/* === Mobile Navigation Drawer — NUR State-/JS-/A11y-Regeln ===
   Statisches Layout steckt in Tailwind-Utilities im Markup (header.php +
   IBZ_Walker_Nav_Menu). Hier bleibt, was Utilities nicht können:
   Panel-Open/Close (JS: .active, body.nav-open), Accordion (li.open,
   --submenu-height), Chevron-Rotation, Focus, Reduced-Motion,
   Social-Brandfarben (data-social). */

:root {
  --mnav-bg: var(--color-cream, #f7f3ea);
  --mnav-border: var(--color-border, #dcd5c6);
  --mnav-text: var(--color-navy, #16294f);
  --mnav-text-muted: var(--color-text-muted, #5c5c5c);
  --mnav-accent: var(--color-orange, #e8622c);
  --mnav-card-hover: rgba(22, 41, 79, 0.06);
  --mnav-radius: 0.9rem;
  --mnav-z: 1100;
  --mnav-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ── Panel ─────────────────────────────────────────────── */
#mobileNav {
  position: fixed;
  top: 0;
  right: 0;
  left: auto;
  width: min(340px, 92vw);
  height: 100%;
  height: 100dvh;
  background: var(--mnav-bg);
  border-left: 1px solid var(--mnav-border);
  box-shadow: -12px 0 40px rgba(22, 41, 79, 0.12);
  z-index: var(--mnav-z);
  display: flex;
  flex-direction: column;
  transform: translateX(102%);
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.32s var(--mnav-ease), opacity 0.32s ease, visibility 0.32s ease;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

#mobileNav.active {
  transform: translateX(0);
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

/* ── Overlay ───────────────────────────────────────────── */
#mobileOverlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 28, 56, 0.35);
  z-index: calc(var(--mnav-z) - 10);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

#mobileOverlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ── Accordion: offene Karte ───────────────────────────── */
#mobileNav .mobile-menu li.is-closing > a,
#mobileNav .mobile-menu li.open > a {
  background: rgba(22, 41, 79, 0.05);
  border-color: rgba(232, 98, 44, 0.35);
}

#mobileNav .mobile-menu .chevron {
  transition: transform 0.34s var(--mnav-ease), color 0.2s ease;
}

#mobileNav .mobile-menu .chevron svg {
  width: 20px;
  height: 20px;
}

#mobileNav .mobile-menu li.open > a .chevron {
  transform: rotate(180deg);
  color: var(--mnav-accent);
}

/* ── Submenu: Accordion ────────────────────────────────── */
#mobileNav .mobile-sub-menu,
#mobileNav .sub-menu {
  --submenu-height: 0px;
  max-height: 0;
  opacity: 0;
  pointer-events: none;
  transition:
    max-height 0.34s var(--mnav-ease),
    opacity 0.24s ease,
    padding-top 0.34s var(--mnav-ease),
    padding-bottom 0.34s var(--mnav-ease);
}

#mobileNav li.open > .mobile-sub-menu,
#mobileNav li.open > .sub-menu {
  max-height: var(--submenu-height, 0);
  opacity: 1;
  pointer-events: auto;
  padding-top: 0.5rem;
  padding-bottom: 0.35rem;
}

#mobileNav li:not(.open) > .mobile-sub-menu,
#mobileNav li:not(.open) > .sub-menu {
  padding-top: 0;
  padding-bottom: 0;
}

#mobileNav .mobile-sub-menu li,
#mobileNav .sub-menu li {
  opacity: 0;
  transition: opacity 0.22s ease;
}

#mobileNav li.open > .mobile-sub-menu li,
#mobileNav li.open > .sub-menu li {
  opacity: 1;
}

#mobileNav .mobile-sub-menu a,
#mobileNav .sub-menu a {
  display: block;
  padding: 0.65rem 0.75rem 0.65rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--mnav-text-muted);
  text-decoration: none;
  border-radius: 0.6rem;
  touch-action: manipulation;
  transition: color 0.2s ease, background 0.2s ease;
}

#mobileNav .mobile-sub-menu a:active,
#mobileNav .mobile-sub-menu a:hover,
#mobileNav .sub-menu a:active,
#mobileNav .sub-menu a:hover {
  color: var(--mnav-text);
  background: rgba(22, 41, 79, 0.06);
}

/* ── Social: Brandfarben (data-social) ─────────────────── */
#mobileNav .mobile-social-link[data-social="instagram"] { color: #e1306c; }
#mobileNav .mobile-social-link[data-social="facebook"] { color: #1877f2; }
#mobileNav .mobile-social-link[data-social="youtube"] { color: #c8102e; }
#mobileNav .mobile-social-link[data-social="linkedin"] { color: #0a66c2; }
#mobileNav .mobile-social-link[data-social="x"],
#mobileNav .mobile-social-link[data-social="twitter"] { color: #14171a; }

/* ── A11y / Focus ──────────────────────────────────────── */
#mobileNav a:focus-visible,
#mobileNav button:focus-visible,
#mobileNav input:focus-visible {
  outline: 2px solid var(--mnav-accent);
  outline-offset: 2px;
}

#mobileNav .search-field:focus,
#mobileNav .search-field:focus-visible {
  outline: 0;
  box-shadow: none;
}

@media (prefers-reduced-motion: reduce) {
  #mobileNav,
  #mobileNav .mobile-menu li,
  #mobileNav .mobile-menu li > a,
  #mobileNav .mobile-sub-menu,
  #mobileNav .sub-menu,
  #mobileNav .mobile-sub-menu a,
  #mobileNav .sub-menu a {
    transition: none !important;
    animation: none !important;
  }
}