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16px;max-width:1000px}.class-cards-bar .note{flex-basis:100%;margin:0}.class-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:12px;box-sizing:border-box;width:100%;max-width:1000px;margin:0 auto}.class-card{min-width:0;border:1px dashed var(--line-strong);border-radius:16px;padding:16px 18px;background:var(--bg-panel);color:var(--text);break-inside:avoid}.class-card-head{display:flex;justify-content:space-between;gap:8px;align-items:baseline;margin-bottom:8px}.class-card-name{font-weight:800;font-size:20px;line-height:1.2;overflow-wrap:anywhere}.class-card-class{color:var(--text-dim);font-size:13px;text-align:right}.class-card-body{display:flex;gap:12px;align-items:flex-start}.class-card-lines{display:grid;gap:4px;flex:1;min-width:0;font-size:14px}.class-card-code{font-family:var(--mono);font-size:18px;letter-spacing:.12em}.class-card-qr{width:88px;flex:none}.class-card-qr svg{width:88px;height:88px;display:block}@media 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