:root {
  /* 数据可视化端颜色 */
  --vis-primary: #00d4ff;
  --vis-primary-dark: #0098d4;
  --vis-secondary: #00ff88;
  --vis-tertiary: #a78bfa;
  --vis-bg: #0a1628;
  --vis-bg-card: rgba(10, 30, 60, 0.85);
  --vis-bg-hover: rgba(15, 35, 65, 0.9);
  --vis-border: rgba(0, 212, 255, 0.3);
  --vis-border-hover: rgba(0, 212, 255, 0.5);
  --vis-text: #e0f0ff;
  --vis-text-muted: #7eb8d8;
  --vis-text-secondary: #b3d9ff;
  
  /* 后台管理端颜色 */
  --admin-primary: #3b82f6;
  --admin-primary-dark: #2563eb;
  --admin-secondary: #10b981;
  --admin-tertiary: #f59e0b;
  --admin-bg: #f1f5f9;
  --admin-bg-card: #ffffff;
  --admin-bg-hover: #f8fafc;
  --admin-border: #e2e8f0;
  --admin-border-hover: #cbd5e1;
  --admin-text: #1e293b;
  --admin-text-muted: #64748b;
  --admin-text-secondary: #475569;
  --admin-sidebar: #1e293b;
  --admin-sidebar-active: #3b82f6;
  
  /* 通用样式 */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --box-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --box-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --box-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  overflow: hidden;
}

::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

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

::-webkit-scrollbar-thumb {
  background: rgba(0, 212, 255, 0.3);
  border-radius: 2px;
}

.vis-panel {
  background: var(--vis-bg-card);
  border: 1px solid var(--vis-border);
  border-radius: 8px;
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.vis-panel-title {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--vis-primary);
  border-bottom: 1px solid var(--vis-border);
  background: rgba(0, 212, 255, 0.05);
}

.vis-panel-title::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 14px;
  background: var(--vis-primary);
  margin-right: 8px;
  border-radius: 2px;
}

.vis-panel-body {
  padding: 8px 10px;
  color: var(--vis-text);
  font-size: 12px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.admin-card {
  background: var(--admin-bg-card);
  border-radius: 8px;
  border: 1px solid var(--admin-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.admin-card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--admin-border);
  font-weight: 600;
  color: var(--admin-text);
}

.admin-card-body {
  padding: 20px;
}

.admin-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--border-radius-md);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  box-shadow: var(--box-shadow-sm);
}

.admin-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left var(--transition-normal);
}

.admin-btn:hover::before {
  left: 100%;
}

.admin-btn-primary {
  background: var(--admin-primary);
  color: white;
}

.admin-btn-primary:hover {
  background: var(--admin-primary-dark);
  box-shadow: var(--box-shadow-md);
  transform: translateY(-1px);
}

.admin-btn-success {
  background: var(--admin-secondary);
  color: white;
}

.admin-btn-success:hover {
  background: #059669;
  box-shadow: var(--box-shadow-md);
  transform: translateY(-1px);
}

.admin-btn-outline {
  background: white;
  color: var(--admin-text);
  border: 1px solid var(--admin-border);
}

.admin-btn-outline:hover {
  border-color: var(--admin-primary);
  color: var(--admin-primary);
  background: var(--admin-bg-hover);
  box-shadow: var(--box-shadow-md);
  transform: translateY(-1px);
}

.admin-btn:active {
  transform: translateY(0);
  box-shadow: var(--box-shadow-sm);
}

/* 数据可视化端按钮 */
.vis-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--border-radius-md);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--vis-border);
  background: rgba(0, 212, 255, 0.05);
  color: var(--vis-primary);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.vis-btn:hover {
  border-color: var(--vis-primary);
  background: rgba(0, 212, 255, 0.1);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
  transform: translateY(-1px);
}

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

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.admin-table th {
  background: #f8fafc;
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  color: var(--admin-text-muted);
  border-bottom: 1px solid var(--admin-border);
  white-space: nowrap;
}

.admin-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--admin-border);
  color: var(--admin-text);
}

.admin-table tr:hover td {
  background: #f8fafc;
}

.admin-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
}

.admin-badge-success {
  background: #dcfce7;
  color: #16a34a;
}

.admin-badge-warning {
  background: #fef3c7;
  color: #d97706;
}

.admin-badge-danger {
  background: #fee2e2;
  color: #dc2626;
}

.admin-badge-info {
  background: #dbeafe;
  color: #2563eb;
}

.admin-form-group {
  margin-bottom: 16px;
}

.admin-form-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--admin-text);
}

.admin-form-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--admin-border);
  border-radius: 6px;
  font-size: 13px;
  color: var(--admin-text);
  outline: none;
  transition: border-color 0.2s;
}

.admin-form-input:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.admin-pagination {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: flex-end;
  margin-top: 16px;
}

.admin-pagination button {
  padding: 6px 10px;
  border: 1px solid var(--admin-border);
  background: white;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  color: var(--admin-text);
}

.admin-pagination button.active {
  background: var(--admin-primary);
  color: white;
  border-color: var(--admin-primary);
}

.glow-text {
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.stat-number {
  font-size: 24px;
  font-weight: 700;
  color: var(--vis-primary);
  font-family: 'DIN Alternate', 'Helvetica Neue', monospace;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

.animate-pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.animate-slide-up {
  animation: slideUp 0.5s ease-out;
}

/* 生态应用下拉菜单 */
.eco-app-item {
  position: relative;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.eco-app-item:hover {
  color: var(--vis-secondary);
  transform: translateY(-2px);
}

.eco-dropdown {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(0, 40, 25, 0.95);
  border: 1px solid rgba(0, 255, 136, 0.25);
  border-radius: var(--border-radius-md);
  padding: 6px 0;
  min-width: 160px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(10px);
  margin-bottom: 4px;
  transition: all var(--transition-normal);
  z-index: 1000;
}

.eco-app-item:hover .eco-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.eco-dropdown > div {
  position: relative;
  overflow: hidden;
}

.eco-dropdown > div::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
  transition: left var(--transition-normal);
}

.eco-dropdown > div:hover::before {
  left: 100%;
}

/* 底部导航项 */
.apple-footer-item,
.vis-footer-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 20px;
  color: var(--vis-text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border-radius: var(--border-radius-md);
  position: relative;
  overflow: hidden;
}

.apple-footer-item:hover,
.vis-footer-item:hover {
  color: var(--vis-primary);
  background: rgba(0, 212, 255, 0.05);
  transform: translateY(-2px);
}

.apple-footer-item.active,
.vis-footer-item.active {
  color: var(--vis-primary);
  background: rgba(0, 212, 255, 0.1);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
}

.apple-footer-item i,
.vis-footer-item i {
  font-size: 18px;
  transition: all var(--transition-fast);
}

.apple-footer-item:hover i,
.vis-footer-item:hover i {
  transform: scale(1.1);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

/* 生态应用下拉菜单 */
.eco-app-item,
.vis-footer-item {
  position: relative;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.eco-app-item:hover,
.vis-footer-item:hover {
  color: var(--vis-secondary);
  transform: translateY(-2px);
}

.eco-dropdown,
.footer-submenu {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(0, 40, 25, 0.95);
  border: 1px solid rgba(0, 255, 136, 0.25);
  border-radius: var(--border-radius-md);
  padding: 6px 0;
  min-width: 160px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(10px);
  margin-bottom: 4px;
  transition: all var(--transition-normal);
  z-index: 1000;
}

.eco-app-item:hover .eco-dropdown,
.vis-footer-item:hover .footer-submenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.eco-dropdown > div,
.footer-submenu-item {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 13px;
  color: rgba(126, 184, 216, 0.7);
  white-space: nowrap;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.eco-dropdown > div:hover,
.footer-submenu-item:hover {
  color: var(--vis-secondary);
  background: rgba(0, 255, 136, 0.05);
}

.eco-dropdown > div::before,
.footer-submenu-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
  transition: left var(--transition-normal);
}

.eco-dropdown > div:hover::before,
.footer-submenu-item:hover::before {
  left: 100%;
}

.footer-submenu-item i {
  width: 16px;
  text-align: center;
  font-size: 14px;
}

.eco-dropdown > div.active,
.footer-submenu-item.active {
  color: var(--vis-secondary);
  background: rgba(0, 255, 136, 0.05);
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .vis-panel-body {
    padding: 10px;
  }
  
  .admin-card-body {
    padding: 16px;
  }
  
  .apple-footer-item,
  .vis-footer-item {
    padding: 10px 16px;
  }
  
  .apple-footer-item i,
  .vis-footer-item i {
    font-size: 16px;
  }
}

@media (max-width: 992px) {
  .vis-header h1 {
    font-size: 18px;
  }
  
  .vis-header-right {
    font-size: 12px;
  }
  
  .admin-sidebar {
    width: 200px;
  }
  
  .admin-content {
    margin-left: 200px;
  }
  
  .chart-box {
    height: 300px;
  }
  
  .chart-box-sm {
    height: 250px;
  }
}

@media (max-width: 768px) {
  .vis-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 16px;
  }
  
  .vis-header-right {
    align-self: flex-end;
  }
  
  .admin-sidebar {
    width: 180px;
  }
  
  .admin-content {
    margin-left: 180px;
  }
  
  .apple-footer-item,
  .vis-footer-item {
    padding: 8px 12px;
    font-size: 11px;
  }
  
  .apple-footer-item i,
  .vis-footer-item i {
    font-size: 14px;
  }
  
  .eco-dropdown,
  .footer-submenu {
    min-width: 140px;
  }
  
  .eco-dropdown > div,
  .footer-submenu-item {
    padding: 8px 12px;
    font-size: 12px;
  }
}

@media (max-width: 576px) {
  .vis-header h1 {
    font-size: 16px;
  }
  
  .admin-sidebar {
    width: 100%;
    height: auto;
    position: relative;
  }
  
  .admin-content {
    margin-left: 0;
    margin-top: 60px;
  }
  
  .apple-footer,
  .vis-footer-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .apple-footer-item,
  .vis-footer-item {
    flex: 1;
    min-width: 80px;
  }
  
  .chart-box {
    height: 250px;
  }
  
  .chart-box-sm {
    height: 200px;
  }
}

/* 移动设备触摸优化 */
@media (hover: none) and (pointer: coarse) {
  .apple-footer-item,
  .vis-footer-item {
    padding: 12px 16px;
  }
  
  .eco-dropdown,
  .footer-submenu {
    position: static;
    transform: none;
    margin-top: 8px;
    margin-bottom: 0;
  }
  
  .eco-app-item:hover .eco-dropdown,
  .vis-footer-item:hover .footer-submenu {
    transform: none;
  }
}