/* בורסה ON-LINE · teacher panel v5: warm admin dashboard */
:root{--bg:#f3efe7;--card:#fff;--line:#e5dfd3;--line2:#efe9de;--text:#1d2530;--mute:#6b7280;--ink:#17202c;--acc:#c27a12;--acc2:#e39b2a;--accbg:#fff6e6;
 --ok:#15803d;--okbg:#e9f7ee;--bad:#b42318;--badbg:#fdecea;--blue:#1e4f8a;--r:12px;--sh:0 1px 2px rgba(23,32,44,.05),0 4px 14px rgba(23,32,44,.05)}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:Heebo,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;font-size:15px;line-height:1.55;-webkit-text-size-adjust:100%}
button{font:inherit;color:inherit;cursor:pointer}input,select{font:inherit;color:inherit}
a{color:var(--blue)}.hidden{display:none!important}
.num{direction:ltr;unicode-bidi:isolate;font-variant-numeric:tabular-nums;font-family:"IBM Plex Mono",ui-monospace,monospace}
.ltr{direction:ltr;text-align:left}.mute{color:var(--mute)}.sm{font-size:13px}.up{color:var(--ok)}.down{color:var(--bad)}
svg{flex:none;vertical-align:-3px}
/* top bar */
#t-top{position:sticky;top:0;z-index:30;background:var(--ink);color:#e9edf2;border-bottom:3px solid var(--acc2)}
#t-top .in{max-width:1240px;margin:0 auto;display:flex;align-items:center;gap:18px;padding:10px 20px}
#t-top .brand{color:#fff;text-decoration:none;font-weight:800;font-size:17px;letter-spacing:.2px}#t-top .brand b{color:var(--acc2)}
#t-top .tag{font-size:12.5px;color:#aab4c2;border-inline-start:1px solid #3a4656;padding-inline-start:14px}
#t-nav{margin-inline-start:auto;display:flex;gap:4px}
#t-nav a{color:#cfd6df;text-decoration:none;font-size:13.5px;padding:5px 11px;border-radius:7px}#t-nav a:hover,#t-nav a.on{background:#243041;color:#fff}
/* layout */
.wrap{max-width:1240px;margin:0 auto;padding:22px 20px 60px}.wrap.narrow{max-width:520px}
.grid2{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(320px,1fr);gap:18px;align-items:start}
.grid2.wide{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.col{display:flex;flex-direction:column;gap:18px;min-width:0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:18px 20px}
.ch{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:-2px 0 12px}
.ch h2{margin:0;font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;color:var(--ink)}
h1{font-size:26px;margin:0;font-weight:800;color:var(--ink);letter-spacing:-.2px}
h3{font-size:13.5px;margin:16px 0 6px;color:var(--ink)}
.intro{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(120deg,#20170c,#3b2a14 60%,#5b3f17);color:#f6efe2;border-radius:14px;padding:26px 28px;margin-bottom:18px;box-shadow:var(--sh)}
.intro h1{color:#fff}.intro p{margin:6px 0 0;max-width:640px;color:#e8dcc6}
.pagehead{margin-bottom:16px}.back{font-size:13px;text-decoration:none;color:var(--mute)}.back:hover{color:var(--text)}
.pagehead h1{margin-top:4px}
.dh{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:4px}
.dh-act{display:flex;gap:8px;flex-wrap:wrap}
.badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;align-items:center}
.foot{text-align:center;font-size:13px;color:var(--mute)}
/* controls */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:#fff;border:1px solid #d6cfc1;color:var(--text);border-radius:8px;padding:7px 14px;font-size:14px;font-weight:600;text-decoration:none;line-height:1.3;transition:background .15s,border-color .15s}
.btn:hover{background:#faf7f1;border-color:#c5bba8}.btn:disabled{opacity:.5;cursor:default}
.btn.primary{background:linear-gradient(#e7a43a,#c9840f);border-color:#a96c08;color:#1d1405;box-shadow:inset 0 1px 0 rgba(255,255,255,.35)}
.btn.primary:hover{background:linear-gradient(#eeb04b,#d08c17)}
.btn.lg{padding:10px 18px;font-size:15px}.btn.sm{padding:4px 10px;font-size:12.5px}.btn.block{width:100%;margin-top:14px}
.btn.danger{color:var(--bad);border-color:#f0c9c4}.btn.danger:hover{background:var(--badbg)}
.lnk{background:none;border:0;color:var(--blue);padding:0;font-size:13px}
.inp{border:1px solid #d6cfc1;border-radius:8px;padding:7px 10px;background:#fff;min-width:0;width:100%}
.inp:focus{outline:2px solid #f2c27a;border-color:var(--acc)}.inp.num{width:96px;text-align:center}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.row .inp{flex:1}.row.sm{margin-top:8px;font-size:13px}.row.sm .inp{flex:none}
.msg{color:var(--bad);font-size:13px;min-height:1em;margin-top:6px}
.seg{display:inline-flex;flex-wrap:wrap;background:#f4f0e8;border:1px solid var(--line);border-radius:9px;padding:3px;gap:2px}
.seg button{background:none;border:0;border-radius:6px;padding:5px 12px;font-size:13.5px;color:#4b5563}
.seg button.on{background:#fff;color:var(--ink);font-weight:700;box-shadow:0 1px 2px rgba(0,0,0,.12)}
.seg.sm button{padding:3px 9px;font-size:12.5px}
.field{margin-top:14px}.field:first-of-type{margin-top:0}.field>label{display:block;font-size:13px;font-weight:600;color:#374151;margin-bottom:6px}
.hint{display:block;color:var(--mute);font-size:12.5px;margin-top:6px;line-height:1.5}
.step{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--ink);color:#fff;font-style:normal;font-size:12px}
.pill{display:inline-flex;align-items:center;gap:5px;font-size:12px;padding:3px 9px;border-radius:999px;background:#f4f0e8;border:1px solid var(--line);color:#374151;white-space:nowrap}
.pill-live{background:var(--accbg);border-color:#f0d29f;color:#8a5208}.pill-ok{background:var(--okbg);border-color:#bfe3cb;color:var(--ok)}.pill-off{background:#f3f4f6;color:#6b7280}
.code{font-family:"IBM Plex Mono",monospace;font-weight:600;letter-spacing:.12em;background:var(--ink);color:#fbd38d;border-radius:6px;padding:2px 8px;font-size:13px;direction:ltr;display:inline-block}
.banner{border-radius:10px;padding:10px 14px;margin-bottom:16px;font-size:14px}.banner.ok{background:var(--okbg);border:1px solid #bfe3cb}.banner.warn{background:var(--accbg);border:1px solid #f0d29f;margin:0 0 10px}
.empty{color:var(--mute);margin:4px 0}
/* lists */
.cls-list{display:flex;flex-direction:column;gap:8px}
.cls-item{display:flex;align-items:center;justify-content:space-between;gap:10px;border:1px solid var(--line2);border-radius:10px;padding:10px 14px;text-decoration:none;color:inherit;background:#fdfcf9}
.cls-item:hover{border-color:#e0c79a;background:var(--accbg)}.cls-item div{display:flex;flex-direction:column}
.lib{display:flex;flex-direction:column;gap:6px}
.lib-it{display:flex;gap:12px;align-items:flex-start;text-decoration:none;color:inherit;padding:9px 10px;border-radius:9px}
.lib-it:hover{background:var(--accbg)}.lib-it .ic{font-size:22px;line-height:1.2}.lib-it b{display:block;font-size:14px}.lib-it small{color:var(--mute);font-size:12.5px;line-height:1.45;display:block}
.how{margin-top:18px}.how summary,.card summary{cursor:pointer;font-weight:700;display:flex;align-items:center;gap:8px}
.prose{color:#374151;font-size:14px;line-height:1.7;max-width:900px}
/* create */
.scn-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.scn{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:start;background:#fdfcf9;border:1px solid var(--line);border-radius:10px;padding:10px 11px;min-height:74px}
.scn .ic{font-size:20px}.scn b{font-size:12.5px;line-height:1.35;font-weight:600}
.scn:hover{border-color:#e0c79a}.scn.on{border-color:var(--acc);background:var(--accbg);box-shadow:0 0 0 2px #f6dcae}
.scn-info{margin-top:12px;background:#faf8f3;border:1px solid var(--line2);border-radius:10px;padding:10px 12px}.scn-info p{margin:0 0 8px;font-size:14px}
.tags{display:flex;flex-wrap:wrap;gap:5px}.tags span{font-size:12px;background:#fff;border:1px solid var(--line);border-radius:6px;padding:2px 8px;color:#374151}
.opt2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.opt{display:flex;flex-direction:column;gap:6px;text-align:start;background:#fdfcf9;border:1px solid var(--line);border-radius:10px;padding:12px 13px}
.opt b{display:flex;gap:7px;align-items:center;font-size:14px}.opt small{color:var(--mute);font-size:12.5px;line-height:1.5}
.opt.on{border-color:var(--acc);background:var(--accbg);box-shadow:0 0 0 2px #f6dcae}
.chips{display:flex;flex-wrap:wrap;gap:6px}.chips label{display:inline-flex;align-items:center;gap:5px;font-size:13px;background:#fdfcf9;border:1px solid var(--line);border-radius:8px;padding:4px 9px;cursor:pointer}
.summary{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line2)}
/* dashboard */
.stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.stats div{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 14px;box-shadow:var(--sh)}
.stats small{display:block;color:var(--mute);font-size:12px}.stats b{font-size:22px;font-weight:700;color:var(--ink)}
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{text-align:start;font-weight:600;color:var(--mute);font-size:12px;padding:7px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:8px;border-bottom:1px solid var(--line2);white-space:nowrap}tbody tr:hover{background:#fcfaf6}
.prog{display:inline-block;width:56px;height:5px;background:#eee7da;border-radius:3px;overflow:hidden;vertical-align:middle;margin-inline-end:6px}.prog i{display:block;height:100%;background:var(--acc2)}
.share-in{display:flex;gap:14px;align-items:center;justify-content:space-between}
.bigcode{font-family:"IBM Plex Mono",monospace;font-size:34px;font-weight:700;letter-spacing:.18em;color:var(--ink);direction:ltr;margin:2px 0 6px}
.linkbox{background:#f6f3ed;border:1px solid var(--line);border-radius:7px;padding:5px 9px;font-size:12.5px;word-break:break-all;margin:4px 0 8px}
.share .qr{width:118px;flex:none}.share .qr svg{width:100%;height:auto;display:block}
.kv{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px dashed var(--line2);font-size:13.5px}.kv span{color:var(--mute)}.kv b{font-weight:600;text-align:end}
.pin{font-size:18px;letter-spacing:.2em}
.secret summary{font-size:15px}.secret[open] summary{margin-bottom:10px}
.menu{display:flex;flex-direction:column;gap:7px}.menu .btn{justify-content:flex-start}
/* live control */
.card.live{border-color:#e9cf9f;background:linear-gradient(#fffaf0,#fff 60%)}
.dot{width:9px;height:9px;border-radius:50%;background:#9ca3af;display:inline-block}.dot.pre{background:var(--acc2)}.dot.live{background:#16a34a;box-shadow:0 0 0 4px #dcfce7;animation:pls 1.4s infinite}.dot.closed{background:#64748b}.dot.over{background:var(--blue)}
@keyframes pls{50%{box-shadow:0 0 0 7px rgba(22,163,74,.08)}}
.phase-lbl{font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:999px;background:#f4f0e8}.phase-lbl.live{background:#dcfce7;color:#166534}.phase-lbl.pre{background:var(--accbg);color:#8a5208}
.days{display:flex;gap:4px;margin-bottom:10px}.days i{flex:1;height:6px;border-radius:3px;background:#ece5d8}.days i.done{background:#c9b48d}.days i.now{background:var(--acc2)}
.steps{display:flex;list-style:none;margin:0 0 14px;padding:0;gap:6px;counter-reset:s}
.steps li{flex:1;position:relative;font-size:12.5px;color:var(--mute);padding:6px 10px 6px 8px;border-radius:7px;background:#f6f2ea;counter-increment:s}
.steps li::before{content:counter(s);display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:#e2d9c8;color:#fff;font-size:11px;margin-inline-end:6px}
.steps li.done{color:#6b5a3a}.steps li.done::before{content:"✓";background:#b59a68}
.steps li.now{background:var(--ink);color:#fff;font-weight:700}.steps li.now::before{background:var(--acc2);color:#1d1405}
.act{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.sess{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--mute)}.sess .inp{width:auto;padding:5px 8px}
.clock{display:flex;align-items:center;gap:12px;flex:1;min-width:240px}.clock b{font-size:24px;color:var(--ink)}
.clock .bar{flex:1;height:8px;background:#ece5d8;border-radius:4px;overflow:hidden}.clock .bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,#16a34a,#65c18c);transition:width .45s linear}
.ready{margin-top:14px;padding-top:12px;border-top:1px solid var(--line2)}
.ready-h{display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-size:12.5px;color:var(--mute);margin-bottom:8px}.ready-h b{color:var(--ink);font-size:13.5px}
.k{display:inline-block;width:8px;height:8px;border-radius:50%;margin-inline-end:5px}.k.ok{background:#16a34a}.k.behind{background:var(--acc2)}.k.off{background:#cbd5e1}.k.done{background:var(--blue)}
.chips2{display:flex;flex-wrap:wrap;gap:6px}
.st{display:inline-flex;flex-direction:column;border:1px solid var(--line);border-radius:8px;padding:4px 10px;font-size:13px;font-weight:600;background:#fff;border-inline-start:4px solid #cbd5e1;line-height:1.3}
.st small{font-weight:400;color:var(--mute);font-size:11.5px}.st.ok{border-inline-start-color:#16a34a}.st.behind,.st.wait{border-inline-start-color:var(--acc2)}.st.off{opacity:.65}.st.done{border-inline-start-color:var(--blue)}
/* paper + guide */
.daytabs{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:12px}
.daytabs button{min-width:32px;border:1px solid var(--line);background:#fff;border-radius:6px;padding:3px 8px;font-size:12.5px;font-family:"IBM Plex Mono",monospace}
.daytabs button.on{background:var(--ink);color:#fff;border-color:var(--ink)}.daytabs button.fut{border-style:dashed;color:#9ca3af}
.sw{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;color:var(--mute);cursor:pointer}
.stories{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.stories li{display:grid;grid-template-columns:96px minmax(0,1fr);gap:12px;padding-bottom:10px;border-bottom:1px solid var(--line2)}
.stories li:last-child{border-bottom:0}.stories img{width:96px;height:64px;object-fit:cover;border-radius:6px;background:#eee}
.stories li.lead{grid-template-columns:150px minmax(0,1fr)}.stories li.lead img{width:150px;height:100px}.stories li.lead b{font-size:17px}
.stories b{display:block;font-family:"Frank Ruhl Libre",Georgia,serif;font-size:15px;line-height:1.35;color:var(--ink)}
.stories p{margin:3px 0 0;font-size:13px;color:#4b5563;line-height:1.5}.stories p.mean{color:#8a5208;background:var(--accbg);border-radius:6px;padding:4px 8px;margin-top:6px}
.kick{color:var(--acc);font-weight:700;font-size:11.5px;margin-inline-end:6px}
.tg{display:inline-block;font-size:11px;border-radius:5px;padding:0 6px;margin-inline-end:4px;vertical-align:1px}.tg.sig{background:#e8f0fb;color:var(--blue)}.tg.noise{background:#f3f4f6;color:#6b7280}
.brk{margin-top:10px;background:#fff1f0;border:1px solid #f5c6c2;border-radius:8px;padding:8px 10px;font-size:13px}
#d-guide ul{margin:4px 0;padding-inline-start:20px;font-size:13.5px;color:#374151}#d-guide li{margin:3px 0}
.lead-p{margin:0 0 4px;font-size:14px;color:#374151}
.qs li{font-weight:500}
#d-guide details{margin-top:12px;border-top:1px solid var(--line2);padding-top:10px}#d-guide summary{font-size:13.5px}
.outline{max-height:420px;overflow:auto;margin-top:8px}.od{padding:6px 0;border-bottom:1px dashed var(--line2)}.od ul{font-size:12.5px!important}

/* ===== v7 app shell: sidebar on the right (RTL start), content to its left ===== */
:root{--sd:248px;--sdc:74px;--tb:60px}
.shell{display:flex;min-height:100vh;align-items:stretch}
#side{position:sticky;top:0;height:100vh;width:var(--sd);flex:none;display:flex;flex-direction:column;background:linear-gradient(180deg,#17202c,#121a24);color:#c3ccd8;border-inline-end:1px solid #0c121a;z-index:40;overflow:hidden}
body.sd-anim #side{transition:width .18s ease}
#main{flex:1;min-width:0;display:flex;flex-direction:column}
.sd-brand{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:16px 14px 14px;border-bottom:1px solid #243041}
.sd-logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff;min-width:0}
.sd-mark{width:40px;height:40px;flex:none;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,#e7a43a,#b8740b);color:#1d1405;box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 4px 12px rgba(0,0,0,.3)}
.sd-txt{display:flex;flex-direction:column;line-height:1.2;white-space:nowrap}.sd-txt b{font-size:16px;font-weight:800}.sd-txt i{font-style:normal;color:#f0b44f}.sd-txt small{color:#8d99aa;font-size:12px}
.sd-x{display:none;background:none;border:0;color:#aab4c2;padding:6px;border-radius:8px}
.sd-nav{flex:1;overflow-y:auto;overflow-x:hidden;padding:8px 10px 12px;scrollbar-width:thin;scrollbar-color:#2b3748 transparent}
.sd-g{font-size:11px;font-weight:700;letter-spacing:.06em;color:#6f7d90;padding:14px 10px 6px;white-space:nowrap}
.sd-it{position:relative;display:flex;align-items:center;gap:12px;width:100%;text-decoration:none;color:#c3ccd8;background:none;border:0;border-radius:10px;padding:9px 10px;margin:2px 0;font-size:14.5px;font-weight:500;white-space:nowrap;text-align:start}
.sd-it .ni,.sd-cls .ni{width:26px;height:26px;display:grid;place-items:center;flex:none;color:#9aa6b7}
.sd-it:hover{background:#212c3b;color:#fff}.sd-it:hover .ni{color:#e9edf2}
.sd-it.on{background:linear-gradient(90deg,rgba(231,164,58,.06),rgba(231,164,58,.18));color:#fff;font-weight:700}
.sd-it.on::before{content:"";position:absolute;inset-inline-start:-10px;top:8px;bottom:8px;width:4px;border-radius:0 4px 4px 0;background:#f0b44f}
[dir=rtl] .sd-it.on::before{border-radius:4px 0 0 4px}
.sd-it.on .ni{color:#f0b44f}.sd-it.dim{opacity:.62}
.sd-cls{display:flex;align-items:center;gap:10px;text-decoration:none;color:#e9edf2;background:#1f2a38;border:1px solid #2b3748;border-radius:11px;padding:8px 10px;margin:2px 0 6px}
.sd-cls:hover{border-color:#5a4a2a}.sd-cls.on{border-color:#c9840f;background:#2a2a24}
.sd-cls .code-ic{background:#0e151e;color:#fbd38d;border-radius:7px;font-family:"IBM Plex Mono",monospace;font-size:11px;font-weight:600;letter-spacing:.05em}
.sd-cls .lbl{display:flex;flex-direction:column;min-width:0;line-height:1.25}.sd-cls b{font-size:13.5px;overflow:hidden;text-overflow:ellipsis}.sd-cls small{color:#8d99aa;font-size:11.5px;letter-spacing:.1em}
.sd-none{font-size:12px;color:#7d8a9c;padding:2px 10px 6px;white-space:normal;line-height:1.45}
.sd-foot{border-top:1px solid #243041;padding:8px 10px 12px}
.sd-col .ni svg{transition:transform .18s}
/* collapsed: icons only */
body.side-c #side{width:var(--sdc)}
body.side-c #side .lbl,body.side-c #side .sd-txt,body.side-c .sd-g span{display:none}
body.side-c .sd-g{padding:10px 0 4px;margin:0 8px;border-top:1px solid #243041}body.side-c .sd-g:first-child{border-top:0}
body.side-c .sd-brand{justify-content:center;padding-inline:0}
body.side-c .sd-it{justify-content:center;padding:9px 0}body.side-c .sd-cls{justify-content:center;padding:6px 0;background:none;border-color:transparent}
body.side-c .sd-col .ni svg{transform:scaleX(-1)}
body:not(.side-c) .sd-col .ni svg{transform:none}
/* top bar of the content area */
#tbar{position:sticky;top:0;z-index:30;height:var(--tb);display:flex;align-items:center;gap:14px;padding:0 26px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.tb-menu{display:none;background:none;border:1px solid var(--line);border-radius:9px;width:40px;height:40px;place-items:center;color:var(--ink)}
#tb-title{display:flex;flex-direction:column;min-width:0;line-height:1.2}#tb-title b{font-size:18px;font-weight:800;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#tb-title small{color:var(--mute);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#tb-extra{margin-inline-start:auto;display:flex;gap:8px;align-items:center;flex:none}
.sw-cls{display:flex;align-items:center;gap:6px;border:1px solid #d6cfc1;border-radius:9px;padding:0 4px 0 10px;background:#fff;color:var(--mute)}.sw-cls select{border:0;background:none;padding:7px 4px;font-weight:600;color:var(--ink);max-width:260px;outline:none}
#scrim{display:none}
#sd-tip{position:fixed;z-index:80;background:#0e151e;color:#fff;font-size:12.5px;font-weight:600;padding:6px 11px;border-radius:7px;white-space:nowrap;box-shadow:0 6px 18px rgba(0,0,0,.3);pointer-events:none;transform:translate(-100%,-50%)}
#view{flex:1}
.wrap{max-width:1280px;padding:22px 26px 60px;margin:0}.wrap.narrowish{max-width:720px}
/* home tiles */
.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:18px}
.tile{display:flex;gap:14px;align-items:center;text-decoration:none;color:inherit;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--sh);transition:border-color .15s,transform .15s}
.tile:hover{border-color:#e0c79a;transform:translateY(-1px)}.tile b{display:block;font-size:15.5px;color:var(--ink)}.tile small{color:var(--mute);font-size:12.5px;line-height:1.45;display:block}
.t-ic,.l-ic{width:46px;height:46px;flex:none;border-radius:12px;display:grid;place-items:center;background:var(--accbg);color:#a5650b;border:1px solid #f0d9ae}
.l-ic.big{width:64px;height:64px;border-radius:16px}.l-ic.big svg{width:34px;height:34px}
.cnt{font-size:12px;background:#f4f0e8;border:1px solid var(--line);border-radius:999px;padding:0 8px;color:var(--mute);font-weight:600}
.cls-item{justify-content:flex-start}.cls-item>div{flex:1;min-width:0}.cls-item .ci-ic{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:#f4f0e8;color:#7a5a24;flex:none}
.cls-item .go{color:#b9ad97;display:grid}.cls-item .go svg{width:18px;height:18px}
/* lesson library */
.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}
.lcard{display:flex;flex-direction:column;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 16px 14px;box-shadow:var(--sh)}
.lcard header{display:flex;align-items:flex-start;justify-content:space-between}.lcard h3{margin:4px 0 0;font-size:16px;line-height:1.35}.lcard p{margin:0;font-size:13.5px;color:#4b5563;line-height:1.55;flex:1}
.lcard footer{display:flex;gap:8px;margin-top:6px;flex-wrap:wrap}.lcard footer .btn{flex:1}
.new{font-style:normal;font-size:11px;font-weight:800;color:#fff;background:linear-gradient(#e7a43a,#c9840f);border-radius:999px;padding:2px 9px;letter-spacing:.02em}
.scn .new{position:absolute;top:7px;inset-inline-end:7px;font-size:10px;padding:1px 7px}.scn{position:relative}
.scn .ic{color:#a5650b;display:grid}.scn.on .ic{color:#8a5208}
.lhero{display:flex;gap:18px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;box-shadow:var(--sh);margin-bottom:14px}
.lhero h1{font-size:23px}.lhero p{margin:6px 0 10px;color:#374151;max-width:820px}
.subtabs,.cnav{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:0 0 16px;overflow-x:auto;scrollbar-width:none}
.subtabs button,.cnav a{background:none;border:0;border-bottom:3px solid transparent;padding:9px 14px;font-size:14px;font-weight:600;color:#6b7280;white-space:nowrap;text-decoration:none;display:flex;align-items:center;gap:7px;margin-bottom:-1px}
.subtabs button:hover,.cnav a:hover{color:var(--ink)}.subtabs button.on,.cnav a.on{color:var(--ink);border-bottom-color:var(--acc2)}
.cnav{display:none}
.cnav a span{display:grid;color:#a3a9b3}.cnav a.on span{color:#c9840f}.cnav a svg{width:18px;height:18px}
#l-body ul,#l-body ol{margin:4px 0;padding-inline-start:22px;font-size:14px;color:#374151}#l-body li{margin:4px 0}
#l-body details,#d-guide details{margin-top:12px;border-top:1px solid var(--line2);padding-top:10px}#l-body summary{font-size:14px}
.cur-l{display:flex;flex-direction:column;gap:10px;margin-top:10px}.cur{background:#faf8f3;border:1px solid var(--line2);border-radius:10px;padding:10px 12px}.cur b{display:block}.cur p{margin:6px 0}
.secs{display:flex;flex-wrap:wrap;gap:5px}.secs span{font-size:12px;border-radius:6px;padding:1px 8px;background:#fff;border:1px solid var(--line)}.secs .up{color:var(--ok)}.secs .down{color:var(--bad)}
/* create stepper */
.stepper{display:flex;list-style:none;margin:0 0 16px;padding:0;gap:6px;flex-wrap:wrap}
.stepper li{display:flex;align-items:center;gap:7px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:4px 12px 4px 6px;font-size:13px;font-weight:600;color:#4b5563;cursor:pointer}
.stepper li i{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--ink);color:#fbd38d;font-style:normal;font-size:12px}
.stepper li:hover{border-color:#e0c79a}
.card{scroll-margin-top:calc(var(--tb) + 12px)}
/* class views */
.chead{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}.chead .badges{margin-top:0}
.grid2.live-g{grid-template-columns:minmax(0,1.35fr) minmax(320px,1fr);margin-top:18px}
.stats{margin-bottom:18px}
.scn-row{display:flex;gap:14px;align-items:flex-start}.scn-row b{font-size:15px}.scn-row p{margin:4px 0 0}
.next{display:flex;flex-direction:column;gap:8px}.next a{display:flex;gap:12px;align-items:center;text-decoration:none;color:inherit;border:1px solid var(--line2);background:#fdfcf9;border-radius:10px;padding:10px 12px}
.next a:hover{border-color:#e0c79a;background:var(--accbg)}.next a>span{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:#f4f0e8;color:#7a5a24;flex:none}.next b{display:block;font-size:14px}.next small{color:var(--mute)}
.danger-z{border-color:#f0c9c4}
.help-l{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.help-l li{display:flex;gap:12px;align-items:flex-start}.help-l li>span{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:#f4f0e8;color:#7a5a24;flex:none}.help-l b{display:block;color:var(--ink)}
#t-top{display:none}
/* tablet: narrower sidebar labels still fit; phones: drawer */
@media (max-width:1180px){.tiles{grid-template-columns:repeat(3,minmax(0,1fr))}.grid2.live-g{grid-template-columns:minmax(0,1fr)}}
@media (max-width:900px){
 #side{position:fixed;top:0;bottom:0;right:0;width:min(300px,86vw)!important;transform:translateX(105%);transition:transform .22s ease;box-shadow:-10px 0 40px rgba(0,0,0,.35)}
 body.drawer #side{transform:none}
 body.side-c #side .lbl,body.side-c #side .sd-txt,body.side-c .sd-g span{display:revert}
 body.side-c .sd-it{justify-content:flex-start;padding:9px 10px}body.side-c .sd-brand{justify-content:space-between;padding-inline:14px}
 body.side-c .sd-cls{justify-content:flex-start;padding:8px 10px;background:#1f2a38;border-color:#2b3748} .sd-x{display:grid}.sd-col{display:none!important}
 #scrim{display:block;position:fixed;inset:0;background:rgba(10,15,22,.45);opacity:0;pointer-events:none;transition:opacity .2s;z-index:35}
 body.drawer #scrim{opacity:1;pointer-events:auto}
 .tb-menu{display:grid}#tbar{padding:0 12px;gap:10px}
 .tiles{grid-template-columns:minmax(0,1fr)}
 .cnav{display:flex}
}
@media (max-width:640px){
 .wrap{padding:14px 12px 50px}#tb-title b{font-size:16px}
 #tb-extra .btn{padding:6px 10px;font-size:13px}#tb-extra .btn svg{display:none}
 .sw-cls select{max-width:130px}
 .lhero{flex-direction:column;padding:16px}.lib-grid{grid-template-columns:minmax(0,1fr)}
 .chead .dh-act{width:100%}.chead .dh-act .btn{flex:1}
 .cnav a{padding:8px 10px;font-size:13px}.subtabs button{padding:8px 10px;font-size:13px}
}

bdi.tk{unicode-bidi:isolate;white-space:nowrap}
/* projector */
#proj{position:fixed;inset:0;z-index:100;overflow:auto}
#proj.pj-dark{background:#0b1220;color:#fff;display:flex;align-items:center;justify-content:center}
.pj-code{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;padding:30px}
.pj-code h1{color:#fff;font-size:clamp(1.4rem,3vw,2.4rem)}.pj-code .qr{width:min(42vh,340px);background:#fff;border-radius:12px;padding:10px}.pj-code .qr svg{width:100%;height:auto;display:block}
.pj-code .url{font-size:clamp(1.1rem,2.6vw,2rem);font-family:"IBM Plex Mono",monospace;color:#fbd38d}.pj-code .sub{color:#94a3b8;font-size:clamp(1rem,2vw,1.4rem)}
.pj-code .bigcode{color:#fff;font-size:clamp(3rem,10vw,7rem)}
#proj .x{position:absolute;top:14px;left:14px}
#proj.pj-paper{background:#ece5d6}
.pp-bar{position:sticky;top:0;display:flex;gap:10px;align-items:center;justify-content:center;padding:10px;background:rgba(23,32,44,.92);color:#fff;z-index:2}.pp-bar .x{position:static!important}
.pp{max-width:1400px;margin:0 auto;padding:2vw 3vw 4vw;background:#f8f4ea;font-family:"Frank Ruhl Libre",Georgia,serif;color:#1a1a1a;min-height:100vh}
.pp-mast{text-align:center;border-bottom:4px double #1a1a1a;padding-bottom:.6vw;margin-bottom:1.6vw}.pp-mast h1{font-family:"Frank Ruhl Libre",serif;font-size:clamp(2.4rem,6vw,5.4rem);font-weight:900;line-height:1;margin:.3vw 0}
.pp-mast small{font-family:Heebo,sans-serif;font-size:clamp(.8rem,1.2vw,1.1rem);color:#555}
.pp-lead{display:grid;grid-template-columns:1.1fr 1fr;gap:2vw;align-items:center;border-bottom:1px solid #bbb;padding-bottom:1.6vw;margin-bottom:1.6vw}
.pp-lead img{width:100%;aspect-ratio:16/10;object-fit:cover}.pp-lead h2{font-size:clamp(1.6rem,3.4vw,3.2rem);line-height:1.15;margin:.3vw 0}.pp-lead p{font-size:clamp(1rem,1.7vw,1.6rem);line-height:1.45;margin:0}
.pp-rest{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2vw}
.pp-rest img{width:100%;aspect-ratio:16/9;object-fit:cover}.pp-rest h3{font-size:clamp(1.1rem,1.9vw,1.8rem);line-height:1.25;margin:.4vw 0;color:#1a1a1a}.pp-rest p{font-size:clamp(.9rem,1.25vw,1.2rem);line-height:1.45;margin:0}
.pp .kick{font-family:Heebo,sans-serif;font-size:clamp(.75rem,1vw,1rem)}
#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:9px 16px;border-radius:9px;font-size:14px;z-index:200;box-shadow:0 6px 20px rgba(0,0,0,.25)}
/* responsive */
@media (max-width:980px){.grid2,.grid2.wide{grid-template-columns:minmax(0,1fr)}.stats{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:640px){.wrap{padding:14px 12px 50px}#t-top .in{padding:9px 12px;gap:10px}#t-top .tag{display:none}#t-nav a{padding:5px 8px;font-size:12.5px}
 .intro{flex-direction:column;align-items:flex-start;padding:18px}.card{padding:14px}.scn-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.opt2{grid-template-columns:1fr}
 .stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stats div:last-child{grid-column:span 2}.share-in{flex-direction:column;align-items:stretch}.share .qr{width:150px;align-self:center}
 .steps li{font-size:11.5px;padding:5px 6px}.stories li,.stories li.lead{grid-template-columns:72px minmax(0,1fr)}.stories img,.stories li.lead img{width:72px;height:52px}
 h1{font-size:22px}.pp-lead{grid-template-columns:1fr}.dh-act .btn{flex:1}.clock{min-width:0}}

/* v8: teacher booklets */
.bk-top{margin-bottom:22px}.bk-top .bk-big{max-width:760px}
.bk-big h3{font-size:19px}.bk .bk-pdf{font-size:11px;font-weight:800;letter-spacing:.06em;color:#fff;background:#b91c1c;border-radius:6px;padding:2px 8px}
.bk-soon{opacity:.72}.bk-soon .btn[aria-disabled]{pointer-events:none;color:var(--mute);justify-content:center}
.bk-h{font-size:16px;margin:4px 0 12px;display:flex;align-items:center;gap:8px}

/* v9 beginner mode */
.pill.pill-beg{background:#2a2410;border-color:#a16207;color:#fde68a}.pill.pill-adv{background:#13233a;border-color:#2f4a70;color:#bfdbfe}
.opt2.mode2 .opt b{font-size:17px}.opt2.mode2 .opt .rec{font-style:normal;font-size:11.5px;background:#f59e0b;color:#1b1205;border-radius:999px;padding:1px 8px;margin-inline-start:6px;vertical-align:2px}
.scn.off{opacity:.42;filter:grayscale(.6);cursor:not-allowed}.scn .adv-only{font-style:normal;font-size:11px;color:#93c5fd;border:1px solid #2f4a70;border-radius:999px;padding:0 7px}
.beg-note{display:flex;gap:14px;align-items:flex-start;background:linear-gradient(135deg,rgba(245,158,11,.14),rgba(245,158,11,.04));border:1px solid rgba(245,158,11,.45);border-radius:14px;padding:14px 16px;margin:0 0 16px}
.beg-note .bn-ic{font-size:34px;line-height:1}.beg-note b{font-size:16px}.beg-note p{margin:4px 0 0;line-height:1.55}

/* v10: beginner booklets */
.bk-emo{font-size:24px;line-height:1}
.bk-beg{margin-bottom:6px}

/* v13: lesson plans as an ordered list (easy → hard) + draw button */
.lr-card{padding:10px 18px 14px}
.lr-lvl{display:flex;align-items:center;gap:8px;margin:14px 2px 6px;font-size:12px;font-weight:800;letter-spacing:.02em;color:#6b7280}
.lr-lvl::before{content:"";width:9px;height:9px;border-radius:50%;background:#22c55e;flex:none}
.lr-lvl.lv2::before{background:#f2b33d}.lr-lvl.lv3::before{background:#e5484d}
.lr-lvl::after{content:"";flex:1;height:1px;background:var(--line2)}
.lrows{list-style:none;margin:0;padding:0}
.lrow{display:flex;align-items:center;gap:12px;padding:10px 4px;border-top:1px solid var(--line2)}
.lr-lvl+.lrows>.lrow:first-child{border-top:0}
.lr-n{width:22px;flex:none;text-align:center;font-size:12px;font-weight:700;color:#9ca3af;font-variant-numeric:tabular-nums}
.lr-ic{width:38px;height:38px;flex:none;border-radius:10px;display:grid;place-items:center;background:var(--accbg);border:1px solid #f0d9ae;font-size:20px;line-height:1}
.lr-t{flex:1;min-width:0;color:inherit;text-decoration:none;line-height:1.45;font-size:15px}
.lr-t b{font-weight:800}.lr-c{color:#6b7280;font-size:13.5px;font-weight:400}
a.lr-t:hover b{color:#a5650b}
.lr-t .new{font-size:10px;padding:1px 7px;vertical-align:2px}
.lr-a{display:flex;gap:6px;flex:none}
.scn-draw{display:inline-flex;align-items:center;gap:6px;margin:2px 0 8px;padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:#fdfcf9;font-weight:800;font-size:15px}
.scn-draw:hover{border-color:#e0c79a}.scn-draw.on{border-color:var(--acc);background:var(--accbg);box-shadow:0 0 0 2px #f6dcae}
.scn-list .lr-lvl{margin:8px 2px 4px}
.lrows.pick{display:grid;gap:6px}
.scn-r{position:relative;display:flex;align-items:center;gap:10px;width:100%;text-align:start;background:#fdfcf9;border:1px solid var(--line);border-radius:10px;padding:7px 10px;font:inherit;color:inherit;cursor:pointer}
.scn-r .lr-ic{width:32px;height:32px;font-size:17px;border-radius:8px}
.scn-r .lr-t{font-size:13.5px}.scn-r .lr-c{font-size:12.5px}
.scn-r:hover{border-color:#e0c79a}.scn-r.on{border-color:var(--acc);background:var(--accbg);box-shadow:0 0 0 2px #f6dcae}
.scn-r.off{opacity:.42;filter:grayscale(.6);cursor:not-allowed}
.scn-r em{flex:none;font-style:normal}
.scn-r .adv-only{font-size:11px;color:#3b5b8c;border:1px solid #9fb5d6;border-radius:999px;padding:0 7px}
.scn-r .new{font-size:10px;padding:1px 7px}
@media (max-width:640px){
 .lr-card{padding:6px 12px 10px}
 .lrow{flex-wrap:wrap;gap:8px 10px}
 .lr-n{display:none}
 .lr-t{flex:1 1 calc(100% - 52px)}
 .lr-a{width:100%;padding-inline-start:48px}.lr-a .btn{flex:1}
}
.lr-c i{font-style:normal;white-space:nowrap}
/* v13 */