.v451Deep{display:flex;flex-direction:column;gap:10px;margin-top:12px}.v451Summary,.v451Block{border:1px solid var(--line);border-radius:15px;background:#fff;padding:14px}.v451Summary{display:flex;flex-direction:column;gap:4px}.v451Summary b{font-size:15px}.v451Summary span{font-size:12px;color:var(--muted)}.v451Summary.good{background:#f4fbf8;border-color:#d3eee3}.v451Summary.bad{background:#fff7f5;border-color:#f0d2cc}.v451Block h3{margin:0 0 8px;font-size:14px}.v451Block p{margin:0;font-size:13px;line-height:1.75;color:#444b57}.v451Block p+p{margin-top:8px}.v451Lead{margin:-2px 0 10px!important;font-size:12px!important;color:var(--muted)!important}.v451Core{background:#fbfcff}.v451WrongBlock{background:#fff9ed;border-color:#f0dfb9}.v451Options{display:flex;flex-direction:column;gap:9px}.v451OptionRow{padding:11px 12px;border:1px solid #edf0f3;border-radius:12px;background:#f8f9fb}.v451OptionRow.right{border-color:#cfeadd;background:#f3fbf7}.v451OptionRow.picked{border-color:#f0c3bd;background:#fff5f3}.v451OptionHead{display:flex;align-items:flex-start;gap:8px;justify-content:space-between}.v451OptionHead b{font-size:12px;line-height:1.58;flex:1}.v451OptionHead em{flex:0 0 auto;font-size:10px;font-style:normal;font-weight:700;border-radius:999px;padding:3px 7px;background:#eef1f5;color:#68707d}.v451OptionRow.right .v451OptionHead em{background:#def3e9;color:#217a58}.v451OptionRow.picked .v451OptionHead em{background:#f8ddd9;color:#b33a2f}.v451OptionRow>span{display:block;margin-top:6px;font-size:12px;line-height:1.72;color:#555d69}.v451Knowledge{display:flex;flex-direction:column;gap:10px}.v451Knowledge>h3{margin-bottom:0}.v451KnowledgeLine{display:grid;grid-template-columns:68px 1fr;gap:10px;align-items:start;padding-top:9px;border-top:1px solid #edf0f3}.v451KnowledgeLine:first-of-type{border-top:0;padding-top:0}.v451KnowledgeLine>b{font-size:11px;color:var(--primary);line-height:1.7}.v451KnowledgeLine>p{font-size:12px;line-height:1.7}.v451Related{padding:10px 0;border-top:1px solid #edf0f3}.v451Related:first-of-type{border-top:0;padding-top:0}.v451Related b,.v451Related span{display:block}.v451Related b{font-size:11px;color:var(--primary)}.v451Related span{margin-top:4px;font-size:12px;line-height:1.6;color:#4d5560}.v451Block a{display:inline-block;margin-top:9px;color:var(--primary);font-size:12px;font-weight:700;text-decoration:none}.questionCard .option.v451Correct{border-color:#72c3a4;background:#eefaf5}.questionCard .option.v451Correct .letter{background:#dff4eb}.questionCard .option.v451Wrong{border-color:#e4a39a;background:#fff1ef}.questionCard .option.v451Wrong .letter{background:#f8dcd8}.v451Source{background:#fafbfe}@media(max-width:360px){.v451Summary,.v451Block{padding:12px}.v451OptionRow{padding:10px}.v451KnowledgeLine{grid-template-columns:60px 1fr}}