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button[data-astro-cid-rpzkybf6]:first-child{border-color:var(--action-bg,var(--accent-700));color:var(--action-fg,var(--paper-0));background:var(--action-bg,var(--accent-700))}.example-solution__controls[data-astro-cid-rpzkybf6] button[data-astro-cid-rpzkybf6]:first-child:hover{background:var(--action-bg-hover,var(--accent-700))}.example-solution__status[data-astro-cid-rpzkybf6]{color:var(--ink-600);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);margin:.7rem 0 0}@container example-solution (width<=34rem){.example-solution__steps[data-astro-cid-rpzkybf6]>.example-step:last-child .example-layer--working{grid-template-columns:minmax(0,1fr)}.example-solution__steps[data-astro-cid-rpzkybf6]{gap:1.35rem}.example-solution__steps[data-astro-cid-rpzkybf6]:before{display:none}}@media print{.example-solution__steps[data-astro-cid-rpzkybf6]>.example-step:last-child .example-layer--working{background:0 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var(--font-ui,var(--font-body));border-radius:50%;place-items:center;display:grid;position:absolute;top:-.15rem;left:0}.example-step__header[data-astro-cid-waax3eef]{justify-content:space-between;align-items:baseline;gap:.75rem;min-width:0;max-width:100%;display:flex}.example-step__header[data-astro-cid-waax3eef] .example-step__title[data-astro-cid-waax3eef]{color:var(--ink-900);margin:0;font-size:1rem}.example-step__mark[data-astro-cid-waax3eef]{color:var(--accent-700);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);flex:none;font-weight:800}.example-step__body[data-astro-cid-waax3eef]{min-width:0;max-width:100%;margin-top:.75rem}.example-step__body[data-astro-cid-waax3eef] .accessible-math{max-width:100%}.example-step__body[data-astro-cid-waax3eef] .accessible-math--display{display:block;overflow:auto hidden}.example-step--routine[data-astro-cid-waax3eef]{padding-block:.2rem}.example-step--routine[data-astro-cid-waax3eef] 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minmax(0,1fr);align-items:start;gap:.35rem .75rem;display:grid}.example-layer[data-astro-cid-5gzagoug]+.example-layer[data-astro-cid-5gzagoug]{margin-top:.65rem}.example-layer__label[data-astro-cid-5gzagoug]{color:var(--ink-600);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);margin:0 0 .2rem;font-weight:650}.example-layer[data-astro-cid-5gzagoug]>div[data-astro-cid-5gzagoug]{min-width:0}.example-layer[data-astro-cid-5gzagoug]>div>:first-child{margin-top:0}.example-layer[data-astro-cid-5gzagoug]>div>:last-child{margin-bottom:0}.example-layer[data-astro-cid-ljbmzhv4]{grid-template-columns:4.75rem minmax(0,1fr);align-items:start;gap:.35rem .75rem;margin-top:.65rem;display:grid}.example-layer__label[data-astro-cid-ljbmzhv4]{color:var(--ink-600);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);margin:0 0 .2rem;font-weight:650}.example-layer[data-astro-cid-ljbmzhv4]>div[data-astro-cid-ljbmzhv4]{min-width:0}.example-layer[data-astro-cid-ljbmzhv4]>div>:first-child{margin-top:0}.example-layer[data-astro-cid-ljbmzhv4]>div>:last-child{margin-bottom:0}.example-layer[data-astro-cid-thh33dqt]{grid-template-columns:4.75rem minmax(0,1fr);align-items:start;gap:.35rem .75rem;margin-top:.65rem;display:grid}.example-layer__label[data-astro-cid-thh33dqt]{color:var(--ink-600);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);margin:0 0 .2rem;font-weight:650}.example-layer__label--answer[data-astro-cid-thh33dqt]{display:none}.example-layer[data-astro-cid-thh33dqt]>div[data-astro-cid-thh33dqt]{min-width:0}.example-layer[data-astro-cid-thh33dqt]>div>:first-child{margin-top:0}.example-layer[data-astro-cid-thh33dqt]>div>:last-child{margin-bottom:0}p[data-astro-cid-2m65kkch][class$=__label]{align-items:center;gap:var(--space-1);display:flex}p[data-astro-cid-2m65kkch][class$=__label] svg{flex:none}.example-mistake[data-astro-cid-2m65kkch]{border-left:.25rem solid var(--warning-700);background:var(--warning-100);padding:.9rem 1rem}.example-mistake__label[data-astro-cid-2m65kkch]{color:var(--ink-900);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);margin:0 0 .3rem;font-weight:650}.example-mistake[data-astro-cid-2m65kkch]>div>:first-child{margin-top:0}.example-mistake[data-astro-cid-2m65kkch]>div>:last-child{margin-bottom:0}p[data-astro-cid-e5uc4bo2][class$=__label]{align-items:center;gap:var(--space-1);display:flex}p[data-astro-cid-e5uc4bo2][class$=__label] svg{flex:none}.example-check[data-astro-cid-e5uc4bo2]{border-left:.25rem solid var(--accent-600);background:var(--surface-subtle);padding:.9rem 1rem}.example-check__label[data-astro-cid-e5uc4bo2]{color:var(--ink-900);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);margin:0 0 .3rem;font-weight:650}.example-check[data-astro-cid-e5uc4bo2]>div>:first-child{margin-top:0}.example-check[data-astro-cid-e5uc4bo2]>div>:last-child{margin-bottom:0}p[data-astro-cid-ur5gwafm][class$=__label]{align-items:center;gap:var(--space-1);display:flex}p[data-astro-cid-ur5gwafm][class$=__label] svg{flex:none}.example-next-step[data-astro-cid-ur5gwafm]{border-top:1px solid var(--line-200);padding-top:.9rem}.example-next-step__label[data-astro-cid-ur5gwafm]{color:var(--ink-600);font-family:var(--font-ui,var(--font-body));font-size:var(--type-caption);margin:0 0 .3rem;font-weight:650}.example-next-step[data-astro-cid-ur5gwafm]>div>:first-child{margin-top:0}.example-next-step[data-astro-cid-ur5gwafm]>div>:last-child{margin-bottom:0}.example-response-field[data-astro-cid-y7cw5uti]{color:var(--ink-800);font-family:var(--font-ui,var(--font-body));gap:.35rem;margin-block-end:var(--space-3,1rem);font-weight:700;display:grid}.example-response-field__unit[data-astro-cid-y7cw5uti]{color:var(--ink-600);font-weight:600}.example-response-field[data-astro-cid-y7cw5uti] input[data-astro-cid-y7cw5uti],.example-response-field[data-astro-cid-y7cw5uti] textarea[data-astro-cid-y7cw5uti]{box-sizing:border-box;border:1px solid var(--control-boundary);border-radius:var(--radius-control);width:100%;min-height:2.75rem;color:var(--ink-900);background:var(--paper-0);font:400 var(--type-control)/var(--leading-ui) var(--font-ui);padding:.65rem .75rem}.example-response-field[data-astro-cid-y7cw5uti] textarea[data-astro-cid-y7cw5uti]{resize:vertical}.worked-example-v2--exam-paper .example-response-field[data-astro-cid-y7cw5uti] textarea[data-astro-cid-y7cw5uti]{background-color:#0000;background-image:repeating-linear-gradient(to bottom, transparent 0, transparent calc(1.8em - 1px), var(--line-300) calc(1.8em - 1px), var(--line-300) 1.8em);border:0;border-radius:0;min-height:11rem;padding:.2rem .35rem;line-height:1.8}.example-response-field[data-astro-cid-y7cw5uti] input[data-astro-cid-y7cw5uti]:focus-visible,.example-response-field[data-astro-cid-y7cw5uti] textarea[data-astro-cid-y7cw5uti]:focus-visible{outline:var(--focus-ring-width) solid var(--focus-ring-color);outline-offset:var(--focus-ring-offset);border-color:var(--accent-700)}@media print{.example-response-field[data-astro-cid-y7cw5uti]{display:none}}