/* =============================================
   服务器互传工具箱 - 暗色主题样式
   ============================================= */

:root {
  /* 主色调 */
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #1c2333;
  --bg-sidebar: #0f1419;
  --bg-card: #161b22;
  --bg-hover: #1f2937;
  --bg-active: rgba(56, 139, 253, 0.15);

  /* 文字颜色 */
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --text-accent: #58a6ff;

  /* 边框 */
  --border-color: rgba(240, 246, 252, 0.1);
  --border-active: rgba(56, 139, 253, 0.4);

  /* 渐变色 */
  --gradient-cpu: linear-gradient(90deg, #00d4ff, #0099ff);
  --gradient-mem: linear-gradient(90deg, #3b82f6, #8b5cf6, #ef4444);
  --gradient-disk: linear-gradient(90deg, #fbbf24, #f59e0b, #ef4444);
  --gradient-primary: linear-gradient(90deg, #2563eb, #38bdf8);
  --gradient-accent: linear-gradient(135deg, #667eea, #764ba2);
  --gradient-sidebar-active: linear-gradient(90deg, rgba(56, 139, 253, 0.2), transparent);

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(56, 139, 253, 0.15);

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  /* 尺寸 */
  --sidebar-width: 220px;
  --toolbar-height: 48px;

  /* 过渡 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* 功能色 */
  --accent-color: #1d4ed8;
}

/* =============================================
   浅色主题覆盖
   ============================================= */
body.light-theme {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eef1f5;
  --bg-sidebar: #f0f2f5;
  --bg-card: #ffffff;
  --bg-hover: #e8ecf1;
  --bg-active: rgba(56, 139, 253, 0.1);

  --text-primary: #1f2937;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  --text-accent: #2563eb;

  --border-color: rgba(0, 0, 0, 0.15);
  --border-active: rgba(56, 139, 253, 0.5);

  --gradient-sidebar-active: linear-gradient(90deg, rgba(56, 139, 253, 0.12), transparent);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 20px rgba(56, 139, 253, 0.08);

  --accent-color: #2563eb;
}

/* 浅色模式下增强元素样式 */
body.light-theme .sidebar {
  border-right-color: rgba(0, 0, 0, 0.12);
  background: var(--bg-sidebar);
}

body.light-theme .sidebar-footer {
  background: rgba(0, 0, 0, 0.04);
}

/* 浅色模式下载保存地址栏 */
body.light-theme .download-path-setting {
  background: rgba(0, 0, 0, 0.04) !important;
  border-color: rgba(0, 0, 0, 0.15) !important;
}

body.light-theme .download-path-setting span {
  color: var(--text-secondary) !important;
}

body.light-theme .download-path-setting #currentDownloadPath {
  color: var(--text-accent) !important;
}

body.light-theme .download-path-setting button {
  background: var(--bg-hover) !important;
  border-color: rgba(0, 0, 0, 0.15) !important;
  color: var(--text-primary) !important;
}

body.light-theme .lestore-open-folder-btn {
  background: rgba(37, 99, 235, 0.08) !important;
  color: var(--text-accent) !important;
  border-color: rgba(37, 99, 235, 0.3) !important;
}

/* =============================================
   Reset & Base
   ============================================= */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* 主题切换过渡 */
body.light-theme .sidebar,
body.light-theme .toolbar,
body.light-theme .content-area,
body.light-theme .app-card,
body.light-theme .category-header,
body.light-theme .sub-nav-item {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* WebView2 拖拽区域 */
.app-region-drag {
  -webkit-app-region: drag;
}

.app-region-no-drag {
  -webkit-app-region: no-drag;
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(139, 148, 158, 0.3);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(139, 148, 158, 0.5);
}

/* =============================================
   密码验证遮罩
   ============================================= */
.password-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  animation: fadeIn 0.3s ease;
}

.password-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  width: 380px;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.password-icon {
  font-size: 48px;
  margin-bottom: 16px;
  animation: pulse 2s infinite;
}

.password-modal h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.password-input-wrap {
  margin-bottom: 20px;
}

.password-input-wrap input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 15px;
  outline: none;
  transition: border-color var(--transition-normal);
}

.password-input-wrap input:focus {
  border-color: var(--text-accent);
  box-shadow: 0 0 0 3px rgba(56, 139, 253, 0.15);
}

.password-btn {
  width: 100%;
  padding: 12px;
  background: var(--gradient-accent);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.password-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.password-btn:active {
  transform: translateY(0);
}

.password-error {
  color: #f85149;
  margin-top: 12px;
  font-size: 13px;
  min-height: 20px;
}

/* =============================================
   应用容器
   ============================================= */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* =============================================
   侧边栏
   ============================================= */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  z-index: 10;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 0;
}

/* 主类目组 */
.category-group {
  margin-bottom: 4px;
}

.category-header {
  display: flex;
  align-items: center;
  padding: 8px 18px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  transition: color var(--transition-fast);
  letter-spacing: 0.5px;
}

.category-header:hover {
  color: var(--text-primary);
}

.category-toggle {
  margin-right: 8px;
  font-size: 10px;
  transition: transform var(--transition-normal);
  display: inline-block;
  color: var(--text-muted);
}

.category-toggle.collapsed {
  transform: rotate(-90deg);
}

.category-header.active {
  color: var(--text-accent);
  background: rgba(56, 139, 253, 0.06);
}

/* 分类目列表 */
.subcategory-list {
  overflow: hidden;
  transition: max-height var(--transition-slow), opacity var(--transition-normal);
  max-height: 500px;
  opacity: 1;
}

.subcategory-list.collapsed {
  max-height: 0;
  opacity: 0;
}

/* 分类目项 */
.subcategory-item {
  display: flex;
  align-items: center;
  padding: 9px 18px 9px 36px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 13px;
  transition: all var(--transition-fast);
  position: relative;
  border-left: 3px solid transparent;
}

.subcategory-item:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.subcategory-item.active {
  color: var(--text-primary);
  background: var(--gradient-sidebar-active);
  border-left-color: var(--text-accent);
}

.subcategory-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--text-accent);
  border-radius: 0 2px 2px 0;
  box-shadow: 0 0 8px rgba(56, 139, 253, 0.5);
}

.subcategory-item .item-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-muted);
  margin-right: 10px;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
  flex-shrink: 0;
}

.subcategory-item.active .item-dot {
  background: var(--text-accent);
  box-shadow: 0 0 6px rgba(56, 139, 253, 0.6);
}

/* 侧边栏底部 */
.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
  background: rgba(0, 0, 0, 0.2);
}

.network-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #6e7681;
  flex-shrink: 0;
}

.status-dot.online {
  background: #3fb950;
  box-shadow: 0 0 6px rgba(63, 185, 80, 0.5);
  animation: dotPulse 2s infinite;
}

.status-dot.offline {
  background: #f85149;
}

.network-ip {
  color: var(--text-accent);
  font-family: 'Courier New', monospace;
  font-size: 11px;
}

.traffic-usage { margin: 10px 0 12px; padding: 9px 10px; border: 1px solid rgba(56,139,253,.25); border-radius: 8px; background: rgba(56,139,253,.08); }
.traffic-usage-title, .traffic-usage-details { display:flex; align-items:center; justify-content:space-between; gap:8px; }
.traffic-usage-title { color:var(--text-primary); font-size:12px; font-weight:600; }
.traffic-usage-total, .traffic-usage-details { color:var(--text-muted); font-size:11px; }
.traffic-usage-progress { height:5px; margin:8px 0 6px; overflow:hidden; border-radius:999px; background:rgba(139,148,158,.2); }
.traffic-usage-progress-fill { width:0; height:100%; border-radius:inherit; background:linear-gradient(90deg,#38bdf8,#3b82f6); transition:width .3s ease; }

/* 放大个人头像区域 (位于归属地下方，品牌名称上方) */
.user-avatar-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 12px 0 10px 0;
}

.user-large-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(56, 139, 253, 0.4);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35), 0 0 12px rgba(56, 139, 253, 0.25);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.user-large-avatar:hover {
  transform: scale(1.06);
  box-shadow: 0 6px 20px rgba(56, 139, 253, 0.45);
}

.brand-info {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.brand-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

/* =============================================
   主内容区
   ============================================= */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-primary);
}

/* 顶部工具栏 */
.toolbar {
  height: var(--toolbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  -webkit-app-region: drag;
}

/* 视图模式切换 */
.view-mode-toggle {
  display: flex;
  gap: 2px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  padding: 2px;
  -webkit-app-region: no-drag;
}

.view-btn {
  width: 30px;
  height: 28px;
  border: none;
  background: transparent;
  border-radius: 4px;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.view-btn:hover {
  color: var(--text-secondary);
}

.view-btn.active {
  background: var(--bg-hover);
  color: var(--text-accent);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.toolbar-actions {
  display: flex;
  gap: 4px;
  -webkit-app-region: no-drag;
}

.toolbar-btn {
  width: 34px;
  height: 34px;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.toolbar-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.toolbar-btn:active {
  transform: scale(0.92);
}

/* 内容区域 */
.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 28px 36px;
}

/* 页面标题 */
.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.5px;
}

.page-time {
  font-size: 13px;
  color: var(--text-accent);
  margin-bottom: 20px;
  font-family: 'Courier New', monospace;
}

.section-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

/* =============================================
   资源监控卡片
   ============================================= */
.resource-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin-bottom: 12px;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.resource-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--shadow-glow);
}

.resource-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.resource-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.resource-value {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
}

/* 进度条 */
.progress-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  animation: shimmer 2s infinite;
}

.progress-cpu { background: var(--gradient-cpu); }
.progress-mem { background: var(--gradient-mem); }
.progress-disk { background: var(--gradient-disk); }

/* =============================================
   系统信息卡片
   ============================================= */
.system-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  margin-bottom: 12px;
  margin-top: 20px;
}

.info-row {
  display: flex;
  padding: 8px 0;
  align-items: baseline;
}

.info-row:not(:last-child) {
  border-bottom: 1px solid var(--border-color);
}

.info-label {
  font-size: 13px;
  color: var(--text-secondary);
  min-width: 80px;
  font-weight: 500;
}

.info-value {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 400;
}

/* =============================================
   电源计划卡片
   ============================================= */
.power-plan-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.power-header h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.power-desc {
  font-size: 12px;
  color: var(--text-muted);
}

.power-buttons {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.power-btn {
  padding: 8px 18px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.power-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-active);
}

.power-btn.active {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  border-color: transparent;
  color: white;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.4);
}

/* =============================================
   通用内容页面
   ============================================= */
.page-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.generic-content {
  min-height: 300px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 14px;
}

/* URL 嵌入页面 */
.url-frame {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: var(--radius-md);
  background: var(--bg-card);
}

#pageUrl {
  height: calc(100vh - var(--toolbar-height) - 56px);
  padding: 0 !important;
}

/* =============================================
   动画
   ============================================= */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes dotPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 页面切换动画 */
.page-section {
  animation: fadeInUp 0.35s ease;
}

/* =============================================
   卡片视图
   ============================================= */
.category-items-container.view-card {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  min-height: 72px;
}

.item-card-main {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.item-card-action-container {
  width: 100%;
}

.item-card-action-container:empty {
  display: none;
}

.item-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.item-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.item-card:hover::before {
  opacity: 1;
}

.item-card:active {
  transform: translateY(0);
}

.item-card-icon {
  font-size: 28px;
  width: 46px;
  height: 46px;
  background: rgba(56, 139, 253, 0.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.item-card-body {
  flex: 1;
  min-width: 0;
}

.item-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 3px;
}

.item-card-desc {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-card-badge {
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 10px;
  background: rgba(56, 139, 253, 0.12);
  color: var(--text-accent);
  flex-shrink: 0;
  font-weight: 500;
}

.item-card-arrow {
  color: var(--text-muted);
  flex-shrink: 0;
  opacity: 0;
  transform: translateX(-4px);
  transition: all var(--transition-fast);
}

.item-card:hover .item-card-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* =============================================
   列表视图
   ============================================= */
.category-items-container.view-list {
  margin-top: 20px;
}

.item-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.item-list-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.item-list-row:hover {
  background: var(--bg-hover);
  border-color: var(--border-active);
}

.item-list-icon {
  font-size: 18px;
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

.item-list-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  min-width: 120px;
}

.item-list-desc {
  flex: 1;
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-list-type {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(139, 148, 158, 0.12);
  color: var(--text-secondary);
  flex-shrink: 0;
}

.item-list-arrow {
  color: var(--text-muted);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.item-list-row:hover .item-list-arrow {
  opacity: 1;
}

/* =============================================
   紧凑视图
   ============================================= */
.category-items-container.view-compact {
  margin-top: 20px;
}

.item-compact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 8px;
}

.item-compact {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.item-compact:hover {
  background: var(--bg-hover);
  border-color: var(--border-active);
  transform: translateY(-1px);
}

.item-compact-icon {
  font-size: 16px;
}

.item-compact-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 应用头像 / 图标图片 */
.app-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
  display: block;
}

/* URL 链接卡片 */
.url-link-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.url-link-card:hover {
  border-color: var(--border-active);
  background: var(--bg-hover);
}

.url-link-icon {
  font-size: 20px;
}

.url-link-text {
  flex: 1;
  font-size: 13px;
  color: var(--text-accent);
  word-break: break-all;
}

.url-link-arrow {
  font-size: 18px;
  color: var(--text-muted);
}

/* =============================================
   卡片内直链下载与进度控制组件
   ============================================= */
.btn-direct-download {
  padding: 6px 14px;
  background: var(--gradient-primary);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(56, 139, 253, 0.3);
}

.btn-direct-download:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(56, 139, 253, 0.4);
}

.inline-download-box {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 2px;
  padding-top: 6px;
  border-top: 1px dashed rgba(255, 255, 255, 0.08);
}

.inline-progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.inline-progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 3px;
  transition: width 0.15s ease;
}

.inline-progress-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font-size: 11px;
  color: var(--text-secondary);
}

.inline-progress-text {
  font-size: 10px;
  color: var(--text-accent);
  white-space: nowrap;
  font-weight: 500;
}

.inline-controls {
  display: flex;
  align-items: center;
  gap: 4px;
}

.btn-inline-ctrl {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 11px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-inline-ctrl:hover {
  background: var(--bg-hover);
  border-color: var(--border-active);
}

.btn-inline-ctrl.btn-cancel:hover {
  background: rgba(248, 81, 73, 0.2);
  border-color: #f85149;
  color: #f85149;
}
/* =============================================
   下载卡片
   ============================================= */
.download-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  max-width: 520px;
}

.download-icon {
  font-size: 48px;
  margin-bottom: 4px;
}

.download-info {
  text-align: center;
}

.download-filename {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  word-break: break-all;
}

.download-url {
  font-size: 12px;
  color: var(--text-muted);
  word-break: break-all;
  max-width: 400px;
}

.download-progress-wrap {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
}

.download-progress-bar {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.download-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--gradient-accent);
  border-radius: 4px;
  transition: width 0.3s ease;
  position: relative;
}

.download-progress-fill::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: shimmer 1.5s infinite;
}

.download-progress-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
  min-width: 50px;
  text-align: right;
}

.download-status {
  font-size: 13px;
  min-height: 20px;
}

.download-status.downloading {
  color: var(--text-accent);
}

.download-status.success {
  color: #28c840;
}

.download-status.error {
  color: #ff5f57;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.download-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.download-btn:active:not(:disabled) {
  transform: translateY(0);
}

.download-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* 响应式 */
@media (max-width: 768px) {
  .sidebar {
    width: 180px;
    min-width: 180px;
  }

  .content-area {
    padding: 20px;
  }

  .power-plan-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .power-buttons {
    width: 100%;
    flex-wrap: wrap;
  }
}

/* =============================================
   自定义右键菜单样式
   ============================================= */
.custom-context-menu {
  position: fixed !important;
  z-index: 999999 !important;
  background: #161b22 !important;
  border: 1px solid #30363d !important;
  border-radius: 8px !important;
  padding: 6px !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6) !important;
  min-width: 150px !important;
  animation: fadeIn 0.15s ease;
}

.custom-context-menu .menu-item {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 8px 12px !important;
  font-size: 13px !important;
  color: #c9d1d9 !important;
  border-radius: 6px !important;
  cursor: pointer !important;
  transition: background 0.15s ease, color 0.15s ease;
}

.custom-context-menu .menu-item:hover {
  background: #1f6feb !important;
  color: #ffffff !important;
}

.custom-context-menu .menu-item.danger:hover {
  background: rgba(248, 81, 73, 0.2) !important;
  color: #f85149 !important;
}

.custom-context-menu .menu-divider {
  height: 1px !important;
  background: #30363d !important;
  margin: 4px 0 !important;
}

/* 设置齿轮下拉菜单样式 */
.settings-dropdown {
  position: absolute;
  top: 44px;
  right: 0;
  z-index: 99999;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 8px;
  padding: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
  min-width: 150px;
  animation: fadeIn 0.15s ease;
}

.settings-dropdown .dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  font-size: 13px;
  color: #c9d1d9;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease;
}

.settings-dropdown .dropdown-item:hover {
  background: #1f6feb;
  color: #ffffff;
}

/* =============================================
   通用弹窗 (Modal) 与 账号登录按钮 样式
   ============================================= */
.modal-overlay {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  z-index: 999999 !important;
  background: rgba(0, 0, 0, 0.75) !important;
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center !important;
  justify-content: center !important;
  animation: fadeIn 0.15s ease;
}

.modal-overlay .modal {
  background: #161b22 !important;
  border: 1px solid #30363d !important;
  border-radius: 12px !important;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.8) !important;
  width: 90% !important;
  max-width: 400px !important;
  padding: 24px !important;
  box-sizing: border-box !important;
}

.user-badge-btn {
  background: rgba(56, 139, 253, 0.12) !important;
  border: 1px solid rgba(56, 139, 253, 0.3) !important;
  color: #58a6ff !important;
  border-radius: 6px !important;
  cursor: pointer !important;
  transition: all 0.2s ease !important;
}

.user-badge-btn:hover {
  background: rgba(56, 139, 253, 0.25) !important;
  border-color: #58a6ff !important;
}

/* =============================================
   官方应用商店 专属页面样式
   ============================================= */
.lestore-header {
  margin-bottom: 24px;
}

.lestore-title-row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.lestore-badge-icon {
  font-size: 22px;
}

.lestore-subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

.lestore-search-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.lestore-search-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 4px 6px 4px 14px;
  transition: border-color var(--transition-fast);
}

.lestore-search-bar:focus-within {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px rgba(56, 139, 253, 0.15);
}

.lestore-search-bar .search-icon {
  color: var(--text-muted);
  flex-shrink: 0;
}

.lestore-search-bar input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
}

.lestore-clear-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 14px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}

.lestore-clear-btn:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.lestore-search-btn {
  padding: 8px 20px;
  background: var(--accent-color);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.lestore-search-btn:hover {
  opacity: 0.9;
}

.lestore-quick-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
}

.lestore-quick-tags .tag-label {
  color: var(--text-muted);
}

.quick-tag-btn {
  padding: 4px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quick-tag-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-active);
}

/* 应用网格 */
.lestore-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.lestore-loading, .lestore-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-muted);
  gap: 12px;
}

.lestore-loading .spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 软件应用卡片 */
.lestore-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
}

.lestore-card:hover {
  border-color: var(--border-active);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.lestore-card-header {
  display: flex;
  gap: 14px;
  margin-bottom: 12px;
}

.lestore-card-logo {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  object-fit: cover;
  background: var(--bg-tertiary);
  flex-shrink: 0;
  border: 1px solid var(--border-color);
}

.lestore-card-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow: hidden;

}

.lestore-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lestore-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text-muted);
}

.lestore-score {
  color: #f59e0b;
  font-weight: 500;
}

.lestore-card-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 36px;
}

.lestore-card-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lestore-download-btn {
  width: 100%;
  padding: 8px 12px;
  background: var(--accent-color);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.lestore-download-btn:hover {
  background: #2563eb;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.lestore-download-btn.downloading {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.lestore-download-btn.success {
  background: #238636;
  color: white;
}

.lestore-progress-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
}

.lestore-progress-bar {
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
}

.lestore-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #3b82f6, #60a5fa);
  transition: width 0.2s ease;
}

.lestore-progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
}

/* =============================================
   全局底部悬浮下载进度条 Dock 样式
   ============================================= */
.global-download-dock {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 320px;
  background: rgba(22, 27, 34, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(56, 139, 253, 0.4);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  padding: 14px 16px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.dock-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dock-icon {
  font-size: 16px;
}

.dock-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dock-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
}

.dock-close-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}

.dock-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dock-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
}

.dock-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  border-radius: 4px;
  transition: width 0.2s ease;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
}

.dock-info-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
}