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fieldset.options{border:0;padding:0}
/* V2：沿用用户提供的深绿、奶油色点阵与圆角卡片风格。 */
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.sr-only{position:static;width:auto;height:auto;clip:auto;margin:10px 0;white-space:normal}.report-note{font-size:10px}}

.analysis-panel{margin:20px 0 24px;border:1px solid #d3e2d7;border-radius:16px;background:#f8fbf6;padding:20px 22px;font-size:14px;line-height:1.85}.analysis-panel h2{font-size:17px;line-height:1.5;margin-bottom:14px}.analysis-panel h3{font-size:15px;margin:18px 0 8px}.analysis-panel ol{padding-left:22px;margin:10px 0}.analysis-panel li{padding:4px 0}.analysis-panel p{margin-bottom:12px}.analysis-panel p:last-child{margin-bottom:0}.analysis-panel>summary{font-size:15px!important;color:var(--green)!important;min-height:30px}.selected-analysis{border-bottom:1px solid #d9e4da;padding-bottom:14px;color:#6b4e2b}.analysis-takeaway{background:#e8f1e8;border-radius:10px;padding:12px 14px;margin-top:16px}.teacher-analysis{background:#fafbf7;font-size:13px}.retry-analysis{border-color:#dcca9f;background:#fffcf4}.student-view .analysis-panel+.actions{margin-top:8px}@media(max-width:540px){.analysis-panel{padding:17px;font-size:13px}.analysis-panel h2{font-size:16px}}

.classroom-access{display:grid;grid-template-columns:1fr 1.4fr;gap:28px;margin-bottom:20px;background:#ffffffce}.room-code-display{display:block;font:36px/1.5 Georgia,serif;letter-spacing:.2em;color:var(--green)}.student-share{display:grid;gap:8px;grid-template-columns:1fr auto;align-items:center}.student-share label,.student-share #copy-message{grid-column:1/-1}.student-share input{border:1px solid var(--line);border-radius:9px;padding:11px;min-width:0;width:100%;font-size:12px;color:var(--ink);background:#fff}.room-entry{max-width:500px;margin:24px 0}.room-entry label{display:block;margin-bottom:12px;font-weight:700}.room-entry input{display:block;border:1px solid var(--line);border-radius:12px;padding:14px;width:100%;font:30px/1.4 Georgia,serif;letter-spacing:.18em;margin-bottom:20px;color:var(--green)}.room-entry p{margin-top:18px;margin-bottom:0}#archives-list{margin-top:16px}@media(max-width:760px){.classroom-access{grid-template-columns:1fr;gap:20px}.room-code-display{font-size:32px}.student-share{grid-template-columns:1fr}.student-share label,.student-share #copy-message{grid-column:auto}}

/* V2.2：各组提交后的答题诊断。 */
.answer-overview{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.needs-review{background:#fff0dc;color:#795015}.group-review-item{border-top:1px solid var(--line);padding-top:18px;margin-top:18px}.group-review-item h3{margin-bottom:8px}.group-review-item p{margin-bottom:10px}.group-diagnosis-report{padding:20px 0;border-bottom:1px solid var(--line)}.group-diagnosis-report:last-child{border-bottom:0}.diagnosis-note{margin-top:20px;margin-bottom:0}@media print{.group-diagnosis-report>*{display:block!important}.group-diagnosis-report{break-inside:avoid}}