.app-shell {
  display: flex;
  height: 100dvh;
  min-height: 100dvh;
  overflow: hidden;
}

.app-shell:not([data-panel-layout-ready]) {
  visibility: hidden;
}

.primary-navigation {
  background: linear-gradient(90deg, var(--color-panel-start), var(--color-panel-end));
  display: flex;
  flex-direction: column;
  height: 100dvh;
  min-height: 100dvh;
  padding: var(--space-3);
  position: relative;
  view-transition-name: primary-navigation-pane;
  z-index: 2;
}

.app-shell--home .primary-navigation__inner {
  view-transition-name: home-navigation-content;
}

.app-shell:not(.app-shell--home) .primary-navigation__inner {
  view-transition-name: detail-navigation-content;
}

.app-shell:not(.app-shell--home) .primary-navigation {
  flex: 0 0 var(--panel-width, var(--sidebar-width));
  overflow: hidden;
}

.app-shell.is-initial-panel-layout .primary-navigation,
.app-shell.is-initial-panel-layout .pane-stack,
.app-shell.is-initial-panel-layout .ui-pane,
.app-shell.is-panel-layout-settling .primary-navigation,
.app-shell.is-panel-layout-settling .pane-stack,
.app-shell.is-panel-layout-settling .ui-pane {
  transition: none;
}

.app-shell.is-shell-navigation .primary-navigation,
.app-shell.is-shell-navigation .primary-navigation__inner,
.app-shell.is-shell-navigation .brand,
.app-shell.is-shell-navigation .brand span,
.app-shell.is-shell-navigation .primary-navigation nav,
.app-shell.is-shell-navigation .primary-menu__link,
.app-shell.is-shell-navigation .primary-menu__label,
.app-shell.is-shell-navigation .mobile-menu-toggle,
.app-shell.is-shell-navigation .pane-stack,
.app-shell.is-shell-navigation .ui-pane {
  transition: none;
}

.mobile-menu-toggle {
  align-items: center;
  background: var(--color-ink-strong);
  border: 0;
  border-radius: 50%;
  bottom: var(--space-3);
  box-shadow: 0 0.4rem 1.2rem color-mix(in srgb, var(--color-ink-strong) 24%, transparent);
  display: flex;
  flex-direction: column;
  gap: 0.38rem;
  height: 3.5rem;
  justify-content: center;
  left: var(--space-3);
  opacity: 1;
  padding: 0;
  pointer-events: none;
  position: fixed;
  transform: translateY(calc(100% + 2rem));
  transition: transform var(--motion-duration) var(--motion-easing), box-shadow 180ms ease;
  width: 3.5rem;
  will-change: transform;
  z-index: 5;
}

.mobile-menu-toggle__line {
  background: var(--color-surface);
  border-radius: 999px;
  display: block;
  height: 0.14rem;
  transition: transform var(--motion-duration) var(--motion-easing);
  width: 1.35rem;
}

.primary-navigation[data-panel-mode="mobile"] {
  flex-basis: 0;
  min-width: 0;
  overflow: visible;
  padding: 0;
  width: 0;
}

.app-shell:not(.app-shell--home) .primary-navigation[data-panel-mode="mobile"] .mobile-menu-toggle {
  pointer-events: auto;
  transform: translateY(0);
}

.primary-navigation[data-panel-mode="mobile"]:not(.is-mobile-menu-open) .primary-navigation__inner {
  opacity: 0;
  pointer-events: none;
}

.primary-navigation__inner,
.primary-navigation__inner .brand,
.primary-navigation__inner nav {
  transition: opacity 180ms ease, transform var(--motion-duration) var(--motion-easing);
}

.primary-navigation[data-panel-mode="mobile"]:not(.is-mobile-menu-open) .brand {
  transform: translateY(-4rem);
}

.primary-navigation[data-panel-mode="mobile"]:not(.is-mobile-menu-open) nav {
  transform: translateY(5rem);
}

.app-shell:not(.app-shell--home) .primary-navigation[data-panel-mode="mobile"].is-mobile-menu-open {
  background: transparent;
  height: 100dvh;
  inset: 0;
  min-height: 100dvh;
  overflow: visible;
  padding: var(--space-3);
  position: fixed;
  width: 100vw;
  z-index: 20;
}

.primary-navigation[data-panel-mode="mobile"]::before {
  background: linear-gradient(90deg, var(--color-panel-start), var(--color-panel-end));
  content: "";
  inset: 0;
  opacity: 0;
  pointer-events: none;
  position: fixed;
  transform: scale(0.985);
  transform-origin: left bottom;
  transition: opacity 180ms ease, transform var(--motion-duration) var(--motion-easing);
  z-index: 0;
}

.primary-navigation[data-panel-mode="mobile"].is-mobile-menu-open::before {
  opacity: 1;
  transform: scale(1);
}

.primary-navigation.is-mobile-menu-open .mobile-menu-toggle__line:first-child {
  transform: translateY(0.26rem) rotate(45deg);
}

.primary-navigation.is-mobile-menu-open .mobile-menu-toggle__line:last-child {
  transform: translateY(-0.26rem) rotate(-45deg);
}

.primary-navigation[data-panel-mode="mobile"].is-mobile-menu-open .primary-navigation__inner {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}

.primary-navigation[data-panel-mode="mobile"].is-mobile-menu-open .primary-menu {
  align-items: flex-start;
  padding-bottom: 5rem;
  padding-right: 4rem;
}

.primary-navigation[data-panel-mode="mobile"].is-mobile-menu-open .primary-menu > li {
  align-self: flex-start;
  margin-top: 0;
  max-width: 20rem;
  width: 100%;
}

.primary-navigation[data-panel-mode="mobile"].is-mobile-menu-open .primary-menu__link {
  width: 100%;
}

.primary-navigation[data-panel-mode="icons"] {
  padding-inline: var(--space-1);
}

.primary-navigation[data-panel-mode="icons"] .brand {
  align-items: center;
  align-self: center;
  height: 2rem;
  justify-content: center;
  padding: 0;
  position: relative;
  width: 2rem;
}

.primary-navigation[data-panel-mode="icons"] .brand__name {
  font-size: 1.35rem;
  letter-spacing: -0.08em;
  transform: translate(-0.34em, 0.475em);
}

.primary-navigation[data-panel-mode="icons"] .brand__word--curriculum {
  transform: translate(0.68em, -100%);
}

.primary-navigation[data-panel-mode="icons"] .brand__expansion {
  max-width: 0;
  transform: translateX(-0.25rem);
}

.primary-navigation[data-panel-mode="icons"] .primary-menu > li {
  width: 100%;
}

.app-shell:not(.app-shell--home) .primary-navigation[data-panel-mode="icons"] .primary-menu__link {
  gap: 0;
  grid-template-columns: 1.5rem 0;
  justify-content: start;
  padding-inline: 0.75rem 0.625rem;
  width: 100%;
}

.primary-navigation[data-panel-mode="icons"] .primary-menu__label {
  max-width: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateX(-0.4rem);
  white-space: nowrap;
}

.app-shell--home .primary-navigation {
  flex: 0 0 100%;
  justify-content: center;
  padding: var(--space-3);
  width: 100%;
}

.primary-navigation__inner {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: var(--space-5);
  min-height: 0;
  min-width: 0;
  position: relative;
}

.app-shell--home .primary-navigation__inner {
  margin: 0 auto;
  max-width: none;
  width: 100%;
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 1.15rem;
  font-weight: 700;
  gap: var(--space-2);
  position: relative;
  text-decoration: none;
  width: fit-content;
}

.brand__name {
  display: block;
  line-height: 0.95;
  transform: translateX(0);
  transition: transform var(--motion-duration) var(--motion-easing);
}

.brand__word {
  align-items: baseline;
  display: flex;
  transition: transform var(--motion-duration) var(--motion-easing);
  white-space: nowrap;
}

.brand__word:first-child .brand__initial {
  view-transition-name: brand-u;
}

.brand__word--curriculum .brand__initial {
  view-transition-name: brand-c;
}

.brand__word:first-child .brand__expansion {
  view-transition-name: brand-universal;
}

.brand__word--curriculum .brand__expansion {
  view-transition-name: brand-curriculum;
}

.primary-navigation[data-panel-mode="icons"] .brand__expansion {
  view-transition-name: none;
}

.brand__expansion {
  display: inline-block;
  max-width: 6em;
  overflow: hidden;
  transform: translateX(0);
  transition: max-width var(--motion-duration) var(--motion-easing), transform var(--motion-duration) var(--motion-easing);
  white-space: nowrap;
}

.app-shell:not(.app-shell--home) .brand {
  font-size: 1.3rem;
  padding: 0.5rem 0.75rem;
}

.app-shell--home .brand {
  align-self: center;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.055em;
  line-height: 0.95;
  margin-top: clamp(6rem, 15vh, 10rem);
  width: min(28rem, calc(100% - 2 * var(--space-5)));
}

.navigation-introduction {
  inset-inline: 50% auto;
  margin: 0;
  max-width: 28rem;
  position: absolute;
  text-align: left;
  top: 50%;
  transform: translate(-50%, -50%);
  width: calc(100% - 2 * var(--space-5));
  z-index: 1;
}

.navigation-introduction p {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  margin: 0;
}

.home-recommendations {
  margin-top: var(--space-5);
}

.home-recommendations h2 {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  margin: 0 0 var(--space-2);
  text-transform: uppercase;
}

.home-recommendations__paths {
  display: grid;
  gap: var(--space-2);
  max-height: min(36vh, 22rem);
  overflow-y: auto;
}

.home-recommendation {
  background: var(--color-surface);
  border-radius: var(--radius-surface);
  padding: var(--space-2);
  position: relative;
  transition: background-color 140ms ease;
}

.home-recommendation:hover,
.home-recommendation:focus-within {
  background: color-mix(in srgb, var(--color-surface) 78%, var(--color-panel-end));
}

.home-recommendation a {
  color: inherit;
  text-decoration: none;
}

.home-recommendation__path {
  align-items: baseline;
  display: flex;
  gap: var(--space-2);
  justify-content: space-between;
  padding: var(--space-1) var(--space-2);
}

.home-recommendation__path::after {
  content: "";
  inset: 0;
  position: absolute;
}

.home-recommendation__path strong {
  font-size: 0.82rem;
}

.home-recommendation__path span {
  color: var(--color-muted);
  flex: none;
  font-size: 0.65rem;
}

.home-recommendation ul {
  list-style: none;
  margin: var(--space-1) 0 0;
  padding: 0;
}

.home-recommendation li a {
  align-items: center;
  border-radius: 0.5rem;
  display: grid;
  font-size: 0.75rem;
  font-weight: 700;
  gap: var(--space-2);
  grid-template-columns: 0.7rem minmax(0, 1fr);
  padding: var(--space-2);
  position: relative;
  z-index: 1;
}

.home-recommendation li a:hover,
.home-recommendation li a:focus-visible {
  background: color-mix(in srgb, var(--color-ink) 6%, transparent);
}

.home-recommendation__indicator {
  background: currentColor;
  border-radius: 50%;
  height: 0.7rem;
  position: relative;
  width: 0.7rem;
}

.home-recommendation__indicator::after {
  background: var(--color-surface);
  border-radius: 50%;
  content: "";
  height: 50%;
  inset: 25%;
  position: absolute;
  width: 50%;
}

.navigation-introduction strong {
  color: var(--color-ink-strong);
}

.app-shell:not(.app-shell--home) .navigation-introduction {
  display: none;
}

.primary-menu {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  height: 100%;
  justify-content: flex-end;
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.primary-navigation nav {
  bottom: 0;
  inset-inline: 0;
  position: absolute;
  top: clamp(13rem, 28vh, 16rem);
}

.app-shell--home .primary-menu {
  max-width: 100%;
  width: calc(var(--sidebar-width) - 2 * var(--space-3));
}

.app-shell--home .primary-menu > li {
  align-self: stretch;
  width: 100%;
}

.primary-menu__link {
  align-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-surface);
  display: grid;
  gap: var(--space-1) var(--space-3);
  grid-template-columns: 2rem minmax(0, 1fr);
  min-height: 4.25rem;
  padding: var(--space-3) var(--space-4);
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease, background-color 180ms ease, gap var(--motion-duration) var(--motion-easing), padding var(--motion-duration) var(--motion-easing);
}

.primary-menu__link:hover {
  background: color-mix(in srgb, var(--color-surface) 55%, transparent);
  transform: translateY(-0.1rem);
}

.primary-menu__link--account .primary-menu__icon {
  view-transition-name: account-navigation;
}

.primary-menu__link--logout .primary-menu__icon {
  view-transition-name: logout-action;
}

.primary-menu__link--curriculum-modification .primary-menu__icon {
  view-transition-name: curriculum-modification-navigation;
}

.primary-menu__link--learn .primary-menu__icon {
  view-transition-name: learn-navigation;
}

.primary-menu__link--about .primary-menu__icon {
  view-transition-name: about-navigation;
}

.primary-menu__learn-item,
.primary-menu__about-item,
.primary-menu__curriculum-modification-item,
.primary-menu__account-item,
.primary-menu__login-item,
.primary-menu__logout-item {
  align-self: center;
  width: 12rem;
}

.primary-menu__curriculum-modification-item {
  width: calc(var(--sidebar-width) - 2 * var(--space-3));
}

.primary-menu__curriculum-modification-item,
.primary-menu__about-item,
.primary-menu__account-item,
.primary-menu__login-item {
  margin-top: var(--space-4);
}

.primary-menu__curriculum-modification-item .primary-menu__link {
  gap: var(--space-1);
  padding-inline: var(--space-1);
}

.primary-menu__curriculum-modification-item .primary-menu__label {
  font-size: 0.8rem;
  line-height: 1;
}

.menu-form {
  margin: 0;
}

button.primary-menu__link {
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
  width: 100%;
}

.primary-menu__icon {
  display: inline-block;
  font-family: "Material Symbols Rounded";
  font-size: 2rem;
  font-style: normal;
  font-weight: normal;
  grid-row: auto;
  height: 2rem;
  letter-spacing: normal;
  line-height: 1;
  text-transform: none;
  white-space: nowrap;
  width: 2rem;
  word-wrap: normal;
  view-transition-class: persistent-shell-icon;
  -webkit-font-feature-settings: "liga";
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "liga";
}

.primary-menu__label {
  font-size: 1rem;
  font-weight: 700;
  max-width: 12rem;
  opacity: 1;
  transition: max-width var(--motion-duration) var(--motion-easing), opacity 160ms ease, transform 240ms var(--motion-easing);
}

.app-shell--home .primary-menu__link {
  grid-template-columns: 3rem minmax(0, 1fr);
  min-height: clamp(7rem, 14vh, 10rem);
  padding-block: clamp(1.5rem, 3vw, 2.5rem);
  padding-inline: 0.75rem;
}

.app-shell--home .primary-menu__icon {
  font-size: 3rem;
  height: 3rem;
  width: 3rem;
}

.app-shell--home .primary-menu__label {
  font-size: clamp(1.25rem, 2.5vw, 2rem);
}

.primary-menu .primary-menu__link--session-action {
  gap: var(--space-2);
  grid-template-columns: 1.5rem minmax(0, 1fr);
  min-height: 3rem;
  padding: 0.5rem 0.75rem;
}

.primary-menu .primary-menu__link--session-action .primary-menu__icon {
  font-size: 1.5rem;
  height: 1.5rem;
  width: 1.5rem;
}

.primary-menu .primary-menu__link--session-action .primary-menu__label {
  font-size: 0.9rem;
}

.app-shell:not(.app-shell--home) .primary-menu__link {
  background: transparent;
  border-color: transparent;
  border-radius: var(--radius-surface);
  grid-template-columns: 1.5rem minmax(0, 1fr);
}

.app-shell:not(.app-shell--home) .primary-menu > li {
  align-self: stretch;
  width: 100%;
}

.app-shell:not(.app-shell--home) .primary-menu__link:hover {
  background: color-mix(in srgb, var(--color-surface) 55%, transparent);
}

.app-shell .primary-menu__link[aria-current="page"],
.app-shell .primary-menu__link[aria-current="page"]:hover {
  background: var(--color-surface);
  color: var(--color-ink-strong);
}

.pane-stack {
  display: flex;
  flex: 0 0 var(--panel-width, 100%);
  height: 100dvh;
  min-width: 0;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  position: relative;
  view-transition-name: workspace-pane;
}

.learning-paths-pane {
  view-transition-name: learning-paths-pane;
}

.curriculum-map-pane {
  view-transition-name: curriculum-map-pane;
}

.unit-content-pane {
  view-transition-name: unit-content-pane;
}

.pane-stack.is-panel-motion-active {
  overflow: clip;
}

.pane-stack.is-panel-motion-active > [data-layout-panel] {
  transition: flex-basis var(--panel-motion-duration) var(--panel-motion-easing);
}

.pane-stack.is-panel-motion-active.is-panel-layout-snapshot > [data-layout-panel] {
  transition: none;
}

.ui-pane {
  --ui-pane-close-inset: clamp(var(--space-3), 2.5vw, var(--space-6));

  background: linear-gradient(90deg, var(--color-panel-start), var(--color-panel-end));
  flex: 0 0 var(--panel-width, min(100%, 42rem));
  height: 100dvh;
  min-height: 100dvh;
  overflow-y: auto;
  padding: clamp(2rem, 5vw, 6rem);
  position: relative;
}

.ui-pane--form {
  clip-path: inset(0);
  container: form-pane / inline-size;
  transform-origin: left center;
  transition: clip-path var(--panel-motion-duration) var(--panel-motion-easing), opacity 140ms ease;
}

.ui-pane--form.is-opening,
.ui-pane--form.is-closing {
  clip-path: inset(0 0 0 100%);
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
}

.ui-pane__close {
  inset-block-start: var(--ui-pane-close-block-start, var(--ui-pane-close-inset));
  inset-inline-end: var(--ui-pane-close-inset);
  position: absolute;
  z-index: 3;
}

@keyframes horizontal-panel-enter {
  from {
    opacity: 0;
    transform: translateX(var(--panel-motion-distance));
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes horizontal-panel-exit {
  from {
    opacity: 1;
    transform: translateX(0);
  }

  to {
    opacity: 0;
    transform: translateX(var(--panel-motion-distance));
  }
}

.ui-pane[data-panel-motion="horizontal"].is-opening,
.pane-stack.is-opening {
  animation: horizontal-panel-enter var(--panel-motion-duration) var(--panel-motion-easing);
  overflow: hidden;
  pointer-events: none;
  will-change: opacity, transform;
}

.ui-pane[data-panel-motion="horizontal"].is-closing {
  animation: horizontal-panel-exit var(--panel-motion-duration) var(--panel-motion-easing) forwards;
  clip-path: none;
  opacity: 1;
  overflow: hidden;
  pointer-events: none;
  will-change: opacity, transform;
}

.ui-pane[data-panel-mode="compact"] {
  padding: var(--space-5) var(--space-3);
}

.ui-pane[data-panel-mode="mobile"] {
  padding: var(--space-5) var(--space-3);
}

.ui-pane[data-panel-mode="breadcrumb"] {
  overflow: hidden;
  padding: var(--space-3) var(--space-2);
}

.ui-pane[data-panel-mode="collapsed"] {
  overflow: hidden;
  padding: 0;
  pointer-events: none;
}

.ui-pane[data-panel-mode="collapsed"] [data-panel-transition-item] {
  view-transition-name: none !important;
}

.mobile-panel-breadcrumbs {
  display: none;
}

.primary-navigation[data-panel-mode="mobile"] + .pane-stack .ui-pane[data-panel-mode="breadcrumb"] {
  padding-bottom: calc(3.5rem + 2 * var(--space-3));
}

.ui-pane[data-panel-mode="breadcrumb"] .ui-pane__inner {
  height: 100%;
}

.pane-breadcrumb__title {
  color: inherit;
  display: none;
  text-decoration: none;
}

.ui-pane[data-panel-mode="breadcrumb"] .pane-breadcrumb > :not(.pane-breadcrumb__container, .pane-breadcrumb__header),
.ui-pane[data-panel-mode="breadcrumb"] .pane-breadcrumb__container > :not(.pane-breadcrumb__header),
.ui-pane[data-panel-mode="breadcrumb"] .pane-breadcrumb__header > :not(:first-child),
.ui-pane[data-panel-mode="breadcrumb"] .pane-breadcrumb__header > :first-child > :not(.pane-breadcrumb__title) {
  display: none;
}

.ui-pane[data-panel-mode="breadcrumb"] .pane-breadcrumb__container {
  height: 100%;
  margin: 0;
}

.ui-pane[data-panel-mode="breadcrumb"] .pane-breadcrumb__header {
  align-items: flex-end;
  box-sizing: border-box;
  display: flex;
  height: 100%;
  justify-content: center;
  margin: 0;
  padding-bottom: calc(3.5rem + 2 * var(--space-3));
}

.ui-pane[data-panel-mode="breadcrumb"] .pane-breadcrumb__title {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  left: 0.125rem;
  letter-spacing: 0.03em;
  margin: 0;
  position: relative;
  transform: rotate(180deg);
  white-space: nowrap;
  writing-mode: vertical-rl;
}

.ui-pane[data-panel-mode="breadcrumb"] .label {
  display: none;
}

.ui-pane__inner {
  --pane-content-max: 58rem;

  margin: 0;
  max-width: var(--pane-content-max);
  width: 100%;
}

.ui-pane__inner[data-pane-content-width="narrow"] {
  --pane-content-max: 28rem;
}

.ui-pane__inner[data-pane-content-width="reading"] {
  --pane-content-max: 46rem;
}

.ui-pane__inner[data-pane-content-width="wide"] {
  --pane-content-max: 72rem;
}

@media (max-width: 42rem) {
  .ui-pane {
    --ui-pane-close-block-start: calc(2.75rem + var(--ui-pane-close-inset));
  }

  .mobile-panel-breadcrumbs:not([hidden]) {
    align-items: center;
    background: color-mix(in srgb, var(--color-panel-start) 94%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--color-ink) 12%, transparent);
    display: flex;
    gap: var(--space-2);
    inset: 0 0 auto;
    min-height: 2.75rem;
    overflow: hidden;
    padding: 0 var(--space-3);
    position: absolute;
    white-space: nowrap;
    z-index: 4;
  }

  .mobile-panel-breadcrumbs button {
    appearance: none;
    background: transparent;
    border: 0;
    color: var(--color-muted);
    cursor: pointer;
    flex: 0 1 auto;
    font: inherit;
    font-size: 0.78rem;
    min-width: 0;
    overflow: hidden;
    padding: var(--space-2) 0;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-panel-breadcrumbs button + button::before {
    color: color-mix(in srgb, var(--color-muted) 55%, transparent);
    content: "/";
    margin-right: var(--space-2);
  }

  .mobile-panel-breadcrumbs button:hover,
  .mobile-panel-breadcrumbs button:focus-visible {
    color: var(--color-ink-strong);
  }

  .mobile-panel-breadcrumbs button[aria-current="page"] {
    color: var(--color-ink-strong);
    flex-shrink: 0;
    font-weight: 700;
  }

  .pane-stack > .ui-pane:not([data-panel-mode="collapsed"]) {
    padding-top: calc(2.75rem + var(--space-5));
  }
}

.ui-pane h1 {
  color: var(--color-ink-strong);
  font-size: var(--font-size-pane-title);
  letter-spacing: -0.045em;
  line-height: 1;
  margin: 0 0 clamp(2rem, 5vh, 3rem);
}

@keyframes pane-enter {
  from {
    opacity: 0;
    transform: translateX(1.5rem);
  }
}

::view-transition-group(*) {
  animation-duration: 280ms;
  animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

::view-transition-group(brand-u),
::view-transition-group(brand-c),
::view-transition-group(brand-universal),
::view-transition-group(brand-curriculum),
::view-transition-group(primary-navigation-pane),
::view-transition-group(workspace-pane),
::view-transition-group(learning-paths-pane),
::view-transition-group(curriculum-map-pane),
::view-transition-group(unit-content-pane),
::view-transition-group(*.panel-surface),
::view-transition-group(*.persistent-shell-icon) {
  animation-duration: var(--motion-duration);
  animation-timing-function: var(--motion-easing);
}

::view-transition-group(*.layout-position) {
  animation-duration: var(--motion-duration);
  animation-timing-function: var(--motion-easing);
}

::view-transition-old(*.layout-position) {
  animation: none;
  opacity: 0;
}

::view-transition-new(*.layout-position) {
  animation: none;
  mix-blend-mode: normal;
  opacity: 1;
}

::view-transition-new(*.layout-position):only-child {
  animation: horizontal-panel-enter var(--panel-motion-duration) var(--panel-motion-easing);
}

::view-transition-old(*.layout-position):only-child {
  animation: horizontal-panel-exit var(--panel-motion-duration) var(--panel-motion-easing) forwards;
}

::view-transition-old(brand-u),
::view-transition-old(brand-c) {
  animation: none;
  object-fit: none;
  object-position: left top;
  opacity: 0;
}

::view-transition-new(brand-u),
::view-transition-new(brand-c) {
  animation: none;
  object-fit: none;
  object-position: left top;
}

::view-transition-group(*.persistent-shell-icon) {
  z-index: 1;
}

::view-transition-new(workspace-pane):only-child,
::view-transition-new(learning-paths-pane):only-child,
::view-transition-new(curriculum-map-pane):only-child,
::view-transition-new(unit-content-pane):only-child {
  animation: horizontal-panel-enter var(--panel-motion-duration) var(--panel-motion-easing);
}

::view-transition-old(unit-content-pane):only-child {
  animation: horizontal-panel-exit var(--panel-motion-duration) var(--panel-motion-easing) forwards;
}

::view-transition-new(*.panel-surface):only-child {
  animation: horizontal-panel-enter var(--panel-motion-duration) var(--panel-motion-easing);
}

::view-transition-old(*.panel-surface):only-child {
  animation: horizontal-panel-exit var(--panel-motion-duration) var(--panel-motion-easing) forwards;
}

::view-transition-old(*.persistent-shell-icon) {
  animation: none;
  object-fit: none;
  object-position: left top;
  opacity: 0;
}

::view-transition-new(*.persistent-shell-icon) {
  animation: none;
  mix-blend-mode: normal;
  object-fit: none;
  object-position: left top;
  opacity: 1;
}

::view-transition-old(home-navigation-content),
::view-transition-old(detail-navigation-content),
::view-transition-old(*.non-scaling-content),
::view-transition-old(*.matched-panel-content) {
  animation: none;
  object-fit: none;
  object-position: left top;
  opacity: 0;
}

::view-transition-new(home-navigation-content),
::view-transition-new(detail-navigation-content),
::view-transition-new(*.non-scaling-content),
::view-transition-new(*.matched-panel-content) {
  animation: none;
  mix-blend-mode: normal;
  object-fit: none;
  object-position: left top;
  opacity: 1;
}

::view-transition-old(*.matched-panel-surface) {
  animation: none;
  opacity: 0;
}

::view-transition-new(*.matched-panel-surface) {
  animation: none;
  mix-blend-mode: normal;
  opacity: 1;
}

@media (max-width: 52rem) {
  .app-shell--home {
    display: block;
    height: auto;
    overflow: visible;
  }

  .app-shell--home .primary-navigation {
    height: 100dvh;
    min-height: 100dvh;
    padding: clamp(1.5rem, 7vw, 3rem);
  }

  .app-shell--home .primary-menu {
    flex-direction: column;
    justify-content: flex-end;
    width: 100%;
  }

  .app-shell--home .primary-navigation--with-recommendations {
    height: auto;
  }

  .app-shell--home .primary-navigation--with-recommendations .primary-navigation__inner {
    display: grid;
    grid-template-rows: auto auto 1fr;
  }

  .app-shell--home .primary-navigation--with-recommendations .brand {
    margin-top: clamp(3rem, 9vh, 5rem);
  }

  .app-shell--home .primary-navigation--with-recommendations .navigation-introduction {
    inset: auto;
    margin: var(--space-6) auto 0;
    position: static;
    transform: none;
  }

  .app-shell--home .primary-navigation--with-recommendations nav {
    inset: auto;
    margin-top: var(--space-4);
    position: static;
  }

  .app-shell--home .primary-navigation--with-recommendations .primary-menu {
    justify-content: flex-start;
  }

}