/**
 * VMHS Public — mobile navigation
 * Bottom sheet slide-up + icon color palette.
 * Matches iOS/Android native sheet UX.
 */

/* ═══════════════════════════════════════════════════════════════════
   ICON COLOR PALETTE
═══════════════════════════════════════════════════════════════════ */
.vmhs-public .mobile-nav__icon--amber   { background: rgba(183,103,15,0.11); color: #b7670f; }
.vmhs-public .mobile-nav__icon--teal    { background: rgba(13,148,136,0.11); color: #0d9488; }
.vmhs-public .mobile-nav__icon--indigo  { background: rgba(99,102,241,0.11); color: #6366f1; }
.vmhs-public .mobile-nav__icon--emerald { background: rgba(5,150,105,0.11);  color: #059669; }
.vmhs-public .mobile-nav__icon--violet  { background: rgba(124,58,237,0.11); color: #7c3aed; }
.vmhs-public .mobile-nav__icon--rose    { background: rgba(225,29,72,0.09);  color: #e11d48; }
.vmhs-public .mobile-nav__icon--sky     { background: rgba(2,132,199,0.11);  color: #0284c7; }
.vmhs-public .mobile-nav__icon--slate   { background: rgba(71,85,105,0.09);  color: #475569; }

/* ═══════════════════════════════════════════════════════════════════
   HAMBURGER BUTTON STATE
═══════════════════════════════════════════════════════════════════ */
@media (max-width: 1199.98px) {
  .vmhs-public .header-menu-btn.mobile-nav-toggle {
    color: var(--app-primary, #b7670f) !important;
    transition: background 0.15s ease, color 0.15s ease;
  }
  .vmhs-public .header-menu-btn.mobile-nav-toggle[aria-expanded="true"] {
    background: var(--app-primary-muted, rgba(183,103,15,0.10)) !important;
    color: var(--app-primary-strong, #7a3f0a) !important;
  }

  /* Backdrop */
  body.vmhs-public.mobile-nav-open::before {
    background: rgba(15, 28, 46, 0.48) !important;
    backdrop-filter: blur(4px) !important;
    -webkit-backdrop-filter: blur(4px) !important;
  }
  body.vmhs-public.mobile-nav-open .public-header {
    z-index: 1075 !important;
  }

  /* ── Bottom sheet shell ─────────────────────────────────────── */
  .vmhs-public .mobile-nav.mobile-nav--sheet {
    position: fixed !important;
    inset: auto 0 0 0 !important;
    z-index: 1060 !important;
    width: 100% !important;
    max-width: none !important;
    max-height: min(86vh, calc(100dvh - var(--app-header-h, 4rem) - 0.5rem));
    margin: 0 !important;
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    overflow: visible !important;
    transform: translate3d(0, 100%, 0) !important;
    transition: transform 0.34s cubic-bezier(0.32, 0.72, 0, 1) !important;
    will-change: transform;
  }
  .vmhs-public .mobile-nav.mobile-nav--sheet[hidden] {
    display: none !important;
    pointer-events: none !important;
  }
  .vmhs-public .mobile-nav.mobile-nav--sheet:not([hidden]) {
    display: block !important;
  }
  .vmhs-public .mobile-nav.mobile-nav--sheet:not([hidden]).show {
    opacity: 1 !important;
    pointer-events: auto !important;
    transform: translate3d(0, 0, 0) !important;
  }

  /* ── Sheet inner ────────────────────────────────────────────── */
  .vmhs-public .mobile-nav__sheet {
    display: flex;
    flex-direction: column;
    max-height: inherit;
    background: #f2f2f7;
    border-radius: 1.25rem 1.25rem 0 0;
    box-shadow:
      0 -2px 8px rgba(15,28,46,0.06),
      0 -16px 48px rgba(15,28,46,0.20);
    overflow: hidden;
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + var(--app-bottom-nav-h, 3.5rem) * 0.12);
  }

  /* Drag handle */
  .vmhs-public .mobile-nav__handle {
    flex-shrink: 0;
    width: 2.25rem; height: 0.25rem;
    margin: 0.5625rem auto 0;
    border-radius: var(--app-radius-full, 9999px);
    background: rgba(60,60,67,0.20);
  }

  /* Sheet header */
  .vmhs-public .mobile-nav__header {
    flex-shrink: 0;
    padding: 0.625rem 1.25rem 0.875rem;
    text-align: center;
    background: #ffffff;
    border-bottom: 0.5px solid rgba(60,60,67,0.09);
  }
  .vmhs-public .mobile-nav__title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--app-text, #0f1c2e);
  }
  .vmhs-public .mobile-nav__subtitle {
    margin: 0.15rem 0 0;
    font-size: 0.75rem;
    font-weight: 500;
    color: #8e8e93;
  }

  /* Scrollable body */
  .vmhs-public .mobile-nav__body {
    flex: 1 1 auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.875rem 1rem 1.125rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  /* Grouped sections */
  .vmhs-public .mobile-nav__group {
    background: #ffffff;
    border-radius: 0.875rem;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(15,28,46,0.04);
  }
  .vmhs-public .mobile-nav__group-label {
    margin: 0;
    padding: 0.6875rem 1rem 0.3125rem;
    font-size: 0.6563rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #8e8e93;
  }
  .vmhs-public .mobile-nav__list {
    margin: 0;
    padding: 0;
  }

  /* Individual link row */
  .vmhs-public .mobile-nav__link {
    display: flex !important;
    align-items: center;
    gap: 0.75rem;
    min-height: 3.0625rem;
    padding: 0.625rem 1rem !important;
    margin: 0 !important;
    border-radius: 0 !important;
    border-bottom: 0.5px solid rgba(60,60,67,0.09) !important;
    text-decoration: none !important;
    color: var(--app-text, #0f1c2e) !important;
    background: #ffffff !important;
    font-family: inherit;
    transition: background 0.10s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }
  .vmhs-public .mobile-nav__list li:last-child .mobile-nav__link {
    border-bottom: none !important;
  }
  .vmhs-public .mobile-nav__link:active {
    background: rgba(0,0,0,0.035) !important;
  }
  .vmhs-public .mobile-nav__link:hover {
    background: rgba(0,0,0,0.025) !important;
    color: var(--app-text, #0f1c2e) !important;
  }
  .vmhs-public .mobile-nav__link.is-active {
    background: rgba(183,103,15,0.06) !important;
  }
  .vmhs-public .mobile-nav__link.is-active .mobile-nav__label {
    color: var(--app-primary, #b7670f);
    font-weight: 600;
  }

  /* Logout button (form → button element) */
  .vmhs-public .mobile-nav__logout-form { margin: 0; }
  .vmhs-public .mobile-nav__link--button {
    width: 100%;
    border: 0;
    cursor: pointer;
    font: inherit;
    text-align: left;
    box-shadow: none;
  }

  /* Icon chip */
  .vmhs-public .mobile-nav__icon {
    flex-shrink: 0;
    width: 2.125rem; height: 2.125rem;
    border-radius: 0.5625rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
  }

  /* Text stack */
  .vmhs-public .mobile-nav__text {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
  }
  .vmhs-public .mobile-nav__label {
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1.25;
    color: var(--app-text, #0f1c2e);
  }
  .vmhs-public .mobile-nav__desc {
    font-size: 0.75rem;
    font-weight: 400;
    line-height: 1.3;
    color: #8e8e93;
  }

  /* Chevron */
  .vmhs-public .mobile-nav__chevron {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    width: 1.125rem;
    color: #c7c7cc;
    font-size: 0.9375rem;
  }
}

/* Desktop — completely hidden */
@media (min-width: 1200px) {
  .vmhs-public .mobile-nav.mobile-nav--sheet { display: none !important; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .vmhs-public .mobile-nav.mobile-nav--sheet { transition: none !important; }
}