.gap21{margin:1.5rem 0;padding:1.25rem;border:1px solid var(--border,#d6d9de);border-radius:1rem;background:var(--surface,#fff)}.gap21-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:.9rem}.gap21-card{padding:1rem;border:1px solid var(--border,#d6d9de);border-radius:.8rem}.gap21-card h3{margin-top:0}.gap21-green{border-left:5px solid #27864a}.gap21-yellow{border-left:5px solid #c89b16}.gap21-red{border-left:5px solid #b53a36}.gap21-output{margin-top:1rem;padding:1rem;border-radius:.8rem;background:var(--surface-alt,#f4f6f8)}.gap21-sources{font-size:.94rem}.gap21-note{font-size:.92rem;opacity:.85}