:root{color:#243b35;font-synthesis:none;--ink:#243b35;--muted:#677970;--green:#166957;--border:#dce2d9;--soft:#eef2e9;--paper:#fffefa;--focus:#aa4e21;background:#f7f6f0;font-family:Segoe UI,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled,select:disabled{cursor:not-allowed}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:4px}button{border:0}input{accent-color:var(--green)}.wrap{width:min(1240px,100% - 80px);margin-inline:auto}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:10;background:var(--green);color:#fff;border-radius:8px;padding:12px 18px;position:fixed;top:12px;left:12px;transform:translateY(-200%)}.skip-link:focus{transform:none}.site-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:24px;padding-block:28px;display:flex}.brand{flex-shrink:0;align-items:center;gap:13px;text-decoration:none;display:flex}.brand-mark{background:var(--green);color:#fffdf7;text-align:center;border-radius:13px;grid-template-columns:1fr 1fr;width:46px;height:46px;padding:7px;font-size:20px;font-weight:500;line-height:1;display:grid;transform:rotate(-4deg)}.brand-mark span{align-self:center}.brand-name{letter-spacing:-.6px;font-size:22px;font-weight:700;line-height:1.1}.brand-name>span{letter-spacing:1.15px;text-transform:uppercase;margin-top:3px;font-size:12px;font-weight:500;line-height:1.6;display:block}.header-actions{align-items:center;gap:24px;display:flex}.preview-tag{letter-spacing:1px;text-transform:uppercase;color:var(--muted);white-space:nowrap;border:1px solid #dce1d5;border-radius:5px;padding:7px 10px;font-size:11px}.help-button{color:var(--ink);background:0 0;align-items:center;gap:8px;padding:8px 0;font-size:13px;font-weight:600;display:flex}.help-button>span{border:1px solid #8b9e92;border-radius:50%;place-content:center;width:20px;height:20px;font-size:12px;display:inline-grid}.intro{justify-content:space-between;align-items:center;gap:24px;padding-block:36px 32px;display:flex}.eyebrow{text-transform:uppercase;letter-spacing:1.7px;color:var(--green);margin:0 0 12px;font-size:10px;font-weight:700}h1{letter-spacing:-1.6px;margin:0 0 12px;font-size:clamp(30px,3.2vw,42px);font-weight:650;line-height:1.15}.intro-copy{color:var(--muted);margin:0;font-size:15px;line-height:1.7}fieldset{border:0;min-inline-size:0;margin:0;padding:0}.operation-picker>legend{margin-bottom:15px;font-size:13px;font-weight:650}.step-label{color:#859288;letter-spacing:.5px;margin-right:9px;font-size:10px;font-weight:600}.operation-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.operation-card{border:1px solid var(--border);cursor:pointer;background:#fffefa;border-radius:12px;align-items:center;gap:15px;min-height:94px;padding:19px;transition:border-color .15s,background .15s,box-shadow .15s;display:flex;position:relative}.operation-card:hover{border-color:#9fb8a7}.operation-card:has(input:checked){border:1.5px solid var(--green);background:#edf5ef;padding:18.5px;box-shadow:0 2px #1669570a}.operation-card:has(input:focus-visible){outline:3px solid var(--focus);outline-offset:4px}.operation-card input{width:14px;height:14px;margin:0;position:absolute;top:12px;right:12px}.operation-card input:focus-visible{outline:0}.operation-symbol{width:42px;height:42px;color:var(--green);background:#e4f0e7;border-radius:10px;flex-shrink:0;place-items:center;font-size:31px;font-weight:400;display:grid}.operation-card[data-operation=subtract] .operation-symbol{color:#997225;background:#faf0de}.operation-card[data-operation=multiply] .operation-symbol{color:#7a6599;background:#eee9f4}.operation-card[data-operation=divide] .operation-symbol{color:#5b77a8;background:#e7eef9}.operation-text{min-width:0}.operation-text strong{letter-spacing:-.2px;overflow-wrap:anywhere;font-size:14px;font-weight:650;display:block}.operation-text small{color:var(--muted);margin-top:5px;font-size:11px;display:block}.operation-footnote{color:var(--muted);justify-content:space-between;align-items:center;gap:12px;margin-block:13px 27px;font-size:11px;display:flex}.operation-footnote p{margin:0;line-height:1.6}.operation-footnote p>span{color:var(--green);margin-right:5px}.operation-footnote>a{color:var(--green);white-space:nowrap;font-weight:600;text-decoration:none}.operation-footnote>a:hover{text-decoration:underline}.operation-footnote>a>span{margin-left:4px}.workspace{grid-template-columns:310px minmax(0,1fr);align-items:start;gap:24px;display:grid}.setup-panel{border:1px solid var(--border);background:#fffefa;border-radius:12px;overflow:hidden}.panel-heading{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:8px;padding:22px 22px 20px;display:flex}h2{letter-spacing:-.3px;margin:0;font-size:15px;font-weight:650}.mini-label{color:#7c8d80;font-size:10px}.settings-group{border-bottom:1px solid var(--border);padding:23px 22px}.settings-group>legend{float:left;width:100%;margin-bottom:6px;padding:0;font-size:12px;font-weight:700}.settings-group>legend+*{clear:left}.field-note{color:var(--muted);margin:0 0 18px;font-size:11px;line-height:1.65}.range-row{grid-template-columns:minmax(76px,1fr) 56px 6px 56px;align-items:center;gap:7px;margin-bottom:14px;display:grid}.range-name{font-size:11px;font-weight:600}.range-field{flex-direction:column;gap:5px;display:flex}.range-field>span:first-child{text-transform:uppercase;color:var(--muted);letter-spacing:.5px;font-size:9px}.range-field input{font-variant-numeric:tabular-nums;width:100%;min-width:0;color:var(--ink);-moz-appearance:textfield;background:#f7f8f3;border:1px solid #dce2d9;border-radius:6px;padding:8px 7px;font-size:13px}.range-field input::-webkit-inner-spin-button{appearance:none}.range-dash{color:#92a091;padding-top:16px;font-size:12px}.operation-rule{color:#45634d;background:#f0f5ed;border-radius:6px;margin:17px 0 10px;padding:10px 12px;font-size:11px;line-height:1.6}.quiet-note{color:#728074;margin:0;font-size:10px}.field-label{margin:15px 0 7px;font-size:11px;font-weight:600;display:block}.text-input,select{width:100%;min-width:0;color:var(--ink);background:#fff;border:1px solid #d5ddd1;border-radius:6px;padding:10px;font-size:12px}.text-input::placeholder{color:#8d998f}select:disabled{color:#728074;opacity:1;background:#f5f6f0}.settings-pair{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px;display:grid}.settings-pair select{padding:9px 7px;font-size:11px}.checkbox-label{cursor:pointer;align-items:center;gap:8px;margin-top:13px;font-size:11px;line-height:1.5;display:flex}.checkbox-label input{flex-shrink:0;width:15px;height:15px;margin:0}.generate-area{padding:20px 22px 22px}.primary-button{background:var(--green);color:#fff;border-radius:7px;justify-content:center;align-items:center;gap:9px;width:100%;min-height:44px;padding:12px 16px;font-size:12px;font-weight:650;display:flex}.primary-button:disabled{color:#738571;background:#dfe8de}.primary-button:not(:disabled):hover{background:#0d5344}.generate-area p{color:var(--muted);text-align:center;margin:10px 4px 0;font-size:10px;line-height:1.6}.preview-panel{min-width:0;scroll-margin-top:24px}.preview-panel:focus{outline:none}.preview-panel:focus-visible{outline:3px solid var(--focus);outline-offset:6px;border-radius:10px}.preview-heading{justify-content:space-between;align-items:center;gap:14px;padding:3px 1px 18px;display:flex}.preview-heading p{color:var(--muted);margin:7px 0 0 25px;font-size:11px}.sample-badge{color:#6a7d69;white-space:nowrap;background:#f2f4ec;border:1px solid #d9dfd3;border-radius:20px;align-items:center;gap:6px;padding:6px 10px;font-size:10px;display:flex}.sample-badge>span{background:#859e79;border-radius:50%;width:5px;height:5px}.paper-stage{background:#edf0e7 radial-gradient(#d6ddcf .6px,#0000 .6px) 0 0/7px 7px;border:1px solid #dfe4d9;border-radius:11px;padding:28px}.worksheet-paper{background:var(--paper);border:1px solid #e0e2d8;min-width:0;max-width:720px;margin-inline:auto;padding:31px 34px 22px;box-shadow:0 4px 5px #384e3510,0 18px 30px #384e3505}.paper-topline{letter-spacing:1.4px;color:#7b8c7c;border-bottom:1px solid #dfe5d9;justify-content:space-between;gap:14px;padding-bottom:16px;font-size:8px;font-weight:600;display:flex}.worksheet-paper h3{letter-spacing:-.6px;overflow-wrap:anywhere;margin:24px 0 9px;font-size:27px;font-weight:650;line-height:1.25}.paper-instructions{color:#748172;margin:0;font-size:10px;line-height:1.7}.learner-lines{color:#6f7e6c;gap:28px;margin-top:23px;font-size:9px;display:flex}.learner-lines>span{flex:1;align-items:baseline;gap:9px;display:flex}.learner-lines>span:last-child{flex:.6}.learner-lines i{border-bottom:1px solid #cdd4c7;flex:1}.question-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 28px;margin:32px 0 33px;padding:0;list-style:none;display:grid}.question-grid li{align-items:center;gap:11px;min-width:0;display:flex}.question-number{color:#8b9687;font-variant-numeric:tabular-nums;min-width:15px;font-size:9px}.equation{letter-spacing:-.5px;font-variant-numeric:tabular-nums;white-space:nowrap;align-items:center;gap:9px;font-size:24px;font-weight:500;line-height:1.25;display:flex}.equation .operator,.equation .equals{color:#86917f;font-size:.8em;font-weight:400}.answer-line{border-bottom:1px solid #9faa96;width:42px;height:1em;display:inline-block}.paper-footer{color:#829079;border-top:1px solid #e1e5db;justify-content:space-between;gap:10px;padding-top:13px;font-size:8px;line-height:1.6;display:flex}.preview-actions{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;padding-top:18px;display:flex}.secondary-button{min-height:38px;color:var(--ink);background:#fffefa;border:1px solid #d5dfd0;border-radius:7px;justify-content:center;align-items:center;gap:7px;padding:9px 13px;font-size:11px;font-weight:600;display:flex}.secondary-button:not(:disabled):hover{background:#eaf0e5;border-color:#a6b7a1}.secondary-button:disabled{color:#8a9888;background:#f1f3eb;border-color:#e2e6da}.output-actions{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.text-button{color:#869581;background:0 0;min-height:38px;padding:9px 0;font-size:11px}.preview-note{color:#7c8977;margin:12px 0 0;font-size:10px;line-height:1.7}.site-footer{border-top:1px solid var(--border);color:#7b8978;justify-content:space-between;gap:14px;margin-top:40px;padding-block:24px 28px;font-size:10px;display:flex}.site-footer>span{align-items:center;gap:6px;display:flex}.site-footer strong{color:#566e55;font-weight:600}.footer-dot{background:#9aaf8b;border-radius:50%;width:5px;height:5px}.noscript-message{background:#fff5e9;border:1px solid #ab6545;border-radius:8px;padding:18px}[hidden]{display:none!important}dialog{background:var(--paper);width:min(440px,100% - 32px);color:var(--ink);border:1px solid #dce2d4;border-radius:14px;padding:32px;box-shadow:0 25px 100px #1c3e2930}dialog::backdrop{background:#1d352860}dialog h2{letter-spacing:-.8px;margin:12px 0 18px;font-size:29px;line-height:1.2}dialog p:not(.eyebrow){color:var(--muted);font-size:13px;line-height:1.8}.dialog-close{color:var(--muted);background:0 0;padding:5px 9px;font-size:24px;position:absolute;top:10px;right:13px}.dialog-done{margin-top:24px}.question-grid.hide-numbering .question-number{display:none}@media (width>=1200px){.equation{font-size:26px}.answer-line{width:48px}.question-grid{column-gap:36px}.worksheet-paper{padding-inline:40px}}@media (width<=1100px){.operation-card{gap:10px;padding:16px 12px}.operation-card:has(input:checked){padding:15.5px 11.5px}.operation-symbol{width:35px;height:35px;font-size:27px}.operation-text strong{font-size:12px}.operation-text small{font-size:10px}.workspace{grid-template-columns:290px minmax(0,1fr);gap:20px}.paper-stage{padding:20px}.worksheet-paper{padding:26px 24px 20px}.equation{gap:6px;font-size:21px}.question-grid{gap:23px 20px}.question-grid li{gap:6px}.answer-line{width:33px}}@media (width<=900px){.wrap{width:calc(100% - 48px)}.workspace{grid-template-columns:270px minmax(0,1fr);gap:18px}.paper-stage{padding:14px}.worksheet-paper{padding:22px 18px 18px}.equation{gap:5px;font-size:18px}.answer-line{width:25px}.question-number{min-width:12px;font-size:8px}.question-grid{column-gap:13px}.worksheet-paper h3{font-size:24px}.settings-group,.generate-area,.panel-heading{padding-inline:18px}.operation-card{gap:9px;min-height:90px;padding:18px 12px}.operation-card:has(input:checked){padding:17.5px 11.5px}.operation-text small{display:none}.operation-symbol{width:30px;height:32px;font-size:25px}.operation-grid{gap:9px}.preview-heading p{font-size:10px}.paper-footer{flex-direction:column;gap:3px}.learner-lines{gap:15px}.operation-text strong{font-size:11px}}@media (width<=760px){.wrap{width:calc(100% - 40px)}.site-header{gap:12px;padding-block:22px}.header-actions{gap:14px}.preview-tag{display:none}.intro{gap:18px;padding-block:30px 27px}h1{font-size:35px}.operation-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.operation-card{gap:13px;min-height:82px;padding:18px 15px}.operation-card:has(input:checked){padding:17.5px 14.5px}.operation-symbol{width:37px;height:37px;font-size:28px}.operation-text strong{font-size:13px}.operation-text small{font-size:10px;display:block}.operation-footnote{align-items:flex-start;margin-block:13px 23px;font-size:10px}.operation-footnote p{max-width:70%}.workspace{grid-template-columns:1fr;gap:30px}.setup-panel{max-width:100%}.panel-heading{padding:20px}.settings-group{padding:21px 20px}.range-row{grid-template-columns:minmax(100px,1fr) 76px 10px 76px;gap:10px}.range-field input{padding:10px;font-size:14px}.range-name{font-size:12px}.settings-pair{gap:15px}.settings-pair select{font-size:12px}.settings-group>legend{font-size:13px}.field-label,.checkbox-label{font-size:12px}.text-input{font-size:14px}.generate-area{padding:20px}.primary-button{font-size:13px}.generate-area p{font-size:11px}.preview-heading{padding-bottom:16px}.preview-heading p{font-size:11px}.paper-stage{padding:20px}.worksheet-paper{padding:27px 25px 20px}.question-grid{gap:23px 20px}.equation{gap:8px;font-size:23px}.question-number{min-width:15px;font-size:9px}.question-grid li{gap:8px}.answer-line{width:40px}.paper-footer{flex-direction:row;gap:12px}.worksheet-paper h3{font-size:28px}.learner-lines{gap:25px}.site-footer{margin-top:30px;padding-block:22px;font-size:10px}.preview-note{font-size:11px}}@media (width<=480px){.wrap{width:calc(100% - 32px)}.brand-mark{border-radius:12px;width:41px;height:41px;font-size:19px}.brand{gap:10px}.brand-name{font-size:20px}.brand-name>span{letter-spacing:.8px;font-size:10px}.help-button{padding:8px;font-size:0}.help-button>span{width:22px;height:22px;font-size:13px}.intro{padding-block:27px 26px}h1{letter-spacing:-1.1px;font-size:29px}.intro-copy{font-size:12px}.eyebrow{letter-spacing:1.5px;font-size:9px}.operation-text strong{font-size:12px}.operation-text small{font-size:9px}.operation-symbol{width:32px;height:33px;font-size:26px}.operation-card{gap:10px;min-height:79px;padding:17px 11px}.operation-card:has(input:checked){padding:16.5px 10.5px}.operation-card input{width:12px;height:12px;top:9px;right:9px}.operation-footnote p{max-width:69%}.range-row{grid-template-columns:minmax(90px,1fr) 65px 7px 65px}.paper-stage{padding:12px}.worksheet-paper{padding:22px 19px 17px}.worksheet-paper h3{font-size:24px}.paper-topline{letter-spacing:1px;font-size:7px}.paper-instructions{font-size:9px}.learner-lines{gap:17px;font-size:8px}.question-grid{gap:23px 14px;margin-block:28px}.question-grid li{gap:5px}.question-number{min-width:11px;font-size:8px}.equation{gap:5px;font-size:18px}.answer-line{width:27px}.paper-footer{flex-direction:column;gap:3px}.preview-heading p{margin-left:0;font-size:10px}.sample-badge{padding:5px 8px;font-size:9px}.secondary-button,.text-button{font-size:10px}.output-actions{gap:10px}.secondary-button{padding-inline:10px}.preview-note{font-size:10px}.site-footer{flex-direction:column;gap:10px}}@media (width<=360px){.question-grid{grid-template-columns:1fr;row-gap:21px;margin-inline:12px}.equation{gap:10px;font-size:24px}.answer-line{width:58px}.question-number{min-width:18px;font-size:9px}.range-row{grid-template-columns:minmax(75px,1fr) 58px 6px 58px;gap:7px}.range-name{font-size:11px}.operation-symbol{width:28px;height:30px;font-size:24px}.operation-card{gap:8px}.operation-text strong{font-size:11px}.operation-text small{font-size:8px}.operation-footnote p{max-width:64%}.preview-actions{gap:12px}.output-actions{gap:13px}.preview-heading h2{font-size:14px}.paper-topline{font-size:6px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}#advanced-settings{border-bottom:1px solid var(--border)}#advanced-settings summary{cursor:pointer;padding:18px 22px;font-size:12px;font-weight:650}#advanced-settings summary span{float:right;color:var(--green)}#advanced-settings[open] summary span{transform:rotate(45deg)}#advanced-settings .settings-group:last-child{border-bottom:0}.equation{text-align:right;grid-template-rows:auto auto 25px;grid-template-columns:20px 1fr;gap:3px 6px;width:94px;font-size:26px;display:grid}.equation .operand:first-child{grid-area:1/2}.equation .operand:nth-child(3){grid-area:2/2}.equation .operator{grid-area:2/1}.equation .equals{display:none}.equation .answer-line{border-top:1px solid #84927c;border-bottom:0;grid-area:3/1/auto/-1;width:100%;height:25px;margin-top:3px}.question-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 20px;margin-inline:0}.question-grid li{align-items:start}.question-number{padding-top:5px}.worksheet-brand{align-items:center;gap:6px;display:flex;font-family:inherit!important;font-style:normal!important}.worksheet-brand img{object-fit:contain}.paper-footer{align-items:center}.paper-footer a{font-weight:600}.site-footer{flex-wrap:wrap}.site-footer nav{flex-wrap:wrap;gap:12px 25px;width:100%;line-height:1.8;display:flex}@media (width>=1200px){.question-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (width<=1100px){.equation{gap:3px 5px;width:80px;font-size:24px}}@media (width<=480px){.question-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 12px}.equation{gap:3px 5px;width:80px;font-size:24px}.paper-footer{flex-direction:column;align-items:start;gap:10px}}.language-picker select{background:0 0;width:auto;max-width:115px}.feedback{color:#8c351c;background:#fff0e7;border-radius:6px;margin:12px 20px;padding:12px;font-size:12px;line-height:1.7}[aria-invalid=true]{border-color:#a43d25!important}#pool-actions{flex-wrap:wrap;gap:8px;padding:0 20px 20px;display:flex}#answer-key{margin-top:24px}.answer-value{color:#166957;font-size:20px;line-height:1.2}.text-button:not(:disabled){color:var(--green);font-weight:600}.language-picker select{min-height:36px}@media (width<=480px){.header-actions{gap:4px}.language-picker select{max-width:85px;padding:6px;font-size:11px}.site-header{flex-wrap:wrap}.header-actions{margin-left:auto}.language-picker{min-width:0}}.pwa-actions{flex-wrap:wrap;align-items:center;gap:10px 16px;width:100%;display:flex}.pwa-actions button{font-size:10px}.pwa-actions>span{line-height:1.7}#offline-status{color:var(--green);font-weight:600}.skip-link:not(:focus){clip-path:inset(100%);width:1px;height:1px;top:0;left:0;overflow:hidden;transform:none}.skip-link:focus{clip-path:none;width:auto;height:auto;top:12px;left:12px;overflow:visible}.platform-link{align-items:center;gap:8px;min-width:0;display:inline-flex}.platform-icon{object-fit:contain;flex:none;width:20px;height:20px}.worksheet-brand{flex-shrink:0}.worksheet-promotion{text-align:right;max-width:68%}.worksheet-promotion a{text-align:left;align-items:flex-start;gap:6px;display:flex}.worksheet-promotion .platform-icon{width:16px;height:16px}.promotion-domain{display:block}#advanced-settings{scroll-margin-top:20px}@media (width<=480px){.worksheet-promotion{text-align:left;max-width:100%}}.intro{align-items:center;gap:40px}.intro>div{flex:1;min-width:0}.header-promotion{background:#edf3e9;border:1px solid #d2dfd2;border-radius:14px;flex:0 420px;padding:22px 24px}.header-promotion>p{color:var(--ink);margin:0 0 17px;font-size:18px;font-weight:600;line-height:1.55}.android-download{background:var(--paper);border:1px solid #b8cec0;border-radius:10px;align-items:center;gap:11px;max-width:100%;padding:10px 12px;text-decoration:none;display:inline-flex}.android-download:hover{border-color:var(--green);background:#fff}.play-store-logo{object-fit:contain;flex:0 0 32px}.arithmadrill-logo{object-fit:contain;border-radius:10px;flex:0 0 48px}.android-download strong{font-size:13px;line-height:1.4;display:block}.android-download small{color:var(--muted);margin-top:3px;font-size:11px;display:block}.download-arrow{color:var(--green);margin-left:2px}@media (width<=1100px){.intro{gap:26px}.header-promotion{flex-basis:370px;padding:20px}.header-promotion>p{font-size:17px}}@media (width<=760px){.intro{flex-direction:column;align-items:stretch;gap:24px}.header-promotion{flex:auto}.header-promotion>p{max-width:42ch}}@media (width<=360px){.header-promotion{padding:16px}.android-download{gap:8px;padding:9px}.play-store-logo{flex-basis:26px;width:26px}.arithmadrill-logo{flex-basis:40px;width:40px;height:40px}.android-download strong{font-size:12px}.download-arrow{display:none}}.az-brand-mark{object-fit:contain;background:0 0;border-radius:4px;padding:0;display:block;transform:none}.paper-topline{align-items:center}.paper-topline .worksheet-brand{flex-shrink:1;min-width:0}.paper-topline .worksheet-brand img{flex:0 0 32px}.paper-footer{justify-content:flex-end}@media (width<=480px){.paper-footer{align-items:flex-start}}.worksheet-paper{isolation:isolate;position:relative}.site-home-link{min-height:44px;color:var(--green);white-space:nowrap;border:1px solid #c4d4c7;border-radius:8px;align-items:center;gap:7px;padding:9px 12px;font-size:12px;font-weight:600;text-decoration:none;display:inline-flex}.site-home-link svg{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;width:17px;height:17px}.site-home-link:hover{background:var(--soft)}@media (width<=760px){.site-header{flex-wrap:wrap}.header-actions{gap:10px;margin-left:auto}}#print-root{display:none}.paper-stage,#answer-key{gap:24px;display:grid}#print-target{width:auto;max-width:190px;padding:8px;font-size:11px}.learner-lines b{font-weight:400}.empty-preview{color:var(--muted);padding:30px;line-height:1.8}@media print{@page{size:A4 portrait;margin:10mm}@page worksheetA4{size:A4 portrait;margin:10mm}@page worksheetLetter{size:letter portrait;margin:10mm}html,body{color:#000!important;background:#fff!important;margin:0!important;padding:0!important;font-family:Arial,sans-serif!important}body>:not(#print-root){display:none!important}#print-root{display:block!important}.print-page{box-sizing:border-box;break-after:page;page-break-after:always;flex-direction:column;width:100%;max-width:none;height:276mm;overflow:visible;box-shadow:none!important;color:#000!important;background:#fff!important;border:0!important;margin:0!important;padding:5mm!important;display:flex!important}.print-page:last-child{break-after:auto;page-break-after:auto}.paper-topline{letter-spacing:1px;color:#333;border-color:#666;padding-bottom:4mm;font-size:8pt}.paper-title{overflow-wrap:anywhere;margin:6mm 0 2mm!important;font-size:20pt!important;line-height:1.2!important}.paper-instructions{color:#333;margin:0;font-size:9pt}.learner-lines{color:#333;gap:10mm;margin-top:5mm;font-size:9pt}.learner-lines i{border-color:#777}.question-grid{align-content:start;padding:0;list-style:none;grid-template-columns:repeat(4,minmax(0,1fr))!important;gap:7mm 6mm!important;margin:8mm 0 5mm!important;display:grid!important}.question-grid li{break-inside:avoid;page-break-inside:avoid;align-items:start;gap:2mm;display:flex}.question-number{color:#555;min-width:4mm;padding-top:2mm;font-size:8pt}.equation{letter-spacing:0;color:#000;grid-template-rows:auto auto 8mm;grid-template-columns:6mm 1fr;line-height:1.15;gap:1mm!important;width:27mm!important;font-size:20pt!important;display:grid!important}.equation .operator{color:#000;font-size:18pt}.equation .answer-line{border-top:1px solid #000!important;border-bottom:0!important;width:100%!important;height:8mm!important;margin-top:1mm!important}.answer-value{padding-top:1mm;color:#000!important;font-size:15pt!important}.paper-footer{color:#333;border-top:1px solid #888;justify-content:space-between;gap:5mm;padding-top:3mm;flex-direction:row!important;align-items:center!important;margin-top:auto!important;font-size:7pt!important;display:flex!important}.worksheet-brand{font-family:Arial,sans-serif!important;font-size:7pt!important;font-style:normal!important}.worksheet-brand img{object-fit:contain;width:8mm;height:8mm}.paper-footer a{color:#000;font-size:7pt;text-decoration:none}a:after{content:none!important}.worksheet-promotion{max-width:68%!important}.worksheet-promotion .platform-icon{width:5mm;height:5mm}}