@import url("../design-system/feed-card.6428af15a972.css");

html,
body {
  height: 100%;
}

.navbar-desktop {
  display: none;
}

.feed-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  height: 100dvh;
  background: var(--color-surface-canvas);
  color: var(--color-text-primary);
}

.feed-layout--content {
  min-height: calc(100dvh - var(--app-content-top) - 8px);
  height: calc(100dvh - var(--app-content-top) - 8px);
}

.top-level-page {
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px;
}

.feed-page {
  height: 100%;
  width: 100%;
  max-width: 100%;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  box-sizing: border-box;
  background: var(--color-surface-canvas);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.feed-layout--content .top-level-page.feed-page--immersive {
  min-height: 0;
  overflow: hidden;
}

.feed-container {
  --feed-item-pad-block: 24px;
  --feed-scroll-pad-top: calc(var(--feed-item-pad-block) + env(safe-area-inset-top));
  --feed-scroll-pad-bottom: calc(var(--feed-item-pad-block) + env(safe-area-inset-bottom));
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  box-sizing: border-box;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scroll-padding-block: var(--feed-scroll-pad-top) var(--feed-scroll-pad-bottom);
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.feed-container::-webkit-scrollbar {
  width: 0;
  height: 0;
}

.feed-item {
  min-height: clamp(500px, calc(100dvh - 48px), 900px);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: var(--feed-item-pad-block) 24px;
  box-sizing: border-box;
  scroll-snap-align: start;
}

.quiz-container {
  max-width: none;
  overflow-x: hidden;
}

.feed-card-actions {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  justify-content: flex-end;
  margin-left: 12px;
  --social-action-text: var(--color-text-primary);
  --social-action-muted: var(--color-text-secondary);
}

.feed-footer-actions {
  /* Button visuals live in design-system/social-actions.css. */
  margin-left: auto;
  padding-left: 8px;
  border-left: 1px solid var(--color-border-divider);
  flex-wrap: nowrap;
  gap: 6px;
}

.feed-empty {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  padding: 24px;
  text-align: center;
}

.feed-end,
.feed-error {
  text-align: center;
  padding: 24px;
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.feed-loading {
  text-align: center;
  padding: 24px 0 48px;
  color: var(--color-text-primary);
  font-weight: 600;
}

.feed-load-more {
  display: block;
  margin: 0 auto 24px;
  padding: 10px 16px;
  border: 1px solid var(--color-border-default);
  border-radius: 999px;
  background: var(--color-surface-default);
  color: var(--color-text-primary);
  font-weight: 600;
}

.feed-load-more-row {
  display: flex;
  justify-content: center;
  width: 100%;
}

.htmx-indicator {
  display: none;
}

.htmx-indicator.htmx-request {
  display: block;
}

.feed-controls {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 10;
}

.feed-control-btn {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--color-border-default);
  background: var(--color-surface-default);
  color: var(--color-text-primary);
  font-size: 18px;
  cursor: pointer;
  box-shadow: 0 8px 18px var(--color-shadow-heavy);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.feed-control-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.feed-control-btn:hover:not(:disabled) {
  background: var(--color-action-emphasis-bg);
  border-color: var(--color-action-emphasis-bg);
  color: var(--color-text-on-dark);
}

.feed-control-btn:active:not(:disabled) {
  background: var(--color-action-emphasis-bg-hover);
  border-color: var(--color-action-emphasis-bg-hover);
}

.feed-control-btn:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 3px;
}

.mobile-feed-search-panel {
  display: none;
}

.visually-hidden {
  border: 0;
  clip: rect(0 0 0 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
  white-space: nowrap;
}

.feed-layout--v2 .feed-page {
  max-width: 1180px;
}

[data-feed-v2-page="home"],
.feed-layout--home-grid {
  --color-page-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-primary-dark: #232d3a;
  --color-title: #1e1e1e;
  --color-text-strong: #282726;
  --color-text-muted: #64748b;
  --color-placeholder: #989da3;
  --color-border: #e4e4e5;
  --color-icon-bg: #f4f4f4;
  --color-profile-bg: #eef5ff;
  --color-link: #3778e2;
  --color-success: #3ca838;
  --color-like-soft: #fa8787;
  --color-like: #d86e6e;
  --color-create-text: #def4dd;
}

/* Home grid scoped layout (do not affect other feed-v2 pages). */
[data-feed-v2-page="home"].feed-layout--home-grid .feed-page,
.feed-layout--home-grid [data-feed-v2-page="home"] .feed-page {
  max-width: 1124px;
}

[data-feed-v2-page="home"] .feed-home-page,
.feed-layout--home-grid .feed-home-page {
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
  min-height: 0;
  background: var(--color-page-bg);
}

[data-feed-v2-page="home"] .feed-home-content,
.feed-layout--home-grid .feed-home-content {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
  min-height: 0;
}

[data-feed-v2-page="home"] .feed-home-grid,
.feed-layout--home-grid .feed-home-grid {
  overflow: visible;
}

[data-feed-v2-page="home"] .feed-home-grid.feed-container,
.feed-layout--home-grid .feed-home-grid.feed-container {
  height: auto;
  flex: 0 1 auto;
  min-height: auto;
  overflow: visible;
  overflow-y: visible;
  scroll-snap-type: none;
  scroll-padding-block: 0;
  scroll-behavior: auto;
}

[data-feed-v2-page="home"] .feed-home-title,
.feed-layout--home-grid .feed-home-title {
  margin: 0;
  font-size: 27px;
  font-weight: 600;
  line-height: 32.68px;
  color: var(--color-title);
  text-align: center;
}

[data-feed-v2-page="home"] .feed-home-search,
.feed-layout--home-grid .feed-home-search {
  width: min(100%, 420px);
  min-height: 35px;
  max-height: 38px;
  padding: 6px 10px;
}

[data-feed-v2-page="home"] .feed-home-search input,
.feed-layout--home-grid .feed-home-search input {
  padding: 6px 0;
}


[data-feed-v2-page="home"] .feed-home-page,
.feed-layout--home-grid .feed-home-page {
  height: 100%;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}

[data-feed-v2-page="home"] .feed-home-content,
.feed-layout--home-grid .feed-home-content {
  min-height: auto;
}

[data-feed-v2-page="home"] .feed-home-title,
.feed-layout--home-grid .feed-home-title {
  margin: 2px 0 8px;
}

[data-feed-v2-page="home"] .feed-home-grid,
.feed-layout--home-grid .feed-home-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 349px));
  gap: 15px;
  justify-content: center;
  align-content: start;
}

[data-feed-v2-page="home"] .feed-loading,
[data-feed-v2-page="home"] .feed-error,
[data-feed-v2-page="home"] .feed-empty,
[data-feed-v2-page="home"] .feed-home-empty,
[data-feed-v2-page="home"] .feed-home-grid__end,
[data-feed-v2-page="home"] .feed-load-more-row,
.feed-layout--home-grid .feed-loading,
.feed-layout--home-grid .feed-error,
.feed-layout--home-grid .feed-empty,
.feed-layout--home-grid .feed-home-empty,
.feed-layout--home-grid .feed-home-grid__end,
.feed-layout--home-grid .feed-load-more-row {
  grid-column: 1 / -1;
}

[data-feed-v2-page="home"] .feed-home-empty,
[data-feed-v2-page="home"] .feed-home-grid__end,
[data-feed-v2-page="home"] .feed-load-more-row,
.feed-layout--home-grid .feed-home-empty,
.feed-layout--home-grid .feed-home-grid__end,
.feed-layout--home-grid .feed-load-more-row {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 28px 16px;
}

/* Home grid item placement; card visuals live in design-system/feed-card.css. */
[data-feed-v2-page="home"] .feed-grid-item,
.feed-layout--home-grid .feed-grid-item {
  min-width: 0;
}

[data-feed-v2-page="home"] .feed-controls--home-grid,
.feed-layout--home-grid .feed-controls--home-grid {
  right: 17px;
  gap: 14px;
}

[data-feed-v2-page="home"] .feed-controls--home-grid .feed-control-btn,
.feed-layout--home-grid .feed-controls--home-grid .feed-control-btn {
  width: 50px;
  height: 50px;
  color: transparent;
  font-size: 0;
  position: relative;
  border: 0;
  background: var(--color-surface);
  box-shadow: 0 0 10px rgb(0 0 0 / 10%);
}

[data-feed-v2-page="home"] .feed-controls--home-grid .feed-control-btn::before,
.feed-layout--home-grid .feed-controls--home-grid .feed-control-btn::before {
  font-size: 16px;
  line-height: 1;
}

[data-feed-v2-page="home"] .feed-controls--home-grid .feed-control-btn--prev::before,
.feed-layout--home-grid .feed-controls--home-grid .feed-control-btn--prev::before {
  content: '↑';
}

[data-feed-v2-page="home"] .feed-controls--home-grid .feed-control-btn--next::before,
.feed-layout--home-grid .feed-controls--home-grid .feed-control-btn--next::before {
  content: '↓';
}

@media (max-width: 900px) {
  .feed-layout {
    grid-template-columns: minmax(0, 1fr);
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  .top-level-page {
    padding: 16px 12px;
  }

  .feed-page,
  .feed-home-page,
  .feed-home-content {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .mobile-feed-search-panel {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
    z-index: 19;
    display: block;
    padding: 6px 10px 10px;
    box-sizing: border-box;
    overflow-x: clip;
    background: var(--color-surface-default);
    border-bottom: 1px solid var(--color-border-default);
  }

  .mobile-feed-search-panel .feed-mobile-search {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }

  .mobile-feed-search-panel .feed-mobile-search input {
    min-width: 0;
    font-size: 16px;
    line-height: 1.4;
  }

  [data-feed-v2-page="home"] .feed-home-search,
  .feed-layout--home-grid .feed-home-search {
    display: none;
  }

  .feed-item {
    padding: 20px 16px;
  }

  .feed-layout--v2 .feed-page {
    max-width: 412px;
  }

  [data-feed-v2-page="home"] .feed-home-grid,
  .feed-layout--home-grid .feed-home-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-content: stretch;
  }
}

@media (max-width: 600px) {
  .feed-layout--content {
    min-height: calc(100dvh - var(--app-content-top) - var(--app-content-bottom-with-nav));
    height: calc(100dvh - var(--app-content-top) - var(--app-content-bottom-with-nav));
  }

  .feed-container {
    --feed-item-pad-block: 14px;
    overflow-x: hidden;
    overflow-y: auto;
    scroll-snap-type: none;
    -webkit-overflow-scrolling: touch;
  }

  .feed-controls {
    display: none;
  }

  [data-feed-v2-page="home"] .feed-home-grid,
  .feed-layout--home-grid .feed-home-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .feed-item {
    min-height: clamp(340px, calc(100dvh - 56px - 80px), 620px);
    align-items: flex-start;
    justify-content: flex-start;
    padding: var(--feed-item-pad-block) 12px;
    scroll-snap-align: none;
  }
}