:root{--bg:#ece9e2;--surface:#fff;--fg:#1d2330;--muted:#555e70;--line:#d3cec4;--accent:#0b6a78;--accent-soft:#e2f0f0;--ok:#1f7a4d;--ok-bg:#e3f3ea;--cond:#8a6400;--cond-bg:#fbf1d3;--check:#a8480e;--check-bg:#fde7d8;--ng:#b3261e;--ng-bg:#fbe3e1;--none:#5c6577;--none-bg:#eceef2;--stale:#7a4fa0;--stale-bg:#efe6f6;--chip-ok-fg:#fff;--chip-ok-bg:#1a6b43;--chip-ok-bd:#1a6b43;--chip-cond-fg:var(--cond);--chip-cond-bg:transparent;--chip-cond-bd:var(--cond);--chip-check-fg:#fff;--chip-check-bg:#a8480e;--chip-check-bd:#a8480e;--chip-ng-fg:#fff;--chip-ng-bg:#b3261e;--chip-ng-bd:#b3261e;--thead-bg:#f2efe8;--row-line:#cfc9bd;--row-hover:#f7f5f0;--answer-edge:var(--accent);--latest-fg:var(--accent);--latest-bg:var(--accent-soft);--stamp:#b5390f;--font-display:"M PLUS Rounded 1c", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;--font-body:"BIZ UDPGothic", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;--font-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#121212;--surface:#1c1c1c;--fg:#e8e8e8;--muted:#a8a8a8;--line:#363636;--accent:#7fcfd6;--accent-soft:#1d2b2c;--ok:#6fd3a0;--ok-bg:#14291d;--cond:#e6c25c;--cond-bg:#2c250f;--check:#f0995c;--check-bg:#33210f;--ng:#f28b85;--ng-bg:#361816;--none:#b3b3b3;--none-bg:#2b2b2b;--stale:#c8a4ec;--stale-bg:#2a2033;--chip-ok-fg:var(--ok);--chip-ok-bg:var(--ok-bg);--chip-ok-bd:transparent;--chip-cond-fg:var(--cond);--chip-cond-bg:var(--cond-bg);--chip-cond-bd:transparent;--chip-check-fg:var(--check);--chip-check-bg:var(--check-bg);--chip-check-bd:transparent;--chip-ng-fg:var(--ng);--chip-ng-bg:var(--ng-bg);--chip-ng-bd:transparent;--thead-bg:transparent;--row-line:var(--line);--row-hover:transparent;--answer-edge:transparent;--latest-fg:var(--accent);--latest-bg:var(--accent-soft);--stamp:#f27a4a;color-scheme:dark}}:root[data-theme=dark]{--bg:#121212;--surface:#1c1c1c;--fg:#e8e8e8;--muted:#a8a8a8;--line:#363636;--accent:#7fcfd6;--accent-soft:#1d2b2c;--ok:#6fd3a0;--ok-bg:#14291d;--cond:#e6c25c;--cond-bg:#2c250f;--check:#f0995c;--check-bg:#33210f;--ng:#f28b85;--ng-bg:#361816;--none:#b3b3b3;--none-bg:#2b2b2b;--stale:#c8a4ec;--stale-bg:#2a2033;--chip-ok-fg:var(--ok);--chip-ok-bg:var(--ok-bg);--chip-ok-bd:transparent;--chip-cond-fg:var(--cond);--chip-cond-bg:var(--cond-bg);--chip-cond-bd:transparent;--chip-check-fg:var(--check);--chip-check-bg:var(--check-bg);--chip-check-bd:transparent;--chip-ng-fg:var(--ng);--chip-ng-bg:var(--ng-bg);--chip-ng-bd:transparent;--thead-bg:transparent;--row-line:var(--line);--row-hover:transparent;--answer-edge:transparent;--latest-fg:var(--accent);--latest-bg:var(--accent-soft);--stamp:#f27a4a;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);font-family:var(--font-body);padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:max(16px, env(safe-area-inset-right,0px));overflow-wrap:anywhere;margin:0;padding-block:0 64px;font-size:15px;line-height:1.8}a{color:var(--accent);text-underline-offset:3px}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}.wrap{flex-direction:column;gap:40px;max-width:920px;margin:0 auto;display:flex}.site{border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-block:14px;display:flex}.site-name{font-family:var(--font-display);letter-spacing:.02em;color:var(--fg);font-size:17px;font-weight:900;text-decoration:none}.site-name span{color:var(--accent)}.site-nav{flex-wrap:wrap;gap:4px 16px;font-size:13px;display:flex}.site-nav a{color:var(--muted);text-decoration:none}.site-nav a:hover{color:var(--accent);text-decoration:underline}.crumbs{color:var(--muted);margin-bottom:-28px;font-size:13px}.crumbs a{color:var(--muted)}.hero{flex-direction:column;gap:12px;display:flex}.hero h1{font-family:var(--font-display);text-wrap:balance;word-break:auto-phrase;margin:0;font-size:clamp(26px,5vw,38px);font-weight:900;line-height:1.3}.hero .sub{color:var(--muted);max-width:62ch;margin:0}.title-row{justify-content:space-between;align-items:flex-start;gap:12px 20px;display:flex}.title-row h1{flex:1;min-width:0}.stamp{--stamp-c:var(--stamp);border:2px solid var(--stamp-c);color:var(--stamp-c);user-select:none;border-radius:6px;flex-direction:column;flex:none;align-items:center;gap:3px;margin-top:6px;padding:6px 12px 5px;line-height:1.2;display:inline-flex;transform:rotate(-4deg)}.stamp[data-state=stale]{--stamp-c:var(--muted)}.stamp-top{font-family:var(--font-display);letter-spacing:.2em;border-bottom:1px solid;padding:0 0 3px .2em;font-size:12px;font-weight:700}.stamp-date{font-family:var(--font-mono);letter-spacing:.02em;font-size:15px;font-weight:700}@media 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