body {
  background-color: #ffffff;
  font-family: YuGothic,'Yu Gothic','TsukuBRdGothic-Regular','Hiragino Kaku Gothic ProN','ヒラギノ角ゴ ProN W3','Cambria Math','Avenir',sans-serif;
}

.contact-container {
  max-width: 600px;
  margin: 50px auto;
  padding: 30px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.contact-header {
  text-align: center;
  margin-bottom: 30px;
  color: #ba4165;
}

.contact-header h1 {
  font-size: 28px;
  margin-bottom: 10px;
}

.contact-header .icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.form-label {
  color: #333;
  font-weight: 500;
  margin-bottom: 8px;
}

.form-control {
  border: 1px solid #ddd;
  border-radius: 5px;
  padding: 10px;
  font-size: 14px;
}

.form-control:focus {
  border-color: #ba4165;
  box-shadow: 0 0 0 0.2rem rgba(186, 65, 101, 0.1);
}

.btn-submit {
  background-color: #ba4165;
  color: white;
  border: none;
  padding: 12px 40px;
  font-size: 16px;
  font-weight: 500;
  border-radius: 25px;
  transition: all 0.3s;
  margin-top: 20px;
}

.btn-submit:hover {
  background-color: #d14b73;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(186, 65, 101, 0.3);
}

.back-link {
  text-align: center;
  margin-top: 30px;
}

.back-link a {
  color: #ba4165;
  text-decoration: none;
  font-size: 14px;
}

.back-link a:hover {
  text-decoration: underline;
}

.success-message {
  display: none;
  background-color: #d4edda;
  color: #155724;
  padding: 15px;
  border-radius: 5px;
  margin-top: 20px;
  text-align: center;
}