.tabs{display:flex;gap:8px;margin-bottom:16px}.tabs a{padding:8px 13px;border-radius:8px;text-decoration:none;color:var(--muted);font-weight:700}.tabs a.active{background:#edf1ff;color:var(--blue)}tr.overdue td{background:#fff8f8}tr.overdue td:last-child{color:#c33;font-weight:700}