:root{--ink:#111;--muted:#555;--line:#c8c8c8;--soft:#f5f5f5;--link:#0645ad;--page:1080px;--font:Arial,Helvetica,sans-serif}*{box-sizing:border-box}[hidden]{display:none!important}html{background:#fff}body{min-width:320px;margin:0;padding-bottom:76px;color:var(--ink);background:#fff;font:400 100%/1.55 var(--font);overflow-x:hidden}img{display:block;max-width:100%;height:auto}a{color:var(--link);text-underline-offset:.18em}button,a.action{font:inherit}.skip-link{position:fixed;z-index:100;top:.5rem;left:.5rem;transform:translateY(-180%);padding:.6rem .8rem;color:#fff;background:#111}.skip-link:focus{transform:none}.site-header{border-bottom:1px solid var(--line)}.site-header__inner{width:min(calc(100% - 40px),var(--page));min-height:54px;margin:auto;display:flex;align-items:center;gap:18px}.brand-link{color:#111;font-weight:700;text-decoration:none}.site-nav{margin-left:auto;display:flex;gap:14px;align-items:center;font-size:.85rem}.page-id{color:var(--muted)}.detail-main,.overview-main,.catalog{width:min(calc(100% - 40px),var(--page));margin:auto;padding:24px 0 64px}.back-link{display:inline-flex;min-height:44px;align-items:center;margin-bottom:14px;font-weight:700}.age-context{display:flex;flex-wrap:wrap;align-items:center;gap:.65rem;margin:0 0 20px;padding:10px 12px;border:1px solid var(--line);background:var(--soft)}.age-context p{margin:0}.print-record-upper{display:grid;grid-template-columns:minmax(280px,430px) minmax(0,1fr);grid-template-areas:"preview head" "preview actions" "preview materials" "preview availability" "preview core" "preview attributes" "preview print-details";gap:0 42px;align-items:start}.record-head{grid-area:head;min-width:0;margin-bottom:18px}.record-head h1,.overview-head h1{overflow-wrap:anywhere;margin:0 0 7px;font-size:clamp(2rem,5vw,3.25rem);line-height:1.05;letter-spacing:-.035em}.goal,.overview-head p{margin:0;color:var(--muted)}.print-preview{grid-area:preview;position:sticky;top:1rem;margin:0;border:1px solid var(--line);background:#fff}.preview-pages{display:grid;gap:12px}.preview-open{width:100%;padding:0;border:0;background:#fff;cursor:zoom-in}.preview-open img{width:100%;height:auto;object-fit:contain}.preview-caption{padding:8px 10px;color:var(--muted);font-size:.82rem}.actions{grid-area:actions;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}.actions button,.actions a{display:inline-flex;min-height:44px;min-width:92px;max-width:100%;padding:8px 13px;align-items:center;justify-content:center;border:1px solid #555;background:var(--soft);color:#111;text-decoration:none;font-weight:700;overflow-wrap:anywhere}.actions .primary-action{color:#fff;background:#111}.actions button:disabled{color:#777;border-color:#aaa;background:#eee;cursor:not-allowed}.actions [data-individual-print][aria-disabled="true"]{color:#777;border-color:#aaa;background:#eee;cursor:not-allowed}.materials-details{grid-area:materials;margin:0 0 16px}.availability-note{grid-area:availability;margin:0 0 16px;color:var(--muted);font-size:.9rem}.core-details{grid-area:core}.guidance{grid-area:guidance;margin-top:14px;padding:12px 14px;border-left:3px solid #777;background:var(--soft)}.guidance ol{margin:0;padding-left:20px}.attributes{grid-area:attributes;margin-top:22px;padding-top:15px;border-top:1px solid var(--line)}.print-details{grid-area:print-details;margin-top:22px;padding-top:15px;border-top:1px solid var(--line)}.attributes h2,.print-details h2,.related h2,.overview-main h2,.print-record[data-real-detail] .real-attributes-title{font-size:1.08rem}.print-detail-facts{margin-bottom:10px}.format-control{display:flex;flex-wrap:wrap;gap:8px 16px;margin:0;padding:0;border:0}.format-control legend{width:100%;padding:0;font-weight:700}.format-option{display:inline-flex;align-items:center;gap:4px;min-height:44px;font-weight:400;cursor:pointer}.format-option[data-selected="true"]{font-weight:700}.format-option input{width:18px;height:18px;margin:0 3px 0 0}.format-unavailable{color:var(--muted);font-size:.86rem;font-weight:400}.catalog-row{display:grid;grid-template-columns:125px minmax(0,1fr);gap:16px;padding:5px 0}.row-label{font-weight:700}.value-list{display:flex;flex-wrap:wrap;gap:0 14px;margin:0;padding:0;list-style:none}.share-status{min-height:1.4em;margin:0;color:var(--muted);font-size:.86rem}.series-position{margin:0 0 8px;color:var(--muted)}.member-nav{display:flex;justify-content:space-between;gap:12px;margin:18px 0}.member-nav a{max-width:46%;overflow-wrap:anywhere}.related{margin-top:34px;padding-top:20px;border-top:2px solid #111}.related-list,.overview-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.related-item,.overview-card{display:block;min-width:0;color:#111;text-decoration:none}.related-item img,.overview-card img{width:100%;height:auto;object-fit:contain;border:1px solid var(--line)}.related-item strong,.overview-card strong{display:block;margin-top:7px;color:var(--link);text-decoration:underline;overflow-wrap:anywhere}.overview-head{max-width:700px;margin-bottom:22px}.overview-section{margin-top:30px}.overview-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none}.overview-list a{display:block}.pack-actions{display:flex;flex-wrap:wrap;gap:10px}.pack-actions a{display:inline-flex;min-height:44px;align-items:center;padding:8px 12px;border:1px solid #555;font-weight:700}.empty-state{padding:14px;border:1px solid var(--line);background:var(--soft)}.preview-dialog{width:min(94vw,900px);max-height:92vh;padding:0;border:1px solid #111;background:#fff}.preview-dialog::backdrop{background:rgba(0,0,0,.72)}.preview-dialog-head{position:sticky;z-index:2;top:0;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:10px 14px;border-bottom:1px solid var(--line);background:#fff}.preview-dialog-head h2{margin:0;font-size:1rem}.preview-close{min-width:44px;min-height:44px;border:1px solid #555;background:#fff;font:inherit;font-weight:700}.enlarged-pages{display:grid;gap:20px;padding:16px}.enlarged-pages img{width:100%;height:auto;object-fit:contain;border:1px solid var(--line)}.worksheet-tray{position:fixed;z-index:20;left:0;right:0;bottom:0;display:flex;align-items:center;gap:.8rem;min-height:68px;padding:.6rem max(1rem,calc((100vw - var(--page))/2 + 1rem));color:#fff;background:#111}.tray-label{font-weight:700}.tray-thumbnails{display:flex;flex:1;gap:5px;min-width:0;overflow:auto}.tray-thumbnails img{width:40px;height:40px;object-fit:cover}.tray-action{color:#111;background:#fff;padding:8px;text-decoration:none;font-weight:700}.catalog-intro{margin-bottom:18px}.filter-state{display:none;margin:0 0 1.6rem;padding:.9rem 1.1rem;border:1px solid var(--line);background:#fff}.filter-state:target,.filter-state.is-active{display:block}.filter-active{margin:0 0 .35rem;font-weight:700}.filter-reset{font-weight:700}.catalog[data-view="worksheet"] .catalog-intro,.catalog[data-view="worksheet"] .filter-state,.catalog[data-view="worksheet"] .catalog-results{display:none}.catalog-results .card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.library-unaged{margin-top:36px;padding-top:22px;border-top:2px solid #111}.library-unaged>p{color:var(--muted)}.printable-card-cell{position:relative;min-width:0}.printable-card{display:block;min-width:0;text-decoration:none}.printable-card img{width:100%;border:1px solid var(--line)}.printable-card__title,.library-card__meta{display:block}.printable-card__title{font-weight:700;text-decoration:underline}.library-card__meta{color:var(--muted);font-size:.8rem}.card-add{position:absolute;top:5px;right:5px;width:44px;height:44px}.age-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.age-choices{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}.age-choices a{display:flex;min-width:48px;min-height:44px;align-items:center;justify-content:center;border:1px solid #777}.age-choices a[aria-current="true"]{color:#fff;background:#111;font-weight:700}.overview-refine{margin:26px 0;padding:16px;border:1px solid var(--line);background:var(--soft)}.overview-refine h2{margin-top:0}.refine-links{display:flex;flex-wrap:wrap;gap:8px 16px;margin:0;padding:0;list-style:none}.builder-view{margin-top:20px}.builder-actions{display:flex;flex-wrap:wrap;gap:8px}.print-layout{display:none}@media(max-width:760px){.detail-main,.overview-main,.catalog{width:min(calc(100% - 32px),var(--page));padding-top:18px}.print-record-upper{grid-template-columns:minmax(0,1fr);grid-template-areas:"head" "preview" "actions" "materials" "availability" "core" "attributes" "print-details"}.record-head{margin-bottom:16px}.print-preview{position:static;margin-bottom:18px}.actions button,.actions a{flex:1 1 135px}.catalog-row{grid-template-columns:105px minmax(0,1fr)}.related-list,.overview-grid,.overview-list,.catalog-results .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-header__inner{width:calc(100% - 32px)}.page-id{display:none}}@media(max-width:420px){.related-list,.overview-grid,.overview-list{grid-template-columns:1fr}.record-head h1,.overview-head h1{font-size:2.15rem}.worksheet-tray{padding:.45rem .65rem}.tray-thumbnails{display:none}}@media print{body{padding:0}.print-layout{display:block}body>*:not(.print-layout){display:none!important}}
.active-filters{margin:0 0 20px;padding:10px 12px;border:1px solid var(--line);background:var(--soft)}.active-filters h2{margin:0 0 6px;font-size:1rem}.active-filters ul{display:flex;flex-wrap:wrap;gap:8px 18px;margin:0;padding:0;list-style:none}.active-filters li{display:flex;align-items:center;gap:7px}.overview-refine h3{margin:18px 0 8px;font-size:1rem}
.print-record[data-record-id="d01"] .d01-series-nav,.print-record[data-record-id="p01"] .d01-series-nav{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 16px;margin:0 0 12px;color:var(--muted)}
.print-record[data-record-id="d01"] .d01-series-nav a:first-child,.print-record[data-record-id="p01"] .d01-series-nav a:first-child{font-weight:700}
.print-record[data-real-detail] .real-series-row{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 0;margin:0 0 12px;color:var(--muted);font-size:.9rem}
.print-record[data-real-detail] .real-series-row a{font-weight:700}
.print-record[data-real-detail] .series-count{margin-left:12px;padding-left:12px;border-left:1px solid var(--line);white-space:nowrap}
.print-record[data-real-detail] .real-member-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;margin:12px 0 0;font-size:.9rem;font-weight:700}
.print-record[data-real-detail] .real-member-nav a[rel="next"]{margin-left:auto}
.print-record[data-record-id="d01"] .d01-primary-details,.print-record[data-record-id="p01"] .d01-primary-details{margin-top:2px}
.print-record[data-record-id="d01"] .d01-specific-details,.print-record[data-record-id="p01"] .d01-specific-details{margin-top:18px;padding-top:13px}
.print-record[data-record-id="d01"] .print-detail-facts,.print-record[data-record-id="p01"] .print-detail-facts{margin-bottom:12px}

@media screen{
.catalog[data-view="worksheet"] .builder-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:end;padding-bottom:16px;border-bottom:1px solid var(--line)}
.catalog[data-view="worksheet"] .builder-head h2{margin:5px 0 3px;font-size:1.5rem}
.catalog[data-view="worksheet"] .builder-count{margin:0;color:var(--muted);font-size:.85rem}
.catalog[data-view="worksheet"] .builder-actions{justify-content:flex-end}
.catalog[data-view="worksheet"] .builder-actions button,.catalog[data-view="worksheet"] .item-controls button{min-width:44px;min-height:44px;padding:7px 12px;color:var(--ink);background:var(--soft);border:1px solid #555;font:inherit;font-weight:700;cursor:pointer}
.catalog[data-view="worksheet"] .builder-actions button:disabled,.catalog[data-view="worksheet"] .item-controls button:disabled{color:#777;border-color:#aaa;background:#eee;cursor:not-allowed}
.catalog[data-view="worksheet"] .worksheet-list{display:grid;margin:18px 0 0;padding:0;list-style:none;border-top:1px solid var(--line)}
.catalog[data-view="worksheet"] .worksheet-item{display:grid;grid-template-columns:34px 112px minmax(0,1fr) auto;gap:14px;align-items:center;min-width:0;padding:13px 0;border-bottom:1px solid var(--line)}
.catalog[data-view="worksheet"] .worksheet-item .page-number{text-align:center;font-weight:700}
.catalog[data-view="worksheet"] .worksheet-item img{width:112px;max-width:none;background:#fff;border:1px solid var(--line)}
.catalog[data-view="worksheet"] .worksheet-item h3{overflow-wrap:anywhere;margin:0 0 3px;font-size:1rem}
.catalog[data-view="worksheet"] .worksheet-item p{margin:0;color:var(--muted);font-size:.8rem}
.catalog[data-view="worksheet"] .item-controls{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}
.catalog[data-view="worksheet"] .item-controls button{padding:7px 8px;font-size:.8rem}
.catalog[data-view="worksheet"] .worksheet-empty{margin:18px 0;padding:19px 0;border-bottom:1px solid var(--line)}
.catalog[data-view="worksheet"] .undo-bar{display:flex;align-items:center;gap:13px;margin:14px 0 0;padding:10px 12px;background:#fff;border:1px solid var(--line)}
.catalog[data-view="worksheet"] .undo-bar span{flex:1;font-size:.9rem}
.catalog[data-view="worksheet"] .undo-bar button{min-width:44px;min-height:44px;padding:0;border:0;background:transparent;color:var(--link);font:inherit;font-weight:700;text-decoration:underline;cursor:pointer}
}
@media screen and (max-width:620px){
.catalog[data-view="worksheet"] .builder-head{grid-template-columns:minmax(0,1fr);align-items:start;gap:14px}
.catalog[data-view="worksheet"] .builder-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));justify-content:start}
.catalog[data-view="worksheet"] .builder-actions button{width:100%}
.catalog[data-view="worksheet"] .worksheet-item{grid-template-columns:24px 74px minmax(0,1fr);gap:10px;align-items:start}
.catalog[data-view="worksheet"] .worksheet-item img{width:74px}
.catalog[data-view="worksheet"] .item-controls{grid-column:2 / 4;justify-content:flex-start}
}