.subject-hub-grid{--subject-card-rows:4;--subject-link-rows:3}.subject-hub-card{display:grid;grid-template-rows:subgrid;grid-row:span var(--subject-card-rows);gap:0;min-width:0}.subject-hub-card>h2{margin:0}.subject-hub-links{display:grid;grid-template-rows:subgrid;grid-row:span var(--subject-link-rows);padding:10px}.subject-hub-link>span{min-width:0;overflow-wrap:anywhere}.subject-hub-example{margin-top:24px;border-top:1px solid #e3edf3;padding-top:24px;color:#333;line-height:1.7}.subject-hub-example h2{font-size:1.4rem;color:#2c3e50;margin:0 0 12px}.subject-hub-example p{margin:0 0 16px}.subject-hub-formula{display:inline-block;padding:12px 16px;border:1px solid #d8e6ef;border-radius:12px;background:linear-gradient(180deg,#f8fcff,#eef6fb);font-size:1.1rem;font-weight:700;color:#2c3e50;overflow-wrap:anywhere}.subject-hub a:focus-visible{outline:3px solid #b57b04;outline-offset:3px}