:root{--accent:#0f9d6e;--accent-dark:#0b7d57;--accent-soft:#e7f7f0;--bg:#fff;--surface:#fff;--surface-2:#f6f7f6;--ink:#14181a;--ink-soft:#5c635f;--border:#e6e8e6;--radius-sm:8px;--radius:12px;--radius-lg:20px;--font-body:"Inter", -apple-system, sans-serif;--font-mono:"JetBrains Mono", monospace}[data-theme=dark]{--bg:#101314;--surface:#171b1c;--surface-2:#1e2323;--ink:#f2f3f1;--ink-soft:#9aa19c;--border:#262b2c;--accent-soft:#0f9d6e26}*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0}h1,h2,h3{letter-spacing:-.02em;margin:0;font-weight:800;line-height:1.1}p{line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.btn{background:var(--accent);color:#fff;font-family:var(--font-body);cursor:pointer;border:none;border-radius:100px;justify-content:center;align-items:center;gap:6px;padding:13px 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