/* Header-specific styles – builds on base.css */

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.site-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 30% 20%, rgba(197,245,255,0.9), transparent 55%),
    radial-gradient(circle at 70% 80%, rgba(15,23,42,0.9), transparent 60%),
    #020617;
  border: 1px solid rgba(148, 163, 184, 0.9);
  box-shadow: 0 0 24px rgba(15, 23, 42, 0.9);
}

.site-header__text {
  display: flex;
  flex-direction: column;
}

.site-header__title {
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-header__subtitle {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-text-muted);
}

/* Nav wrapper for responsive behavior */

.site-nav-wrapper {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-header__cta-wrap {
  margin-left: 1rem;
}

.site-header__cta {
  font-size: 0.7rem;
}

.site-header__cta-icon {
  display: inline-flex;
}

.site-header__cta-icon i {
  font-size: 0.95rem;
}

/* Mobile menu toggle */

.site-header__menu-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(30, 64, 175, 0.6);
  background: rgba(15, 23, 42, 0.9);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-header__menu-toggle-box {
  position: relative;
  width: 18px;
  height: 14px;
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
}

.site-header__menu-toggle-bar {
  height: 2px;
  width: 100%;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.9);
  transition: transform var(--transition-fast), opacity var(--transition-fast), top var(--transition-fast), bottom var(--transition-fast);
}

.site-header__menu-toggle-text {
  text-transform: uppercase;
}

/* Open state */

.site-header--menu-open .site-header__menu-toggle-bar:first-child {
  transform: translateY(6px) rotate(45deg);
}

.site-header--menu-open .site-header__menu-toggle-bar:last-child {
  transform: translateY(-6px) rotate(-45deg);
}

/* Ensure nav is always visible on desktop; collapsed on small screens */

@media (max-width: 1160px) {
  .site-header__menu-toggle {
    display: inline-flex;
  }

  .site-nav-wrapper {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    padding-inline: var(--container-padding-x);
    padding-block: 0.75rem 1.1rem;
    background: radial-gradient(circle at top, rgba(15,23,42,0.98), rgba(2,6,23,0.98));
    border-bottom: 1px solid rgba(15,23,42,0.95);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .site-header--menu-open .site-nav-wrapper {
    display: flex;
  }

  .site-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }

  .site-header__cta-wrap {
    margin-left: 0;
    width: 100%;
  }

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

@media (max-width: 520px) {
  .site-header__subtitle {
    display: none;
  }
}