:root{--bg:#f4f2ee;--ink:#16181d;--mut:#6b6f7a;--line:#e6e3dc;--acc:#4f46e5;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.6}a{color:var(--acc)}.wrap{max-width:860px;margin:0 auto;padding:0 20px}header{background:#fff;border-bottom:1px solid var(--line)}.nav{display:flex;justify-content:space-between;align-items:center;height:64px}.logo{font-weight:800;font-size:20px;color:var(--ink);text-decoration:none}.nav nav a{margin-left:18px;color:var(--ink);text-decoration:none}.hero{padding:64px 0 30px;text-align:center}.hero h1{font-size:44px;line-height:1.1;margin:0 0 14px}form.signup{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:22px 0 8px}form.signup input{padding:13px 16px;border:1px solid var(--line);border-radius:999px;min-width:280px;font-size:16px}form.signup button{background:var(--acc);color:#fff;border:0;padding:13px 22px;border-radius:999px;font-weight:700;font-size:16px;cursor:pointer}.muted{color:var(--mut);font-size:14px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:12px 0}.feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:30px 0}.prose{padding:30px 0 60px}footer{border-top:1px solid var(--line);padding:28px 0;background:#fff;margin-top:40px}footer a{margin-right:14px}iframe{width:100%;border:1px solid var(--line);border-radius:16px;background:#fff;height:2600px}