:root{--bg:#f6f7f9;--paper:#fff;--fg:#1d2330;--muted:#5d6676;--rule:#dde1e8;--accent:#2f5d8a;--error:#a33a2c;font-family:BIZ UDPGothic,Hiragino Sans,Yu Gothic,Meiryo,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#12161d;--paper:#1a1f28;--fg:#e3e7ee;--muted:#9aa3b2;--rule:#2c3340;--accent:#8db8e3;--error:#f09a8c;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}body{background:var(--bg);color:var(--fg);margin:0;font-size:15px;line-height:1.75}.mail{max-width:860px;margin:0 auto;padding:24px 16px 64px}h1{margin:0 0 12px;font-size:20px;line-height:1.4}.meta{grid-template-columns:5em 1fr;gap:2px 12px;margin:0 0 16px;font-size:13.5px;display:grid}.meta dt{color:var(--muted)}.meta dd{overflow-wrap:anywhere;margin:0}.attachments{background:var(--paper);border:1px solid var(--rule);border-radius:6px;gap:4px;margin:0 0 16px;padding:10px 12px;list-style:none;display:grid}.attachments li{flex-wrap:wrap;gap:10px;display:flex}.attachments span{color:var(--muted);font-size:13px}a{color:var(--accent)}.body{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--paper);border:1px solid var(--rule);border-radius:6px;margin:0;padding:16px;font-family:inherit;font-size:15px}.button{background:var(--accent);color:var(--paper);border-radius:6px;padding:8px 16px;text-decoration:none;display:inline-block}.error{color:var(--error)}