/* Mobile Space identity and About sheet. The desktop right-rail card remains
   the long-form companion; this is the compact in-feed entry point. */
@media (max-width: 767px) {
  /* The same grid serves the server snapshot, loading shell and live hero. */
  .page:has(#view-space.active) { min-width: 0; }
  body.view-space #view-space.spaces-root {
    --space-mobile-gutter: clamp(20px, 7.5vw, 30px);
    padding: 16px var(--space-mobile-gutter) 64px;
    min-width: 0;
    width: 100%;
  }
  body.view-space #view-space.spaces-root .space-hero-header {
    padding: 0;
    margin-bottom: 16px;
  }
  #view-space.spaces-root .space-hero-top {
    display: grid;
    grid-template-columns: 48px minmax(0, 1fr);
    align-items: start;
    gap: 12px;
    margin-bottom: 20px;
  }
  #view-space.spaces-root .space-hero-content { display: contents; }
  #view-space.spaces-root .space-hero-icon {
    width: 48px;
    height: 48px;
    grid-column: 1;
    grid-row: 1;
    box-shadow: none;
  }
  #view-space.spaces-root .space-hero-title-row,
  #view-space.spaces-root .spaces-hero-placeholder .space-hero-title {
    grid-column: 2;
    padding: 0;
    min-width: 0;
  }
  #view-space.spaces-root .space-hero-title {
    font-size: 21px;
    line-height: 1.25;
    overflow-wrap: anywhere;
  }
  #view-space.spaces-root .spaces-official-badge {
    display: flex;
    width: fit-content;
    margin: 6px 0 0;
    font-size: 11px;
  }
  #view-space.spaces-root .space-hero-desc,
  #view-space.spaces-root .spaces-hero-stats,
  #view-space.spaces-root .spaces-hero-community,
  #view-space.spaces-root .spaces-hero-share-row {
    grid-column: 1 / -1;
    margin: 0;
    min-width: 0;
  }
  #view-space.spaces-root .space-hero-desc {
    font-size: 14px;
    line-height: 1.5;
    overflow-wrap: anywhere;
  }
  #view-space.spaces-root .spaces-hero-stats { font-size: 12px; }
  #view-space.spaces-root .spaces-hero-actions,
  #view-space.spaces-root .spaces-hero-share-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    width: 100%;
  }
  #view-space.spaces-root .spaces-hero-community { width: 100%; gap: 0; }
  #view-space.spaces-root .spaces-join-status:empty { display: none; }
  #view-space.spaces-root .spaces-join-btn,
  #view-space.spaces-root .spaces-about-btn { min-height: 44px; padding-inline: 18px; }
  #view-space.spaces-root .spaces-join-btn:not([data-joined="true"]):not([disabled]) {
    background: #1DA1F2;
    color: white;
    border-color: #0F6FA8;
  }
  #view-space.spaces-root .spaces-hero-actions:has(.spaces-post-btn:not([hidden])) > .spaces-join-btn:not(.spaces-post-btn) {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
  }
  #view-space.spaces-root .spaces-about-icon,
  #view-space.spaces-root .spaces-share-btn {
    position: static;
    width: 44px;
    height: 44px;
    min-height: 44px;
    flex: 0 0 auto;
  }
  #view-space.spaces-root .spaces-about-icon { margin-left: auto; }
  body.view-space #view-space.spaces-root .space-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    width: 100%;
  }
  #view-space.spaces-root .space-search-wrapper { min-width: 0; }
  body.view-space #view-space.spaces-root .space-search-input,
  body.view-space #view-space.spaces-root .space-filters-trigger {
    height: 48px;
    min-height: 48px;
    border-radius: 12px;
  }
  body.view-space #view-space.spaces-root .space-search-input {
    font-size: 16px;
    padding-right: 12px;
  }
  body.view-space #view-space.spaces-root .space-search-wrapper:has(.space-search-clear-btn--active) .space-search-input {
    padding-right: 42px;
  }
  body.view-space #view-space.spaces-root #space-feed > .post {
    margin-inline: -12px;
    padding: 12px 12px 0;
    border-radius: var(--r-md, 12px);
    min-width: 0;
  }
  body.view-space #view-space.spaces-root #space-feed > .post::after { left: 12px; right: 12px; }
  #view-space #space-feed .posts-space-chip,
  #view-space #space-feed .posts-meta-subline > .meta-sep { display: none; }
  #view-space #space-feed .posts-meta-subline:not(:has(.loc-inline)) { display: none; }
  #view-space #space-feed .like-count:empty { display: none; }
  body.view-space #view-space.spaces-root #space-feed > .post .post-foot .like-btn,
  body.view-space #view-space.spaces-root #space-feed > .post .post-foot .comments-card-count {
    min-height: 32px;
    min-width: 32px;
    justify-content: center;
  }
  body.view-space #view-space.spaces-root #space-feed > .post .post-foot {
    margin-inline: 0;
    padding-inline: 0;
  }
  #view-space #space-feed .name-row { flex-wrap: wrap; }
  #view-space #space-feed .p-user,
  #view-space #space-feed .who { min-width: 0; max-width: 100%; }
  body.view-space #view-space.spaces-root #space-feed > .post .title,
  body.view-space #view-space.spaces-root #space-feed > .post .desc { overflow-wrap: anywhere; line-height: 1.5; }
  #view-space #space-feed .feed-skeleton-card { padding: 12px 0; }
  #view-space #space-feed .feed-skeleton-card::after { left: 0; right: 0; }
  /* Community entry remains available in the menu, clear of feed actions. */
  body.view-space .mobile-guest-wa-float.is-visible { display: none; }
}

@media (max-width: 420px) {
  #view-space.spaces-root .spaces-hero-actions:has([data-space-manage-link]) {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  #view-space.spaces-root .spaces-hero-actions:has([data-space-manage-link]) > .spaces-join-btn,
  #view-space.spaces-root .spaces-hero-actions > [data-space-manage-link] {
    grid-column: span 2;
  }
  #view-space.spaces-root .spaces-hero-actions:has([data-space-manage-link]) > .spaces-share-btn {
    justify-self: end;
  }
}

.space-hero-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.space-hero-title-row .space-hero-title {
  flex: 1 1 auto;
  min-width: 0;
}

.spaces-about-icon {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border, #e3e7ec);
  border-radius: 999px;
  background: transparent;
  color: var(--color-text-muted, #5b6672);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.spaces-about-icon:hover,
.spaces-about-icon:focus-visible {
  border-color: var(--color-primary, #0ba8d2);
  color: var(--color-primary, #0ba8d2);
}

@media (min-width: 768px) {
  .spaces-about-icon {
    display: none;
  }
}

.spaces-about-dialog {
  width: min(28rem, calc(100vw - 2rem));
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: 16px;
  background: var(--color-surface, #fff);
  color: var(--color-text, #172033);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.18);
}

.spaces-about-dialog::backdrop {
  background: rgba(15, 23, 42, 0.45);
}

.spaces-about-sheet header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
  padding: 0 16px;
  border-bottom: 1px solid var(--color-border, #e3e7ec);
  font-size: 16px;
}

.spaces-about-sheet header button {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border, #e3e7ec);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

.spaces-about-sheet-body {
  padding: 16px;
  max-height: 70dvh;
  overflow-y: auto;
}

.spaces-rules {
  margin-block: 16px;
  overflow-wrap: anywhere;
}

.spaces-rules h3 {
  margin: 0 0 8px;
  font-size: 14px;
}

.spaces-rules p {
  margin: 0;
  white-space: pre-line;
  font-size: 14px;
  line-height: 1.5;
}

.spaces-hero-placeholder .space-hero-desc,
.spaces-hero-placeholder .spaces-hero-stats,
.spaces-hero-placeholder .spaces-hero-community {
  visibility: hidden;
}

.spaces-about-sheet-body > p {
  margin: 0;
  color: var(--color-text-muted, #5b6672);
  font-size: 14px;
  line-height: 1.5;
}

.spaces-about-sheet-body dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin: 16px 0 0;
}

.spaces-about-sheet-body dl div {
  padding: 12px;
  border: 1px solid var(--color-border, #e3e7ec);
  border-radius: 10px;
}

.spaces-about-sheet-body dt {
  color: var(--color-text-muted, #5b6672);
  font-size: 12px;
}

.spaces-about-sheet-body dd {
  margin: 4px 0 0;
  font-size: 15px;
  font-weight: 700;
}

@media (max-width: 640px) {
  .spaces-about-dialog {
    width: 100%;
    max-width: none;
    margin: auto 0 0;
    border-radius: 18px 18px 0 0;
  }
}