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11px;font-size:12px;line-height:1.3}.concept-preview-inline__action{margin-top:-4px}.problem-operation-grid small{color:#858c96;font-size:11px;line-height:1.5}.problem-operation-grid button:disabled{color:#9298a1;cursor:not-allowed;background:#fafbfc}.problem-operation-grid button:disabled>span{color:#abb1bb}.problem-flow__stage--goals,.problem-flow__stage--preview{background:#fff;border:0;border-radius:0;min-height:0;max-height:none;padding:34px 0;transition:padding .24s;overflow:visible}.problem-flow--single-page>.problem-flow__stage{border-bottom:1px solid #e0e3e8}.problem-flow--single-page>.problem-flow__stage--preview{border-bottom:0}.problem-flow__stage--goals .problem-flow__stage-heading,.problem-flow__stage--preview .problem-flow__stage-heading{width:100%;max-width:none}.problem-flow__stage--goals[hidden],.problem-flow__stage--preview[hidden]{display:none}.problem-flow__stage--goals:not([hidden]),.problem-flow__stage--preview:not([hidden]){animation:.28s both problem-accordion-appear}.problem-flow__stage--goals.is-collapsed,.problem-flow__stage--preview.is-collapsed{padding:24px 0}.problem-flow__accordion-panel{opacity:1;max-height:1800px;transition:max-height .34s,margin .3s,opacity .2s,transform .26s;overflow:hidden;transform:translateY(0)}.problem-flow__stage.is-collapsed .problem-flow__accordion-panel{opacity:0;pointer-events:none;max-height:0;margin:0;transform:translateY(-10px)}.problem-flow__stage.is-collapsed .problem-flow__title-row>div>p{opacity:0;max-height:0;margin:0;overflow:hidden}[data-multiplication-content][hidden],[data-generic-operation-content][hidden]{display:none!important}.problem-operation-pending{text-align:center;background:#f7f9fc;border-radius:16px;margin-top:34px;padding:34px}.problem-operation-pending strong{color:var(--text);font-size:21px;font-weight:650}.problem-operation-pending p{color:#747b86;margin:12px 0 0;font-size:13px;line-height:1.7}@keyframes problem-goals-slide-in{0%{opacity:0;max-height:0;padding-top:0;padding-bottom:0;transform:translateY(-14px)}to{opacity:1;max-height:1800px;padding-top:40px;padding-bottom:34px;transform:translateY(0)}}@keyframes problem-goals-slide-out{0%{opacity:1;max-height:1800px;padding-top:40px;padding-bottom:34px;transform:translateY(0)}to{opacity:0;max-height:0;padding-top:0;padding-bottom:0;transform:translateY(-12px)}}@keyframes problem-accordion-appear{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.print-goal-grid{grid-template-columns:minmax(0,980px);justify-content:start;gap:24px;width:100%;margin-top:36px;display:grid}.print-goal-grid[hidden]{display:none!important}.print-goal-grid[data-goal-count="1"],.print-goal-grid[data-goal-count="2"]{grid-template-columns:minmax(0,980px);justify-content:start}.print-goal-option{display:contents}.print-goal-option.is-selectable{gap:16px;width:min(100%,980px);display:grid}.print-goal-card{background:#fff;border:1px solid #dfe4eb;border-radius:18px;flex-direction:column;min-height:560px;padding:28px 26px 26px;display:flex}.print-goal-card__heading{align-items:flex-start;gap:14px;display:flex}.print-goal-card__heading>span{color:#d9a21b;flex:none;font-size:20px;font-weight:800;line-height:1.4;display:block}.print-goal-card__heading h3{color:var(--text);letter-spacing:-.04em;margin:2px 0 0;font-size:20px;font-weight:650;line-height:1.4}.print-goal-card__heading p{color:#6c737e;margin:12px 0 0;font-size:13px;line-height:1.75}.print-goal-card__selected-process-title{color:#333842;width:100%;font:600 16px/1.4 var(--font-sans);letter-spacing:-.02em;border-bottom:1px solid #e8ebef;margin:0 0 8px;padding-bottom:14px}.print-goal-option.has-examples{width:min(100%,1100px)}[data-goal-group] .print-goal-card.has-examples{grid-template-columns:minmax(390px,1.05fr) minmax(420px,1.15fr)}[data-goal-group] .print-goal-card.has-examples .print-goal-card__heading>div{width:100%}[data-goal-group] 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.print-goal-card__answer{color:#252a31;align-items:center;gap:5px;margin:18px 0 0;font:650 16px/1.35 Pretendard,sans-serif;display:flex}.print-goal-card__fraction{width:30px;color:var(--blue);grid-template-rows:1fr 1fr;font:650 15px/1 Pretendard,sans-serif;display:inline-grid}.print-goal-card__fraction b{min-height:20px;font:inherit;place-items:center;display:grid}.print-goal-card__fraction b:first-child{border-bottom:1.5px solid}.print-goal-card__checks{border-top:1px solid #e8ebef;margin-top:25px;padding-top:22px}.print-goal-card__checks ul{gap:9px;margin:0;padding:0;list-style:none;display:grid}.print-goal-card__checks li{color:#747b86;padding-left:17px;font-size:12px;line-height:1.5;position:relative}.print-goal-card__checks li:before{content:"";border-bottom:1.5px solid var(--blue);border-left:1.5px solid var(--blue);width:6px;height:3px;position:absolute;top:.55em;left:1px;transform:rotate(-45deg)}[data-goal-group] .print-goal-card{grid-template-columns:minmax(290px,.9fr) minmax(420px,1.25fr);align-items:start;gap:28px;min-height:0;padding:30px;display:grid}[data-goal-group] .print-goal-card__checks{border-top:0;border-left:1px solid #e8ebef;margin:0;padding:4px 0 4px 28px}.print-goal-card__checks--selectable{padding-top:0}.print-goal-card__checks--selectable li{padding:0}.print-goal-card__checks--selectable li:before{display:none}.print-goal-selection__heading{border-bottom:1px solid #e8ebef;justify-content:space-between;align-items:center;gap:18px;margin-bottom:8px;padding-bottom:14px;display:flex}.print-goal-selection__heading strong{color:#333842;padding-left:38px;font-size:16px;font-weight:600}.print-goal-selection__heading strong.is-attention{color:#0000;background:linear-gradient(100deg,#4f5661 12%,#d9a21b 35%,#fff0a8 48%,#354a94 62%,#4f5661 84%) 0 0/230% 100%;-webkit-background-clip:text;background-clip:text;animation:1.9s linear infinite goal-selection-shimmer}.print-goal-selection__heading button{color:#5d6571;min-height:34px;font:600 11px/1.3 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var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;border-radius:8px;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:8px;padding:5px 8px;transition:color .15s,background .15s;display:grid}.print-goal-check:hover{color:var(--text);background:0 0}.print-goal-check>span{color:#dfa91f;opacity:0;font-size:17px;font-weight:800;line-height:1;transition:opacity .15s,transform .15s;transform:scale(.65)}.print-goal-check>em{font-style:normal}.print-goal-check[aria-pressed=true]{color:var(--text);background:#fff9ed;font-weight:650}.print-goal-check[aria-pressed=true]>span{opacity:1;transform:scale(1)}.print-goal-check-row{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;display:grid}.print-goal-card__checks--selectable li.print-goal-process-section{border-top:1px solid #eef0f4;align-items:center;gap:10px;margin-top:15px;padding:15px 8px 4px 38px;display:flex}.print-goal-card__checks--selectable li.print-goal-process-section:first-child{border-top:0;margin-top:0;padding-top:7px}.print-goal-process-section strong{color:#303640;letter-spacing:-.025em;font-size:15px;font-weight:700;line-height:1.45}.print-goal-process-section span{color:#7d5700;white-space:nowrap;background:#fff0b8;border-radius:999px;align-items:center;min-height:23px;padding:3px 9px;font-size:10px;font-weight:700;line-height:1.3;display:inline-flex}.print-goal-page-quantity{grid-template-columns:34px 48px 34px;align-items:center;gap:4px;display:grid}.print-goal-page-quantity[hidden]{display:none}.print-goal-page-quantity button{color:#4f5865;cursor:pointer;background:#fff;border:1px solid #dce2ea;border-radius:50%;place-items:center;width:34px;height:34px;padding:0;font:650 15px/1 Pretendard,sans-serif;display:grid}.print-goal-page-quantity button:hover:not(:disabled){border-color:var(--blue);color:var(--blue)}.print-goal-page-quantity button:disabled{color:#b0b6bf;cursor:not-allowed;background:#f5f6f8}.print-goal-page-quantity strong{color:#303640;text-align:center;font-size:13px}.print-goal-page-quantity strong b{font:inherit}.print-goal-selection__action{justify-content:flex-start;align-items:center;gap:20px;width:min(100%,980px);padding:2px 0 0;display:flex}.print-goal-selection__action p{color:#777e88;margin:0;font-size:12px;line-height:1.6}.print-goal-selection__action small[data-goal-selection-message]{color:#b26f20;margin-top:4px;font-size:11px;font-weight:650;display:block}.print-goal-selection__action small[data-goal-selection-message][hidden]{display:none}.print-goal-selection__buttons{flex-wrap:wrap;gap:10px;display:flex}.print-flow-action-button--secondary{color:var(--theme-primary-dark);background:#fff;border-color:#cfd6e5}.print-flow-action-button--secondary:hover{border-color:var(--blue);color:var(--blue);background:#f7f9ff}@keyframes goal-selection-shimmer{to{background-position:-230% 0}}@keyframes goal-selection-nudge{0%,to{transform:translate(0)}35%{transform:translate(-5px)}70%{transform:translate(5px)}}.problem-print-preview{grid-template-columns:520px minmax(0,1fr);align-items:start;gap:34px;margin-top:30px;display:grid}.problem-print-preview__sheet{background:#fff;border:1px solid #dfe4eb;flex-direction:column;min-height:310px;padding:25px;display:flex;box-shadow:0 12px 30px #1f293714}.problem-print-preview__sheet>strong{color:var(--text);margin:24px 0 18px;font-size:18px;line-height:1.45}.problem-print-preview__selected{border-top:1px solid #e1e5eb;padding-top:16px}.problem-print-preview__selected small{color:var(--text);font-size:13px;font-weight:650}.problem-print-preview__selected>div{gap:5px;margin-top:10px;display:grid}.problem-print-preview__selected>div>p{color:#7c838e;margin:0;font-size:11px}.problem-print-topic-row{color:#4f5661;min-height:40px;font:500 16px/1.5 var(--font-sans);border-radius:8px;grid-template-columns:22px minmax(0,1fr) 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