@font-face{font-family:"NotoHeb";src:url(../fonts/noto-hebrew.woff2) format("woff2");font-display:swap}
:root{--ink:#14213d;--navy:#0f1d45;--navy2:#1d2f6f;--gold:#f2b705;--gold2:#ffd65a;--silver:#b8c2cc;--bronze:#cd7f32;--sky:#e8f1ff;--paper:#fffdf7;--ok:#16a34a;--no:#dc2626;--blue:#2563eb;--teal:#0d9488;--rose:#e11d48;--violet:#7c3aed;--r:18px;--sh:0 6px 20px rgba(15,29,69,.12)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"NotoHeb","Rubik","Assistant","Arial Hebrew",Arial,sans-serif;color:var(--ink);background:#f4f6fb;line-height:1.6;font-size:18px;overflow-x:hidden}
img{max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--navy2)}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:8px}
.skip{position:absolute;right:-999px;top:0;background:#fff;padding:8px 12px;z-index:9}.skip:focus{right:8px}
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 14px;background:linear-gradient(90deg,var(--navy),var(--navy2));color:#fff;box-shadow:0 2px 10px rgba(0,0,0,.2)}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;min-width:0}
.brand .medal{font-size:30px;line-height:1}
.brand b{display:block;font-size:19px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand small{display:block;font-size:12.5px;opacity:.85;white-space:nowrap}
.tools{display:flex;gap:6px;flex-shrink:0}
.tbtn{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:48px;min-height:48px;padding:3px 6px;border-radius:12px;border:1.5px solid rgba(255,255,255,.35);background:rgba(255,255,255,.08);color:#fff;cursor:pointer;font-size:18px;line-height:1.1}
.tbtn small{font-size:11px;margin-top:2px}
.tbtn[aria-pressed=false]{opacity:.55}
.tbtn[hidden]{display:none}
main{max-width:1080px;margin:0 auto;padding:16px 14px 40px;outline:none;min-height:70vh}
.hero{position:relative;overflow:hidden;border-radius:26px;padding:26px 20px 22px;color:#fff;background:radial-gradient(circle at 15% 20%,rgba(255,214,90,.35),transparent 40%),linear-gradient(135deg,#0f1d45 0%,#24408f 60%,#3b5bc4 100%);box-shadow:var(--sh)}
.hero h1{margin:0 0 6px;font-size:clamp(26px,6vw,44px);line-height:1.15}
.hero p{margin:0 0 14px;font-size:clamp(16px,3.6vw,20px);opacity:.95;max-width:640px}
.rings{display:flex;gap:4px;margin-bottom:10px}.rings i{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-style:normal;font-weight:800;font-size:15px;color:#fff;box-shadow:0 0 0 2px rgba(255,255,255,.5)}
.hero .podium{position:absolute;left:18px;bottom:0;font-size:64px;opacity:.9;line-height:1}
.hbtns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:10px 18px;border-radius:14px;border:0;background:var(--gold);color:#1b1300;font-weight:700;text-decoration:none;cursor:pointer;box-shadow:0 3px 0 #b88a00;font-size:17px}
.btn:active{transform:translateY(2px);box-shadow:none}
.btn.ghost{background:#fff;color:var(--navy);box-shadow:0 3px 0 #c9d2e6}
.btn.blue{background:var(--navy2);color:#fff;box-shadow:0 3px 0 #0b1636}
.btn.green{background:var(--ok);color:#fff;box-shadow:0 3px 0 #0e6b31}
.btn.sm{min-height:42px;padding:6px 12px;font-size:15px}
.btn[disabled]{opacity:.45;cursor:not-allowed}
h2.sec{font-size:24px;margin:26px 0 10px;display:flex;align-items:center;gap:8px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.card{background:#fff;border-radius:var(--r);padding:16px;box-shadow:var(--sh);border:2px solid transparent}
.lvl{display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--ink);border-top:8px solid var(--c,#2563eb);transition:transform .15s}
.lvl:hover{transform:translateY(-3px)}
.lvl .ic{font-size:40px;line-height:1}
.lvl b{font-size:22px}
.lvl span{font-size:15px;color:#46506a}
.lvl .best{font-size:14px;margin-top:4px}
.stages{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.stage{display:flex;flex-direction:column;gap:6px;border-inline-start:8px solid var(--c)}
.stage h3{margin:0;font-size:21px}
.stage p{margin:0;font-size:15.5px;color:#3d4660}
.stage .btn{margin-top:auto;align-self:flex-start}
.pill{display:inline-block;padding:2px 10px;border-radius:999px;background:var(--sky);font-size:13.5px;font-weight:600}
.bands{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 4px}
.chip{min-height:46px;padding:6px 14px;border-radius:999px;border:2px solid #c9d2e6;background:#fff;cursor:pointer;font-weight:600;font-size:16px}
.chip[aria-pressed=true]{background:var(--navy2);border-color:var(--navy2);color:#fff}
.topics{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.topic{display:flex;flex-direction:column;gap:6px;text-align:start;cursor:pointer;border:2px solid #e3e8f3;font-size:16px}
.topic:hover{border-color:var(--gold)}
.topic .ti{font-size:28px;line-height:1}
.bar{height:10px;border-radius:9px;background:#e7ebf4;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--teal),var(--ok));border-radius:9px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:10px;font-size:15px}
.crumbs a{text-decoration:none;font-weight:600}
.qhead{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}
.timer{font-variant-numeric:tabular-nums;font-weight:800;padding:4px 12px;border-radius:12px;background:var(--navy);color:#fff;font-size:18px}
.timer.low{background:var(--rose)}
.prog{flex:1;min-width:120px}
.qcard{min-width:0;overflow-wrap:anywhere;background:#fff;border-radius:22px;padding:18px;box-shadow:var(--sh)}
.passage{background:var(--paper);border:2px dashed #e5d6a5;border-radius:16px;padding:12px 14px;margin-bottom:12px;white-space:pre-line;font-size:17.5px;line-height:1.85;max-height:46vh;overflow:auto}
.passage .ptitle{font-weight:800;display:flex;align-items:center;gap:6px;margin-bottom:4px}
.qtext{font-size:21px;font-weight:700;margin:0 0 14px;display:flex;gap:8px;align-items:flex-start}
.qtext .qe{font-size:44px;line-height:1}
.qtext span.t{flex:1}
.opts{display:grid;gap:10px}
.opt{display:flex;align-items:center;gap:10px;width:100%;min-height:56px;padding:10px 14px;border-radius:14px;border:2px solid #d6dcea;background:#f9fbff;text-align:start;cursor:pointer;font-size:18.5px;line-height:1.4}
.opt .k{flex:0 0 32px;height:32px;border-radius:50%;background:var(--sky);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px}
.opt .ot{flex:1}
.opt:hover{border-color:var(--navy2)}
.opt.sel{border-color:var(--navy2);background:#eaf0ff}
.opt.right{border-color:var(--ok);background:#e9f9ef}
.opt.wrong{border-color:var(--no);background:#fdecec}
.opt[disabled]{cursor:default}
.hanam .opt{min-height:66px;font-size:21px}
.ex{margin-top:14px;padding:12px 14px;border-radius:14px;background:#f1f6ff;border-inline-start:6px solid var(--blue);font-size:17px}
.ex.ok{background:#ecfbf1;border-color:var(--ok)}.ex.no{background:#fff3f3;border-color:var(--no)}
.navq{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:14px}
.say{border:0;background:var(--sky);border-radius:12px;min-width:44px;min-height:44px;cursor:pointer;font-size:20px;flex-shrink:0}
.say.sm{min-width:36px;min-height:36px;font-size:16px}
.say.speaking{background:var(--gold2);animation:pulse 1s infinite}
@keyframes pulse{50%{transform:scale(1.08)}}
textarea{width:100%;min-height:150px;border-radius:14px;border:2px solid #cfd6e6;padding:12px;font-size:17px;line-height:1.7;resize:vertical;background:#fff}
input[type=text],select{min-height:48px;border-radius:12px;border:2px solid #cfd6e6;padding:6px 10px;font-size:17px;background:#fff;max-width:100%}
.model{background:#fffbea;border:2px solid #f3dc8a;border-radius:14px;padding:12px;margin-top:10px}
.rub{margin:6px 0 0;padding-inline-start:20px;font-size:15.5px}
.score3{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.result{text-align:center}
.bigmedal{font-size:96px;line-height:1.1}
.result h2{margin:6px 0}
.revlist{display:grid;gap:10px;text-align:start;margin-top:16px}
.rev{background:#fff;border-radius:14px;padding:12px;border-inline-start:6px solid var(--no);box-shadow:var(--sh);font-size:16px}
.rev.ok{border-color:var(--ok)}
.rev b{display:block}
.cert{position:relative;max-width:720px;margin:10px auto;padding:30px 24px;border-radius:12px;background:linear-gradient(#fffdf5,#fff8e1);border:10px double var(--gold);text-align:center;box-shadow:var(--sh)}
.cert h2{font-size:clamp(24px,5vw,38px);margin:4px 0;color:var(--navy)}
.cert .nm{font-size:clamp(26px,6vw,42px);font-weight:800;border-bottom:2px solid var(--gold);display:inline-block;padding:0 20px;min-width:200px}
.cert .md{font-size:80px;line-height:1}
.cert .sig{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:18px;font-size:14px;flex-wrap:wrap}
.cert .sig img{width:44px;height:44px;border-radius:50%}
.ov{position:fixed;inset:0;background:rgba(10,18,40,.6);display:none;align-items:flex-start;justify-content:center;padding:20px 12px;z-index:20;overflow:auto}
.ov.on{display:flex}
.ovbox{background:#f4f6fb;border-radius:20px;padding:16px;max-width:780px;width:100%}
.toast{position:fixed;bottom:16px;left:50%;transform:translateX(-50%) translateY(120px);background:var(--navy);color:#fff;padding:10px 16px;border-radius:14px;z-index:30;transition:transform .25s;max-width:92vw;font-size:16px;visibility:hidden}
.toast.on{transform:translateX(-50%) translateY(0);visibility:visible}
/* class quiz */
.kita{display:grid;gap:14px;grid-template-columns:minmax(0,1fr)}.kita>*{min-width:0}
@media(min-width:900px){.kita{grid-template-columns:minmax(0,1fr) 280px}}
.kita .qcard{font-size:20px}
.kita.proj .qtext{font-size:clamp(24px,3.4vw,38px)}
.kita.proj .opt{font-size:clamp(20px,2.6vw,30px);min-height:70px}
.kita.proj .passage{font-size:clamp(18px,2.2vw,26px)}
.board{background:#fff;border-radius:20px;padding:14px;box-shadow:var(--sh);align-self:start}
.board h3{margin:0 0 8px}
.team{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 10px;border-radius:12px;margin-bottom:6px;background:var(--sky);font-weight:700}
.team .pts{font-size:24px;font-variant-numeric:tabular-nums}
.tgl{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.tgl .chip[aria-pressed=true]{background:var(--ok);border-color:var(--ok)}
.tbar{height:10px;border-radius:9px;background:#e7ebf4;overflow:hidden;margin-bottom:10px}.tbar i{display:block;height:100%;background:var(--gold);transition:width 1s linear}
.setup{display:grid;gap:12px}
.setup label{font-weight:700;display:block;margin-bottom:4px}
.teamnames{display:grid;gap:8px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.podium3{display:flex;justify-content:center;align-items:flex-end;gap:10px;margin:16px 0}
.podium3 div{background:#fff;border-radius:14px 14px 0 0;padding:10px;min-width:90px;box-shadow:var(--sh);text-align:center;font-weight:700}
/* teacher */
.doc h2{font-size:24px;margin:26px 0 8px}
.doc h3{font-size:19px;margin:16px 0 6px}
.doc p,.doc li{font-size:17px}
.doc table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;font-size:15.5px}
.doc th,.doc td{border:1px solid #dfe4ef;padding:8px;text-align:start;vertical-align:top}
.doc th{background:var(--sky)}
.tblwrap{overflow-x:auto}
details{background:#fff;border-radius:14px;padding:10px 14px;margin:8px 0;box-shadow:var(--sh)}
summary{cursor:pointer;font-weight:800;font-size:18px;min-height:40px;display:flex;align-items:center}
.akey{font-size:15.5px;border-bottom:1px solid #eef1f7;padding:8px 0}
.akey .ans{color:var(--ok);font-weight:700}
.slide{border-inline-start:6px solid var(--violet);background:#fff;border-radius:12px;padding:10px 12px;margin:8px 0;box-shadow:var(--sh)}
.note{background:#fff7e0;border-radius:14px;padding:12px 14px;border:2px solid #f5dc8f}
.foot{background:var(--navy);color:#dfe6ff;padding:20px 14px 26px;margin-top:30px}
.flinks{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 16px;margin-bottom:14px}
.flinks a{color:#fff;text-decoration:none;font-weight:600;min-height:44px;display:inline-flex;align-items:center}
.credit{display:flex;align-items:center;justify-content:center;gap:10px;font-size:15px}
.credit img{width:40px;height:40px;border-radius:50%;background:#fff}
.muted{color:#5a6480;font-size:15px}
.center{text-align:center}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
@media(max-width:520px){body{font-size:17px}.brand b{font-size:16px}.tbtn{min-width:44px}.qtext{font-size:19px}.opt{font-size:17px}.hero .podium{display:none}}
@media print{.top,.foot,.tools,.btn,.say{display:none!important}main{padding:0}body{background:#fff}@page{margin:15mm}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}