#root {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

/* 主布局自适应 */
.app-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header 响应式 */
.app-header {
  padding: 0 24px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  flex-shrink: 0;
  height: 56px;
  line-height: 56px;
  z-index: 10;
}

@media (max-width: 768px) {
  .app-header {
    padding: 0 12px;
    height: 48px;
    line-height: 48px;
  }
}

/* 侧边栏 */
.app-sider {
  background: #fff !important;
  border-right: 1px solid #f0f0f0;
  box-shadow: 2px 0 8px rgba(0,0,0,0.04);
}

.app-sider .ant-menu {
  border-right: 0;
  background: transparent;
}

/* 内容区域 */
.app-content {
  margin: 0;
  padding: 0;
  overflow: hidden;
  width: 100%;
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* 设备列表页 */
.device-list-page {
  padding: 20px;
  background: #f0f2f5;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

@media (max-width: 768px) {
  .device-list-page {
    padding: 12px;
  }
}

.device-list-card {
  background: white;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* 筛选栏响应式 */
.device-filter-bar {
  background: white;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border: 1px solid #f0f0f0;
}

.device-filter-bar .ant-form-inline {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

@media (max-width: 1200px) {
  .device-filter-bar .ant-form-inline .ant-form-item {
    margin-bottom: 8px;
  }
}

/* 空状态 */
.device-empty-state {
  text-align: center;
  padding: 60px 20px;
  color: #8c8c8c;
}

/* 独立控制页面 - 全屏自适应 */
.standalone-control-page {
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: row;
  background: #f0f2f5;
  overflow: hidden;
}

/* 控制页左侧屏幕区域 */
.control-screen-area {
  display: flex;
  flex-direction: column;
  height: 100%;
  border-right: 1px solid #e8e8e8;
  background: #fff;
  flex-shrink: 0;
  overflow: hidden;
}

/* 工具栏 */
.control-toolbar {
  padding: 6px 12px;
  border-bottom: 1px solid #f0f0f0;
  background: #fafafa;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  min-height: 40px;
}

.control-toolbar .ant-btn {
  font-size: 12px;
}

@media (max-width: 1200px) {
  .control-toolbar {
    padding: 4px 8px;
  }
  .control-toolbar .ant-btn {
    font-size: 11px;
    padding: 0 6px;
  }
}

/* 屏幕+阅读器水平布局 */
.screen-reader-row {
  display: flex;
  flex-direction: row;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.screen-reader-panel {
  width: 50%;
  border-right: 1px solid #e8e8e8;
  position: relative;
  overflow: hidden;
  background: #fafafa;
  display: flex;
  flex-direction: column;
}

.device-screen-panel {
  width: 50%;
  position: relative;
  overflow: hidden;
  background: #f5f5f5;
  display: flex;
  flex-direction: column;
}

/* 文本输入区域 */
.text-input-bar {
  height: 44px;
  border-top: 1px solid #f0f0f0;
  background: #fff;
  padding: 6px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.text-input-bar input {
  flex: 1;
  height: 30px;
  padding: 0 10px;
  border: 1px solid #d9d9d9;
  border-radius: 6px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

.text-input-bar input:focus {
  border-color: #1890ff;
  box-shadow: 0 0 0 2px rgba(24,144,255,0.1);
}

.text-input-bar button {
  height: 30px;
  padding: 0 14px;
  border: none;
  border-radius: 6px;
  background: #1890ff;
  color: #fff;
  cursor: pointer;
  font-size: 13px;
  transition: background 0.2s;
}

.text-input-bar button:hover:not(:disabled) {
  background: #40a9ff;
}

.text-input-bar button:disabled {
  background: #f5f5f5;
  color: #bfbfbf;
  cursor: not-allowed;
}

/* 系统按键区域 */
.system-keys-bar {
  padding: 8px 12px;
  border-top: 1px solid #f0f0f0;
  background: #fff;
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  gap: 10px;
}

.system-keys-bar .ant-btn {
  min-width: 72px;
  height: 34px;
  border-radius: 8px;
  font-size: 13px;
}

/* 右侧控制面板 */
.control-panel-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #fff;
  min-width: 0;
  overflow: hidden;
}

.control-panel-header {
  padding: 10px 16px;
  border-bottom: 1px solid #f0f0f0;
  background: #fafafa;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  font-size: 14px;
}

.control-panel-body {
  flex: 1;
  overflow: auto;
  padding: 0;
}

/* 底部状态栏 */
.screen-reader-status-bar {
  padding: 3px 12px;
  border-top: 1px solid #f0f0f0;
  background: #fafafa;
  font-size: 11px;
  color: #8c8c8c;
  text-align: center;
  flex-shrink: 0;
}

/* 移动端遮罩 */
.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.45);
  z-index: 999;
  animation: fadeIn 0.2s ease;
}

/* 移动端侧边栏 */
@media (max-width: 768px) {
  .ant-layout-sider {
    position: fixed !important;
    height: 100vh !important;
    z-index: 1000 !important;
  }
  
  .ant-layout-header {
    padding: 0 12px !important;
  }
}

/* 表格自适应 */
.ant-table-wrapper {
  overflow-x: auto;
}

.ant-table {
  font-size: 13px;
}