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0}.calc-ltr{display:flex;align-items:baseline;gap:6px;margin:3px 0;font-weight:700}.calc-ltr__name{min-width:3.2ch;color:var(--blue)}.calc-ltr__eq{color:var(--muted)}.calc-ltr__unit{color:var(--muted);font-weight:600}.toc-sheet{display:flex;flex-direction:column;background:#f5efe3;border-color:#e6ddca;-webkit-print-color-adjust:exact;print-color-adjust:exact}.toc-head{text-align:center;padding-top:6mm}.toc-head__frame{display:flex;align-items:center;gap:14px;margin-bottom:8px}.toc-head__frame:before,.toc-head__frame:after{content:"";height:1px;flex:1;background:#c3b696}.toc-head__kicker{margin:0;color:#8f8467;font-size:13px;font-weight:400;letter-spacing:.4em;text-indent:.4em;white-space:nowrap;font-family:Frank Ruhl Libre,serif}.toc-sheet h1.toc-head__title{margin:0;color:#241f14;font-size:46px;font-weight:300;line-height:1.1;font-family:Frank Ruhl Libre,serif}.toc-head__sub{margin:4px 0 0;color:#8f8467;font-size:15px;font-style:italic;font-family:Frank Ruhl Libre,serif}.toc-sheet .sheet-content{flex:1;display:flex;padding-bottom:16mm}.toc-buttons{flex:1;display:flex;flex-direction:column;justify-content:space-evenly;align-items:stretch}.toc-btn{display:flex;align-items:center;gap:22px;width:100%;padding:14px 6px;border:0;border-top:1px solid #ddd3bd;background:transparent;cursor:pointer;font:inherit;text-align:start;transition:background var(--dur-quick) ease,transform var(--dur-quick) var(--ease)}.toc-buttons .toc-btn:last-child{border-bottom:1px solid #ddd3bd}.toc-btn__name{flex:0 1 auto;min-width:0;color:#241f14;font-family:Frank Ruhl Libre,serif;font-size:30px;font-weight:400;line-height:1.2;-webkit-print-color-adjust:exact;print-color-adjust:exact}.toc-btn__leader{flex:1 1 auto;min-width:28px;align-self:center;border-bottom:3px dotted #b9ac8b;transform:translateY(9px);-webkit-print-color-adjust:exact;print-color-adjust:exact}.toc-btn__no{flex:none;min-width:1.6em;text-align:left;font-family:Cormorant Garamond,serif;font-size:60px;font-weight:700;line-height:.85;color:var(--toc-colour);-webkit-print-color-adjust:exact;print-color-adjust:exact}.toc-btn:hover{background:#00000008;transform:translate(-3px)}.toc-btn:active{transform:translate(0);transition-duration:var(--dur-press)}.toc-btn:focus-visible{outline:2px solid #8f8467;outline-offset:3px}.toc-sheet .gz-footer{background:transparent;border-top-color:#c3b696}.toc-sheet .gz-footer .f1{color:#2a2417}.toc-sheet .gz-footer .f2{color:#6b6349}body.bw-print .sheet.toc-sheet{background:#fff;border-color:#dfe4ec}body.bw-print .toc-head__kicker,body.bw-print .toc-head__sub{color:#555!important}body.bw-print .toc-sheet h1.toc-head__title,body.bw-print .toc-btn__name,body.bw-print .toc-btn__no{color:#111!important}body.bw-print .toc-btn__leader{border-bottom-color:#888!important}body.bw-print .toc-head__frame:before,body.bw-print .toc-head__frame:after{background:#999}body.bw-print .toc-btn{border-top-color:#ccc}body.bw-print .toc-buttons .toc-btn:last-child{border-bottom-color:#ccc}body.bw-print .toc-sheet .gz-footer{border-top-color:#1d4ed8}body.bw-print .toc-sheet .gz-footer .f1{color:#1f2a44}body.bw-print .toc-sheet .gz-footer .f2{color:#475569}.aid-page{max-width:900px;margin:0 auto;padding:18px 16px 96px}.aid-toolbar{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:16px}.act--aids{--act-accent: #2c6e6b;--act-accent-strong: #235b55;--act-accent-soft: #e6efee;--act-accent-line: #c3dbd8}.aid-sheet{--aid-ink: #11203c;--aid-soft: #54607a;--aid-gold: #c2a24e;--aid-goldline: #e3d3a4;width:min(860px,100%);aspect-ratio:210 / 297;margin:0 auto;overflow:hidden;background:#fff;border:2px solid var(--aid-goldline);border-radius:18px;padding:26px 40px 22px;display:flex;flex-direction:column;color:var(--aid-ink);box-shadow:0 10px 40px #0f172a1f}.aid-head{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;margin-bottom:14px}.aid-title{margin:0;font-family:"Rubik",var(--font-he);font-weight:800;font-size:clamp(20px,3.4vw,28px);line-height:1.22;color:var(--aid-ink)}.aid-headline,.aid-footline{height:2px;width:100%;border-radius:999px;background:var(--aid-gold)}.aid-body{flex:1;min-height:0;display:flex;align-items:center;justify-content:center}.aid-image{max-width:100%;max-height:100%;object-fit:contain;display:block}.aid-foot{margin-top:12px;display:flex;flex-direction:column;gap:6px}.aid-credit{margin:0;text-align:center;font-size:12.5px;font-weight:600;color:var(--aid-soft)}.aid-sheet--placeholder .aid-body{flex-direction:column;gap:8px;color:var(--aid-soft)}.aid-placeholder__file{font-family:monospace;font-size:13px}body.grayscale-mode .aid-sheet{--aid-gold: #5f5f5f;--aid-goldline: #ababab;--aid-ink: #000;--aid-soft: #2b2f33}body.grayscale-mode .aid-image{filter:grayscale(1) contrast(1.12)}@media print{.aid-toolbar{display:none!important}.aid-page{padding:0;max-width:none}.aid-sheet{width:210mm;height:297mm;min-height:297mm;margin:0;border:0;border-radius:0;box-shadow:none;padding:10mm 12mm;aspect-ratio:auto;break-after:page;page-break-after:always}}body.bw-print .sheet{--ink: #111;--muted: #454545;--blue: #202020;--brand: #202020;--brand-ink: #111;--paper: #fff;--screen: #fff;--border: #8a8a8a;--soft: #e7e7e7;background:#fff}body.bw-print .sheet .sheet-header{border-bottom-color:#222!important}body.bw-print .sheet .sheet-header h1{color:#111!important}body.bw-print .sheet .sheet-number{color:#111!important;border-color:#111!important;background:#f5f5f5!important}body.bw-print .sheet .q-card{border-color:#888}body.bw-print .sheet .q-card h3{background:#e2e2e2!important;color:#111!important;border-bottom-color:#888!important}body.bw-print .sheet .rule-box{background:#e6e6e6!important;border-right-color:#222!important}body.bw-print .sheet .note-box{background:#f2f2f2!important;border-right-color:#666!important}body.bw-print .sheet .word-bank{background:#f4f4f4!important;border-color:#333!important}body.bw-print .sheet .cg-cell{border-color:#555!important;background:#fff!important}body.bw-print .sheet .word-bank__item{border-color:#666!important}body.bw-print .sheet .calc-box{background:#fafafa!important;border-color:#666!important}body.bw-print .sheet .calc-work.calc-squared{border-color:#777!important;background:linear-gradient(#c9c9c9 1px,transparent 1px) 0 0 / 14px 14px,linear-gradient(90deg,#c9c9c9 1px,transparent 1px) 0 0 / 14px 14px,#fff!important}body.bw-print .sheet .calc-squared__opener{background:#ffffffe6!important}body.bw-print .sheet .calc-squared__eq,body.bw-print .sheet .calc-sym__math{color:#111!important}body.bw-print .sheet .calc-final__row+.calc-final__row{border-top-color:#999!important}body.bw-print .sheet .work-table th{background:#d9d9d9!important}body.bw-print .sheet .work-table td,body.bw-print .sheet .work-table th,body.bw-print .sheet .tf-table td{border-color:#777!important}body.bw-print .sheet .choice,body.bw-print .sheet .mist-card,body.bw-print .sheet .axis-answer-box{border-color:#777!important;background:#fff!important}body.bw-print .sheet .mist-head{background:#dedede!important;color:#111!important}body.bw-print .sheet .coordinate-grid,body.bw-print .sheet .poster{filter:grayscale(1) contrast(1.18)}body.bw-print .sheet .gz-footer{border-top-color:#333!important}body.bw-print .sheet .gz-footer .f1,body.bw-print .sheet .gz-footer .f2{color:#222!important}body.bw-print .sheet .tf-option input{border-color:#111;background:#fff}body.bw-print .sheet .answer-line,body.bw-print .sheet .blank,body.bw-print .sheet .word-blank{border-color:#222!important}@media print{body.bw-print{background:#fff!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}body.bw-print .sheet{box-shadow:none!important}body.bw-print .sheet .q-card h3{background:#e4e4e4!important}body.bw-print .sheet .rule-box{background:#e9e9e9!important}body.bw-print .sheet .note-box{background:#f4f4f4!important}.sheet.print-skip{display:none!important}}@page{size:A4 portrait;margin:0}.solutions{width:210mm;margin:0 auto;padding:0;direction:rtl;color:#16202b;background:#fff}.solutions__page{box-sizing:border-box;width:210mm;min-height:297mm;padding:14mm 14mm 16mm;background:#fff;break-after:page;page-break-after:always}.solutions__page:last-child{break-after:auto;page-break-after:auto}.solutions__page-head{margin:0 0 8mm;padding:0 0 4mm;border-bottom:1.5px solid #1f5f7a}.solutions__page-heading{margin:0;color:#172f4f;font-size:22pt;line-height:1.2;font-weight:850;text-align:right}.solutions__exercises{display:grid;gap:4mm}.solutions__answer{display:grid;grid-template-columns:30mm minmax(0,1fr);gap:5mm;align-items:start;padding:4mm 5mm;border:1px solid #d8dde3;border-radius:3mm;background:#fff;break-inside:avoid;page-break-inside:avoid}.solutions__exercise-label{color:#1f5f7a;font-size:12pt;line-height:1.45;font-weight:850}.solutions__answer-body{min-width:0}.solutions__answer-text,.solutions__method{margin:0;font-size:11.5pt;line-height:1.6}.solutions__answer-text{color:#1d2733;font-weight:600}.solutions__method{margin-top:2.5mm;padding-top:2.5mm;border-top:1px dashed #c9d0d8;color:#3e4a56}.solutions__method strong{color:#26394a}@media screen{body{background:#edf2f7}.solutions{padding-block:18px;background:transparent}.solutions__page{margin:0 auto 18px;border:1px solid rgba(20,32,50,.09);box-shadow:0 8px 28px #1420321a}}@media print{html,body{margin:0;padding:0;background:#fff}.solutions{width:auto;margin:0;background:#fff}.solutions__page{margin:0;border:0;box-shadow:none}}@font-face{font-family:Frank Ruhl Libre;font-style:normal;font-display:swap;font-weight:300;src:url(./frank-ruhl-libre-hebrew-300-normal-CpnDuyr4.woff2) 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format("woff2"),url(./cormorant-garamond-latin-700-normal-O25Qpphb.woff) format("woff")}