/* Riverbank filter panel: labelled list filters with free-text search and toggle chips.
   Load order: after riverbank-tokens.css (uses its semantic tokens, so dark mode follows).

   Markup:
   <form class="rb-filter-panel">
     <label class="rb-filter-field rb-filter-search">Search <span class="rb-filter-search-box"><i class="fa fa-search"></i><input type="search" name="q"></span></label>
     <div class="rb-filter-grid"> <label class="rb-filter-field">Region <select class="form-control input-sm">…</select></label> … </div>
     <div class="rb-filter-foot">
       <div class="rb-filter-chips"> <label class="rb-filter-chip"><input type="checkbox"><span>Unclassified</span></label> </div>
       <div class="rb-filter-actions"> <span class="rb-filter-count">…</span> <a class="btn btn-sm btn-link">Reset</a> <button class="btn btn-sm btn-primary">Filter</button> </div>
     </div>
   </form>
   <div class="rb-action-bar"> … </div>   (a spaced row of controls, e.g. bulk edit) */

.rb-filter-panel {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.rb-filter-field {
  display: grid;
  gap: 4px;
  min-width: 0;
  margin: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.rb-filter-field .form-control,
.rb-filter-field .bootstrap-select {
  width: 100% !important;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
}

.rb-filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 10px 14px;
}

/* Search box with a leading icon */
.rb-filter-search-box { position: relative; display: block; text-transform: none; letter-spacing: 0; font-weight: 400; }
.rb-filter-search-box .fa {
  position: absolute; left: 11px; top: 50%; transform: translateY(-50%);
  color: var(--text-tertiary); pointer-events: none;
}
.rb-filter-search-box input {
  width: 100%;
  height: 36px;
  padding: 0 12px 0 32px;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--surface-raised);
  border: 1px solid var(--border-default);
  border-radius: 4px;
}
.rb-filter-search-box input:focus { outline: none; border-color: var(--border-brand); box-shadow: 0 0 0 2px var(--surface-brand-tint); }

.rb-filter-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
}

/* Yes/no filters as chips. The checkbox stays in the form; the span is the visible chip. */
.rb-filter-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.rb-filter-chip { margin: 0; cursor: pointer; font-weight: 400; }
.rb-filter-chip input {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); border: 0;
}
.rb-filter-chip span {
  display: inline-flex; align-items: center; height: 28px; padding: 0 12px;
  font-size: 12.5px; color: var(--text-primary);
  background: var(--surface-raised); border: 1px solid var(--border-default); border-radius: 14px;
  transition: background-color 0.15s, border-color 0.15s;
}
.rb-filter-chip:hover span { border-color: var(--border-strong); }
.rb-filter-chip input:checked + span {
  background: var(--surface-brand-tint); border-color: var(--border-brand); color: var(--text-brand); font-weight: 600;
}
.rb-filter-chip input:focus-visible + span { outline: 2px solid var(--border-brand); outline-offset: 2px; }

.rb-filter-actions { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-left: auto; }
.rb-filter-count { font-size: 12.5px; color: var(--text-secondary); font-feature-settings: var(--font-feature-tabular); margin-right: 4px; }

/* A spaced, wrapping row of controls (bulk edit and similar). Replaces "well form-inline". */
.rb-action-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  margin-top: 12px;
  background: var(--surface-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
}
.rb-action-bar > strong { margin-right: 4px; }
.rb-action-bar .form-control { width: auto; min-width: 0; }
.rb-action-bar input[type="text"].form-control { flex: 1 1 200px; }
.rb-action-bar .bootstrap-select { width: auto !important; }

@media (prefers-reduced-motion: reduce) { .rb-filter-chip span { transition: none; } }
@media (max-width: 560px) { .rb-filter-actions { margin-left: 0; } }

/* People picker (Access → Bundles → Import holders): searchable checklist with shortcuts. */
.rb-picker-toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.rb-picker-toolbar input[type="search"] { flex: 1 1 240px; width: auto; }
.rb-picker-toolbar select.form-control { width: auto; min-width: 0; }
.rb-picker-group { position: relative; display: grid; gap: 4px; margin-bottom: 12px; max-width: 520px; }
.rb-picker-group > label { font-size: 11px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-secondary); margin: 0; }
.rb-picker-group-results {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 20; margin: 2px 0 0; padding: 4px; list-style: none;
  background: var(--surface-raised); border: 1px solid var(--border-default); border-radius: 6px; box-shadow: var(--shadow-md);
  max-height: 260px; overflow-y: auto;
}
.rb-picker-group-results li { padding: 0; }
.rb-picker-group-results li.text-muted { padding: 6px 8px; }
.rb-picker-group-results button { display: block; width: 100%; text-align: left; border: 0; background: none; padding: 6px 8px; border-radius: 4px; color: var(--text-primary); }
.rb-picker-group-results button:hover, .rb-picker-group-results button:focus { background: var(--surface-subtle); }
.rb-picker-group-results small { color: var(--text-secondary); }
.rb-picker-note { font-size: 12.5px; color: var(--text-secondary); margin: 4px 0 0; }
.rb-picker-list { border: 1px solid var(--border-subtle); border-radius: 6px; max-height: 420px; overflow: auto; }
.rb-picker-list .table { margin: 0; }
.rb-picker-list thead th { position: sticky; top: 0; z-index: 1; background: var(--surface-raised); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-secondary); }
.rb-picker-list .rb-picker-note { padding: 10px; }
.rb-picker-cb { width: 36px; }
.rb-picker-row { cursor: pointer; }
.rb-picker-row:hover { background: var(--surface-subtle); }
.rb-picker-row.is-on { background: var(--surface-brand-tint); }
.rb-picker-badge { display: inline-block; font-size: 11px; padding: 1px 8px; margin: 0 4px 2px 0; border-radius: 10px; background: var(--surface-subtle); color: var(--text-secondary); white-space: nowrap; }
.rb-picker-foot { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; padding-top: 12px; }
.rb-picker-chips { display: flex; flex-wrap: wrap; gap: 6px; min-width: 0; flex: 1 1 320px; }
.rb-picker-chip {
  display: inline-flex; align-items: center; gap: 4px; font-size: 12px; padding: 2px 6px 2px 10px; border-radius: 12px;
  background: var(--surface-brand-tint); color: var(--text-brand); border: 1px solid var(--border-brand);
}
.rb-picker-chip button { border: 0; background: none; color: inherit; font-size: 14px; line-height: 1; padding: 0 2px; cursor: pointer; }