/* ==========================================================================
   ACCESSIBLE MOBILE NAV — hamburger toggle for the shared .nav bar.
   Loaded on every page, after base.css. Desktop (>900px) is unchanged from
   base.css; below 900px the inline .nav__links become an off-canvas panel
   controlled by .nav__toggle (a real <button>, focus-trapped, escape-closes,
   scroll-locked while open, ≥44x44px target).
   ========================================================================== */

.nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--bronze-border);
  border-radius: var(--radius-btn);
  background: rgba(168, 170, 172, 0.08);
  cursor: pointer;
}
.nav__toggle:hover { border-color: var(--bronze-border-bright); }
.nav__toggle-bars { position: relative; width: 20px; height: 14px; }
.nav__toggle-bars span {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: var(--ivory);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast), top var(--transition-fast);
}
.nav__toggle-bars span:nth-child(1) { top: 0; }
.nav__toggle-bars span:nth-child(2) { top: 6px; }
.nav__toggle-bars span:nth-child(3) { top: 12px; }
.nav.is-open .nav__toggle-bars span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.nav.is-open .nav__toggle-bars span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__toggle-bars span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .nav__toggle { display: inline-flex; }
  .nav > .nav__cta { display: none; }

  .nav__links {
    display: flex;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding: 24px 6vw 32px;
    background: rgba(5, 6, 6, 0.98);
    border-top: 1px solid rgba(168, 170, 172, 0.14);
    overflow-y: auto;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-med), transform var(--transition-med);
  }
  .nav.is-open .nav__links {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav__links a {
    width: 100%;
    padding: 14px 4px;
    min-height: 44px;
    display: flex;
    align-items: center;
    font-size: 17px;
    border-bottom: 1px solid rgba(168, 170, 172, 0.1);
  }
  .nav__links .nav__cta-mobile {
    margin-top: 14px;
    justify-content: center;
    border-bottom: none;
  }
}

@media (min-width: 901px) {
  .nav__cta-mobile { display: none; }
}

body.nav-lock { overflow: hidden; }

/* ---------- Nav dropdown ("Demo" submenu: Restaurant/Friseur/Immobilien/
   Praxis/Eiscafé) — desktop opens on hover or click below the toggle,
   mobile becomes an inline accordion inside the off-canvas menu. ---------- */
.nav__dropdown { position: relative; }
.nav__dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-size: 14px;
  color: var(--warm-gray);
  cursor: pointer;
}
.nav__dropdown-toggle:hover { color: var(--gold-champagne); }
.nav__dropdown-caret { transition: transform var(--transition-fast); }
.nav__dropdown.is-open .nav__dropdown-caret { transform: rotate(180deg); }

.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 16px);
  left: 50%;
  transform: translate(-50%, -6px);
  display: flex;
  flex-direction: column;
  min-width: 180px;
  padding: 8px;
  background: rgba(10, 11, 11, 0.98);
  border: 1px solid rgba(168, 170, 172, 0.14);
  border-radius: var(--radius-btn);
  backdrop-filter: blur(14px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  z-index: 110;
}
.nav__dropdown.is-open .nav__dropdown-menu,
.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1;
  transform: translate(-50%, 0);
  pointer-events: auto;
}
.nav__dropdown-menu a {
  padding: 10px 12px;
  border-radius: calc(var(--radius-btn) - 4px);
  font-size: 14px;
  color: var(--warm-gray);
  white-space: nowrap;
}
.nav__dropdown-menu a:hover { color: var(--gold-champagne); background: rgba(168, 170, 172, 0.08); }

@media (max-width: 900px) {
  .nav__dropdown { width: 100%; }
  .nav__dropdown-toggle {
    width: 100%;
    justify-content: space-between;
    padding: 14px 4px;
    min-height: 44px;
    font-size: 17px;
    border-bottom: 1px solid rgba(168, 170, 172, 0.1);
  }
  .nav__dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    pointer-events: none;
    max-height: 0;
    overflow: hidden;
    padding: 0;
    border: none;
    background: rgba(168, 170, 172, 0.04);
    border-radius: 0;
    min-width: 0;
    transition: max-height var(--transition-med);
  }
  .nav__dropdown.is-open .nav__dropdown-menu {
    max-height: 400px;
    pointer-events: auto;
    padding: 4px 0 4px 14px;
  }
  .nav__dropdown-menu a {
    border-bottom: 1px solid rgba(168, 170, 172, 0.06);
    padding: 12px 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav__links, .nav__toggle-bars span, .nav__dropdown-menu, .nav__dropdown-caret { transition: none; }
}