:root{--bg: #fafaf8;--surface: #ffffff;--surface-2: #f1f0ec;--text: #1c1c1a;--text-2: #5c5b56;--line: #e2e0da;--accent: #1f6f5a;--accent-ink: #ffffff;--accent-soft: #e4f1ec;--warn-soft: #fbf1dc;--warn-ink: #7a5a12;--radius: 12px;--shadow: 0 1px 2px rgba(0, 0, 0, .05), 0 8px 24px -16px rgba(0, 0, 0, .2);--maxw: 1080px;--font: "Helvetica Neue", Arial, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, system-ui, sans-serif;color-scheme:light dark}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #141412;--surface: #1d1d1a;--surface-2: #262622;--text: #ecebe6;--text-2: #a5a49c;--line: #34342f;--accent: #5fc3a0;--accent-ink: #0f2a21;--accent-soft: #1d3a31;--warn-soft: #3a2f16;--warn-ink: #e6c272;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -16px rgba(0, 0, 0, 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.type,.product .info h1{margin-bottom:8px}.product .info .summary{color:var(--text-2)}.offers{display:flex;flex-direction:column;gap:12px;margin:20px 0}.offer{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.offer .label{font-weight:600}.offer .amount{color:var(--text-2);font-size:.95rem}.offer .btn{flex-shrink:0}@media(max-width:480px){.offer{flex-direction:column;align-items:stretch}}.facts{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:.9rem;margin:16px 0}.facts dt{color:var(--text-2)}.facts dd{margin:0}.note{background:var(--surface-2);border-radius:var(--radius);padding:14px 16px;font-size:.9rem;color:var(--text-2);margin:16px 0}.note strong{color:var(--text)}.description{white-space:pre-line;margin-top:24px}.prose{max-width:720px;margin:40px auto 0}.prose h1{margin-bottom:24px}.prose h2{margin-top:40px;padding-bottom:6px;border-bottom:1px 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