.container-c {
}
.nav-link-list {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 80px;
}
.nav-link-item {
  text-align: center;
  width: 72px;
}
.nav-link-item a {
  font-family: "sc-regular";

  font-size: 18px;
  color: #d1d1d1;
  position: relative;
}
.nav-link-item-active {
  position: relative;
}
/* .nav-link-item-active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  width: 72px;
  height: 2px;
  background: #c0a062;
} */
.nav-link-item-active a {
  padding-bottom: 5px;

  border-bottom: 2px solid #c0a062;
  font-family: "sc-bold" !important;
}
.company-introduction {
  height: 640px;
  background: url("https://file.gdcar.net/company-website/resources/zggk-assets/index/contact.png");
  background-size: 100% 100%;
  position: relative;
}
.company-introduction-title {
  font-family: "sc-bold";
  position: absolute;
  font-size: 72px;
  color: #ffffff;
  bottom: 60px;
  right: 320px;
}
/* 导航容器 */
.nav-container {
  width: 100%;
  background-color: #fff;
  border-bottom: 1px solid #eee;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* 导航列表 */
.nav-list {
  display: flex;
  justify-content: center;
  list-style: none;
  position: relative;
  margin-bottom: 0;
  gap: 80px;
}

/* 导航项 */
.nav-item {
  padding: 20px 30px;
  font-size: 20px;
  color: #666;
  cursor: pointer;
  transition: color 0.3s ease;
  position: relative;
  font-family: "sc-regular";
}

/* 激活态样式 */
.nav-item.active {
  color: #c99a46; /* 金色，与截图一致 */
  font-weight: 500;
  font-family: "sc-bold";
}

/* 激活态下划线 */
.nav-item.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 140px;
  height: 3px;
  background-color: #c99a46;
}

/* 悬浮效果 */
.nav-item:hover {
  color: #c99a46;
}

/* 页脚容器 */
.footer {
  font-family: "sc-regular";

  background-color: #1a1a1a;
  color: #b3b3b3;
  padding: 40px 320px;

  background: linear-gradient(180deg, #333333 0%, #1a1a1a 100%);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
/* 左侧区域：Logo + 二维码 */
.footer-left {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-logo {
  margin-bottom: 16px;
}

.footer-logo img {
  height: 50px;
  width: 150px;
}

.footer-qrcode {
  text-align: center;
}

.footer-qrcode img {
  width: 87.5px;
  height: 112.5px;
  margin-bottom: 8px;
}

.footer-qrcode .follow-text {
  font-size: 12px;
  color: #b3b3b3;
}

/* 右侧导航区域 */
.footer-nav {
  display: flex;
  gap: 60px;
}

.nav-column {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.nav-column h4 {
  font-family: "sc-bold";

  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
}

.nav-column a {
  color: #666666;
  text-decoration: none;
  font-size: 12px;
  transition: color 0.2s;
}

.nav-column a:hover {
  color: #ffffff;
}

/* 底部版权信息 */
.footer-bottom {
  margin-top: 60px;
  color: #9c9c9c;
  font-size: 12px;
  text-align: center;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-bottom .row-line {
  height: 1px;
  flex: 1;
  background-color: #9c9c9c;
}
/* 联系模块样式 */
.contact-section {
  font-family: "sc-regular";
  width: 900px;
  display: none;
  margin: 0 auto;
  padding: 121px 0;
}

.contact-section.active {
  display: block;
}

.contact-section h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 8px;
  color: #1a1a1a;
  font-family: "sc-bold";
}

.contact-section .en-title {
  text-align: center;
  font-size: 20px;
  color: #b89a68;
  margin-bottom: 30px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: "sc-medium";
}

.contact-section .contact-form {
  min-width: 900px;
  margin: 0 auto;
}
.contact-section .contact-form input,
.contact-section .contact-form textarea {
  outline: none;
}
.contact-section .contact-form input::placeholder {
  color: #666666;
}

.contact-section .form-row {
  margin-bottom: 12px;
  display: flex;
  gap: 12px;
}

.contact-section .form-row input,
.contact-section .form-row textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #eee;
  border-radius: 2px;
  font-size: 13px;
  color: #333;
}

.contact-section .form-row textarea {
  min-height: 100px;
  resize: none;
}

.contact-section .checkbox-row {
  font-size: 12px;
  color: #666;
  padding: 8px 0;
}
.contact-section .checkbox-label {
  display: flex;
  align-items: center;
}
.contact-section .checkbox-label input {
  width: initial;
  margin-right: 5px;
  position: relative;
  top: 1px;
}
.contact-section .captcha-row {
  align-items: center;
}

.contact-section .captcha-placeholder {
  width: 120px;
  height: 38px;
  background-color: #ccc;
  flex-shrink: 0;
}

.contact-section .btn-row {
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}

.contact-section .submit-btn,
.contact-section .reset-btn {
  padding: 8px 28px;
  border: none;
  border-radius: 2px;
  font-size: 12px;
  cursor: pointer;
}

.contact-section .submit-btn {
  background-color: #b89a68;
  color: #fff;
}

.contact-section .reset-btn {
  background-color: #888;
  color: #fff;
}
.captcha-canvas {
  width: 120px;
  height: 38px;
  border: 1px solid #eee;
  cursor: pointer;
  user-select: none;
  background-color: #f5f5f5;
}
/* 验证提示样式 */
.captcha-tip,
.form-tip {
  color: #f00;
  font-size: 12px;
  margin-top: 5px;
  display: none;
}
/* 成功提示弹窗样式 */
.success-toast {
  width: 300px;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  padding: 24px 32px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 16px;
  opacity: 0;
  transition: all 0.3s ease;
  border: 1px solid #e8f5e9;
}

/* 弹窗显示状态 */
.success-toast.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* 成功图标 */
.toast-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #4caf50;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.toast-icon svg {
  width: 20px;
  height: 20px;
  fill: #ffffff;
}

/* 提示文本 */
.toast-content {
  flex: 1;
}

.toast-title {
  font-size: 18px;
  font-weight: 600;
  color: #212121;
  margin: 0 0 8px 0;
}

.toast-desc {
  font-size: 14px;
  color: #757575;
  margin: 0;
  line-height: 1.5;
}

/* 遮罩层（可选，增加沉浸感） */
.toast-mask {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.1);
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.toast-mask.show {
  opacity: 1;
  pointer-events: auto;
}
/* 错误提示弹窗样式（与成功弹窗保持结构一致，仅颜色差异化） */
.error-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  padding: 24px 32px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 16px;
  opacity: 0;
  transition: all 0.3s ease;
  border: 1px solid #ffebee;
}

/* 错误弹窗显示状态 */
.error-toast.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* 错误图标 */
.error-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #f44336;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.error-icon svg {
  width: 20px;
  height: 20px;
  fill: #ffffff;
}
.mobile-nav-container {
  width: 100%;
  padding: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mobile-nav-container img {
  height: 25px;
}

.navbar-toggler-icons {
  background: url(https://file.gdcar.net/company-website/resources/zggk-assets/mobile/moreIcon.png);
  background-size: 100% 100%;
  width: 17px;
  height: 16px;
  display: inline-block;
}