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scale(.98)}}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;padding:16px;background:#0c0e1c80;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:fade .15s}@keyframes fade{0%{opacity:0}}.modal{width:min(560px,100%);max-height:calc(100vh - 32px);display:flex;flex-direction:column;background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);animation:pop .15s ease-out}.modal.wide{width:min(760px,100%)}.modal>header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border)}.modal .modal-body{padding:20px;overflow:auto;display:flex;flex-direction:column;gap:14px}.modal>footer{padding:14px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}.toasts{position:fixed;z-index:200;bottom:20px;inset-inline-start:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;align-items:center}[dir=rtl] 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.n{background:var(--primary);color:var(--on-primary)}.step.done{color:var(--success)}.step.done .n{background:var(--success-soft);color:var(--success)}.sticky-preview{position:sticky;top:calc(var(--header-h) + 20px)}.sticky-preview .paper-mini{background:#fff;color:#000;border-radius:var(--r);border:1px solid var(--border);box-shadow:var(--shadow);padding:14px;overflow:hidden}.group-title{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-3);font-weight:700;margin:8px 0 -2px}.toolbar{position:sticky;top:var(--header-h);z-index:20;display:flex;align-items:center;gap:14px;padding:10px 20px;flex-wrap:wrap;background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.toolbar .titles{min-width:0;flex:1}.toolbar .titles 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.info{min-width:0;flex:1}.ex-head .info b{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ex-head .info small{color:var(--text-3);font-size:12px;display:flex;align-items:center;gap:6px}.ex-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:12px;border-top:1px solid var(--border)}.chev{transition:transform .15s;color:var(--text-3)}.chev.open{transform:rotate(90deg)}[dir=rtl] .chev{transform:rotate(180deg)}[dir=rtl] .chev.open{transform:rotate(90deg)}.q-block{border:1px solid var(--border);border-radius:var(--r);padding:12px;display:flex;flex-direction:column;gap:8px;background:color-mix(in srgb,var(--surface-2) 40%,var(--surface))}.q-head{display:flex;align-items:center;gap:8px}.q-head .badge{width:24px;height:24px;border-radius:50%;background:var(--text);color:var(--surface);display:grid;place-items:center;font-size:12px;font-weight:700}.pts-in{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--text-2)}.pts-in input{width:74px;min-height:32px;padding:4px 8px;text-align:center}.sub-block{margin-inline-start:18px;padding-inline-start:12px;border-inline-start:2px solid var(--border-strong);display:flex;flex-direction:column;gap:8px}.ans-field textarea{background:var(--success-soft);border-color:color-mix(in srgb,var(--success) 30%,transparent);min-height:44px}.ans-label{font-size:12px;font-weight:700;color:var(--success);display:flex;align-items:center;gap:4px}.math-hint{font-size:12px;color:var(--text-3)}.math-hint code{direction:ltr;unicode-bidi:isolate;display:inline-block;background:var(--surface-2);padding:1px 6px;border-radius:6px}.add-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}.tile{font:inherit;text-align:start;cursor:pointer;display:flex;flex-direction:column;gap:6px;padding:14px;background:var(--surface);border:1.5px dashed var(--border-strong);border-radius:var(--r);color:var(--text);transition:all .15s}.tile:hover{border-style:solid;border-color:var(--primary);background:var(--primary-soft);transform:translateY(-1px)}.tile .ti{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary)}.tile b{font-size:14px}.tile span{font-size:12px;color:var(--text-2)}.dropzone{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;padding:22px;border:2px dashed var(--border-strong);border-radius:var(--r);color:var(--text-2);cursor:pointer;transition:all 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#000;margin-top:6px}.hdr-box .hc{border:1.5px solid #000;padding:6px 8px;display:flex;flex-direction:column;justify-content:center;min-height:34px;font-size:14px}.hdr-box .hc-name{min-height:70px;gap:8px}.hdr-box .hc-title{text-align:center;font-weight:700;font-size:18px;align-items:center}.hdr-box .hc-logo{align-items:center}.hdr-box .hc-logo img{max-width:100%;max-height:70px;object-fit:contain}.hdr-extra{text-align:center;font-size:13px;margin-top:4px}.gov-sub{font-weight:400;font-size:13px}.key-flag{text-align:center;font-weight:700;color:#0b5d1e;margin:6px 0}.img-grid{display:grid;gap:12px;margin:8px 0}.img-cell{margin:0;text-align:center;break-inside:avoid}.img-cell img{max-width:100%;max-height:42mm;object-fit:contain}.img-cell figcaption{font-size:13px}.p-exercise h3{margin:14px 0 4px;text-decoration:underline;font-size:17px}.p-exercise .stmt{white-space:pre-wrap;margin:4px 0}.p-questions{padding-inline-start:22px;margin:4px 0}.p-questions p{margin:2px 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#000;min-width:4em;text-align:center;margin:0 3px;line-height:1.25}.blank.filled{color:#0b5d1e;font-weight:600;border-bottom-style:solid;border-color:#0b5d1e}.p-blanks{white-space:pre-wrap;line-height:2;margin:6px 0}.p-bank{border:1.3px solid #000;border-radius:3px;padding:5px 10px;margin:6px 0;text-align:center}.p-label-img{text-align:center;margin:8px 0}.lab-wrap{position:relative;display:inline-block;max-width:100%}.lab-wrap img{display:block;max-width:100%;max-height:90mm}.lab-pin{position:absolute;transform:translate(-50%,-50%);width:5.4mm;height:5.4mm;border-radius:50%;background:#fff;border:1.4px solid #000;font-size:3.4mm;font-weight:700;display:grid;place-items:center;line-height:1}.p-label-list{columns:2;column-gap:12mm;margin:6px 0;padding-inline-start:22px}.p-label-list li{break-inside:avoid;margin-bottom:5px}.p-label-list .blank{min-width:55mm;text-align:start}.p-order{list-style:none;margin:6px 0;padding:0;display:grid;gap:6px}.p-order 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print{.no-print,.app-header,.toolbar,.tabs-mobile,.toasts{display:none!important}body{background:#fff}.page,.editor-layout{padding:0;max-width:none;display:block}.edit-pane{display:none!important}.preview-pane{position:static;max-height:none;overflow:visible;background:none;border:0;padding:0;display:block!important}.paper-stage{zoom:1!important}.hdr-box,.img-cell{break-inside:avoid}.paper{box-shadow:none;margin:0;padding:0;max-width:none;min-height:0}@page{size:A4;margin:14mm}}.paper-mini.paper{min-height:0;padding:14px;box-shadow:none;border:1px solid var(--border);border-radius:var(--r);zoom:.8;max-width:none}@media(max-width:1000px){.paper-mini.paper{zoom:.8}}.alert{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:var(--r);background:var(--warn-soft);color:var(--warn);font-size:14px}.alert ul{margin:4px 0 0;padding-inline-start:18px;color:var(--text)}.spin{animation:spin 1s linear infinite}@keyframes 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