/* Theme toggle + mobile nav */

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: auto;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  transition: color 0.2s ease;
}

.theme-toggle:hover {
  color: var(--accent-gold);
}

.theme-toggle-icon {
  display: none;
  width: 14px;
  height: 14px;
}

body.theme-dark .theme-toggle-icon--sun {
  display: block;
}

body.theme-light .theme-toggle-icon--moon {
  display: block;
}

.hub-nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
}

.hub-nav-toggle-icon,
.hub-nav-toggle-icon::before,
.hub-nav-toggle-icon::after {
  display: block;
  width: 14px;
  height: 1px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.hub-nav-toggle-icon {
  position: relative;
}

.hub-nav-toggle-icon::before,
.hub-nav-toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.hub-nav-toggle-icon::before {
  top: -4px;
}

.hub-nav-toggle-icon::after {
  top: 4px;
}

.hub-nav-toggle[aria-expanded='true'] .hub-nav-toggle-icon {
  background: transparent;
}

.hub-nav-toggle[aria-expanded='true'] .hub-nav-toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.hub-nav-toggle[aria-expanded='true'] .hub-nav-toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.hub-nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.admin-nav-fixed {
  position: fixed;
  top: 28px;
  right: 28px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 24px;
}

.admin-nav-fixed a {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.admin-nav-fixed a:hover {
  color: var(--accent-gold);
}

.logo-img.logo-img--light {
  display: none;
}

body.theme-light .logo-img.logo-img--dark {
  display: none;
}

body.theme-light .logo-img.logo-img--light {
  display: block;
}

body.theme-dark .logo-img.logo-img--dark {
  display: block;
}

@media (max-width: 720px) {
  .hub-nav-fixed {
    gap: 12px;
  }

  .hub-nav-toggle {
    display: inline-flex;
  }

  .hub-nav-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    min-width: 180px;
    padding: 8px 0;
    background: var(--bg-surface);
    border: 1px solid var(--border);
  }

  .hub-nav-menu.is-open {
    display: flex;
  }

  .hub-nav-menu a {
    padding: 12px 16px;
  }

  .hub-nav-menu .theme-toggle {
    margin: 8px 16px 4px;
    align-self: flex-start;
  }

  .admin-nav-fixed {
    top: 20px;
    right: 20px;
  }
}