/* One definition per selector and media context. */
:root{color-scheme:light;--paper:#F2F2F0;--ink:#111111;--slate:#41474A;--mute:#555B5E;--rule:#A9ACAD;--edge:#6E7478;--link:#1F4B7A;--link-hover:#0E2D4D;--wash:#E6E6E3;--serif:"Source Serif 4","Hiragino Mincho ProN","Yu Mincho",YuMincho,"Noto Serif JP",Georgia,"Times New Roman",serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",sans-serif;--admin:var(--sans);--hanko:#303C43;--filed:var(--paper)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{overflow-wrap:anywhere;margin:0;background:var(--paper);color:var(--ink);font:400 18px/1.6 var(--serif);-webkit-font-smoothing:antialiased}
a{color:var(--link);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.18em}
a:visited{color:var(--link)}
a:hover{color:var(--link-hover);text-decoration-thickness:2px}
a:active{color:var(--link-hover);text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--link);outline-offset:2px}
button{font:400 16px/1.4 var(--sans);border:1px solid var(--edge);border-radius:0;min-height:36px;padding:8px 12px;color:var(--ink);background:var(--paper);cursor:pointer}
input{font:400 16px/1.4 var(--sans);border:1px solid var(--edge);border-radius:0;min-height:36px;padding:8px 12px;color:var(--ink);background:var(--paper)}
select{font:400 16px/1.4 var(--sans);border:1px solid var(--edge);border-radius:0;min-height:36px;padding:8px 12px;color:var(--ink);background:var(--paper);cursor:pointer}
summary{cursor:pointer}
button:hover{background:var(--wash);border-color:var(--ink);color:var(--ink)}
select:hover{background:var(--wash);border-color:var(--ink);color:var(--ink)}
button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
[hidden]{display:none!important}
h1{font-family:var(--serif);font-weight:600;line-height:1.16;color:var(--ink);font-size:40px;margin:0}
h2{font-family:var(--serif);font-weight:600;line-height:1.16;color:var(--ink);font-size:28px}
h3{font-family:var(--serif);font-weight:600;line-height:1.16;color:var(--ink);font-size:22px}
p{margin:0 0 .9em}
.sheet{max-width:660px;padding:32px 24px 0;margin:0 auto}
.admin{font:400 14px/1.5 var(--sans);color:var(--slate)}
.cta{font:600 16px/1.5 var(--sans)}
.arch-link{font:600 16px/1.5 var(--sans)}
.go{font:600 16px/1.5 var(--sans);text-decoration-thickness:1px}
.site-head{max-width:1180px;margin:0 auto;padding:16px 0;color:var(--slate);font:400 16px/1.5 var(--sans);border-bottom:1px solid var(--rule)}
.site-foot{max-width:1180px;margin:0 auto;padding:16px 0;color:var(--slate);font:400 16px/1.5 var(--sans);border-top:1px solid var(--rule);margin-top:48px;padding-bottom:32px;font-size:15px}
.site-mark{color:var(--ink);text-decoration:none;display:inline-block;font:600 22px/1.4 var(--serif);padding:4px 0}
.site-mark:visited{color:var(--ink);text-decoration:none}
.brand h1 a{color:var(--ink);text-decoration:none}
.brand h1 a:visited{color:var(--ink);text-decoration:none}
.site-mark:hover{text-decoration:underline;color:var(--ink)}
.site-mark:focus-visible{text-decoration:underline;color:var(--ink)}
.brand h1 a:hover{text-decoration:underline;color:var(--ink)}
.brand h1 a:focus-visible{text-decoration:underline;color:var(--ink)}
.site-tools{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:8px}
.site-nav{display:flex;flex-wrap:wrap;gap:0 24px}
.site-nav a{white-space:nowrap;display:flex;align-items:center;min-height:36px;color:var(--ink);text-decoration:none}
.site-nav a:hover{text-decoration:underline}
.site-nav a:focus-visible{text-decoration:underline}
.site-nav a[aria-current=true]{color:var(--slate);text-decoration:underline;text-decoration-color:#9DB0C6;text-decoration-thickness:1px}
.site-nav a[aria-current=page]{text-decoration:underline;text-decoration-thickness:2px}
.site-search{display:flex;gap:8px;margin:0;min-width:0}
.site-search input{width:200px;min-width:180px}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 24px}
.foot-links a{display:inline-flex;align-items:center;min-height:24px}
.site-foot p{margin:16px 0 0}
input::placeholder{color:var(--mute);opacity:1}
.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip-path:inset(50%);white-space:nowrap;border:0!important}
.skip-link{position:absolute;top:8px;left:8px;transform:translateY(-200%);z-index:10;background:var(--paper);padding:8px 12px}
.skip-link:focus{transform:none}
.meta-item{display:inline-block}
.go:hover{text-decoration-thickness:2px}
.go:focus-visible{text-decoration-thickness:2px}
.site-nav a[aria-current=true]:hover{text-decoration-color:var(--ink)}
.site-nav a[aria-current=true]:focus-visible{text-decoration-color:var(--ink)}
.identity a{display:inline-block;min-height:24px;line-height:24px}
summary:hover{color:var(--link-hover);text-decoration-thickness:2px}
summary:focus-visible{color:var(--link-hover);text-decoration-thickness:2px}
@media(max-width:1228px){
 .site-head{margin-inline:24px}
 .site-foot{margin-inline:24px}
}
@media(max-width:899px){
 .site-tools{flex-wrap:wrap}
 .site-nav a{min-height:44px}
 summary{min-height:44px}
 .site-search{flex:1 1 100%}
 .site-search input{flex:1}
 button{min-height:44px}
 input{min-height:44px}
 select{min-height:44px}
 .cta>a{display:inline-flex;align-items:center;min-height:44px}
 .arch-link>a{display:inline-flex;align-items:center;min-height:44px}
 a.go{display:inline-flex;align-items:center;min-height:44px}
}
@media(max-width:559px){
 .sheet{padding:24px 16px 0}
 .site-head{margin-inline:16px;padding:8px 0 8px}
 .site-foot{margin-inline:16px}
 .site-mark{min-height:44px;display:flex;align-items:center}
 .site-tools{gap:4px;margin-top:0}
 .site-nav{gap:0 12px;justify-content:space-between;flex-wrap:nowrap;width:100%;font-size:15px}
 .site-nav a{min-height:44px}
 .site-search{width:100%;flex:auto}
 button{min-height:44px}
 input{min-height:44px}
 select{min-height:44px}
 .foot-links{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
 .foot-links a{min-height:44px}
}
@media(max-width:359px){
 .site-nav{display:grid;grid-template-columns:repeat(6,1fr);gap:0 12px}
 .site-nav a{grid-column:span 2;justify-content:center}
 .site-nav a:nth-child(n+4){grid-column:span 3}
}
@media(min-width:360px) and (max-width:374px){
 .site-nav{font-size:14px}
}
@media(min-width:900px){
 .site-tools{min-height:40.4px}
}