/**
 * Mobile navigation drawer — max-width: 991px only.
 * Portal (#mobile-nav) sits outside #header to avoid scroll clipping.
 */

@media (max-width: 991px) {
  :root {
    --mm-primary: #2563eb;
    --mm-primary-soft: #eff6ff;
    --mm-primary-icon: #dbeafe;
    --mm-text: #0f172a;
    --mm-text-muted: #64748b;
    --mm-surface: #f8fafc;
    --mm-border: #e2e8f0;
    --mm-drawer-width: min(400px, 92vw);
    --mm-radius: 12px;
    --mm-safe-top: env(safe-area-inset-top, 0px);
    --mm-safe-bottom: env(safe-area-inset-bottom, 0px);
  }

  .navbar-menu-desktop {
    display: none !important;
  }

  .mobile-nav-toggle {
    color: var(--mm-primary);
    font-size: 1.65rem;
    z-index: 10000;
    position: relative;
  }

  #mobile-nav {
    position: fixed;
    inset: 0;
    z-index: 9998;
    pointer-events: none;
    visibility: hidden;
  }

  body.mobile-nav-active #mobile-nav {
    visibility: visible;
    pointer-events: auto;
    z-index: 10050;
  }

  body.mobile-nav-active .mobile-nav-toggle {
    z-index: 9997;
  }

  .mobile-nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    opacity: 0;
    transition: opacity 0.32s ease;
  }

  body.mobile-nav-active .mobile-nav-backdrop {
    opacity: 1;
  }

  .mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: var(--mm-drawer-width);
    height: 100dvh;
    max-height: 100dvh;
    background: #fff;
    border-radius: 20px 0 0 20px;
    box-shadow: -12px 0 48px rgba(15, 23, 42, 0.16);
    transform: translateX(105%);
    transition: transform 0.36s cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding-top: var(--mm-safe-top);
    padding-bottom: var(--mm-safe-bottom);
  }

  body.mobile-nav-active .mobile-nav-drawer {
    transform: translateX(0);
  }

  .mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.35rem 0.9rem;
    border-bottom: 1px solid var(--mm-border);
    flex-shrink: 0;
  }

  .mobile-nav-header__brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-width: 0;
  }

  .mobile-nav-header__logo-link {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    line-height: 0;
  }

  .mobile-nav-header__logo {
    display: block;
    height: 2.25rem;
    width: auto;
    max-width: 5.5rem;
    object-fit: contain;
  }

  .mobile-nav-header__title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--mm-text);
    letter-spacing: -0.02em;
    white-space: nowrap;
  }

  .mobile-nav-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    background: var(--mm-surface);
    color: #64748b;
    font-size: 1.05rem;
    border-radius: 10px;
    cursor: pointer;
    flex-shrink: 0;
    transition: color 0.2s ease, background 0.2s ease;
  }

  .mobile-nav-close:hover,
  .mobile-nav-close:focus-visible {
    color: var(--mm-text);
    background: var(--mm-primary-icon);
    outline: none;
  }

  .mobile-nav-search {
    position: relative;
    margin: 1.1rem 1.35rem 0.65rem;
    flex-shrink: 0;
  }

  .mobile-nav-search__icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 0.95rem;
    pointer-events: none;
  }

  .mobile-nav-search__input {
    width: 100%;
    height: 2.875rem;
    padding: 0 1rem 0 2.65rem;
    border: none;
    border-radius: 999px;
    background: var(--mm-surface);
    color: var(--mm-text);
    font-size: 0.9rem;
    transition: box-shadow 0.2s ease, background 0.2s ease;
  }

  .mobile-nav-search__input::placeholder {
    color: #94a3b8;
  }

  .mobile-nav-search__input:focus {
    outline: none;
    background: #fff;
    box-shadow: 0 0 0 2px var(--mm-primary-icon);
  }

  .mobile-nav-body {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding: 0.35rem 1.1rem 1.75rem;
  }

  .mobile-nav-body::-webkit-scrollbar {
    width: 4px;
  }

  .mobile-nav-body::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
  }

  #mobile-nav .mobile-nav-body > ul {
    display: flex !important;
    flex-direction: column;
    position: static !important;
    top: auto !important;
    right: auto !important;
    bottom: auto !important;
    left: auto !important;
    margin: 0;
    padding: 0 0 0.5rem;
    border-radius: 0;
    background: transparent !important;
    overflow: visible !important;
    gap: 0.3rem;
    list-style: none;
  }

  #mobile-nav ul {
    position: static !important;
    top: auto !important;
    right: auto !important;
    bottom: auto !important;
    left: auto !important;
  }

  #mobile-nav li {
    position: relative;
    width: 100%;
  }

  #mobile-nav .submenu-button {
    display: none;
  }

  #mobile-nav a,
  #mobile-nav a:focus {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--mm-text);
    white-space: normal;
    text-decoration: none;
    justify-content: flex-start;
  }

  #mobile-nav .mobile-menu-link {
    padding: 0.75rem 0.9rem;
    border-radius: var(--mm-radius);
    transition: background 0.2s ease, color 0.2s ease;
  }

  #mobile-nav .mobile-menu-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 10px;
    background: var(--mm-surface);
    color: #64748b;
    font-size: 1rem;
    transition: background 0.2s ease, color 0.2s ease;
  }

  #mobile-nav .mobile-menu-label {
    flex: 1;
    line-height: 1.35;
  }

  #mobile-nav .mobile-menu-chevron {
    flex-shrink: 0;
    margin-left: auto;
    font-size: 0.8rem;
    color: #94a3b8;
    transition: transform 0.25s ease, color 0.2s ease;
  }

  #mobile-nav li.dropdown.dropdown-open > a .mobile-menu-chevron {
    transform: rotate(180deg);
    color: var(--mm-primary);
  }

  #mobile-nav li.dropdown.dropdown-open > a,
  #mobile-nav li.dropdown.current > a.mobile-menu-link--parent {
    background: var(--mm-primary-soft);
    color: var(--mm-primary);
  }

  #mobile-nav li.dropdown.dropdown-open > a .mobile-menu-icon,
  #mobile-nav li.dropdown.current > a.mobile-menu-link--parent .mobile-menu-icon {
    background: var(--mm-primary-icon);
    color: var(--mm-primary);
  }

  #mobile-nav li:not(.dropdown) > a:hover,
  #mobile-nav li:not(.dropdown).current > a {
    background: var(--mm-primary-soft);
    color: var(--mm-primary);
  }

  #mobile-nav li:not(.dropdown) > a:hover .mobile-menu-icon,
  #mobile-nav li:not(.dropdown).current > a .mobile-menu-icon {
    background: var(--mm-primary-icon);
    color: var(--mm-primary);
  }

  #mobile-nav .dropdown ul {
    display: none !important;
    position: static !important;
    margin: 0.2rem 0 0.4rem 1.1rem;
    padding: 0.2rem 0 0.35rem 0.9rem;
    border-left: 1px solid var(--mm-border);
    opacity: 1;
    visibility: visible;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0;
    min-width: 0;
  }

  #mobile-nav .dropdown ul.dropdown-active {
    display: block !important;
  }

  #mobile-nav .dropdown ul li {
    min-width: 0;
  }

  #mobile-nav .dropdown ul a {
    display: block;
    padding: 0.6rem 0.75rem;
    margin-bottom: 0.1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--mm-text-muted);
    border-radius: 8px;
    transition: background 0.2s ease, color 0.2s ease;
  }

  #mobile-nav .dropdown ul a:hover,
  #mobile-nav .dropdown ul li.current > a,
  #mobile-nav .dropdown ul li:hover > a {
    color: var(--mm-primary);
    background: var(--mm-primary-soft);
  }

  #mobile-nav .dropdown .dropdown ul {
    margin-left: 0.65rem;
    padding-left: 0.8rem;
  }

  #mobile-nav .dropdown .dropdown > a.mobile-menu-link--parent {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--mm-text-muted);
    padding: 0.6rem 0.75rem;
  }

  #mobile-nav .dropdown .dropdown > a .mobile-menu-icon {
    display: none;
  }

  #mobile-nav .dropdown .dropdown.dropdown-open > a,
  #mobile-nav .dropdown .dropdown.current > a {
    color: var(--mm-primary);
    background: var(--mm-primary-soft);
  }

  #mobile-nav .mobile-menu-item--hidden {
    display: none;
  }

  #mobile-nav .mobile-menu-auth a {
    margin-top: 0.5rem;
    border-top: 1px solid var(--mm-border);
    padding-top: 1rem;
  }
}

@media (max-width: 991px) and (prefers-reduced-motion: reduce) {
  .mobile-nav-backdrop,
  .mobile-nav-drawer {
    transition: none;
  }
}

@media (min-width: 992px) {
  #mobile-nav {
    display: none !important;
  }

  .mobile-menu-icon,
  .mobile-menu-chevron {
    display: none !important;
  }

  .navbar .mobile-menu-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0 10px 30px;
  }
}