:root{--bg: #f4f5fa;--card: #ffffff;--ink: #1d2230;--muted: #667085;--line: #e3e6ef;--accent: #4c5bd4;--accent-ink: #ffffff;--accent-soft: #e9ebff;--mint: #14b8a6;--ok: #167a45;--ok-bg: #e6f6ec;--warn: #9a6200;--warn-bg: #fff4d6;--ng: #c0302f;--ng-bg: #fdeceb;--radius: 16px;--tap: 52px;color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg: #12141c;--card: #1b1e29;--ink: #eef0f7;--muted: #9aa3b5;--line: #2b3040;--accent: #8b97ff;--accent-ink: #12141c;--accent-soft: #272c4a;--ok: #5fd694;--ok-bg: #12301f;--warn: #f2c35c;--warn-bg: #36290c;--ng: #ff8f8d;--ng-bg: #3a1716}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,Hiragino Sans,Hiragino Kaku Gothic ProN,Noto Sans JP,Meiryo,sans-serif;overflow-x:hidden}a{color:var(--accent)}code{background:var(--accent-soft);padding:1px 6px;border-radius:6px;font-size:.9em}.page{max-width:560px;margin:0 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