:root{--brand:#0e7c5a;--ink:#1a1a1a;--muted:#666;--bg:#f7f9f8}*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:#fff}.container{max-width:960px;margin:0 auto;padding:0 20px}.btn{display:inline-block;background:var(--brand);color:#fff;padding:12px 20px;border-radius:8px;text-decoration:none;border:0;cursor:pointer;font-size:15px}.btn.secondary{background:#fff;color:var(--brand);border:1px solid var(--brand)}.card{border:1px solid #e6e6e6;border-radius:12px;padding:24px;margin:12px 0;background:var(--bg)}input{width:100%;padding:10px 12px;border:1px solid #ccc;border-radius:8px;margin:6px 0 14px;font-size:15px}label{font-weight:600;font-size:14px}h1{font-size:34px}h2{font-size:22px}.muted{color:var(--muted)}