.browse-head {
  margin-bottom: var(--space-4);
}

.browse-head h1 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-1);
}

.browse-head .muted {
  font-size: 13px;
  line-height: 1.45;
  color: var(--color-text-secondary);
  margin: 0;
}

/* --- Krona taxonomy panel --- */
.krona-panel {
  margin-bottom: var(--space-4);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--color-background-primary);
}

.krona-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 9px 14px;
  border-bottom: 0.5px solid var(--color-border-tertiary);
  background: var(--color-background-secondary);
}

.krona-title {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
}

.krona-title > i {
  color: #d85a30;
  font-size: 16px;
  position: relative;
  top: 3px;
  flex-shrink: 0;
}

.krona-title-text {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
}

.krona-hint {
  font-size: 11.5px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.krona-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.krona-selection {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 4px 3px 9px;
  background: rgba(216, 90, 48, 0.1);
  border: 0.5px solid rgba(216, 90, 48, 0.3);
  border-radius: 999px;
  font-size: 11.5px;
  line-height: 1.5;
  max-width: 340px;
}

.krona-sel-tag {
  color: #b04723;
  font-weight: 600;
  white-space: nowrap;
  text-transform: capitalize;
}

.krona-sel-value {
  color: var(--color-text-primary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.krona-clear {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 0;
  background: transparent;
  color: #b04723;
  cursor: pointer;
  border-radius: 50%;
  padding: 0;
  flex-shrink: 0;
  transition: background 120ms ease;
}

.krona-clear:hover {
  background: rgba(216, 90, 48, 0.2);
}

.krona-clear i {
  font-size: 13px;
}

.krona-collapse-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 0.5px solid var(--color-border-secondary);
  background: var(--color-background-primary);
  color: var(--color-text-secondary);
  font-size: 11.5px;
  padding: 3px 9px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  line-height: 1.5;
  font-family: var(--font-body);
  transition: color 150ms ease, border-color 150ms ease;
}

.krona-collapse-btn:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-secondary);
}

.krona-collapse-btn i {
  font-size: 13px;
  transition: transform 200ms ease;
}

.krona-panel[data-collapsed="true"] .krona-collapse-btn i {
  transform: rotate(180deg);
}

.krona-panel[data-collapsed="true"] .krona-collapse-btn .collapse-label::after {
  content: " — show";
}

/* The chart sizes itself to this box and stays circular, so at the app's max
   width the wheel is limited by the horizontal gutters long before the vertical
   ones — past ~900px any extra height is just dead space under the chart.
   Padding is kept minimal because the iframe manages its own insets. */
.krona-frame-wrap {
  position: relative;
  height: min(82vh, 900px);
  min-height: 640px;
  transition: height 250ms ease, padding 250ms ease;
  overflow: hidden;
  background: #ffffff;
  padding: 12px 16px;
  box-sizing: border-box;
}

.krona-panel[data-collapsed="true"] .krona-frame-wrap {
  height: 0;
  min-height: 0;
  padding: 0;
}

#krona-iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.krona-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  background: var(--color-background-secondary);
  color: var(--color-text-secondary);
  font-size: 12px;
  pointer-events: none;
  transition: opacity 300ms ease;
}

.krona-loading[hidden] {
  display: none;
}

.krona-loading i {
  font-size: 17px;
  color: #d85a30;
}

.browse-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: 0.5px solid var(--color-border-tertiary);
}

.search-wrap {
  flex: 1;
  min-width: 180px;
  position: relative;
}

.search-wrap i {
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-secondary);
  font-size: 14px;
  pointer-events: none;
}

.search-wrap input {
  padding-left: 30px;
  width: 100%;
}

.browse-filter {
  min-width: 150px;
}

.browse-toolbar .spacer {
  flex: 1;
}

.browse-count {
  font-size: 12px;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.browse-toolbar .btn-g {
  white-space: nowrap;
}

.select-all {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--color-text-primary);
  cursor: pointer;
  user-select: none;
}

.select-all input[type="checkbox"] {
  width: 14px;
  height: 14px;
  accent-color: #d85a30;
  cursor: pointer;
}

#bs-download-selected:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.browse-download-note {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-secondary);
}

.ready-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2px;
  line-height: 1.4;
  color: #8a847e;
  background: rgba(0, 0, 0, 0.04);
  vertical-align: 1px;
}

.table-wrap {
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  overflow: auto;
  max-height: calc(100vh - 280px);
}

.table-wrap .tbl {
  min-width: 760px;
}

.table-wrap .tbl thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--color-background-primary);
  border-bottom: 0.5px solid var(--color-border-tertiary);
  padding: 8px 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  vertical-align: middle;
}

.table-wrap .tbl thead th .row-checkbox {
  margin-right: 6px;
  width: 13px;
  height: 13px;
  accent-color: #d85a30;
  vertical-align: -2px;
}

.table-wrap .tbl th.th-sort {
  cursor: pointer;
  user-select: none;
}

.table-wrap .tbl th.th-sort:hover {
  color: var(--color-text-primary);
}

.sort-arrow {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-left: 3px;
  vertical-align: -2px;
  color: var(--color-text-secondary);
  opacity: 0.45;
}

.th-sort[data-dir="asc"] .sort-arrow::after,
.th-sort[data-dir="desc"] .sort-arrow::after {
  color: #d85a30;
  opacity: 1;
}

.th-sort[data-dir="asc"] .sort-arrow::after {
  content: "↑";
}

.th-sort[data-dir="desc"] .sort-arrow::after {
  content: "↓";
}

.th-sort:not([data-dir]) .sort-arrow::after {
  content: "↕";
}

.table-wrap .tbl td {
  padding: 7px 10px;
  vertical-align: middle;
}

.cell-species {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-primary);
  word-break: break-word;
}

.cell-species .row-checkbox {
  width: 13px;
  height: 13px;
  margin-right: 8px;
  accent-color: #d85a30;
  vertical-align: -2px;
  cursor: pointer;
}

.row-label {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

/* "aka" secondary name shown when a Krona filter is active and the
   taxonomy-file species name differs from the counts-file species name. */
.cell-species .aka {
  display: block;
  margin-left: 21px;
  margin-top: 1px;
  font-size: 10.5px;
  line-height: 1.3;
  color: var(--color-text-secondary);
  font-style: italic;
  font-weight: 400;
}

.cell-count {
  position: relative;
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--color-text-primary);
}

.cell-count .bar {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: var(--w, 0%);
  background: var(--color-background-secondary);
  z-index: 0;
  pointer-events: none;
  transition: width 180ms ease;
}

.cell-count .num {
  position: relative;
  z-index: 1;
}

.table-wrap .tbl tbody tr:last-child td {
  border-bottom: none;
}

.browse-foot {
  padding: var(--space-3) 0 var(--space-1);
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.pager .btn-g,
.pager .btn-p {
  min-width: 28px;
  padding: 5px 8px;
  font-size: 12px;
  line-height: 1;
}

.pager .btn-g:disabled,
.pager .btn-g[aria-disabled="true"] {
  opacity: 0.4;
  pointer-events: none;
}

.pager-ellipsis {
  font-size: 12px;
  color: var(--color-text-secondary);
  padding: 0 4px;
  user-select: none;
}

.empty-state td {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 36px 0;
}

/* --- Numeric header alignment --- */
.table-wrap .tbl thead th.num-col {
  text-align: right;
}

/* --- Taxonomy text cells --- */
.cell-tax {
  font-size: 13px;
  color: var(--color-text-primary);
  word-break: break-word;
}

.cell-tax .dim,
.cell-num .dim,
.cell-count .dim {
  color: var(--color-text-secondary);
  opacity: 0.6;
}

/* --- Numeric cells (richness counts) --- */
.cell-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--color-text-primary);
}

/* --- Abundance badge --- */
.cell-ab {
  text-align: center;
}

.ab-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.ab-badge.ab-high {
  background: rgba(216, 90, 48, 0.16);
  color: #b04723;
}

.ab-badge.ab-mid {
  background: rgba(216, 90, 48, 0.08);
  color: #c4622f;
}

.ab-badge.ab-low {
  background: var(--color-background-secondary);
  color: var(--color-text-secondary);
}

/* --- Legend below the table --- */
.browse-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 18px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-3);
  text-align: center;
}

.browse-legend .ab-badge {
  font-size: 10.5px;
  padding: 1px 6px;
  vertical-align: 1px;
}

@media (max-width: 720px) {
  .browse-toolbar {
    flex-wrap: wrap;
  }

  .search-wrap,
  .browse-filter {
    flex: 1 1 100%;
    min-width: 0;
  }

  .browse-toolbar .spacer {
    display: none;
  }

  .browse-toolbar .browse-count,
  .browse-toolbar .btn-g,
  .browse-toolbar .select-all {
    flex: 1 1 auto;
  }

  .table-wrap {
    max-height: calc(100vh - 340px);
  }

  /* On narrow screens, hide the secondary columns so the table stays readable.
     Species + Genome count + Abundance remain; the rest scroll in on wider viewports. */
  .table-wrap .tbl thead th[data-key="family"],
  .table-wrap .tbl thead th[data-key="genus"],
  .table-wrap .tbl thead th[data-key="genus_species"],
  .table-wrap .tbl thead th[data-key="family_species"],
  .table-wrap .tbl tbody td.cell-tax,
  .table-wrap .tbl tbody td.cell-num {
    display: none;
  }

  .browse-legend {
    gap: 4px 12px;
  }

  /* --- Krona panel responsive --- */
  .krona-panel-head {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .krona-hint {
    display: none;
  }

  .krona-frame-wrap {
    height: min(76vh, 780px);
    min-height: 560px;
    padding: 8px;
  }

  .krona-selection {
    max-width: 220px;
  }
}