.afb-trigger,.afb-dialog{--afb-ink:var(--am-ink,#16191d);--afb-text:var(--am-text,#262b31);--afb-muted:var(--am-muted,#5d6670);--afb-line:var(--am-line,#d6dbe1);--afb-surface:var(--am-surface,#fff);--afb-bg:var(--am-bg,#f7f8fa);--afb-accent:var(--am-accent,#3a4656);--afb-accent-soft:var(--am-accent-soft,#e9edf2);font-family:var(--am-sans,system-ui, -apple-system, "Segoe UI", sans-serif)}.afb-trigger{border:1px solid var(--afb-line);background:var(--afb-surface);min-height:40px;color:var(--afb-ink);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:8px 14px;font-size:14px;font-weight:600;display:inline-flex}.afb-trigger svg{color:var(--afb-accent)}.afb-trigger:hover{border-color:var(--afb-accent)}.afb-trigger[aria-expanded=true]{background:var(--afb-accent-soft);border-color:var(--afb-accent)}.afb-trigger:focus-visible,.afb-dialog button:focus-visible,.afb-dialog input:focus-visible,.afb-body:focus-visible{outline:2px solid var(--afb-accent);outline-offset:2px}.afb-dialog{box-sizing:border-box;background:var(--afb-surface);width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;color:var(--afb-text);border:0;margin:0;padding:0;overflow:hidden}.afb-dialog::backdrop{background:#080c1273}@media (min-width:900px){.afb-dialog{border-left:1px solid var(--afb-line);z-index:60;width:min(560px,44vw);position:fixed;inset:0 0 0 auto;box-shadow:-18px 0 40px #0a101824}html[data-afb-side=open] body{box-sizing:border-box;padding-right:min(560px,44vw)}}.afb-panel{grid-template-rows:auto auto minmax(0,1fr) auto;height:100%;display:grid}.afb-head{justify-content:space-between;align-items:center;gap:12px;padding:14px 16px 6px;display:flex}.afb-head h2{font-family:var(--am-serif,Georgia, serif);color:var(--afb-ink);margin:0;font-size:22px;font-weight:500}.afb-close{border:1px solid var(--afb-line);min-height:40px;color:var(--afb-ink);font:inherit;cursor:pointer;background:0 0;border-radius:999px;padding:6px 14px;font-size:14px}.afb-controls{border-bottom:1px solid var(--afb-line);gap:8px;padding:4px 16px 10px;display:grid}.afb-search{box-sizing:border-box;border:1px solid var(--afb-line);background:var(--afb-bg);width:100%;min-height:40px;color:var(--afb-ink);font:inherit;border-radius:8px;padding:8px 12px;font-size:15px}.afb-filters{flex-wrap:wrap;gap:6px;display:flex}.afb-filter{border:1px solid var(--afb-line);min-height:34px;color:var(--afb-text);font:inherit;cursor:pointer;background:0 0;border-radius:999px;padding:4px 12px;font-size:13px}.afb-filter[aria-pressed=true]{background:var(--afb-accent);border-color:var(--afb-accent);color:var(--afb-surface)}.afb-legend{color:var(--afb-muted);flex-wrap:wrap;gap:4px 14px;margin:0;font-size:12px;display:flex}.afb-chip{white-space:nowrap;border:1px solid var(--afb-accent);border-radius:999px;padding:0 8px;font-size:12px;font-weight:600;line-height:20px;display:inline-block}.afb-chip[data-status=given]{background:var(--afb-accent);color:var(--afb-surface)}.afb-chip[data-status=recall]{color:var(--afb-accent);background:0 0}.afb-chip[data-status=derive]{color:var(--afb-accent);background:0 0;border-style:dashed}.afb-body{overscroll-behavior:contain;padding:6px 16px 16px;overflow-y:auto}.afb-empty{color:var(--afb-muted);font-size:14px}.afb-section h3{color:var(--afb-ink);margin:16px 0 6px;font-size:15px}.afb-section h3 small{color:var(--afb-muted);margin-left:4px;font-size:12px;font-weight:400}.afb-section ul{gap:6px;margin:0;padding:0;list-style:none;display:grid}.afb-entry{border:1px solid var(--afb-line);background:var(--afb-surface);border-radius:8px;min-width:0;padding:8px 10px}.afb-entry[data-status=recall],.afb-entry[data-status=derive]{background:var(--afb-bg)}.afb-entry-head{color:var(--afb-text);justify-content:space-between;align-items:baseline;gap:8px;font-size:14px;display:flex}.afb-name{min-width:0}.afb-math{max-width:100%;font-size:15px;overflow:auto hidden}.afb-math .katex-display{text-align:left;margin:6px 0 2px}.afb-note{color:var(--afb-muted);margin:2px 0 0;font-size:13px}.afb-foot{border-top:1px solid var(--afb-line);color:var(--afb-muted);padding:8px 16px 12px;font-size:12px}.afb-foot p{margin:0}.afb-foot a{color:var(--afb-accent)}.afb-visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.afb-row{flex-wrap:wrap;gap:8px;margin:4px 0 12px;display:flex}