:root{
    --bg:#fafafa;--surface:#fff;--text:#1a1a1a;
    --muted:#5c5c5c;--line:#e5e5e5;--accent:#2d2d2d;--nav-h:64px;
    --err:#b42318;--ok:#067647;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  body{font-family:'Vazirmatn',sans-serif;background:var(--bg);color:var(--text);line-height:1.7}
  main{
    max-width:820px;margin:0 auto;
    padding:calc(var(--nav-h) + 32px) clamp(16px,4vw,32px) 80px;
  }
  .page-title{font-size:26px;font-weight:600;margin-bottom:6px}
  .page-sub{font-size:14px;color:var(--muted);margin-bottom:28px}
  .back-link{display:inline-block;font-size:14px;color:var(--muted);text-decoration:none;margin-bottom:20px}
  .back-link:hover{color:var(--text)}
  .form-shell{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:28px 24px 32px}
  .form-section{margin-bottom:36px;padding-bottom:28px;border-bottom:1px solid var(--line)}
  .form-section:last-of-type{border-bottom:none;margin-bottom:0;padding-bottom:0}
  .section-title{font-size:17px;font-weight:600;margin-bottom:6px}
  .section-note{font-size:13px;color:var(--muted);margin-bottom:18px}
  .section-note.important{color:var(--text);font-weight:500}
  .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  @media(max-width:640px){.grid-2{grid-template-columns:1fr}}
  .field{margin-bottom:16px}
  .field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
  .field label .req{color:var(--err)}
  .field input,.field select,.field textarea{
    width:100%;padding:11px 13px;font-family:inherit;font-size:14px;
    border:1px solid var(--line);border-radius:8px;background:var(--bg);
  }
  .field textarea{min-height:88px;resize:vertical}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:#999;background:var(--surface);
  }
  .checks,.radios{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:4px}
  .checks label,.radios label{
    display:flex;align-items:center;gap:6px;font-size:14px;color:var(--text);cursor:pointer;
  }
  .checks input,.radios input{width:auto}
  .file-group{display:grid;gap:14px}
  .file-item label{font-size:13px;color:var(--muted);display:block;margin-bottom:6px}
  .file-item input[type=file]{font-size:13px;width:100%}
  .checkbox-legal{margin-top:8px}
  .checkbox-legal label{font-size:14px;color:var(--text);display:flex;gap:8px;align-items:flex-start;margin-bottom:10px}
  .checkbox-legal input{margin-top:4px;flex-shrink:0}
  .btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
  .btn-submit{
    padding:12px 28px;font-family:inherit;font-size:15px;font-weight:600;
    background:var(--accent);color:#fff;border:none;border-radius:8px;cursor:pointer;
  }
  .btn-submit:disabled{opacity:.6;cursor:not-allowed}
  .btn-submit:hover:not(:disabled){opacity:.9}
  .btn-secondary{
    padding:12px 20px;font-family:inherit;font-size:14px;
    border:1px solid var(--line);background:var(--surface);border-radius:8px;
    color:var(--muted);text-decoration:none;display:inline-flex;align-items:center;
  }
  .form-msg{font-size:14px;margin-top:16px;min-height:1.4em}
  .form-msg.err{color:var(--err)}
  .form-msg.ok{color:var(--ok)}
  .success-box{
    display:none;text-align:center;padding:48px 24px;
    background:var(--surface);border:1px solid var(--line);border-radius:12px;
  }
  .success-box h2{font-size:20px;margin-bottom:10px}
  .success-box p{color:var(--muted);font-size:14px}
  footer{text-align:center;padding:32px;font-size:12px;color:var(--muted);border-top:1px solid var(--line);margin-top:24px}