:root{--paper:#eef1ec;--panel:#f7f9f5;--rule:#c8d0c6;--ink:#1c2621;--faint:#6b7a6f;--pass:#1f5c4a;--gut:20px;--mono:ui-monospace,SFMono-Regular,Menlo,monospace}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--paper);color:var(--ink);font-family:Hiragino Sans,Noto Sans JP,system-ui,sans-serif;-webkit-text-size-adjust:100%}a{color:var(--pass)}.wrap{max-width:780px;margin:0 auto;padding-left:max(var(--gut),env(safe-area-inset-left));padding-right:max(var(--gut),env(safe-area-inset-right))}.nav{border-bottom:1px solid var(--rule);background:var(--panel)}.nav .wrap{display:flex;gap:16px;align-items:center;min-height:56px;font-size:13px}.nav a{text-decoration:none;color:var(--faint);padding:6px 0;white-space:nowrap}.nav a.brand{font-weight:700;color:var(--ink);font-size:15px;margin-right:auto}@media (max-width:479px){.nav .wrap{gap:14px}.nav .navsim{display:none}}@media (max-width:359px){.nav .wrap{gap:8px;font-size:12px}.nav a.brand{font-size:14px}}.foot{border-top:1px 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