.parent-link{font-size:13px;color:var(--muted);text-decoration:none}.subject-grid,.test-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.subject-card{background:white;border:1px solid var(--line);padding:25px;border-radius:20px;text-align:left;color:var(--ink)}.subject-card strong{font-size:24px;display:block;margin:7px 0}.subject-card span{font-size:13px;color:var(--muted)}.test-card{background:white;border:1px solid var(--line);padding:22px;border-radius:16px}.test-card p{font-size:14px;color:var(--muted)}.subject-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:25px}.svg-image{width:100%;height:100%;max-height:320px;object-fit:contain}.answer-options{display:grid;gap:10px;margin:14px 0}.option{display:flex;align-items:flex-start;gap:12px;border:1px solid #d4dce8;border-radius:11px;padding:13px 16px;cursor:pointer;background:#fcfdff}.option:has(input:checked){background:#e7efff;border-color:#2863de}.option input{accent-color:#2863de;margin:5px 0 0}.matching label{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:15px;margin:12px 0}.matching select,select{font:inherit;border:1px solid #c7d0dd;border-radius:8px;padding:9px;background:white;max-width:100%}textarea{font:inherit;width:100%;border:1px solid #c7d0dd;border-radius:9px;padding:12px;resize:vertical}.lesson-copy p{font-size:16px;line-height:1.7}.lesson-copy .test-diagram{height:310px}.passage{background:#f4f6fa;border-left:3px solid #92aee7;padding:18px;white-space:normal;margin:15px 0;font-size:16px;line-height:1.8}.practice-box{margin-top:24px}.practice-feedback{background:#edf4ff;padding:15px;border-radius:12px;margin-top:14px}.pending{background:#fff3df;border-radius:9px;padding:12px;font-size:14px}.parent-main{max-width:1280px}.parent-nav{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.parent-nav button{padding:10px 16px;border-radius:9px;background:white;border:1px solid #d4dce8;font-size:13px}.parent-nav button.active{background:#202939;color:white}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:20px 0}.stat{border:1px solid var(--line);border-radius:12px;padding:16px;background:white}.stat strong{display:block;font-size:27px}.stat span{font-size:12px;color:var(--muted)}.scroll-table{overflow:auto}.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:18px 0}.toolbar input{font:inherit;padding:9px;border:1px solid #c7d0dd;border-radius:8px}.badge{font-size:11px;background:#edf1f7;border-radius:6px;padding:4px 7px;display:inline-block}.badge.draft{background:#fff3df}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid label,.field{font-size:13px;font-weight:600;display:block}.form-grid input,.field input{display:block;width:100%;font:inherit;padding:10px;border:1px solid #c7d0dd;border-radius:8px;margin:5px 0}.form-grid textarea{margin-top:6px}.full{grid-column:1/-1}.editor{background:white;border:1px solid var(--line);padding:24px;border-radius:16px;margin:18px 0}.editor h2{font-size:21px}.editor label{line-height:1.5}.question-list{display:flex;flex-wrap:wrap;gap:6px;margin:15px 0}.question-list button{padding:9px 12px;background:#edf2fb;border-radius:6px}.question-list button.active{background:#2863de;color:white}.source-list{max-height:150px;overflow:auto;font-size:12px;background:#f6f7f9;padding:12px;border-radius:8px}.rubric{font-size:13px;background:#f6f7f9;padding:12px;border-radius:8px;white-space:pre-wrap}.error-box{background:#fcecef;border:1px solid #edc2cb;border-radius:12px;padding:18px;color:#822636}.schedule{display:flex;flex-wrap:wrap;gap:10px;margin:15px 0}.schedule div{padding:12px 17px;border-radius:10px;background:#f0f3f9;font-size:12px}.small-button{padding:7px 10px;background:#edf2fb;border-radius:7px;color:#234fa8;cursor:pointer;white-space:nowrap}.muted{color:var(--muted)}.review-row{border:1px solid #e4e6eb;padding:18px;border-radius:12px;margin:12px 0}.review-row input[type=number]{font:inherit;padding:8px;width:100px;border:1px solid #c7d0dd;border-radius:7px}.tabs-wrap{margin-top:25px}.preview-banner{background:#fff3df;color:#785326;padding:12px 18px;border-radius:10px;font-size:13px;margin-bottom:20px}.link{color:#2863de}.upload-control{display:block;margin:15px 0}.hidden{display:none!important}@media(max-width:800px){nav{gap:0}nav button{padding:8px 10px;font-size:12px}.brand{font-size:18px}.parent-link{font-size:11px}.stats{grid-template-columns:1fr 1fr}.test-grid{grid-template-columns:1fr}}@media(max-width:560px){.subject-grid,.form-grid{grid-template-columns:1fr}.site-header{flex-wrap:wrap}.site-header nav{order:2;width:100%;justify-content:center}.parent-link{margin-left:auto}.full{grid-column:auto}.subject-card strong{font-size:21px}.question-card{padding:18px}.matching label{grid-template-columns:1fr}.test-diagram{height:200px}.subject-heading{display:block}.stats{gap:8px}.stat{padding:12px}.parent-main{padding:22px 14px}}
.slider-label{display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px}.slider-label input[type=range]{grid-column:1/-1;width:100%;min-width:0}.slider-label output{white-space:nowrap}

.acknowledgement{margin-top:24px}.acknowledgement label{display:flex;gap:12px;align-items:flex-start;line-height:1.7}.acknowledgement input[type=checkbox]{margin-top:7px;flex-shrink:0}.acknowledgement button{margin-top:18px}nav button:disabled,.parent-link[aria-disabled=true]{opacity:.45;cursor:not-allowed}.parent-link[aria-disabled=true]{pointer-events:none}

.demo-banner{max-width:1120px;margin:12px auto;padding:12px 20px;background:#edf3ff;border:1px solid #cad9f5;border-radius:12px;font-size:13px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px}.demo-banner span{color:#52627a}