-2);
  border-radius: var(--radius-sm);
}
.nav-list a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-neutral-700);
  background: var(--color-background-card);
  color: var(--color-neutral-200);
  transition: all var(--transition-base);
}
.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: var(--shadow-glow-primary);
}

@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }
  .nav-list { flex-direction: column; align-items: flex-start; gap: var(--space-4); }

  /* Progressive enhancement: only collapse when JS is enabled */
  .js-enabled .site-nav {
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: var(--color-background-card);
    border-top: 1px solid var(--color-neutral-700);
    box-shadow: var(--shadow-lg);
    padding: var(--space-6) var(--space-4);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: max-height var(--transition-slow), opacity var(--transition-base), transform var(--transition-base);
    pointer-events: none;
  }
  .js-enabled .site-nav.is-open {
    max-height: 80vh;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
}

/* Larger screens spacing for CTA button */
@media (min-width: 769px) {
  .nav-list .btn { margin-left: var(--space-2); }
}