styles.css

/* ============= Root & layout ============= */
/* Root must NOT be a grid—using flex prevents empty grid tracks on desktop */
.facet-nav {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: .75rem;
  min-height: 0;
  box-sizing: border-box;
  /* Default width variable */
  --facet-left: clamp(180px, 22vw, 260px);
}

/* Local scroll context that holds bars + search + main columns */
.facet-scroll {
  height: 100%;
  display: grid;
  grid-template-rows: auto auto auto 1fr; /* bar / controls / search / content */
  gap: .4rem;
  overflow: auto;        /* only scroller we rely on */
  min-height: 0;
}

/* Two columns on desktop */
.facet-main {
  display: grid;
  grid-template-columns: var(--facet-left) 6px 1fr; /* left | resizer | right */
  gap: .6rem;
  min-height: 0;
}

/* Left (filters) / Right (results) panes scroll independently */
.co-tags { 
  border-right: 0; 
  padding-right: .25rem; 
  overflow: auto; 
  min-height: 0; 
}
.results { overflow: auto; min-height: 0; }

/* New resizer between panes */
.facet-resizer {
  width: 6px;
  cursor: col-resize;
  background: transparent;
  position: relative;
}
.facet-resizer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--background-modifier-border);
  opacity: .4;
}
.facet-resizer:hover::after,
.facet-resizer.is-dragging::after {
  opacity: .7;
}

/* ============= Controls, chips, search ============= */
.facet-bar, .search-row { align-items: center; }
.facet-bar { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }

/* Compact button toolbar */
.facet-controls { 
  display: flex; 
  gap: .2rem; 
  align-items: center; 
  flex-wrap: nowrap; 
  min-width: 0;
  background: var(--background-secondary);
  padding: .2rem;
  border-radius: 8px;
  border: 1px solid var(--background-modifier-border);
  position: relative;
  z-index: 10;
}

/* Compact icon-based buttons */
.facet-controls button {
  padding: .4rem;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: .8rem;
  white-space: nowrap;
  transition: all 0.15s ease;
  min-width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.facet-controls button:hover {
  background: var(--background-modifier-hover);
  color: var(--text-normal);
  transform: none;
}

.facet-controls button:active {
  background: var(--background-modifier-active);
  transform: scale(0.95);
}

/* Tooltip for buttons */
.facet-controls button::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--background-primary);
  color: var(--text-normal);
  padding: .3rem .6rem;
  border-radius: 4px;
  font-size: .75rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 99999;
  border: 1px solid var(--background-modifier-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  /* Ensure it's above everything */
  isolation: isolate;
}

.facet-controls button:hover::after {
  opacity: 1;
}

.facet-chip { 
  display: inline-flex; 
  align-items: center; 
  gap: .4rem; 
  padding: .2rem .5rem; 
  border-radius: 999px; 
  background: var(--background-secondary-alt);
  max-width: 100%;
}
.facet-chip > span:first-child { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.facet-chip .remove { cursor: pointer; opacity: .7; }
.facet-chip .mode-indicator { font-size: .8rem; opacity: .6; }
.facet-chip.excluded { background: var(--background-modifier-error); color: var(--text-on-accent); }

.search-section { margin-bottom: .5rem; width: 100%; }
.search-container { display: flex; align-items: center; }
.search-input { 
  width: 100%; 
  padding: .4rem .5rem; 
  border: 1px solid var(--background-modifier-border); 
  border-radius: 6px; 
  background: var(--background-primary);
  color: var(--text-normal);
  font-size: .9rem;
  box-sizing: border-box;
}
.search-input:focus { 
  outline: none; 
  border-color: var(--interactive-accent);
  box-shadow: 0 0 0 2px var(--interactive-accent-hover);
}

/* ============= Co-tags ============= */
.co-tags .group { margin-bottom:.5rem; }
.co-tags .group h4 { margin: .15rem 0; font-size: .9rem; opacity:.8; }

/* Section headers with visual separation */
.co-tags .group.nested h4 { 
  border-left: 3px solid var(--interactive-accent); 
  padding-left: .35rem; 
}
.co-tags .group.flat h4 { 
  border-left: 3px solid var(--background-modifier-border); 
  padding-left: .35rem; 
}

/* Row variants */
.co-tags .tag-row.tag-hier .tag-label { 
  font-weight: 500; 
  cursor: pointer;
}
.co-tags .tag-row.tag-flat .tag-label { 
  opacity: .9; 
  cursor: pointer;
}

/* Indentation for hierarchical levels */
.co-tags .tag-row[data-depth="0"] { padding-left: .30rem; }
.co-tags .tag-row[data-depth="1"] { padding-left: 1.10rem; }
.co-tags .tag-row[data-depth="2"] { padding-left: 1.90rem; }

/* Caret affordance and hit-area */
.co-tags .tag-row .tag-caret {
  width: 1em;
  text-align: center;
  opacity: .7;
  cursor: pointer;
}
.co-tags .tag-row .tag-caret:hover { opacity: 1; }

/* Caret placeholder for consistent alignment */
.co-tags .tag-row .tag-caret-placeholder {
  width: 1em;
  text-align: center;
  opacity: 0;
}

/* Ensure consistent alignment for rows with/without children */
.co-tags .tag-row.has-children .tag-label {
  font-weight: 500;
}

/* Optional subtle hue difference so sections feel distinct */
.co-tags .group.flat .tag-row { background: transparent; }
.co-tags .group.flat .tag-row:hover { background: var(--background-secondary); }
.co-tags .group.nested .tag-row:hover { background: var(--background-secondary); }

/* Enhanced label hover effects */
.co-tags .tag-row .tag-label:hover {
  color: var(--interactive-accent);
  text-decoration: underline;
}

.co-tags .tag-row { 
  display:flex; 
  justify-content:space-between; 
  align-items: center;
  gap:.4rem; 
  padding:.08rem .2rem; 
  border-radius:6px; 
  cursor:pointer; 
  position: relative;
  min-height: 36px;           /* slightly reduced but still good tap target */
}
.co-tags .tag-row:hover { background: var(--background-secondary); }
.co-tags .tag-row .badge { margin-left: auto; }

/* ============= Results list ============= */
.result-item { padding:.35rem .4rem; border-radius:6px; }
.result-item:hover { background: var(--background-secondary); }
.result-meta { font-size:.8rem; opacity:.7; }

.result-item .file-tags { margin-top: .25rem; display: flex; flex-wrap: wrap; gap: .2rem; }
.result-item .file-tag { 
  font-size: .75rem; 
  padding: .1rem .3rem; 
  border-radius: 999px; 
  background: var(--background-secondary-alt); 
  cursor: pointer;
  opacity: .8;
}
.result-item .file-tag:hover { opacity: 1; background: var(--background-secondary); }
.result-item .more-tags { 
  font-size: .75rem; 
  opacity: .6; 
  font-style: italic; 
  padding: .1rem .3rem;
}

/* Load-more button */
.load-more-btn { 
  margin: .5rem 0; 
  padding: .4rem .8rem; 
  background: var(--interactive-accent); 
  color: var(--text-on-accent); 
  border: none; 
  border-radius: 6px; 
  cursor: pointer;
  font-size: .9rem;
}
.load-more-btn:hover { background: var(--interactive-accent-hover); }

/* Misc */
.badge { font-size:.75rem; opacity:.8; padding:.05rem .35rem; border-radius:999px; background: var(--background-modifier-form-field); }
.muted { opacity:.7; }

/* ============= Saved View modal/list ============= */
.facet-input-modal { display:grid; gap:.5rem; min-width:320px; }
.facet-input-label { font-size:.9rem; opacity:.8; }
.facet-input-field { width:100%; }
.facet-input-actions { display:flex; gap:.5rem; justify-content:flex-end; }

.facet-sv-suggestion { 
  padding:.25rem .35rem; 
  display: flex; 
  justify-content: space-between; 
  align-items: center;
}
.facet-sv-suggestion:hover { background: var(--background-secondary); border-radius:6px; }
.facet-sv-name { flex: 1; }
.facet-sv-delete { 
  background: var(--background-modifier-error); 
  color: var(--text-on-accent); 
  border: none; 
  border-radius: 50%; 
  width: 20px; 
  height: 20px; 
  cursor: pointer; 
  font-size: 14px; 
  line-height: 1;
  opacity: 0.7;
}
.facet-sv-delete:hover { opacity: 1; }

/* ============= Mobile (≤ 700px) ============= */
@media (max-width: 700px) {
  .facet-main { grid-template-columns: 1fr; }
  .facet-resizer { display: none; }
  .co-tags { border-right: 0; border-bottom: 1px solid var(--background-modifier-border); padding-right: 0; padding-bottom: .5rem; max-height: 40vh; }
  .results { max-height: none; }

  /* More compact controls on mobile */
  .facet-controls { 
    gap: .15rem;
    padding: .15rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  .facet-controls button {
    min-width: 28px;
    height: 28px;
    font-size: .75rem;
    padding: .3rem;
  }
  .mobile-only { display: inline-flex; }
  .co-tags.is-hidden { display: none; }

  .co-tags .tag-row { padding: .35rem .5rem; }
  .result-item { padding: .5rem .6rem; }

  /* Mobile-only sticky for chips/search */
  .facet-bar, .search-row {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--background-primary);
    padding-top: .25rem;
    padding-bottom: .25rem;
  }
}

/* Hide the mobile-only toggle on desktop */
@media (min-width: 701px) {
  .mobile-only { display: none; }
}

/* Kill the empty Obsidian .view-content for this custom view */
.workspace-leaf-content[data-type="facet-navigator-view"] > .view-content {
  display: none !important;
}

/* Make the plugin root take the remaining height under the header */
.workspace-leaf-content[data-type="facet-navigator-view"] {
  display: flex;
  flex-direction: column;
}

.workspace-leaf-content[data-type="facet-navigator-view"] > .facet-nav {
  flex: 1 1 auto;
  min-height: 0;
}

/* ============= Keyboard Navigation ============= */
.tag-row.focused {
  background: var(--background-modifier-hover);
  outline: 2px solid var(--interactive-accent);
  outline-offset: -2px;
}

.tag-row.focused .tag-label {
  color: var(--interactive-accent);
  font-weight: 600;
}

/* Focus indicator for search input */
.search-input:focus {
  outline: none; 
  border-color: var(--interactive-accent);
  box-shadow: 0 0 0 2px var(--interactive-accent-hover);
}

/* Focus styles for result items */
.result-item.focused {
  background: var(--background-modifier-hover);
  outline: 2px solid var(--interactive-accent);
  outline-offset: -2px;
}

.result-item.focused a {
  color: var(--interactive-accent);
  font-weight: 600;
}