._page_12km4_1{color:#2e3331;background:radial-gradient(circle at 88% 2%,#e6f1eb 0,#0000 27%),linear-gradient(#fbf7ee,#eef4f0);min-height:100vh;padding-bottom:42px;font-family:system-ui,-apple-system,Segoe UI,sans-serif}._topbar_12km4_1{justify-content:space-between;align-items:center;gap:18px;width:min(1160px,100% - 32px);min-height:82px;margin:auto;display:flex}._brand_12km4_1{align-items:center;gap:12px;display:flex}._brand_12km4_1>span{color:#fff;background:#416e61;border-radius:15px;place-items:center;width:48px;height:48px;font:31px Microsoft Himalaya,Noto Serif Tibetan,serif;display:grid}._brand_12km4_1 div{flex-direction:column;display:flex}._brand_12km4_1 strong{font-size:20px}._brand_12km4_1 small{color:#687771;font-size:12px}._topbar_12km4_1 nav{gap:8px;display:flex}._topbar_12km4_1 nav a{background:#ffffffc9;border:1px solid #d4dfd8;border-radius:12px;padding:9px 13px;font:16px Microsoft Himalaya,Noto Serif Tibetan,serif}._hero_12km4_1,._notice_12km4_1,._activities_12km4_1,._rhythm_12km4_1,._plans_12km4_1,._review_12km4_1,._footer_12km4_1{width:min(1160px,100% - 32px);margin:0 auto 20px}._hero_12km4_1{color:#fff;background:linear-gradient(135deg,#315f55,#537e6e 55%,#9b8060);border-radius:32px;grid-template-columns:1fr 260px;align-items:center;gap:35px;padding:43px 48px;display:grid;box-shadow:0 24px 55px #315f5526}._hero_12km4_1 p,._activities_12km4_1 header p,._plans_12km4_1 header p,._review_12km4_1>div p{color:#f0d58e;letter-spacing:.08em;margin:0;font-size:12px;font-weight:800}._hero_12km4_1 h1{max-width:770px;margin:8px 0 0;font:500 clamp(35px,5vw,59px)/1.34 Microsoft Himalaya,Noto Serif Tibetan,serif}._hero_12km4_1 h1 em{color:#f6d785;font-style:normal}._hero_12km4_1>div>span{color:#deebe6;max-width:680px;margin-top:12px;line-height:1.55;display:block}._hero_12km4_1>div>div{flex-wrap:wrap;gap:9px;margin-top:24px;display:flex}._hero_12km4_1 a{color:#31463f;background:#f3d078;border-radius:14px;align-items:center;min-height:48px;padding:12px 17px;font:17px Microsoft Himalaya,Noto Serif Tibetan,serif;display:flex}._hero_12km4_1 a+a{color:#fff;background:#ffffff14;border:1px solid #ffffff4d}._hero_12km4_1 aside{text-align:center;background:#ffffff12;border:1px solid #ffffff31;border-radius:26px;flex-direction:column;justify-content:center;align-items:center;min-height:230px;padding:20px;display:flex}._hero_12km4_1 aside>span{font-size:42px}._hero_12km4_1 aside strong{font:500 58px Microsoft Himalaya,Noto Serif Tibetan,serif}._hero_12km4_1 aside b{font:500 21px Microsoft Himalaya,Noto Serif Tibetan,serif}._hero_12km4_1 aside small{color:#e3eee9;margin-top:5px}._notice_12km4_1{background:#fff8e7;border:1px solid #e0d6bd;border-radius:22px;grid-template-columns:48px 1fr;gap:15px;padding:20px 24px;display:grid}._notice_12km4_1>span{font-size:37px}._notice_12km4_1 strong{font:500 21px Microsoft Himalaya,Noto Serif 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1fr;gap:15px;min-height:310px;padding:20px;display:grid}._activityIcon_12km4_1{color:#3d6257;background:#edf3ec;border-radius:17px;place-items:center;width:58px;height:58px;font:29px Microsoft Himalaya,Noto Serif Tibetan,serif;display:grid}._activityCopy_12km4_1 small{color:#74817b;text-transform:uppercase;letter-spacing:.06em;font-size:11px;font-weight:750}._activityCopy_12km4_1 h3{margin:4px 0 1px;font:500 25px/1.35 Microsoft Himalaya,Noto Serif Tibetan,serif}._activityCopy_12km4_1 p{color:#626f69;min-height:47px;margin:4px 0;font:16px/1.5 Microsoft Himalaya,Noto Serif Tibetan,serif}._activityCopy_12km4_1 code{color:#537067;background:#f1f4f1;border-radius:7px;padding:5px 8px;font-size:11px}._shareActions_12km4_1{grid-column:1/-1;grid-template-columns:1fr auto auto;align-self:end;gap:7px;display:grid}._shareActions_12km4_1>a,._shareActions_12km4_1 button{color:#45665b;cursor:pointer;background:#fff;border:1px solid #d4dfd8;border-radius:12px;justify-content:center;align-items:center;gap:6px;min-height:43px;padding:9px 12px;font:15px Microsoft Himalaya,Noto Serif Tibetan,serif;display:flex}._shareActions_12km4_1>a{color:#fff;background:#416e61;border-color:#416e61}._shareActions_12km4_1 span{font:10px system-ui}._shareActions_12km4_1 small{color:#547468;grid-column:1/-1;min-height:18px;font-size:11px}._rhythm_12km4_1{background:#e8f1eb;border:1px solid #d8e2dc;border-radius:22px;justify-content:center;align-items:center;gap:20px;padding:17px 24px;display:flex}._rhythm_12km4_1 article{align-items:center;gap:10px;display:flex}._rhythm_12km4_1 article>b{color:#fff;background:#527b6d;border-radius:50%;place-items:center;width:38px;height:38px;font:21px Microsoft Himalaya,Noto Serif Tibetan,serif;display:grid}._rhythm_12km4_1 article div{flex-direction:column;display:flex}._rhythm_12km4_1 strong{font:17px Microsoft Himalaya,Noto Serif Tibetan,serif}._rhythm_12km4_1 span{color:#697871;font-size:11px}._rhythm_12km4_1 i{color:#8d9e97;font-style:normal}._plans_12km4_1>header{margin-bottom:18px}._plans_12km4_1 header>span{color:#66736d;margin-top:5px;font-size:13px;display:block}._planGrid_12km4_1{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}._planGrid_12km4_1 article{background:#fdfcf8;border:1px solid #e0e3df;border-radius:21px;padding:21px}._planGrid_12km4_1 article>span{color:#fff;background:#8b6a78;border-radius:13px;place-items:center;width:40px;height:40px;font:23px Microsoft Himalaya,Noto Serif Tibetan,serif;display:grid}._planGrid_12km4_1 small{color:#847681;text-transform:uppercase;letter-spacing:.05em;margin-top:12px;font-size:11px;font-weight:750;display:block}._planGrid_12km4_1 h3{margin:3px 0 10px;font:500 24px Microsoft Himalaya,Noto Serif Tibetan,serif}._planGrid_12km4_1 ol{color:#56625e;margin:0;padding-left:23px}._planGrid_12km4_1 li{padding:6px 0 6px 5px;font:16px/1.5 Microsoft Himalaya,Noto Serif 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(max-width:780px){._topbar_12km4_1{flex-direction:column;align-items:flex-start;padding:13px 0}._topbar_12km4_1 nav{grid-template-columns:repeat(3,1fr);width:100%;display:grid}._topbar_12km4_1 nav a{text-align:center}._hero_12km4_1{grid-template-columns:1fr;padding:31px 25px}._hero_12km4_1 aside{min-height:170px}._activityGrid_12km4_1,._planGrid_12km4_1{grid-template-columns:1fr}._rhythm_12km4_1{justify-content:flex-start;overflow-x:auto}._rhythm_12km4_1 article{flex:none}._review_12km4_1{grid-template-columns:1fr}._footer_12km4_1{flex-direction:column;align-items:flex-start;gap:10px}}@media (max-width:500px){._hero_12km4_1,._notice_12km4_1,._activities_12km4_1,._rhythm_12km4_1,._plans_12km4_1,._review_12km4_1,._footer_12km4_1{width:calc(100% - 20px)}._hero_12km4_1{border-radius:24px}._activities_12km4_1,._plans_12km4_1,._review_12km4_1{padding:22px 14px}._activities_12km4_1>header{flex-direction:column;align-items:flex-start}._activityCard_12km4_1{grid-template-columns:48px 1fr;padding:16px}._activityIcon_12km4_1{width:48px;height:48px}._shareActions_12km4_1{grid-template-columns:1fr 1fr}._shareActions_12km4_1>a{grid-column:1/-1}._notice_12km4_1{grid-template-columns:1fr}._rhythm_12km4_1{gap:12px}._footer_12km4_1{padding-bottom:75px}}@media print{._topbar_12km4_1 nav,._hero_12km4_1>div>div,._notice_12km4_1,._activities_12km4_1,._rhythm_12km4_1,._review_12km4_1,._footer_12km4_1{display:none}._page_12km4_1{background:#fff}._hero_12km4_1{color:#111;box-shadow:none;background:#fff;padding:20px;display:block}._hero_12km4_1 p,._hero_12km4_1 h1 em{color:#111}._hero_12km4_1>div>span{color:#333}._hero_12km4_1 aside{display:none}._plans_12km4_1{border:0;width:100%}._planGrid_12km4_1 article{break-inside:avoid}}._numberPracticeNote_12km4_5{color:#3e594e;background:#eff6f0;border:1px solid #d4e2d7;border-radius:18px;margin-top:16px;padding:19px;font-size:1rem;line-height:1.6}._numberPracticeNote_12km4_5 strong{font-size:1.125rem}._numberPracticeNote_12km4_5 p{margin:8px 0 0}._lessonLinkBuilder_12km4_6{background:#fff;border:1px solid #d4dfd7;border-radius:26px;width:min(1160px,100% - 32px);margin:0 auto 20px;padding:28px;font-size:1rem;line-height:1.6}._lessonLinkBuilder_12km4_6 h2{color:#345e50;margin:0;font:500 1.85rem/1.8 Microsoft Himalaya,Noto Serif Tibetan,serif}._lessonLinkBuilder_12km4_6 header p{color:#56675f;margin:5px 0}._linkSelectors_12km4_6{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:22px 0 14px;display:grid}._linkSelectors_12km4_6 label{gap:7px;min-width:0;display:grid}._linkSelectors_12km4_6 select{color:#304e40;background:#f6faf5;border:1px solid #bccfc1;border-radius:12px;width:100%;min-width:0;min-height:52px;padding:10px;font:1.125rem/1.7 Microsoft Himalaya,Noto Serif Tibetan,serif}._linkEnglish_12km4_6{align-items:center;gap:9px;min-height:46px;display:flex}._linkEnglish_12km4_6 input{accent-color:#416e61;width:22px;height:22px}._linkPreview_12km4_6{background:#f8f1dc;border-radius:17px;margin:17px 0;padding:17px}._linkPreview_12km4_6 strong{font:500 1.5rem/1.8 Microsoft Himalaya,Noto Serif Tibetan,serif}._linkPreview_12km4_6>div{flex-wrap:wrap;gap:10px;margin-top:10px;display:flex}._linkPreview_12km4_6>div>span{background:#fff;border:1px solid #e5dcc8;border-radius:12px;padding:7px 12px;font-size:1.125rem}._linkResults_12km4_6{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}._linkResults_12km4_6 article{border:1px solid #dae3dc;border-radius:19px;min-width:0;padding:18px}._linkResults_12km4_6 h3{margin:0 0 9px;font-size:1.125rem;font-weight:650}._linkResults_12km4_6 code{overflow-wrap:anywhere;color:#446153;background:#f2f6f2;border-radius:9px;margin-bottom:17px;padding:10px;font-size:.875rem;display:block}._lessonLinkBuilder_12km4_6 aside{color:#58645e;margin-top:18px}._lessonLinkBuilder_12km4_6 aside p{margin:6px 0}._shareActions_12km4_1>a,._shareActions_12km4_1 button{min-height:48px;font-size:1rem}._shareActions_12km4_1 span,._shareActions_12km4_1 small{font-size:.875rem}._shareActions_12km4_1 small{line-height:1.6}._shareActions_12km4_1 button:disabled{opacity:.65;cursor:wait}._localLinkNote_12km4_6,._manualLink_12km4_6{color:#65512d;background:#fff4d9;border-radius:10px;grid-column:1/-1;margin:0;padding:10px;font-size:.875rem;line-height:1.6}._manualLink_12km4_6{color:#3b5547;background:#eff5ef;gap:7px;display:grid}._manualLink_12km4_6 input{color:#2e4939;background:#fff;border:1px solid #b4c8b8;border-radius:8px;width:100%;min-width:0;min-height:46px;padding:8px;font:1rem/1.5 system-ui}:is(._lessonLinkBuilder_12km4_6 :is(button,a,input,select):focus-visible,._shareActions_12km4_1 :is(button,a,input):focus-visible){outline-offset:3px;outline:3px solid #9a6b1f}@media (max-width:700px){._lessonLinkBuilder_12km4_6{width:calc(100% - 20px);padding:20px 15px}._linkSelectors_12km4_6,._linkResults_12km4_6{grid-template-columns:minmax(0,1fr)}}@media print{._lessonLinkBuilder_12km4_6{display:none}}