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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
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.k-admin{padding:14px 4vw;background:#fff8da;font-size:12px}.k-admin a{text-decoration:underline}

/* Responsive reading rhythm across the seven youth-edition languages. */
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.k-intro,.k-deck,.k-card-copy>p,.k-prose p,.k-about>p,.k-plan p{text-wrap:pretty}
.k-contents a{display:block;position:relative;white-space:normal;min-width:0;overflow-wrap:break-word;padding-inline:32px 20px;line-height:2}
.k-contents a b{position:absolute;inset-inline-start:0;top:10px}
.k-contents a span{position:absolute;inset-inline-end:0;top:10px}
.k-hero-copy,.k-parent>*,.k-steps article,.k-card-copy{min-width:0}
.k-card h3{line-height:1.65;text-wrap:pretty;overflow-wrap:break-word}
.k-card h3 rt{line-height:1.2}
.k-button,.k-text-link{min-height:44px;white-space:normal}
@media(min-width:681px) and (max-width:900px){.k-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.k-card h3{font-size:21px}}
@media(max-width:680px){
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 .k-reading-head .k-deck{font-size:15px;line-height:2.15}
 .k-reading-tools{flex-wrap:wrap;row-gap:8px}
 .k-faq summary{min-height:44px;line-height:1.9}
 .k-contents a{font-size:14px;line-height:1.9}
 .k-card h3{font-size:23px;line-height:1.75}
}

/* The end of one article is the beginning of another. */
.yd-next-section{padding-block:58px 72px;border-top:1px solid #cfc6b1;margin-top:58px;color:var(--ink,#242822)}
.yd-next-header{max-width:820px;margin-bottom:30px}
.yd-next-header .kicker{font-size:10px;letter-spacing:.18em;color:#8a6b36}
.yd-next-header h2{font:500 clamp(25px,2.6vw,36px)/1.7 var(--renewal-serif,serif);letter-spacing:.025em;margin:12px 0;text-wrap:balance;overflow-wrap:break-word}
.yd-next-header>p{font:14px/1.9 var(--renewal-sans,sans-serif);color:#687063;margin:0;text-wrap:pretty}
.yd-next-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.yd-next-card{min-width:0;border:1px solid #d6cebb;border-radius:26px 7px 26px 7px;background:linear-gradient(135deg,#fffdf7,#f2efe5);box-shadow:0 5px 18px #48361c08;overflow:hidden}
.yd-next-card[hidden],.yd-next-refresh[hidden]{display:none!important}
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.yd-next-photo{align-self:start;aspect-ratio:4/5;overflow:hidden;border-radius:16px 4px 16px 4px;background:#e7e3d6;display:grid;place-items:center}
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.yd-next-photo>span{font:23px/1.8 var(--renewal-serif,serif);color:#8c744c;writing-mode:vertical-rl;letter-spacing:.18em}
.yd-next-copy{position:relative;min-width:0;padding-bottom:32px}
.yd-next-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;margin:0 0 10px;font:9px/1.7 var(--renewal-sans,sans-serif);letter-spacing:.09em;color:#85704a}
.yd-next-copy h3{font:500 21px/1.8 var(--renewal-serif,serif);letter-spacing:.01em;margin:0 0 15px;text-wrap:pretty;overflow-wrap:break-word;word-break:normal}
.yd-next-readtime{font:12px/1.8 var(--renewal-sans,sans-serif);color:#707467;display:block}
.yd-next-arrow{position:absolute;inset-inline-end:0;bottom:0;font-size:22px;color:#7b6b46}
.yd-next-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-top:28px}
.yd-next-refresh{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;min-height:48px;padding:12px 22px;border:1px solid #b8b5a4;border-radius:8px 20px 8px 20px;background:#f7f5ed;color:#384634;font:500 13px/1.7 var(--renewal-sans,sans-serif);cursor:pointer}
.yd-next-refresh span{font-size:21px}
.yd-next-card>a:focus-visible,.yd-next-refresh:focus-visible{outline:3px solid #927244;outline-offset:-4px}
.yd-next-actions .renewal-text-link{min-height:48px}
.kids-edition .yd-next-copy h3,.kids-edition .yd-next-header h2{font-family:inherit;font-weight:700}
.kids-edition .yd-next-status{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(hover:hover){.yd-next-card:hover{border-color:#a48b5d;box-shadow:0 8px 22px #48361c15}.yd-next-card:hover h3{color:#7c5c2e}.yd-next-refresh:hover{background:#ebe8db}}
@media(max-width:1000px){.yd-next-card>a{grid-template-columns:90px minmax(0,1fr);gap:18px;padding:20px}.yd-next-copy h3{font-size:19px}}
@media(max-width:760px){.yd-next-grid{grid-template-columns:minmax(0,1fr);gap:16px}.yd-next-section{margin-top:40px;padding-block:36px 46px}.yd-next-header{margin-bottom:24px}.yd-next-header h2{font-size:26px;line-height:1.7;letter-spacing:.015em}.yd-next-header>p{font-size:13px}.yd-next-card>a{grid-template-columns:82px minmax(0,1fr);gap:18px;padding:20px}.yd-next-copy h3{font-size:19px;line-height:1.85}.yd-next-meta{font-size:9px}.yd-next-actions{gap:14px}.yd-next-refresh{font-size:13px}.yd-next-section .renewal-text-link{font-size:13px}}
@media(max-width:360px){.yd-next-card>a{grid-template-columns:60px minmax(0,1fr);gap:14px;padding:16px}.yd-next-copy h3{font-size:18px}.yd-next-header h2{font-size:24px}.yd-next-refresh{width:100%}}

/* BEGIN YAMATO READING RHYTHM 20261011 */
/* Keep Japanese punctuation on its line and balance short article headings. */
html:lang(ja) .article-top h1,
html:lang(ja) #article-body :is(h2,h3),
html:lang(ja) .succession-hero h1,
html:lang(ja) .k-reading-head h1,
html:lang(ja) .k-prose :is(h2,h3){
  line-break:strict;word-break:normal;overflow-wrap:break-word;text-wrap:balance;
}
html:lang(ja) .article-top :is(.yf-title-main,.yf-title-sub){text-wrap:balance;line-break:strict;}
html:lang(ja) #article-body p,
html:lang(ja) .k-prose p{line-break:strict;word-break:normal;overflow-wrap:break-word;text-wrap:pretty;}
#article-body .yd-text-chunk,.k-prose .yd-text-chunk{display:block;}
#article-body .yd-text-chunk+.yd-text-chunk,.k-prose .yd-text-chunk+.yd-text-chunk{margin-block-start:.7em;}
.yamato-feature-article .prose .ymf-commentary h3,
.yamato-feature-article .prose .ymf-practice h3,
.yamato-feature-article .prose .ymf-summary-title{text-wrap:balance;line-break:strict;}
.yamato-feature-article .prose .ymf-commentary .yd-text-chunk+.yd-text-chunk{margin-block-start:.65em;}
@media(max-width:680px){
  html:lang(ja) #article-body .ymf-summary-title br{display:none;}
  html:lang(ja) .k-reading-head h1{font-size:clamp(26px,7.5vw,34px);line-height:1.9;}
  html:lang(ja) .k-prose h2{line-height:1.9;}
}
/* END YAMATO READING RHYTHM 20261011 */

/* Balance ruby-bearing chapter labels in the kids table of contents. */
html:lang(ja) .k-contents a{line-break:strict;word-break:normal;text-wrap:balance;}