/**
 * 统一表单样式
 * 适用于官网所有表单组件
 */

/* ================== 通用表单样式 ================== */
.form-container {
  max-width: 100%;
  margin: 0 auto;
}

.form-wrapper {
  background: #fff;
  padding: 3rem;
  border-radius: 1rem;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 2rem;
  position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1.2rem 2rem;
  font-size: 1.6rem;
  color: #0b0b0b;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 0.5rem;
  background: #fff;
  box-sizing: border-box;
  font-family: inherit;
  transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group select::placeholder,
.form-group textarea::placeholder {
  color: #666666;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: #2183e9;
  box-shadow: 0 0 0 2px rgba(33, 131, 233, 0.1);
  outline: none;
}

.form-group textarea {
  resize: vertical;
  min-height: 10rem;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1.2rem center;
  background-size: 1.6rem;
  padding-right: 4rem;
}

.form-group select option {
  color: #333;
}

.form-group select option:first-child {
  color: #999;
}

.required-mark {
  color: #FF0000;
  position: absolute;
  left: -12px;
  top: 1.2rem;
  font-size: 1.6rem;
}

/* ================== 按钮样式 ================== */
.submit-btn {
  height: 4.8rem;
  padding: 0 3rem;
  background: #2183e9;
  color: #fff;
  border: none;
  border-radius: 0.5rem;
  font-size: 1.6rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 10rem;
}

.submit-btn:hover {
  background: #0056b3;
  transform: translateY(-2px);
}

.submit-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
  transform: none;
}

/* ================== 联系表单样式（首页和产品页面） ================== */
.contact-form .form-wrapper {
  background: #fff;
  padding: 3rem;
  border-radius: 1rem;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

.contact-form .form-group {
  display: flex;
  gap: 2rem;
  align-items: stretch;
  margin-bottom: 0;
}

.contact-form .form-group input {
  flex: 1;
  height: 4.8rem;
}

.contact-form .form-group input:nth-child(1) {
  min-width: 150px;
}

.contact-form .form-group input:nth-child(3) {
  flex: 2;
}

.contact-form .submit-btn {
  width: 10rem;
}

/* ================== 询价表单样式已移至 inquiryform.css ================== */

/* ================== Footer表单样式 ================== */
.footer form {
  margin-bottom: 2rem;
  display: flex;
  gap: 1rem;
}

.footer form input[type="tel"] {
  width: 100%;
  padding: 1rem 1.2rem;
  font-size: 1.6rem;
  color: #fff;
  margin: 1rem 0;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 0.4rem;
}

.footer form input[type="tel"]::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.footer form input[type="tel"]:focus {
  border-color: #2183e9;
  outline: none;
}

.footer form input[type="submit"] {
  width: 12rem;
  padding: 1rem 1.2rem;
  font-size: 1.6rem;
  color: #fff;
  margin: 1rem 0;
  background: #2183e9;
  border: none;
  border-radius: 0.4rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.footer form input[type="submit"]:hover {
  background: #0056b3;
  transform: translateY(-2px);
}

/* ================== 成功提示框样式 ================== */
.success-popup {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  background: rgba(255, 255, 255, 0.95);
  padding: 2rem 3rem;
  border-radius: 1rem;
  box-shadow: 0 0.5rem 2rem rgba(0, 0, 0, 0.2);
  z-index: 9999 !important;
  display: none;
  animation: fadeIn 0.3s ease;
}

.success-popup .popup-content {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.success-popup .popup-content i {
  color: #28a745;
  font-size: 2rem;
}

.success-popup .popup-content p {
  margin: 0;
  font-size: 1.6rem;
  color: #333;
}

/* ================== 错误提示样式 ================== */
.error-message {
  color: #dc3545;
  font-size: 1.4rem;
  margin-top: 0.5rem;
  display: none;
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
  border-color: #dc3545;
}

.form-group.error .error-message {
  display: block;
}

/* ================== 响应式设计 ================== */
@media (max-width: 768px) {
  .form-wrapper {
    padding: 2rem;
  }

  .contact-form .form-group {
    flex-direction: column;
    gap: 1.5rem;
  }

  .contact-form .form-group input,
  .contact-form .submit-btn {
    width: 100%;
  }

  .footer form {
    flex-direction: column;
    gap: 1rem;
  }

  .footer form input[type="submit"] {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .form-wrapper {
    padding: 1.5rem;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 1rem 1.5rem;
    font-size: 1.4rem;
  }

  .submit-btn {
    height: 4.4rem;
    font-size: 1.4rem;
  }

  .success-popup {
    margin: 0 2rem;
    padding: 1.5rem 2rem;
  }

  .success-popup .popup-content p {
    font-size: 1.4rem;
  }
}