*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --border: #2a2d3a;
  --text: #e2e4f0;
  --dim: #6b7280;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --unknown: #f59e0b;
  --known: #22c55e;
  --reference: #60a5fa;
  --danger: #ef4444;
  --radius: 6px;
  --font: 'Inter', system-ui, sans-serif;
}

html, body { height: 100%; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; }

#app { display: flex; flex-direction: column; height: 100vh; }

/* ── Topbar ── */
#topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  flex-wrap: wrap;
}

#logo { font-weight: 700; font-size: 16px; color: var(--accent); margin-right: 4px; }

#save-form, #search-form { display: flex; gap: 6px; }

#save-url { width: 260px; }
#search-input { width: 200px; }

input[type="url"], input[type="text"] {
  background: var(--bg); border: 1px solid var(--border);
  color: var(--text); padding: 6px 10px; border-radius: var(--radius);
  outline: none;
}
input:focus { border-color: var(--accent); }

select {
  background: var(--bg); border: 1px solid var(--border);
  color: var(--text); padding: 6px 8px; border-radius: var(--radius);
  cursor: pointer;
}

button {
  background: var(--accent); color: #fff; border: none;
  padding: 6px 14px; border-radius: var(--radius); cursor: pointer;
  font-size: 13px; font-weight: 500;
  transition: background 0.15s;
}
button:hover { background: var(--accent-hover); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.btn-danger { background: transparent; border: 1px solid var(--danger); color: var(--danger); margin-left: auto; }
button.btn-danger:hover { background: var(--danger); color: #fff; }

/* jstree context menu — use hex so vars resolve before jstree's own sheet */
.vakata-context, .vakata-context ul {
  background: #1a1d27 !important;
  border: 1px solid #2a2d3a !important;
  border-radius: 6px !important;
  padding: 4px 0 !important;
  box-shadow: 0 6px 20px rgba(0,0,0,.6) !important;
}
.vakata-context li { border: none !important; }
.vakata-context li a {
  color: #e2e4f0 !important;
  padding: 7px 16px !important;
  font-size: 13px !important;
  background: transparent !important;
  box-shadow: none !important;
  text-shadow: none !important;
}
.vakata-context li a i { display: none !important; }
/* Separator: collapse to a single 1 px rule, no hover, no padding */
.vakata-context .vakata-context-separator > a {
  padding: 0 !important;
  height: 0 !important;
  border-top: 1px solid #2a2d3a !important;
  background: transparent !important;
  box-shadow: none !important;
  pointer-events: none !important;
  overflow: hidden !important;
}
.vakata-context .vakata-context-separator > a:hover {
  background: transparent !important;
  color: transparent !important;
}
.vakata-context .vakata-context-hover > a,
.vakata-context li a:hover {
  background: rgba(239,68,68,.18) !important;
  color: #ef4444 !important;
  box-shadow: none !important;
}

#state-filters { display: flex; gap: 6px; }

.pill {
  background: transparent; border: 1px solid var(--border); color: var(--dim);
  padding: 4px 12px; border-radius: 20px;
  font-size: 12px;
}
.pill:hover { border-color: var(--accent); color: var(--text); background: transparent; }
.pill.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ── Main layout ── */
#main { display: flex; flex: 1; overflow: hidden; --tree-width: 240px; }

aside, section { overflow-y: auto; }

#tree-panel {
  width: var(--tree-width); flex-shrink: 0;
  padding: 12px 8px;
  background: var(--surface);
}

#tree-resizer {
  width: 4px; flex-shrink: 0;
  cursor: col-resize;
  background: var(--border);
  transition: background 0.15s;
}
#tree-resizer:hover { background: var(--accent); }

body.resizing { user-select: none; cursor: col-resize; }

#results-panel { flex: 1; padding: 16px; }

#detail-panel {
  width: 320px; flex-shrink: 0;
  border-left: 1px solid var(--border);
  padding: 16px;
  background: var(--surface);
}

/* ── jstree overrides ── */
/* Kill the white background the default theme paints on its container */
.jstree-default,
.jstree-default .jstree-container-ul,
.jstree-default .jstree-wholerow-ul { background: transparent !important; }

.jstree-default .jstree-anchor {
  color: #e2e4f0 !important;       /* full-brightness text on dark panel */
  background: transparent !important;
}
/* Expand/collapse arrows inherit a dark colour so they're visible */
.jstree-default .jstree-icon:not(.jstree-themeicon) { color: #9ca3af !important; }
.jstree-default .jstree-wholerow-hovered { background: rgba(99,102,241,0.12) !important; }
.jstree-default .jstree-wholerow-clicked { background: rgba(99,102,241,0.25) !important; }
.jstree-default .jstree-node { margin-left: 14px; }
.badge-count { font-size: 10px; color: #9ca3af; margin-left: 4px; }

/* ── Tree save leaves ── */
.tree-save {
  font-size: 12px;
  color: var(--dim);
  display: inline-block;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
}
.tree-save::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  margin-right: 5px;
  vertical-align: middle;
  flex-shrink: 0;
}
.tree-save-unknown::before  { background: var(--unknown); }
.tree-save-known::before    { background: var(--known); }
.tree-save-reference::before { background: var(--reference); }

/* ── Results ── */
#results-header {
  font-size: 12px; color: var(--dim); margin-bottom: 12px;
  font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em;
}

.result-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px; margin-bottom: 10px;
  cursor: pointer; transition: border-color 0.15s;
}
.result-card:hover { border-color: var(--accent); }

.card-title { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.card-title a { color: var(--text); text-decoration: none; font-weight: 500; flex: 1; }
.card-title a:hover { color: var(--accent-hover); }
.score { font-size: 11px; color: var(--dim); }

.card-crumb { font-size: 11px; color: var(--dim); margin-bottom: 6px; }
.card-summary { font-size: 13px; color: var(--dim); margin-bottom: 6px; line-height: 1.5; }
.card-tags { display: flex; gap: 4px; flex-wrap: wrap; }

/* ── Badges ── */
.badge {
  font-size: 10px; font-weight: 600; padding: 2px 7px; border-radius: 10px;
  text-transform: uppercase; letter-spacing: 0.04em; white-space: nowrap;
}
.badge-unknown { background: rgba(245,158,11,0.2); color: var(--unknown); }
.badge-known   { background: rgba(34,197,94,0.2);  color: var(--known); }
.badge-reference { background: rgba(96,165,250,0.2); color: var(--reference); }

.tag {
  font-size: 11px; padding: 2px 8px; border-radius: 10px;
  background: rgba(99,102,241,0.15); color: var(--accent-hover);
}

/* ── Detail panel ── */
.detail-inner h2 { font-size: 15px; margin-bottom: 8px; }
.detail-inner h2 a { color: var(--text); text-decoration: none; }
.detail-inner h2 a:hover { color: var(--accent-hover); }

.detail-crumb { font-size: 11px; color: var(--dim); margin-bottom: 12px; }
.crumb { cursor: pointer; }
.crumb:hover { color: var(--accent-hover); }

.detail-state-row {
  display: flex; align-items: center; gap: 8px; margin-bottom: 12px;
  padding: 8px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.detail-state-row label { font-size: 12px; color: var(--dim); }
#state-save-btn { padding: 4px 10px; font-size: 12px; }

.detail-summary { font-size: 13px; color: var(--dim); line-height: 1.6; margin-bottom: 12px; }
.detail-tags { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 16px; }

h3 { font-size: 12px; font-weight: 600; text-transform: uppercase; color: var(--dim); margin-bottom: 8px; }

.sibling-list { list-style: none; }
.sibling-item {
  padding: 6px 8px; border-radius: var(--radius);
  cursor: pointer; display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--dim);
}
.sibling-item:hover { background: rgba(99,102,241,0.1); color: var(--text); }

/* ── Misc ── */
.dim { color: var(--dim); }

#tree-loading { font-size: 12px; color: var(--dim); padding: 8px; }

#toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 10px 20px; border-radius: 8px;
  font-size: 13px; opacity: 0; pointer-events: none;
  transition: opacity 0.2s; z-index: 1000;
}
#toast.show { opacity: 1; }
#toast.error { border-color: var(--danger); color: var(--danger); }
#toast.ok { border-color: var(--known); }

a { color: var(--accent); }

/* ── Scrollbars ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }