:root{--paper: #f6f2e7;--paper-strong: #e9e1d4;--ink: #2f2a28;--muted: #6a6159;--accent: #c74230;--accent-strong: #b03828;--border: #d8cdbd;--shadow: 0 10px 30px rgba(0, 0, 0, .06)}*,*:before,*:after{box-sizing:border-box}body,h1,h2,h3,h4,h5,h6,p,figure{margin:0}body{font-family:"Noto Serif JP",serif;line-height:1.6;background:radial-gradient(circle at 10% 10%,#f8f4ea,#f1eadc 40%,#e6dfd1 80%);color:var(--ink);min-height:100vh}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea{font-family:inherit}::selection{background:var(--accent);color:#fff}.eyebrow{display:inline-block;padding:4px 8px;background:var(--paper-strong);color:var(--muted);border-radius:4px;font-size:13px;letter-spacing:.02em}.lead{color:var(--muted);margin:0 0 16px;letter-spacing:.02em}.text-link{color:var(--accent);font-weight:600}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-main{flex:1}.container{width:min(1040px,92%);margin:0 auto}.section{padding:48px 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