:root{--bg:#f7f5ef;--ink:#14211c;--muted:#5d6b64;--accent:#0f7a5a;--card:#ffffff;--border:#d9e2dc}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 10% 10%,#e9f4ee 0,var(--bg) 45%);color:var(--ink);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent);text-decoration:none}.container{max-width:1080px;margin:0 auto;padding:40px 20px 80px}.nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:48px}.brand{font-weight:800;letter-spacing:-.02em;font-size:20px}.hero{display:grid;grid-template-columns:1.2fr .8fr;grid-gap:40px;gap:40px;align-items:start}h1{font-size:clamp(38px,6vw,64px);line-height:.98;letter-spacing:-.045em;margin:0 0 18px}.lede{font-size:18px;color:var(--muted);max-width:56ch}.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:22px;box-shadow:0 16px 50px rgba(20,33,28,.06)}.label{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px}input{background:#fbfdfb;border:1px solid var(--border);border-radius:10px;padding:11px 12px}button,input{width:100%;font:inherit}button{background:var(--accent);color:white;border:0;border-radius:10px;padding:12px 14px;font-weight:700;cursor:pointer;margin-top:14px}button:disabled{opacity:.6;cursor:wait}pre{background:#0f1a16;color:#d8f3e6;border-radius:12px;padding:14px;overflow:auto;font-size:12px}.muted{color:var(--muted);font-size:14px}.row{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:12px;gap:12px}@media (max-width:800px){.hero,.row{grid-template-columns:1fr}}