:root{
  --navy:#1E293B;--gold:#D8C9A6;--blue:#E6EEF5;--paper:#fff;--off:#F5F5F5;
  --line:#E7E7E7;--muted:#667085;--text:#1E293B;--max:1120px;--article:760px
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic UI","Yu Gothic",Meiryo,sans-serif;color:var(--text);background:#fff;line-height:1.85;letter-spacing:.01em;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block} a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px} a:hover{opacity:.72}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.header-inner{max-width:var(--max);margin:auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand-wrap{text-decoration:none;display:flex;align-items:baseline;gap:7px}.logo{font-family:"Yu Mincho","Hiragino Mincho ProN","Hiragino Mincho Pro",serif;font-size:28px;font-weight:700;letter-spacing:.10em;line-height:1}.logo-dot{color:#B68A2E;font-size:25px}
.nav{display:flex;gap:22px;align-items:center;font-size:13px;font-weight:600}.nav a{text-decoration:none}
main{min-height:60vh}.hero-shell{border-bottom:1px solid var(--line)}.hero{max-width:var(--max);margin:0 auto;min-height:430px;display:grid;grid-template-columns:1.05fr 1fr}
.hero-copy{padding:70px 48px 64px 24px;display:flex;justify-content:center;flex-direction:column}.hero-copy h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(35px,5vw,56px);line-height:1.55;margin:0 0 20px;letter-spacing:.05em}.hero-copy p{margin:0 0 12px;color:#3F4857}.hero-kicker{font-size:14px;font-weight:700;margin-bottom:10px;color:#7A6541}.hero-image{background:url('/images/hero.jpg') center/cover no-repeat;min-height:430px}
.content-shell{max-width:var(--max);margin:auto;padding:0 24px}.section{padding:54px 0;border-bottom:1px solid var(--line)}.section h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:30px;margin:0 0 14px;letter-spacing:.03em}.section-title-mark{width:34px;height:3px;background:#B68A2E;margin:0 0 26px}.section-intro{color:var(--muted);max-width:760px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{border:1px solid var(--line);background:#fff;border-radius:7px;overflow:hidden;text-decoration:none;display:block;transition:transform .18s ease,box-shadow .18s ease}.card:hover{opacity:1;transform:translateY(-2px);box-shadow:0 8px 28px rgba(30,41,59,.08)}.card-thumb{aspect-ratio:16/9;object-fit:cover;width:100%}.card-body{padding:17px 17px 19px}.card .kicker{font-size:11px;color:#7A6541;margin-bottom:7px;font-weight:700}.card h3{font-size:15px;line-height:1.65;margin:0 0 9px}.card p{font-size:12px;color:var(--muted);margin:0;line-height:1.65}
.all-articles{margin-top:22px;display:inline-flex;gap:8px;align-items:center;text-decoration:none;border:1px solid var(--line);padding:10px 16px;border-radius:7px;background:#fff;font-size:13px;font-weight:600}
.page-wrap{max-width:var(--max);margin:0 auto;padding:0 24px 70px}.page-header{padding:58px 0 28px;border-bottom:1px solid var(--line);margin-bottom:34px}.page-header h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:40px;letter-spacing:.04em;margin:0 0 12px}
.article-wrap{max-width:var(--article);margin:0 auto;padding:58px 24px 80px}.article-header{padding-bottom:30px;border-bottom:1px solid var(--line);margin-bottom:36px}.article-header h1{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(29px,4.5vw,42px);line-height:1.5;margin:8px 0 12px}.article-meta{font-size:12px;color:var(--muted)}.article-body{font-size:16px}.article-body h2{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:25px;line-height:1.55;margin:48px 0 15px;letter-spacing:.02em}.article-body p{margin:0 0 20px}.article-body ul,.article-body ol{padding-left:1.5em;margin:18px 0 25px}.article-body li{margin:7px 0}.article-body blockquote{margin:28px 0;padding:18px 21px;background:#F7F4EC;border-left:3px solid #B68A2E}.article-body table{width:100%;border-collapse:collapse;margin:24px 0}.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}.article-body th{background:var(--off)}.note{margin:34px 0;background:var(--blue);padding:20px 22px;border-radius:7px;font-size:14px}
.info-table{width:100%;border-collapse:collapse}.info-table th,.info-table td{border:1px solid var(--line);padding:14px;text-align:left;vertical-align:top}.info-table th{width:28%;background:var(--off)}.contact-box{background:#fff;border:1px solid var(--line);border-radius:7px;padding:25px}.button{display:inline-block;background:var(--navy);color:#fff!important;text-decoration:none;border-radius:6px;padding:10px 18px}.small{font-size:12px;color:var(--muted)}.ad-notice{background:#F7F4EC;padding:15px 17px;border-radius:7px;font-size:13px;margin:20px 0}
.site-footer{border-top:1px solid var(--line);padding:36px 24px 50px;background:#FAFAFA;color:var(--muted);font-size:12px}.footer-inner{max-width:var(--max);margin:auto}.footer-brand{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:22px;color:var(--navy);font-weight:700}.footer-links{display:flex;gap:18px;flex-wrap:wrap;margin:13px 0 20px}.footer-links a{text-decoration:none}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.header-inner{padding:14px 18px}.logo{font-size:22px}.nav{display:none}.hero{display:block;min-height:0}.hero-copy{padding:42px 20px 34px}.hero-copy h1{font-size:32px}.hero-image{min-height:220px}.content-shell,.page-wrap{padding-left:18px;padding-right:18px}.section{padding:42px 0}.grid{grid-template-columns:1fr}.article-wrap{padding:42px 18px 70px}.article-body{font-size:15.5px}.info-table th,.info-table td{display:block;width:100%}.info-table th{border-bottom:0}}