:root{--bg:#fafafa;--fg:#1c1c22;--muted:#6b6b78;--line:#e3e3ea;--card:#fff;--accent:#d6336c;--accent-fg:#fff;--sale:#e8590c;--chip:#f0f0f5;--radius:10px}@media (prefers-color-scheme:dark){:root{--bg:#14141a;--fg:#ececf1;--muted:#9a9aa8;--line:#2b2b36;--card:#1c1c24;--chip:#262632}}*{box-sizing:border-box}[hidden]{display:none!important}body{background:var(--bg);color:var(--fg);margin:0;font:15px/1.7 system-ui,Hiragino Sans,Noto Sans JP,sans-serif}a{color:inherit}img{max-width:100%;display:block}h1{margin:1rem 0 .5rem;font-size:1.45rem;line-height:1.4}h1 small,h2 small{color:var(--muted);font-size:.8em;font-weight:400}h2{margin:0 0 .6rem;font-size:1.15rem}small{color:var(--muted)}.wrap{width:min(100% - 24px,920px);margin-inline:auto}.sr-only,.skip-link:not(:focus){clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip-link:focus{z-index:100;background:var(--card);padding:6px 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