:root{--ink:#16191d;--ink-2:#3d454f;--ink-3:#6b7480;--line:#e4e8ed;--line-2:#cfd6de;--bg:#f4f6f9;--panel:#ffffff;--accent:#1d4ed8;--accent-2:#4f7ef5;--accent-soft:#eef2ff;--ok:#067647;--ok-soft:#ecfdf3;--warn:#b54708;--warn-soft:#fffaeb;--error:#b42318;--error-soft:#fef3f2;--lock:#98a2b3;--shadow:0 1px 2px rgba(16,24,40,.05),0 12px 32px -12px rgba(16,24,40,.14)}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg);color:var(--ink);font:15px/1.55 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;background-image:radial-gradient(900px 380px at 8% -8%,#e8eeff 0,rgba(232,238,255,0) 62%),radial-gradient(700px 320px at 100% 0,#eaf3ff 0,rgba(234,243,255,0) 60%);background-repeat:no-repeat;background-attachment:fixed}a{color:var(--accent)}header.top{background:rgba(255,255,255,.82);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;z-index:20}header.top .in{max-width:1120px;margin:0 auto;padding:14px 28px;gap:14px}.mark,header.top .in{display:flex;align-items:center}.mark{gap:10px;font-weight:700;letter-spacing:-.02em;font-size:15px}.mark a{color:inherit;text-decoration:none}.glyph{width:30px;height:30px;border-radius:8px;background:linear-gradient(140deg,var(--accent-2),var(--accent));color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;box-shadow:0 4px 12px -3px rgba(29,78,216,.55)}.mark small{display:block;font-weight:500;font-size:11.5px;color:var(--ink-3);letter-spacing:0}.spacer{flex:1 1}.who{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-2)}.av{width:30px;height:30px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:700;font-size:12px;border:1px solid #dbe3ff}.signout{font:inherit;font-size:13px;background:none;border:0;color:var(--ink-3);cursor:pointer;text-decoration:underline}.signout:hover{color:var(--ink)}.wrap{max-width:1120px;margin:0 auto;padding:40px 28px 90px}.hero{display:flex;align-items:flex-end;gap:30px;flex-wrap:wrap;margin-bottom:34px}.hero h1{font-size:31px;letter-spacing:-.032em;font-weight:700;line-height:1.15}.hero p{color:var(--ink-3);font-size:14.5px;margin-top:8px;max-width:52ch}.hero .right{margin-left:auto;text-align:right}.weeks{display:flex;gap:5px;justify-content:flex-end;margin-bottom:9px}.wk{width:52px;height:6px;border-radius:99px;background:var(--line-2)}.wk.on{background:linear-gradient(90deg,var(--accent-2),var(--accent))}.weeklab{font-size:11.5px;color:var(--ink-3);letter-spacing:.03em;text-transform:uppercase;font-weight:600}.notice{background:var(--warn-soft);border:1px solid #fedf89;border-radius:12px;padding:13px 16px;margin-bottom:22px;font-size:14px;color:#93370d}.notice+.notice{margin-top:-12px}.notice a{color:#93370d;font-weight:600}.board{position:relative;padding-left:66px}.spine{left:23px;top:16px;bottom:26px;background:var(--line-2);overflow:hidden}.spine,.spine i{position:absolute;width:2px;border-radius:2px}.spine i{left:0;top:0;background:linear-gradient(180deg,var(--accent-2),var(--accent))}.step{position:relative;margin-bottom:16px}.node{position:absolute;left:-66px;top:20px;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:15px;background:#fff;border:1px solid var(--line-2);color:var(--ink-3);box-shadow:var(--shadow)}.step.done .node{background:linear-gradient(140deg,#12a05f,var(--ok));box-shadow:0 6px 16px -6px rgba(6,118,71,.6)}.step.done .node,.step.now .node{border-color:transparent;color:#fff}.step.now .node{background:linear-gradient(140deg,var(--accent-2),var(--accent));box-shadow:0 8px 20px -6px rgba(29,78,216,.65)}.step.now .node:before{content:"";position:absolute;inset:-7px;border-radius:19px;border:2px solid rgba(29,78,216,.22);animation:pulse 2.6s ease-out infinite}@keyframes pulse{0%{transform:scale(.94);opacity:1}70%{transform:scale(1.1);opacity:0}to{opacity:0}}@media (prefers-reduced-motion:reduce){.step.now .node:before{animation:none}}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 24px;box-shadow:var(--shadow);display:block;color:inherit;text-decoration:none}a.card:hover{border-color:var(--line-2)}.step.now .card{border-color:#c7d5ff;box-shadow:0 1px 2px rgba(16,24,40,.05),0 18px 44px -16px rgba(29,78,216,.32)}.step.locked .card{background:#fbfcfd;border-style:dashed;box-shadow:none}.step.locked .desc,.step.locked .h3{color:var(--lock)}.ch{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.h3{font-size:16.5px;font-weight:650;letter-spacing:-.017em}.chip{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:4px 10px;border-radius:99px;border:1px solid transparent}.c-done{background:var(--ok-soft);color:var(--ok);border-color:#abefc6}.c-now{background:var(--accent-soft);color:var(--accent);border-color:#c7d5ff}.c-lock{background:#f3f4f6;color:var(--lock);border-color:var(--line-2)}.when{margin-left:auto;font-size:12.5px;color:var(--ink-3);font-weight:500}.desc{color:var(--ink-2);font-size:14px;line-height:1.62;margin-top:9px;max-width:66ch}.mods{display:grid;grid-template-columns:repeat(6,1fr);grid-gap:10px;gap:10px;margin-top:18px}.mod{border:1px solid var(--line);border-radius:12px;padding:12px;background:#fcfdfe;text-align:center}.mod .nm{font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-3);height:26px;display:flex;align-items:center;justify-content:center;line-height:1.25}.ring{width:52px;height:52px;margin:6px auto 8px;place-items:center}.ring,.ring span{border-radius:50%;display:grid}.ring span{width:38px;height:38px;place-items:center;font-size:12px;font-weight:800;background:#fcfdfe;color:var(--ink-2)}.mod .st{font-size:11px;font-weight:600;color:var(--ink-3)}.mod.cleared{border-color:#abefc6;background:var(--ok-soft)}.mod.cleared .st{color:var(--ok)}.mod.cleared .ring span{background:var(--ok-soft);color:var(--ok)}.mod.active{border-color:#c7d5ff;background:#f7f9ff}.mod.active .st{color:var(--accent)}.mod.active .ring span{background:#f7f9ff;color:var(--accent)}.mod.blocked{border-color:#fecdca;background:var(--error-soft)}.mod.blocked .st{color:var(--error)}.mod.blocked .ring span{background:var(--error-soft);color:var(--error)}.row{display:flex;gap:11px;margin-top:19px;flex-wrap:wrap}.btn,.row{align-items:center}.btn{display:inline-flex;gap:9px;font:inherit;font-size:14px;font-weight:600;padding:11px 19px;border-radius:10px;border:1px solid var(--line-2);background:#fff;color:var(--ink);cursor:pointer;text-decoration:none}.btn:hover{border-color:#b9c2cd}.btn.pri{background:linear-gradient(140deg,var(--accent-2),var(--accent));border-color:transparent;color:#fff;box-shadow:0 8px 18px -7px rgba(29,78,216,.7)}.btn:disabled{opacity:.5;cursor:not-allowed}.legend,.note{font-size:12.5px;color:var(--ink-3)}.legend{margin-top:34px;padding-top:22px;border-top:1px solid var(--line);display:flex;gap:26px;flex-wrap:wrap}.legend b{color:var(--ink-2);font-weight:600}.loginwrap{max-width:420px;margin:0 auto;padding:72px 24px}.loginwrap .card{padding:28px}.loginwrap h1{font-size:21px;letter-spacing:-.02em;margin-bottom:6px}.loginwrap .sub{color:var(--ink-3);font-size:14px;margin-bottom:22px}.field{margin-bottom:15px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}.field input{width:100%;font:inherit;padding:11px 13px;border-radius:9px;border:1px solid var(--line-2);background:#fff}.field input:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}.err{background:var(--error-soft);border:1px solid #fecdca;color:var(--error);border-radius:9px;padding:10px 13px;font-size:13.5px;margin-bottom:16px}@media (max-width:860px){.mods{grid-template-columns:repeat(3,1fr)}}@media (max-width:760px){.board{padding-left:0}.spine{display:none}.node{position:static;margin-bottom:12px}.mods{grid-template-columns:repeat(2,1fr)}.hero .right{margin-left:0;text-align:left}.weeks{justify-content:flex-start}}.crumb{font-size:13.5px;margin-bottom:18px}.crumb a{text-decoration:none;font-weight:600}.crumb a:hover{text-decoration:underline}.readcard{margin-bottom:14px}.readcard h2{margin-bottom:10px}.readcard .desc{max-width:74ch;margin-top:0}.qcard,.readcard .desc+.desc{margin-top:12px}.qno{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin-bottom:8px}.qtext{font-size:15.5px;font-weight:600;line-height:1.5;margin-bottom:14px;max-width:70ch}.opts{display:grid;grid-gap:8px;gap:8px}.opt{display:flex;align-items:flex-start;gap:11px;padding:12px 14px;border:1px solid var(--line);border-radius:11px;background:#fcfdfe;cursor:pointer;font-size:14.5px;line-height:1.45}.opt:hover{border-color:var(--line-2)}.opt.on{border-color:var(--accent);background:var(--accent-soft)}.opt input{margin-top:3px;accent-color:var(--accent)}.wrongs{list-style:none;margin-top:16px;display:grid;grid-gap:10px;gap:10px}.wrongs li{border:1px solid #fecdca;background:var(--error-soft);border-radius:11px;padding:13px 15px}.wrongs .q{font-weight:600;font-size:14.5px;line-height:1.45}.wrongs .a{color:var(--ink-2)}.wrongs .a,.wrongs .s{font-size:13.5px;margin-top:6px}.wrongs .s{color:var(--error)}.batches{list-style:none;margin-top:16px;display:grid;grid-gap:8px;gap:8px}.batches li{border:1px solid var(--line);border-radius:11px;background:#fcfdfe}.batches li.done{border-color:#abefc6;background:var(--ok-soft)}.batches label{display:flex;align-items:center;gap:12px;padding:13px 15px;cursor:pointer;font-size:14.5px;font-weight:500}.batches li.done label{color:var(--ok)}.batches input{accent-color:var(--ok);width:17px;height:17px}.files{list-style:none;margin-top:14px;display:grid;grid-gap:8px;gap:8px}.files a{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid var(--line);border-radius:11px;background:#fcfdfe;text-decoration:none;color:inherit;font-size:14.5px}.files a:hover{border-color:var(--accent)}.files a:hover,.ftype{background:var(--accent-soft)}.ftype{font-size:10px;font-weight:800;letter-spacing:.06em;padding:4px 7px;border-radius:5px;color:var(--accent);flex:none}.ftype.docx{background:#eef6ff;color:#175cd3}.fname{font-weight:500}.fsize{margin-left:auto;font-size:12.5px;color:var(--ink-3)}.videos{list-style:none;margin-top:14px;display:grid;grid-gap:7px;gap:7px;counter-reset:v}.videos li{border:1px solid var(--line);border-radius:11px;background:#fcfdfe;overflow:hidden}.videos li.open{border-color:#c7d5ff;background:#f7f9ff}.videos button{width:100%;display:flex;align-items:center;gap:13px;padding:12px 15px;font:inherit;font-size:14.5px;background:none;border:0;cursor:pointer;text-align:left;color:inherit}.videos button:hover{background:var(--accent-soft)}.vno{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:800;font-size:12px;color:var(--ink-3);flex:none;width:22px}.vtitle{font-weight:500}.vch{margin-left:auto;font-size:12px;color:var(--ink-3)}.vplay{font-size:12.5px;font-weight:700;color:var(--accent);flex:none}.videos video{display:block;width:100%;background:#000}.srow{display:flex;align-items:flex-start;gap:24px}.sbody{flex:1 1 auto;min-width:0}.sbody .note{margin-top:12px}.cta{flex:none;display:flex;justify-content:flex-end;margin-top:9px}@media (max-width:720px){.srow{flex-direction:column;gap:0}.cta{width:100%;margin-top:14px}}.btn.tiny{font-size:12px;padding:6px 14px;border-radius:8px;margin-top:10px;width:100%;justify-content:center}.mod .btn.tiny{box-shadow:0 4px 10px -4px rgba(29,78,216,.6)}.mod.blocked .btn.tiny,.mod.cleared .btn.tiny{display:none}.wk.now{background:linear-gradient(90deg,var(--accent),var(--line-2))}.c-open{background:#f8fafc;color:var(--ink-3);border-color:var(--line-2)}.gsvideo{display:block;width:100%;margin-top:16px;border-radius:12px;background:#000;border:1px solid var(--line)}.player{background:#000;border-radius:0 0 10px 10px;overflow:hidden}.player video{display:block;width:100%;cursor:pointer}.pcontrols{display:flex;align-items:center;gap:10px;padding:10px 12px;background:#0b0d10}.pbtn{font:inherit;font-size:13px;font-weight:700;color:#fff;background:#22262c;border:1px solid #343a42;border-radius:7px;padding:7px 12px;cursor:pointer;flex:none;min-width:46px}.pbtn:hover{background:#2c313a}.ptrack{flex:1 1;height:5px;background:#2b3138;border-radius:99px;overflow:hidden}.ptrack i{display:block;height:100%;background:var(--accent-2)}.ptime{font-size:12px;color:#9aa3ae;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;flex:none}.pnote{margin:0;padding:9px 12px;background:var(--warn-soft);color:#93370d;font-size:13px;font-weight:600}.videos li.seen .vno{color:var(--ok)}.videos li.seen{border-color:#abefc6}.locked-quiz{border-style:dashed;background:#fbfcfd}.vplay{margin-left:auto}.people{list-style:none;margin-top:14px;display:grid;grid-gap:8px;gap:8px}.people a{display:grid;grid-template-columns:1.1fr 1.1fr 1.4fr;grid-gap:14px;gap:14px;align-items:center;padding:13px 15px;border:1px solid var(--line);border-radius:11px;background:#fcfdfe;text-decoration:none;color:inherit}.people a:hover{border-color:var(--accent);background:var(--accent-soft)}.pname{font-weight:600;font-size:14.5px}.pstage{font-size:13.5px;color:var(--ink-2)}.pwhy{font-size:13px;color:var(--warn);font-weight:600}.people.calm .pwhy{color:var(--ink-3);font-weight:500}.people.muted a{background:#fbfcfd}.people.muted .pname{color:var(--ink-3)}.stagelist{list-style:none;margin-top:12px;display:grid;grid-gap:6px;gap:6px}.stagelist li{display:grid;grid-template-columns:28px 1fr auto auto;grid-gap:12px;gap:12px;align-items:center;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fcfdfe}.stagelist li.complete{border-color:#abefc6;background:var(--ok-soft)}.stagelist li.open{border-color:#c7d5ff;background:#f7f9ff}.stagelist li.locked{border-style:dashed;background:#fbfcfd}.sno{font-weight:800;color:var(--ink-3);font-size:13px;text-align:center}.stitle{font-weight:600;font-size:14.5px}.swhen{font-size:12.5px;color:var(--ink-3);min-width:90px;text-align:right}.decision{display:flex;align-items:flex-start;gap:20px;padding:16px 0;border-top:1px solid var(--line)}.decision:first-of-type{border-top:0}.decision>div{flex:1 1}.decision .desc{margin-top:4px}.dtitle{font-weight:650;font-size:14.5px}.decision .btn{flex:none;margin-top:4px}.btn.danger{color:var(--error);border-color:#fecdca}.noteinput{font:inherit;font-size:14px;padding:10px 12px;border-radius:9px;border:1px solid var(--line-2);background:#fff;margin-top:10px;width:100%;max-width:460px}.noteinput:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}table.attempts{width:100%;border-collapse:collapse;font-size:14px;margin-top:12px}table.attempts th{text-align:left;font-weight:600;color:var(--ink-3);font-size:12px;text-transform:uppercase;letter-spacing:.04em;padding:8px 10px;border-bottom:1px solid var(--line)}table.attempts td{padding:9px 10px;border-bottom:1px solid var(--line)}table.attempts td.ok{color:var(--ok);font-weight:600}table.attempts td.no{color:var(--warn);font-weight:600}.modlist{list-style:none;margin-top:12px;display:grid;grid-gap:6px;gap:6px}.modlist li{display:grid;grid-template-columns:1fr 1fr auto;grid-gap:12px;gap:12px;align-items:center;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fcfdfe}.modlist li.cleared{border-color:#abefc6;background:var(--ok-soft)}.modlist li.blocked{border-color:#fecdca;background:var(--error-soft)}.mname{font-weight:600;font-size:14px}.mnote{color:var(--ink-2)}.mnote,.mscore{font-size:13.5px}.mscore{font-weight:700;color:var(--ink-3)}.batchadmin{list-style:none;margin-top:12px;display:grid;grid-gap:6px;gap:6px}.batchadmin li{display:grid;grid-template-columns:1fr auto auto;grid-gap:14px;gap:14px;align-items:center;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#fcfdfe}.batchadmin li.done{border-color:#abefc6;background:var(--ok-soft)}.bl{font-size:14px;font-weight:500}.bs{font-size:12.5px;color:var(--ink-3)}.batchadmin li.done .bs{color:var(--ok);font-weight:600}button.link{font:inherit;font-size:13px;background:none;border:0;color:var(--error);cursor:pointer;text-decoration:underline}.navlink{font-size:13.5px;font-weight:600;text-decoration:none;margin-right:6px}.navlink:hover{text-decoration:underline}.bigwhen{margin-top:14px;font-size:22px;font-weight:650;letter-spacing:-.02em;color:var(--accent)}.quote{margin-top:14px;padding:12px 16px;border-left:3px solid var(--line-2);background:#fbfcfd;border-radius:0 10px 10px 0;color:var(--ink-2);font-size:14px;line-height:1.62}.btnpair{display:flex;gap:8px;flex:none}