/* ========================================
   现代化UI - 推广码系统全新设计
   ======================================== */

/* 基础变量 */
:root {
  /* 主题颜色 */
  --primary: #4361ee;
  --primary-light: #5e7bf6;
  --primary-dark: #3a56d4;
  --secondary: #06d6a0;
  --accent: #f72585;
  --warning: #ff9f1c;
  --danger: #e63946;
  --info: #4cc9f0;
  --success: #2ec4b6;
  
  /* 中性色 */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* 浅色主题 - 改进为更高级的白色 */
  --light-bg: #ffffff;
  --light-surface: #ffffff;
  --light-surface-2: #fafafa;
  --light-surface-3: #f8f8f8;
  --light-border: #eaeaea;
  --light-text: #111827;
  --light-text-secondary: #374151;
  --light-text-muted: #6b7280;
  
  /* 深色主题 */
  --dark-bg: #121212;
  --dark-surface: #1e1e1e;
  --dark-surface-2: #252525;
  --dark-surface-3: #2a2a2a;
  --dark-border: #333333;
  --dark-text: #f8f9fa;
  --dark-text-secondary: #e9ecef;
  --dark-text-muted: #adb5bd;
  
  /* 阴影 - 优化阴影效果使白色更有质感 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 3px 8px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.05), 0 3px 6px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.04), 0 6px 12px rgba(0, 0, 0, 0.02);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.04);
  
  /* 布局 */
  --container-width: 1140px;
  --sidebar-width: 240px;
  --sidebar-collapsed-width: 64px;
  --header-height: 64px;
  --card-radius: 12px;
  --btn-radius: 8px;
  --input-radius: 8px;
  
  /* 动画 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
  
  /* 字体 */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

/* 默认使用浅色主题 */
:root {
  --bg-color: var(--light-bg);
  --surface-color: var(--light-surface);
  --surface-color-2: var(--light-surface-2);
  --surface-color-3: var(--light-surface-3);
  --border-color: var(--light-border);
  --text-color: var(--light-text);
  --text-secondary: var(--light-text-secondary);
  --text-muted: var(--light-text-muted);
}

/* 深色主题 */
body.dark-theme {
  --bg-color: var(--dark-bg);
  --surface-color: var(--dark-surface);
  --surface-color-2: var(--dark-surface-2);
  --surface-color-3: var(--dark-surface-3);
  --border-color: var(--dark-border);
  --text-color: var(--dark-text);
  --text-secondary: var(--dark-text-secondary);
  --text-muted: var(--dark-text-muted);
}

/* 基础重置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-color);
  background-color: var(--bg-color);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
  min-height: 100vh;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-light);
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

img, svg {
  max-width: 100%;
  display: block;
}

/* 通用工具类 */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.d-flex { display: flex !important; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-column { flex-direction: column; }
.flex-grow { flex-grow: 1; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.25rem; }
.gap-2 {gap: 0.5rem;}
.gap-3 { gap: 1rem; }
.gap-4 { gap: 1.5rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 2rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 2rem; }

/* 全局容器 */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (max-width: 1200px) {
  .container {
    max-width: 960px;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 720px;
  }
}

@media (max-width: 768px) {
  .container {
    max-width: 540px;
  }
}

@media (max-width: 576px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* 加载动画 */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s, visibility 0.3s;
}

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

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

.loaded .loading-overlay {
  opacity: 0;
  visibility: hidden;
}

/* ======= 布局样式 ======= */

/* 总体布局 */
.app-wrapper {
  display: flex;
  min-height: 100vh;
  width: 100%;
  position: relative;
}

/* 侧边栏 */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--surface-color);
  border-right: 1px solid var(--border-color);
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  transition: transform var(--transition-normal), width var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.sidebar-collapsed {
  width: var(--sidebar-collapsed-width);
}

/* 侧边栏遮罩 */
.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 998;
  display: none;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

/* 当侧边栏打开时显示遮罩 */
body.sidebar-open .sidebar-overlay {
  display: block;
  opacity: 1;
}

/* 增强移动端侧边栏样式 */
@media (max-width: 992px) {
  .sidebar {
    position: fixed;
    left: -280px;
    width: 280px;
    z-index: 999;
    transition: left var(--transition-normal);
    box-shadow: none;
  }
  
  .sidebar.active {
    left: 0;
    box-shadow: var(--shadow-lg);
  }
  
  /* 确保移动端菜单按钮始终可见 */
  .mobile-toggle {
    z-index: 1000;
    position: relative;
  }

  /* 确保顶部导航栏在移动端正确显示 */
  .top-header {
    z-index: 997;
  }
}

.sidebar-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  font-weight: 600;
}

.sidebar-logo i {
  font-size: 1.5rem;
}

.sidebar-logo span {
  white-space: nowrap;
  transition: opacity var(--transition-normal);
}

.sidebar-toggle {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.sidebar-toggle:hover {
  background-color: var(--surface-color-2);
  color: var(--text-color);
}

.sidebar-collapsed .sidebar-logo span {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.sidebar-nav {
  padding: 1rem 0;
  flex-grow: 1;
}

.nav-section {
  margin-bottom: 1.5rem;
}

.nav-section-title {
  padding: 0 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.sidebar-collapsed .nav-section-title {
  opacity: 0;
  height: 0;
  margin: 0;
  overflow: hidden;
}

.nav-list {
  list-style: none;
}

.nav-item {
  margin-bottom: 0.25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 1rem;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  margin: 0 0.5rem;
}

.nav-link i {
  font-size: 1.25rem;
  min-width: 1.25rem;
  text-align: center;
}

.nav-link:hover {
  background-color: var(--surface-color-2);
  color: var(--text-color);
}

.nav-link.active {
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary);
}

.sidebar-collapsed .nav-link span {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

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

/* 主内容区 */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  transition: margin var(--transition-normal);
}

.main-content-expanded {
  margin-left: var(--sidebar-collapsed-width);
}

@media (max-width: 992px) {
  .main-content {
    margin-left: 0;
  }
}

/* 顶部导航栏 */
.top-header {
  height: var(--header-height);
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  width: 40px;
  height: 40px;
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

@media (max-width: 992px) {
  .mobile-toggle {
    display: flex;
  }
}

.mobile-toggle:hover {
  background-color: var(--surface-color-2);
  color: var(--text-color);
}

.page-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-color);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* 用户菜单 */
.user-menu {
  position: relative;
}

.user-menu-button {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border-radius: 8px;
  transition: background-color var(--transition-fast);
}

.user-menu-button:hover {
  background-color: var(--surface-color-2);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
}

.user-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-color);
}

.user-menu-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  width: 200px;
  background-color: var(--surface-color);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  padding: 0.5rem;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition-fast), 
              visibility var(--transition-fast), 
              transform var(--transition-fast);
}

.user-menu.open .user-menu-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: background-color var(--transition-fast), 
              color var(--transition-fast);
}

.dropdown-item:hover {
  background-color: var(--surface-color-2);
  color: var(--text-color);
}

.dropdown-item i {
  font-size: 1rem;
  min-width: 1rem;
}

/* 主内容容器 */
.content {
  padding: 1.5rem;
}

/* 主题切换开关 */
.theme-switch {
  position: relative;
  display: inline-block;
  width: 56px;
  height: 28px;
}

.theme-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.theme-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--surface-color-2);
  border: 1px solid var(--border-color);
  transition: var(--transition-normal);
  border-radius: 28px;
}

.theme-slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 4px;
  bottom: 3px;
  background-color: var(--primary);
  transition: var(--transition-normal);
  border-radius: 50%;
}

.theme-icons {
  position: absolute;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: calc(100% - 12px);
  top: 4px;
  left: 6px;
  color: var(--text-muted);
  font-size: 0.75rem;
  height: 20px;
}

/* 增强主题图标对比度 */
.theme-icons i {
  line-height: 1;
  z-index: 1;
}

input:checked + .theme-slider:before {
  transform: translateX(26px);
}

.theme-switch-container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.guest-theme-switch {
  margin-top: 0;
}

/* ======= 组件样式 ======= */

/* 卡片组件 */
.card {
  background-color: var(--surface-color);
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.card-hover:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

/* 增强卡片悬浮效果 */
.card {
  position: relative;
}

.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--card-radius);
  opacity: 0;
  transition: opacity var(--transition-normal);
  box-shadow: var(--shadow-xl);
  pointer-events: none;
}

.card:hover::after {
  opacity: 1;
}

.card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--surface-color);
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title i {
  color: var(--primary);
}

.card-body {
  padding: 1.25rem;
}

.card-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--surface-color);
}

/* 网格布局 */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-1 { grid-template-columns: repeat(1, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 992px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* 统计卡片 */
.stat-card {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

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

.stat-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1rem;
  transition: transform var(--transition-normal);
}

.stat-card:hover .stat-icon {
  transform: scale(1.08);
}

.stat-icon.success {
  background-color: rgba(46, 196, 182, 0.1);
  color: var(--success);
}

.stat-icon.warning {
  background-color: rgba(255, 159, 28, 0.1);
  color: var(--warning);
}

.stat-icon.danger {
  background-color: rgba(230, 57, 70, 0.1);
  color: var(--danger);
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* 操作卡片 */
.action-card {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.action-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(to right, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-normal);
}

.action-card:hover::after {
  transform: scaleX(1);
}

.action-card:hover {
  background-color: var(--surface-color-2);
}

.action-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  transition: transform var(--transition-fast);
}

.action-card:hover .action-icon {
  transform: scale(1.1);
}

.action-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.25rem;
}

.action-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* 列表 */
.list {
  list-style: none;
}

.list-item {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: background-color var(--transition-fast);
}

.list-item:last-child {
  border-bottom: none;
}

.list-item:hover {
  background-color: var(--surface-color-2);
}

.list-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.list-content {
  flex: 1;
}

.list-title {
  font-size: 0.975rem;
  font-weight: 500;
  color: var(--text-color);
  margin-bottom: 0.25rem;
}

.list-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.list-end {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.list-badge {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25em 0.75em;
  border-radius: 999px;
  background-color: var(--surface-color-2);
  color: var(--text-secondary);
}

.list-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* 欢迎卡片 */
.welcome-card {
  /* padding: 1rem; */
  margin-bottom: 1.5rem;
  border-left: 3px solid var(--primary);
  background: linear-gradient(to right, rgba(67, 97, 238, 0.05), transparent);
  border-radius: var(--card-radius);
  position: relative;
  overflow: hidden;
}

.welcome-carda {
  padding: 1rem;
  margin-bottom: 1.5rem;
  border-left: 3px solid var(--primary);
  background: linear-gradient(to right, rgba(67, 97, 238, 0.05), transparent);
  border-radius: var(--card-radius);
  position: relative;
  overflow: hidden;
}

.welcome-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 20%;
  background: linear-gradient(to right, transparent, rgba(67, 97, 238, 0.03));
}

.welcome-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.welcome-text {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* 表格 */
.table-container {
  width: 100%;
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.table th {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: left;
  background-color: var(--surface-color-2);
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover td {
  background-color: var(--surface-color-2);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--btn-radius);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  transition: transform 0.5s, opacity 0.3s;
}

.btn:active::after {
  transform: translate(-50%, -50%) scale(2);
  opacity: 1;
  transition: transform 0s, opacity 0.1s;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.625rem 1.25rem;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  box-shadow: 0 2px 4px rgba(67, 97, 238, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  box-shadow: 0 4px 8px rgba(67, 97, 238, 0.3);
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
  box-shadow: 0 2px 4px rgba(6, 214, 160, 0.2);
}

.btn-secondary:hover {
  background-color: #05b285;
  box-shadow: 0 4px 8px rgba(6, 214, 160, 0.3);
}

.btn-danger {
  background-color: var(--danger);
  color: white;
  box-shadow: 0 2px 4px rgba(230, 57, 70, 0.2);
}

.btn-danger:hover {
  background-color: #d63240;
  box-shadow: 0 4px 8px rgba(230, 57, 70, 0.3);
}

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

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background-color: rgba(67, 97, 238, 0.03);
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 8px;
}

/* 表单控件 */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-color);
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-color);
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--input-radius);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.form-text {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* 警告框 */
.alert {
  position: relative;
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 8px;
  background-color: var(--surface-color-2);
  border-left: 3px solid var(--primary);
  color: var(--text-color);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.alert-success {
  border-left-color: var(--success);
}

.alert-danger {
  border-left-color: var(--danger);
}

.alert-warning {
  border-left-color: var(--warning);
}

.alert-info {
  border-left-color: var(--info);
}

.alert-icon {
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.alert-success .alert-icon {
  color: var(--success);
}

.alert-danger .alert-icon {
  color: var(--danger);
}

.alert-warning .alert-icon {
  color: var(--warning);
}

.alert-info .alert-icon {
  color: var(--info);
}

.alert-content {
  flex: 1;
}

.alert-close {
  background: none;
  border: none;
  padding: 0;
  font-size: 1.25rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

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

/* 徽章 */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25em 0.5em;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: 999px;
  background-color: var(--gray-200);
  color: #ffffff;
}

.badge-primary {
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary);
}

.badge-success {
  background-color: rgba(46, 196, 182, 0.1);
  color: var(--success);
}

.badge-warning {
  background-color: rgba(255, 159, 28, 0.1);
  color: var(--warning);
}

.badge-danger {
  background-color: rgba(230, 57, 70, 0.1);
  color: var(--danger);
}

.badge-info {
  background-color: rgba(76, 201, 240, 0.1);
  color: var(--info);
}

/* 信息项 */
.info-list {
  margin-bottom: 1.5rem;
}

.info-item {
  display: flex;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
  border-bottom: none;
}

.info-label {
  flex: 0 0 30%;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.info-value {
  flex: 1;
  font-size: 0.875rem;
  color: var(--text-color);
}

/* 访客界面 */
.guest-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.guest-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
}

.guest-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 1.25rem;
}

.guest-logo i {
  font-size: 1.5rem;
}

.guest-content {
  flex: 1;
  padding: 2rem 1.5rem;
}

.guest-footer {
  padding: 1.5rem;
  background-color: var(--surface-color);
  border-top: 1px solid var(--border-color);
  text-align: center;
}

/* 全局动画 */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.5s ease forwards;
}

.fade-in-1 { animation-delay: 0.1s; }
.fade-in-2 { animation-delay: 0.2s; }
.fade-in-3 { animation-delay: 0.3s; }
.fade-in-4 { animation-delay: 0.4s; }

/* 占位符 */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--surface-color-2) 25%,
    var(--surface-color-3) 37%,
    var(--surface-color-2) 63%
  );
  background-size: 400% 100%;
  animation: skeleton-loading 1.4s ease infinite;
  border-radius: 4px;
}

@keyframes skeleton-loading {
  0% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0 50%;
  }
}

/* 响应式工具类 */
@media (max-width: 768px) {
  .d-sm-none { display: none !important; }
  .d-sm-block { display: block !important; }
  .d-sm-flex { display: flex !important; }
  .flex-sm-column { flex-direction: column !important; }
  .text-sm-center { text-align: center !important; }
}

@media (min-width: 769px) and (max-width: 992px) {
  .d-md-none { display: none !important; }
  .d-md-block { display: block !important; }
  .d-md-flex { display: flex !important; }
  .flex-md-column { flex-direction: column !important; }
  .text-md-center { text-align: center !important; }
}

@media (min-width: 993px) {
  .d-lg-none { display: none !important; }
  .d-lg-block { display: block !important; }
  .d-lg-flex { display: flex !important; }
  .flex-lg-column { flex-direction: column !important; }
  .text-lg-center { text-align: center !important; }
}

/* 响应式表格 */
@media (max-width: 768px) {
  .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -15px;
    padding: 0 15px;
    width: calc(100% + 30px);
  }
  
  .table {
    min-width: 650px; /* 确保表格有最小宽度，避免挤压 */
  }
  
  /* 响应式表格替代方案 - 卡片式列表 */
  .responsive-card-list .list-item {
    display: block;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: var(--card-radius);
    background-color: var(--surface-color);
    box-shadow: var(--shadow-sm);
  }
  
  .responsive-card-list .list-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
  }
  
  .responsive-card-list .list-title {
    font-weight: 600;
    font-size: 1rem;
  }
  
  .responsive-card-list .list-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  
  .responsive-card-list .list-data-item {
    display: flex;
    flex-direction: column;
  }
  
  .responsive-card-list .list-data-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 2px;
  }
  
  .responsive-card-list .list-data-value {
    font-weight: 500;
  }
}

/* 公告样式 */
.announcements-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.announcement-card {
  background-color: var(--surface-color);
  border-radius: var(--card-radius);
  border-left: 3px solid #dc3545;
  padding: 0.75rem 1rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}

.announcement-card:hover {
  box-shadow: var(--shadow-md);
}

.announcement-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.announcement-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary);
  font-size: 0.75rem;
}

.announcement-title {
  flex: 1;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 0;
}

.announcement-date {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.announcement-content {
  font-size: 0.85rem;
  line-height: 1.5;
  /* color: var(--text-secondary); */
  white-space: pre-line;
}

@media (max-width: 576px) {
  .announcement-header {
    flex-direction: row;
    align-items: center;
  }
  
  .announcement-date {
    margin-left: auto;
  }
}

/* 通知菜单样式 */
.notification-menu {
    margin-right: 1rem;
    display: flex;
    align-items: center;
}

.notification-button {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: var(--text-color);
    transition: all 0.2s ease;
}

.notification-button:hover {
    background-color: var(--surface-color-2);
    color: var(--primary);
}

.notification-badge {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 9px;
    background-color: var(--danger);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    transform: translate(25%, -25%);
}

/* 通知列表页样式 */
.notification-item {
    border-left: 4px solid transparent;
    transition: all 0.2s ease;
}

.notification-item:hover {
    background-color: var(--surface-color-1);
}

.notification-item.unread {
    border-left-color: var(--primary);
    background-color: rgba(67, 97, 238, 0.05);
}

.notification-message {
    white-space: pre-line;
    color: var(--text-color-secondary);
}