:root{--bg:#f2f2f0;--surface:#fff;--ink:#161616;--muted:#6f6f6b;--line:#deded9;--orange:#f36b21;--orange-dark:#d95611;--ok:#1f7a4d;--ok-bg:#e7f4ec;--warn:#9a6a10;--warn-bg:#fbf1dc}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{background:var(--bg);color:var(--ink);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,textarea{font:inherit}.topbar{z-index:10;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);background:#f2f2f0e6;justify-content:space-between;align-items:center;padding:18px 5vw;display:flex;position:sticky;top:0}.topbar nav{align-items:center;gap:24px;font-size:14px;display:flex}.airpathButton{border-radius:16px;place-items:center;padding:4px;line-height:0;transition:transform .2s;display:inline-grid}.airpathButton:hover{transform:translateY(-2px)scale(1.04)}.airpathButton:focus-visible{outline:2px 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