:root{font-family:system-ui,sans-serif;color:#203e31;background:#f4f5ec;line-height:1.6}*{box-sizing:border-box}body{margin:0}header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 5%;border-bottom:1px solid #d7dfd0;background:#fffef6}nav{display:flex;gap:20px;align-items:center}a{color:#216b53}main{max-width:1180px;margin:40px auto;padding:0 22px}h1{font:42px Georgia,serif;margin:10px 0}h2{font-size:25px}h3{font-size:16px}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;border:1px solid #b4c9ae;background:#e9efdf;padding:10px 15px;border-radius:8px;min-height:44px}button:disabled{opacity:.6;cursor:wait}.primary{background:#216b53;color:white}label{display:block;font-size:13px;font-weight:650;margin:10px 0}input,select,textarea{display:block;width:100%;border:1px solid #b7c9ad;border-radius:7px;padding:10px;background:#fffef9}input[type=checkbox]{display:inline-block;width:20px;height:20px;vertical-align:middle;accent-color:#216b53}.toolbar,.review-fields{display:flex;gap:18px;align-items:end}.toolbar label{flex:1}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;background:white;font-size:13px}th,td{border-bottom:1px solid #d4dfcf;padding:14px;text-align:left}td small{display:block;color:#647362}.sent{background:#e6f1df}.small,small{font-size:12px;color:#647362}.card,#detail{padding:25px;border:1px solid #d3decc;border-radius:14px;background:#fffef9;margin:25px 0}#signin{max-width:450px}.eyebrow{font-size:11px;font-weight:bold;letter-spacing:2px;color:#216b53}.paging,.actions,.detail-head{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:20px 0}.callout{padding:20px;background:#edf1da;border-radius:10px}.callout p{font-size:13px}.answer{border-top:1px solid #d3decc;padding:18px 0}blockquote{white-space:pre-wrap;margin:12px 0;background:#edf3e9;padding:18px;border-left:3px solid #80a96b}.review-fields label:last-child{flex:1}#notice:not(:empty){padding:15px;border:1px solid #c8d29e;background:#f4efcd;border-radius:8px}details{margin:20px 0}summary{cursor:pointer;font-weight:bold}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #cb8c35;outline-offset:3px}textarea{resize:vertical}.confirm{margin:25px 0}[hidden]{display:none!important}@media(max-width:720px){header,nav,.toolbar,.detail-head,.actions{flex-wrap:wrap}.toolbar label{min-width:100%}main{margin-top:20px}.review-fields{align-items:stretch;flex-direction:column}.actions button{width:100%}}@media print{header,#signin,#inbox,#notice,.actions,.confirm,.callout button,#close-detail{display:none}main{margin:0;padding:0}#detail{border:0;margin:0;padding:0}textarea{border:0;field-sizing:content}select{appearance:none;border:0}.answer{break-inside:avoid}}
/* Cross-investigation personal notebooks. */
.notebook-inbox{margin:30px 0 45px;padding:25px;border:1px solid #cbd8c4;border-radius:14px;background:#fffef9}.section-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:12px 0}.section-heading h2,.section-heading h3{margin:0}.section-heading .eyebrow{margin:0 0 5px}.section-tag{padding:6px 11px;border-radius:20px;background:#edf1da;color:#365b36;font-size:12px}.notebook-inbox .paging{margin-bottom:0}#notebook-detail{border:2px solid #8fac79;padding:25px}#notebook-detail-title:focus{outline:none}.notebook-review-note{padding:18px 20px;border-radius:10px;background:#edf1da}.notebook-review-note p{margin:6px 0 12px;font-size:14px}.notebook-view-controls{display:flex;align-items:flex-end;gap:14px;margin-top:15px}.notebook-view-controls label{flex:1;min-width:0;margin-bottom:0}.notebook-view-controls label:first-child{flex:1.5}.notebook-view-controls select{max-width:100%}.notebook-view-controls button{flex-shrink:0}.notebook-page-heading{padding:16px 20px;border:1px solid #d3decc;border-bottom:0;border-radius:10px 10px 0 0;background:#eaf0e3}.notebook-page-heading h3{font:22px Georgia,serif;margin:0}.notebook-page-heading p{font-size:13px;margin:3px 0 0}.notebook-preview-scroll{max-width:100%;max-height:680px;overflow:auto;border:1px solid #cdd8c5;background:#f5f2e5;border-radius:0 0 10px 10px;overscroll-behavior:contain}.notebook-reading-canvas{display:grid;gap:16px;padding:20px}.notebook-view-block{border:1px solid #d9d9bd;border-radius:8px;background:#fffef9;padding:18px;overflow-wrap:anywhere;min-width:0}.notebook-view-block p{margin:8px 0}.notebook-note-text{white-space:pre-wrap}.notebook-view-block figure{margin:0}.notebook-view-block img{display:block;max-width:100%;max-height:480px;object-fit:contain;border-radius:4px;margin:auto}.notebook-view-block figcaption{margin-top:12px;font-size:13px;white-space:pre-wrap}.notebook-source{border-top:1px solid #e1e2d0;padding-top:10px;color:#637257;font-size:11px;white-space:normal}.notebook-vocabulary-label{font-size:10px;font-weight:bold;letter-spacing:1.5px;color:#6c6283}.notebook-block-vocabulary{background:#f4f0fa;border-color:#dcd2e8}.notebook-block-vocabulary h4{font:22px Georgia,serif;margin:3px 0 8px;color:#534a6a}.notebook-mark-yellow{background:#fff09a}.notebook-mark-green{background:#cef0b9}.notebook-mark-blue{background:#cce7ff}.notebook-mark-pink{background:#ffd7e7}.notebook-view-block mark{color:inherit;border-radius:2px}.notebook-layout-canvas{position:relative;background:linear-gradient(#6982530e 1px,transparent 1px),linear-gradient(90deg,#6982530e 1px,transparent 1px);background-size:24px 24px}.notebook-layout-canvas .notebook-view-block{position:absolute;margin:0;overflow:auto;box-shadow:0 3px 8px #2836200b}.notebook-layout-canvas .notebook-view-block img{max-height:100%;height:auto}.notebook-empty-page{padding:30px;color:#647362}.notebook-score-fields{display:flex;gap:20px}.notebook-score-fields label{max-width:170px;flex:1}#notebook-review-form{padding-top:22px;margin-top:26px;border-top:1px solid #cbd8c4}#notebook-review-form .actions{justify-content:flex-start;align-items:center}#notebook-review-status:not(:empty){padding:13px 16px;background:#edf1da;border-radius:8px}#notebook-published-feedback{background:#edf1da;padding:18px 22px;margin-top:20px;border-radius:10px}#notebook-published-feedback h3{margin:0}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:720px){.notebook-inbox,#notebook-detail{padding:16px}.section-heading{align-items:flex-start;flex-direction:column}.notebook-view-controls{flex-direction:column;align-items:stretch}.notebook-view-controls label{width:100%}.notebook-view-controls button{align-self:flex-start}.notebook-reading-canvas{padding:12px;gap:12px}.notebook-view-block{padding:14px}.notebook-score-fields{gap:12px}.notebook-score-fields label{max-width:none}.notebook-inbox .paging{flex-wrap:wrap}.notebook-inbox .paging span{order:-1;width:100%}.notebook-inbox .paging button{flex:1}.section-tag{font-size:11px}#notebook-review-form .actions{align-items:stretch;flex-direction:column}.notebook-preview-scroll{max-height:600px}}
@media print{#notebooks,#notebook-detail,#submission-heading{display:none!important}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
/* Explicit notebook access is separate from the legacy investigation inbox. */
.notebook-access-status:not(:empty){padding:12px 15px;border-left:3px solid #8fac79;background:#f0f3e7;font-size:13px}.notebook-admin{border-color:#b7c7d3;background:#fafcfd}.notebook-admin .eyebrow{color:#365f79}.notebook-admin>p{font-size:14px}.notebook-admin fieldset{margin:20px 0 10px;padding:12px 18px;border:1px solid #bbcbd5;border-radius:10px}.notebook-admin legend{font-weight:650;font-size:14px;padding:0 6px}#notebook-assignment-teacher-options{display:flex;flex-wrap:wrap;gap:10px 22px}#notebook-assignment-teacher-options label{margin:5px 0}.assignment-select-label{display:flex;align-items:center;gap:8px;margin:0;font-size:12px;white-space:nowrap}.assignment-select-label input{flex-shrink:0}.notebook-assignment-preview{margin-top:22px;padding:18px;border:2px solid #9cad83;border-radius:10px;background:#f4f7ed}.notebook-assignment-preview h3{margin-top:0;font-size:18px}.notebook-assignment-preview .actions{justify-content:flex-start}.assignment-grant,.assignment-revoke{display:block;font-size:12px}.assignment-grant{color:#216b53}.assignment-revoke{color:#8c352c}#notebook-assignment-status:not(:empty){padding:10px 13px;background:#edf2f5;border-radius:7px;font-size:13px}.notebook-admin input[type=checkbox]{margin:0 5px 0 0;flex-shrink:0}
@media(max-width:720px){.notebook-admin{padding:16px}.notebook-assignment-preview{padding:12px}.notebook-admin .paging{flex-wrap:wrap}.notebook-admin .paging span{order:-1;width:100%}.notebook-admin .paging button{flex:1}.notebook-admin table{min-width:490px}.notebook-admin .section-heading button{width:100%}}
@media print{#notebook-admin,#notebook-access-status{display:none!important}}