/* ========== 现代化控制面板样式 v3.0 ==========
 * 设计理念：Glassmorphism + 动态响应式
 * 特点：流畅动画、清晰层次、优秀移动端体验
 */

/* ===== CSS 变量系统 ===== */
:root {
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.3);
  
  --success: #10b981;
  --success-light: #34d399;
  --warning: #f59e0b;
  --warning-light: #fbbf24;
  --danger: #ef4444;
  --danger-light: #f87171;
  --info: #3b82f6;
  --info-light: #60a5fa;
  
  --bg-body: #0a0e1a;
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.9);
  --bg-sidebar: rgba(15, 23, 42, 0.95);
  --bg-topbar: rgba(10, 14, 26, 0.8);
  --bg-input: rgba(15, 23, 42, 0.6);
  
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.05);
  --border-focus: rgba(99, 102, 241, 0.5);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-accent: #818cf8;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px var(--primary-glow);
  
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --sidebar-width: 260px;
  --topbar-height: 64px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 14px;
  overflow: hidden;
  min-height: 100vh;
  background-image: 
    radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
  background-attachment: fixed;
}

.app-container {
  display: flex;
  height: 100vh;
  overflow: hidden;
  position: relative;
}

/* ===== 侧边栏 ===== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(20px);
}

.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-glow);
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.sidebar-subtitle {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: 52px;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.sidebar-nav::-webkit-scrollbar {
  width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius);
  transition: var(--transition);
  margin-bottom: 4px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary);
  transform: scaleY(0);
  transition: transform 0.2s ease;
}

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

.nav-item:hover::before {
  transform: scaleY(1);
}

.nav-item.active {
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.2), transparent);
  color: var(--primary-light);
}

.nav-item.active::before {
  transform: scaleY(1);
}

.nav-icon {
  font-size: 20px;
  width: 24px;
  text-align: center;
}

.nav-text {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
}

.nav-badge {
  background: var(--primary);
  color: white;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--bg-card);
  border-radius: var(--radius);
}

.user-avatar {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.user-name {
  font-size: 14px;
  font-weight: 600;
}

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

/* ===== 顶部栏 ===== */
.topbar {
  position: fixed;
  top: 0;
  right: 0;
  left: var(--sidebar-width);
  height: var(--topbar-height);
  background: var(--bg-topbar);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 90;
  backdrop-filter: blur(20px);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.menu-toggle:hover {
  background: var(--bg-card);
}

.page-title {
  font-size: 20px;
  font-weight: 600;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.last-update {
  font-size: 13px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.auto-refresh {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  padding: 6px 12px;
  background: var(--bg-card);
  border-radius: 20px;
}

.auto-refresh-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

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

/* ===== 主内容区 ===== */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  margin-top: var(--topbar-height);
  overflow-y: auto;
  padding: 24px;
  scroll-behavior: smooth;
}

.main-content::-webkit-scrollbar {
  width: 6px;
}

.main-content::-webkit-scrollbar-track {
  background: transparent;
}

.main-content::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.section-content {
  display: block;
}

/* ===== 统计卡片 ===== */
.quick-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.stat-card-horizontal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card-horizontal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.05), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.stat-card-horizontal:hover {
  transform: translateY(-4px);
  border-color: var(--border-focus);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.stat-card-horizontal:hover::before {
  opacity: 1;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.stat-icon.users { background: linear-gradient(135deg, #667eea, #764ba2); }
.stat-icon.products { background: linear-gradient(135deg, #f093fb, #f5576c); }
.stat-icon.orders { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.stat-icon.qq { background: linear-gradient(135deg, #43e97b, #38f9d7); }

.stat-info {
  flex: 1;
  position: relative;
  z-index: 1;
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.stat-value {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-arrow {
  font-size: 20px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  position: relative;
  z-index: 1;
}

.stat-card-horizontal:hover .stat-arrow {
  transform: translateX(4px);
  color: var(--primary-light);
}

/* ===== 服务管理卡片 ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--border-focus);
  box-shadow: var(--shadow-lg);
}

.service-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.service-info {
  flex: 1;
}

.service-info h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.service-port,
.service-url {
  font-size: 12px;
  color: var(--text-muted);
}

.service-status {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.service-status.running {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.service-status.stopped {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

.service-status.loading {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.service-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* ===== 系统信息面板 ===== */
.system-info-panel,
.quick-actions-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
}

.panel-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.system-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.system-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.progress-bar {
  height: 8px;
  background: var(--bg-input);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 4px;
  transition: width 0.5s ease;
}

.progress-fill.warning {
  background: linear-gradient(90deg, var(--warning), var(--warning-light));
}

.progress-fill.danger {
  background: linear-gradient(90deg, var(--danger), var(--danger-light));
}

.quick-actions-grid {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== QQ 面板 ===== */
.qq-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.qq-status-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--bg-input);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.qq-status-icon {
  font-size: 48px;
}

.qq-status-text h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.qq-status-text p {
  color: var(--text-muted);
  font-size: 14px;
}

.qq-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.qq-logs {
  margin-top: 20px;
}

.qq-logs h4 {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.qq-logs pre {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-size: 12px;
  max-height: 300px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ===== 日志面板 ===== */
.logs-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.logs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.logs-header h3 {
  font-size: 16px;
  font-weight: 600;
}

.logs-controls {
  display: flex;
  gap: 8px;
  align-items: center;
}

.logs-content {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 12px;
  max-height: 500px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ===== 设置面板 ===== */
.settings-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.settings-panel h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.setting-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.setting-label {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ===== 操作按钮 ===== */
.action-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 20px;
}

.section-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title {
  font-size: 16px;
  font-weight: 600;
}

.action-grid-mobile {
  padding: 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== 按钮样式 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-light);
}

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

.btn-success:hover {
  background: var(--success-light);
}

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

.btn-warning:hover {
  background: var(--warning-light);
}

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

.btn-danger:hover {
  background: var(--danger-light);
}

.btn-icon {
  padding: 10px;
}

/* ===== 表单 ===== */
.form-group {
  margin-bottom: 16px;
}

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

.form-input,
.form-textarea,
select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus,
select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

select {
  cursor: pointer;
}

/* ===== 加载状态 ===== */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  gap: 16px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ===== 空状态 ===== */
.empty-state,
.content-placeholder {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.placeholder-icon {
  font-size: 64px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.content-placeholder h3 {
  font-size: 20px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

/* ===== 遮罩层 ===== */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.sidebar-overlay.show {
  opacity: 1;
  visibility: visible;
}

/* ===== 模态框 ===== */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 20px;
}

.modal.show {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.modal.show .modal-content {
  transform: scale(1);
}

.modal-header {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 18px;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ===== Toast 通知 ===== */
.toast-container {
  position: fixed;
  top: 80px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 280px;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
}

.toast.success {
  border-left: 3px solid var(--success);
}

.toast.error {
  border-left: 3px solid var(--danger);
}

.toast.info {
  border-left: 3px solid var(--info);
}

.toast.warning {
  border-left: 3px solid var(--warning);
}

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

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

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
  .quick-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.show {
    transform: translateX(0);
  }
  
  .topbar {
    left: 0;
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .menu-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  :root {
    --topbar-height: 56px;
  }
  
  .quick-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  
  .stat-card-horizontal {
    padding: 16px;
    gap: 12px;
  }
  
  .stat-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
  
  .stat-value {
    font-size: 22px;
  }
  
  .main-content {
    padding: 16px;
  }
  
  .section-header {
    padding: 12px 16px;
  }
  
  .action-grid-mobile {
    padding: 16px;
    flex-direction: column;
  }
  
  .action-grid-mobile .btn {
    width: 100%;
  }
  
  .service-actions {
    flex-direction: column;
  }
  
  .service-actions .btn {
    width: 100%;
  }
  
  .quick-actions-grid {
    flex-direction: column;
  }
  
  .quick-actions-grid .btn {
    width: 100%;
  }
  
  .logs-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .logs-controls {
    width: 100%;
  }
  
  .logs-controls select {
    flex: 1;
  }
  
  .logs-controls .btn {
    flex-shrink: 0;
  }
}

@media (max-width: 480px) {
  .quick-stats {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  
  .stat-card-horizontal {
    padding: 14px;
  }
  
  .stat-icon {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }
  
  .stat-value {
    font-size: 20px;
  }
  
  .topbar {
    padding: 0 16px;
  }
  
  .page-title {
    font-size: 16px;
  }
  
  .last-update {
    display: none;
  }
  
  .system-stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  .quick-stats {
    gap: 8px;
  }
  
  .stat-card-horizontal {
    padding: 12px;
  }
  
  .stat-icon {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }
  
  .stat-value {
    font-size: 18px;
  }
  
  .stat-label {
    font-size: 12px;
  }
  
  .main-content {
    padding: 12px;
  }
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .app-container {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

@media (hover: none) and (pointer: coarse) {
  .stat-card-horizontal:active {
    transform: scale(0.98);
  }
  
  .btn:active {
    transform: scale(0.98);
  }
}

@media (hover: hover) and (pointer: fine) {
  .stat-card-horizontal:hover {
    transform: translateY(-4px);
  }
  
  .btn:hover {
    transform: translateY(-2px);
  }
}