:root{--ink:#171716;--muted:#6e6b66;--line:#dedbd5;--paper:#fff;--accent:#64766b;--bg:#f7f6f2;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Yu Mincho","Hiragino Mincho ProN","Noto Serif JP",serif;line-height:1.95}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.site-header{border-bottom:1px solid var(--line);background:rgba(255,255,255,.95);position:sticky;top:0;z-index:20}.header-inner{max-width:var(--max);margin:auto;padding:18px 28px;display:flex;align-items:center;gap:28px}.brand{margin-right:auto}.brand strong{display:block;font-size:25px;letter-spacing:.12em;font-weight:500}.brand span{font-family:system-ui,sans-serif;color:var(--muted);font-size:11px;letter-spacing:.12em}.nav{display:flex;gap:22px;font-family:system-ui,sans-serif;font-size:12px;color:#444}.nav a:hover{opacity:.55}
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.article-meta{display:flex;gap:14px;color:var(--muted);font-family:system-ui,sans-serif;font-size:12px;letter-spacing:.08em}.article-title{font-size:clamp(42px,6vw,72px);font-weight:400;margin:18px 0 12px}.article-lead{color:var(--muted);font-size:16px;margin-bottom:44px}.article-grid{display:grid;grid-template-columns:minmax(300px,44%) 1fr;gap:54px;align-items:start}.receipt-frame{background:#7c624c;padding:22px;box-shadow:0 16px 50px rgba(0,0,0,.08)}.story h2{font-size:34px;font-weight:400;margin:0 0 18px}.story-rule{width:42px;border:0;border-top:1px solid #999;margin:0 0 24px}.story p{margin:0 0 1.2em;font-size:16px}.story-end{margin-top:32px;color:var(--muted);font-size:12px;font-family:system-ui,sans-serif}
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.site-footer{border-top:1px solid var(--line);margin-top:42px}.footer-inner{max-width:var(--max);margin:auto;padding:26px 28px;display:flex;justify-content:space-between;gap:20px;font-family:system-ui,sans-serif;font-size:11px;color:var(--muted)}
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