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@media(max-width:760px){header{padding:18px 22px;display:block}nav{margin-top:15px;gap:15px}.status-band{margin:14px 20px 0;display:block;font-size:11px}.status-band span{display:block;margin-top:4px}main{padding:0 22px;margin:34px auto 50px}h2{font-size:24px}footer{margin:0 22px;gap:10px;padding-bottom:24px}body{font-size:16px}td,th{padding:9px 11px}}


/* Paired editorial navigation; original evidence is not translated. */
header{display:block;max-width:1144px;padding:22px 0 18px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-size:22px;letter-spacing:-.02em}.language-switch{flex:none;gap:8px;white-space:nowrap;margin:0;font-size:14px}.language-switch a{padding:4px 3px}.language-switch [aria-current=page]{font-weight:800;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px}.main-nav{margin-top:19px;gap:24px}.main-nav [aria-current=page]{text-decoration:underline;text-underline-offset:6px}html[lang=ja] h1{text-wrap:balance;font-size:clamp(27px,3.4vw,38px);line-height:1.5;letter-spacing:0;overflow-wrap:anywhere}html[lang=ja] h2{line-height:1.5;letter-spacing:0}.evidence-note{font-size:13px;padding:12px 16px;border:1px solid var(--line);background:var(--soft);margin-bottom:30px}.legacy-anchor{display:block;height:0}.math-display{overscroll-behavior-x:contain}.math-display mjx-container{min-width:0}.math-inline mjx-container{overflow-wrap:normal}main{min-width:0}li,td,th{overflow-wrap:anywhere}
@media(max-width:1220px){header{margin:0 30px}.status-band{margin-left:30px;margin-right:30px}footer{margin-left:30px;margin-right:30px}}
@media(max-width:760px){header{margin:0;padding:16px 20px}.masthead{flex-wrap:wrap;gap:10px}.brand{font-size:19px}.language-switch{margin-left:auto;font-size:14px}.main-nav{font-size:13px;gap:10px 17px;margin-top:15px}.status-band{margin:14px 20px 0;padding:11px 12px;letter-spacing:0;overflow-wrap:anywhere}main{padding:0 20px;margin-top:30px}html[lang=ja] h1{font-size:27px;line-height:1.5}h1{font-size:29px;overflow-wrap:anywhere}h2,html[lang=ja] h2{font-size:22px}footer{margin:0 20px}.math-display{font-size:.92em}table{font-size:13px}td,th{min-width:100px}.status-band strong{font-size:10.5px}}
@media(max-width:360px){.brand{font-size:17px}.language-switch{font-size:13px}html[lang=ja] h1{font-size:25px}.main-nav{gap:8px 13px}}