[hidden]{display:none!important}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Assistant',Arial,sans-serif;background:#f1f7fd;color:#0f172a;direction:rtl;line-height:1.5}
.bsd{position:absolute;top:6px;right:10px;font-size:12px;color:#334155;font-weight:600}
.app-h{display:flex;align-items:center;gap:12px;max-width:860px;margin:0 auto;padding:22px 16px 8px}
.app-h img{height:38px;width:auto;flex:none}
.app-h h1{margin:0;font-size:23px;line-height:1.2;font-weight:800;color:#1e3a8a}
.app-h p{margin:2px 0 0;font-size:14.5px;color:#334155}
main{max-width:860px;margin:0 auto;padding:4px 12px 30px}
.steps{display:flex;gap:4px;list-style:none;margin:6px 0 12px;padding:0;counter-reset:s}
.steps li{flex:1;min-width:0;text-align:center;font-size:12.5px;font-weight:700;color:#64748b;padding:6px 2px 4px;border-bottom:3px solid #cbd5e1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.steps li.on{color:#1d4ed8;border-color:#1d4ed8}
.steps li.done{color:#0369a1;border-color:#7dd3fc}
.card{background:#fff;border-radius:18px;padding:16px 16px 14px;box-shadow:0 4px 18px rgba(15,23,42,.07);border:1px solid #dbeafe}
.card h2{margin:0 0 12px;font-size:20px;display:flex;align-items:center;gap:8px}
.card h2 .n{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#1d4ed8;color:#fff;font-size:15px;flex:none}
.f{display:block;margin:0 0 12px}
.f>span:first-child{display:block;font-weight:700;font-size:14.5px;margin:0 0 4px}
.f em{color:#dc2626;font-style:normal}
input,select{font:inherit;font-size:16px;width:100%;padding:10px 12px;border:1.5px solid #cbd5e1;border-radius:12px;background:#fff;color:#0f172a}
input:focus,select:focus,button:focus-visible,.opt:focus-within,.chk:focus-within{outline:3px solid #93c5fd;outline-offset:1px;border-color:#1d4ed8}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.num{display:flex;gap:6px;align-items:center}.num input{text-align:center}
.btn{font:inherit;font-weight:800;font-size:16px;border:1.5px solid #1d4ed8;background:#fff;color:#1d4ed8;border-radius:999px;padding:10px 18px;cursor:pointer;min-height:44px}
.btn.pri{background:#1d4ed8;color:#fff}
.btn.sm{padding:6px 0;width:44px;flex:none;font-size:20px;line-height:1}
.btn.big{width:100%;padding:13px 16px;font-size:17px}
.btn:disabled{opacity:.45;cursor:default}
.nav{display:flex;justify-content:space-between;gap:10px;margin-top:14px;flex-wrap:wrap}
.nav .pri{margin-right:auto}
.err{color:#b91c1c;font-weight:700;margin:4px 0 0}
.hint{color:#334155;margin:0 0 10px}
.tip{font-size:14px;color:#334155;background:#f0f9ff;border-radius:12px;padding:8px 12px;margin:10px 0 0}
.grp{margin:0 0 12px}
.grp h3{font-size:15px;margin:0 0 6px;color:#334155}
.gl{display:flex;flex-wrap:wrap;gap:8px}
.g{font:inherit;font-size:15.5px;font-weight:800;border:2px solid #cbd5e1;background:#fff;border-radius:14px;padding:9px 14px;cursor:pointer;color:#0f172a;min-height:44px;text-align:right}
.g small{display:block;font-size:12px;font-weight:600;color:#64748b}
.g.ok{border-color:#38bdf8}
.g.sel{border-color:#1d4ed8;background:#1d4ed8;color:#fff}.g.sel small{color:#dbeafe}
.g.dim{color:#94a3b8;border-style:dashed}
.g.dim small{color:#94a3b8}
.g.dim.sel{background:#f1f5f9;color:#475569;border-color:#94a3b8}
.soon{margin:10px 0 0;padding:10px 12px;border-radius:12px;background:#f8fafc;border:1.5px dashed #cbd5e1;color:#64748b}
.soon b{color:#475569}
.soon ul{margin:6px 0 0;padding:0 18px 0 0}
.soon li{margin:2px 0}
.chk{display:flex;gap:10px;align-items:flex-start;padding:9px 10px;border-radius:12px;cursor:pointer;margin:0 0 4px;border:1px solid #e2e8f0}
.chk input{width:22px;height:22px;flex:none;margin:1px 0 0;accent-color:#1d4ed8}
.chk.all{background:#f0f9ff;border-color:#bae6fd}
.chk .c{margin-right:auto;font-size:12.5px;color:#64748b;white-space:nowrap;padding-top:2px}
.chk .tx{min-width:0}
.opts{display:grid;gap:8px}
.opts.two{grid-template-columns:1fr 1fr;margin-bottom:12px}
.opt{display:flex;gap:10px;align-items:flex-start;border:2px solid #cbd5e1;border-radius:14px;padding:11px 12px;cursor:pointer}
.opt input{width:22px;height:22px;flex:none;margin:2px 0 0;accent-color:#1d4ed8}
.opt>span{flex:1;min-width:0}
.opt b{display:block;font-size:16.5px}
.opt small{display:block;color:#475569;font-size:13.5px}
.opt:has(input:checked),.opt.on{border-color:#1d4ed8;background:#eff6ff}
.opt .cnt{font-style:normal;font-size:12.5px;color:#64748b;white-space:nowrap}
.dl{display:grid;gap:8px}
.pvh{font-size:16px;margin:18px 0 8px}.pvh small{font-weight:600;color:#64748b}
.paper{background:#e2e8f0;border-radius:14px;padding:8px}
.paper .doc{padding:14px 12px;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.doc .swap{font:inherit;font-size:13px;font-weight:700;border:1.5px solid #38bdf8;background:#fff;color:#0369a1;border-radius:999px;padding:2px 10px;cursor:pointer;margin-right:auto;min-height:32px}
.app-f{text-align:center;font-size:13px;color:#64748b;padding:0 0 24px}
.app-f a{color:#1d4ed8}
#printroot{display:none}
@media (max-width:520px){.app-h h1{font-size:20px}.row2{grid-template-columns:1fr}.opts.two{grid-template-columns:1fr}.steps li{font-size:11px}.paper{padding:4px}.paper .doc{padding:10px 8px}.doc .dh h1{font-size:19px}.doc .stu i{width:110px}.doc .akg{columns:1}}

/* topic browse + manual pick (v1.1) */
.tp{border:1px solid #e2e8f0;border-radius:12px;margin:0 0 6px;background:#fff}
.tp.open{border-color:#38bdf8;box-shadow:0 2px 10px rgba(56,189,248,.15)}
.tpr{display:flex;align-items:center;gap:6px;padding:2px 2px 2px 8px}
.tp .chk{flex:1;border:0;margin:0;min-width:0}
.tp .chk .tx{display:block}
.tp .chk .tx small.c{display:block;margin:0;padding:0;white-space:normal}
.openb{font:inherit;font-size:14px;font-weight:800;border:1.5px solid #38bdf8;background:#f0f9ff;color:#0369a1;border-radius:999px;padding:6px 12px;cursor:pointer;min-height:40px;white-space:nowrap;flex:none}
.tp.open .openb{background:#0369a1;color:#fff;border-color:#0369a1}
.ql{padding:2px 8px 8px;border-top:1px dashed #bae6fd;max-height:none}
.qi{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;padding:6px 6px;border-bottom:1px solid #f1f5f9;border-radius:10px}
.qi.on{background:#eff6ff}
.qi .qc{display:flex;gap:8px;align-items:flex-start;flex:1;min-width:0;cursor:pointer}
.qi .qc input{width:22px;height:22px;flex:none;margin:1px 0 0;accent-color:#1d4ed8}
.qi .qt2 b{display:block;font-size:14.5px;font-weight:700}
.qi .qt2 small{display:block;font-size:12.5px;color:#64748b}
.peekb{font:inherit;font-size:13px;font-weight:700;border:1.5px solid #cbd5e1;background:#fff;color:#334155;border-radius:999px;padding:4px 10px;cursor:pointer;min-height:36px;flex:none}
.peek{flex-basis:100%;width:100%;margin:4px 0 2px;font-size:14px}
.peek .qx{padding:8px 10px}
.mustn{background:#eff6ff;border:1.5px solid #93c5fd;border-radius:12px;padding:8px 12px;margin:8px 0 0;font-size:14.5px}
.lnk{font:inherit;font-size:13.5px;background:none;border:0;color:#1d4ed8;text-decoration:underline;cursor:pointer;padding:0 4px}
@media print{.tp,.mustn{display:none}}
@media print{
 body{background:#fff}
 body>*:not(#printroot){display:none!important}
 #printroot{display:block!important}
 .doc .swap{display:none}
}

.tip.ok{background:#dcfce7;color:#166534;font-weight:700}

/* vector arrow (472) */
.vc{display:inline-block;position:relative;padding-top:.36em;line-height:1.15}
.vc::before{content:"";position:absolute;top:.16em;left:.04em;right:.3em;border-top:1.6px solid currentColor}
.vc::after{content:"";position:absolute;top:-.02em;right:0;border-style:solid;border-width:.19em 0 .19em .34em;border-color:transparent transparent transparent currentColor}

/* sub-material + add-on sections under a topic (worker 235e41b3, 4 Nov 2026) */
.subs{margin:6px 30px 4px 2px;padding:7px 10px 6px;background:#f0f9ff;border:1px solid #bae6fd;border-radius:12px}
.subs .sbh{font-size:13.5px;font-weight:700;color:#0c4a6e;margin:2px 0 4px}
.subs .sbh small{display:block;font-weight:500;color:#475569;font-size:12px}
.subs .sbl{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 6px}
.subs .sb{display:inline-flex;align-items:center;gap:5px;background:#fff;border:1.5px solid #cbd5e1;border-radius:999px;padding:3px 10px 3px 8px;font-size:13.5px;cursor:pointer;max-width:100%}
.subs .sb.on{border-color:#38bdf8;background:#e0f2fe}
.subs .sb input{margin:0;width:16px;height:16px;flex:none}
.subs .sb small{color:#64748b}

.subs .allsub{margin:0 8px 0 0;font:inherit;font-size:12.5px;font-weight:700;color:#0369a1;background:#fff;border:1.5px solid #38bdf8;border-radius:999px;padding:1px 10px;cursor:pointer}
.subs .allsub.on{background:#e0f2fe}
.subs .sb.sec{border-style:dashed}
.subs .sb.sec.on{border-style:solid}

.gv *{color:inherit!important;font-weight:inherit!important}

.doc .qx svg,.doc .sol svg{max-width:100%!important;height:auto}

/* nav buttons also on top (4 Nov) */
.nav.nav-top{margin-top:0;margin-bottom:14px}

/* מתכונת (4 Nov) */
.opt.dis{opacity:.55;cursor:not-allowed}
.opt .msoon{color:#b45309;font-weight:700}