.knowledge-toolbar{border:1px solid var(--glass-border);background:var(--glass-surface);box-shadow:var(--glass-shadow);backdrop-filter:blur(16px);border-radius:18px;margin-bottom:1.25rem;padding:1.35rem}.knowledge-search-label{color:var(--text);margin-bottom:.6rem;font-size:.82rem;font-weight:650;display:block}.knowledge-search-field{border:1px solid var(--border-strong);color:var(--muted);background:var(--glass-surface);border-radius:11px;align-items:center;gap:.75rem;padding:0 .95rem;transition:box-shadow .2s,border-color .2s;display:flex}.knowledge-search-field:focus-within{border-color:var(--muted);box-shadow:var(--shadow)}.knowledge-search-field svg{flex-shrink:0}.knowledge-search-field input{width:100%;min-width:0;min-height:48px;box-shadow:none;color:var(--text);font:inherit;background:0 0;border:0;border-radius:0;padding:.7rem 0;font-size:1rem}.knowledge-search-field input:focus{box-shadow:none;outline:none}.knowledge-search-field input::placeholder{color:var(--muted);opacity:1}.knowledge-toolbar-footer{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.85rem;margin-top:1rem;display:flex}.knowledge-result-count{color:var(--muted);font-variant-numeric:tabular-nums;margin:0;font-size:.78rem}.knowledge-answer-actions,.knowledge-filters{flex-wrap:wrap;gap:.4rem;display:flex}.knowledge-answer-actions button,.knowledge-filters button,.knowledge-reset{appearance:none;border:1px solid var(--border-strong);background:var(--glass-surface);min-height:44px;color:var(--muted);font:inherit;cursor:pointer;border-radius:9px;padding:.6rem .85rem;font-size:.78rem;font-weight:550;transition:border-color .2s,background .2s,color .2s}.knowledge-answer-actions button:hover,.knowledge-filters button:hover,.knowledge-reset:hover{border-color:var(--accent);background:var(--surface-hover);color:var(--text)}.knowledge-filters button[aria-pressed=true]{border-color:var(--accent);background:var(--accent-soft);color:var(--accent);box-shadow:var(--shadow)}.knowledge-answer-actions button:focus-visible,.knowledge-filters button:focus-visible,.knowledge-reset:focus-visible{outline:2px solid var(--muted);outline-offset:3px}.knowledge-empty{text-align:center;border:1px dashed var(--border-strong);background:var(--surface-muted);border-radius:16px;margin:1.25rem 0 3rem;padding:2.5rem 1.5rem}.knowledge-empty h2{margin-bottom:.5rem;font-size:1.25rem}.knowledge-empty p{color:var(--muted);font-size:.9rem}.knowledge-reading-progress{margin:.6rem 0 1rem}.knowledge-reading-progress>div{color:var(--muted);font-variant-numeric:tabular-nums;justify-content:space-between;margin-bottom:.5rem;font-size:.7rem;display:flex}.knowledge-reading-progress progress{appearance:none;background:var(--accent-soft);width:100%;height:4px;color:var(--muted);border:0;border-radius:4px;display:block;overflow:hidden}.knowledge-reading-progress progress::-webkit-progress-bar{background:var(--accent-soft)}.knowledge-reading-progress progress::-webkit-progress-value{background:var(--muted);border-radius:4px}.knowledge-reading-progress progress::-moz-progress-bar{background:var(--muted);border-radius:4px}[data-knowledge-enhanced][hidden],[data-knowledge-empty][hidden],[data-knowledge-search] [hidden]{display:none!important}@media (width<=600px){.knowledge-toolbar{padding:1rem}.knowledge-toolbar-footer{align-items:flex-start}.knowledge-answer-actions button,.knowledge-filters button,.knowledge-reset{min-height:44px}.knowledge-filters{width:100%}}@media (prefers-reduced-motion:reduce){.knowledge-search-field,.knowledge-answer-actions button,.knowledge-filters button,.knowledge-reset{transition:none}}