/* Keyword Clustering Tool — styles */
.kwc-tool {
	--kwc-bg: #ffffff; --kwc-fg: #1a1a1a; --kwc-muted: #6b7280; --kwc-border: #e5e7eb;
	--kwc-primary: #2563eb; --kwc-ok: #16a34a; --kwc-warn: #d97706; --kwc-bad: #dc2626; --kwc-info: #0891b2; --kwc-purple: #7c3aed;
	--kwc-card: #f9fafb;
	max-width: 960px; margin: 0 auto; color: var(--kwc-fg);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
	.kwc-tool { --kwc-bg: #111827; --kwc-fg: #f3f4f6; --kwc-muted: #9ca3af; --kwc-border: #374151; --kwc-card: #1f2937; }
}
.kwc-label { display: block; font-weight: 600; margin-bottom: .5rem; }
.kwc-label-sm { display: block; font-size: .82rem; font-weight: 600; margin-bottom: .25rem; }
.kwc-textarea, .kwc-select, .kwc-search { box-sizing: border-box; padding: .6rem .8rem; border: 1px solid var(--kwc-border); border-radius: 8px; font-size: .95rem; background: var(--kwc-bg); color: var(--kwc-fg); font-family: inherit; }
.kwc-textarea { width: 100%; resize: vertical; min-height: 9rem; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .88rem; }
.kwc-select { width: 100%; }
.kwc-textarea:focus-visible, .kwc-select:focus-visible, .kwc-search:focus-visible, .kwc-btn:focus-visible { outline: 2px solid var(--kwc-primary); outline-offset: 1px; }
.kwc-hint { margin: .4rem 0 0; font-size: .82rem; color: #fff; }
.kwc-options { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: .75rem; margin-top: 1rem; }
.kwc-btn-row { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1rem; }
.kwc-btn { padding: .65rem 1.1rem; border-radius: 8px; border: 1px solid var(--kwc-border); font-size: 1rem; cursor: pointer; background: var(--kwc-bg); color: var(--kwc-fg); display: inline-flex; align-items: center; gap: .5rem; }
.kwc-btn-primary { background: var(--kwc-primary); border-color: var(--kwc-primary); color: #fff; font-weight: 600; }
.kwc-btn-primary:disabled { opacity: .7; cursor: not-allowed; }
.kwc-btn-ghost { background: transparent; }
.kwc-spinner { width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.5); border-top-color: #fff; border-radius: 50%; animation: kwc-spin .7s linear infinite; }
@keyframes kwc-spin { to { transform: rotate(360deg); } }
.kwc-caveat { margin: .9rem 0 0; padding: .65rem .85rem; font-size: .82rem; line-height: 1.5; color: var(--kwc-muted); background: var(--kwc-card); border: 1px solid var(--kwc-border); border-radius: 8px; }
.kwc-error { margin-top: .75rem; padding: .75rem 1rem; border-radius: 8px; background: rgba(220,38,38,.1); color: var(--kwc-bad); font-size: .9rem; }
.kwc-muted { color: #fff; font-size: .85rem; margin: 0 0 .75rem; }
.kwc-empty { padding: .8rem 1rem; border: 1px dashed var(--kwc-border); border-radius: 8px; color: var(--kwc-muted); font-size: .9rem; }
#kwc-clusters{
	display: grid;
  	grid-template-columns: repeat(2, minmax(0, 1fr));
  	gap: 12px;
	margin-bottom: 10px;
}
.kwc-results { margin-top: 2rem; }
.kwc-summary-row { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: .25rem; }
.kwc-results-title { margin: 0; font-size: 1.2rem; }
.kwc-actions { margin-left: auto; display: flex; gap: .5rem; flex-wrap: wrap; }
.kwc-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: .6rem; margin-bottom: 1rem; }
.kwc-card { background: var(--kwc-card); border: 1px solid var(--kwc-border); border-top: 4px solid var(--kwc-border); border-radius: 8px; padding: .6rem .8rem; }
.kwc-card-ok { border-top-color: var(--kwc-ok); } .kwc-card-warn { border-top-color: var(--kwc-warn); }
.kwc-card-num { font-size: 1.5rem; font-weight: 700; line-height: 1.1; }
.kwc-card-label { font-size: .76rem; color: var(--kwc-muted); margin-top: .15rem; }

.kwc-toolbar { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: .75rem; }
.kwc-search { flex: 1 1 200px; min-width: 0; }
.kwc-select-sm { width: auto; }

.kwc-cluster { border: 1px solid var(--kwc-border); border-radius: 8px; background: var(--kwc-card); }
.kwc-cluster-ug { border-style: dashed; }
.kwc-cluster-sum { display: flex; align-items: center; justify-content: space-between; gap: .6rem; padding: .65rem .85rem; cursor: pointer; flex-wrap: wrap; }
.kwc-cluster-title { display: flex; flex-direction: column; min-width: 0; }
.kwc-cluster-name { font-weight: 600; word-break: break-word; }
.kwc-cluster-parent { font-size: .76rem; color: var(--kwc-muted); }
.kwc-cluster-meta { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.kwc-cluster-count { font-size: .78rem; color: var(--kwc-muted); white-space: nowrap; }
.kwc-cluster-body { padding: 0 .85rem .8rem; }
.kwc-note-line { margin: 0 0 .5rem; padding: .4rem .6rem; font-size: .8rem; line-height: 1.45; border-left: 4px solid var(--kwc-warn); background: var(--kwc-bg); border-radius: 4px; }
.kwc-kw { display: flex; align-items: baseline; gap: .6rem; flex-wrap: wrap; padding: .35rem 0; border-bottom: 1px solid var(--kwc-border); font-size: .88rem; }
.kwc-kw:last-child { border-bottom: none; }
.kwc-kw-text { flex: 1 1 200px; min-width: 0; word-break: break-word; }
.kwc-kw-var { flex-basis: 100%; font-size: .74rem; color: var(--kwc-muted); word-break: break-word; }
.kwc-kw-vol { min-width: 3.5rem; text-align: right; font-variant-numeric: tabular-nums; color: var(--kwc-muted); }
.kwc-intent { padding: .08rem .5rem; border-radius: 999px; font-size: .68rem; font-weight: 700; color: #fff; background: var(--kwc-muted); white-space: nowrap; }
.kwc-intent-informational { background: var(--kwc-info); } .kwc-intent-commercial { background: var(--kwc-purple); } .kwc-intent-transactional { background: var(--kwc-ok); }
.kwc-intent-local { background: var(--kwc-warn); } .kwc-intent-navigational { background: var(--kwc-primary); }

@media (max-width: 480px) {
	.kwc-actions { margin-left: 0; width: 100%; }
}
@media print {
	.kwc-input-row, .kwc-actions, .kwc-toolbar { display: none !important; }
}