/* Shared mobile navigation — hamburger toggle + slide/flyout panels */

.mobile-nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-paper-elevated);
  color: var(--color-ink);
  cursor: pointer;
  flex-shrink: 0;
}

.mobile-nav__toggle-icon {
  display: block;
  width: 1.125rem;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  box-shadow:
    0 -6px 0 currentColor,
    0 6px 0 currentColor;
  transition:
    transform var(--motion-base) var(--motion-ease),
    box-shadow var(--motion-base) var(--motion-ease);
}

.mobile-nav--open .mobile-nav__toggle-icon {
  box-shadow: none;
  transform: rotate(45deg);
}

.mobile-nav--open .mobile-nav__toggle-icon::after {
  content: "";
  display: block;
  width: 1.125rem;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transform: rotate(-90deg);
}

.mobile-nav__backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(15, 20, 25, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-base) var(--motion-ease);
}

.mobile-nav--open .mobile-nav__backdrop {
  opacity: 1;
  pointer-events: auto;
}

body.mobile-nav--body-lock {
  overflow: hidden;
}

/* Flyout menu (site editor chrome, post editor, marketing header) */

.mobile-nav__menu {
  display: none;
}

.mobile-nav__menu-panel {
  display: grid;
  gap: 0.5rem;
  min-width: 12rem;
  padding: 0.75rem;
  background: var(--color-paper-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.mobile-nav__menu-panel .btn {
  width: 100%;
  justify-content: center;
}

@media (max-width: 768px) {
  .mobile-nav__toggle {
    display: inline-flex;
  }

  .mobile-nav__backdrop {
    display: block;
  }

  .mobile-nav--menu .mobile-nav__menu {
    display: block;
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.5rem);
    transition:
      opacity var(--motion-base) var(--motion-ease),
      transform var(--motion-base) var(--motion-ease),
      visibility var(--motion-base) var(--motion-ease);
  }

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

  .mobile-nav--menu .mobile-nav__menu--desktop {
    display: none;
  }
}

@media (min-width: 769px) {
  .mobile-nav--menu .mobile-nav__menu--mobile {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-nav__toggle-icon,
  .mobile-nav__backdrop,
  .mobile-nav--menu .mobile-nav__menu {
    transition: none;
  }
}