* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  padding: 32px 16px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background: linear-gradient(180deg, #f3f0e4 0%, #e7e0c8 100%);
  font-family: Georgia, 'Times New Roman', serif;
  color: #3a3320;
}

.card {
  width: 100%;
  max-width: 680px;
  background: #fffdf5;
  border: 1.5px solid #b8862c;
  border-radius: 14px;
  padding: 28px 32px 32px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

h1 {
  margin: 0 0 6px;
  color: #4a6b2a;
  font-size: 28px;
}

.hint {
  margin: 0 0 20px;
  color: #8a7a4a;
  font-size: 14px;
  line-height: 1.5;
}

.error {
  background: #fbe3df;
  border: 1.5px solid #c0552f;
  color: #8a2f12;
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 16px;
  font-size: 14px;
}

label {
  display: block;
  font-weight: 700;
  margin: 14px 0 6px;
  color: #4a6b2a;
}

fieldset {
  margin: 18px 0 0;
  padding: 12px 14px;
  border: 1.5px solid #b8a86c;
  border-radius: 8px;
}

legend {
  font-weight: 700;
  color: #4a6b2a;
  padding: 0 6px;
}

.radio {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 400;
  margin: 8px 0;
  cursor: pointer;
}

.radio b { color: #3a5520; }

.radio.standalone { margin: 16px 0 0; }

button[type="submit"] {
  margin-top: 22px;
  width: 100%;
  font-family: inherit;
  font-size: 17px;
  font-weight: 700;
  padding: 13px;
  border: 1.5px solid #5a8835;
  border-radius: 10px;
  background: #c8d8a4;
  color: #3a5520;
  cursor: pointer;
}

button[type="submit"]:hover { background: #d6e4b6; }