/* Dedicated administrative application. Never inherits learner navigation. */
body[data-page=admin]{background:#f5f7fb;color:#19263b;padding:0;font-family:Inter,system-ui,sans-serif;--me-admin-bg:#f5f7fb;--me-admin-surface:#fff;--me-admin-ink:#19263b;--me-admin-muted:#64748b;--me-admin-edge:#e2e8f0;--me-admin-hover:#f1f5f9;--me-admin-blue:#365edc;--me-admin-blue-soft:#eef2ff}
:root[data-theme=dark] body[data-page=admin]{--me-admin-bg:#10151e;--me-admin-surface:#19212d;--me-admin-ink:#edf2fa;--me-admin-muted:#a5b3c7;--me-admin-edge:#2c394b;--me-admin-hover:#222e40;--me-admin-blue:#8ba5ff;--me-admin-blue-soft:#273555;color:var(--me-admin-ink);background:var(--me-admin-bg)}
body[data-page=admin]>:is(.bar,header.site,nav.mob,footer,#resume-slot,#storage-warning){display:none!important}
body[data-page=admin] #app{padding:0;margin:0;min-height:100dvh;max-width:none}body[data-page=admin] #school-root{padding:0;margin:0;max-width:none;width:100%}
.me-admin-app{display:grid;grid-template-columns:248px minmax(0,1fr);min-height:100dvh;color:var(--me-admin-ink);background:var(--me-admin-bg);font-size:14px;line-height:1.55}.me-admin-app *{box-sizing:border-box}.me-admin-app h1,.me-admin-app h2,.me-admin-app h3{font-family:Inter,system-ui,sans-serif;letter-spacing:-.025em;color:var(--me-admin-ink)}.me-admin-app h1{font-size:28px;margin:4px 0 6px;font-weight:750}.me-admin-app h2{font-size:17px;margin:0 0 8px}.me-admin-app h3{font-size:15px;margin:0 0 6px}.me-admin-app p{margin:0 0 12px}.me-admin-app small{display:block;color:var(--me-admin-muted);font-size:12px;margin-top:3px}.me-admin-sidebar{background:#111d32;color:#e6edf8;position:sticky;top:0;height:100dvh;display:flex;flex-direction:column;border-right:1px solid #25324a}.me-admin-brand{display:flex;gap:10px;align-items:center;padding:27px 22px;text-decoration:none;color:#fff;font-size:18px;font-weight:750}.me-admin-brand img{width:35px;height:35px;object-fit:contain}.me-admin-brand small{font-size:9px;letter-spacing:.17em;color:#91a3bf;font-weight:650;margin-top:0}.me-admin-workspace{margin:0 16px 18px;padding:13px 10px;border:1px solid #2b3951;border-radius:8px;display:flex;align-items:center;gap:10px;font-size:11px;font-weight:650}.me-admin-workspace small{font-size:10px;color:#8da0bc;font-weight:400}.me-admin-workspace-mark{font-size:11px;width:30px;height:30px;border:1px solid #415271;border-radius:6px;display:grid;place-items:center;background:#23334e}.me-admin-online{width:6px;height:6px;border-radius:50%;background:#49c3a0;margin-left:auto}.me-admin-sidebar nav{overflow:auto;flex:1;padding:0 12px 20px;scrollbar-width:thin;scrollbar-color:#35445f transparent}.me-admin-nav-group{margin-bottom:20px}.me-admin-nav-group>p{font-size:9px;font-weight:700;letter-spacing:.13em;color:#8294b1;text-transform:uppercase;margin:0 12px 8px}.me-admin-nav-group a{display:flex;align-items:center;gap:11px;padding:10px 12px;color:#afbed4;text-decoration:none;border-radius:6px;font-size:12px;font-weight:550;margin:2px 0}.me-admin-nav-group a:hover{background:#1c2c45;color:#fff}.me-admin-nav-group a[aria-current]{background:#2d4faa;color:#fff;box-shadow:inset 3px 0 #9cb1ff}.me-admin-nav-group svg,.me-admin-sidebar-foot svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round;flex:none}.me-admin-nav-group b{margin-left:auto;background:#eab64b;color:#15203a;font-size:10px;border-radius:4px;padding:1px 5px}.me-admin-sidebar-foot{padding:16px 22px;border-top:1px solid #2a3850;display:flex;align-items:center;gap:10px;font-size:11px;text-transform:capitalize}.me-admin-sidebar-foot small{font-size:10px;color:#8294b1}.me-admin-shell{min-width:0}.me-admin-topbar{height:72px;background:var(--me-admin-surface);border-bottom:1px solid var(--me-admin-edge);display:flex;align-items:center;justify-content:space-between;padding:0 34px;position:sticky;top:0;z-index:30}.me-admin-breadcrumb{font-size:12px;color:var(--me-admin-muted)}.me-admin-breadcrumb span{padding:0 12px;color:#9baabd}.me-admin-breadcrumb strong{font-weight:600;color:var(--me-admin-ink)}.me-admin-top-actions{display:flex;align-items:center;gap:18px}.me-admin-site-link{font-size:12px;text-decoration:none;color:var(--me-admin-muted)}.me-admin-avatar{border:0;background:var(--me-admin-blue-soft);color:var(--me-admin-blue);border-radius:50%;width:34px;height:34px;font-weight:750;font-size:11px;cursor:pointer}.me-admin-main{padding:30px 34px 48px;max-width:1660px;margin:auto}.me-admin-page-title{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:28px}.me-admin-page-title p{color:var(--me-admin-muted);font-size:13px;margin:0}.me-admin-kicker{font-size:9px!important;font-weight:700;letter-spacing:.13em;color:var(--me-admin-muted);text-transform:uppercase}.me-admin-page-title [data-page-actions]{display:flex;gap:8px;flex-wrap:wrap}.me-admin-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:38px;padding:8px 14px;border:1px solid var(--me-admin-edge,#dce3ed);border-radius:6px;background:var(--me-admin-surface,#fff);color:var(--me-admin-ink,#19263b);font:600 12px Inter,system-ui,sans-serif;text-decoration:none;cursor:pointer;white-space:nowrap}.me-admin-button:hover{background:var(--me-admin-hover,#f1f5f9)}.me-admin-button.primary{background:#3358c8;color:#fff;border-color:#3358c8}.me-admin-button.primary:hover{background:#2849ac}.me-admin-button.danger{color:#d14e5b}.me-admin-button:disabled{opacity:.45;cursor:default}.me-admin-icon-button{border:1px solid var(--me-admin-edge);border-radius:6px;background:transparent;color:var(--me-admin-ink);font-size:22px;width:34px;height:34px;cursor:pointer}.me-admin-menu{display:none}.me-admin-content{min-width:0}.me-admin-card{background:var(--me-admin-surface);border:1px solid var(--me-admin-edge);border-radius:9px;overflow:hidden}.me-admin-card.pad{padding:24px}.me-admin-card-head{padding:20px 22px;border-bottom:1px solid var(--me-admin-edge);display:flex;justify-content:space-between;align-items:center;gap:12px}.me-admin-card-head h2,.me-admin-card-head p{margin:0}.me-admin-card-head p{font-size:12px;color:var(--me-admin-muted);margin-top:4px}.me-admin-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px}.me-admin-metric{padding:22px;background:var(--me-admin-surface);border:1px solid var(--me-admin-edge);border-radius:9px}.me-admin-metric>span{font-size:11px;font-weight:600;color:var(--me-admin-muted)}.me-admin-metric strong{display:block;font-size:30px;line-height:1.2;font-weight:750;margin:13px 0 8px;letter-spacing:-.04em}.me-admin-metric small{font-size:11px}.me-admin-grid-two{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:22px;margin-bottom:24px}.me-admin-quick-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.me-admin-quick-actions a{display:flex;align-items:center;gap:12px;padding:17px;border:1px solid var(--me-admin-edge);border-radius:7px;text-decoration:none;color:var(--me-admin-ink);font-weight:650;font-size:12px}.me-admin-quick-actions svg{width:21px;height:21px;fill:none;stroke:var(--me-admin-blue);stroke-width:1.6}.me-admin-chart{height:180px;display:flex;gap:16px;align-items:end;padding:20px 24px 0}.me-admin-chart-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;height:100%;justify-content:end}.me-admin-chart-bars{height:140px;display:flex;align-items:end;gap:4px;width:100%;justify-content:center}.me-admin-chart-bars i{width:18px;max-width:38%;min-height:2px;background:#5e7be0;border-radius:3px 3px 0 0}.me-admin-chart-bars i:last-child{background:#57bda6}.me-admin-chart-col small{font-size:9px;white-space:nowrap}.me-admin-chart-key{padding:20px 24px;font-size:11px;color:var(--me-admin-muted);display:flex;gap:20px}.me-admin-chart-key span:before{content:'';display:inline-block;width:8px;height:8px;background:#5e7be0;border-radius:2px;margin-right:6px}.me-admin-chart-key span:last-child:before{background:#57bda6}.me-admin-table-scroll{overflow:auto;max-width:100%}.me-admin-table{border-collapse:collapse;width:100%;font-size:12px;text-align:left}.me-admin-table th{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--me-admin-muted);background:var(--me-admin-hover);padding:13px 18px;white-space:nowrap;font-weight:650}.me-admin-table td{padding:16px 18px;border-top:1px solid var(--me-admin-edge);vertical-align:middle;color:var(--me-admin-ink)}.me-admin-table td strong{font-weight:650}.me-admin-table tr:hover td{background:var(--me-admin-hover)}.me-admin-table a{color:var(--me-admin-blue);text-decoration:none;font-weight:600}.me-admin-table .me-admin-button{min-height:30px;padding:5px 10px;font-size:11px}.me-admin-table .actions{display:flex;gap:7px;align-items:center}.me-admin-table code{font-size:10px;word-break:break-all}.me-admin-badge{display:inline-flex;font-size:10px;line-height:1.4;font-weight:650;border-radius:4px;padding:4px 7px;background:var(--me-admin-hover);color:var(--me-admin-muted);white-space:nowrap}.me-admin-badge.positive{background:#e4f4ec;color:#247958}.me-admin-badge.warning{background:#fff3d9;color:#926619}.me-admin-badge.negative{background:#fbe7e9;color:#b34050}.me-admin-toolbar{display:flex;gap:12px;align-items:end;flex-wrap:wrap;padding:18px 20px;background:var(--me-admin-surface);border:1px solid var(--me-admin-edge);border-radius:9px;margin-bottom:18px}.me-admin-toolbar .me-admin-field{flex:1;min-width:160px}.me-admin-field{display:flex;flex-direction:column;gap:7px;font-size:11px;font-weight:650;color:var(--me-admin-muted)}.me-admin-field input,.me-admin-field select,.me-admin-field textarea,.me-admin-app .in{border:1px solid var(--me-admin-edge);border-radius:6px;padding:10px 12px;font:400 13px Inter,system-ui,sans-serif;background:var(--me-admin-surface);color:var(--me-admin-ink);min-width:0;width:100%;box-sizing:border-box}.me-admin-field input:focus,.me-admin-field select:focus,.me-admin-field textarea:focus{outline:2px solid #7893e5;outline-offset:1px}.me-admin-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.me-admin-form-grid>.full{grid-column:1/-1}.me-admin-course-picker{border:1px solid var(--me-admin-edge);border-radius:7px;padding:12px;max-height:230px;overflow:auto;display:grid;gap:8px;grid-template-columns:1fr 1fr;margin:18px 0}.me-admin-course-picker legend{font-size:11px;font-weight:650;color:var(--me-admin-muted);padding:0 6px}.me-admin-course-picker label{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:500}.me-admin-course-picker input{accent-color:#3b61cc;width:15px;height:15px}.me-admin-empty{padding:30px 12px;text-align:center;display:grid;gap:8px;color:var(--me-admin-muted)}.me-admin-empty span{font-size:12px}.me-admin-loading,.me-admin-error{padding:40px;border:1px solid var(--me-admin-edge);background:var(--me-admin-surface);border-radius:9px}.me-admin-muted{color:var(--me-admin-muted);font-size:12px}.me-admin-notice{padding:14px 18px;background:var(--me-admin-blue-soft);color:var(--me-admin-ink);border-left:3px solid #6181db;border-radius:4px;margin-bottom:20px;font-size:12px;line-height:1.7}.me-admin-toast{background:#e6f6ed;color:#276249;border:1px solid #badfc9;padding:12px 16px;border-radius:6px;margin-bottom:20px;font-size:12px}.me-admin-pagination{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:16px}.me-admin-footer{display:flex;justify-content:space-between;padding:18px 34px;border-top:1px solid var(--me-admin-edge);color:var(--me-admin-muted);font-size:10px}.me-admin-login{max-width:430px;margin:12vh auto;background:var(--me-admin-surface);padding:36px;border:1px solid var(--me-admin-edge);border-radius:12px;text-align:center}.me-admin-login img{width:56px}.me-admin-login h1{font-size:25px;margin:20px 0 12px}.me-admin-login .me-admin-button{margin:12px 0}
.me-admin-dialog{--me-admin-surface:#fff;--me-admin-ink:#19263b;--me-admin-muted:#64748b;--me-admin-edge:#dfe6f0;--me-admin-hover:#f1f5f9;background:var(--me-admin-surface);color:var(--me-admin-ink);border:1px solid var(--me-admin-edge);border-radius:12px;width:min(760px,calc(100vw - 32px));padding:0;max-height:90dvh;box-shadow:0 24px 100px #0004;font-family:Inter,system-ui,sans-serif}.me-admin-dialog::backdrop{background:#0a152c99;backdrop-filter:blur(2px)}.me-admin-dialog header{display:flex;justify-content:space-between;padding:22px 26px;border-bottom:1px solid var(--me-admin-edge);gap:16px}.me-admin-dialog h2{font:750 21px Inter,system-ui,sans-serif;color:var(--me-admin-ink);margin:6px 0 0}.me-admin-dialog-body{padding:24px 26px;max-height:65dvh;overflow:auto}.me-admin-dialog footer{display:flex;align-items:center;gap:10px;background:#f7f9fc;padding:16px 26px;border-top:1px solid var(--me-admin-edge)}.me-admin-dialog footer p{flex:1;font-size:12px;margin:0;color:#a23846}.me-admin-dialog .me-admin-notice{background:#eef2ff}.me-admin-dialog .me-admin-table td,.me-admin-dialog .me-admin-table th{padding:10px}.me-admin-dialog .me-admin-table{font-family:Inter,system-ui,sans-serif}.me-admin-dialog input,.me-admin-dialog select,.me-admin-dialog textarea{color-scheme:light}.me-admin-detail-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:22px}.me-admin-detail-list>div{padding:15px;border:1px solid var(--me-admin-edge);border-radius:6px}.me-admin-detail-list small{font-size:10px;margin-bottom:5px}.me-admin-activity{list-style:none;padding:0;margin:0}.me-admin-activity li{padding:13px 22px;border-bottom:1px solid var(--me-admin-edge);display:flex;gap:12px;justify-content:space-between;font-size:12px}.me-admin-activity time{color:var(--me-admin-muted);font-size:10px;white-space:nowrap}.me-admin-school-counts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}.me-admin-shell .admin-section-heading{margin-top:0}.me-admin-shell .admin-content{padding:0}.me-admin-shell .btn{border-radius:6px;font-size:12px;min-height:36px}.me-admin-shell .quiz-editor-footer{background:var(--me-admin-bg)}.me-admin-shell .admin-studio-summary{border:1px solid var(--me-admin-edge);background:var(--me-admin-surface);padding:20px;border-radius:8px}.me-admin-shell .admin-curriculum{background:var(--me-admin-surface);padding:8px 20px;border:1px solid var(--me-admin-edge);border-radius:8px}.me-admin-shell .admin-lesson-row small{font-size:11px}.me-admin-code-results{max-height:240px;overflow:auto}
@media(min-width:1500px){.me-admin-main{padding:36px 44px 48px}.me-admin-topbar{padding-inline:44px}}@media(max-width:1150px){.me-admin-metrics{grid-template-columns:repeat(2,1fr)}.me-admin-grid-two{grid-template-columns:1fr}.me-admin-main{padding:24px}.me-admin-topbar{padding:0 24px}}
@media(max-width:800px){.me-admin-app{display:block}.me-admin-sidebar{position:fixed;left:0;top:0;z-index:60;width:248px;transform:translateX(-100%);transition:transform .2s}.me-admin-nav-open .me-admin-sidebar{transform:translateX(0);box-shadow:30px 0 100px #0008}.me-admin-menu{display:block}.me-admin-topbar{height:60px;padding:0 16px;gap:12px}.me-admin-breadcrumb{flex:1}.me-admin-breadcrumb>span,.me-admin-breadcrumb{font-size:11px}.me-admin-top-actions{gap:10px}.me-admin-site-link{display:none}.me-admin-main{padding:22px 16px}.me-admin-page-title{align-items:start;flex-direction:column;gap:16px}.me-admin-page-title h1{font-size:25px}.me-admin-metrics{gap:10px}.me-admin-metric{padding:17px}.me-admin-metric strong{font-size:26px}.me-admin-form-grid,.me-admin-course-picker{grid-template-columns:1fr}.me-admin-footer{padding:18px 16px}.me-admin-footer span:last-child{display:none}.me-admin-dialog-body{padding:20px}.me-admin-dialog header,.me-admin-dialog footer{padding:16px 20px}.me-admin-table td,.me-admin-table th{padding:12px}.me-admin-detail-list{grid-template-columns:1fr}.me-admin-school-counts{grid-template-columns:repeat(3,1fr)}}

.me-admin-backdrop{display:none}@media(max-width:800px){.me-admin-backdrop:not([hidden]){display:block;position:fixed;inset:0;background:#0b162b80;border:0;z-index:55}}
/* Course authoring workspace */
.me-builder-top,.me-builder-actions,.me-builder-chapter-head{display:flex;align-items:center;gap:12px;justify-content:space-between;margin-bottom:18px}.me-builder-top .me-admin-field{flex:1}.me-builder-actions{position:sticky;top:0;z-index:3;background:var(--me-admin-surface,#fff);padding:14px;border:1px solid var(--me-admin-edge,#dbe2ea);border-radius:12px}.me-builder-actions>div:last-child{display:flex;gap:8px;flex-wrap:wrap}.me-builder-chapter{border:1px solid var(--me-admin-edge,#dbe2ea);border-radius:12px;margin-top:18px;overflow:hidden}.me-builder-chapter summary{display:flex;justify-content:space-between;padding:16px;cursor:pointer;background:var(--me-admin-hover,#f6f8fb)}.me-builder-chapter fieldset,[data-details] fieldset{border:0;padding:12px;min-width:0}.me-builder-lesson{display:grid;grid-template-columns:30px minmax(160px,1fr) minmax(120px,170px) auto auto auto auto;gap:8px;align-items:center;padding:12px 0;border-top:1px solid var(--me-admin-edge,#dbe2ea)}.me-builder-lesson input,.me-builder-chapter-head input,.me-builder-lesson select{width:100%;padding:10px;border:1px solid #cbd5e1;border-radius:8px;background:var(--me-admin-surface,#fff);color:inherit;font:inherit;min-width:0}.me-builder-lesson small{display:block;margin-top:6px;color:var(--me-admin-muted,#64748b);overflow-wrap:anywhere}.me-builder-file{display:block;max-width:180px;font-size:11px;margin-top:5px}.me-builder-review{display:grid;gap:16px}.me-builder-review>div{padding:12px;border:1px solid #cbd5e1;border-radius:8px}.me-builder-review small{overflow-wrap:anywhere}.me-builder-review-dialog{width:min(900px,95vw)}.me-builder-actions button:disabled{opacity:.45}@media(max-width:1000px){.me-builder-lesson{grid-template-columns:24px minmax(140px,1fr) auto auto}.me-builder-lesson select{grid-column:2/5}.me-builder-actions{position:static;align-items:flex-start;flex-direction:column}.me-builder-top,.me-builder-chapter-head{flex-wrap:wrap}}
.me-builder-file{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;pointer-events:none}.me-builder-top~section .actions,.me-admin-card>.actions{display:flex;gap:8px;flex-wrap:wrap}.me-admin-button:has(.me-builder-file):focus-within{outline:2px solid var(--me-admin-blue);outline-offset:2px}@media(max-width:600px){.me-builder-lesson{display:flex;flex-wrap:wrap;gap:8px}.me-builder-lesson>span{width:24px}.me-builder-lesson>div{flex:1;min-width:calc(100% - 40px)}.me-builder-lesson>select{width:100%}.me-builder-lesson>button,.me-builder-lesson>label{flex:0 1 auto}.me-builder-chapter summary{gap:8px}.me-builder-chapter summary>span{min-width:0;overflow-wrap:anywhere}.me-builder-chapter small{flex-shrink:0}}
.video-status-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:22px 0}.video-status-stats>div{padding:16px;border:1px solid var(--me-admin-border,#cad4df);border-radius:12px}.video-status-stats strong{display:block;font-size:26px}.video-status-stats span{display:block;font-size:13px;margin-top:6px}@media(max-width:600px){.video-status-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.video-status-stats strong{font-size:21px}}