:root{
  --ship-indent: 2.5rem;
  --branch-x: 1.25rem;
  --inner-indent: 1rem;
  --gc-yellow: #ffbf47;

  /* NEW: space between triangle icon and label text */
  --node-icon-gap: .55rem;
}

/* Search */
.browse-search { max-width: 520px; }
.browse-search__status { margin-bottom: 0; }

.browse-search__input.form-control{
  border: 1px solid #d8d8d8;
  border-radius: 6px;
  background: linear-gradient(#fff, #f3f3f3);
  box-shadow:
    0 1px 2px rgba(0,0,0,0.08),
    inset 0 1px 0 rgba(255,255,255,0.95),
    inset 0 -1px 0 rgba(0,0,0,0.03);
}

.browse-search__input.form-control:focus,
.browse-search__input.form-control:focus-visible{
  outline: 3px solid #000 !important;
  outline-offset: 2px !important;
  box-shadow:
    0 0 0 4px var(--gc-yellow),
    0 1px 2px rgba(0,0,0,0.12),
    inset 0 1px 0 rgba(255,255,255,0.95),
    inset 0 -1px 0 rgba(0,0,0,0.03) !important;
}

/* Main frame */
.browse-page-frame{
  border: 1px solid #cfcfcf;
  border-radius: 8px;
  background: #fff;
  margin-top: 0.5rem;
  padding: 1.25rem;
  box-shadow:
    0 2px 10px rgba(0,0,0,0.08),
    inset 0 1px 0 rgba(255,255,255,0.85);
  overflow-x: hidden;
  overflow-y: visible;
}

/* Details containers */
details.browse-tree__liner,
details.browse-tree__ship{
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  border: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
  padding: 0;
  margin: 0 0 .85rem 0;
}

.browse-tree__panel { margin-top: .7rem; }

/* Hide default markers */
summary.browse-tree__summary::-webkit-details-marker{ display:none; }
summary.browse-tree__summary::marker{ content:""; }

/* Summary row */
summary.browse-tree__summary{
  position: relative;
  display: block;
  cursor: pointer;

  /* NEW: more room for icon + extra gap */
  padding: .45rem .75rem .45rem calc(1.85rem + var(--node-icon-gap));

  font-weight: 600;
  border-radius: 6px;
  background: linear-gradient(#fff, #f3f3f3);
  border: 1px solid #d8d8d8;
  box-shadow:
    0 1px 2px rgba(0,0,0,0.08),
    inset 0 1px 0 rgba(255,255,255,0.95),
    inset 0 -1px 0 rgba(0,0,0,0.03);
  width: 100%;
  box-sizing: border-box;
  outline-offset: 2px;
}

/* Triangle icon */
details > summary.browse-tree__summary::before{
  content:"▶";
  position:absolute;
  left:.55rem;
  top:50%;
  transform: translateY(-50%);
  font-size:.95em;
  line-height:1;
  opacity:.9;
}
details[open] > summary.browse-tree__summary::before{ content:"▼"; }

/* Focus ring (NOTE: only one !important at end of value) */
summary.browse-tree__summary:focus,
summary.browse-tree__summary:focus-visible,
summary.browse-tree__summary:focus:not(:focus-visible){
  outline: 3px solid #000 !important;
  outline-offset: 2px !important;
  box-shadow:
    0 0 0 4px var(--gc-yellow),
    0 1px 2px rgba(0,0,0,0.08),
    inset 0 1px 0 rgba(255,255,255,0.95),
    inset 0 -1px 0 rgba(0,0,0,0.03) !important;
}

/* Ship indentation + branch line */
details.browse-tree__ship{ position: relative; }

details.browse-tree__ship::before{
  content:"";
  position:absolute;
  left: var(--branch-x);
  top: .2rem;
  bottom: .2rem;
  width: 0;
  border-left: 2px solid #e6e6e6;
}

details.browse-tree__ship > summary.browse-tree__summary{
  margin-left: var(--ship-indent);
  width: calc(100% - var(--ship-indent)) !important;
}

/* Ship expanded panel */
details.browse-tree__ship > :not(summary){
  margin-left: var(--ship-indent);
  width: calc(100% - var(--ship-indent));
  box-sizing: border-box;
  padding-left: var(--inner-indent);
  border-left: 2px solid #f0f0f0;
}

/* Ship details */
.ship-details{ margin-top: .25rem; }

.ship-details__title{
  font-size: 1.4em;
  font-weight: 700;
  margin: 1rem 0 .5rem;
  padding-bottom: .25rem;
  border-bottom: 1px solid #d9e3ef;
}

.ship-details__dl{ margin: 0; }
.ship-details__row{ display: flex; flex-wrap: wrap; gap: .35rem 1rem; margin: .2rem 0; }
.ship-details__row dt{ font-weight: 700; min-width: 140px; }
.ship-details__row dd{ margin: 0; }

.ship-details__info-box{
  border: 2px solid #bdbdbd;
  padding: .75rem 1rem;
  background: #fff;
  margin-bottom: 1.25rem;
  max-width: 780px;
}

/* Focus rings when JS tabs into regions */
.ship-details__info-box[tabindex]:focus,
.ship-details__history[tabindex]:focus,
.ship-details__title[tabindex]:focus{
  outline: 3px solid #000 !important;
  outline-offset: 2px !important;
  box-shadow: 0 0 0 4px var(--gc-yellow) !important;
}