/* Header-specific styles building on base.css */

.site-logo__text {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.1;
}

.site-logo__sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Primary nav layout */
.nav {
  margin-left: auto;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-24);
}

.nav__item--cta {
  margin-left: var(--space-16);
}

.nav__cta {
  font-size: var(--font-size-xs);
  color: white !important;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-subtle);
  align-items: center;
  justify-content: center;
  background-color: rgba(15, 23, 42, 0.9);
  color: var(--color-gray-100);
  transition: background-color var(--transition-base), border-color var(--transition-base), transform var(--transition-fast);
}

.nav-toggle__bar {
  position: absolute;
  width: 1.2rem;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-gray-100);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.nav-toggle__bar:nth-child(1) {
  top: 0.85rem;
}

.nav-toggle__bar:nth-child(2) {
  top: 1.2rem;
}

.nav-toggle__bar:nth-child(3) {
  top: 1.55rem;
}

.nav-toggle[aria-expanded="true"] {
  background-color: rgba(31, 41, 55, 0.98);
  border-color: var(--color-primary);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  top: 1.2rem;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  top: 1.2rem;
  transform: rotate(-45deg);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Mobile nav behavior */
@media (max-width: 768px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    position: fixed;
    inset-inline: 0;
    top: 3.5rem;
    background: radial-gradient(circle at top, rgba(15, 23, 42, 0.98), rgba(3, 7, 18, 0.98));
    border-bottom: 1px solid var(--color-border-subtle);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-slow), opacity var(--transition-slow), visibility var(--transition-slow);
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-16) var(--space-16) var(--space-24);
    gap: var(--space-16);
  }

  .nav__item--cta {
    width: 100%;
    margin-left: 0;
  }

  .nav__cta {
    width: 100%;
    justify-content: center;
  }

  .nav--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
}

@media (max-width: 480px) {
  .site-logo__text {
    font-size: var(--font-size-xs);
  }
}