/* Grade/program library, shared by every teacher workspace. */
.resource-library{display:grid;gap:12px;margin-top:20px;min-width:0}
.resource-grade.card{padding:0;overflow:visible;margin:0;min-width:0}
.resource-grade>summary{display:flex;align-items:center;gap:16px;min-height:88px;padding:18px 22px;cursor:pointer;list-style:none;border-radius:20px}
.resource-grade>summary::-webkit-details-marker{display:none}
.resource-grade>summary:focus-visible{outline:3px solid var(--primary,#4754cf);outline-offset:2px}
.resource-grade[open]>summary{border-bottom:1px solid var(--border,#dce0e8)}
.resource-grade[open]>summary .resource-chevron{transform:rotate(180deg)}
.resource-programs{display:grid;gap:12px;padding:16px;min-width:0}
.resource-programs .resource-track>summary{min-height:70px;padding:14px 18px}
.resource-programs .resource-track-heading h2{font-size:17px}
.resource-category-controls,.resource-add-folder,.resource-deleted{margin:10px 0;border:1px solid var(--border,#dce0e8);border-radius:12px;padding:12px;min-width:0;background:var(--bg,#f7f8fb)}
.resource-category-controls>summary,.resource-add-folder>summary,.resource-deleted>summary{cursor:pointer;font-size:14px;font-weight:600;min-height:24px}
.resource-category-controls form,.resource-add-folder form{display:grid;gap:10px;padding-top:12px;min-width:0}
.resource-category-controls form+form{margin-top:16px;border-top:1px solid var(--border,#dce0e8)}
.resource-category-controls form>label,.resource-add-folder form>label{display:grid;gap:7px;min-width:0;font-size:14px}
.resource-category-controls .btn,.resource-add-folder .btn{justify-self:start;white-space:normal;min-height:44px}
.resource-category-controls label.resource-removal-confirm{display:flex;align-items:flex-start;gap:8px;font-weight:400;line-height:1.5}
.resource-removal-confirm input{flex:0 0 18px;width:18px;height:18px;margin-top:2px}
.resource-deleted-row{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:10px 0;overflow-wrap:anywhere}
.resource-deleted-row>span{min-width:0}
.resource-track.card{padding:0;overflow:visible;margin:0;min-width:0}
.resource-track>summary{display:flex;align-items:center;gap:16px;min-height:88px;padding:18px 22px;cursor:pointer;list-style:none;border-radius:20px}
.resource-track>summary::-webkit-details-marker,.resource-folder>summary::-webkit-details-marker{display:none}
.resource-track>summary:focus-visible,.resource-folder>summary:focus-visible,.resource-move>summary:focus-visible{outline:3px solid var(--primary,#4754cf);outline-offset:2px}
.resource-track-number{display:grid;place-items:center;flex:0 0 44px;height:44px;border-radius:14px;background:#eaf0ff;color:#3a4aca;font-weight:800;font-size:23px}
.resource-track[data-resource-track^="m"] .resource-track-number{background:#e3f4ee;color:#176d54}
.resource-track[data-resource-track^="c"] .resource-track-number{background:#fff0db;color:#916018}
.resource-track-heading{flex:1;min-width:0}
.resource-track-heading h2{font-size:19px;margin:0 0 3px;line-height:1.4;overflow-wrap:anywhere}
.resource-track-heading .muted{font-size:13px}
.resource-chevron{font-size:20px;flex:0 0 auto;transition:transform .15s}
.resource-track[open]>summary .resource-chevron,.resource-folder[open]>summary .resource-chevron{transform:rotate(180deg)}
.resource-track[open]>summary{border-bottom:1px solid var(--border,#dce0e8);border-radius:20px 20px 0 0}
.resource-folders{padding:10px 22px 20px;min-width:0}
.resource-folder{border-bottom:1px solid var(--border,#e2e6ee);min-width:0}
.resource-folder:last-child{border:0}
.resource-folder>summary{display:flex;align-items:center;gap:12px;padding:16px 4px;min-height:56px;list-style:none;cursor:pointer}
.resource-folder>summary h3{flex:1;font:600 15px/1.5 Inter,Arial,sans-serif;margin:0;overflow-wrap:anywhere;min-width:0}
.resource-folder-count{flex:0 0 auto;font-size:12px;min-width:27px;text-align:center;padding:4px 7px;border-radius:8px;background:var(--bg,#f2f4fa)}
.resource-files{display:grid;gap:10px;padding:2px 0 18px;min-width:0}
.resource-file{flex-wrap:wrap;background:var(--card,#fff);border-radius:12px;min-width:0}
.resource-file>[data-style="qs246"]{flex:1 1 280px;min-width:0}
.resource-file h3,.resource-file p,.resource-file span{overflow-wrap:anywhere}
.resource-file>[data-style="qs251"]{flex:0 1 auto;max-width:100%;flex-wrap:wrap}
.resource-file .btn{white-space:normal;text-align:center;min-height:44px}
.resource-pdf{flex:1 1 290px;min-width:0}
.resource-pdf>summary{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;min-height:44px;list-style:none;cursor:pointer}
.resource-pdf>summary::-webkit-details-marker{display:none}
.resource-pdf>summary:focus-visible{outline:3px solid var(--primary,#4754cf);outline-offset:3px;border-radius:5px}
.resource-file-toggle{color:var(--primary,#4754cf);font-weight:650;font-size:14px}
.resource-file-toggle>span{display:inline-block}
.resource-pdf[open] .resource-file-toggle>span{transform:rotate(180deg)}
.resource-pdf-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:14px}
.resource-pdf-actions [role="status"]{color:var(--muted,#6d7485);font-size:14px}
.resource-pdf-actions [hidden]{display:none}
.resource-pdf-actions a[aria-disabled="true"]{opacity:.6;cursor:wait}
.resource-empty{margin:6px 4px 8px;color:var(--muted,#6d7485);font-size:14px}
.resource-selectors{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;width:100%}
.resource-selectors label{display:grid;gap:7px;font-weight:600;min-width:0}
.resource-selectors select{width:100%;max-width:100%;min-width:0;font-size:15px}
.resource-move{flex:1 0 100%;min-width:0;border-top:1px solid var(--border,#e2e6ee);padding-top:10px}
.resource-move>summary{cursor:pointer;color:var(--primary,#4654cb);font-size:14px;padding:4px 0}
.resource-move form{display:grid;gap:14px;padding-top:12px;min-width:0}
.resource-move form>.btn{justify-self:start}
.resource-organize{border:1px solid #b9c7e7;background:var(--bg,#f3f6ff);padding:18px;border-radius:14px;margin:14px 0}
.resource-organize h3{margin:0}.resource-organize p{line-height:1.65}
@media(max-width:600px){
 .resource-grade>summary{padding:15px 14px;gap:12px;min-height:78px}
 .resource-programs{padding:10px;gap:10px}
 .resource-programs .resource-track>summary{padding:12px}
 .resource-deleted-row{align-items:flex-start;flex-direction:column}
 .resource-track>summary{padding:15px 14px;gap:12px;min-height:78px}
 .resource-track-heading h2{font-size:17px}
 .resource-folders{padding:6px 12px 12px}
 .resource-folder>summary{gap:8px}
 .resource-folder>summary h3{font-size:14px}
 .resource-selectors{grid-template-columns:minmax(0,1fr)}
 .resource-file>[data-style="qs251"],.resource-file>[data-style="qs251"]>.btn{width:100%}
 .resource-file[data-style="qs245"]{padding:12px;gap:12px}
 .resource-organize .btn{width:100%;white-space:normal}
}
@media(prefers-reduced-motion:reduce){.resource-chevron{transition:none}}