:root{color-scheme:light;--bg: #ffffff;--surface: #f7f9fa;--surface-strong: #eef3f6;--text: #192028;--muted: #6c747b;--line: #dfe6ea;--accent: #6e8798;--accent-dark: #3f5667;--ink-soft: #3f4952;--max: 1120px;--radius: 8px;font-family:Inter,Noto Sans JP,Hiragino Kaku Gothic ProN,Yu Gothic,system-ui,sans-serif}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;background:radial-gradient(circle at top left,rgba(110,135,152,.1),transparent 32rem),var(--bg);color:var(--text);line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.site-header{align-items:center;border-bottom:1px solid rgba(223,230,234,.86);display:flex;justify-content:space-between;margin:0 auto;max-width:var(--max);min-height:76px;padding:0 24px}.brand,.footer-brand{align-items:center;display:inline-flex;font-size:1.02rem;font-weight:700;letter-spacing:0}.site-nav{display:flex;gap:8px}.site-nav a{border-radius:999px;color:var(--muted);font-size:.92rem;padding:8px 14px}.site-nav a:hover{background:var(--surface);color:var(--text)}main{margin:0 auto;max-width:var(--max);padding:0 24px}.home-hero{align-items:end;display:grid;min-height:360px;padding:72px 0 48px}.home-hero-copy{max-width:760px}.eyebrow{color:var(--accent);font-size:.76rem;font-weight:700;letter-spacing:.08em;margin:0 0 12px;text-transform:uppercase}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(1.75rem,3.2vw,2.9rem);letter-spacing:0;line-height:1.18;margin-bottom:20px}h2{font-size:clamp(1.7rem,3vw,2.55rem);letter-spacing:0;line-height:1.25;margin-bottom:18px}.home-hero p:last-child,.article-header p{color:var(--ink-soft);font-size:1.05rem;max-width:720px}.section-block{padding:28px 0 72px}.section-heading{align-items:end;border-top:1px solid var(--line);display:flex;justify-content:space-between;margin-bottom:28px;padding-top:28px}.article-grid{display:grid;gap:28px;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:28px}.article-card{display:grid;gap:18px}.article-card-featured{align-items:center;gap:36px;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr)}.article-image-link{background:var(--surface);border:1px solid rgba(223,230,234,.9);border-radius:var(--radius);overflow:hidden}.article-image-link img{aspect-ratio:16 / 10;height:100%;object-fit:cover;transition:transform .22s ease;width:100%}.article-image-link:hover img{transform:scale(1.025)}.article-card h2{font-size:clamp(1.28rem,2vw,2rem);line-height:1.35;margin-bottom:12px}.article-card p{color:var(--muted);font-size:.96rem;margin-bottom:0}.article-meta{align-items:center;color:var(--muted);display:flex;flex-wrap:wrap;font-size:.82rem;gap:10px;margin-bottom:12px}.article-meta span{color:var(--accent-dark);font-weight:700}.article-meta time:before{content:"/";margin-right:10px}.about-hero{align-items:start;display:grid;gap:26px;grid-template-columns:minmax(0,1fr);padding:56px 0 72px}.about-hero-copy{max-width:760px}.about-hero h1{font-size:clamp(1.65rem,2.7vw,2.35rem);margin-bottom:0;max-width:780px}.about-hero img,.article-hero-image{background:var(--surface);border:1px solid rgba(223,230,234,.9);border-radius:var(--radius);width:100%}.about-hero img{aspect-ratio:1747 / 900;object-fit:cover}.about-content{border-top:1px solid var(--line);display:grid;gap:48px;grid-template-columns:280px minmax(0,1fr);padding:44px 0}.prose,.article-prose{color:var(--ink-soft);font-size:1.02rem}.prose p,.article-prose p{margin-bottom:1.35rem}.article-page{margin:0 auto;max-width:880px;padding:64px 0 88px}.article-header{margin-bottom:34px}.article-header h1{font-size:clamp(1.65rem,3vw,2.55rem)}.article-hero-image{aspect-ratio:16 / 9;object-fit:cover}.article-prose{margin:40px auto 0;max-width:720px}.site-footer{align-items:end;border-top:1px solid var(--line);color:var(--muted);display:flex;gap:32px;justify-content:space-between;margin:0 auto;max-width:var(--max);padding:34px 24px 42px}.site-footer p{font-size:.9rem;margin:8px 0 0;max-width:520px}.footer-copy{white-space:nowrap}@media(max-width:760px){.site-header,.site-footer{align-items:flex-start;flex-direction:column}.site-header{gap:12px;justify-content:center;padding-bottom:18px;padding-top:18px}main{padding:0 18px}.home-hero{min-height:300px;padding:52px 0 36px}.article-card-featured,.article-grid,.about-hero,.about-content{grid-template-columns:1fr}.article-card-featured{gap:18px}.about-hero{gap:28px;padding:44px 0 56px}.about-content{gap:8px;padding:34px 0}}