.am-page-tabs{margin-bottom:18px}.am-page-tabs .tabs{margin-bottom:0}.am-workspace{background:var(--paper);border:1px solid var(--line);border-radius:18px;overflow:hidden;min-width:0}.am-library-search{display:flex;align-items:center;gap:10px;padding:17px 22px;border-bottom:1px solid var(--line)}.am-library-search>.icon{width:17px;color:var(--muted)}.am-library-search input{border:0;background:transparent;min-width:0;flex:1;padding:4px 0;font-size:12px;outline-offset:4px}.am-library-search>span{color:var(--muted);font-size:11px;white-space:nowrap}.am-columns{display:grid;grid-template-columns:116px 248px minmax(310px,1fr);min-height:660px}.am-categories{padding:16px 9px;background:#fafbf8;border-right:1px solid var(--line)}.am-category{width:100%;padding:12px 8px;margin-bottom:4px;display:flex;justify-content:space-between;align-items:center;gap:7px;border-radius:8px;font-size:12px;text-align:left;color:#7b8c7e;white-space:nowrap}.am-category small{font:10px var(--display);color:#98a491}.am-category:hover{background:var(--mint)}.am-category.active{background:#e6efdf;color:#345d42;font-weight:650}.am-category.active small{color:#537b51}.am-materials{padding:16px;border-right:1px solid var(--line);background:#fcfdfb;max-height:940px;overflow:auto}.am-material{display:block;width:100%;border:1px solid #e4e9df;border-radius:12px;background:white;overflow:hidden;margin-bottom:14px;padding:0;text-align:left;transition:border-color .18s,box-shadow .18s}.am-material.active{border-color:#71a68b;box-shadow:0 0 0 2px #bad6b955}.am-material:hover{border-color:#8fae8c;box-shadow:0 4px 12px #1e443b0b}.am-cover{width:100%;aspect-ratio:2.1/1;object-fit:cover;position:relative;display:flex;align-items:center;overflow:hidden;background:#224d48;color:#e3f2d9;padding:13px 15px;isolation:isolate}.am-cover-copy{z-index:1;display:block;max-width:88%;text-shadow:0 1px 8px #102c291b}.am-cover-copy b{display:block;font:800 21px/1.14 var(--display);letter-spacing:-.9px;overflow-wrap:anywhere}.am-cover-copy em{display:block;font:650 11px/1.5 var(--display);font-style:normal;letter-spacing:1.4px;margin-top:3px}.am-cover-symbol{position:absolute;right:16px;bottom:8px;opacity:.16;transform:rotate(-14deg)}.am-cover-symbol .icon{height:58px;width:58px;stroke-width:1}.am-cover-orbit{position:absolute;right:-28px;top:-40px;width:156px;height:156px;border-radius:50%;border:23px solid #f1f8db0e;z-index:0}.am-palette-1{background:#d5b679;color:#493c2e}.am-palette-1 .am-cover-orbit{border-color:#fff6dc44}.am-palette-2{background:#a16a53;color:#ffecd2}.am-palette-3{background:#74909d;color:#f2f6e4}.am-palette-4{background:#7c778b;color:#f3eee4}.am-palette-5{background:#819774;color:#f4f9e8}.am-material-info{display:block;padding:12px 13px 13px}.am-material-info strong{display:block;font-size:12px;line-height:1.6;font-weight:650}.am-material-info small{display:block;font-size:10px;color:var(--muted);margin-top:5px}.am-detail{min-width:0;background:#fff}.am-detail-header{display:flex;gap:14px;justify-content:space-between;align-items:flex-start;padding:25px 25px 23px;border-bottom:1px solid var(--line);min-height:161px}.am-detail-copy{min-width:0}.am-detail-copy .eyebrow{font-size:10px;letter-spacing:1.1px}.am-detail-copy h2{font-size:20px;line-height:1.4;margin-top:7px}.am-detail-copy p{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.8}.am-detail-tags{display:flex;align-items:center;gap:12px;margin-top:11px}.am-detail-tags>span:last-child{color:var(--muted);font-size:10px}.am-detail-header>.btn{flex-shrink:0}.am-directory-toolbar{padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);flex-wrap:wrap}.am-directory-toolbar strong{font-size:13px}.am-directory-toolbar small{display:block;font-size:10px;color:var(--muted);margin-top:3px}.am-upload-actions{display:flex;gap:7px}.am-upload-actions .btn{font-size:10px;padding:0 10px}.am-upload-actions .icon{width:12px}.am-breadcrumb{display:flex;gap:6px;align-items:center;flex-wrap:wrap;min-height:50px;padding:11px 24px;background:#fafcf8;border-bottom:1px solid var(--line);font-size:10px;color:var(--muted)}.am-crumb{font-size:10px;color:#72836a;padding:3px 0;display:inline-flex;align-items:center;gap:5px;text-align:left;overflow-wrap:anywhere}.am-crumb .icon{width:12px;height:12px}.am-crumb:hover{color:var(--green)}.am-nodes{padding:0 24px}.am-node{display:flex;align-items:center;gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}.am-node:last-child{border-bottom:0}.am-node.is-selected{background:#f2f7ee;margin:0 -10px;padding-left:10px;padding-right:10px;border-radius:7px}.am-node-icon{display:grid;place-items:center;width:33px;height:38px;border-radius:7px;background:#eef3ed;color:#658779;flex-shrink:0}.am-node-icon .icon{width:17px;height:17px}.am-node-icon.is-folder{background:#f5efdf;color:#ad9061}.am-node-copy{min-width:0;flex:1}.am-node-name{display:block;padding:0;text-align:left;font-weight:600;font-size:12px;line-height:1.6;overflow-wrap:anywhere}.am-node-name:hover{color:var(--green)}.am-node-copy small{display:block;font-size:10px;color:var(--muted);margin-top:4px}.am-node-actions{display:flex;align-items:center;gap:3px;flex-shrink:0}.am-node-actions .btn{font-size:10px;padding:0 8px}.am-node-actions .icon{width:11px;height:11px}.am-library-note{display:flex;align-items:flex-start;gap:8px;padding:17px 24px;background:#fbfcf9;color:#91a087;font-size:10px;line-height:1.8;border-top:1px solid var(--line)}.am-library-note .icon{width:13px;height:13px;margin-top:3px}.am-no-results{font-size:12px;color:var(--muted);padding:18px 0;text-align:center}.am-use-current{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 24px;background:#edf5e7;border-bottom:1px solid #e0ebd7;font-size:11px;color:#61805c}.am-use-current>span{display:flex;align-items:center;gap:6px;min-width:0}.am-use-current strong{font-weight:600}.am-use-current .icon{width:14px}.am-use-current .btn{flex-shrink:0}.am-picker .am-columns{min-height:540px}.am-picker .am-materials{max-height:680px}.am-picker .am-detail-header{min-height:143px}.am-picker .am-nodes{max-height:460px;overflow:auto}.am-checkbox{display:flex;gap:9px;align-items:center;font-size:12px}.am-checkbox input{width:16px;height:16px;accent-color:var(--green)}.am-editor-footer{display:flex;justify-content:flex-end;gap:9px;border-top:1px solid var(--line);padding-top:20px;margin-top:24px}.am-preview-modal{width:min(1030px,calc(100% - 48px));height:90vh;display:flex;flex-direction:column}.am-preview-modal .drawer-body{padding:18px 24px;display:flex;flex-direction:column;min-height:0}.am-preview-modal .drawer-header,.am-preview-modal .drawer-footer{flex-shrink:0}.am-preview-meta{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}.am-preview-modal .notice-band{font-size:11px;margin-bottom:12px;flex-shrink:0}.am-pdf-preview{width:100%;flex:1;min-height:350px;border:1px solid var(--line);border-radius:8px;background:#f3f5f0}.am-image-preview{overflow:auto;flex:1;text-align:center;background:#f1f4ed;border-radius:8px;padding:15px}.am-image-preview img{max-width:100%;height:auto}.am-preview-modal .empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}.am-preview-modal .empty-state .btn{margin-top:20px}
@media(min-width:1600px){.am-columns{grid-template-columns:130px 290px minmax(360px,1fr)}.am-cover-copy b{font-size:26px}.am-cover-copy em{font-size:13px}.am-materials{padding:20px}.am-detail-header{padding:28px}.am-node{padding:18px 0}}
@media(max-width:1200px){.am-columns{grid-template-columns:100px 205px minmax(260px,1fr)}.am-categories{padding:12px 7px}.am-category{font-size:11px;padding:11px 6px}.am-materials{padding:12px}.am-cover{padding:10px 12px}.am-cover-copy b{font-size:18px}.am-cover-copy em{font-size:9px}.am-detail-header{padding:20px}.am-detail-copy h2{font-size:18px}.am-directory-toolbar,.am-breadcrumb{padding-left:20px;padding-right:20px}.am-nodes{padding:0 18px}.am-node{gap:9px}.am-node-actions{gap:0}.am-node-icon{width:27px;height:34px}.am-node-actions .btn{padding:0 5px}.am-node-name{font-size:11px}.am-library-note{padding:15px 20px}}
@media(max-width:900px){.am-columns{grid-template-columns:205px minmax(260px,1fr)}.am-categories{grid-column:1/-1;display:flex;gap:4px;padding:10px 12px;overflow:auto;border-bottom:1px solid var(--line);border-right:0}.am-category{width:auto;flex-shrink:0;gap:7px;padding:8px 11px;margin:0}.am-detail-header{min-height:165px}.am-node-actions{flex-wrap:wrap;max-width:100px;justify-content:flex-end}.am-upload-actions{flex-wrap:wrap}.am-use-current{flex-wrap:wrap;padding:12px 20px}.am-picker .am-columns{grid-template-columns:190px minmax(245px,1fr)}}
@media(max-width:640px){.am-columns,.am-picker .am-columns{display:flex;flex-direction:column;min-height:0}.am-categories{flex:0 0 auto}.am-materials,.am-picker .am-materials{display:flex;gap:12px;padding:14px;max-height:none;overflow:auto;flex:0 0 auto;border-right:0;border-bottom:1px solid var(--line)}.am-material{min-width:190px;max-width:190px;margin:0}.am-detail-header{min-height:0}.am-node-actions{max-width:none}.am-library-search{padding:14px}.am-preview-modal{width:calc(100% - 20px);height:92vh}.am-preview-modal .drawer-body{padding:15px}.am-pdf-preview{min-height:260px}}
/* Two actual card columns: the catalog gets the larger share of the work area. */
.am-columns{grid-template-columns:106px minmax(350px,1.25fr) minmax(285px,1fr)}.am-materials,.am-picker .am-materials{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-content:start;gap:15px;max-height:950px;overflow:auto}.am-material{margin:0;min-width:0;max-width:none;align-self:start}.am-material-info{min-height:81px}.am-material-info strong{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.am-material-info small{font-size:9px}.am-cover-copy b{font-size:20px}.am-cover-copy em{font-size:10px}.am-detail-header{padding:22px 19px}.am-detail-copy h2{font-size:18px}.am-directory-toolbar{padding:16px 18px}.am-upload-actions{flex-wrap:wrap}.am-node{flex-wrap:wrap;gap:8px;padding:15px 0}.am-node-actions{margin-left:auto}.am-level-checks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:10px;border:1px solid var(--line);border-radius:8px}.am-level-checks label{display:flex;gap:5px;align-items:center;font-size:11px;margin:0}.am-level-checks input{accent-color:var(--green);width:14px;height:14px}.am-kind-note{margin:13px 0}.am-library-search .btn{flex-shrink:0}.am-no-results{grid-column:1/-1}
@media(min-width:1600px){.am-columns{grid-template-columns:120px minmax(510px,1.35fr) minmax(360px,1fr)}.am-cover-copy b{font-size:25px}.am-cover-copy em{font-size:11px}}
@media(max-width:1200px){.am-columns{grid-template-columns:95px minmax(325px,1.2fr) minmax(260px,1fr)}.am-materials{padding:13px;gap:12px}.am-cover-copy b{font-size:17px}.am-cover-copy em{font-size:8px}.am-cover{padding:11px}.am-material-info{padding:10px;min-height:79px}}
@media(max-width:1000px){.am-columns,.am-picker .am-columns{grid-template-columns:minmax(320px,1.2fr) minmax(260px,1fr)}.am-categories{grid-column:1/-1;display:flex;overflow:auto;gap:3px;padding:10px 12px;border-right:0;border-bottom:1px solid var(--line)}.am-category{width:auto;margin:0;padding:8px 10px;flex-shrink:0;gap:8px}.am-materials{border-right:1px solid var(--line)}}
@media(max-width:740px){.am-columns,.am-picker .am-columns{display:flex;flex-direction:column}.am-materials,.am-picker .am-materials{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));max-height:530px;overflow:auto;border-right:0;border-bottom:1px solid var(--line);padding:14px}.am-material{min-width:0;max-width:none;width:100%}.am-cover-copy b{font-size:22px}.am-cover-copy em{font-size:10px}.am-library-search{flex-wrap:wrap}.am-library-search input{min-width:130px}.am-detail-header{min-height:0}}
.am-picker-profile{padding:17px 22px;background:#f1f6ec;border-bottom:1px solid #dfe9d5;display:flex;gap:20px;align-items:center}.am-picker-profile label{font-size:11px;font-weight:600;display:flex;align-items:center;gap:12px;flex:1}.am-picker-profile select{max-width:370px;font-size:12px;min-height:35px}.am-picker-profile p{font-size:10px;color:#87947d;flex:1}@media(max-width:740px){.am-picker-profile{display:block}.am-picker-profile label{flex-wrap:wrap}.am-picker-profile p{margin-top:8px}}
.am-material-group{grid-column:1/-1;min-width:0}.am-material-group+.am-material-group{margin-top:9px}.am-material-group-heading{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:0 1px 10px;margin-bottom:14px;border-bottom:1px solid #dce5d7}.am-material-group-heading h3{margin:0;font-size:12px;line-height:1.5;font-weight:650;color:#49674c}.am-material-group-heading span{font-size:10px;color:var(--muted);white-space:nowrap}.am-material-group-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;align-items:start}@media(max-width:1200px){.am-material-group-grid{gap:12px}}
/* Scroll the catalog without compressing its rows or clipping card text. This
   also protects the earlier, ungrouped card markup during a cache transition. */
.am-materials,.am-picker .am-materials{grid-auto-rows:max-content;align-items:start;align-content:start;row-gap:26px;column-gap:16px;min-width:0}
.am-material-group{height:auto;min-height:0;align-self:start}
.am-material-group+.am-material-group{margin-top:10px}
.am-material-group-heading{margin-bottom:16px}
.am-material-group-grid{grid-auto-rows:max-content;align-content:start;row-gap:26px;column-gap:16px;min-width:0}
.am-material{display:flex;flex-direction:column;align-items:stretch;height:auto;min-height:0;max-height:none;min-width:0;align-self:start;flex-shrink:0}
.am-material>.am-cover{flex:0 0 auto}
.am-material-info{flex:0 0 auto;min-height:0;max-height:none;padding:13px 13px 15px}
.am-material-info strong{display:block;max-height:none;-webkit-line-clamp:unset;overflow:visible;white-space:normal;overflow-wrap:anywhere;line-height:1.6}
.am-material-info small{line-height:1.7;white-space:normal;overflow-wrap:anywhere;margin-top:6px}
.am-library-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 24px 20px;border-bottom:1px solid var(--line)}
.am-library-heading>div:first-child{min-width:0}
.am-library-heading h2{margin:0;font-size:16px;font-weight:650;line-height:1.5}
.am-library-heading p{margin:6px 0 0;font-size:12px;line-height:1.7;color:var(--muted)}
.am-library-create{display:flex;flex-direction:column;align-items:flex-end;gap:7px;flex-shrink:0}
.am-library-create .btn{min-height:40px;padding:10px 16px;font-size:12px;white-space:nowrap}
.am-library-create .btn:disabled{cursor:not-allowed;opacity:.58;box-shadow:none}
.am-library-create small{font-size:11px;line-height:1.6;color:var(--muted)}
@media(max-width:1200px){.am-materials,.am-picker .am-materials,.am-material-group-grid{row-gap:23px;column-gap:12px}.am-material-info{padding:11px 11px 13px}}
@media(max-width:740px){.am-materials,.am-picker .am-materials,.am-material-group-grid{row-gap:22px;column-gap:12px}.am-library-heading{align-items:flex-start;flex-wrap:wrap;gap:15px;padding:18px 16px}.am-library-create{align-items:flex-start}.am-library-heading p{font-size:11px}.am-material-group-heading{margin-bottom:14px}.am-material-info{padding:12px}}

/* Existing material paths, presented as book levels. */
.am-level-selector{display:flex;align-items:center;flex-wrap:wrap;flex-basis:100%;gap:6px;min-width:0}.am-level-selector label{display:flex;align-items:center;flex:1;gap:8px;min-width:0;font-size:11px;white-space:nowrap;color:var(--muted)}.am-level-selector select{width:100%;max-width:100%;min-width:0;min-height:32px;padding:5px 8px;border:1px solid var(--line);border-radius:6px;background:white;color:var(--ink);font:inherit}.am-level-selector select:focus-visible{outline:2px solid var(--green);outline-offset:2px}.am-level-selector>.btn{font-size:10px;padding:0 6px}@media(max-width:480px){.am-level-selector label{flex-basis:100%}}

/* Editable content levels, preserving library layout. */
.am-level-selector{max-height:180px;overflow:auto;align-items:flex-start}.am-level-chip{height:auto;min-height:32px;max-width:100%;white-space:normal;overflow-wrap:anywhere;text-align:left}.am-level-chip.active{background:var(--green,#174c52);color:white}.am-level-editor{margin:18px 0}.am-level-editor-row{min-width:0;border:1px solid var(--line,#dde4de);border-radius:8px;padding:12px;margin:10px 0}.am-level-editor-row .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:600px){.am-level-editor-row .form-grid{grid-template-columns:1fr}}