/* 
 * header.css - 网站头部样式
 * 
 * 默认设计宽度：1440px
 * 适配：PC端和移动端
 */

/* 基础重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #333;
  background-color: #fff;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease;
}

.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 城市选择面板 */
.city-select-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.city-select-panel .container {
  background-color: #fff;
  width: 90%;
  max-width: 600px;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
  animation: fadeInDown 0.4s ease;
  overflow: hidden;
  padding: 0;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  border-bottom: 1px solid #eaeaea;
  background-color: #f9f9f9;
}

.panel-header h4 {
  margin: 0;
  font-size: 18px;
  color: #333;
  font-weight: 600;
  display: flex;
  align-items: center;
}

.panel-header h4::before {
  content: '\f3c5';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  margin-right: 8px;
  font-size: 14px;
  color: #0056b3;
}

.close-panel {
  background: transparent;
  border: none;
  font-size: 18px;
  color: #777;
  cursor: pointer;
  padding: 5px;
  transition: all 0.3s;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.close-panel:hover {
  color: #333;
  transform: rotate(90deg);
}

.panel-body {
  padding: 20px;
}

.main-city {
  margin-bottom: 20px;
  text-align: center;
}

.main-city .city-item {
  display: inline-block;
  padding: 8px 20px;
  background-color: #f0f7ff;
  border: 1px solid #d4e6ff;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 500;
  color: #0056b3;
  transition: all 0.3s ease;
  box-shadow: 0 1px 3px rgba(0, 83, 179, 0.1);
}

.main-city .city-item:hover,
.main-city .city-item.active {
  background-color: #0056b3;
  color: #fff;
  border-color: #0056b3;
  transform: translateY(-1px);
}

.hot-cities-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  border-bottom: 1px solid #eaeaea;
  padding-bottom: 10px;
}

.hot-cities-title {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  position: relative;
  padding-left: 10px;
}

.hot-cities-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 3px;
  height: 16px;
  width: 3px;
  background-color: #0056b3;
  border-radius: 2px;
}

.more-cities-btn {
  color: #0056b3;
  text-decoration: none;
  font-size: 14px;
  transition: all 0.3s;
  padding: 4px 12px;
  border-radius: 4px;
  background-color: #f0f7ff;
}

.more-cities-btn:hover {
  color: #fff;
  background-color: #0056b3;
  text-decoration: none;
}

.city-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.city-item {
  display: inline-block;
  padding: 6px 12px;
  background-color: #f5f5f5;
  border-radius: 4px;
  color: #555;
  text-decoration: none;
  transition: all 0.3s;
  margin-bottom: 0;
  border: 1px solid #e6e6e6;
  font-size: 14px;
  min-width: 60px;
  text-align: center;
}

.city-item:hover {
  background-color: #f0f7ff;
  color: #0056b3;
  border-color: #d4e6ff;
}

.city-item.active {
  background-color: #0056b3;
  color: #fff;
  border-color: #0056b3;
}

/* 顶部导航栏 */
.header-main {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: #0056b3; /* 蓝色背景 */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: all 0.3s ease;
}

/* 滚动时的导航栏样式 */
.header-main.header-scrolled {
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  background-color: #004b9e; /* 滚动时背景色略深 */
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

/* Logo 样式 */
.header-logo {
  display: flex;
  align-items: center;
}

/* 动态Logo样式 */
.dynamic-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: all 0.3s ease;
  padding: 8px 0;
}

.dynamic-logo:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.logo-icon {
  margin-right: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #ffffff, #f8fdff);
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.2), 
              0 2px 8px rgba(0, 86, 179, 0.1),
              inset 0 1px 0 rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.logo-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.1));
  border-radius: 10px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.dynamic-logo:hover .logo-icon {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3), 
              0 4px 16px rgba(0, 86, 179, 0.15),
              inset 0 1px 0 rgba(255, 255, 255, 1);
  border-color: rgba(255, 255, 255, 1);
}

.dynamic-logo:hover .logo-icon::before {
  opacity: 1;
}

.logo-icon-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  transition: all 0.3s ease;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
  position: relative;
  z-index: 2;
}

.dynamic-logo:hover .logo-icon-img {
  transform: scale(1.1);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
}

.logo-text {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  line-height: 1;
  gap: 2px;
}

.logo-text-main {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  transition: all 0.3s ease;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

.logo-text-sub {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  transition: all 0.3s ease;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

.dynamic-logo:hover .logo-text-main {
  text-shadow: 0 3px 6px rgba(0, 0, 0, 0.6);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}

.dynamic-logo:hover .logo-text-sub {
  text-shadow: 0 3px 6px rgba(0, 0, 0, 0.6);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}

/* 兼容原有的logo-img样式（备用） */
.logo-img {
  height: 36px;
  width: auto;
}

/* 城市切换按钮 */
.header-city {
  margin-left: 20px;
}

.city-btn {
  display: flex;
  align-items: center;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
  transition: all 0.3s;
  padding: 5px 12px;
  border-radius: 4px;
  background-color: rgba(11, 107, 203, 0.6);
  height: 32px;
  line-height: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
}

.city-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.city-btn:hover::before {
  transform: translateX(100%);
}

.city-btn i {
  margin-right: 5px;
  color: rgba(255, 255, 255, 0.9);
}

.city-btn .city-name {
  font-weight: 500;
  color: rgba(255, 255, 255, 0.95);
}

.city-btn .fa-angle-down {
  font-size: 12px;
  margin-left: 5px;
  opacity: 0.8;
  transition: transform 0.3s;
}

.city-btn:hover {
  color: #fff;
  background-color: rgba(11, 107, 203, 0.8);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.city-btn:hover .fa-angle-down {
  transform: rotate(180deg);
}

/* 主导航菜单 */
.header-nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  margin-left: 10px;
}

.main-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav li {
  position: relative;
  margin: 0 3px;
}

.main-nav li:last-child {
  margin-right: 0;
}

.main-nav li a {
  display: block;
  padding: 18px 16px;
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  font-size: 15px;
  white-space: nowrap;
  text-align: center;
}

.main-nav li a:after {
  content: '';
  position: absolute;
  bottom: 12px;
  left: 0;
  width: 0;
  height: 0;
  background-color: #fff;
  transition: width 0.3s;
}

.main-nav li a:hover {
  color: #f0f0f0;
}

.main-nav li a:hover:after,
.main-nav li.active a:after {
  width: 0;
}

.main-nav li.active a {
  color: #fff;
  font-weight: 600;
  background-color: #ff6b35;
  border-radius: 6px;
  padding: 12px 16px;
  margin: 6px 0;
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
  transition: all 0.3s ease;
}

/* 右侧工具栏 */
.header-tools {
  display: flex;
  align-items: center;
  margin-left: 30px;
}

/* 搜索按钮 */
.search-toggle {
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: #fff;
  font-size: 16px;
  transition: all 0.3s;
  margin-right: 10px;
  background-color: #0b6bcb;
  border-radius: 5px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-toggle:hover {
  color: #f0f0f0;
  background-color: #0a5cad;
}

/* 登录注册按钮 */
.header-login {
  display: flex;
  align-items: center;
  margin-left: 15px;
}

.btn-login,
.btn-register {
  display: inline-block;
  text-decoration: none;
  font-size: 14px;
  padding: 6px 15px;
  border-radius: 4px;
  transition: all 0.3s;
  text-align: center;
  height: 32px;
  line-height: 20px;
}

.btn-login {
  color: #333;
  background-color: #fff;
  border: 1px solid #e0e0e0;
  margin-right: 10px;
}

.btn-login:hover {
  background-color: #f0f0f0;
}

.btn-register {
  color: #fff;
  background-color: #0d83f1;
  border: 1px solid #0d83f1;
}

.btn-register:hover {
  background-color: #0b6bcb;
  border-color: #0b6bcb;
  color: #fff;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
  display: none;
  margin-left: 15px;
}

.menu-btn {
  color: #fff;
  background: transparent;
  border: none;
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.3s;
  text-decoration: none;
}

.menu-btn:hover {
  color: #f0f0f0;
  text-decoration: none;
}

.menu-btn i {
  pointer-events: none;
}

/* 搜索弹窗 */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.search-modal-content {
  background-color: #fff;
  width: 90%;
  max-width: 600px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
  animation: fadeInDown 0.4s ease;
}

.search-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 20px;
  border-bottom: 1px solid #eaeaea;
  background-color: #f9f9f9;
}

.search-modal-header h3 {
  margin: 0;
  font-size: 18px;
  color: #333;
  font-weight: 600;
  display: flex;
  align-items: center;
}

.search-modal-header h3::before {
  content: '\f002';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  margin-right: 8px;
  font-size: 14px;
  color: #0056b3;
}

.search-close {
  background: transparent;
  border: none;
  font-size: 18px;
  color: #777;
  cursor: pointer;
  padding: 5px;
  transition: all 0.3s;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.search-close:hover {
  color: #333;
  transform: rotate(90deg);
}

.search-modal-body {
  padding: 20px;
}

.search-input-group {
  display: flex;
  position: relative;
  margin-bottom: 20px;
}

.search-modal-input {
  width: 100%;
  padding: 12px 50px 12px 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
  outline: none;
  transition: border-color 0.3s;
}

.search-modal-input:focus {
  border-color: #4285f4;
}

.search-modal-btn {
  position: absolute;
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
  background-color: transparent;
  border: none;
  color: #4285f4;
  font-size: 18px;
  padding: 5px 10px;
  cursor: pointer;
  transition: color 0.3s;
}

.search-modal-btn:hover {
  color: #2b5cdb;
}

.hot-search {
  padding-top: 10px;
}

.hot-search h4 {
  font-size: 16px;
  color: #555;
  margin-bottom: 15px;
  font-weight: normal;
}

.hot-search-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hot-search-tags a {
  display: inline-block;
  padding: 5px 12px;
  background-color: #f5f5f5;
  border-radius: 20px;
  color: #555;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.3s;
}

.hot-search-tags a:hover {
  background-color: #e6e6e6;
  color: #333;
}

/* 移动端导航菜单 */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100%;
  background-color: #e9f2ff;
  z-index: 1001;
  box-shadow: none;
  transition: right 0.3s ease-in-out;
  overflow-y: auto;
  visibility: visible;
  display: block;
}

.mobile-nav.active {
  right: 0;
  box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
}

.mobile-nav-header {
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #0056b3;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.mobile-nav-close a {
  color: #fff;
  transition: all 0.3s;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.1);
  width: 36px;
  height: 36px;
  display: flex !important;
  align-items: center;
  justify-content: center;
}

.mobile-nav-close a:hover {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

.mobile-nav-body {
  padding: 0;
}

.mobile-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-menu li {
  border-bottom: 1px solid rgba(0, 86, 179, 0.1);
}

.mobile-menu li:first-child {
  border-top: none;
}

.mobile-menu li a {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  color: #0056b3;
  text-decoration: none;
  transition: all 0.3s;
  font-size: 15px;
  font-weight: 500;
  position: relative;
  white-space: nowrap;
}

.mobile-menu li a i {
  margin-right: 12px;
  color: #0056b3;
  width: 20px;
  text-align: center;
  font-size: 16px;
}

.mobile-menu li.active a {
  background-color: #ff6b35;
  color: #fff;
  border-left: 3px solid #ff6b35;
  padding-left: 17px;
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}

.mobile-menu li.active a i {
  color: #fff;
}

.mobile-menu li a:hover {
  background-color: #d6e6ff;
  color: #0056b3;
}

.mobile-login {
  display: flex;
  padding: 20px 15px;
  gap: 12px;
  margin-top: 15px;
  border-top: 1px solid rgba(0, 86, 179, 0.1);
}

.mobile-login .btn-login,
.mobile-login .btn-register {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  text-align: center;
  border-radius: 4px;
  font-weight: 500;
  font-size: 15px;
  transition: all 0.2s;
  text-decoration: none;
  line-height: 1;
}

.mobile-login .btn-login {
  color: #0056b3;
  background-color: #fff;
  border: 1px solid #0056b3;
}

.mobile-login .btn-register {
  color: #fff;
  background-color: #0056b3;
  border: 1px solid #0056b3;
}

.mobile-login .btn-login:hover {
  background-color: #f0f7ff;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.08);
}

.mobile-login .btn-register:hover {
  background-color: #0b6bcb;
  border-color: #0b6bcb;
  box-shadow: 0 3px 6px rgba(0, 86, 179, 0.2);
}

/* 响应式适配 */
@media (max-width: 1199px) {
  .container {
    max-width: 960px;
  }
  
  .main-nav li {
    margin: 0 10px;
  }
  
  .header-tools {
    margin-left: 20px;
  }
}

@media (max-width: 991px) {
  .container {
    max-width: 720px;
  }
  
  .header-nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .header-tools {
    margin-left: 15px;
  }
}

@media (max-width: 767px) {
  .container {
    max-width: 540px;
    padding: 0 15px;
  }
  
  .header-row {
    height: 60px;
  }
  
  .logo-img {
    height: 30px;
  }
  
  /* 移动端动态Logo样式 */
  .dynamic-logo {
    padding: 4px 0;
  }
  
  .logo-icon {
    width: 42px;
    height: 42px;
    margin-right: 8px;
    border-radius: 10px;
    box-shadow: 0 3px 12px rgba(255, 255, 255, 0.2), 
                0 1px 6px rgba(0, 86, 179, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.8);
  }
  
  .logo-icon-img {
    width: 36px;
    height: 36px;
  }
  
  .logo-text {
    display: flex;
    flex-direction: row;
    align-items: baseline;
    white-space: nowrap;
  }
  
  .logo-text-main {
    font-size: 20px;
  }
  
  .logo-text-sub {
    font-size: 20px;
  }
  
  .header-login {
    display: none;
  }
  
  .header-city {
    margin-left: 10px;
  }
  
  .city-btn {
    font-size: 12px;
    padding: 4px 8px;
    height: 28px;
    line-height: 18px;
  }
  
  .city-btn .city-name {
    display: inline-block;
    max-width: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (max-width: 576px) {
  .container {
    max-width: 100%;
    padding: 0 10px;
  }
  
  .city-select-panel .container,
  .search-modal-content {
    width: 95%;
    margin: 0 auto;
  }
  
  .panel-header h4,
  .search-modal-header h3 {
    font-size: 16px;
  }
  
  .panel-header h4::before,
  .search-modal-header h3::before {
    font-size: 13px;
  }
  
  .close-panel,
  .search-close {
    width: 24px;
    height: 24px;
    font-size: 16px;
  }
  
  .main-city {
    margin-bottom: 15px;
  }
  
  .main-city .city-item {
    padding: 6px 15px;
    font-size: 14px;
  }
  
  .hot-cities-title {
    font-size: 15px;
  }
  
  .hot-cities-title::before {
    height: 14px;
  }
  
  .city-list {
    gap: 8px;
    justify-content: flex-start;
  }
  
  .city-item {
    padding: 5px 10px;
    font-size: 13px;
  }
  
  .more-cities-btn {
    font-size: 13px;
    padding: 3px 10px;
  }
  
  /* 小屏幕动态Logo样式 */
  .logo-icon {
    width: 38px;
    height: 38px;
    margin-right: 6px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(255, 255, 255, 0.2), 
                0 1px 4px rgba(0, 86, 179, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.8);
  }
  
  .logo-icon-img {
    width: 32px;
    height: 32px;
  }
  
  .logo-text {
    display: flex;
    flex-direction: row;
    align-items: baseline;
    white-space: nowrap;
  }
  
  .logo-text-main {
    font-size: 18px;
  }
  
  .logo-text-sub {
    font-size: 18px;
  }
}

@media (max-width: 320px) {
  .mobile-login {
    padding: 15px 10px;
    gap: 8px;
  }
  
  .mobile-login .btn-login,
  .mobile-login .btn-register {
    font-size: 14px;
    height: 38px;
  }
  
  .logo-text {
    display: flex;
    flex-direction: row;
    align-items: baseline;
    white-space: nowrap;
  }
  
  .logo-text-main,
  .logo-text-sub {
    font-size: 16px;
  }
  
  .logo-icon {
    width: 34px;
    height: 34px;
    margin-right: 4px;
  }
  
  .logo-icon-img {
    width: 28px;
    height: 28px;
  }
}

/* 确保在任何设备上都能看到正确的移动导航样式 */
@media print, screen and (max-width: 991px) {
  .mobile-nav {
    display: block;
  }
  
  .mobile-nav-header h3 {
    display: block;
  }
}

/* 首屏关键渲染路径CSS */
.hero {
  min-height: 420px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 45%;
  padding: 0;
}

/* 防止FOUC闪烁 */
.animate-section {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-section.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Logo样式 */
.header-logo img {
  max-height: 50px;
  width: auto;
}