/* abra view — catcodes
 * Minimal styles, no framework. Dark slate + teal to match the team palette,
 * but small enough to live and breathe on its own.
 */
:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-2: #273449;
  --border: #334155;
  --ink: #f1f5f9;
  --ink-2: #cbd5e1;
  --muted: #94a3b8;
  --brand: #14b8a6;
  --brand-soft: rgba(20, 184, 166, 0.12);
  --danger: #f43f5e;
  --radius: 6px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  padding: 0;
}

/* Top navigation — FontAwesome icons only, tiny, at the literal top of
   the page. Home / back / plus (contextual: add or find) / show codes /
   edit. No words. */
.topnav {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0;
  padding: 0;
  border-bottom: 1px solid var(--border);
}
/* On wrap, the spacer would force a new row by itself; suppress it. */
.topnav .spacer { flex: 1 1 auto; min-width: 0; }
.topnav .nav {
  padding: 6px 12px;
  color: var(--muted);
  text-decoration: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.topnav .nav:hover { color: var(--brand); }
.topnav .nav.active { color: var(--brand); }
.topnav .spacer { flex: 1; }
body.show-codes .topnav .nav[data-ui-pref="ui.show-codes"] { color: var(--brand); }
body.editing .edit-toggle { color: var(--brand); }
body.editing .ed:empty::before { content: "·"; color: var(--muted); }

/* Search box hidden by default on the people view; plus reveals it. */
body:not(.search-open) .search-row { display: none; }
.search-row { margin-top: 0.5rem; }

/* Content sits close to the left edge. No big margin. Tight by default;
   the user can rename the heading text away if they want even less chrome. */
.page {
  padding: 0.5rem 0.75rem 2rem;
  max-width: none;
}
@media (min-width: 900px) {
  .page { padding-left: 1rem; padding-right: 1rem; }
}
header { margin-bottom: 0.5rem; }
header h1 { font-size: 1.15rem; margin: 0; }
.lead { font-size: 0.85rem; margin: 0.15rem 0 0.5rem; }
body:not(.editing) .lead { display: none; }

header h1 {
  font-family: "Special Elite", ui-monospace, "Cascadia Mono", "Source Code Pro", monospace;
  margin: 0 0 0.25rem;
  color: var(--brand);
  font-size: 1.4rem;
}

/* Component chooser modal (puzzle-piece in topnav) */
.modal {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  padding: 1rem;
}
.modal-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  max-width: 32rem; width: 100%;
  max-height: 80vh; overflow-y: auto;
}
.modal-card h3 { margin: 0 0 0.5rem; color: var(--ink); font-size: 1.05rem; }
.modal-close {
  position: absolute; top: 6px; right: 10px;
  background: transparent; border: 0; color: var(--muted);
  font-size: 1.2rem; cursor: pointer; padding: 4px 8px;
}
.modal-close:hover { color: var(--brand); }
.chooser-grid {
  display: grid; gap: 0.5rem;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  margin-top: 0.5rem;
}
.chooser-card {
  display: flex; align-items: center; gap: 0.6rem;
  text-align: left;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  cursor: pointer;
  font: inherit;
}
.chooser-card:hover { border-color: var(--brand); background: var(--brand-soft); }
.chooser-card.installed {
  opacity: 0.45;
  cursor: default;
  pointer-events: none;
}
.chooser-card.installed:hover {
  border-color: var(--border);
  background: transparent;
}
/* The minus inside the installed card is the only clickable element; let
   pointer events through to it even though the card itself is disabled. */
.chooser-uninstall {
  pointer-events: auto;
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  flex-shrink: 0;
  margin-left: auto;
}
.chooser-uninstall:hover {
  background: var(--danger);
  color: white;
}
.chooser-icon { width: 36px; height: 36px; flex: 0 0 36px; border-radius: 6px; object-fit: cover; background: var(--bg-soft); }
.chooser-text { display: flex; flex-direction: column; gap: 0.15rem; min-width: 0; }
.chooser-title { color: var(--ink); font-weight: 600; font-size: 0.9rem; }
.chooser-desc { color: var(--muted); font-size: 0.8rem; }

/* Installed component wrapper — small frame with a quiet remove × */
.component {
  position: relative;
  margin: 0.5rem 0;
  padding: 4px;
  border: 1px solid transparent;
  border-radius: var(--radius);
}
.component:hover { border-color: var(--border); }
.component-remove {
  position: absolute; top: -2px; right: 0;
  background: transparent; border: 0; color: transparent;
  font-size: 1rem; cursor: pointer; padding: 2px 6px;
  transition: color 80ms;
}
.component:hover .component-remove { color: var(--muted); }
.component-remove:hover { color: var(--danger); }

/* Edit mode — body.editing shows a dashed outline on every editable string,
   so the user can see exactly what's clickable to rename. */
body.editing .ed {
  outline: 1px dashed var(--brand);
  outline-offset: 2px;
  background: rgba(20, 184, 166, 0.06);
  cursor: text;
}
body.editing .ed:focus {
  outline: 1px solid var(--brand);
  background: var(--brand-soft);
}
.edit-toggle { /* same shape as show-codes */ }
body.editing .edit-toggle { color: var(--brand); }

/* Codes are technical addresses — hidden by default; toggle to reveal. */
.code { display: none; }
body.show-codes .code {
  display: inline-block;
  font-family: ui-monospace, "Cascadia Mono", "Source Code Pro", monospace;
  color: var(--brand);
  font-size: 0.78rem;
  min-width: 7rem;
}
.lead { color: var(--ink-2); margin: 0 0 1.5rem; }
.muted { color: var(--muted); font-size: 0.85rem; }
code {
  background: var(--surface);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: ui-monospace, "Cascadia Mono", "Source Code Pro", monospace;
  font-size: 0.9em;
}
a { color: var(--brand); }
a:hover { color: #2dd4bf; }

main { margin-top: 1rem; }

.top-actions {
  margin-bottom: 0.75rem;
}

button, .btn {
  background: var(--surface);
  color: var(--ink-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 10px;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 80ms, color 80ms;
}
button:hover, .btn:hover { color: var(--brand); border-color: var(--brand); }
button.danger:hover { color: var(--danger); border-color: var(--danger); }
button.primary {
  background: var(--brand);
  color: var(--bg);
  border-color: var(--brand);
  font-weight: 600;
}
button.primary:hover { background: #2dd4bf; color: var(--bg); }

input[type="text"] {
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 8px;
  font: inherit;
  font-size: 0.9rem;
  font-family: ui-monospace, "Cascadia Mono", "Source Code Pro", monospace;
}
input[type="text"]:focus {
  outline: none;
  border-color: var(--brand);
}
label { color: var(--muted); font-size: 0.8rem; margin-right: 0.25rem; }

/* Tree */
ul.tree, ul.children {
  list-style: none;
  margin: 0;
  padding: 0;
}
ul.children {
  margin-left: 0.75rem;
  border-left: 1px dashed var(--border);
  padding-left: 0.5rem;
  margin-top: 1px;
}
li {
  margin: 1px 0;
}
.node-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 2px 6px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
}
body.editing .node-row {
  background: var(--surface);
}
body.editing .node-row:hover {
  border-color: var(--border);
}
.code {
  font-family: ui-monospace, "Cascadia Mono", "Source Code Pro", monospace;
  color: var(--brand);
  font-size: 0.85rem;
  min-width: 7rem;
}
.label {
  color: var(--ink);
  flex: 1;
}
/* Per-row actions (edit/+child/delete) are chrome — hidden by default;
   revealed in edit mode. The list-level add (`+` at the top of the
   tree) is content-level and stays visible. */
.actions { display: none; }
body.editing .actions { display: flex; gap: 4px; }
body.editing .col-toggles { display: flex; }
body:not(.editing) .col-toggles { display: none; }
body:not(.editing) .topnav .toggle:not(.edit-toggle) { display: none; }
.top-actions { margin-bottom: 0.25rem; }
.list-add {
  background: transparent;
  color: var(--muted);
  border: 0;
  cursor: pointer;
  padding: 4px 8px;
  font-size: 0.9rem;
}
.list-add:hover { color: var(--brand); }

/* Inline forms — edit, add-top, add-child */
.edit-form, .add-form {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  background: var(--brand-soft);
  border: 1px solid var(--brand);
  border-radius: var(--radius);
  padding: 8px 10px;
  margin: 4px 0;
}
.add-form .prefix {
  font-family: ui-monospace, "Cascadia Mono", "Source Code Pro", monospace;
  color: var(--brand);
}

/* Inline error banner */
.error {
  color: var(--danger);
  background: rgba(244, 63, 94, 0.08);
  border: 1px solid var(--danger);
  padding: 6px 10px;
  border-radius: var(--radius);
  margin: 6px 0;
  font-size: 0.85rem;
}
#flash:empty { display: none; }
#flash { margin-bottom: 0.5rem; }

/* Filter chip — appears above search when filtered by category or hot */
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--brand-soft);
  color: var(--ink);
  border: 1px solid var(--brand);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}
.filter-chip .clear {
  color: var(--brand);
  text-decoration: none;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
}
.filter-chip .clear:hover { color: var(--ink); }

/* Column toggle bar — under search; click to hide a column, click again to show. */
.col-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
  font-size: 0.8rem;
}
.col-toggles .ct {
  background: transparent;
  color: var(--ink-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 10px;
  cursor: pointer;
  font: inherit;
  font-size: 0.75rem;
}
.col-toggles .ct:hover { color: var(--brand); border-color: var(--brand); }
.col-toggles .ct.hidden {
  color: var(--muted);
  background: var(--surface);
  text-decoration: line-through;
}

/* Bindings view */
.search-row {
  margin-bottom: 0.75rem;
}
.search-row input[type="search"] {
  width: 100%;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  font: inherit;
  font-size: 0.95rem;
}
.search-row input[type="search"]:focus {
  outline: none;
  border-color: var(--brand);
}

ul.binding-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.name-card {
  background: var(--surface);
  border: 1px solid transparent;
  border-radius: var(--radius);
  margin: 4px 0;
  padding: 0;
}
.name-card:hover { border-color: var(--border); }
.name-card[open] {
  border-color: var(--border);
  background: var(--surface-2);
}
.name-card > summary {
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 3px 8px;
  cursor: pointer;
}
.name-card {
  background: transparent;
  margin: 0;
}
body.editing .name-card { background: var(--surface); }
.name-card > summary::-webkit-details-marker { display: none; }
.name-card > summary::before {
  content: "▸";
  color: var(--muted);
  font-size: 0.8em;
  margin-right: 4px;
  transition: transform 80ms;
}
.name-card[open] > summary::before { content: "▾"; }
.name-text {
  font-weight: 600;
  color: var(--ink);
}
.name-card .meta {
  color: var(--muted);
  font-size: 0.85rem;
  margin-left: auto;
  white-space: nowrap;
}
.name-card .teaser {
  color: var(--ink-2);
  font-size: 0.85rem;
  flex: 1 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.detail-card {
  padding: 10px 14px 14px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

/* Bindings within a detail: rows with optional accordion content beneath */
.bindings { margin: 0; padding: 0; }
.bind-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto auto;
  align-items: baseline;
  gap: 0.5rem 0.75rem;
  font-size: 0.9rem;
  padding: 4px 0;
  border-bottom: 1px dashed var(--border);
  list-style: none;
}
.bind-row:last-child { border-bottom: none; }
details.bind-row { display: block; }
details.bind-row > summary {
  display: grid;
  grid-template-columns: auto 1fr auto auto auto;
  align-items: baseline;
  gap: 0.5rem 0.75rem;
  list-style: none;
  cursor: pointer;
  padding: 4px 0;
}
details.bind-row > summary::-webkit-details-marker { display: none; }
details.bind-row > summary::before {
  content: "▸";
  color: var(--muted);
  font-size: 0.75rem;
  margin-right: 2px;
}
details.bind-row[open] > summary::before { content: "▾"; }

.col-rel {
  font-family: ui-monospace, "Cascadia Mono", "Source Code Pro", monospace;
  font-size: 0.7rem;
  color: var(--brand);
  background: var(--brand-soft);
  padding: 1px 6px;
  border-radius: 4px;
  white-space: nowrap;
}
.col-qual { color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; }
.col-tgt {
  color: var(--muted);
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 36ch;
}
.col-tgt .content-ref {
  color: var(--brand);
  font-family: inherit;
  font-style: italic;
}
.col-date { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }
.col-from { color: var(--muted); font-size: 0.75rem; font-style: italic; white-space: nowrap; }

/* Column hide/show — toggled via body class from the .col-toggles bar */
body.hide-rel .col-rel,
body.hide-qual .col-qual,
body.hide-tgt .col-tgt,
body.hide-date .col-date,
body.hide-from .col-from { display: none; }

/* Minimum-cruft default: relationship, date, and provenance URN are
   metadata, not the content the user came to read. Hidden unless edit
   mode is on. Per OVERVIEW.md zero-app-noise rule. */
body:not(.editing) .col-rel,
body:not(.editing) .col-date,
body:not(.editing) .col-from { display: none; }

/* Single-binding name: the summary row is pure noise — qual ("goal"), tgt,
   and the caret. Drop it; the content body below carries the value. */
body:not(.editing) .bindings.single .col-qual { display: none; }
body:not(.editing) .bindings.single details.bind-row > summary { display: none; }

/* Inline name-card expansion: surface the pen next to the name when the
   card is expanded, hidden when collapsed so the list stays clean. */
details.name-card:not([open]) > summary .item-edit-toggle { display: none; }

/* Visual separator on /cat/<code>/ between the subcategory tree and the
   binding-list below it. Only renders when both are present (adjacent-
   sibling selector). */
ul.tree + #binding-list {
  border-top: 1px solid var(--border);
  margin-top: 1rem;
  padding-top: 1rem;
}

/* Content blob — accordions under its binding row, doesn't jump the page */
.content-blob {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin: 4px 0 8px 1.5rem;
  font-size: 0.9rem;
}
.content-blob header {
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.content-blob .body {
  white-space: pre-wrap;
  color: var(--ink-2);
  line-height: 1.4;
  max-height: 22rem;
  overflow: auto;
}

/* Mobile: collapse the row grid to wrap; bigger tap targets; less padding */
@media (max-width: 700px) {
  body { font-size: 16px; }
  .topnav a, .topnav .toggle { padding: 8px 12px; font-size: 0.9rem; }
  .name-card > summary { padding: 10px 12px; gap: 0.5rem; flex-wrap: wrap; }
  .name-card .meta { margin-left: 0; }
  .name-card .teaser { flex-basis: 100%; }
  .bind-row, details.bind-row > summary {
    grid-template-columns: auto 1fr;
    grid-template-areas:
      "rel  qual"
      ".    tgt"
      ".    date"
      ".    from";
  }
  .col-rel  { grid-area: rel;  align-self: start; }
  .col-qual { grid-area: qual; }
  .col-tgt  { grid-area: tgt; max-width: 100%; }
  .col-date { grid-area: date; }
  .col-from { grid-area: from; }
  .content-blob { margin-left: 0; }
  .actions { opacity: 1 !important; }
  button, .btn { min-height: 36px; padding: 8px 12px; }
  .node-row { flex-wrap: wrap; }
}
@media (hover: none) {
  /* Touch devices never get hover; keep action buttons visible always. */
  .actions { opacity: 1; }
  .node-row:hover { border-color: var(--border); }
}

/* htmx pending / settling */
.htmx-request .node-row { opacity: 0.6; }
.htmx-request button { cursor: progress; }

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* Danger zone — destructive action on a component's own page. Set
   apart from primary content so the user has to mean it. */
.danger-zone {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--border);
  text-align: center;
}
.danger-warn {
  margin: 0 0 0.75rem 0;
  font-size: 0.85rem;
}
.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
  font: inherit;
}
.btn-danger:hover { background: var(--danger); color: white; }
.btn-danger i { margin-right: 6px; }

/* Installed-component nav icons — image-based with FA fallback. */
.topnav .nav .nav-icon {
  width: 18px;
  height: 18px;
  display: block;
}
/* Tintable variant: SVGs authored with currentColor (per the catalog's
   provider convention) get the host's text color via background-color +
   mask. This is what lets amebo's claws.svg etc. adapt to light/dark
   topnav themes instead of rendering hard-coded black. */
.nav-icon.mask-icon {
  background-color: currentColor;
  -webkit-mask: var(--icon-url) center / contain no-repeat;
  mask: var(--icon-url) center / contain no-repeat;
}

/* In-item edit toggle — small FA pen inline with the item title row, so
   it sits next to the name and doesn't consume its own row. */
.item-title {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}
.item-title h1 { margin: 0; }
.item-edit-toggle {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 6px;
  font: inherit;
}
.item-edit-toggle:hover { color: var(--ink); }
body.editing .item-edit-toggle { color: var(--brand); }

/* Write actions — buttons that change or delete state — appear only in
   edit mode. Apply this class to any control whose effect is a write.
   Read/navigation controls (home, back, show-codes, edit toggles)
   stay visible always. */
body:not(.editing) .write-only { display: none !important; }

/* Recent feed — reverse-chrono content blobs. */
#recent-feed { display: flex; flex-direction: column; gap: 1.25rem; }
.feed-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  background: var(--surface);
}
.feed-item > .feed-head {
  list-style: none;
  cursor: pointer;
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  min-width: 0;
}
.feed-excerpt {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ink-2);
}
/* When the entry is open the full body is visible below, so the summary
   excerpt would duplicate it — hide it. It only earns its keep collapsed. */
.feed-item[open] > .feed-head > .feed-excerpt { display: none; }
.feed-item:not([open]) > .feed-head { margin-bottom: 0; }
.feed-date { flex-shrink: 0; }
.feed-item > .feed-head::-webkit-details-marker { display: none; }
.feed-item:not([open]) > .feed-head { margin-bottom: 0; }
.feed-item:not([open]) > .feed-body,
.feed-item:not([open]) > .feed-names { display: none; }
.feed-date { font-weight: 600; }
.feed-src { font-style: italic; }
.feed-body {
  white-space: pre-wrap;
  line-height: 1.5;
}
.feed-names {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border);
  font-size: 0.85rem;
}

/* Recent feed master toggle — tilty triangle that flips all items. */
.feed-controls {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.5rem;
}
.feed-toggle {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 4px 8px;
  font: inherit;
  font-size: 0.9rem;
}
.feed-toggle:hover { color: var(--ink); }
.feed-toggle i { transition: transform 0.15s ease; transform: rotate(-90deg); }
.feed-toggle.expanded i { transform: rotate(0deg); }

/* Drag-to-reorder cues on the bindings list (active in edit mode). */
ul.binding-list > li { display: flex; align-items: center; gap: 0.5rem; }
ul.binding-list > li > .name-card { flex: 1; min-width: 0; }
.drag-handle {
  display: none;
  color: var(--muted);
  cursor: grab;
  padding: 0 6px;
  touch-action: none;
}
.drag-handle:active { cursor: grabbing; color: var(--ink); }
body.editing .drag-handle { display: inline-flex; }
.drag-ghost {
  opacity: 0.4;
  background: var(--brand-soft);
}

/* Per-binding delete (visible only in edit mode). */
.bind-delete {
  background: transparent;
  border: none;
  color: transparent;
  cursor: pointer;
  padding: 0 4px;
  margin-left: 6px;
  font-size: 1.1rem;
  font: inherit;
  line-height: 1;
}
body.editing .bind-delete {
  color: var(--muted);
}
body.editing .bind-delete:hover { color: var(--danger); }
body:not(.editing) .bind-delete { display: none; }