/* 测试按钮 - 用于验证修复效果 */
.test-btn {
  display: block;
  width: 200px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  background: #2563eb;
  color: white;
  border-radius: 8px;
  margin: 200px auto;
  cursor: pointer;
}

/* 客服悬浮窗口容器 - 固定定位确保滚动时不移动 */
.service-widget {
  /* 初始状态隐藏 */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0.5s ease;

  position: fixed;
  right: 30px;
  bottom: 50px;
  z-index: 9999; /* 最高层级，确保不被其他元素遮挡 */
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 15px;
}

/* 新增：显示客服窗口的类 */
.service-widget.show {
  opacity: 1;
  visibility: visible;
}

/* 折叠/展开触发按钮 */
.service-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
  transition: var(--transition);
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  /* 移动端触摸优化 */
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
}

/* 按钮点击波纹效果 */
.service-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 120%;
  height: 120%;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0.6s ease-out;
}

.service-toggle:active::after {
  transform: translate(-50%, -50%) scale(1);
}

.service-toggle:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

.service-toggle i {
  font-size: 26px;
  z-index: 1;
  transition: var(--transition);
}

/* 功能面板（默认显示：初始添加active类） */
.service-panel {
  width: 300px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
  padding: 25px;
  /* 初始状态保持显示 */
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
  transition: var(--transition);
  /* 防止移动端点击穿透 */
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  /* 关键：添加z-index确保收起时层级低于按钮 */
  z-index: 1;
}

/* 面板收起状态 - 核心修复 */
.service-panel:not(.active) {
  transform: translateX(130%);
  opacity: 0;
  pointer-events: none;
  /* 修复1：添加绝对隐藏，彻底移除占位 */
  position: absolute;
  right: 0;
  /* 修复2：设置宽度为0，彻底消除遮挡 */
  width: 0;
  padding: 0;
  border: none;
  /* 修复3：确保层级最低 */
  z-index: -1;
}

/* 面板展开动画 */
.service-panel.active {
  animation: fadeIn 0.4s ease forwards;
  position: static;
  width: 300px;
  padding: 25px;
  border: 1px solid var(--border-color);
  z-index: 1;
  /* 确保动画正常触发 */
  opacity: 1;
  transform: translateX(0);
}

@keyframes fadeIn {
  from {
      opacity: 0;
      transform: translateX(50px);
  }
  to {
      opacity: 1;
      transform: translateX(0);
  }
}

/* 面板标题区域 */
.service-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  padding-bottom: 5px;
  border-bottom: 1px solid #f0f4f9;
}

.service-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-title i {
  color: var(--primary-color);
  font-size: 22px;
}

.service-desc {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 4px;
}

/* 功能列表 */
.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-item {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  /* 移动端触摸优化 */
  touch-action: manipulation;
}

.service-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: transparent;
  transition: var(--transition);
}

.service-item:hover {
  background-color: var(--bg-gray);
  transform: translateX(3px);
}

.service-item:active {
  transform: translateX(1px); /* 移动端点击反馈 */
}

.service-item:hover::before {
  background: var(--primary-color);
}

/* 微信功能特殊样式 */
.service-item.wechat-item:hover::before {
  background: var(--wechat-color);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 16px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
}

.service-item:hover .service-icon {
  transform: scale(1.1);
}

.icon-primary {
  background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 100%);
  color: var(--primary-color);
}

.icon-wechat {
  background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
  color: var(--wechat-color);
}

.service-icon i {
  font-size: 22px;
}

.service-info {
  flex: 1;
}

.service-name {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 3px;
}

.service-meta {
  font-size: 12px;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.service-meta i {
  font-size: 10px;
}

/* 微信二维码弹窗 */
.qrcode-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px); /* 兼容iOS */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  padding: 20px; /* 移动端边距 */
}

.qrcode-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.qrcode-container {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
  transform: scale(0.9);
  transition: var(--transition);
  max-width: 320px;
  width: 100%; /* 移动端占满可用宽度 */
}

.qrcode-modal.active .qrcode-container {
  transform: scale(1);
}

.qrcode-wrapper {
  width: 200px;
  height: 200px;
  margin: 0 auto 20px;
  padding: 10px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border: 1px solid #eee;
}

.qrcode-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
  /* 临时占位图 */
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  font-size: 12px;
}

.qrcode-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.qrcode-desc {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 25px;
  line-height: 1.5;
}

/* 留言板弹窗 */
.lyb-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px); /* 兼容iOS */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  padding: 20px; /* 移动端边距 */
  overflow-y: auto; /* 移动端滚动兼容 */
}

.lyb-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.lyb-container {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 20px; /* 移动端减少内边距 */
  text-align: center;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
  transform: scale(0.9);
  transition: var(--transition);
  max-width: 1150px;
  width: 100%; /* 移动端占满可用宽度 */
}

.lyb-modal.active .lyb-container {
  transform: scale(1);
}

.message-board {
  width: 100% !important; /* 强制占满容器 */
  padding: 15px !important;
  margin: 0 !important;
}

.message-board h3 {
  font-size: 18px;
  margin-bottom: 15px !important;
}

.close-btn {
  padding: 10px 30px;
  background: var(--primary-gradient);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
  margin-top: 20px;
  /* 移动端触摸优化 */
  touch-action: manipulation;
  -webkit-user-select: none;
  user-select: none;
}

.close-btn:hover {
  background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

.close-btn:active {
  transform: translateY(0); /* 移动端点击反馈 */
}

/* ========== 响应式适配 - 分层优化 ========== */
/* 平板设备 (768px - 1024px) */
@media (max-width: 1024px) and (min-width: 769px) {
  .service-widget {
      right: 25px;
      bottom: 40px;
  }
  .service-panel {
      width: 280px;
      padding: 20px;
  }
  .service-panel.active {
      width: 280px;
      padding: 20px;
  }
  .qrcode-wrapper {
      width: 190px;
      height: 190px;
  }
}

/* 移动端 (768px 及以下) */
@media (max-width: 768px) {
  .service-widget {
      right: 15px;
      bottom: 20px;
      gap: 10px;
  }

  .service-toggle {
      width: 54px;
      height: 54px;
  }

  .service-toggle i {
      font-size: 24px;
  }

  .service-panel {
      width: calc(100vw - 50px);
      max-width: 300px;
      padding: 20px 15px;
      border-radius: 12px;
  }

  .service-panel.active {
      width: calc(100vw - 50px);
      max-width: 300px;
      padding: 20px 15px;
  }

  .service-title {
      font-size: 18px;
  }

  .service-title i {
      font-size: 20px;
  }

  .service-desc {
      font-size: 12px;
  }

  .service-item {
      padding: 12px 14px;
  }

  .service-icon {
      width: 42px;
      height: 42px;
      margin-right: 12px;
  }

  .service-icon i {
      font-size: 20px;
  }

  .service-name {
      font-size: 15px;
  }

  .service-meta {
      font-size: 11px;
  }

  /* 二维码弹窗适配 */
  .qrcode-container {
      padding: 20px 15px;
      max-width: 280px;
  }

  .qrcode-wrapper {
      width: 180px;
      height: 180px;
      margin-bottom: 15px;
  }

  .qrcode-title {
      font-size: 17px;
  }

  .qrcode-desc {
      font-size: 13px;
      margin-bottom: 20px;
  }

  /* 留言板弹窗适配 */
  .lyb-container {
      padding: 15px;
      max-width: 100%;
  }

  iframe {
      height: 400px !important;
      min-height: 300px; /* 确保移动端有足够高度 */
  }

  .close-btn {
      padding: 9px 25px;
      font-size: 14px;
      margin-top: 15px;
  }
}

/* 小屏手机 (375px 及以下) */
@media (max-width: 375px) {
  .service-panel {
      width: calc(100vw - 40px);
  }
  .service-panel.active {
      width: calc(100vw - 40px);
  }
  .qrcode-wrapper {
      width: 160px;
      height: 160px;
  }

  iframe {
      height: 350px !important;
  }
}

/* 超小屏手机 (320px 及以下) */
@media (max-width: 320px) {
  .service-item {
      padding: 10px 12px;
  }
  
  .service-icon {
      width: 38px;
      height: 38px;
  }
  
  iframe {
      height: 300px !important;
  }
}