/* =========================================================
   Mobile Bottom Application Navigation
   Mobile-only enhancement. Desktop/tablet navigation unchanged.
   ========================================================= */

.mobile-app-nav,
.mobile-app-nav-backdrop,
.mobile-app-nav-sheet {
  display: none;
}

@media (max-width: 767.98px) {
  :root {
    --mobile-nav-height: 68px;
    --mobile-nav-side-gap: 12px;
    --mobile-nav-bottom-gap: max(10px, env(safe-area-inset-bottom));
  }

  body.mobile-bottom-nav-ready {
    padding-bottom: calc(var(--mobile-nav-height) + var(--mobile-nav-bottom-gap) + 22px) !important;
  }

  /* The bottom application bar replaces the old mobile drawer trigger. */
  body.mobile-bottom-nav-ready .sidebar,
  body.mobile-bottom-nav-ready .sidebar-mobile-overlay,
  body.mobile-bottom-nav-ready .mobile-sidebar-open,
  body.mobile-bottom-nav-ready .sidebar-restore-btn {
    display: none !important;
  }

  body.mobile-bottom-nav-ready .content-area,
  body.mobile-bottom-nav-ready .app-shell.sidebar-mini .content-area,
  body.mobile-bottom-nav-ready .app-shell.sidebar-hidden .content-area {
    margin-left: 0 !important;
    width: 100% !important;
  }

  .mobile-app-nav {
    position: fixed;
    left: var(--mobile-nav-side-gap);
    right: var(--mobile-nav-side-gap);
    bottom: var(--mobile-nav-bottom-gap);
    z-index: 1080;
    min-height: var(--mobile-nav-height);
    display: grid;
    grid-template-columns: repeat(var(--mobile-nav-columns, 5), minmax(0, 1fr));
    align-items: stretch;
    padding: 7px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 24px;
    background: rgba(7, 18, 37, 0.88);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    backdrop-filter: blur(20px) saturate(150%);
    box-shadow: 0 16px 42px rgba(2, 6, 23, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }

  .mobile-app-nav__item {
    position: relative;
    min-width: 0;
    min-height: 54px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 5px 2px;
    border: 0;
    border-radius: 17px;
    color: #9fb0c8;
    background: transparent;
    text-decoration: none;
    font: inherit;
    -webkit-tap-highlight-color: transparent;
    transition: color 160ms ease, background 160ms ease, transform 160ms ease;
  }

  .mobile-app-nav__item i {
    width: 25px;
    height: 25px;
    display: grid;
    place-items: center;
    font-size: 20px;
    line-height: 1;
    transition: transform 160ms ease;
  }

  .mobile-app-nav__item span {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 10px;
    font-weight: 750;
    letter-spacing: 0.01em;
  }

  .mobile-app-nav__item:active {
    transform: scale(0.96);
  }

  .mobile-app-nav__item.active,
  .mobile-app-nav__item[aria-current="page"] {
    color: #f8fafc;
    background: linear-gradient(180deg, rgba(20, 184, 166, 0.30), rgba(15, 118, 110, 0.22));
    box-shadow: inset 0 0 0 1px rgba(94, 234, 212, 0.16);
  }

  .mobile-app-nav__item.active::before,
  .mobile-app-nav__item[aria-current="page"]::before {
    content: "";
    position: absolute;
    top: 3px;
    width: 22px;
    height: 3px;
    border-radius: 99px;
    background: #5eead4;
    box-shadow: 0 0 10px rgba(94, 234, 212, 0.56);
  }

  .mobile-app-nav__item.active i,
  .mobile-app-nav__item[aria-current="page"] i {
    color: #5eead4;
    transform: translateY(-1px);
  }

  .mobile-app-nav__item:focus-visible,
  .mobile-app-nav-sheet__link:focus-visible,
  .mobile-app-nav-sheet__close:focus-visible {
    outline: 3px solid rgba(45, 212, 191, 0.42);
    outline-offset: 2px;
  }

  .mobile-app-nav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1085;
    display: block;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    background: rgba(2, 6, 23, 0.56);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    transition: opacity 190ms ease, visibility 190ms ease;
  }

  .mobile-app-nav-sheet {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1090;
    max-height: min(78vh, 660px);
    display: flex;
    flex-direction: column;
    padding: 9px 14px calc(16px + env(safe-area-inset-bottom));
    border-radius: 26px 26px 0 0;
    background: #ffffff;
    box-shadow: 0 -24px 60px rgba(2, 6, 23, 0.24);
    transform: translateY(105%);
    visibility: hidden;
    transition: transform 220ms cubic-bezier(.2,.8,.2,1), visibility 220ms ease;
  }

  body.mobile-app-nav-sheet-open {
    overflow: hidden !important;
  }

  body.mobile-app-nav-sheet-open .mobile-app-nav-backdrop {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  body.mobile-app-nav-sheet-open .mobile-app-nav-sheet {
    transform: translateY(0);
    visibility: visible;
  }

  .mobile-app-nav-sheet__handle {
    width: 42px;
    height: 5px;
    flex: 0 0 auto;
    margin: 2px auto 10px;
    border-radius: 99px;
    background: #cbd5e1;
  }

  .mobile-app-nav-sheet__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 4px 4px 12px;
    border-bottom: 1px solid #e2e8f0;
  }

  .mobile-app-nav-sheet__header h2 {
    margin: 0;
    color: #0f172a;
    font-size: 18px;
    font-weight: 850;
    letter-spacing: -0.025em;
  }

  .mobile-app-nav-sheet__header p {
    margin: 2px 0 0;
    color: #64748b;
    font-size: 11px;
    font-weight: 650;
  }

  .mobile-app-nav-sheet__close {
    width: 42px;
    height: 42px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    padding: 0;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    color: #334155;
    background: #f8fafc;
    font-size: 20px;
  }

  .mobile-app-nav-sheet__list {
    min-height: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
    padding: 14px 2px 4px;
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .mobile-app-nav-sheet__link {
    min-height: 62px;
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 17px;
    color: #334155;
    background: #f8fafc;
    text-decoration: none;
    font-size: 12px;
    font-weight: 750;
    transition: background 150ms ease, border-color 150ms ease, color 150ms ease;
  }

  .mobile-app-nav-sheet__link i {
    width: 36px;
    height: 36px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: #0f766e;
    background: #ccfbf1;
    font-size: 18px;
  }

  .mobile-app-nav-sheet__link.active {
    color: #0f766e;
    border-color: #99f6e4;
    background: #f0fdfa;
  }

  .mobile-app-nav-sheet__link--logout {
    color: #b91c1c;
    border-color: #fecaca;
    background: #fef2f2;
  }

  .mobile-app-nav-sheet__link--logout i {
    color: #b91c1c;
    background: #fee2e2;
  }

  @media (max-width: 360px) {
    .mobile-app-nav {
      left: 8px;
      right: 8px;
      padding-left: 4px;
      padding-right: 4px;
    }

    .mobile-app-nav__item span {
      font-size: 9px;
    }

    .mobile-app-nav-sheet__list {
      grid-template-columns: 1fr;
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-app-nav__item,
  .mobile-app-nav__item i,
  .mobile-app-nav-backdrop,
  .mobile-app-nav-sheet {
    transition: none !important;
  }
}

@media print {
  .mobile-app-nav,
  .mobile-app-nav-backdrop,
  .mobile-app-nav-sheet {
    display: none !important;
  }
}