.resource-detail{width:100%;max-width:1000px;margin-inline:auto;min-width:0}.resource-detail h1{overflow-wrap:anywhere;margin-bottom:14px}.rd-breadcrumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px;margin-bottom:20px;color:var(--muted);overflow-wrap:anywhere}.rd-breadcrumbs a{display:inline-flex;align-items:center;min-height:44px}.rd-breadcrumbs [aria-current=page]{max-width:100%;font-size:13px}.rd-header{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px 20px;margin-bottom:24px;align-items:start}.rd-header>.tier{margin-top:5px}.rd-meta{display:flex;flex-wrap:wrap;gap:6px 12px;margin:0 0 12px;font-size:14px;font-weight:600;color:var(--brand)}.rd-description{max-width:760px;margin:0;font-size:16px;line-height:1.6}.rd-save-actions{grid-column:1/-1;display:flex;gap:8px;flex-wrap:wrap}.rd-save-actions .btn{min-height:44px;padding:8px 14px;font-size:14px}.rd-section{border:1px solid var(--line);border-radius:16px;background:#fff;padding:24px;margin-bottom:20px;min-width:0}.rd-section>h2,.rd-section-heading h2{font-size:23px;margin-bottom:16px}.rd-section-heading{display:flex;justify-content:space-between;gap:12px;align-items:start;flex-wrap:wrap}.rd-section-heading>span{font-size:13px;color:var(--muted);padding-top:4px}.rd-section li{margin-block:8px;overflow-wrap:anywhere}.rd-section ol{padding-left:24px}.rd-material{padding:20px;background:#eff3ea}.rd-sheet-view{max-height:700px;overflow:auto;overscroll-behavior:auto;scrollbar-gutter:stable;background:#fff;border:1px solid var(--line);border-radius:9px;padding:10px;min-width:0}.rd-sheet-view .print-page{margin:0 0 12px;padding:24px;min-width:0}.rd-sheet-view .print-page:last-child{margin-bottom:0}.rd-sheet-view .material-page{padding:12px;min-width:0;overflow:visible}.rd-sheet-view .material-page>svg{width:100%;height:auto;max-height:560px}.rd-sheet-view .learner-cards{min-width:0}.rd-sheet-view .learner-cards article{min-width:0;overflow-wrap:anywhere}.rd-sheet-view .learner-identity{font-size:13px}.rd-sheet-view .page-brand{overflow-wrap:anywhere}.rd-sheet-view .word-grid{width:100%;max-width:620px}.rd-sheet-view .word-grid td{min-width:0;padding:5px;font-size:14px}.rd-sheet-view .material-photo img{max-width:100%;width:100%;height:150px;object-fit:contain}.rd-sheet-view .writing-space span{height:23px}.rd-sheet-view .material-card-grid.columns-3{grid-template-columns:repeat(3,minmax(0,1fr))}.rd-teacher-guide{border-top:1px solid var(--line);padding-top:16px;margin-top:18px}.rd-teacher-guide>summary{min-height:44px;display:flex;align-items:center;font-size:15px;line-height:1.5}.rd-teacher-guide .teacher-document{padding-top:12px;min-width:0}.rd-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0 0}.rd-facts>div{min-width:0}.rd-facts dt{font-size:13px;font-weight:700;color:var(--ink)}.rd-facts dd{margin:4px 0 0;font-size:14px;color:var(--muted);overflow-wrap:anywhere}.rd-listening-note{background:var(--soft);border-left:3px solid var(--brand);border-radius:5px;padding:12px;color:var(--ink);font-size:14px}.rd-output-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.rd-output-actions>.btn{min-width:0;font-size:14px;line-height:1.4}.rd-limited-preview{background:#fff;border:1px solid var(--line);border-radius:9px;padding:26px;min-width:0}.rd-preview-label{color:var(--brand);font-size:13px;font-weight:600}.rd-preview-thumbnail{display:block;max-width:100%;width:min(100%,300px);height:auto;max-height:420px;object-fit:contain;margin:16px auto}.rd-sample-tasks{display:grid;gap:10px;padding-left:24px}.rd-sample-tasks li{padding:12px;border:1px solid var(--line);border-radius:9px;overflow-wrap:anywhere}.rd-preview-boundary{border-top:1px dashed #bdccb4;padding-top:16px;margin-top:20px;font-size:14px}.rd-preview-error{background:#fff;padding:20px;border-radius:9px}.rd-related{margin-top:30px}.rd-related h2{font-size:23px}.rd-related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.rd-related-grid>a{display:grid;gap:8px;border:1px solid var(--line);border-radius:12px;padding:16px;background:#fff;color:var(--ink);min-width:0}.rd-related-grid strong{font-size:16px;overflow-wrap:anywhere}.rd-related-grid span:not(.tier){font-size:13px;color:var(--muted)}.rd-related-grid .tier{justify-self:start}.rd-return{display:inline-flex;align-items:center;min-height:44px;margin-top:22px;font-weight:600}.rd-section table{min-width:0}.rd-section .table-scroll{max-width:100%;overflow:auto}
@media screen and (max-width:600px){.rd-header{grid-template-columns:1fr;gap:10px}.rd-header>.tier{justify-self:start;grid-row:2;margin:0}.rd-breadcrumbs{font-size:13px;margin-bottom:14px;gap:6px}.rd-breadcrumbs [aria-current=page]{display:none}.rd-description{font-size:15px}.rd-meta{font-size:13px;gap:5px 10px}.rd-section{padding:18px 15px;margin-bottom:16px;border-radius:14px}.rd-section>h2,.rd-section-heading h2{font-size:21px}.rd-material{padding:15px 10px}.rd-sheet-view{max-height:none;overflow:visible;padding:4px;scrollbar-gutter:auto}.rd-sheet-view .print-page{padding:17px 11px}.rd-sheet-view .print-page h2{font-size:20px}.rd-sheet-view .print-page p,.rd-sheet-view .print-page li{font-size:14px;line-height:1.55;overflow-wrap:anywhere}.rd-sheet-view .material-page{padding:8px 0}.rd-sheet-view .material-card-grid.columns-3{grid-template-columns:repeat(2,minmax(0,1fr))}.rd-sheet-view .material-picture svg{height:95px}.rd-sheet-view .material-photo img{height:110px}.rd-sheet-view .word-grid td{padding:3px;font-size:12px}.rd-sheet-view th,.rd-sheet-view td{padding:7px;font-size:13px;overflow-wrap:anywhere}.rd-facts{grid-template-columns:1fr;gap:12px}.rd-output-actions{grid-template-columns:1fr}.rd-limited-preview{padding:20px 15px}.rd-related-grid{grid-template-columns:1fr}.rd-teacher-guide>summary{font-size:14px}.rd-teacher-guide .material-card-grid.columns-3{grid-template-columns:repeat(2,minmax(0,1fr))}.rd-section ol{padding-left:20px}}
@media screen and (max-width:360px){.rd-sheet-view .print-page{padding:14px 8px}.rd-sheet-view .word-grid td{font-size:10px;padding:2px}.rd-sheet-view .learner-cards{gap:6px}.rd-sheet-view .learner-cards>article{padding:8px;font-size:13px}.rd-sheet-view .material-picture svg{height:80px}.rd-section{padding-inline:13px}}
@media print{.rd-breadcrumbs,.rd-save-actions,.rd-outputs,.rd-related,.rd-return{display:none!important}.rd-sheet-view{max-height:none;overflow:visible;padding:0;border:0}.rd-section{padding:0;border:0;background:#fff}.rd-sheet-view .print-page{padding:0}.rd-sheet-view .material-page{padding:0}.rd-sheet-view .material-card-grid.columns-3{grid-template-columns:repeat(3,minmax(0,1fr))}}

/* Give standalone teacher material vectors the same responsive width as the learner sheet. */
.rd-teacher-guide .material-page>svg{display:block;width:100%;height:auto}