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@media(max-width:980px){.ac-builder{grid-template-columns:1fr}.ac-tree-panel{position:static;max-height:370px}.ac-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.ac-editor-titlebar{align-items:flex-start;flex-direction:column}.ac-field-grid{gap:13px}.ac-login{gap:40px;padding:45px}.ac-login-story h1{font-size:39px}}
@media(max-width:760px){.ac-sidebar{transform:translateX(-100%);width:260px;transition:transform .2s}.ac-sidebar.open{transform:translateX(0)}.ac-main{margin-left:0}.ac-mobile-only{display:inline-flex}.ac-topbar{height:65px;padding:0 16px;gap:8px}.ac-breadcrumb{gap:0;flex-direction:column;align-items:flex-start;flex:1}.ac-breadcrumb>span{font-size:8px}.ac-breadcrumb>strong{font-size:11px;max-width:170px}.ac-topbar-actions{gap:7px}.ac-topbar-actions>[role=status]{font-size:9px;max-width:105px}.ac-page{padding:23px 16px}.ac-page-heading{flex-direction:column;gap:18px;margin-bottom:22px}.ac-page-heading h1{font-size:29px}.ac-page-actions{max-width:none;justify-content:flex-start;width:100%}.ac-page-actions .ac-button{flex:1;min-width:140px}.ac-panel{padding:17px}.ac-grid,.ac-grid.three{grid-template-columns:1fr}.ac-grid.four{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.ac-stat{padding:15px}.ac-stat strong{font-size:28px}.ac-toolbar>label,.ac-toolbar .ac-search{min-width:140px}.ac-toolbar>.ac-button{flex:1}.ac-field-grid{grid-template-columns:1fr}.ac-wide{grid-column:auto}.ac-media-grid{gap:12px}.ac-media-body{padding:13px}.ac-dialog{padding:19px;width:calc(100vw - 24px)}.ac-choice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ac-footer{margin-left:16px;margin-right:16px}.ac-footer>span:last-child{display:none}.ac-login{display:flex;flex-direction:column;padding:32px 22px;gap:28px;align-items:stretch;max-width:500px}.ac-login-story .ac-brand{margin-bottom:35px}.ac-login-story h1{font-size:36px}.ac-login .auth-card{padding:24px}.ac-block-body{padding:12px}.ac-block-bar{padding:9px}.ac-block-bar .ac-small{padding:4px 8px;min-height:31px}.ac-editor-footer{padding:10px;bottom:0}.ac-editor-footer small{max-width:160px}.ac-table td,.ac-table th{padding:11px}.ac-pager{flex-wrap:wrap}.ac-kv{grid-template-columns:1fr;gap:3px}.ac-kv dd{margin-bottom:12px}.ac-filter-bulk{align-items:stretch}.ac-filter-bulk strong{flex-basis:100%}.ac-filter-bulk label{max-width:none}.ac-repeat-row{grid-template-columns:1fr}.ac-repeat-row>.ac-row-actions{justify-content:flex-end}.ac-tabs button{padding:10px}.ac-settings-save .ac-button{width:100%}}
@media(max-width:430px){.ac-media-grid{grid-template-columns:1fr}.ac-grid.four{gap:9px}.ac-stat span{font-size:10px}.ac-breadcrumb>strong{max-width:140px}.ac-topbar-actions>[role=status]{max-width:87px}.ac-quick{grid-template-columns:1fr}.ac-panel-heading{align-items:flex-start;flex-direction:column}.ac-editor-footer{flex-wrap:wrap}.ac-editor-footer>.ac-actions{width:100%}.ac-editor-footer .ac-button{flex:1}.ac-choice-grid .ac-button{padding:10px;font-size:11px}}

.ac-spacer{height:22px}.ac-dialog.ac-dialog-wide{max-width:1000px}
@media(max-width:760px){.ac-sidebar{visibility:hidden}.ac-sidebar.open{visibility:visible}.ac-editor-footer{position:static}.ac-tree-order button{min-height:24px;min-width:28px}.ac-tree-toggle{min-height:36px}}
.ac-close-menu{align-self:flex-end;margin:0 0 16px;font-size:11px}@media(max-width:760px){.ac-menu-open{overflow:hidden}}

/* The Academy uses a quiet, familiar light interface; controls retain their tested layout. */
.academy-admin{--bg:#f5f5f7;--panel:#fff;--panel-high:#f3f3f5;--ink:#1d1d1f;--muted:#65656b;--line:#dfdfe4;--control-line:#c8c8ce;--green:#37752d;--green-wash:#eaf5e4;--red:#a33f2c;--red-wash:#fff0ea;--blue-wash:#fff0e5;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.academy-admin input,.academy-admin textarea,.academy-admin select{background:#fff;color:var(--ink)}
.academy-admin .eyebrow{color:#a63e11}.academy-admin :focus-visible{outline-color:#de5d24}
.ac-sidebar{background:#fff}.ac-nav-label{color:#73737a}.ac-nav.active{background:#fff0e5;border-color:#ffd3b7;color:#a43c10}.ac-nav:hover{background:#f3f3f5}.ac-identity button{color:#6b4b3f}
.ac-topbar{background:rgba(255,255,255,.94)}.ac-topbar-actions>[data-state=dirty]{color:#975b10}.ac-topbar-actions>[data-state=error]{color:#b33d25}
.ac-button:hover,.ac-icon-button:hover{background:#e8e8ec}.ac-primary{color:#21130b}.ac-primary:hover{background:#ff925b}.ac-danger{border-color:#e4c1b8;background:#fff1ed;color:#963a27}
.ac-tree ul{border-color:#dedee3}.ac-tree-row.active{background:#fff0e5;border-color:#efbf9f}.ac-tree-handle{color:#8a8a91}.ac-tree-row[data-dragover]{background:#fff0e5}.ac-tabs button.active{color:#a84016}
.ac-table th{background:#f3f3f5}.ac-table tbody tr:hover{background:#fafafa}.ac-filter-bulk{background:#fafafa}.ac-empty{border-color:#cdced4}
.ac-badge{border-color:#d5d6dc;background:#f2f2f5;color:#53535d}.ac-badge.green{border-color:#c8dec0;background:#eef7e8;color:#397226}.ac-badge.orange{border-color:#efd0ad;background:#fff3e4;color:#94530e}.ac-badge.red{border-color:#e7bcae;background:#fff0eb;color:#a33f2c}
.ac-block,.ac-repeat-row,.ac-preview{background:#fff}.ac-block{border-color:#d6d6de}.ac-block-bar{background:#f3f3f5}.ac-editor-footer{background:rgba(255,255,255,.97)}
.ac-media-thumb{background:#ededf1;color:#7b7b84}.ac-upload-zone{background:#fafafa;border-color:#b6b7c0}.ac-banner{background:#fff6e8;border-color:#ead2ad;color:#77501e}.ac-error{background:#fff0ea;border-color:#e5b7aa;color:#933c26}.ac-preview .ac-callout{background:#fff6e8;border-color:#ead2ad}
.ac-skeleton{background:linear-gradient(100deg,#eeeef1 20%,#f9f9fa 50%,#eeeef1 80%);background-size:200% 100%}.ac-dialog{border-color:#d7d7dd;box-shadow:0 24px 80px #16161d2b}.ac-dialog::backdrop{background:#1c1c2638}.ac-nav-shade{background:#20202b45}
.academy-admin .toast{background:#f3faee;color:#356127;border-color:#c9debf}.academy-admin .toast.bad{background:#fff1eb;color:#943a27;border-color:#e5baae}

/* Thumbnail-first course and knowledge library. */
.ac-library-intro{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:27px 29px;background:linear-gradient(120deg,#fff6ed,#fff);border:1px solid #f0ddcc;border-radius:18px;margin-bottom:26px}.ac-library-intro h2{font-size:26px;letter-spacing:-.8px}.ac-library-intro p:not(.eyebrow){max-width:560px;font-size:13px;color:var(--muted)}.ac-library-shortcuts{display:grid;grid-template-columns:1fr;gap:8px;min-width:182px}.ac-library-shortcuts svg,.ac-cover-fields .ac-actions svg{width:18px;height:18px}.ac-collection-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:21px}.ac-collection-card{background:#fff;border:1px solid var(--line);border-radius:17px;overflow:hidden;box-shadow:0 3px 9px #201b1404;min-width:0}.ac-collection-cover{position:relative;border:0;padding:0;width:100%;aspect-ratio:16/9;display:block;overflow:hidden;background:linear-gradient(130deg,#2d291f,#71513b);color:#fff;text-align:left}.ac-collection-cover img,.ac-editor-cover img,.ac-create-cover img{width:100%;height:100%;object-fit:cover;display:block}.ac-collection-cover:hover img{transform:scale(1.025)}.ac-collection-cover img{transition:transform .2s}.ac-cover-placeholder{display:flex;width:100%;height:100%;flex-direction:column;align-items:center;justify-content:center;gap:12px;font-size:12px;letter-spacing:.5px;color:#ffdcc3}.ac-cover-placeholder svg{width:44px;height:44px;stroke-width:1.2}.ac-cover-kind{position:absolute;bottom:13px;left:13px;padding:5px 9px;background:#181511c9;color:#fff;border-radius:7px;font-size:10px;font-weight:650}.ac-collection-body{padding:18px}.ac-collection-status{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.ac-collection-status .ac-badge{white-space:normal}.ac-collection-title{display:block;border:0;background:none;padding:0;font-size:18px;font-weight:700;text-align:left;color:var(--ink);line-height:1.35;overflow-wrap:anywhere}.ac-collection-body>p{font-size:12px;color:var(--muted);min-height:39px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:9px 0 17px}.ac-collection-body .ac-row-actions{justify-content:space-between}.ac-collection-body .ac-row-actions .ac-button{flex:1}.ac-collection-editor{display:grid;grid-template-columns:minmax(150px,.8fr) 1.2fr;gap:24px;margin-top:22px;align-items:start}.ac-editor-cover{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(130deg,#2d291f,#71513b);border-radius:12px}.ac-cover-fields{display:grid;gap:14px}.ac-cover-fields textarea{min-height:80px}.ac-cover-fields .ac-help{margin:0}.ac-create-cover{aspect-ratio:16/9;max-height:220px;background:#f7f1eb;border:1px dashed #d0b49c;border-radius:13px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:9px;overflow:hidden;margin:18px 0 12px;color:#86624a}.ac-create-cover>svg{width:28px;height:28px}.ac-create-cover>span{font-size:12px}.ac-create-options{border-top:1px solid var(--line);margin-top:20px;padding-top:17px}.ac-create-options>summary{font-size:12px;font-weight:600;cursor:pointer;min-height:30px}.ac-dialog [data-form=collection-create]>label{margin-bottom:13px}.ac-dialog [data-form=collection-create]>label textarea{min-height:80px}.ac-public-link{white-space:nowrap}
@media(max-width:1250px){.ac-collection-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ac-library-intro{padding:23px;gap:20px}}
@media(max-width:980px){.ac-library-intro{display:block}.ac-library-shortcuts{display:flex;flex-wrap:wrap;margin-top:19px}.ac-library-shortcuts .ac-button{flex:1}.ac-collection-editor{grid-template-columns:1fr}.ac-editor-cover{max-width:420px}}
@media(max-width:760px){.ac-public-link{display:none}.ac-collection-grid{gap:14px}.ac-collection-body{padding:15px}.ac-collection-title{font-size:16px}.ac-library-intro h2{font-size:22px}.ac-library-intro{padding:20px}.ac-library-shortcuts .ac-button{min-width:130px}.ac-collection-status .ac-badge{font-size:9px}.ac-collection-body .ac-row-actions .ac-button{min-width:100px}.ac-collection-editor{gap:18px}}
@media(max-width:560px){.ac-collection-grid{grid-template-columns:1fr}.ac-collection-body .ac-row-actions{justify-content:flex-start}.ac-collection-body .ac-row-actions .ac-button{flex:0}.ac-create-cover{max-height:175px}}
@media(prefers-reduced-motion:reduce){.ac-collection-cover img{transition:none}}
.academy-admin .ac-collection-title{font-size:18px;font-weight:700;line-height:1.35}
@media(max-width:760px){.academy-admin .ac-collection-title{font-size:17px}}