:root{--ink:#292333;--muted:#776f80;--line:#e7e2eb;--purple:#7951a1;--purple-dark:#624085;--wash:#f6f3f8;--soft:#eee6f5;--danger:#ad394d}*{box-sizing:border-box}body{margin:0;background:#faf9fc;color:var(--ink);font:14px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,textarea,select{font:inherit}a{color:var(--purple);text-decoration:none}button,a,input,select,textarea,summary{outline-offset:4px}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}[hidden]{display:none!important}.layout{display:flex;min-height:100vh}.sidebar{width:232px;background:#fff;border-right:1px solid var(--line);padding:32px 20px;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:12px;align-items:center;font-size:27px;font-weight:650;color:var(--ink);letter-spacing:-1px;margin:0 10px 48px}.mark{display:grid;place-items:center;width:40px;height:40px;border-radius:14px;background:var(--purple);color:#fff;font:italic 33px Georgia}.brand-sub{display:block;font-size:9px;letter-spacing:2px;color:var(--muted);margin-top:-5px}.nav-label{font-size:10px;letter-spacing:1.8px;color:#9c92a6;margin:0 12px 12px}.nav{padding:12px;border-radius:9px;color:var(--muted);display:flex;gap:12px;margin-bottom:6px;font-weight:550}.nav.active{background:var(--soft);color:var(--purple-dark)}.sidebar-foot{margin-top:auto;padding:16px 12px 0;font-size:12px;color:var(--muted)}.sidebar-foot p{font-size:11px;color:#a096a8}.live-dot{display:inline-block;width:7px;height:7px;background:#80a591;border-radius:50%;margin-right:6px}.workspace{margin-left:232px;flex:1;min-width:0}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 40px;background:#fff;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.slash{margin:0 14px;color:#c1b8ca}.session{display:flex;align-items:center;gap:12px}main{padding:36px 40px;max-width:1700px;margin:auto}h1{font-size:32px;line-height:1.2;letter-spacing:-1px;margin:10px 0 10px;font-weight:650}h2{font-size:18px;letter-spacing:-.3px;margin:0}p{margin:8px 0 18px}.muted{color:var(--muted);font-size:13px}.eyebrow{font-size:10px;letter-spacing:1.7px;color:var(--purple);font-weight:650}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:22px}.actions{display:flex;align-items:center;gap:10px}.button{padding:10px 15px;border-radius:8px;background:#fff;border:1px solid var(--line);color:var(--ink);font-size:12px;font-weight:600;white-space:nowrap}.button:hover{border-color:#c4b4d4;background:var(--wash)}.button.primary{background:var(--purple);border-color:var(--purple);color:#fff;box-shadow:0 2px 4px #7951a11a}.button.primary:hover{background:var(--purple-dark)}.button.subtle{border-color:transparent;background:transparent;color:var(--muted)}.button.danger{color:var(--danger);border-color:#edcbd1}.intro-grid{display:grid;grid-template-columns:1fr 1fr 1.75fr;gap:16px;margin:24px 0}.summary-card{background:#fff;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;gap:18px;padding:22px}.summary-icon{width:44px;height:44px;border-radius:12px;background:var(--wash);color:var(--purple);display:grid;place-items:center;font-size:24px}.summary-card strong{display:block;font-size:28px;line-height:1.2;font-weight:600}.summary-card span:not(.summary-icon){font-size:12px;color:var(--muted)}.summary-card.note{display:block;background:#f4eef9;border-color:#e9dff0}.small-heading{font-size:13px;font-weight:650;color:var(--purple-dark)}.note p{font-size:12px;color:#8c749d;margin:5px 0 0;max-width:360px}.filters{display:flex;gap:12px;align-items:end;margin:28px 0 20px}label{display:block;font-size:12px;font-weight:550;color:#62576c}label span{display:block;margin-bottom:6px}.search-label{flex:1}.filters select{min-width:125px}.filters label:last-of-type select{max-width:200px}input,select,textarea{width:100%;padding:11px 12px;background:#fff;border:1px solid var(--line);border-radius:8px;color:var(--ink);margin-top:6px}input::placeholder,textarea::placeholder{color:#a299ab;font-weight:400}input:focus,textarea:focus,select:focus{border-color:var(--purple);outline:2px solid #7951a126}.filters input,.filters select{margin:0}textarea{resize:vertical}small{display:block;color:#958a9e;font-size:11px;font-weight:400;margin:5px 0}.table-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.table-heading{display:flex;justify-content:space-between;align-items:center;padding:22px 24px}.table-heading h2{font-size:15px;margin-bottom:3px}.table-scroll{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:900px;text-align:left}th{font-weight:550;font-size:10px;text-transform:uppercase;letter-spacing:1px;color:#95889e;background:#faf8fc;padding:14px 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}td{padding:18px 20px;border-bottom:1px solid #f0edf3;vertical-align:middle;font-size:12px}td:first-child{min-width:245px}td:last-child{width:70px}tr:last-child td{border-bottom:0}tbody tr:hover{background:#fcfaff}.exercise-name{font-size:13px;font-weight:600;color:var(--ink);background:none;border:0;padding:0;text-align:left}.exercise-name:hover{color:var(--purple)}.row-sub{font-size:11px;color:#a093ac;margin-top:3px;max-width:255px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pill{padding:4px 9px;border-radius:6px;font-size:10px;font-weight:600;display:inline-block;background:#f2eef6;color:#806491}.pill.beginner{background:#eaf3ed;color:#50735e}.pill.intermediate{background:#fff1df;color:#94723e}.pill.advanced{background:#eee5f6;color:#825ca4}.pill.unassigned{background:#f1eff3;color:#9a90a0}.group-link{padding:0;background:none;border:0;font-size:12px;color:var(--purple);text-align:left}.pagination{padding:17px 24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:11px}.pagination .button{padding:8px 12px}#pageLabel{font-size:11px;color:var(--muted)}.empty{text-align:center;padding:60px}.empty-symbol{font-size:32px;color:#b49bc6;margin-bottom:12px}.notice{padding:12px 16px;border-radius:8px;margin:14px 0;background:#eaf3ed;color:#3d6b4a}.notice.error,.error{background:#fff0f2;color:var(--danger)}.error{padding:12px;border-radius:8px;font-size:12px;white-space:pre-wrap}.progression-bar{display:flex;align-items:center;justify-content:space-between;border:1px solid #ddd0e8;background:#f5effa;padding:18px 22px;border-radius:10px;margin:16px 0}.progression-bar strong{display:block;margin-top:3px}.page-footer{padding:16px 40px;color:#b2a9ba;font-size:9px;letter-spacing:1.4px;display:flex;justify-content:space-between}.auth-card{max-width:480px;margin:9vh auto 5vh;background:#fff;border:1px solid var(--line);border-radius:16px;padding:36px}.auth-card label{margin:18px 0}.auth-card .primary{width:100%;margin:10px 0}.auth-card a{font-size:12px}dialog{border:0;border-radius:14px;padding:0;color:var(--ink);max-width:min(760px,calc(100vw - 24px));width:760px;max-height:92vh;box-shadow:0 30px 100px #29233336}dialog::backdrop{background:#21162c66;backdrop-filter:blur(3px)}.dialog-heading{padding:24px 28px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:white;position:sticky;top:0;z-index:1}.dialog-heading h2{margin-top:5px;font-size:22px}.dialog-body{padding:22px 28px}.dialog-body>label{margin:15px 0}.dialog-footer{padding:18px 28px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);background:#fff;position:sticky;bottom:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.span-two{grid-column:1/-1}.field-note{align-self:center;font-size:11px;color:#a094aa}.section-label{font-size:10px;letter-spacing:1.5px;font-weight:650;color:var(--purple);margin:25px 0 16px;padding-top:20px;border-top:1px solid var(--line)}.related{background:var(--wash);padding:12px;margin-top:12px;border-radius:8px;font-size:12px}.related button{margin:5px 5px 0 0}details{margin-top:22px;font-size:12px}summary{cursor:pointer;color:var(--purple)}pre{overflow:auto;max-height:260px;background:#f5f2f8;padding:16px;border-radius:8px;font-size:11px}dl{font-size:11px;overflow-wrap:anywhere}dt{color:var(--muted);margin-top:10px}dd{margin:2px 0}.step{border:1px solid var(--line);border-radius:10px;padding:18px;margin:18px 0;background:#fcfaff}.step-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.step-head strong{font-size:13px}.step textarea{min-height:75px}.step label{margin:10px 0}.picker-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);gap:12px}.picker-row strong{font-size:13px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(max-width:1200px){.sidebar{width:200px}.workspace{margin-left:200px}main{padding:28px 24px}.page-heading{align-items:start}.intro-grid{grid-template-columns:1fr 1fr}.note{grid-column:1/-1}.filters{flex-wrap:wrap}.search-label{flex-basis:100%}.topbar{padding:0 24px}}@media(max-width:700px){.sidebar{display:none}.workspace{margin:0}.topbar{height:58px;padding:0 16px}.topbar>div:first-child{font-size:10px}.session #userEmail{max-width:110px;overflow:hidden;text-overflow:ellipsis;font-size:10px}main{padding:24px 16px}.page-heading{display:block}h1{font-size:28px}.page-heading .actions{margin-top:20px}.intro-grid{gap:10px}.summary-card{padding:16px;gap:10px}.summary-card strong{font-size:24px}.filters{gap:8px}.filters label:not(.search-label){flex:1}.filters select{min-width:100px}.pagination{align-items:start;gap:12px;flex-direction:column}.progression-bar{display:block}.progression-bar .actions{margin-top:14px}.form-grid{grid-template-columns:1fr}.span-two{grid-column:auto}.dialog-body,.dialog-heading,.dialog-footer{padding:18px}.dialog-footer{gap:8px}.dialog-footer>.muted{display:none}.auth-card{padding:24px;margin:4vh auto}.page-footer{padding:16px}.summary-icon{display:none}}

img.mark{display:block;flex-shrink:0;object-fit:contain;background:transparent;border-radius:0}

/* Shared API admin navigation icons inherit active and inactive link colors. */
.nav{align-items:center}.nav-icon{display:block;flex:0 0 18px;width:18px;height:18px}