@font-face{font-family:Assistant Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/assistant-hebrew-wght-normal.xjFeJKcj.woff2) format("woff2-variations");unicode-range:U+0307-0308,U+0590-05FF,U+200C-2010,U+20AA,U+25CC,U+FB1D-FB4F}@font-face{font-family:Assistant Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/assistant-latin-ext-wght-normal.nCbYUGnR.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Assistant Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/_astro/assistant-latin-wght-normal.YBnnBc3v.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--band: #1c1f28;--band-deep: #121116;--brass: #a8987c;--brass-light: #c0b098;--brass-ink: #6f6145;--on-band: #ece7dc;--on-band-muted: #b9b2a3;--paper: #ffffff;--wash: #f5f4f1;--rule: #e2ded5;--ink: #1c1f28;--ink-2: #3a3f4b;--muted: #5a5f6c;--wa: #167a40;--diagram-a: #8a7650;--diagram-tint: #f3efe6;--radius: 6px;--wrap: 1120px;--gutter: clamp(16px, 4vw, 40px);--ease-out: cubic-bezier(.16, 1, .3, 1);color-scheme:light;accent-color:var(--brass-ink);caret-color:var(--brass-ink)}@view-transition{navigation:auto}::view-transition-old(sheet){animation:.16s var(--ease-out) both sheet-out}::view-transition-new(sheet){animation:.32s var(--ease-out) both sheet-in}@keyframes sheet-out{to{opacity:0}}@keyframes 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var(--rule)}.faq summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:700;font-size:1.08rem;display:flex;justify-content:space-between;gap:16px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"";width:10px;height:10px;flex:none;margin-top:8px;border-inline-start:2px solid var(--brass-ink);border-bottom:2px solid var(--brass-ink);transform:rotate(-45deg);transition:transform .22s var(--ease-out)}.faq details[open] summary:after{transform:rotate(135deg);margin-top:12px}.faq details p{padding:0 0 20px;color:var(--ink-2);max-width:62ch}.crossover{display:grid;gap:28px}@media(min-width:860px){.crossover{grid-template-columns:1fr 1.1fr;align-items:center}}.lesson-peek{display:block;text-decoration:none;background:var(--paper);border:1px solid var(--rule);border-radius:var(--radius);padding:22px 24px;transition:border-color .2s var(--ease-out)}.lesson-peek:hover{border-color:var(--brass)}.lesson-peek .meta{display:block;color:var(--brass-ink);font-weight:700;font-size:.95rem;margin-top:4px}.lesson-peek h3{font-size:1.3rem}.lesson-peek p{color:var(--muted);margin-top:8px}.lesson-peek .go{display:inline-flex;align-items:center;gap:4px;margin-top:14px;font-weight:700}.grades{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.grade-chip{display:inline-flex;align-items:baseline;gap:8px;padding:9px 16px;border-radius:999px;text-decoration:none;border:1.5px solid var(--rule);font-weight:700}.grade-chip small{color:var(--muted);font-weight:600}.grade-chip:hover{border-color:var(--brass)}.grade-chip[aria-disabled=true]{color:var(--muted);pointer-events:none;border-style:dashed}.grade-block{scroll-margin-top:24px}.grade-block+.grade-block{margin-top:56px}.grade-block h2{display:flex;align-items:baseline;gap:12px}.grade-block h2 small{font-size:1rem;color:var(--muted);font-weight:600}.lesson-list{list-style:none;margin:18px 0 0;padding:0;border-top:2px solid var(--brass)}.lesson-list li{border-bottom:1px solid var(--rule)}.lesson-list a{display:grid;gap:4px 24px;padding:18px 0;text-decoration:none}@media(min-width:760px){.lesson-list a{grid-template-columns:1fr 9rem}}.lesson-list .t{font-weight:700;font-size:1.12rem}.lesson-list a:hover .t{text-decoration:underline;text-decoration-color:var(--brass)}.lesson-list .s{color:var(--muted);grid-column:1;font-size:.98rem}.lesson-list time{color:var(--muted);font-size:.92rem}@media(min-width:760px){.lesson-list time{grid-row:1;grid-column:2;text-align:end}}@media(min-width:760px){.tools a{grid-template-columns:14rem 1fr}.tools .s{grid-column:2;grid-row:1}}.empty-note{margin-top:14px;color:var(--muted)}.tutor{background:var(--band);color:var(--on-band);border-radius:var(--radius);padding:clamp(24px,4vw,40px);display:grid;gap:18px}.tutor h2{color:#fff}.tutor p{color:var(--on-band-muted);max-width:52ch}@media(min-width:860px){.tutor{grid-template-columns:1fr 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var(--ease-out)}.pick:hover{border-color:var(--brass)}.pick:has(input:checked){border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}.pick input{grid-row:span 2;width:20px;height:20px;margin:0;accent-color:var(--ink)}.pick-name{font-weight:700;justify-self:start;unicode-bidi:isolate}.pick-he{color:var(--muted);font-size:.9rem}.pick-links{margin-top:12px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:.95rem}.pick-links p{color:var(--muted)}.pick-links ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}.pick-links a{display:inline-flex;gap:6px;padding:6px 12px;border:1px solid var(--rule);border-radius:var(--radius);background:var(--paper);color:var(--ink);text-decoration:none}.pick-links a:hover{border-color:var(--brass)}.pick-links b{unicode-bidi:isolate}.pick-links span{color:var(--muted)}.pick-bar{position:sticky;bottom:12px;z-index:4;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:var(--band);color:var(--on-band);border-radius:var(--radius);box-shadow:0 10px 30px -14px #12111699}.pick-count b{font-size:1.3rem;color:#fff}.pick-actions{display:flex;flex-wrap:wrap;gap:8px}.pick-bar .btn--ink{background:var(--brass);color:var(--band)}.pick-bar .btn--ink:hover{background:var(--brass-light)}.pick-bar .btn--line{border-color:#ece7dc80;color:var(--on-band)}.pick-bar .btn--line:hover{border-color:var(--brass-light);color:var(--brass-light)}.pick-bar .btn:disabled{opacity:.45;cursor:not-allowed}.pick-note{color:var(--ink-2);min-height:1.4em;word-break:break-all}.client-go{display:flex;gap:8px;flex-wrap:wrap}.client-go input{font:inherit;padding:12px 14px;border:1.5px solid var(--rule);border-radius:var(--radius);min-width:0;flex:1 1 160px;background:var(--paper);color:var(--ink)}.client-go input:focus{outline:none;border-color:var(--ink)}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.desk{padding-block:clamp(28px,5vw,56px) clamp(40px,6vw,72px);background:var(--wash);min-height:60vh}.desk .wrap{max-width:880px}.desk-search{display:flex;gap:8px}.desk-search input{flex:1;min-width:0;font:inherit;font-size:1.2rem;padding:16px 18px;background:var(--paper);color:var(--ink);border:1.5px solid var(--rule);border-radius:var(--radius);box-shadow:0 6px 20px -14px #12111673}.desk-search input:focus{outline:none;border-color:var(--ink)}.desk-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 12px;margin:34px 0 18px}.desk-hint{flex:1 1 280px;color:var(--muted);font-size:.95rem}.desk-tools{display:flex;flex-wrap:wrap;gap:6px}.desk-tools .btn{white-space:nowrap}.btn--sm{font-size:.92rem;padding:9px 14px}.btn[hidden]{display:none}.btn--line[aria-pressed=true]{background:var(--ink);color:#fff}.tiles{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,2cm);gap:14px;justify-content:start}.tile{position:relative;width:2cm;height:2cm;display:grid;grid-template-rows:1fr auto;place-items:center;gap:2px;padding:10px 4px 7px;text-decoration:none;color:var(--ink);background:var(--paper);border:1px solid var(--rule);border-radius:var(--radius);font:inherit;cursor:pointer;transition:border-color .16s var(--ease-out),transform .16s var(--ease-out),box-shadow .16s var(--ease-out)}.tile:hover,.tile:focus-visible{border-color:var(--brass);transform:translateY(-2px);box-shadow:0 8px 18px -12px #12111680}.tile-ico{width:30px;height:30px;border-radius:6px;display:grid;place-items:center;font-weight:800;font-size:1.05rem;color:var(--band);background:var(--diagram-tint);overflow:hidden}.tile-ico img{width:100%;height:100%;object-fit:contain}.tile-name{max-width:100%;font-size:.78rem;font-weight:600;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tile--add{border-style:dashed;border-color:var(--brass);color:var(--brass-ink);background:transparent}.tile--add .tile-ico{background:transparent;color:var(--brass-ink);font-size:1.8rem;font-weight:400}.tiles>li{position:relative}.is-editing .tile:not(.tile--add){border-color:var(--brass);border-style:dashed;cursor:grab;touch-action:none;user-select:none}.tile.is-drag{position:relative;z-index:5;cursor:grabbing;transition:none;box-shadow:0 14px 28px -12px #12111699;border-style:solid}.tile.is-over{border-color:var(--ink);border-style:solid;box-shadow:inset 0 0 0 2px var(--brass)}.tile-del{position:absolute;top:-9px;inset-inline-end:-9px;z-index:2;width:24px;height:24px;display:grid;place-items:center;padding:0;font:inherit;font-size:1rem;line-height:1;font-weight:700;background:#a33a2c;color:#fff;border:2px solid var(--wash);border-radius:50%;cursor:pointer}.tile-del:hover{background:#82271b}.tile-ctl{display:flex;justify-content:space-between;gap:4px;margin-top:5px;width:2cm}.tile-ctl button{flex:1;height:26px;padding:0;font:inherit;font-size:1.15rem;line-height:1;background:var(--paper);color:var(--ink);border:1px solid var(--rule);border-radius:var(--radius);cursor:pointer}.tile-ctl button:hover:not(:disabled){border-color:var(--ink)}.tile-ctl button:disabled{opacity:.3;cursor:default}.linkish{font:inherit;background:none;border:0;padding:0;color:var(--brass-ink);text-decoration:underline;cursor:pointer;font-weight:700}.home-why{color:var(--ink-2);font-size:.95rem}.home-copy{display:flex;gap:8px}.home-copy input{flex:1;min-width:0;font:inherit;font-size:.95rem;padding:9px 12px;border:1.5px solid var(--rule);border-radius:var(--radius);background:var(--wash)}.home-pick{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:.92rem;color:var(--muted)}.home-pick button{font:inherit;padding:5px 11px;border:1px solid var(--rule);border-radius:99px;background:var(--paper);color:var(--ink);cursor:pointer}.home-pick button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}[data-home-steps] h3{font-size:1.05rem;margin-bottom:6px}[data-home-steps] ol{margin:0;padding-inline-start:22px;display:grid;gap:6px}[data-home-steps] section[hidden]{display:none}.desk-dialog kbd{font:inherit;font-size:.85em;padding:1px 6px;border:1px solid var(--rule);border-bottom-width:2px;border-radius:4px;background:var(--wash)}.desk-note{margin-top:30px;color:var(--muted);font-size:.92rem;max-width:60ch}.desk-dialog{max-height:calc(100dvh - 32px);overflow:auto;border:0;border-radius:var(--radius);padding:0;width:min(420px,calc(100vw - 32px));color:var(--ink);box-shadow:0 30px 60px -20px #12111699}.desk-dialog::backdrop{background:#1211168c}.desk-dialog form{display:grid;gap:14px;padding:24px;border-top:3px solid var(--brass)}.desk-dialog h2{font-size:1.3rem}.desk-dialog label{display:grid;gap:6px;font-weight:600}.desk-dialog input{font:inherit;font-weight:400;padding:11px 13px;border:1.5px solid var(--rule);border-radius:var(--radius)}.desk-dialog input:focus{outline:none;border-color:var(--ink)}.desk-err{color:#a33a2c;min-height:1.2em;font-size:.92rem}.desk-dlg-actions{display:flex;flex-wrap:wrap;gap:8px}.desk-dlg-actions [value=delete]{margin-inline-start:auto;border-color:#a33a2c;color:#a33a2c}.lab{max-width:68ch;margin:0 0 48px;padding:clamp(18px,3vw,28px);background:var(--wash);border-radius:var(--radius);border-top:3px solid var(--brass)}.lab-title{font-size:1.35rem}.lab-hint{color:var(--muted);margin-top:6px}.lab-task{margin-top:14px;font-size:1.15rem}.lab-body{display:grid;gap:20px;margin-top:18px;align-items:center}@media(min-width:600px){.lab-body{grid-template-columns:220px 1fr}}.lab-pie{width:100%;max-width:220px;margin-inline:auto}.lab-pie .slice{transition:fill .22s var(--ease-out)}.lab-side{display:grid;gap:12px;justify-items:start}.lab-fraction{display:inline-grid;justify-items:center;font-size:2.2rem;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums}.lab-fraction span:first-child{border-bottom:3px solid var(--ink);padding:0 10px}.stepper{display:inline-flex;align-items:center;gap:8px}.stepper span{min-width:3.4rem;color:var(--ink-2);font-weight:600}.stepper button{width:44px;height:44px;border-radius:var(--radius);border:1.5px solid var(--ink);background:var(--paper);color:var(--ink);font:inherit;font-size:1.4rem;font-weight:700;cursor:pointer;transition:background .16s var(--ease-out),color .16s var(--ease-out)}.stepper button:hover:not(:disabled){background:var(--ink);color:#fff}.stepper button:disabled{opacity:.35;cursor:not-allowed}.lab-readout{font-size:1.12rem;min-height:1.6em;margin-top:4px}.lab-readout.is-ok{color:#167a40;font-weight:700}.lab-readout.is-miss{color:#a33a2c}.lab-plane{width:100%;max-width:320px;margin-top:14px;background:var(--paper);border-radius:var(--radius);cursor:crosshair;touch-action:manipulation}.lab-next{margin-top:12px}.lab:not(.is-live) .stepper,.lab:not(.is-live) .lab-next{display:none}.pager{display:grid;gap:12px;padding-bottom:48px}@media(min-width:700px){.pager{grid-template-columns:1fr 1fr}}.pager a{display:block;border:1px solid var(--rule);border-radius:var(--radius);padding:14px 18px;text-decoration:none}.pager a:hover{border-color:var(--brass)}.pager small{color:var(--muted);display:block}.pager .next{text-align:end}.footer{background:var(--band-deep);color:var(--on-band-muted)}.footer-inner{max-width:var(--wrap);margin-inline:auto;padding:40px var(--gutter) 96px;display:grid;gap:20px}@media(min-width:760px){.footer-inner{grid-template-columns:1fr auto}.footer-fine{grid-column:1 / -1}}.footer-name{color:var(--brass-light);font-weight:800;font-size:1.3rem}.footer-contact{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.footer-contact a{display:inline-flex;gap:8px;align-items:center;color:var(--on-band);text-decoration:none;font-weight:600}.footer-contact a:hover{color:var(--brass-light)}.footer-fine{font-size:.9rem;border-top:1px solid rgba(236,231,220,.12);padding-top:18px}.wa-float{position:fixed;inset-inline-end:18px;bottom:18px;z-index:5;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;background:var(--wa);box-shadow:0 6px 18px -6px #1211168c;transition:transform .2s var(--ease-out)}.wa-float:hover{transform:scale(1.06)}