.knowledge-tool-overlay{position:fixed;inset:0;z-index:11000;background:#000a;display:flex;align-items:center;justify-content:center;padding:24px}
.knowledge-tool-dialog{width:min(900px,100%);max-height:90vh;overflow:auto;background:var(--bg-card,#111722);border:1px solid var(--border-color,#303a49);border-radius:16px;color:var(--text-primary,#e5e7eb);box-shadow:0 24px 80px #0008}
.knowledge-tool-dialog header{position:sticky;top:0;background:var(--bg-card,#111722);display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border-color,#303a49);z-index:1}
.knowledge-tool-dialog h3{margin:0}.knowledge-tool-body{padding:24px}.knowledge-tool-body label,.knowledge-extra-fields label{display:block;margin:16px 0;font-size:13px}
.knowledge-tool-body input,.knowledge-tool-body select,.knowledge-tool-body textarea,.knowledge-extra-fields input:not([type=checkbox]),.knowledge-extra-fields textarea{box-sizing:border-box;display:block;width:100%;margin:8px 0;padding:10px 12px;border:1px solid var(--border-color,#303a49);border-radius:8px;background:var(--bg-dark,#090d13);color:inherit;font:inherit}
.knowledge-tool-body p,.knowledge-result{overflow-wrap:anywhere;white-space:pre-wrap;line-height:1.6}.knowledge-tool-muted,.knowledge-result small{color:var(--text-secondary,#9ca3af);font-size:12px}.knowledge-result{padding:14px 16px;margin:12px 0;border:1px solid var(--border-color,#303a49);border-radius:10px}.knowledge-result p{margin:8px 0}
.knowledge-tool-body details,.knowledge-extra-fields{padding:12px 16px;margin:16px 0;border:1px solid var(--border-color,#303a49);border-radius:10px}.knowledge-tool-body summary,.knowledge-extra-fields summary{cursor:pointer;color:#80cbb9;font-size:13px}
.knowledge-extra-fields .knowledge-date-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}#kb-save-feedback,#kb-review-wrap{color:#fbbf24;font-size:13px;line-height:1.6;overflow-wrap:anywhere}#kb-review-confirmed{width:auto!important;display:inline!important;margin-right:8px}
.category-empty-group{grid-column:1/-1;padding:16px;border:1px dashed var(--border-color,#303a49);border-radius:12px}.category-empty-group summary{cursor:pointer;color:var(--text-secondary,#9ca3af);margin-bottom:12px}.category-card-actions{flex-wrap:wrap;gap:8px}
@media(max-width:600px){.knowledge-tool-overlay{padding:10px}.knowledge-tool-body{padding:16px}.knowledge-extra-fields .knowledge-date-grid{grid-template-columns:1fr;gap:0}}