:root{
  --bg:#fcfff9;
  --card:#ffffff;
  --ink:#1f3a2e;
  --accent:#2f8f83;
  --muted:#4b6a5f;
  --ring: #a7e0d6;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;line-height:1.45}
.hero{
  background:linear-gradient(180deg,#dff7ee,#f8fff8);
  padding:2.25rem 1rem; text-align:center; border-bottom:4px solid var(--ring);
}
.hero h1{margin:0 0 .25rem; font-size:clamp(1.8rem,3.6vw,2.6rem); letter-spacing:.02em}
.hero p{margin:.2rem 0; color:var(--muted)}
.hero .note{font-weight:600;color:var(--accent)}
.container{max-width:920px;margin:1.25rem auto;padding:0 1rem}
.card{background:var(--card);border:1px solid #e8efe9;border-radius:14px;padding:1.25rem 1.1rem;box-shadow:0 10px 30px rgba(0,0,0,.05)}
fieldset{border:1px solid #e3eee8;border-radius:12px;margin:1rem 0;padding:.8rem 1rem}
legend{padding:0 .35rem;color:var(--accent);font-weight:700}
.grid{display:grid;gap:.8rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:.2rem 0 1rem}
label{display:grid;gap:.35rem;font-size:.98rem}
input,select,textarea{
  appearance:none;border:1px solid #cde1d7;border-radius:10px;padding:.7rem .8rem;font-size:1rem;background:#fbfffc;color:var(--ink);
  outline:none; transition:border .15s, box-shadow .15s;
}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 .2rem rgba(47,143,131,.15)}
.check{display:flex;gap:.6rem;align-items:flex-start}
.check input{width:1.1rem;height:1.1rem;margin-top:.2rem}
.btn{
  background:var(--accent);color:white;border:none;border-radius:12px;padding:.9rem 1.1rem;
  font-weight:700;cursor:pointer;box-shadow:0 6px 18px rgba(47,143,131,.2);
}
.btn:hover{filter:brightness(.97)}
.footer{padding:1.2rem 1rem;text-align:center;color:#6a857a}
.tiny{font-size:.9rem;color:#59756a}
a{color:var(--accent)}