@media (max-width: 1100px) {
  .public-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .public-main,
  .public-left,
  .public-right {
    min-width: 0;
  }

  .public-left,
  .public-right {
    order: 2;
  }

  .public-main {
    order: 1;
  }

}

@media (max-width: 900px) {
  .public-shell {
    padding: 16px 14px 32px;
  }

  .public-right {
    display: none;
  }

  .public-left .public-profile {
    display: none;
  }

  .public-left .public-composer {
    display: none;
  }

  .public-mobile-menu {
    display: block;
  }

  .public-tabbar {
    display: flex;
  }

}

/* Settings zone on one column: hub-and-spoke. /settings is a menu screen
   of sections, subpages show an app bar with a back arrow. Desktop keeps
   the two-pane layout. */
@media (max-width: 900px) {
  .public-shell--settings .settings-appbar {
    display: flex;
  }

  /* The app bar names the section: the title tab only repeats it. */
  .public-shell--settings .public-header {
    display: none;
  }

  /* Subpages: content only, the menu lives on the hub screen. */
  .public-shell--settings:not(.public-shell--settings-index) .public-left {
    display: none;
  }

  /* The hub screen: menu only, styled as large tappable rows. */
  .public-shell--settings-index .public-main {
    display: none;
  }

  .public-shell--settings-index .public-left {
    order: 1;
  }

  .public-shell--settings-index .public-nav__title {
    display: none;
  }

  /* No "current section" on the hub screen — it is a menu, not a page. */
  .public-shell--settings-index .public-nav__item--active {
    background: transparent;
    color: var(--public-text);
  }

  .public-shell--settings-index .public-nav__item {
    display: flex;
    align-items: center;
    padding: 14px 12px;
    font-size: 16px;
  }

  .public-shell--settings-index .public-nav__item:not(.public-nav__item--button):not(.public-nav__item--back)::after {
    content: "›";
    margin-left: auto;
    color: var(--public-muted);
    font-size: 18px;
  }

  .public-shell--settings .public-form__actions .public-button {
    flex: 1;
  }
}

@media (max-width: 720px) {
  .public-thread__reply--d2 {
    margin-left: 10px;
  }

  .public-thread__reply--d3 {
    margin-left: 20px;
  }

  .public-thread__reply--d4 {
    margin-left: 30px;
  }

  .public-post__images--single .public-post__image {
    max-height: 420px;
  }

  .public-post__images--two {
    height: 200px;
  }

  .public-post__images--three {
    height: 240px;
  }

  .public-post__images--four {
    height: 260px;
  }

  .public-post__images--many {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 130px;
  }

  /* Tabs stay on one row and scroll horizontally when cramped. */
  .public-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .public-tabs::-webkit-scrollbar {
    display: none;
  }

  .public-tab {
    flex: 1 0 auto;
  }

  .public-profile-card__header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .public-profile-card__avatar {
    width: 84px;
    height: 84px;
  }

  .public-profile-card__meta {
    width: 100%;
  }

  .public-profile-card__stats {
    justify-content: center;
  }

  .public-profile-card__actions {
    width: 100%;
    justify-content: center;
    margin-top: 12px;
  }

  .public-profile-card__actions .public-button {
    width: 100%;
  }

  .public-profile-card__fields {
    grid-template-columns: 1fr;
  }

  .public-profile-card__field {
    grid-template-columns: 1fr;
  }

  .public-profile-card__field-name {
    text-align: left;
  }

  .public-card,
  .public-post,
  .public-profile-card,
  .public-user-card {
    max-width: 100%;
  }

  .public-post__content,
  .public-profile-card__bio,
  .public-profile-card__field-value,
  .public-user-card__meta,
  .public-post__stats {
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .public-post__content a,
  .public-profile-card__field-value a {
    word-break: break-word;
  }

  .public-user-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .public-user-card__link {
    width: 100%;
  }

  .public-user-card .public-button {
    width: 100%;
  }

}

@media (max-width: 430px) {
  .public-shell {
    padding: 12px 10px 28px;
  }

  /* The header card padding shrinks to 14px here: keep the tray flush. */
  .public-card.public-header {
    padding: 0 14px;
  }

  .public-header .public-tabs {
    margin: 0 -14px;
  }

  .public-card,
  .public-post,
  .public-profile-card,
  .public-user-card,
  .public-notification {
    padding: 14px;
  }

  .public-post__actions {
    gap: 6px;
    flex-wrap: wrap;
  }

  .public-post__action {
    padding: 4px 9px;
    font-size: 14px;
  }

  .public-post__action-count {
    font-size: 12px;
  }

  .public-post__time {
    font-size: 11px;
  }

  .public-post__edited {
    font-size: 10px;
    padding: 1px 4px;
  }

  .public-thread__reply--d2 {
    margin-left: 8px;
  }

  .public-thread__reply--d3 {
    margin-left: 16px;
  }

  .public-thread__reply--d4 {
    margin-left: 24px;
  }
}
/* Room for the fixed bottom tab bar (keep last: wins over padding shorthands above). */
@media (max-width: 900px) {
  .public-shell {
    padding-bottom: 96px;
  }

  .public-menu-panel {
    padding-bottom: 96px;
  }
}