:root{--navy: #0e2a47;--navy-2: #143a5f;--ink: #1c2733;--ink-2: #46586b;--line: #dbe4ec;--bg: #ffffff;--bg-soft: #f4f8fb;--accent: #0e7490;--accent-2: #0891b2;--amber: #b45309;--ok: #15803d;--radius: 12px;--maxw: 1080px;--shadow: 0 2px 14px rgba(14, 42, 71, .08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Hiragino Kaku Gothic ProN,Yu Gothic,sans-serif;color:var(--ink);background:var(--bg);line-height:1.85;font-size:16px;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto}a{color:var(--accent)}h1,h2,h3,h4{line-height:1.4;color:var(--navy);font-weight:700}.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}.section{padding:72px 0}.section.alt{background:var(--bg-soft)}.section-label{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--accent);text-transform:uppercase;margin-bottom:8px}.section h2{font-size:clamp(24px,3.4vw,34px);margin:0 0 16px}.section 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