:root{--ink:#332328;--wine:#7d3347;--wine-dark:#5c2536;--gold:#a9843f;--gold-soft:#d9c49a;--blush:#f4e3de;--cream:#fbf5ef;--white:#fff;--line:#e6d8c9;--muted:#8a7570;--sans:"Hiragino Kaku Gothic ProN","Yu Gothic Medium","Yu Gothic","Noto Sans JP",sans-serif;--serif:"Yu Mincho","Hiragino Mincho ProN","Noto Serif JP",serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:9.5rem}
body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.95;letter-spacing:.02em;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:var(--wine);text-underline-offset:.2em}
.skip-link{position:fixed;left:1rem;top:-5rem;background:#fff;padding:.5rem 1rem;z-index:999}
.skip-link:focus{top:1rem}
.site-header{position:sticky;top:0;z-index:100;background:rgba(251,245,239,.97);border-bottom:1px solid var(--line)}
.brand-row{max-width:1180px;min-height:76px;margin:auto;padding:14px 28px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--wine-dark);line-height:1.25}
.brand-mark{display:grid;place-items:center;width:38px;height:38px;border:1px solid var(--gold);border-radius:50%;font-size:1.3rem;color:var(--gold);background:var(--white)}
.brand strong{font-family:var(--serif);font-size:1.12rem;letter-spacing:.1em}
.brand small{display:block;color:var(--muted);font-size:.56rem;letter-spacing:.16em;margin-top:5px}
.global-nav{border-top:1px solid var(--line)}
.global-nav ul{max-width:1180px;margin:auto;padding:0 20px;display:flex;justify-content:center;list-style:none;flex-wrap:wrap}
.global-nav a{display:block;padding:11px 12px;color:var(--ink);font-size:.75rem;text-decoration:none;border-bottom:3px solid transparent;white-space:nowrap}
.global-nav a:hover,.global-nav a[aria-current=page]{border-color:var(--gold);color:var(--wine)}
.menu-toggle{display:none;width:44px;height:40px;padding:8px;border:1px solid var(--line);background:#fff;border-radius:2px}
.menu-toggle span{display:block;height:1px;background:var(--wine-dark);margin:5px;transition:transform .2s,opacity .2s}
.menu-toggle.is-active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle.is-active span:nth-child(2){opacity:0}
.menu-toggle.is-active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.hero-block{position:relative;max-width:1440px;margin:auto;background:var(--wine-dark);min-height:480px;display:grid;place-items:center;overflow:hidden;text-align:center}
.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62}
.hero-block:after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(60,20,32,.32) 0%,rgba(45,15,25,.72) 100%)}
.hero-copy{position:relative;z-index:1;color:#fff;width:min(880px,calc(100% - 48px));margin:0 auto;padding:82px 0 64px}
.eyebrow{margin:0 0 16px;color:var(--gold-soft);font-size:.72rem;font-weight:700;letter-spacing:.3em}
.eyebrow:before,.eyebrow:after{content:"◆";color:var(--gold-soft);font-size:.5rem;margin:0 .8em;vertical-align:middle}
.hero-copy h1{font-family:var(--serif);font-size:clamp(2rem,4.3vw,3.6rem);line-height:1.55;letter-spacing:.08em;margin:0 0 20px;text-shadow:0 3px 18px rgba(0,0,0,.55),0 1px 3px rgba(0,0,0,.6)}
.hero-copy>p:last-child{max-width:640px;margin:0 auto;font-size:1.02rem;text-shadow:0 2px 10px rgba(0,0,0,.5)}
.container{width:min(1120px,calc(100% - 48px));margin:auto}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:64px;align-items:start;padding-top:74px;padding-bottom:92px}
.article{min-width:0}
.article>section{margin:0 0 68px}
.article h2{font-family:var(--serif);font-size:clamp(1.45rem,2.4vw,1.95rem);line-height:1.6;letter-spacing:.05em;margin:0 0 10px;text-align:center}
.article h2:after{content:"";display:block;width:64px;height:2px;background:var(--gold);margin:16px auto 0}
.article h3{font-family:var(--serif);line-height:1.6;color:var(--wine-dark)}
.article p{margin:0 0 1.35em}
.sidebar{position:sticky;top:148px;display:grid;gap:22px}
.sidebar nav,.ad-slot{background:#fff;border:1px solid var(--line);border-radius:4px;padding:24px}
.sidebar nav{border-top:3px solid var(--wine)}
.sidebar h2{font-family:var(--serif);font-size:1rem;margin:0 0 12px}
.sidebar ol{margin:0;padding-left:1.25rem}
.sidebar li+li{margin-top:9px}
.sidebar a{font-size:.84rem;text-decoration:none}
.sidebar a:hover{text-decoration:underline}
.ad-slot{border-top:3px solid var(--gold)}
.ad-slot span{display:block;color:var(--muted);font-size:.58rem;letter-spacing:.16em;border-bottom:1px solid var(--line);margin-bottom:14px}
.ad-slot strong{display:block;font-family:var(--serif);line-height:1.6}
.ad-slot p{font-size:.78rem;line-height:1.7}
.ad-slot>a{display:inline-block;background:var(--wine);color:#fff;padding:9px 16px;text-decoration:none;border-radius:2px;font-size:.8rem}
.sidebar .related-links{margin:0;padding:0;list-style:none}
.sidebar .related-links li+li{margin-top:9px}
.related{border-top:1px solid var(--line);padding-top:54px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.related-grid article{background:#fff;border:1px solid var(--line);border-radius:4px;padding:22px}
.related-grid h3{font-size:1rem;margin:0 0 10px;font-family:var(--serif)}
.related-grid p{font-size:.8rem;line-height:1.7;margin:0}
.related-sites{background:var(--blush);padding:30px;margin-top:50px;border-radius:4px}
.related-sites ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.related-sites a{display:flex;align-items:baseline;gap:16px;text-decoration:none}
.related-sites strong{min-width:110px;color:var(--wine-dark)}
.related-sites span{font-size:.78rem;color:var(--muted)}
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:30px}
.guide-grid article{background:#fff;border:1px solid var(--line);border-top:3px solid var(--gold);border-radius:4px;padding:22px}
.guide-grid span{font-family:var(--serif);font-size:.72rem;color:var(--gold);letter-spacing:.1em}
.guide-grid h3{margin:5px 0 8px;font-family:var(--serif)}
.guide-grid p{font-size:.82rem;line-height:1.75;margin:0}
.overview-block{background:#fff;border:1px solid var(--line);border-radius:4px;padding:36px;margin:0 0 54px;text-align:center}
.overview-block p{margin:0 auto 1.2em;max-width:760px}
.overview-block p:last-child{margin-bottom:0}
.notice-block{background:var(--blush);border-left:4px solid var(--wine);padding:20px 24px;margin:0 0 36px;font-size:.88rem;border-radius:2px}
.notice-block strong{color:var(--wine-dark)}
.index-stack{padding-top:76px;padding-bottom:92px}
.index-stack section{margin:0 0 70px}
.index-stack section:last-child{margin-bottom:0}
.index-stack #guides>h2{font-family:var(--serif);font-size:clamp(1.5rem,2.5vw,2.05rem);line-height:1.6;letter-spacing:.05em;margin:0 0 10px;text-align:center}
.index-stack #guides>h2:after{content:"";display:block;width:64px;height:2px;background:var(--gold);margin:16px auto 0}
.index-stack #guides>p{text-align:center;max-width:720px;margin:22px auto 0}
.overview-block h2{font-family:var(--serif);font-size:clamp(1.5rem,2.5vw,2.05rem);letter-spacing:.05em;margin:0 0 22px}
.overview-block h2:after{content:"";display:block;width:64px;height:2px;background:var(--gold);margin:16px auto 0}
.site-footer{background:var(--wine-dark);color:#f0dfe3;padding:56px 24px 20px}
.footer-grid{max-width:1120px;margin:auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:60px}
.footer-grid h2{font-family:var(--serif);font-size:1rem;color:#fff;margin:0 0 14px}
.footer-grid p{font-size:.78rem;max-width:380px}
.footer-grid nav{display:flex;flex-direction:column;align-items:flex-start}
.footer-grid a{color:#f0dfe3;font-size:.8rem;margin-bottom:8px;text-decoration:none}
.footer-grid a:hover{text-decoration:underline}
.footer-links{max-width:1120px;margin:34px auto 0;padding-top:20px;border-top:1px solid #7a4658;display:flex;flex-wrap:wrap;gap:1rem}
.footer-links a{color:#f0dfe3;font-size:.78rem;text-decoration:none}
.footer-links a:hover{color:#fff;text-decoration:underline}
.copyright{max-width:1120px;margin:18px auto 0;padding-top:0;font-size:.65rem;color:#c9a3ae}
.no-scroll{overflow:hidden}
@media(max-width:800px){
html{scroll-padding-top:5rem}
.brand-row{min-height:66px;padding:10px 18px}
.brand strong{font-size:.94rem}
.brand small{font-size:.48rem}
.menu-toggle{display:block}
.global-nav{display:none;position:fixed;left:0;right:0;top:66px;height:calc(100vh - 66px);background:var(--cream);overflow:auto}
.global-nav.is-open{display:block}
.global-nav ul{display:block;padding:14px 22px}
.global-nav a{font-size:.92rem;padding:14px 7px;border-bottom:1px solid var(--line)}
.hero-block{min-height:430px}
.hero-copy{width:calc(100% - 36px);padding:60px 0 44px}
.hero-copy h1{font-size:clamp(1.7rem,8.5vw,2.3rem);overflow-wrap:anywhere}
.hero-copy>p:last-child{font-size:.92rem}
.container{width:calc(100% - 36px)}
.content-layout{grid-template-columns:1fr;gap:42px;padding-top:50px;padding-bottom:66px}
.article>section{margin-bottom:54px}
.article h2{font-size:1.4rem}
.sidebar{position:static;grid-row:1}
.related-grid,.guide-grid{grid-template-columns:1fr}
.related-sites{padding:22px}
.related-sites a{display:block}
.related-sites strong,.related-sites span{display:block}
.footer-grid{grid-template-columns:1fr;gap:28px}
.footer-grid p{margin-bottom:0}
.overview-block{padding:26px}
.index-stack{padding-top:52px;padding-bottom:66px}
.index-stack section{margin-bottom:54px}
}
@media(max-width:420px){
body{font-size:15px}
.brand-mark{display:none}
.hero-block{min-height:400px}
.hero-copy{padding-top:50px}
.sidebar nav,.ad-slot{padding:20px}
}

/* LATEST-COMMENTARY:START */
.latest-commentary {
  padding: 3rem 0;
}
/* .container を持たないサイトでも端に張り付かないための保険。
   :where() は詳細度0なので、サイト側の .container 定義が常に優先される。 */
:where(.latest-commentary .container) {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1rem;
}
.latest-commentary h2 {
  margin-bottom: 1.25rem;
}
.latest-commentary-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.latest-commentary-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line, #e5e5e5);
}
.latest-commentary-list time {
  flex: 0 0 auto;
  color: var(--muted, #666);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}
.latest-commentary-list a {
  flex: 1 1 16rem;
  min-width: 0;
  color: var(--ink, #222);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.latest-commentary-list a:hover {
  color: #0b5;
  text-decoration: underline;
}
.latest-commentary-more {
  margin-top: 1.25rem;
}
.latest-commentary-more a {
  color: #0b5;
  text-decoration: none;
  font-weight: 600;
}
.latest-commentary-more a:hover {
  text-decoration: underline;
}
@media (max-width: 600px) {
  .latest-commentary-list li {
    flex-direction: column;
    gap: 0.2rem;
  }
  /* 縦積み時に flex-basis(16rem) が高さに効かないよう auto に戻す */
  .latest-commentary-list a,
  .latest-commentary-list time {
    flex: 0 0 auto;
  }
}
/* LATEST-COMMENTARY:END */

/* HEADING-WRAP:START 見出し最終行孤立文字対策 (AGENTS.md NoGo) */
h1,h2,h3,h4,.hero-title,.page-title,.card-title{text-wrap:balance;word-break:auto-phrase;line-break:strict;overflow-wrap:break-word}
/* HEADING-WRAP:END */