.cmx-mention-box{z-index:99999;max-width:340px;background:var(--cmx-card,#ffffff);border:1px solid var(--cmx-border,#d9e2ef);border-radius:0;box-shadow:0 14px 32px rgba(15,23,42,.16);padding:6px;color:var(--cmx-text,#172033)}
.cmx-mention-hint{font-size:11px;color:var(--cmx-muted,#667085);padding:4px 8px 6px;font-weight:700}
.cmx-mention-list{max-height:190px;overflow:auto;display:grid;gap:4px}
.cmx-mention-item{padding:8px 10px;border-radius:0;cursor:pointer;background:transparent;color:var(--cmx-text,#172033)}
.cmx-mention-item:hover,.cmx-mention-item.is-active{background:var(--cmx-accent-soft,#eef4ff);color:var(--cmx-accent-hover,var(--cmx-accent,#1d4f91))}
.cmx-mention-name{font-weight:800}
a.mention{font-weight:700;text-decoration:none;color:var(--cmx-link,var(--cmx-accent,#1d4f91))}
a.mention:hover{text-decoration:underline}