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auto}.printChoiceCard.mode-number:before{background:var(--gold)}.printChoiceCard.mode-word-en:before{background:var(--coral)}.printCardTop{justify-content:space-between;align-items:center;margin-bottom:26px;display:flex}.printChoiceIcon{background:#eef5f1;border-radius:18px;place-items:center;width:58px;height:58px;font-size:27px;display:grid}.mode-number .printChoiceIcon{background:#fff4da}.mode-word-en .printChoiceIcon{background:#fff0e9}.printChoiceNo{font-family:var(--serif);color:#cad2cd;font-size:32px}.printChoiceCard h2{font-family:var(--serif);letter-spacing:-1px;margin:10px 0 12px;font-size:32px;font-weight:500}.printChoiceCard>p{color:#657169;min-height:76px;margin:0;line-height:1.65}.printMiniPreview{flex-wrap:wrap;gap:8px;margin:24px 0;display:flex}.printMiniPreview span{background:#f2f4f1;border:1px solid #e1e5e2;border-radius:999px;padding:8px 11px;font-size:11px;font-weight:800}.printChoiceAction{color:#174c3c;border-top:1px solid #e4e7e4;justify-content:space-between;align-items:center;margin-top:auto;padding-top:20px;display:flex}.printControls{justify-content:space-between;align-items:end;gap:32px;padding:70px 0 28px;display:flex}.printControls h1{font-family:var(--serif);letter-spacing:-2.6px;margin:8px 0 12px;font-size:clamp(44px,5vw,66px);font-weight:500}.printControls p{max-width:660px;color:var(--muted);line-height:1.65}.worksheet{background:#fff;border:1px solid #dfe3df;width:min(794px,100% - 40px);min-height:1123px;margin:0 auto 80px;padding:56px;box-shadow:0 20px 55px #173e3214}@media (max-width:920px){.lessonHeader{grid-template-columns:1fr;gap:22px}.lessonFacts{justify-self:start}.stepViewer,.coloringWorkspace{grid-template-columns:1fr}.stepPanel,.colorTools{border-top:1px solid #edf0ed;border-left:0}.coloringCanvas{min-height:0}.printChoiceGrid{grid-template-columns:1fr}.printControls{flex-direction:column;align-items:flex-start}}@media (max-width:620px){.catalogHero{padding:62px 0 30px}.lessonHeader{padding:64px 0 28px}.lessonHeader h1,.catalogHero h1{letter-spacing:-2.5px;font-size:clamp(44px,13vw,58px)}.lessonFacts{border-radius:18px}.stepViewer,.coloringWorkspace{border-radius:22px}.stepVisual{min-height:0;padding:18px}.stepPanel{padding:28px 22px}.stepPanel h2{font-size:28px}.stepActions{grid-template-columns:1fr}.colorModeTabs{border-radius:18px;width:100%}.colorModeTabs button{flex:auto}.colorTools{padding:26px 20px}.palette{grid-template-columns:repeat(5,40px)}.palette button{width:40px;height:40px}.printChoiceCard{min-height:360px}.worksheet{min-height:0;box-shadow:none;padding:26px}}@media print{.worksheet{box-shadow:none}}.backButton{appearance:none;color:var(--green);cursor:pointer;background:#ffffffc7;border:1px solid #d5ddd7;border-radius:999px;margin-bottom:20px;padding:10px 15px;font-weight:850;box-shadow:0 6px 18px #173e320a}.backButton:hover{background:#fff;border-color:#9fb0a6;transform:translateY(-1px)}.heroMetaRow{flex-wrap:wrap;gap:8px;margin-top:22px;display:flex}.heroMetaRow span{color:#647169;letter-spacing:.2px;background:#ffffffb8;border:1px solid #dde4df;border-radius:999px;padding:8px 11px;font-size:10px;font-weight:850;display:inline-flex}