.pstm-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.pstm-card,.pstm-row,.pstm-question,.pstm-review{border:1px solid #e3e7ee;border-radius:10px;padding:20px;background:#fff}.pstm-card h3{margin-top:0}.pstm-price{font-size:20px;font-weight:700}.pstm-btn{display:inline-block;background:#1d4ed8;color:#fff!important;padding:10px 16px;border-radius:7px;text-decoration:none;border:0;cursor:pointer}.pstm-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.pstm-badge{background:#eee;padding:7px 10px;border-radius:6px}.pstm-notice{padding:15px;background:#fff4ce;border-left:4px solid #eab308}.pstm-test-head{display:flex;justify-content:space-between;align-items:center;gap:20px;position:sticky;top:0;background:#fff;padding:12px 0;z-index:2}.pstm-timer{font-size:22px;font-weight:800;background:#111827;color:#fff;padding:8px 14px;border-radius:8px}.pstm-question{margin:18px 0}.pstm-question label{display:block;padding:9px;border-radius:6px}.pstm-question label:hover{background:#f3f4f6}.pstm-score{margin-top:25px}.pstm-review{margin:12px 0}.pstm-review p{margin:8px 0}@media(max-width:600px){.pstm-row{flex-direction:column;align-items:flex-start;gap:12px}.pstm-test-head{align-items:flex-start}.pstm-timer{font-size:18px}}