* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Microsoft YaHei", sans-serif;
}

body {
  color: #333;
  line-height: 1.6;
}
li {
  list-style: none;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}
.products-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}
/* 头部样式 */
header {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.slider {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 1;
}

/* 头部轮播图样式优化 */
.header-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
  z-index: 2;
  width: 90%;
  max-width: 1200px;
  padding: 0 20px;
}

.header-content h2 {
  font-size: 3.2rem;
  font-family: "Source Han Serif SC", "思源宋体", "Noto Serif SC", serif;
  font-weight: bold;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* 文字发光动画 */
@keyframes textGlow {
  0% {
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.6), 0 0 20px rgba(255, 255, 255, 0.1);
  }
  100% {
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.6), 0 0 30px rgba(255, 255, 255, 0.3);
  }
}

/* 轮播图切换动画优化 */
.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  opacity: 0;
  transition: opacity 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  transform: scale(1.05);
}

.slide.active {
  opacity: 1;
  transform: scale(1);
}

/* 轮播图背景遮罩 */
.slide::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.1) 50%,
    rgba(0, 0, 0, 0.4) 100%
  );
  z-index: 1;
}

/* 轮播图内容容器 */
.slide .header-content {
  z-index: 2;
}

.slide1 {
  background-image: url("./images/images1.jpg");
}

.slide2 {
  background-image: url("./images/image2.jpg");
}

.slide3 {
  background-image: url("https://images.unsplash.com/photo-1512621776951-a57141f2eefd?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80");
}

/* 导航栏 */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 100;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
  position: relative;
}

.logo {
  display: flex;
  align-items: center;
  z-index: 101;
}

.logo-img {
  height: 50px;
  width: auto;
  transition: transform 0.3s ease;
}

.logo-img:hover {
  transform: scale(1.05);
}

.nav-links {
  width: 100%;
  margin: 0 auto;
  background-color: rgba(141, 83, 41, 0.5); /* 半透明背景，透明度0.5 */
  text-align: center;
  position: absolute;
  bottom: 0;
  display: flex;
  justify-content: center; /* 水平居中 */
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 30px;
  z-index: 99;
  color: #fff;
}

.nav-links li {
  position: relative;
}

.nav-links a {
  text-decoration: none;
  color: #fff;
  font-weight: 500;
  font-size: 1.6rem;
  position: relative;
  display: inline-block;
  padding: 10px 20px;
  border-radius: 4px;
}

.nav-links a:hover {
  color: #fff;
  background-color: rgba(102, 102, 102, 0.3);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  cursor: pointer;
  z-index: 101;
  padding: 5px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 3px;
  background: #333;
  margin: 3px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* 主要内容区域 */
section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
  font-size: 2.2rem;
  color: #8b4513;
}

.brand-intro {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
  overflow: auto; /* 清除浮动 */
}

.brand-img {
  width: 500px;
  height: 300px;
  float: right; /* 右浮动 */
  margin: 0 0 15px 20px; /* 顶部和右边不留空，左边和下边留空 */
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  display: block; /* 防止底部空隙 */
}

.brand-text {
  text-align: justify;
}
.brand-text p {
  text-indent: 2em; /* 缩进两个字符宽度 */
  margin-top: 0; /* 可选，去掉段落上间距 */
  margin-bottom: 1em; /* 段落间距 */
  font-size: 18px;
}
.brand-text h2 {
  color: #8b4513;
  text-align: center;
}
.brand-intro-content h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: #8b4513;
}

/* 产品展示 */
.products {
  background-color: #f9f9f9;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 一行两个 */
  gap: 30px;
}

.product-card {
  display: flex; /* 图片+文字横向排列 */
  background: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

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

.product-img {
  flex: 0 0 200px; /* 固定图片宽度 */
  background-size: cover;
  background-position: center;
}

.product-info {
  flex: 1; /* 占剩余空间 */
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center; /* 垂直居中文字 */
}

.product-info h3 {
  margin-bottom: 10px;
  font-size: 1.3rem;
  color: #8b4513;
}
/* 关于品牌 */
.about-section {
  background-color: #fff;
  padding: 80px 0;
}

.about-tabs {
  display: flex;
  justify-content: center;
  margin-bottom: 50px;
  flex-wrap: wrap;
  gap: 10px;
}

.tab-btn {
  padding: 12px 24px;
  background: none;
  border: 2px solid #e0e0e0;
  border-radius: 25px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  color: #666;
  font-weight: 500;
}

.tab-btn:hover {
  border-color: #8b4513;
  color: #8b4513;
  transform: translateY(-2px);
}

.tab-btn.active {
  border-color: #8b4513;
  background-color: #8b4513;
  color: white;
  font-weight: bold;
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 内容包装器 */
.content-wrapper {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 标题样式 */
.intro-header,
.matrix-header,
.culture-header,
.quality-header,
.innovation-header {
  text-align: center;
  margin-bottom: 40px;
}

.intro-header h3,
.matrix-header h3,
.culture-header h3,
.quality-header h3,
.innovation-header h3 {
  font-size: 2.2rem;
  color: #8b4513;
  margin-bottom: 10px;
}

.subtitle {
  font-size: 1.1rem;
  color: #666;
  font-style: italic;
}

/* 品牌简介样式 */
.intro-content {
  display: grid;
  gap: 30px;
}

.intro-text {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: 30px;
  border-radius: 15px;
  border-left: 5px solid #8b4513;
}

.intro-text p {
  margin-bottom: 15px;
  line-height: 1.8;
  color: #333;
}

.intro-highlight {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
  padding: 30px;
  border-radius: 15px;
  border-left: 5px solid #ffc107;
  position: relative;
}

.intro-highlight p {
  line-height: 1.8;
  color: #333;
  font-weight: 500;
}

/* 品牌矩阵样式 */
.brand-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.matrix-item {
  text-align: center;
  padding: 40px 30px;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: 1px solid #e9ecef;
}

.matrix-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.matrix-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.matrix-item h4 {
  font-size: 1.4rem;
  color: #8b4513;
  margin-bottom: 15px;
  font-weight: bold;
}

.matrix-item p {
  line-height: 1.6;
  color: #666;
}

/* 企业文化样式 */
.culture-mission {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.mission-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 30px;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 15px;
  border-left: 5px solid #8b4513;
}

.mission-icon {
  width: 60px;
  height: 60px;
  background: #8b4513;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mission-icon i {
  font-size: 1.5rem;
  color: white;
}

.mission-content h4 {
  font-size: 1.3rem;
  color: #8b4513;
  margin-bottom: 8px;
  font-weight: bold;
}

.mission-content p {
  color: #666;
  line-height: 1.6;
}

.culture-values {
  margin-top: 50px;
}

.culture-values h4 {
  text-align: center;
  font-size: 1.8rem;
  color: #8b4513;
  margin-bottom: 30px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.value-item {
  padding: 30px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid #e9ecef;
  transition: all 0.3s ease;
}

.value-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.value-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.value-item h5 {
  font-size: 1.2rem;
  color: #8b4513;
  margin-bottom: 15px;
  font-weight: bold;
}

.value-item p {
  line-height: 1.7;
  color: #666;
}

/* 品质把控样式 */
.quality-steps {
  display: grid;
  gap: 25px;
}

.quality-step {
  display: flex;
  align-items: center;
  gap: 25px;
  padding: 30px;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 15px;
  border-left: 5px solid #8b4513;
  transition: all 0.3s ease;
}

.quality-step:hover {
  transform: translateX(10px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #8b4513 0%, #a0522d 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  color: white;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 1.3rem;
  color: #8b4513;
  margin-bottom: 8px;
  font-weight: bold;
}

.step-content p {
  color: #666;
  line-height: 1.6;
}

/* 创新研发样式 */
.innovation-content {
  display: grid;
  gap: 30px;
}

.innovation-intro {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  padding: 30px;
  border-radius: 15px;
  border-left: 5px solid #2196f3;
}

.innovation-intro p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #333;
  font-weight: 500;
}

.innovation-highlights {
  display: grid;
  gap: 20px;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 25px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
  border: 1px solid #e9ecef;
  transition: all 0.3s ease;
}

.highlight-item:hover {
  transform: translateX(10px);
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.12);
}

.highlight-item i {
  font-size: 1.5rem;
  color: #8b4513;
  width: 30px;
  text-align: center;
}

.highlight-item span {
  line-height: 1.6;
  color: #666;
}

.innovation-achievement {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
  padding: 30px;
  border-radius: 15px;
  border-left: 5px solid #ffc107;
  text-align: center;
}

.innovation-achievement p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #333;
  font-weight: 500;
}

/* 页脚样式优化 */
footer {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
  padding: 60px 0 20px;
  position: relative;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #8b4513, transparent);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column {
  position: relative;
}

.footer-column h3 {
  font-size: 1.4rem;
  margin-bottom: 25px;
  color: #8b4513;
  font-weight: 600;
  position: relative;
  padding-bottom: 10px;
}

.footer-column h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, #8b4513, #a0522d);
}

.footer-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-column ul li i {
  color: #8b4513;
  width: 16px;
  text-align: center;
}

.footer-column a {
  color: #ddd;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
  padding: 5px 0;
}

.footer-column a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: #8b4513;
  transition: width 0.3s ease;
}

.footer-column a:hover::after {
  width: 100%;
}

.footer-column a:hover {
  color: #8b4513;
  transform: translateX(5px);
}

/* 社交链接优化 */
.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  background: linear-gradient(135deg, #444 0%, #555 100%);
  border-radius: 50%;
  color: white;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.social-links a::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #8b4513 0%, #a0522d 100%);
  transition: left 0.3s ease;
  z-index: 1;
}

.social-links a:hover::before {
  left: 0;
}

.social-links a i {
  position: relative;
  z-index: 2;
  font-size: 1.2rem;
}

.social-links a:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 10px 20px rgba(139, 69, 19, 0.3);
}

/* 二维码区域优化 */
.qr-text {
  transition: all 0.3s ease;
  margin-top: 20px;
  margin-bottom: 15px;
  font-weight: 500;
  color: #ddd;
}

.qr-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.3s ease;
  border-radius: 12px;
  border: 3px solid rgba(255, 255, 255, 0.1);
}

.qr-image:hover {
  transform: scale(1.05);
  border-color: #8b4513;
}

.qrcode {
  width: 130px;
  height: 130px;
  background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
  padding: 8px;
  margin-top: 15px;
  border-radius: 15px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.qrcode:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  color: #aaa;
  background: rgba(0, 0, 0, 0.2);
  margin: 0 -15px -20px -15px;
  padding: 20px 15px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .header-content h2 {
    font-size: 2.8rem;
  }

  .header-content p {
    font-size: 1.3rem;
  }

  .footer-content {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .header-content {
    width: 95%;
    padding: 0 15px;
  }

  .header-content h2 {
    font-size: 2.2rem;
    letter-spacing: 0.05em;
  }

  .header-content p {
    font-size: 1.1rem;
  }

  .slide {
    background-attachment: scroll;
  }

  /* 产品系列移动端适配 - 改为一行一个 */
  .product-grid {
    grid-template-columns: 1fr; /* 移动端一行一个 */
    gap: 20px;
  }

  .product-card {
    flex-direction: row; /* 保持横向排列，图片左文字右 */
  }

  .product-img {
    flex: 0 0 150px; /* 移动端稍微缩小图片宽度 */
    height: auto; /* 自适应高度 */
    width: 150px;
  }

  .product-info {
    padding: 15px;
  }

  .product-info h3 {
    font-size: 1.2rem;
  }

  /* 导航栏移动端适配 */
  .mobile-menu-btn {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.95) 0%,
      rgba(255, 255, 255, 0.98) 100%
    );
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
    transition: right 0.3s ease;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    z-index: 100;
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 15px 20px;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(139, 69, 19, 0.1);
    transition: all 0.3s ease;
    color: #333; /* 修复移动端导航文字颜色 */
  }

  .nav-links a:hover {
    background: rgba(139, 69, 19, 0.1);
    transform: none;
    color: #8b4513; /* 悬停时的颜色 */
  }

  .nav-links a::after {
    display: none;
  }

  /* 页脚移动端适配 */
  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
    text-align: center;
  }

  .footer-column h3::after {
    left: 50%;
    transform: translateX(-50%);
  }

  .footer-column ul li {
    justify-content: center;
  }

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

  .qrcode {
    margin: 15px auto 0;
  }

  .brand-intro {
    flex-direction: column;
  }

  .brand-intro img,
  .brand-intro-content {
    width: 100%;
  }

  .brand-matrix {
    grid-template-columns: 1fr;
  }

  /* 轮播图移动端适配 */
  .slider-nav {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .slider-nav.prev {
    left: 15px;
  }

  .slider-nav.next {
    right: 15px;
  }

  .slider-indicators {
    bottom: 20px;
  }
}

@media (max-width: 480px) {
  .header-content h2 {
    font-size: 1.8rem;
  }

  .header-content p {
    font-size: 1rem;
  }

  /* 导航栏小屏幕适配 */
  .nav-links {
    width: 100%;
    max-width: none;
  }

  .logo-img {
    height: 40px;
  }

  /* 页脚小屏幕适配 */
  .footer-content {
    gap: 25px;
  }

  .footer-column h3 {
    font-size: 1.2rem;
  }

  .social-links a {
    width: 40px;
    height: 40px;
  }

  .qrcode {
    width: 110px;
    height: 110px;
  }

  /* 轮播图小屏幕适配 */
  .slider-nav {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }

  .slider-nav.prev {
    left: 10px;
  }

  .slider-nav.next {
    right: 10px;
  }

  .indicator {
    width: 10px;
    height: 10px;
  }
}

/* 轮播图样式更新 */
.slide1 {
  background-image: url("./images/banner/banner1.jpg");
}

.slide2 {
  background-image: url("./images/banner/banner2.jpg");
}

.slide3 {
  background-image: url("./images/banner/banner3.png");
}

.slide4 {
  background-image: url("./images/banner/banner4.jpg");
}

.slide-content {
  position: absolute;
  bottom: 20%;
  left: 10%;
  color: white;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.7);
  max-width: 50%;
}

.slide-content h2 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.slide-content p {
  font-size: 1.2rem;
}

/* 轮播图指示器 */
.slider-indicators {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 15px;
  z-index: 10;
}

.indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.indicator.active {
  background: #8b4513;
  border-color: #8b4513;
  transform: scale(1.2);
}

.indicator:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: scale(1.1);
}

/* 轮播图切换按钮 */
.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  font-size: 1.5rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  z-index: 10;
}

.slider-nav:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

.slider-nav.prev {
  left: 30px;
}

.slider-nav.next {
  right: 30px;
}

/* 轮播图文字进入动画 */
.slide.active .header-content h2 {
  animation: slideInUp 1s ease-out 0.3s both;
}

.slide.active .header-content p {
  animation: slideInUp 1s ease-out 0.6s both;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 轮播图背景视差效果 */
.slide {
  background-attachment: fixed;
}

@media (max-width: 768px) {
  .slide {
    background-attachment: scroll;
  }

  .slider-nav {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .slider-nav.prev {
    left: 15px;
  }

  .slider-nav.next {
    right: 15px;
  }

  .slider-indicators {
    bottom: 20px;
  }
}
.copyright a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}