/* 全局样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  line-height: 1.6;
  color: #333;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 导航栏样式 */
.navbar {
  background-color: rgba(255, 255, 255, 0.95);
  transition: all 0.3s ease;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.logo {
  /* 文字 Logo 样式 */
  .logo-text {
    font-size: 24px;
    font-weight: bold;
    color: #2c3e50;
  }

  /* 图片 Logo 样式 */
  .logo-image {
    display: inline-block;
  }

  .logo-image img {
    height: 40px; /* 调整 logo 图片高度 */
    width: auto;
    vertical-align: middle;
  }
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 30px;
}

.nav-links a {
  text-decoration: none;
  color: #333;
  position: relative;
  padding: 5px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: #007bff;
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* 首页横幅样式 */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  min-height: 600px;
  position: relative;
  background-color: transparent;
  padding: 120px 0 60px;
  text-align: center;
  color: #fff;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.8;
  z-index: -1;
  filter: brightness(0.7);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: -1;
}

.hero h1 {
  font-size: 56px;
  font-weight: 700;
  margin-bottom: 30px;
  position: relative;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  position: relative;
  font-size: 24px;
  margin-bottom: 40px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.cta-button {
  display: inline-block;
  padding: 15px 40px;
  background-color: #007bff;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
  margin-top: 20px;
  font-size: 18px;
  font-weight: 500;
  transition: transform 0.3s ease;
}

.cta-button:hover {
  transform: translateY(-3px);
}

.cta-button i {
  margin-left: 8px;
  transition: transform 0.3s ease;
}

.cta-button:hover i {
  transform: translateX(5px);
}

/* 产品区域样式 */
.products {
  padding: 80px 0;
}

.product-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 40px;
}

/* 每个子项的宽度设置为 300px，且当空间允许时会自动扩展 */
.product-grid > * {
  flex: 1 1 300px; /* flex-grow, flex-shrink, flex-basis */
}

.product-card {
  background-color: #fff;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-10px);
}

.product-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 5px;
  transition: transform 0.3s ease;
}

.product-card:hover img {
  transform: scale(1.1);
}

.product-card h3 {
  font-size: 24px;
  margin: 20px 0 10px;
  color: #2c3e50;
}

.product-image {
  overflow: hidden;
  border-radius: 5px;
  margin: -20px -20px 20px -20px;
}

.learn-more {
  display: inline-block;
  color: #007bff;
  text-decoration: none;
  margin-top: 15px;
  font-weight: 500;
}

.learn-more i {
  font-size: 12px;
  margin-left: 5px;
  transition: transform 0.3s ease;
}

.learn-more:hover i {
  transform: translateX(5px);
}

/* 关于我们样式 */
.about {
  background-color: #f8f9fa;
  padding: 80px 0;
}

/* 联系方式样式 */
.contact {
  padding: 80px 0;
}

.contact-info {
  margin-top: 30px;
}

/* 页脚样式 */
.footer {
  background-color: #333;
  color: #fff;
  padding: 20px 0;
  text-align: center;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: 32px;
  }

  .logo-image img {
    height: 32px; /* 移动端稍微缩小 logo */
  }
}

/* 更新其他部分样式 */
section {
  padding: 100px 0;
}

h2 {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 50px;
  color: #2c3e50;
}

/* 关于我们样式更新 */
.about-content {
  display: flex;
  flex-wrap: wrap; /* 让子项在容器内换行 */
  gap: 50px; /* 设置元素之间的间距 */
  align-items: center; /* 垂直居中对齐子元素 */
  margin-top: 50px; /* 顶部间距 */
  flex: 1 1 45%;
}

.about-text h3 {
  font-size: 32px;
  color: #2c3e50;
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 30px;
  color: #666;
  line-height: 1.8;
}

.stat-item {
  text-align: center;
  padding: 20px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
}

.stat-number {
  display: block;
  font-size: 36px;
  font-weight: 700;
  color: #007bff;
  margin-bottom: 5px;
}

.stat-label {
  color: #666;
  font-size: 14px;
}

.about-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* 联系我们样式更新 */
.contact-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 50px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 30px;
}

.info-item i {
  font-size: 24px;
  color: #007bff;
  margin-right: 20px;
  margin-top: 5px;
}

.info-content h4 {
  font-size: 18px;
  margin-bottom: 5px;
  color: #2c3e50;
}

.info-content p {
  color: #666;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 30px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #007bff;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 0.3s ease;
}

.social-link:hover {
  transform: translateY(-3px);
}

.contact-form {
  background: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 16px;
  transition: border-color 0.3s ease;
}

.form-group textarea {
  height: 150px;
  resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: #007bff;
  outline: none;
}

.submit-btn {
  width: 200px;
  padding: 12px;
  background: #007bff;
  color: #fff;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.submit-btn:hover {
  transform: translateY(-2px);
}

/* 响应式设计补充 */
@media (max-width: 768px) {
  .about-content,
  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .about-image {
    order: -1;
  }

  .contact-info {
    text-align: center;
  }

  .info-item {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .info-item i {
    margin-right: 0;
    margin-bottom: 10px;
  }

  .social-links {
    justify-content: center;
  }
}

/* 表单提交状态样式 */
.form-message {
  margin-top: 20px;
  padding: 15px;
  border-radius: 5px;
  text-align: center;
}

.success-message,
.error-message {
  display: none;
  color: #155724;
  font-size: 14px;
}

.success-message i,
.error-message i {
  margin-right: 5px;
}

.success-message {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
}

.error-message {
  color: #721c24;
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
}

.btn-loading {
  color: #fff;
}

.btn-loading i {
  margin-right: 5px;
}

/* 禁用状态的提交按钮 */
.submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}
/* Company Info Styles */
.company-info {
  max-width: 1200px;
  margin: 0 auto;

  background: #f9f9f9;
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
}

th,
td {
  padding: 0.6rem;
  border-bottom: 1px solid #ddd;
  text-align: left;
}

th {
  background: #f5f5f5;
  width: 30%;
}

.required::after {
  content: '※必填';
  color: red;
  margin-left: 4px;
}
#terms {
  display: inline-block;
}