.waterbug-catalogue {
  --waterbug-group: var(--eco-sky, #9ACCD6);
  container-type: inline-size;
  margin: 0;
  padding: 0;
  color: var(--ink, #102c33);
}

.waterbug-catalogue button,
.waterbug-catalogue input {
  font: inherit;
}

.waterbug-catalogue button:focus-visible,
.waterbug-catalogue input:focus-visible,
.waterbug-catalogue summary:focus-visible {
  outline: 3px solid var(--eco-yellow, #F8E04E);
  outline-offset: 2px;
}

.waterbug-catalogue__loading,
.waterbug-catalogue__error {
  min-height: 130px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: .6rem;
  padding: 1rem;
  border-radius: 12px;
  text-align: center;
  background: var(--sky-pale, #EAF3F5);
}

.waterbug-catalogue__loading span {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(35, 102, 116, .2);
  border-top-color: var(--teal, #5A8FA0);
  border-radius: 50%;
  animation: waterbug-spin .8s linear infinite;
}

.waterbug-catalogue__loading p,
.waterbug-catalogue__error p {
  margin: 0;
  color: var(--muted, #506a70);
  font-size: .7rem;
}

.waterbug-catalogue__error button,
.waterbug-catalogue__exit,
.waterbug-taxon__back,
.waterbug-view__back {
  min-height: 44px;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 999px;
  color: var(--ink, #102c33);
  background: white;
  cursor: pointer;
  font-size: .65rem;
  font-weight: 750;
}

.waterbug-catalogue__error button { padding: .6rem .85rem; }

.waterbug-catalogue__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .8rem;
  align-items: start;
}

.waterbug-catalogue__eyebrow {
  margin: 0 0 .3rem !important;
  color: var(--green-deep, #4A6E4A);
  font-size: .57rem !important;
  font-weight: 850;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.waterbug-catalogue__header h5 {
  margin: 0;
  color: var(--teal-deep, #4A6E4A);
  font-family: var(--font-display, sans-serif);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -.015em;
}

.waterbug-catalogue__header p:not(.waterbug-catalogue__eyebrow) {
  max-width: 55ch;
  margin: .4rem 0 0;
  color: var(--muted, #506a70);
  font-size: .68rem;
  line-height: 1.5;
}

.waterbug-catalogue__exit {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: .3rem;
  padding: .55rem .7rem;
  white-space: nowrap;
}

.waterbug-catalogue__exit:hover,
.waterbug-taxon__back:hover,
.waterbug-view__back:hover {
  border-color: var(--eco-green, #7ca47c);
  background: var(--green-pale, #D4E4D4);
}

.waterbug-trail {
  margin: .9rem 0 .75rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.waterbug-trail ol {
  width: max-content;
  min-width: 100%;
  display: flex;
  align-items: center;
  gap: .3rem;
  margin: 0;
  padding: 0 0 .25rem;
  list-style: none;
}

.waterbug-trail li {
  display: flex;
  align-items: center;
  gap: .3rem;
  color: var(--muted, #506a70);
  font-size: .62rem;
}

.waterbug-trail li:not(:last-child)::after {
  content: "›";
  color: var(--eco-green, #7ca47c);
  font-weight: 900;
}

.waterbug-trail button {
  min-height: 44px;
  padding: .3rem .55rem;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 999px;
  color: var(--teal-deep, #4A6E4A);
  background: white;
  cursor: pointer;
  font-weight: 750;
}

.waterbug-trail [aria-current="page"] span {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  max-width: 170px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 800;
}

.waterbug-search {
  margin: 1rem 0;
  padding: .75rem;
  border-radius: 10px;
  background: var(--surface-alt, #f3f9fa);
}

.waterbug-search label {
  display: block;
  margin-bottom: .35rem;
  color: var(--teal-deep, #4A6E4A);
  font-size: .64rem;
  font-weight: 800;
}

.waterbug-search > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .35rem;
}

.waterbug-search input {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: .65rem .7rem;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 8px;
  color: var(--ink, #102c33);
  background: white;
  font-size: .7rem;
}

.waterbug-search button {
  min-height: 44px;
  padding: .6rem .7rem;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 8px;
  color: var(--teal-deep, #4A6E4A);
  background: white;
  cursor: pointer;
  font-size: .64rem;
  font-weight: 750;
}

.waterbug-search button[hidden] { display: none; }

.waterbug-search > p {
  min-height: 1em;
  margin: .35rem 0 0;
  color: var(--muted, #506a70);
  font-size: .58rem;
}

.waterbug-view__heading {
  display: flex;
  justify-content: space-between;
  gap: .8rem;
  align-items: end;
  margin-bottom: .7rem;
}

.waterbug-catalogue__body {
  margin-bottom: .9rem;
}

.waterbug-view__heading > div > p,
.waterbug-taxon__hero p {
  margin: 0 0 .15rem;
  color: var(--green-deep, #4A6E4A);
  font-size: .56rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.waterbug-view__heading h6,
.waterbug-taxon__hero h6 {
  margin: 0;
  color: var(--teal-deep, #4A6E4A);
  font-family: var(--font-display, sans-serif);
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.15;
}

.waterbug-view__heading > span {
  flex: 0 0 auto;
  color: var(--muted, #506a70);
  font-size: .6rem;
}

.waterbug-view__heading--with-icon {
  justify-content: start;
  align-items: center;
  padding: .7rem;
  border-radius: 10px;
  background: var(--sky-pale, #EAF3F5);
}

.waterbug-view__heading--with-icon > img {
  width: 58px;
  height: 58px;
  flex: 0 0 58px;
}

.waterbug-view__heading--with-icon > div > span {
  display: block;
  margin-top: .25rem;
  color: var(--muted, #506a70);
  font-size: .63rem;
  line-height: 1.4;
}

.waterbug-group-grid,
.waterbug-taxa-grid {
  display: grid;
  gap: .55rem;
}

.waterbug-group-card,
.waterbug-taxon-card {
  width: 100%;
  position: relative;
  display: grid;
  align-items: center;
  text-align: left;
  color: var(--ink, #102c33);
  background: white;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 11px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(16, 44, 51, .06);
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.waterbug-group-card:hover,
.waterbug-taxon-card:hover {
  transform: translateY(-1px);
  border-color: var(--eco-green, #7ca47c);
  box-shadow: 0 8px 20px rgba(16, 44, 51, .11);
}

.waterbug-group-card {
  grid-template-columns: 64px minmax(0, 1fr) auto;
  gap: .7rem;
  min-height: 78px;
  padding: .65rem .7rem;
}

.waterbug-group-card__image {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: var(--sky-pale, #EAF3F5);
}

.waterbug-group-card__image img {
  width: 52px;
  height: 52px;
}

.waterbug-group-card__copy,
.waterbug-taxon-card__copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.waterbug-group-card__copy strong,
.waterbug-taxon-card__copy strong {
  color: var(--teal-deep, #4A6E4A);
  font-family: var(--font-display, sans-serif);
  font-size: .79rem;
  font-weight: 650;
  line-height: 1.2;
}

.waterbug-group-card__copy small {
  margin-top: .2rem;
  color: var(--muted, #506a70);
  font-size: .6rem;
  line-height: 1.35;
}

.waterbug-group-card__copy > span {
  margin-top: .3rem;
  color: var(--green-deep, #4A6E4A);
  font-size: .56rem;
  font-weight: 800;
}

.waterbug-group-card__arrow,
.waterbug-taxon-card__arrow {
  color: var(--teal, #5A8FA0);
  font-size: 1rem;
}

.waterbug-taxon-card {
  --waterbug-group: var(--eco-sky, #9ACCD6);
  grid-template-columns: 8px 46px minmax(0, 1fr) auto;
  gap: .55rem;
  min-height: 78px;
  padding: .6rem .65rem .6rem .55rem;
}

.waterbug-taxon-card__marker {
  width: 7px;
  height: 48px;
  grid-row: 1 / 3;
  border-radius: 999px;
  background: var(--waterbug-group);
}

.waterbug-taxon-thumbnail {
  width: 46px;
  height: 46px;
  grid-row: 1 / 3;
  display: grid;
  place-items: center;
  align-self: center;
  border-radius: 10px;
  color: var(--teal-deep, #4A6E4A);
  background: color-mix(in srgb, var(--waterbug-group) 25%, white);
}

.waterbug-taxon-thumbnail svg {
  width: 40px;
  height: 40px;
  display: block;
}

.waterbug-taxon-card__copy > small {
  margin-top: .18rem;
  color: var(--muted, #506a70);
  font-size: .56rem;
}

.waterbug-taxon-card .waterbug-sensitivity {
  grid-column: 3;
  grid-row: 2;
  justify-self: start;
  max-width: none;
}

.waterbug-taxon-card__arrow {
  grid-column: 4;
  grid-row: 1 / 3;
}

.waterbug-taxon-card__group {
  margin: 0 0 .12rem !important;
  color: var(--green-deep, #4A6E4A) !important;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

[data-waterbug-group="insect-nymphs-larvae"] { --waterbug-group: var(--eco-sky, #9ACCD6); }
[data-waterbug-group="beetles-true-bugs"] { --waterbug-group: var(--eco-yellow, #F8E04E); }
[data-waterbug-group="crustaceans"] { --waterbug-group: var(--eco-green, #7ca47c); }
[data-waterbug-group="molluscs"] { --waterbug-group: #dd9476; }
[data-waterbug-group="worm-like-other"] { --waterbug-group: #9e94c5; }

.waterbug-sensitivity {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .25rem .4rem;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 999px;
  color: var(--muted, #506a70);
  background: white;
  font-size: .62rem;
  font-weight: 750;
  line-height: 1.2;
}

.waterbug-sensitivity-context {
  margin: 0 0 .65rem;
  padding: .5rem .6rem;
  border-left: 3px solid var(--eco-sky, #9ACCD6);
  color: var(--muted, #506a70);
  background: var(--sky-pale, #EAF3F5);
  font-size: .58rem;
  line-height: 1.45;
}

.waterbug-sensitivity-context strong {
  color: var(--teal-deep, #4A6E4A);
}

.waterbug-taxon__hero .waterbug-sensitivity-context {
  margin: .45rem 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.waterbug-sensitivity::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: 0 0 6px;
  border-radius: 50%;
  background: #89999d;
}

.waterbug-sensitivity[data-sensitivity="very-sensitive"]::before { background: #287186; }
.waterbug-sensitivity[data-sensitivity="sensitive"]::before { background: #57866a; }
.waterbug-sensitivity[data-sensitivity="tolerant"]::before { background: #a98717; }
.waterbug-sensitivity[data-sensitivity="very-tolerant"]::before { background: #a76352; }

.waterbug-empty {
  padding: 1rem;
  border: 1px dashed var(--line, rgba(16, 44, 51, .16));
  border-radius: 10px;
  color: var(--muted, #506a70);
  background: var(--surface-alt, #f3f9fa);
}

.waterbug-empty p { margin: 0; font-size: .68rem; line-height: 1.5; }

.waterbug-taxon__back,
.waterbug-view__back {
  margin-bottom: .75rem;
  padding: .5rem .7rem;
}

.waterbug-taxon__hero {
  --waterbug-group: var(--eco-sky, #9ACCD6);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .8rem;
  align-items: center;
  padding: .75rem;
  border-left: 6px solid var(--waterbug-group);
  border-radius: 10px;
  background: color-mix(in srgb, var(--waterbug-group) 15%, white);
}

.waterbug-taxon-illustration {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: .65rem;
  align-items: center;
  margin: 0;
  padding-bottom: .65rem;
  border-bottom: 1px solid color-mix(in srgb, var(--waterbug-group) 52%, white);
  color: var(--teal-deep, #4A6E4A);
}

.waterbug-taxon-illustration svg {
  width: 72px;
  height: 72px;
  display: block;
  padding: .35rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--waterbug-group) 26%, white);
}

.waterbug-taxon__hero .waterbug-sensitivity { margin-top: .45rem; }

.waterbug-photo-crop {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: var(--crop-ratio);
  overflow: hidden;
  border-radius: 8px;
  background: #e8e2d3;
}

.waterbug-photo-crop > img {
  position: absolute;
  width: var(--crop-width);
  /* The photograph must extend beyond its crop, despite the site's image cap. */
  max-width: none !important;
  height: auto;
  left: var(--crop-left);
  top: var(--crop-top);
}

.waterbug-taxon-thumbnail--photo { background: none; }
.waterbug-taxon-thumbnail--photo .waterbug-photo-crop {
  /* Fit either orientation inside the square thumbnail without distorting
     the crop rectangle (its offsets depend on this aspect ratio). */
  width: min(100%, calc(100% * var(--crop-ratio)));
  height: auto;
}

.waterbug-taxon-photo {
  width: min(100%, 320px, var(--photo-limit));
  margin: 0;
}

.waterbug-photo-caption {
  margin-top: .5rem;
  font-size: .72rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.waterbug-photo-caption small { display: block; margin-top: .3rem; color: var(--muted); }

.waterbug-facts {
  display: grid;
  gap: .5rem;
  margin: .75rem 0;
}

.waterbug-facts > div {
  padding: .65rem .7rem;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 8px;
  background: white;
}

.waterbug-facts dt {
  color: var(--green-deep, #4A6E4A);
  font-size: .57rem;
  font-weight: 850;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.waterbug-facts dd {
  margin: .25rem 0 0;
  color: var(--ink, #102c33);
  font-size: .67rem;
  line-height: 1.45;
}

.waterbug-platypus-link {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: .55rem;
  padding: .75rem;
  border-radius: 9px;
  background: var(--yellow-pale, #FDF6C0);
}

.waterbug-platypus-link > span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--ink, #102c33);
  background: var(--eco-yellow, #F8E04E);
  font-weight: 900;
}

.waterbug-platypus-link h6 {
  margin: 0;
  color: var(--teal-deep, #4A6E4A);
  font-size: .7rem;
}

.waterbug-platypus-link p {
  margin: .25rem 0 0;
  color: var(--ink, #102c33);
  font-size: .65rem;
  line-height: 1.45;
}

.waterbug-evidence,
.waterbug-catalogue__guardrail,
.waterbug-catalogue__review-note {
  margin-top: .65rem;
  padding: .65rem .7rem;
  border: 1px solid var(--line, rgba(16, 44, 51, .16));
  border-radius: 8px;
  color: var(--muted, #506a70);
  background: white;
  font-size: .61rem;
  line-height: 1.45;
}

.waterbug-evidence summary,
.waterbug-catalogue__guardrail summary,
.waterbug-catalogue__review-note summary {
  min-height: 44px;
  display: flex;
  align-items: center;
  color: var(--teal-deep, #4A6E4A);
  cursor: pointer;
  font-weight: 800;
}

.waterbug-evidence p,
.waterbug-catalogue__guardrail p,
.waterbug-catalogue__review-note p { margin: .45rem 0; }

.waterbug-evidence ul {
  display: grid;
  gap: .4rem;
  margin: .55rem 0 0;
  padding: 0;
  list-style: none;
}

.waterbug-evidence li {
  padding-top: .4rem;
  border-top: 1px solid var(--line, rgba(16, 44, 51, .16));
}

.waterbug-evidence li strong,
.waterbug-evidence li span { display: block; }
.waterbug-evidence li span { margin-top: .1rem; }

@keyframes waterbug-spin { to { transform: rotate(360deg); } }

/* The catalogue root is a size container, so the wide two-column grids key
   off its width directly; nothing ever set the old data-layout attribute. */
@container (min-width: 720px) {
  .waterbug-group-grid,
  .waterbug-taxa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@container (min-width: 520px) {
  .waterbug-catalogue__header {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .waterbug-catalogue__exit {
    justify-self: end;
  }

  .waterbug-group-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .waterbug-taxon-card {
    grid-template-columns: 9px 52px minmax(0, 1fr) auto auto;
  }

  .waterbug-taxon-card__marker,
  .waterbug-taxon-thumbnail {
    grid-row: 1;
  }

  .waterbug-taxon-thumbnail {
    width: 52px;
    height: 52px;
  }

  .waterbug-taxon-card .waterbug-sensitivity {
    grid-column: 4;
    grid-row: 1;
  }

  .waterbug-taxon-card__arrow {
    grid-column: 5;
    grid-row: 1;
  }

  .waterbug-taxon__hero {
    grid-template-columns: 108px minmax(0, 1fr);
  }

  .waterbug-taxon__hero--photo {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    align-items: start;
  }

  .waterbug-taxon-illustration {
    display: block;
    padding: 0;
    border: 0;
  }

  .waterbug-taxon-illustration svg {
    width: 96px;
    height: 96px;
  }

}

@container (max-width: 519px) {
  .waterbug-group-grid { gap: .4rem; }
  .waterbug-group-card {
    grid-template-columns: 46px minmax(0, 1fr) auto;
    min-height: 64px;
    padding: .4rem .55rem;
  }
  .waterbug-group-card__image { width: 44px; height: 44px; }
  .waterbug-group-card__image img { width: 40px; height: 40px; }
  .waterbug-group-card__copy small { display: none; }
}

@media (max-width: 500px) {
  .waterbug-group-grid { gap: .4rem; }
}

@media (prefers-reduced-motion: reduce) {
  .waterbug-catalogue__loading span { animation-duration: 1.8s; }
  .waterbug-group-card,
  .waterbug-taxon-card { transition: none; }
}