/* ============================================
   完整侧边栏样式文件
   包含：基础重置、导航栏、侧边栏、底部Tab栏、留言板等全部样式
   可直接复制使用，无需额外引入
   ============================================ */

[v-cloak] {
  display: none;
}

/* 基础样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #4a6cf7;
  --primary-dark: #3a5ce5;
  --secondary: #6c757d;
  --accent: #ff6b6b;
  --light: #f8f9fa;
  --dark: #212529;
  --gray: #6c757d;
  --transition: all 0.3s ease;
}

body {
  background-color: #f5f7ff;
  color: #333;
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
}

ul {
  list-style-type: none;
}

/* ----- 导航栏核心样式 ----- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent;
  transition: background-color 0.4s cubic-bezier(0.23, 1, 0.32, 1),
    box-shadow 0.4s ease,
    transform 0.35s ease-in-out;
  transform: translateY(0);
}

/* 滚动后导航栏样式 */
.site-header.scrolled-bg {
  background-color: rgba(20, 20, 25, 0.98) !important;
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* 滚动向下时隐藏导航栏 */
.site-header.hidden-nav {
  transform: translateY(-100%);
  transition: transform 0.4s ease-in-out;
}

/* 导航容器 */
.nav-container {
  max-width: 1640px;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

/* Logo 区域 */
.nav-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.logo-img {
  width: 65px;
  height: auto;
  margin-right: 10px;
}

.logo {
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.2;
  transition: all 0.3s;
  text-decoration: none;
  white-space: nowrap;
}

.logo:hover {
  transform: scale(1.05);
  letter-spacing: 1px;
}

/* 未滚动时 Logo 样式 */
.site-header:not(.scrolled-bg) .logo {
  color: #ffffff;
  background: none;
  -webkit-background-clip: unset;
  background-clip: unset;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  font-weight: 700;
}

/* 导航菜单 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-item {
  position: relative;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  font-size: 1.15rem;
  font-weight: 500;
  color: #ffffff;
  padding: 0.5rem 0;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.3s;
  white-space: nowrap;
}

.nav-link .arrow {
  font-size: 0.7rem;
  transition: transform 0.3s;
  opacity: 0.7;
}

.nav-item:hover .nav-link .arrow {
  transform: rotate(180deg);
}

/* 未滚动时导航链接样式 */
.site-header:not(.scrolled-bg) .nav-link {
  color: #ffffff;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
  font-weight: 550;
}

.nav-link:hover {
  color: #ffd966;
  transform: translateY(-2px);
}

/* 下拉二级菜单动画 */
.submenu {
  position: absolute;
  top: 100%;
  left: -1.2rem;
  min-width: 200px;
  background: #2a2a2f;
  border-radius: 14px;
  padding: 0.8rem 0;
  box-shadow: 0 18px 35px -8px rgba(0, 0, 0, 0.2), 0 4px 12px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
  border: 1px solid #3a3a40;
}

.nav-item:hover .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(4px) scale(1);
  pointer-events: auto;
}

.submenu a {
  display: block;
  padding: 0.6rem 1.8rem;
  color: #e0e0e0;
  font-size: 0.9rem;
  font-weight: 450;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.submenu a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: #ffd966;
  opacity: 0.2;
  transition: width 0.3s;
}

.submenu a:hover {
  background: #3a3a40;
  padding-left: 2.2rem;
  color: #ffd966;
  transform: translateX(5px);
}

.submenu a:hover::before {
  width: 100%;
}

/* 语言下拉框 */
.lang-dropdown {
  position: relative;
  margin-left: 1.2rem;
}

.lang-selector {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 40px;
  cursor: pointer;
  font-weight: 500;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s;
}

.lang-selector:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  background: rgba(255, 255, 255, 0.2);
}

.site-header:not(.scrolled-bg) .lang-selector {
  background: rgba(0, 0, 0, 0.3);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

.lang-selector .arrow {
  font-size: 0.7rem;
  transition: transform 0.3s;
  opacity: 0.7;
}

.lang-selector .arrow.rotated {
  transform: rotate(180deg);
}

.lang-options {
  position: absolute;
  top: 120%;
  right: 0;
  background: #2a2a2f;
  border-radius: 16px;
  padding: 0.5rem 0;
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  min-width: 120px;
  border: 1px solid #3a3a40;
}

.lang-dropdown:hover .lang-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.lang-option {
  display: block;
  padding: 0.6rem 1.5rem;
  text-decoration: none;
  color: #e0e0e0;
  font-size: 0.9rem;
  transition: all 0.3s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.lang-option::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: #ffd966;
  opacity: 0.2;
  transition: width 0.3s;
}

.lang-option:hover {
  background: #3a3a40;
  transform: translateX(5px);
  color: #ffd966;
}

.lang-option:hover::before {
  width: 100%;
}

.lang-option.active {
  background: #ffd966;
  color: #1a1e24;
}

/* 移动端菜单按钮 */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1010;
}

.mobile-toggle span {
  width: 100%;
  height: 2px;
  background: #ffffff;
  transition: 0.3s;
}

.mobile-toggle:hover span {
  background: #ffd966;
}

/* 响应式导航 (1100px 以下) */
@media (max-width: 1100px) {
  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(30, 30, 35, 0.98);
    backdrop-filter: blur(18px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 5rem 2rem 2rem;
    z-index: 1002;
    overflow-y: auto;
    margin: 0;
  }

  .nav-menu.menu-open {
    transform: translateX(0);
  }

  .nav-container {
    padding: 1.5rem;
    width: 100%;
  }

  /* 移动端语言下拉框项 */
  .lang-dropdown-item {
    width: 100%;
    text-align: center;
  }

  .lang-dropdown-item .lang-dropdown {
    margin-left: 0;
    width: 100%;
    max-width: 200px;
    margin: 0 auto;
  }

  .lang-dropdown-item .lang-selector {
    justify-content: center;
  }

  /* 移动端语言选项下拉 - 修改为相对定位，显示在菜单内 */
  .lang-dropdown-item .lang-options {
    position: static;
    background: #3a3a40;
    box-shadow: none;
    border-radius: 12px;
    margin-top: 0.5rem;
    padding: 0.5rem 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    display: none;
    width: 100%;
    border: 1px solid #4a4a50;
  }

  .lang-dropdown-item .lang-options.show {
    display: block;
  }

  .lang-dropdown-item .lang-option {
    padding: 0.8rem 1.5rem;
    text-align: center;
    color: #ffffff;
  }

  .lang-dropdown-item .lang-option:hover {
    background: #4a4a50;
    transform: none;
    padding-left: 1.5rem;
  }

  /* 移动端隐藏 hover 效果，使用点击展开 */
  .lang-dropdown:hover .lang-options {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

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

  .nav-link {
    justify-content: center;
    width: 100%;
  }

  .submenu {
    position: static;
    background: #3a3a40;
    box-shadow: none;
    border-radius: 12px;
    margin-top: 0.5rem;
    padding: 0.5rem 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    display: none;
    width: 100%;
    border: 1px solid #4a4a50;
  }

  .nav-item.submenu-open .submenu {
    display: block;
  }

  .submenu a {
    padding: 0.8rem 1.5rem;
    text-align: center;
    color: #ffffff;
  }

  .submenu a:hover {
    background: #4a4a50;
    transform: none;
    padding-left: 1.5rem;
  }

  .nav-item.submenu-open .nav-link .arrow {
    transform: rotate(180deg);
  }
}

/* ============================================
   右侧悬浮侧边栏样式
   ============================================ */
.side-toolbar {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  gap: 12px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s, visibility 0.4s;
}

.side-toolbar.visible {
  opacity: 1;
  visibility: visible;
}

.tool-item {
  position: relative;
  /* width: 52px; */
  /* height: 52px; */
  width: 40px;
  height: 40px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid #f0f2f5;
}

.tool-item:hover {
  transform: scale(1.15);
  background: #1a1e24;
  color: white;
  border-color: #1a1e24;
}

/* 微信专用 tool-tip 样式 - 使用 v-show 控制，不再依赖 hover */
.tool-item.wechat .wechat-tip {
  position: absolute;
  z-index: 1001;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  background: white;
  padding: 0;
  border-radius: 16px;
  white-space: normal;
  overflow: hidden;
  line-height: 0;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.1);
  margin-right: 12px;
  border: 1px solid #eaedf0;
  pointer-events: none;
}

.tool-item.wechat .wechat-tip img {
  display: block;
  width: 180px;
  height: auto;
}

/* 图标样式 - 使用原图片路径 */
.wechat-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('data:image/svg+xml;base64,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');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.phone-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('../image/cdh.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.tel-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('../image/tel.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.email-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('../image/cyx.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.top-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('../image/upload.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* 新增社交图标样式 */
.tiktok-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%235D5D5D"><path d="M12.525.02c1.31-.02 2.61-.01 3.91-.02.08 1.53.63 3.09 1.75 4.17 1.12 1.11 2.7 1.62 4.24 1.79v4.03c-1.44-.05-2.89-.35-4.2-.97-.57-.26-1.1-.59-1.62-.93-.01 2.92.01 5.84-.02 8.75-.08 1.4-.54 2.79-1.35 3.94-1.31 1.92-3.58 3.17-5.91 3.21-1.43.08-2.86-.31-4.08-1.03-2.02-1.19-3.44-3.37-3.65-5.71-.02-.5-.03-1-.01-1.49.18-1.9 1.12-3.72 2.58-4.96 1.66-1.44 3.98-2.13 6.15-1.72.02 1.48-.04 2.96-.04 4.44-.99-.32-2.15-.23-3.02.37-.63.41-1.11 1.04-1.36 1.75-.21.51-.15 1.07-.14 1.61.24 1.64 1.82 3.02 3.5 2.87 1.12-.01 2.19-.66 2.77-1.61.19-.33.4-.67.41-1.06.1-1.79.06-3.57.07-5.36.01-4.03-.01-8.05.02-12.07z"/></svg>');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.facebook-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%235D5D5D"><path d="M24 12.073c0-6.627-5.373-12-12-12s-12 5.373-12 12c0 5.99 4.388 10.954 10.125 11.854v-8.385H7.078v-3.47h3.047V9.43c0-3.007 1.792-4.669 4.533-4.669 1.312 0 2.686.235 2.686.235v2.953H15.83c-1.491 0-1.956.925-1.956 1.874v2.25h3.328l-.532 3.47h-2.796v8.385C19.612 23.027 24 18.062 24 12.073z"/></svg>');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.instagram-icon {
  /* width: 24px; */
  /* height: 24px; */
  width: 21px;
  height: 21px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%235D5D5D"><path d="M12 2.163c3.204 0 3.584.012 4.85.07 3.252.148 4.771 1.691 4.919 4.919.058 1.265.069 1.645.069 4.849 0 3.205-.012 3.584-.069 4.849-.149 3.225-1.664 4.771-4.919 4.919-1.266.058-1.644.07-4.85.07-3.204 0-3.584-.012-4.849-.07-3.26-.149-4.771-1.699-4.919-4.92-.058-1.265-.07-1.644-.07-4.849 0-3.204.013-3.583.07-4.849.149-3.227 1.664-4.771 4.919-4.919 1.266-.057 1.645-.069 4.849-.069zM12 0C8.741 0 8.333.014 7.053.072 2.695.272.273 2.69.073 7.052.014 8.333 0 8.741 0 12c0 3.259.014 3.668.072 4.948.2 4.358 2.618 6.78 6.98 6.98C8.333 23.986 8.741 24 12 24c3.259 0 3.668-.014 4.948-.072 4.354-.2 6.782-2.618 6.979-6.98.059-1.28.073-1.689.073-4.948 0-3.259-.014-3.667-.072-4.947-.196-4.354-2.617-6.78-6.979-6.98C15.668.014 15.259 0 12 0zm0 5.838a6.162 6.162 0 100 12.324 6.162 6.162 0 000-12.324zM12 16a4 4 0 110-8 4 4 0 010 8zm6.406-11.845a1.44 1.44 0 100 2.881 1.44 1.44 0 000-2.881z"/></svg>');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* ============================================
   底部 Footer 新增社交图标样式
   ============================================ */
.footer-social-icons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 0.5rem;
}

.footer-social-item {
  position: relative;
  width: 44px;
  height: 44px;
  background: rgba(219, 223, 229, 0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid rgba(219, 223, 229, 0.2);
  text-decoration: none;
}

.footer-social-item:hover {
  background: rgba(219, 223, 229, 0.3);
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.footer-social-icon {
  width: 20px;
  height: 20px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: brightness(0) invert(0.8);
  transition: all 0.3s ease;
}

.footer-social-item:hover .footer-social-icon {
  filter: brightness(0) invert(1);
}

/* 底部微信二维码提示样式 */
.footer-social-item.wechat .footer-wechat-tip {
  position: absolute;
  z-index: 1002;
  left: 50%;
  bottom: 100%;
  transform: translateX(-50%);
  background: white;
  padding: 0;
  border-radius: 12px;
  white-space: normal;
  overflow: hidden;
  line-height: 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  margin-bottom: 12px;
  border: 1px solid #eaedf0;
  pointer-events: none;
}

.footer-social-item.wechat .footer-wechat-tip img {
  display: block;
  width: 150px;
  height: auto;
}

/* Footer 中的社交图标 */
.footer-social-item .wechat-icon,
.footer-social-item .phone-icon,
.footer-social-item .tel-icon,
.footer-social-item .email-icon,
.footer-social-item .tiktok-icon,
.footer-social-item .facebook-icon,
.footer-social-item .instagram-icon {
  width: 20px;
  height: 20px;
}

/* ============================================
   底部Tab栏样式 (屏幕宽度小于1100px时显示)
   ============================================ */
.mobile-bottom-tabbar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 70px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  z-index: 999;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  padding: 8px 12px;
  justify-content: space-around;
  align-items: center;
}

.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 6px 0;
  cursor: pointer;
  transition: all 0.2s;
  border-radius: 12px;
  color: #5a5a66;
  position: relative;
}

.tab-item:active {
  background: rgba(0, 0, 0, 0.05);
  transform: scale(0.96);
}

.tab-icon {
  width: 40px;
  height: 40px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* 底部Tab栏图标 - 使用相同图片路径 */
.tab-item .wechat-icon {
  background-image: url('data:image/svg+xml;base64,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');
}

.tab-item .phone-icon {
  background-image: url('../image/cdh.png');
}

.tab-item .tel-icon {
  background-image: url('../image/tel.png');
}

.tab-item .email-icon {
  background-image: url('../image/cyx.png');
}

.tab-item .top-icon {
  background-image: url('../image/upload.png');
}

.tab-item .msg-icon {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%235D5D5D"><path d="M20 2H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h4l4 4 4-4h4c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2z"/></svg>');
}

.tab-label {
  font-size: 11px;
  font-weight: 500;
}

/* 底部Tab栏占位盒子，防止遮挡页面底部内容 */
.tabbar-placeholder {
  display: none;
  height: 70px;
  width: 100%;
}

/* 响应式：屏幕宽度小于1100px时切换为底部Tab栏 */
@media (max-width: 1100px) {

  /* 隐藏桌面悬浮侧边栏 */
  /* .side-toolbar {
    display: none !important;
  } */

  /* .msg-toggle{
    display: none !important;
  } */

  /* 显示底部Tab栏 */
  .mobile-bottom-tabbar {
    display: flex;
  }

  /* 显示占位盒子 */
  .tabbar-placeholder {
    display: block;
  }

  /* 留言板位置微调，避免与Tab栏重叠 */
  .message-board {
    bottom: 80px;
  }
}

/* ============================================
   留言板样式
   ============================================ */

.message-board {
  position: fixed;
  right: 20px;
  bottom: 30px;
  z-index: 998;
}

.msg-toggle {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #ff6b6b 0%, #ff8e53 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 28px;
  cursor: pointer;
  box-shadow: 0 12px 32px rgba(255, 107, 107, 0.4);
  transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  animation: pulse-msg 2s infinite;
}

@keyframes pulse-msg {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.6);
  }

  70% {
    box-shadow: 0 0 0 15px rgba(255, 107, 107, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(255, 107, 107, 0);
  }
}

.msg-toggle:hover {
  transform: scale(1.2);
  box-shadow: 0 20px 40px rgba(255, 107, 107, 0.5);
  animation: none;
}

.msg-panel {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 360px;
  max-width: calc(100vw - 40px);
  background: white;
  border-radius: 28px;
  padding: 2rem 1.8rem;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(30px) scale(0.9);
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  border: 1px solid #f0f2f5;
  word-wrap: break-word;
  overflow-wrap: break-word;
  box-sizing: border-box;
}

@media (max-width: 480px) {
  .msg-panel {
    width: 300px;
    right: -10px;
    padding: 1.5rem 1.2rem;
  }
}

.message-board.open .msg-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.msg-panel h3 {
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  font-weight: 600;
}

.msg-panel input,
.msg-panel textarea {
  width: 100%;
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid #eaedf0;
  border-radius: 16px;
  font-size: 0.95rem;
  transition: all 0.3s;
  outline: none;
  box-sizing: border-box;
  max-width: 100%;
}

.msg-panel input:focus,
.msg-panel textarea:focus {
  border-color: #1f2b3c;
  box-shadow: 0 0 0 4px rgba(31, 43, 60, 0.1);
  transform: scale(1.02);
}


.send-btn {
  width: 100%;
  padding: 1rem;
  background: #2a2a2f;
  color: white;
  border: none;
  border-radius: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}

.send-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.send-btn:hover {
  background: #3a3a40;
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.send-btn:hover::before {
  width: 300px;
  height: 300px;
}

/* ============================================
   底部 Footer 样式
   ============================================ */
.footer {
  background: #12171e;
  color: #dbdfe5;
  padding: 3rem 2rem 2rem;
  margin-top: 3rem;
  width: 100%;
}

.footer-inner {
  max-width: 1640px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
}

@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-col h4 {
  margin-bottom: 1.5rem;
  color: white;
  font-size: 1.1rem;
  position: relative;
  display: inline-block;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 30px;
  height: 2px;
  background: #dbdfe5;
  transition: width 0.4s;
}

.footer-col:hover h4::after {
  width: 50px;
}

.footer-col p {
  margin-bottom: 0.8rem;
  opacity: 0.7;
  transition: all 0.3s;
  cursor: default;
}

.footer-col p:hover {
  opacity: 1;
  transform: translateX(8px);
  color: white;
}

.social-links {
  display: flex;
  gap: 1.8rem;
  margin-top: 1rem;
}

.social-links a {
  color: #cfd4dc;
  text-decoration: none;
  font-size: 1.7rem;
  transition: all 0.4s;
  display: inline-block;
}

.social-links a:hover {
  color: white;
  transform: translateY(-8px) scale(1.2);
}

/* 新增 ICP 等证照信息样式 */
.footer-icp {
  max-width: 1640px;
  margin: 2rem auto 0;
  padding: 1.5rem 0 0;
  border-top: 1px solid rgba(219, 223, 229, 0.2);
  text-align: center;
  color: #9aa3b0;
  font-size: 0.9rem;
}

.footer-icp a {
  color: #b5bdc8;
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-icp span {
  margin: 0 8px;
}

/* ============================================
   图片放大CSS (保留原功能)
   ============================================ */
.maximg-box {
  background-color: rgba(0, 0, 0, 0.3);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999999999;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.maximg-colse {
  position: absolute;
  right: 40px;
  top: 80px;
  width: 30px;
  height: 30px;
  z-index: 99999999999;
}

.maximg-content {
  width: 90%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.maximg-btn {
  width: 30px;
  height: 30px;
  cursor: pointer;
  position: relative;
  z-index: 99999999999;
}

.maximg-img {
  width: 80%;
  height: auto;
  transition: transform 0.3s ease;
  cursor: pointer;
}