/*
 * Navigation Contract v1
 *
 * Structural rules in this file intentionally load after theme CSS. Complete
 * component geometry is configured by validated contract properties.
 */

[data-mr-navigation-contract] {
  /* Runtime reads the computed value so legacy manifests receive the same
     forgiving desktop pointer behavior as explicitly configured themes. */
  --mr-nav-desktop-close-delay: 220ms;
}

@media (min-width: 992px) {
  [data-mr-navigation-contract] {
    min-width: 0;
    overflow: visible;
  }

  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav {
    min-width: 0;
    overflow: visible;
  }

  [data-mr-navigation-contract] li.has_subnav {
    overflow: visible;
  }

  [data-mr-navigation-contract] .subnav_toggle {
    display: none;
  }

  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav > li.has_subnav > ul.level-1.mr-navbar-dropdown {
    height: auto;
    min-width: min(var(--mr-nav-panel-min-width, 250px), calc(100vw - 2rem));
    max-width: min(var(--mr-nav-panel-max-width, 340px), calc(100vw - 2rem));
    padding: var(--mr-nav-panel-padding, 7px);
    border-radius: var(--mr-nav-panel-radius, 14px);
    overflow: visible;
  }

  [data-mr-navigation-contract] .mr-navbar-dropdown,
  [data-mr-navigation-contract] .mr-navbar-dropdown li.has_subnav {
    overflow: visible;
  }

  /* Every dropdown link owns a complete row. Inline anchors allow vertical
     padding to paint outside the list item's line box, which makes adjacent
     options overlap and gives nested flyouts an unstable containing block. */
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown > li > a {
    position: relative;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    width: 100%;
    min-width: 0;
    padding: var(--mr-nav-item-padding-block, 10px) var(--mr-nav-item-padding-inline, 12px);
  }

  /* The icon owns a grid track. Long labels wrap only inside the label track,
     so a theme-configured gutter never depends on a magic padding override. */
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav .mr-navbar-dropdown li.has_subnav > a {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--mr-nav-trigger-icon-size, 10px);
    column-gap: var(--mr-nav-trigger-gap, 12px);
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav .mr-navbar-dropdown li.has_subnav > a > span {
    box-sizing: border-box;
    grid-column: 1;
    min-width: 0;
    max-width: 100%;
  }

  [data-mr-navigation-contract] .mr-navbar-nav .mr-navbar-dropdown li.has_subnav > a::after {
    position: static;
    inset: auto;
    grid-column: 2;
    width: var(--mr-nav-trigger-icon-size, 10px);
    height: var(--mr-nav-trigger-icon-size, 10px);
    margin: 0;
    transform: rotate(-90deg);
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown li.has_subnav > ul.mr-navbar-dropdown {
    top: calc(-1 * var(--mr-nav-nested-panel-offset, var(--mr-nav-panel-offset, 6px)));
    left: calc(100% + var(--mr-nav-nested-panel-offset, var(--mr-nav-panel-offset, 6px)));
    min-width: var(--mr-nav-nested-panel-min-width, var(--mr-nav-panel-min-width, 250px));
    max-width: var(--mr-nav-nested-panel-max-width, var(--mr-nav-panel-max-width, 340px));
    padding: var(--mr-nav-nested-panel-padding, var(--mr-nav-panel-padding, 7px));
    border-radius: var(--mr-nav-nested-panel-radius, var(--mr-nav-panel-radius, 14px));
  }

  /* Keep exceptionally tall flyouts usable without changing the established
     horizontal cascade. Native wheel/trackpad scrolling remains active while
     the hidden scrollbar is replaced by OS-style hover controls. */
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown.mr-nav-scrollable {
    overflow-x: hidden !important;
    overflow-y: auto !important;
    overscroll-behavior: contain;
    -ms-overflow-style: none;
    scrollbar-width: none;
    transition-property: opacity, visibility, transform !important;
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown.mr-nav-scrollable::-webkit-scrollbar {
    width: 0;
    height: 0;
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control {
    position: absolute;
    z-index: 1002;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 30px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    color: var(--mr-color-text, #111);
    cursor: default;
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control[hidden] {
    display: none;
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control--up {
    background: linear-gradient(to bottom, var(--mr-color-surface, #fff) 45%, color-mix(in srgb, var(--mr-color-surface, #fff) 88%, transparent));
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control--down {
    background: linear-gradient(to top, var(--mr-color-surface, #fff) 45%, color-mix(in srgb, var(--mr-color-surface, #fff) 88%, transparent));
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control::before {
    content: '';
    width: 0.75rem;
    height: 0.75rem;
    background-color: currentColor;
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control--up::before {
    -webkit-mask: url('https://static.mrwebsites.ca/icon/fa/solid/chevron-up.svg') no-repeat center / contain;
    mask: url('https://static.mrwebsites.ca/icon/fa/solid/chevron-up.svg') no-repeat center / contain;
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control--down::before {
    -webkit-mask: url('https://static.mrwebsites.ca/icon/fa/solid/chevron-down.svg') no-repeat center / contain;
    mask: url('https://static.mrwebsites.ca/icon/fa/solid/chevron-down.svg') no-repeat center / contain;
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control:hover,
  [data-mr-navigation-contract] .mr-nav-scroll-control:focus-visible {
    color: var(--mr-color-primary, currentColor);
  }

  [data-mr-navigation-contract] .mr-nav-scroll-control:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: -3px;
  }

  /* Preserve the visual offset defined by the default/theme layer while
     extending the flyout hit area across that offset. Direction continues to
     come exclusively from the established dropdown--reverse cascade. */
  [data-mr-navigation-contract] .mr-navbar-dropdown .mr-navbar-dropdown::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: calc(-1 * var(--mr-nav-nested-panel-offset, var(--mr-nav-panel-offset, 6px)));
    width: var(--mr-nav-nested-panel-offset, var(--mr-nav-panel-offset, 6px));
    pointer-events: auto;
  }

  [data-mr-navigation-contract] .mr-navbar-dropdown .mr-navbar-dropdown.dropdown--reverse::before,
  [data-mr-navigation-contract] .mr-navbar-dropdown .dropdown--reverse .mr-navbar-dropdown::before {
    right: calc(-1 * var(--mr-nav-nested-panel-offset, var(--mr-nav-panel-offset, 6px)));
    left: auto;
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown li.has_subnav > ul.mr-navbar-dropdown.dropdown--reverse,
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.dropdown--reverse li.has_subnav > ul.mr-navbar-dropdown {
    right: calc(100% + var(--mr-nav-nested-panel-offset, var(--mr-nav-panel-offset, 6px)));
    left: auto;
  }

  [data-mr-navigation-contract] .mr-navbar-dropdown li.has_subnav:hover > .mr-navbar-dropdown,
  [data-mr-navigation-contract] .mr-navbar-dropdown li.has_subnav:focus-within > .mr-navbar-dropdown,
  [data-mr-navigation-contract] li.has_subnav.mr-nav-pointer-open > .mr-navbar-dropdown,
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav li.has_subnav.mr-nav-pointer-open > ul.mr-navbar-dropdown {
    display: block;
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translate(0, 0);
  }

  /* Mirror the established dropdown-link hover treatment while an ancestor
     owns an open descendant. Top-level links use the runtime `active` class,
     allowing each theme's existing active styling to remain authoritative. */
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown > li.has_subnav.mr-nav-pointer-open > a {
    background: color-mix(in srgb, var(--mr-color-text) 5%, transparent);
    text-decoration: none;
  }

  /* Pointer exit is a visible grace period, not an inert pause. The panel
     remains hit-testable while its opacity counts down, so re-entry can
     restore it without closing or rebuilding the dropdown tree. */
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav li.has_subnav.mr-nav-pointer-open.mr-nav-pointer-closing > ul.mr-navbar-dropdown {
    opacity: 0;
    transition: opacity var(--mr-nav-desktop-close-delay, 220ms) linear;
  }

  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav > li.has_subnav > ul.level-1.mr-navbar-dropdown.mr-navigation-wide {
    position: fixed;
    top: var(--mr-navigation-wide-top, 0px);
    right: 0;
    bottom: auto;
    left: 0;
    box-sizing: border-box;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(15rem, 100%), 1fr));
    align-items: start;
    width: 100vw;
    min-width: 0;
    max-width: none;
    margin: 0;
    padding-inline: max(0.75rem, calc((100vw - var(--shell-max, 1200px)) / 2));
    /* The wide grid is the first fit strategy. Runtime only overrides this
       overflow state when the completed mega layout still exceeds its capped
       viewport height. */
    max-height: none;
    overflow: visible;
    transform: none;
  }

  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav > li.has_subnav > ul.level-1.mr-navbar-dropdown.mr-navigation-wide.mr-nav-scrollable {
    align-content: start;
    overflow-x: hidden !important;
    overflow-y: auto !important;
  }

  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav > li.has_subnav:hover > ul.level-1.mr-navbar-dropdown.mr-navigation-wide,
  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav > li.has_subnav:focus-within > ul.level-1.mr-navbar-dropdown.mr-navigation-wide,
  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav > li.has_subnav.mr-nav-pointer-open > ul.level-1.mr-navbar-dropdown.mr-navigation-wide {
    transform: none;
  }

  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav > li.has_subnav > ul.level-1.mr-navbar-dropdown.mr-navigation-wide > li {
    width: auto;
    min-width: 0;
  }
}

@media (min-width: 992px) and (prefers-reduced-motion: reduce) {
  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav li.has_subnav.mr-nav-pointer-open.mr-nav-pointer-closing > ul.mr-navbar-dropdown {
    opacity: 1;
    transition: none;
  }
}

@media (max-width: 991px) {
  [data-mr-navigation-contract] > ul.level-0.mr-navbar-nav {
    display: block;
    width: 100%;
    min-width: 0;
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav li {
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    max-width: none;
  }

  [data-mr-navigation-contract] li.has_subnav {
    position: relative;
  }

  [data-mr-navigation-contract] li.has_subnav > a {
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    padding-right: calc(var(--mr-nav-mobile-toggle-size, 44px) + var(--mr-nav-item-padding-inline, 12px) + 4px);
  }

  /* Mobile has one disclosure control only. Legacy anchor pseudo-icons and
     span pseudo-icons are suppressed in favour of the renderer-owned SVG. */
  [data-mr-navigation-contract] li.has_subnav > a::after,
  [data-mr-navigation-contract] li.has_subnav > button.subnav_toggle::before {
    content: none;
    display: none;
  }

  [data-mr-navigation-contract] li.has_subnav > .subnav_toggle {
    appearance: none;
    position: absolute;
    top: 4px;
    right: var(--mr-nav-item-padding-inline, 12px);
    z-index: 2;
    display: flex;
    width: var(--mr-nav-mobile-toggle-size, 44px);
    height: var(--mr-nav-mobile-toggle-size, 44px);
    margin: 0;
    padding: 0;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--mr-nav-subnav-toggle-color, currentColor);
    font: inherit;
    line-height: 1;
    cursor: pointer;
  }

  [data-mr-navigation-contract] li.has_subnav > .subnav_toggle .icon {
    display: block;
    width: var(--mr-nav-mobile-toggle-icon-size, 14px);
    height: var(--mr-nav-mobile-toggle-icon-size, 14px);
    margin: 0;
    transition: transform 180ms ease;
  }

  [data-mr-navigation-contract] li.has_subnav > .subnav_toggle.active .icon {
    transform: rotate(180deg);
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown {
    position: static;
    inset: auto;
    box-sizing: border-box;
    display: none;
    width: 100%;
    min-width: 0;
    max-width: none;
    height: auto;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    overflow: visible;
    pointer-events: auto;
    transform: none;
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown.show {
    display: block;
    width: 100%;
    margin: 0;
    padding: 4px 0 4px var(--mr-nav-mobile-level-indent, 12px);
    transform: none;
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown > li > a {
    box-sizing: border-box;
    display: flex;
    width: 100%;
    min-width: 0;
    min-height: 44px;
    align-items: center;
    justify-content: flex-start;
    padding: var(--mr-nav-item-padding-block, 10px) var(--mr-nav-item-padding-inline, 12px);
    text-align: left;
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown > li > a > span {
    flex: 0 1 auto;
    min-width: 0;
    max-width: 100%;
    overflow-wrap: anywhere;
    text-align: left;
  }

  [data-mr-navigation-contract] ul.level-0.mr-navbar-nav ul.mr-navbar-dropdown > li.has_subnav > a {
    padding-right: calc(var(--mr-nav-mobile-toggle-size, 44px) + var(--mr-nav-item-padding-inline, 12px) + 4px);
  }
}