/* App navigation: sticky docked sidebar (desktop) + drawer overlay (mobile). */

:root {
  --nav-overlay-width: 16.5rem;
  --nav-rail-width: 3.5rem;
  --nav-overlay-z: 250;
  /* Matches app-top-bar; docked sidenav sits under sticky header. */
  --app-top-bar-height: 3.5rem;
}

/* Table / page sticky bands that must clear the app top bar (not top: 0 under chrome). */
.sticky-below-app-top-bar {
  position: sticky;
  top: var(--app-top-bar-height);
  z-index: 10;
}

/* Compensate native scrollIntoView (keyboard focus, and Cypress `scrollBehavior`
   actionability, which calls scrollIntoView({ block }) under the hood) for rows
   directly beneath a `.sticky-below-app-top-bar` thead. Without this, a row/cell
   scrolled to "center"/"nearest" can land with its click point still covered by
   the app top bar + sticky thead stack. 5rem covers the tallest (two-row) thead
   used by the inventory table; harmless slight over-scroll on single-row theads. */
.table-row-scroll-margin {
  scroll-margin-top: calc(var(--app-top-bar-height) + 5rem);
}

.app-top-bar-sticky {
  position: sticky;
  top: 0;
  z-index: 50;
}

.app-top-bar {
  position: relative;
  z-index: 50;
}

/* --- Overlay root states --- */
.nav-overlay-root {
  position: fixed;
  inset: 0;
  z-index: var(--nav-overlay-z);
  pointer-events: none;
  visibility: hidden;
}

.nav-overlay-root.is-open {
  pointer-events: auto;
  visibility: visible;
}

/* Desktop: sticky full-height column — stays while page content scrolls. */
.nav-overlay-root.is-pinned,
.nav-overlay-root.is-collapsed {
  position: sticky;
  top: var(--app-top-bar-height);
  right: auto;
  bottom: auto;
  left: auto;
  flex-shrink: 0;
  visibility: visible;
  pointer-events: auto;
  align-self: flex-start;
  height: calc(100vh - var(--app-top-bar-height));
  max-height: calc(100vh - var(--app-top-bar-height));
  min-height: 0;
  display: flex;
  flex-direction: column;
  z-index: 40;
}

@supports (height: 100dvh) {
  .nav-overlay-root.is-pinned,
  .nav-overlay-root.is-collapsed {
    height: calc(100dvh - var(--app-top-bar-height));
    max-height: calc(100dvh - var(--app-top-bar-height));
  }
}

.nav-overlay-root.is-pinned {
  width: var(--nav-overlay-width);
}

.nav-overlay-root.is-collapsed {
  width: var(--nav-rail-width);
}

.nav-overlay-backdrop {
  position: fixed;
  inset: 0;
  background: rgb(var(--mdc-color-inverse-surface) / 0.45);
  z-index: 0;
}

.nav-overlay-panel {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--nav-overlay-width);
  display: flex;
  flex-direction: column;
  background: rgb(var(--mdc-color-surface));
  border-right: 1px solid rgb(var(--mdc-color-outline) / 0.28);
  box-shadow: 0 10px 25px -5px rgb(0 0 0 / 0.15);
  z-index: 1;
  transform: translateX(-100%);
  transition: transform 200ms ease-out;
}

.nav-overlay-root.is-open .nav-overlay-panel {
  transform: translateX(0);
}

.nav-overlay-root.is-pinned .nav-overlay-panel,
.nav-overlay-root.is-collapsed .nav-overlay-panel {
  position: relative;
  transform: none;
  box-shadow: none;
  height: 100%;
  max-height: 100%;
  min-height: 0;
  width: 100%;
  flex: 1;
}

.nav-overlay-root.is-pinned .nav-overlay-backdrop,
.nav-overlay-root.is-collapsed .nav-overlay-backdrop {
  display: none !important;
}

.nav-layout-row {
  display: flex;
  flex: 1;
  width: 100%;
  align-items: flex-start;
}

/* --- Panel body --- */
.nav-overlay-body {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Desktop expand/collapse control at the bottom of the rail. */
.nav-overlay-rail-chrome {
  display: none;
  flex-shrink: 0;
  align-items: center;
  padding: 0.5rem;
  border-top: 1px solid rgb(var(--mdc-color-outline) / 0.15);
  margin-top: auto;
}

.nav-overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.875rem 0.5rem;
  border-bottom: 1px solid rgb(var(--mdc-color-outline) / 0.15);
  flex-shrink: 0;
}

.nav-overlay-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgb(var(--mdc-color-on-surface) / 0.55);
  margin: 0;
}

.nav-overlay-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  border: none;
  background: transparent;
  color: rgb(var(--mdc-color-on-surface));
  cursor: pointer;
}

@media (min-width: 1024px) {
  .nav-overlay-root.is-pinned .nav-overlay-close,
  .nav-overlay-root.is-collapsed .nav-overlay-close {
    display: none;
  }

  .nav-overlay-root.is-pinned .nav-overlay-header,
  .nav-overlay-root.is-collapsed .nav-overlay-header {
    display: none;
  }

  .nav-overlay-root.is-pinned .nav-overlay-rail-chrome,
  .nav-overlay-root.is-collapsed .nav-overlay-rail-chrome {
    display: flex;
  }

  .nav-overlay-root.is-pinned .nav-overlay-rail-chrome {
    justify-content: flex-end;
    padding: 0.5rem 0.75rem;
  }

  .nav-overlay-root.is-collapsed .nav-overlay-rail-chrome {
    justify-content: center;
    padding: 0.5rem 0.35rem;
  }
}

.nav-overlay-nav {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 0.5rem 0.5rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.nav-overlay-section {
  min-width: 0;
}

.nav-overlay-section-title {
  margin: 0 0 0.25rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgb(var(--mdc-color-on-surface) / 0.45);
}

.nav-overlay-section.is-active-section .nav-overlay-section-title {
  color: rgb(var(--mdc-color-primary));
}

.nav-overlay-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

/* Profile (and similar) stay drawer-only; .nav-overlay-list { display:flex } must not beat Tailwind sm:hidden. */
@media (min-width: 640px) {
  .nav-overlay-list--mobile-only {
    display: none !important;
  }
}

.nav-overlay-list--extra {
  margin-top: 0.25rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgb(var(--mdc-color-outline) / 0.15);
}

.nav-overlay-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgb(var(--mdc-color-on-surface) / 0.9);
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease;
}

.nav-overlay-link:hover {
  background: rgb(var(--mdc-color-primary-container) / 0.4);
  color: rgb(var(--mdc-color-on-surface));
}

.nav-overlay-link.is-active {
  background: rgb(var(--mdc-color-primary-container) / 0.7);
  color: rgb(var(--mdc-color-primary));
  font-weight: 600;
}

.nav-overlay-link-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
}

.nav-overlay-link-label {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-overlay-badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.35rem;
  border-radius: 9999px;
  font-size: 0.625rem;
  font-weight: 700;
}

.nav-overlay-badge--setup,
.nav-overlay-badge--help {
  background: rgb(var(--mdc-color-primary));
  color: rgb(var(--mdc-color-on-primary));
}

.nav-overlay-badge--count {
  background: rgb(var(--mdc-color-primary));
  color: rgb(var(--mdc-color-on-primary));
}

.nav-overlay-badge--warning {
  background: rgb(var(--mdc-color-warning-container));
  color: rgb(var(--mdc-color-on-warning-container));
  font-size: 0.5625rem;
  padding: 0 0.5rem;
  height: auto;
  min-height: 1.25rem;
}

.nav-overlay-footer {
  flex-shrink: 0;
  padding: 0.5rem;
  border-top: 1px solid rgb(var(--mdc-color-outline) / 0.15);
}

/* --- Collapsed (desktop icon column) --- */
/* Label tooltips are portaled to body; hide them while the rail shows text. */
html.ll-nav-expanded .ll-nav-collapsed-only-tooltip[role="tooltip"] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.nav-overlay-root.is-collapsed .nav-overlay-section-title,
.nav-overlay-root.is-collapsed .nav-overlay-link-label,
.nav-overlay-root.is-collapsed .nav-overlay-badge--warning,
.nav-overlay-root.is-collapsed .nav-overlay-badge--help,
.nav-overlay-root.is-collapsed .nav-overlay-list--mobile-only {
  display: none !important;
}

.nav-overlay-root.is-collapsed .nav-overlay-nav {
  padding: 0.5rem 0.35rem;
  gap: 0.35rem;
  align-items: center;
}

.nav-overlay-root.is-collapsed .nav-overlay-section {
  width: 100%;
}

.nav-overlay-root.is-collapsed .nav-overlay-list {
  align-items: center;
}

.nav-overlay-root.is-collapsed .nav-overlay-link {
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  gap: 0;
  position: relative;
}

.nav-overlay-root.is-collapsed .nav-overlay-badge--setup,
.nav-overlay-root.is-collapsed .nav-overlay-badge--count {
  position: absolute;
  top: 0.15rem;
  right: 0.15rem;
  min-width: 0.85rem;
  height: 0.85rem;
  padding: 0 0.2rem;
  font-size: 0.5rem;
}

.nav-overlay-root.is-collapsed .nav-overlay-footer {
  display: flex;
  justify-content: center;
  padding: 0.5rem 0.35rem;
}

.nav-overlay-root.is-collapsed .nav-overlay-list--extra {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
  align-items: center;
}

/* --- Sidebar / mobile nav toggle --- */
.nav-sidebar-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: var(--ll-touch-min, 44px);
  height: var(--ll-touch-min, 44px);
  min-width: var(--ll-touch-min, 44px);
  min-height: var(--ll-touch-min, 44px);
  padding: 0;
  touch-action: manipulation;
  border-radius: 0.5rem;
  border: 1px solid rgb(var(--mdc-color-outline) / 0.45);
  background-color: rgb(var(--mdc-color-surface));
  color: rgb(var(--mdc-color-on-surface) / 0.75);
  cursor: pointer;
  box-shadow: var(--mdc-shadow-sm);
  transition:
    background-color 150ms ease,
    border-color 150ms ease,
    color 150ms ease,
    box-shadow 150ms ease;
}

.nav-sidebar-toggle:hover {
  border-color: rgb(var(--mdc-color-primary) / 0.35);
  background-color: rgb(var(--mdc-color-primary-container) / 0.35);
  color: rgb(var(--mdc-color-primary));
}

.nav-sidebar-toggle:focus {
  outline: none;
}

.nav-sidebar-toggle:focus-visible {
  outline: 2px solid rgb(var(--mdc-color-primary));
  outline-offset: 2px;
}

.nav-sidebar-toggle.is-expanded,
.nav-sidebar-toggle[aria-expanded="true"] {
  border-color: rgb(var(--mdc-color-primary) / 0.4);
  background-color: rgb(var(--mdc-color-primary-container) / 0.65);
  color: rgb(var(--mdc-color-primary));
  box-shadow: 0 1px 3px rgb(var(--mdc-color-primary) / 0.15);
}

.nav-sidebar-toggle-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 200ms ease;
}

.nav-sidebar-toggle.is-expanded .nav-sidebar-toggle-icon,
.nav-sidebar-toggle[aria-expanded="true"] .nav-sidebar-toggle-icon {
  transform: scaleX(-1);
}

/* Desktop: expand/collapse lives on the rail; hide top-bar control. */
@media (min-width: 1024px) {
  .nav-sidebar-toggle--mobile-only:not(.nav-sidebar-toggle--profile-fallback) {
    display: none;
  }
}

/* Rail: chevronsLeft base; flip when collapsed so it points right (expand). */
.nav-sidebar-toggle--rail {
  box-shadow: none;
}

.nav-sidebar-toggle--rail .nav-sidebar-toggle-icon {
  transform: scaleX(-1);
}

.nav-sidebar-toggle--rail.is-expanded .nav-sidebar-toggle-icon,
.nav-sidebar-toggle--rail[aria-expanded="true"] .nav-sidebar-toggle-icon {
  transform: none;
}

/* --- Body scroll lock (mobile drawer) --- */
body.nav-sheet-open {
  overflow: hidden;
}

/* Photo preview: hide nav overlay */
body.availability-photo-preview-open .nav-overlay-root {
  z-index: 0;
  visibility: hidden;
  pointer-events: none;
}

@media (max-width: 1023px) {
  .nav-overlay-panel {
    width: min(100vw, 20rem);
  }
}

@media print {
  .app-top-bar-sticky,
  .app-top-bar,
  .nav-overlay-root.is-pinned,
  .nav-overlay-root.is-collapsed {
    position: static !important;
    height: auto !important;
    max-height: none !important;
  }

  .nav-overlay-root,
  .nav-sidebar-toggle,
  .nav-overlay-rail-chrome {
    display: none !important;
  }
}