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

body {
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

a {
  text-decoration: none;
  color: inherit;
}

/* 头部导航 */
header {
  background-color: black;
  color: white;
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo img {
  width: 60px;
 
}

.logo span {
  font-size: 18px;
  font-weight: bold;
  margin-left: 10px;
}

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  margin-left: 25px;
}

nav ul li a {
  font-size: 14px;
  color: white;
  position: relative;
}

nav ul li a.active, nav ul li a:hover {
  color: #fff;
  font-weight: bold;
}

nav ul li a.active:after, nav ul li a:hover:after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 2px;
  background-color: white;
}

/* 横幅区域 */
.banner {
  height: 300px;
  position: relative;
  overflow: hidden;
}

.banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /*background: linear-gradient(to bottom, rgba(30, 115, 190, 0.6), rgba(30, 115, 190, 0.2));*/
  z-index: 1;
}

/* 业务内容区域 */
.business-content {
  padding: 40px 0;
}

.business-content .container {
  display: flex;
  gap: 30px;
}

/* 侧边栏 */
.sidebar {
  width: 220px;
  flex-shrink: 0;
}

.sidebar h2 {
  background-color: #1e73be;
  color: white;
  padding: 15px;
  text-align: center;
  font-size: 18px;
}

.sidebar-menu {
  background-color: white;
  border: 1px solid #e0e0e0;
}

.sidebar-menu a {
  display: block;
  padding: 12px 15px;
  border-bottom: 1px solid #e0e0e0;
  color: #555;
  font-size: 14px;
  transition: all 0.3s;
}

.sidebar-menu a:last-child {
  border-bottom: none;
}

.sidebar-menu a.active, .sidebar-menu a:hover {
  background-color: #1e73be;
  color: white;
}

/* 主内容 */
.main-content {
  flex-grow: 1;
  background-color: white;
  padding: 20px;
  border: 1px solid #e0e0e0;
}

.breadcrumb {
  font-size: 12px;
  color: #888;
  margin-bottom: 20px;
}

.breadcrumb a {
  color: #888;
}

.breadcrumb a.current, .breadcrumb a:hover {
  color: #1e73be;
}

.main-content h1 {
  font-size: 24px;
  color: #1e73be;
  margin-bottom: 30px;
  font-weight: normal;
}

.business-section {
  margin-bottom: 40px;
}

.business-section h3 {
  font-size: 18px;
  color: #333;
  margin-bottom: 20px;
  font-weight: 500;
}

.business-section p {
  line-height: 1.8;
  margin-bottom: 20px;
  font-size: 14px;
  color: #555;
}

.platform-info {
  display: flex;
  gap: 30px;
  align-items: center;
  margin-top: 30px;
}

.platform-text {
  flex: 2;
}

.platform-logos {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
}

.platform-logos img {
  width: 60px;
  height: 60px;
}

/* 店铺列表 */
.store-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.store-item {
  text-align: center;
  padding: 15px;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  transition: all 0.3s;
}

.store-item:hover {
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
  transform: translateY(-5px);
}

.store-item img {
  width: 60px;
  height: 60px;
  margin-bottom: 10px;
}

.store-item p {
  font-size: 14px;
  color: #333;
}

.business-description {
  margin-top: 40px;
}

/* 页脚 */
footer {
  background-color: #333;
  color: white;
  padding: 30px 0;
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.footer-logo {
  display: flex;
  align-items: center;
}

.footer-logo img {
  width: 70px;
 
}

.footer-logo span {
  font-size: 14px;
  margin-left: 10px;
}

.footer-nav {
  display: flex;
}

.footer-nav a {
  margin-right: 20px;
  color: #ccc;
  font-size: 13px;
}

.footer-nav a:hover {
  color: white;
}

.footer-info {
  color: #ccc;
  font-size: 12px;
}

.footer-info p {
  margin-bottom: 5px;
}

.footer-contact {
  display: flex;
  align-items: center;
}

.social-icon {
  margin-right: 15px;
}

.social-icon img {
  width: 24px;
  height: 24px;
}

.search-box {
  display: flex;
  border: 1px solid #555;
  border-radius: 20px;
  overflow: hidden;
}

.search-box input {
  background-color: transparent;
  border: none;
  padding: 5px 10px;
  color: white;
  width: 120px;
}

.search-box button {
  background-color: transparent;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.search-box button img {
  width: 16px;
  height: 16px;
}

/* 响应式调整 */
@media (max-width: 1024px) {
  .business-content .container {
    flex-direction: column;
  }
  
  .sidebar {
    width: 100%;
    margin-bottom: 20px;
  }
  
  .store-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  header .container {
    flex-direction: column;
  }
  
  nav ul {
    margin-top: 15px;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  nav ul li {
    margin: 5px 10px;
  }
  
  .platform-info {
    flex-direction: column;
  }
  
  .store-list {
    grid-template-columns: 1fr;
  }
  
  footer .container {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-logo, .footer-nav, .footer-info, .footer-contact {
    margin-bottom: 20px;
  }
  
  .footer-logo, .footer-nav {
    justify-content: center;
  }
}