/* Only loaded by the home page category explorer. */
.world-label[data-world] {
  cursor: pointer;
  font-family: inherit;
}

.world-label[data-world]:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 4px;
}

html.category-dialog-open,
body.category-dialog-open {
  overflow: hidden;
}

.category-dialog {
  --world-a: #087bdc;
  --world-b: #21c6e9;
  --world-ink: #15568d;
  width: min(850px, calc(100% - 48px));
  max-height: min(820px, calc(100dvh - 64px));
  margin: auto;
  padding: 0;
  border: 1px solid #ffffffc9;
  border-radius: 28px;
  background: #fbfdff;
  color: var(--color-text);
  font-family: Nunito, system-ui, sans-serif;
  box-shadow:
    0 32px 100px #071c3e55,
    0 0 0 6px #ffffff14;
  overflow: hidden;
}

.category-dialog[open] {
  display: flex;
  flex-direction: column;
  animation: category-arrive 0.22s ease-out;
}

.category-dialog::backdrop {
  background: #07172d8c;
  backdrop-filter: blur(7px);
}

.category-dialog[data-world='math'] {
  --world-a: #3cab5a;
  --world-b: #86c943;
  --world-ink: #246838;
}

.category-dialog[data-world='science'] {
  --world-a: #7954ed;
  --world-b: #d04ddd;
  --world-ink: #6740ae;
}

.category-dialog[data-world='finance'] {
  --world-a: #ee8a22;
  --world-b: #ffc13d;
  --world-ink: #995011;
}

.category-dialog[data-world='life'] {
  --world-a: #12a4a3;
  --world-b: #48c996;
  --world-ink: #116a66;
}

.category-dialog[data-world='tools'] {
  --world-a: #4467ff;
  --world-b: #7d4dff;
  --world-ink: #453c97;
}

.category-dialog-heading {
  --category-icon-size: 142px;
  --category-icon-right: 42px;
  --category-copy-gap: 16px;
  --category-heading-inset: 32px;
  position: relative;
  isolation: isolate;
  flex-shrink: 0;
  padding: 32px var(--category-heading-inset) 0;
  border-bottom: 1px solid color-mix(in srgb, var(--world-a) 17%, white);
  background:
    radial-gradient(
      ellipse at 94% 8%,
      color-mix(in srgb, var(--world-b) 27%, transparent),
      transparent 58%
    ),
    linear-gradient(120deg, #fff, color-mix(in srgb, var(--world-a) 8%, white));
}

.category-dialog-eyebrow,
.category-dialog h2,
#categoryDialogDescription {
  max-width: calc(
    100% - var(--category-icon-size) - var(--category-icon-right) - var(--category-copy-gap) +
      var(--category-heading-inset)
  );
  overflow-wrap: anywhere;
}

.category-dialog-eyebrow {
  margin: 0 0 8px;
  color: var(--world-ink);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.category-dialog h2 {
  position: relative;
  margin: 0;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.04em;
}

#categoryDialogDescription {
  position: relative;
  margin: 12px 0 24px;
  color: #53657c;
  font-size: 14px;
  line-height: 1.6;
}

.category-dialog-orbit {
  position: absolute;
  z-index: -1;
  width: var(--category-icon-size);
  height: var(--category-icon-size);
  right: var(--category-icon-right);
  top: 20px;
  pointer-events: none;
}

.category-dialog-orbit img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.category-dialog-close {
  position: absolute;
  z-index: 2;
  top: 4px;
  right: 4px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 50%;
  background: transparent;
  color: #35465c;
  font:
    26px/1 system-ui,
    sans-serif;
  cursor: pointer;
}

.category-dialog-close:hover {
  color: var(--world-ink);
}

.category-dialog-worlds {
  display: flex;
  gap: 5px;
  padding-bottom: 15px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.category-dialog-worlds button {
  flex-shrink: 0;
  padding: 8px 13px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: #53657c;
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.category-dialog-worlds button:hover {
  background: #ffffffb0;
}

.category-dialog-worlds button[aria-pressed='true'] {
  border-color: color-mix(in srgb, var(--world-a) 22%, white);
  color: var(--world-ink);
  background: #fff;
  box-shadow: 0 3px 8px #243e6110;
}

.category-dialog-content {
  min-height: 150px;
  padding: 22px 32px 28px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

.category-result-count {
  margin: 0 0 22px;
  color: #64738f;
  font-size: 12px;
}

.category-type-group + .category-type-group {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid #e8edf3;
}

.category-type-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 17px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.category-type-title::before {
  content: '';
  width: 7px;
  height: 18px;
  border-radius: 99px;
  background: linear-gradient(var(--world-a), var(--world-b));
}

.category-topic-group + .category-topic-group {
  margin-top: 20px;
}

.category-topic-title {
  margin: 0 0 10px;
  color: var(--world-ink);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.065em;
  text-transform: uppercase;
}

.category-page-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.category-page-grid > :only-child {
  grid-column: 1 / -1;
}

.category-page-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border: 1px solid #e0e7ef;
  border-radius: 16px;
  color: var(--color-text);
  background: #fff;
  text-decoration: none;
  transition:
    border-color 0.18s,
    box-shadow 0.18s,
    transform 0.18s;
}

.category-page-card:hover {
  border-color: var(--world-a);
  box-shadow: 0 8px 22px color-mix(in srgb, var(--world-a) 12%, transparent);
  transform: translateY(-2px);
}

.category-page-thumbnail {
  position: relative;
  flex: 0 0 68px;
  height: 60px;
  overflow: hidden;
  border-radius: 10px;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--world-a) 14%, white),
    color-mix(in srgb, var(--world-b) 25%, white)
  );
}

.category-page-thumbnail img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.category-page-fallback {
  display: grid;
  place-items: center;
  height: 100%;
  color: var(--world-ink);
  font-size: 30px;
}

.category-page-copy {
  min-width: 0;
  flex: 1;
}

.category-page-title {
  display: block;
  font-size: 14px;
  font-weight: 900;
  line-height: 1.4;
}

.category-page-description {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  margin-top: 7px;
  color: #64738f;
  font-size: 12px;
  line-height: 1.6;
}

.category-dialog-footer {
  flex-shrink: 0;
  padding: 13px 24px;
  border-top: 1px solid #e8edf3;
  color: #738299;
  text-align: center;
  font-size: 11px;
}

.category-dialog-footer span {
  margin-right: 5px;
  color: var(--world-ink);
}

.category-dialog-message {
  margin: 16px 0;
  color: #64738f;
  font-size: 14px;
  line-height: 1.7;
}

.category-dialog-retry {
  padding: 9px 16px;
  border: 1px solid var(--world-a);
  border-radius: 10px;
  color: var(--world-ink);
  background: #fff;
  font: inherit;
  cursor: pointer;
}

.category-dialog :is(button, a):focus-visible {
  outline: 3px solid var(--world-a);
  outline-offset: 3px;
}

@keyframes category-arrive {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 768px) {
  .category-dialog {
    width: 100%;
    max-width: 100%;
    max-height: 90dvh;
    margin: auto 0 0;
    border: 0;
    border-radius: 26px 26px 0 0;
    box-shadow: 0 -16px 70px #071c3e40;
  }

  .category-dialog[open] {
    animation: category-sheet-arrive 0.24s ease-out;
  }

  .category-dialog-heading {
    --category-icon-size: 96px;
    --category-icon-right: 26px;
    --category-copy-gap: 12px;
    --category-heading-inset: 20px;
    padding-top: 30px;
  }

  .category-dialog-heading::before {
    content: '';
    position: absolute;
    top: 9px;
    left: calc(50% - 19px);
    width: 38px;
    height: 4px;
    border-radius: 99px;
    background: #8091a34d;
  }

  .category-dialog h2 {
    font-size: 28px;
  }

  #categoryDialogDescription {
    margin: 9px 0 18px;
    font-size: 12px;
  }

  .category-dialog-orbit {
    top: 39px;
    opacity: 0.8;
  }

  .category-dialog-close {
    top: 4px;
    right: 4px;
    width: 44px;
    height: 44px;
  }

  .category-dialog-worlds {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2px;
    margin: 0 -20px;
    padding: 0 12px 13px;
    overflow: visible;
  }

  .category-dialog-worlds button {
    min-width: 0;
    min-height: 44px;
    padding: 8px 4px;
    font-size: clamp(10px, 2.8vw, 12px);
    white-space: nowrap;
  }

  .category-dialog-content {
    min-height: 180px;
    padding: 18px 20px 22px;
  }

  .category-result-count {
    margin-bottom: 18px;
  }

  .category-page-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .category-page-card {
    min-height: 92px;
    padding: 14px;
  }

  .category-page-thumbnail {
    flex-basis: 74px;
    height: 64px;
  }

  .category-page-title {
    font-size: 14px;
  }

  .category-page-description {
    -webkit-line-clamp: 2;
    font-size: 12px;
  }

  .category-dialog-footer {
    padding: 12px 16px max(14px, env(safe-area-inset-bottom));
    font-size: 10px;
  }
}

@keyframes category-sheet-arrive {
  from {
    transform: translateY(100%);
  }

  to {
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .category-dialog[open] {
    animation: none;
  }

  .category-page-card {
    transition: none;
  }
}