:root{--bg:#fbfbfb;--card:#fff;--accent:#2f6f44;--text:#222}
*{box-sizing:border-box}
html,body{height:100%;margin:0;font-family:Inter, Arial, sans-serif;background:var(--bg);color:var(--text)}
.container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}
.card{background:var(--card);max-width:900px;width:100%;border-radius:12px;box-shadow:0 6px 18px rgba(30,30,30,0.06);padding:36px;text-align:center}
h1{font-size:28px;margin:0 0 12px}
p.lead{font-size:18px;margin:0 0 24px;color:#444}
.question{font-size:30px;line-height:1.2;margin:24px 0;font-weight:600}
.buttons{display:flex;gap:20px;justify-content:center;flex-wrap:wrap;margin-top:18px}
.btn{padding:16px 28px;border-radius:12px;border:none;font-size:18px;cursor:pointer;min-width:160px}
.btn-yes{background:var(--accent);color:white}
.btn-no{background:#ddd;color:#222}
.footer{margin-top:18px;color:#666;font-size:14px}
.small{font-size:14px;color:#666;margin-top:8px}
@media(max-width:520px){
  .question{font-size:22px}
  .btn{min-width:120px;padding:12px 18px}
  h1{font-size:20px}
}