:root{--bg:#141a2e;--bg2:#1d2541;--ink:#f6f2e8;--muted:#b9bfd6;--yellow:#ffd23f;--red:#ff5d5d;--green:#3ddc84;--blue:#4cc3ff;--paper:#f7e7c4;--paper-ink:#2b2214;--r:18px}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--bg) radial-gradient(circle at 20% 0%,#24305a 0,transparent 55%) fixed;color:var(--ink);font-family:Rubik,"Noto Sans Hebrew",Arial,sans-serif;font-size:18px;line-height:1.5;min-height:100vh;display:flex;flex-direction:column}
body::before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:32px 32px}
a{color:var(--yellow)}
button{font:inherit;cursor:pointer}
h1,h2,h3,.brand{font-family:"Secular One",Rubik,sans-serif;font-weight:400}
.top{position:sticky;top:0;z-index:20}
.tape{background:repeating-linear-gradient(-45deg,var(--yellow) 0 26px,#111 26px 40px);height:12px;overflow:hidden}
.tape span{display:none}
.bar{display:flex;align-items:center;gap:12px;padding:8px 16px;background:rgba(20,26,46,.92);backdrop-filter:blur(6px);border-bottom:1px solid #2c3660}
.brand{font-size:24px;color:var(--yellow);text-decoration:none;white-space:nowrap}
.who{flex:1;color:var(--muted);font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lock{background:none;border:1px solid #39446f;border-radius:12px;font-size:18px;padding:4px 9px;opacity:.75}
.lock:hover{opacity:1}
main{flex:1;width:100%;max-width:1100px;margin:0 auto;padding:18px 16px 40px;outline:none}
.foot{text-align:center;color:var(--muted);font-size:14px;padding:14px;border-top:1px solid #2c3660}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:14px;padding:12px 20px;font-size:18px;font-weight:600;background:var(--yellow);color:#1a1a1a;text-decoration:none;box-shadow:0 4px 0 #b8901a;transition:transform .08s}
.btn:active{transform:translateY(3px);box-shadow:0 1px 0 #b8901a}
.btn.ghost{background:#2a3459;color:var(--ink);box-shadow:0 4px 0 #161c33}
.btn.red{background:var(--red);color:#fff;box-shadow:0 4px 0 #a33}
.btn.green{background:var(--green);color:#0d2a18;box-shadow:0 4px 0 #1f8a50}
.btn.small{padding:7px 12px;font-size:15px;border-radius:10px}
.btn[disabled]{opacity:.45;pointer-events:none}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.center{text-align:center}
.muted{color:var(--muted)}
/* hero */
.hero{display:grid;grid-template-columns:1fr 220px;gap:20px;align-items:center;background:linear-gradient(135deg,#222c52,#1a2140);border:2px solid #34407a;border-radius:24px;padding:22px 24px;margin-bottom:22px}
.hero h1{margin:0 0 6px;font-size:40px;color:var(--yellow);line-height:1.15}
.hero p{margin:0 0 10px;font-size:19px}
.hero img{width:100%;border-radius:18px;transform:rotate(-3deg);box-shadow:0 10px 30px rgba(0,0,0,.4);border:5px solid #fff}
.progress-line{display:flex;gap:6px;margin-top:8px}
.progress-line i{flex:1;height:10px;border-radius:5px;background:#2e3866}
.progress-line i.on{background:var(--green)}
/* map */
.board{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:34px 26px;padding:10px 4px}
.board svg.strings{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}
.case{position:relative;z-index:1;display:block;text-decoration:none;color:var(--paper-ink);background:var(--paper);border-radius:6px 16px 16px 16px;padding:10px 10px 14px;box-shadow:0 10px 24px rgba(0,0,0,.35);transition:transform .15s}
.case:nth-child(odd){transform:rotate(-1.2deg)}.case:nth-child(even){transform:rotate(1.2deg)}
.case:hover{transform:rotate(0) scale(1.03)}
.case::before{content:attr(data-file);position:absolute;top:-22px;right:14px;background:var(--paper);padding:2px 14px;border-radius:10px 10px 0 0;font-weight:800;font-size:15px}
.case .pin{position:absolute;top:-8px;left:50%;width:18px;height:18px;margin-left:-9px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#ff9a9a,#d22);box-shadow:0 2px 3px rgba(0,0,0,.5);z-index:2}
.case img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:8px;display:block;background:#ccc}
.case h3{margin:8px 4px 0;font-size:23px;line-height:1.2}
.case .st{margin:4px 4px 0;font-size:15px;font-weight:600}
.case.locked img{filter:grayscale(1) brightness(.6)}
.case.locked{color:#6b5f48;cursor:not-allowed}
.case .lockbig{position:absolute;top:28%;left:50%;transform:translate(-50%,-50%);font-size:48px;filter:drop-shadow(0 3px 4px #000)}
.case .stamp{position:absolute;top:20%;left:8%;transform:rotate(-14deg);border:4px solid #0a8a3e;color:#0a8a3e;pointer-events:none;font-weight:800;font-size:22px;padding:2px 12px;border-radius:8px;background:rgba(255,255,255,.75);letter-spacing:1px}
.case.next{outline:4px solid var(--yellow);outline-offset:4px;animation:pulse 1.6s infinite}
@keyframes pulse{50%{outline-color:rgba(255,210,63,.25)}}
/* station */
.back{display:inline-block;margin-bottom:10px;color:var(--muted);text-decoration:none;font-size:17px}
.st-head{display:grid;grid-template-columns:260px 1fr;gap:18px;align-items:center;margin-bottom:16px}
.st-head img{width:100%;border-radius:14px;border:4px solid var(--paper)}
.st-head h1{margin:0;font-size:36px;color:var(--yellow);line-height:1.15}
.st-head .file{color:var(--muted);font-weight:600}
.mystery{background:#fff7dd;color:#2b2214;border-radius:14px;padding:10px 14px;margin-top:8px;font-size:19px;border-right:8px solid var(--red)}
.mystery b{color:#c22}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0;position:sticky;top:62px;z-index:10;background:rgba(20,26,46,.9);backdrop-filter:blur(6px);padding:8px;border-radius:22px;width:max-content;max-width:100%}
.tab{border:2px solid #34407a;background:var(--bg2);color:var(--ink);border-radius:999px;padding:9px 16px;font-size:18px;font-weight:600}
.tab.on{background:var(--yellow);color:#1a1a1a;border-color:var(--yellow)}
.tab .ok{color:var(--green);margin-right:4px}
.tab.on .ok{color:#0a7a3a}
.panel{background:var(--bg2);border:2px solid #2f3a69;border-radius:var(--r);padding:18px}
.panel h2{margin:0 0 10px;color:var(--yellow);font-size:26px}
video{width:100%;border-radius:14px;background:#000;display:block;max-height:70vh}
.qbox{margin-top:14px;background:#26305a;border-radius:14px;padding:12px 16px;font-size:19px}
.qbox b{color:var(--yellow)}
.qbox ol{margin:6px 0 0;padding-inline-start:22px}
.watched{color:var(--green);font-weight:600;margin-top:8px}
/* experiment */
.exp{background:#fdf6e3;color:#2b2214;border-radius:16px;padding:16px;margin-bottom:16px}
.exp h3{margin:0 0 6px;font-size:24px}
.exp .tag{display:inline-block;background:#2b2214;color:#ffd23f;border-radius:8px;padding:0 10px;font-size:14px;margin-inline-start:6px;vertical-align:middle}
.exp .need{background:#efe3c3;border-radius:10px;padding:8px 12px;margin:8px 0;font-size:17px}
.exp ol{margin:6px 0;padding-inline-start:26px}
.exp ol li{margin:4px 0}
.exp img{width:100%;max-width:420px;border-radius:12px;float:left;margin:0 14px 8px 0}
.reveal{margin-top:8px}
.reveal>button{background:#2b2214;color:#ffd23f;border:0;border-radius:12px;padding:8px 14px;font-weight:600;font-size:17px;margin:4px 0}
.reveal>div{background:#fff;border-radius:10px;padding:8px 12px;margin:6px 0;border-right:5px solid #3ddc84}
.pa{clear:both;margin-top:10px;font-size:17px}
.pa p{margin:4px 0}
.pa .k{display:inline-block;min-width:26px;text-align:center;border-radius:6px;color:#fff;font-weight:800;margin-left:6px}
.k.p{background:#2f74c0}.k.a{background:#8a3fc0}
/* sim */
.simframe{width:100%;aspect-ratio:16/10;border:0;border-radius:14px;background:#000;display:block}
.simsteps{background:#26305a;border-radius:14px;padding:10px 16px;margin-bottom:12px}
.simsteps ol{margin:4px 0;padding-inline-start:24px}
/* worksheet */
.pages{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin-top:12px}
.pages a img{width:100%;border-radius:8px;box-shadow:0 6px 18px rgba(0,0,0,.4);background:#fff;display:block}
/* games */
.game{min-height:300px}
.g-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.dots{display:flex;gap:5px;flex-wrap:wrap}
.dots i{width:14px;height:14px;border-radius:50%;background:#34407a}
.dots i.ok{background:var(--green)}.dots i.cur{background:var(--yellow)}
.card{background:#fff7dd;color:#2b2214;border-radius:18px;padding:18px;text-align:center;font-size:22px;font-weight:600;min-height:90px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px}
.card canvas{max-width:100%;border-radius:12px;background:#0f1530}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-top:14px}
.opt{border:0;border-radius:16px;padding:16px 12px;font-size:20px;font-weight:600;background:#2e3a6b;color:#fff;box-shadow:0 5px 0 #1a2244;display:flex;align-items:center;justify-content:center;gap:10px;min-height:64px}
.opt img{width:52px;height:52px;border-radius:50%;object-fit:cover;border:3px solid #fff}
.opt:active{transform:translateY(3px);box-shadow:0 2px 0 #1a2244}
.opt.good{background:#1fa85a;box-shadow:0 5px 0 #0f6a37}
.opt.bad{background:#d84444;box-shadow:0 5px 0 #8a2222;animation:shake .35s}
@keyframes shake{25%{transform:translateX(-8px)}75%{transform:translateX(8px)}}
.fb{margin-top:12px;border-radius:14px;padding:12px 16px;font-size:19px}
.fb.good{background:#173f2b;border:2px solid var(--green)}
.fb.bad{background:#47202a;border:2px solid var(--red)}
.win{text-align:center;padding:20px}
.win .big{font-size:64px}
.win h2{font-size:34px}
.lab{display:grid;grid-template-columns:1fr 260px;gap:14px;align-items:start}
.lab canvas{width:100%;border-radius:14px;background:#0f1530;display:block;touch-action:none}
.ctrl{background:#26305a;border-radius:14px;padding:12px;display:flex;flex-direction:column;gap:10px}
.ctrl .lbl{font-size:16px;color:var(--muted)}
.seg{display:flex;gap:6px}
.seg button{flex:1;border:2px solid #4a5795;background:#1d2541;color:#fff;border-radius:12px;padding:10px 4px;font-size:17px;font-weight:600}
.seg button.on{background:var(--yellow);color:#111;border-color:var(--yellow)}
.meter{height:18px;background:#141a2e;border-radius:9px;overflow:hidden}
.meter i{display:block;height:100%;width:0;background:linear-gradient(90deg,#ff5d5d,#ffd23f,#3ddc84);transition:width .2s}
.gauge{font-size:28px;font-weight:800;color:var(--yellow);text-align:center}
table.res{width:100%;border-collapse:collapse;font-size:17px}
table.res td,table.res th{border:1px solid #3a467c;padding:6px;text-align:center}
.mission{background:#fff7dd;color:#2b2214;border-radius:14px;padding:10px 14px;margin-bottom:10px;font-size:19px;font-weight:600}
.scale{display:flex;justify-content:center;margin:6px 0}
.scale svg{width:230px;height:auto}
/* forms */
.formbox{max-width:560px;margin:10px auto;background:var(--bg2);border:2px solid #34407a;border-radius:22px;padding:22px}
.formbox h1{color:var(--yellow);margin:0 0 6px;font-size:30px}
label{display:block;margin:12px 0 4px;font-weight:600}
input[type=text],input[type=password],input[type=tel],select{width:100%;font:inherit;font-size:20px;padding:10px 12px;border-radius:12px;border:2px solid #4a5795;background:#0f1530;color:#fff}
input:focus{outline:3px solid var(--yellow)}
.err{color:#ff8a8a;font-weight:600;min-height:1.5em;margin-top:6px}
.choice{display:grid;gap:12px;margin-top:14px}
.codebig{font-size:44px;font-weight:800;letter-spacing:6px;color:var(--yellow);text-align:center;direction:ltr}
.qr{background:#fff;padding:10px;border-radius:12px;display:inline-block}
.qr img,.qr svg{display:block;width:180px;height:180px}
.linkbox{direction:ltr;text-align:left;background:#0f1530;border-radius:10px;padding:8px 12px;word-break:break-all;font-size:16px}
/* modal */
.modal{position:fixed;inset:0;background:rgba(5,8,20,.75);z-index:50;display:flex;align-items:center;justify-content:center;padding:16px}
.modal[hidden]{display:none}
.modal .box{background:var(--bg2);border:2px solid var(--yellow);border-radius:22px;padding:22px;max-width:420px;width:100%;text-align:center}
.pad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px;direction:ltr}
.pad button{font-size:26px;padding:12px;border-radius:14px;border:0;background:#2e3a6b;color:#fff}
.pindots{font-size:34px;letter-spacing:10px;min-height:44px;direction:ltr}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--yellow);color:#111;padding:12px 20px;border-radius:14px;font-weight:700;z-index:60;box-shadow:0 8px 20px rgba(0,0,0,.4);max-width:90vw;text-align:center}
/* dashboard */
.dash-wrap{overflow:auto;border-radius:14px;border:2px solid #2f3a69;max-height:70vh}
table.dash{border-collapse:collapse;font-size:15px;min-width:900px;width:100%;background:var(--bg2)}
table.dash th,table.dash td{border-bottom:1px solid #2f3a69;padding:6px 8px;text-align:center;white-space:nowrap}
table.dash th{position:sticky;top:0;background:#26305a;z-index:2}
table.dash td.name{text-align:right;font-weight:600;position:sticky;right:0;background:var(--bg2)}
.cell{display:inline-block;min-width:74px;border-radius:8px;padding:2px 6px}
.cell.full{background:#1f6b44}.cell.part{background:#7a6418}.cell.none{color:#6f7aa8}
.legend{font-size:14px;color:var(--muted)}
/* certificate */
.cert{background:#fffaf0;color:#2b2214;border:10px double #c9a227;border-radius:18px;padding:28px 22px;text-align:center;position:relative;max-width:760px;margin:0 auto}
.cert h1{font-size:44px;margin:4px 0;color:#7a5a00}
.cert .nm{font-size:40px;font-weight:800;border-bottom:3px solid #c9a227;display:inline-block;padding:0 20px;margin:8px 0}
.cert .seal{position:absolute;top:18px;left:18px;transform:rotate(-14deg);border:4px solid #c22;color:#c22;font-weight:800;font-size:20px;padding:4px 10px;border-radius:10px}
.cert .stamps{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:10px}
.cert .stamps span{border:2px solid #1f8a50;color:#1f8a50;border-radius:8px;padding:2px 8px;font-weight:700;font-size:15px}
@media (max-width:820px){
 .board{grid-template-columns:1fr 1fr;gap:34px 16px}
 .lab{grid-template-columns:1fr}
 .st-head{grid-template-columns:1fr}
 .st-head img{display:none}
}
@media (max-width:560px){
 body{font-size:17px}
 .hero{grid-template-columns:1fr;padding:16px}
 .hero img{display:none}
 .hero h1{font-size:32px}
 .board{grid-template-columns:1fr;gap:34px}
 .case h3{font-size:21px}
 .st-head h1{font-size:28px}
 .tabs{top:56px;gap:6px}
 .tab{padding:7px 11px;font-size:16px}
 .panel{padding:12px}
 .card{font-size:19px}
 .opt{font-size:18px}
 .exp img{float:none;max-width:100%;margin:0 0 8px}
 .brand{font-size:20px}
}
@media print{
 .top,.foot,.noprint,.tabs,.back{display:none!important}
 body{background:#fff}
 .cert{border-color:#c9a227}
}

/* win banner – the file stays open after a game */
.winbar{background:linear-gradient(135deg,#123d26,#1b5a36);border:2px solid var(--green);border-radius:18px;padding:14px 16px;margin:0 0 16px;display:flex;flex-direction:column;gap:10px}
.winbar .wb-t{display:flex;align-items:center;gap:12px;font-size:19px}
.winbar .row{gap:8px}
.donebadge{display:inline-block;background:#123d26;border:2px solid var(--green);color:#bff5d2;border-radius:999px;padding:6px 14px;font-weight:700;font-size:16px;margin-bottom:6px}