/* Equal side rails keep the journal and photo grid on the page centreline. */
.trail-journal {
  --trail-entry-height: 4.125rem;
  --trail-label-height: 1.6rem;
  width: min(1600px, calc(100% - 4rem));
  grid-template-columns: minmax(0, 1fr) minmax(0, 780px) minmax(0, 1fr);
  grid-template-rows: var(--trail-label-height) repeat(7, var(--trail-entry-height)) minmax(0, auto);
  gap: clamp(0.75rem, 1.25vw, 1.25rem);
  row-gap: 0;
}

.trail-journal > .trail-sidebar {
  grid-column: 1;
  grid-row: 1 / -1;
  display: grid;
  grid-template-rows: subgrid;
  width: 100%;
  max-width: 240px;
  align-self: stretch;
  justify-self: end;
  padding: 0 0.5rem 0 0;
  border-right: 1px solid var(--line);
}

.trail-journal > .trail-sidebar-right {
  grid-column: 3;
  justify-self: start;
  padding: 0 0 0 0.5rem;
  border-right: 0;
  border-left: 1px solid var(--line);
}

.trail-sidebar-right .trail-sidebar-label {
  text-align: right;
}

.trail-journal .trail-sidebar-right .trail-index a {
  grid-template-columns: minmax(0, 1fr);
  text-align: right;
}

.trail-journal .trail-sidebar-right .trail-index a:hover,
.trail-journal .trail-sidebar-right .trail-index a[aria-current="page"] {
  padding-left: 0;
  padding-right: 0.25rem;
}

.trail-journal > .trail-journal-content {
  grid-column: 2;
  grid-row: 1 / -1;
}

.trail-journal .trail-sidebar-label,
.trail-journal .trail-index {
  margin-left: 0;
}

.trail-journal .trail-sidebar-label {
  min-height: 0;
  line-height: 1.2;
  margin-bottom: 0;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.trail-journal .trail-index {
  grid-row: 2 / span 7;
  grid-template-rows: subgrid;
  align-content: start;
}

.trail-journal .trail-index a:last-child {
  border-bottom: 0;
}

.trail-journal .trail-index a {
  position: relative;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding-block: 0.5rem 0.25rem;
  min-height: 0;
  height: 100%;
  align-items: center;
  border: 0;
}

.trail-journal .trail-index a > span {
  position: relative;
  padding-left: 1.2rem;
}

.trail-journal .trail-index a > span::before {
  content: "";
  position: absolute;
  top: 0.45rem;
  left: 0.05rem;
  width: 0.28rem;
  height: 0.28rem;
  border: 1px solid var(--plum);
  opacity: 0.55;
  transform: rotate(45deg);
  transition: background-color 150ms ease, opacity 150ms ease;
  pointer-events: none;
}

.trail-journal .trail-sidebar-right .trail-index a > span {
  padding-right: 1.2rem;
  padding-left: 0;
}

.trail-journal .trail-sidebar-right .trail-index a > span::before {
  right: 0.05rem;
  left: auto;
}

.trail-journal .trail-index a:hover > span::before,
.trail-journal .trail-index a[aria-current="page"] > span::before {
  background-color: var(--plum);
  opacity: 1;
}

.trail-journal .trail-index a::before,
.trail-journal .trail-index a:last-child::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  border-top: 1px solid var(--line);
  pointer-events: none;
}

.trail-journal .trail-index a:last-child::after {
  top: 100%;
}

.trail-journal .trail-index a[href*="luk-chau-stone-bushland"] strong {
  white-space: nowrap;
}

.trail-journal .life-intro,
.trail-journal .life-lede {
  max-width: 720px;
  margin-inline: auto;
}

.trail-journal .life-lede {
  text-align: center;
  text-wrap: balance;
  font-size: clamp(1.05rem, 1.5vw, 1.18rem);
}

.trail-journal [data-hike-page] .route-gallery {
  width: 100%;
  max-width: 100%;
}

.trail-journal [data-hike-page="lion-rock"] .route-gallery {
  height: auto;
  aspect-ratio: 16 / 9;
  background: var(--paper);
}

[data-hike-page="lion-rock"] .route-gallery-track {
  position: absolute;
  inset: 0;
  height: 100%;
}

[data-hike-page="lion-rock"] .route-slide {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  height: 100%;
  aspect-ratio: auto;
  background: var(--paper);
}

[data-hike-page="lion-rock"] .route-slide img {
  position: relative;
  z-index: 1;
  object-fit: contain;
}

[data-hike-page="lion-rock"] .route-slide img.route-slide-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  object-fit: cover;
  filter: blur(24px) saturate(0.75);
  opacity: 0.6;
  transform: scale(1.12);
  pointer-events: none;
}

.route-gallery-empty {
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--paper);
  box-shadow: none;
}

.trail-placeholder-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--plum);
  opacity: 0.15;
  stroke: currentColor;
  stroke-width: 1;
}

.route-gallery-empty {
  display: grid;
  min-height: 420px;
  height: auto;
  aspect-ratio: 4 / 3;
  place-items: center;
}

.route-empty-copy {
  position: relative;
  padding: 2rem;
  text-align: center;
}

.route-empty-copy p {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
}

.route-empty-copy span {
  display: block;
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (min-width: 761px) and (max-width: 1279px) {
  .trail-journal {
    grid-template-columns: minmax(0, 1fr) minmax(0, 3.6fr) minmax(0, 1fr);
    column-gap: 1rem;
  }

  .trail-journal > .trail-sidebar {
    padding-right: 0.5rem;
  }

  .trail-journal > .trail-sidebar-right {
    padding-right: 0;
    padding-left: 0.5rem;
  }
}

@media (max-width: 1000px) {
  .trail-journal {
    --trail-entry-height: 6rem;
    grid-template-columns: minmax(0, 1fr) minmax(0, 3.6fr) minmax(0, 1fr);
  }

  .trail-journal .trail-index a {
    grid-template-columns: 1fr;
    gap: 0.2rem;
    min-height: 0;
    align-content: center;
  }

  .trail-journal .trail-index a[href*="luk-chau-stone-bushland"] strong {
    white-space: normal;
  }

}

@media (max-width: 760px) {
  .trail-journal {
    width: calc(100% - 2rem);
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: auto var(--trail-label-height) repeat(7, var(--trail-entry-height));
    gap: 0 1rem;
  }

  .trail-journal > .trail-sidebar,
  .trail-journal > .trail-sidebar-right {
    grid-row: 2 / -1;
    max-width: none;
    padding: 0;
    border: 0;
  }

  .trail-journal > .trail-sidebar-right {
    grid-column: 2;
  }

  .trail-journal > .trail-journal-content {
    grid-column: 1 / -1;
    grid-row: 1;
    margin-bottom: 1.5rem;
  }

  .trail-journal .trail-index {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow: visible;
  }

  .trail-journal .trail-index a {
    padding: 0.65rem 0;
    border-bottom: 0;
  }

  .trail-journal .life-lede {
    text-align: left;
  }

  .route-gallery-empty {
    min-height: 280px;
  }
}