:root{--font-serif: "Fraunces", "Times New Roman", Georgia, serif;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans JP", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;--color-paper: #f8f5ee;--color-paper-soft: #f0e9dc;--color-cream: #f8f5ee;--color-ink: #1a1614;--color-ink-soft: #5a4f48;--color-ink-muted: #7a6e5e;--color-mist: #b8b1a6;--color-mute: #b8b1a6;--color-rule: #d8d1c2;--color-rule-soft: rgba(26, 22, 20, .08);--color-clay: #d8956a;--color-clay-deep: #a8704c;--color-clay-soft: #f1d9c2;--color-accent: #d8956a;--color-accent-deep: #a8704c;--color-success: #7a9678;--color-warning: #d8956a;--color-danger: #b54545;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--space-7: 3rem;--space-8: 4rem;--space-9: 6rem;--max-narrow: 720px;--max-content: 880px;--max-wide: 1200px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 16px;--shadow-soft: 0 1px 2px rgba(26, 22, 20, .04), 0 4px 12px rgba(26, 22, 20, .05);--shadow-card: 0 2px 4px rgba(26, 22, 20, .06), 0 8px 24px rgba(26, 22, 20, .08);--shadow-elev: 0 18px 40px -24px rgba(26, 22, 20, .32);font-family:var(--font-sans);line-height:1.65;font-weight:400;color:var(--color-ink-soft);background-color:var(--color-paper);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"rlig" 1,"calt" 1,"ss01" 1}body{margin:0;min-width:320px;min-height:100vh;background:var(--color-paper);color:var(--color-ink)}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);color:var(--color-ink);font-weight:500;line-height:1.1;letter-spacing:-.012em;margin:0}h1{font-size:clamp(2rem,1.6rem + 1.8vw,3rem)}h2{font-size:clamp(1.6rem,1.3rem + 1.4vw,2.4rem)}h3{font-size:clamp(1.2rem,1.1rem + .5vw,1.5rem)}p{margin:0 0 1em;line-height:1.7}a{color:var(--color-clay-deep);text-decoration:none;transition:color .22s ease,opacity .22s 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