/* Dashboard Styles */
.dashboard {
  min-height: 100vh;
  background: #f8fafc;
}

/* Header */
.dashboard-header {
  background: white;
  border-bottom: 1px solid #e2e8f0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: bold;
  color: #667eea;
}

.logo-icon {
  width: 32px;
  height: 32px;
}

.user-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.welcome-text {
  color: #334155;
  font-weight: 600;
  font-size: 1rem;
}

.logout-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: #ef4444;
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.logout-btn:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

/* Dashboard Content */
.dashboard-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* 仪表板概览 - 三栏布局 */
.dashboard-overview {
  display: grid;
  grid-template-columns: 300px 280px 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.user-card {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid #e2e8f0;
}

.tag-cloud-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.filter-result-bar {
  background: white;
  padding: 1rem 1.5rem;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.filter-result-bar .clear-filters-btn {
  background: #ef4444;
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 4px;
}

.filter-result-bar .clear-filters-btn:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

.filter-result {
  color: #64748b;
  font-size: 0.875rem;
  font-weight: 500;
}

.user-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(45deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.user-details {
  flex: 1;
}

.user-details h2 {
  margin: 0 0 0.25rem 0;
  color: #1e293b;
  font-size: 1.25rem;
  font-weight: 600;
}

.user-email {
  color: #64748b;
  margin: 0 0 0.25rem 0;
  font-size: 0.875rem;
}

.join-date {
  color: #94a3b8;
  font-size: 0.75rem;
  margin: 0;
}

/* 统一的统计卡片样式 */
.unified-stats-card {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  border: 1px solid #e2e8f0;
}

.unified-stats-card h3 {
  margin: 0 0 1rem 0;
  color: #1e293b;
  font-size: 1.1rem;
  font-weight: 600;
}

.stats-rows {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.stat-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.stat-row:hover {
  background: #f8fafc;
  border-color: #c7d2fe;
}

.stat-row.active {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-color: #667eea;
}

.stat-row .stat-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: #f1f5f9;
}

.stat-row.active .stat-icon {
  background: rgba(255, 255, 255, 0.2);
}

.stat-row .stat-icon .icon {
  color: #64748b;
}

.stat-row.active .stat-icon .icon {
  color: white;
}

.stat-text {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stat-label {
  font-size: 0.9rem;
  color: #64748b;
  font-weight: 500;
}

.stat-row.active .stat-label {
  color: white;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: #1e293b;
}

.stat-row.active .stat-value {
  color: white;
}

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border-color: #c7d2fe;
}

.stat-card.active {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-color: #667eea;
}

.stat-card.active .stat-icon .icon {
  color: white;
}

.stat-card.active .stat-info h3,
.stat-card.active .stat-info p {
  color: white;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-card:nth-child(1) .stat-icon {
  background: linear-gradient(45deg, #06b6d4, #0891b2);
  color: white;
}

.stat-card:nth-child(2) .stat-icon {
  background: linear-gradient(45deg, #10b981, #059669);
  color: white;
}

.stat-card:nth-child(3) .stat-icon {
  background: linear-gradient(45deg, #f59e0b, #d97706);
  color: white;
}

.stat-info h3 {
  margin: 0;
  font-size: 2rem;
  font-weight: bold;
  color: #1e293b;
}

.stat-info p {
  margin: 0;
  color: #64748b;
  font-size: 0.9rem;
}


/* Filter Section */
.filter-section {
  background: white;
  border-radius: 16px;
  padding: 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  margin-bottom: 2rem;
  overflow: hidden;
}

.filter-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid #f1f5f9;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, #f8fafc, #eef2f7);
}

.filter-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-title h2 {
  margin: 0;
  color: #1e293b;
  font-size: 1.3rem;
  font-weight: 600;
}

.clear-filters-btn {
  background: #ef4444;
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.clear-filters-btn:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

.filter-summary {
  padding: 1rem 2rem;
  background: #f8fafc;
  border-top: 1px solid #f1f5f9;
  text-align: center;
}

.filter-result {
  color: #64748b;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Meetings Section */
.meetings-section {
  background: white;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.section-header {
  padding: 2rem 2rem 1rem 2rem;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.section-title h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.5rem 0;
  color: #1e293b;
  font-size: 1.5rem;
}

.section-title p {
  margin: 0;
  color: #64748b;
}

.create-meeting-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
  white-space: nowrap;
}

.create-meeting-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4);
  color: white;
  text-decoration: none;
}

/* Loading and Error States */
.loading-container, .error-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 50vh;
  color: #64748b;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid #e2e8f0;
  border-top: 3px solid #667eea;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.retry-btn {
  background: #667eea;
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 1rem;
  transition: background 0.3s ease;
}

.retry-btn:hover {
  background: #5a67d8;
}

/* Responsive Design */
@media (max-width: 768px) {
  .dashboard-content {
    padding: 1rem;
  }

  .dashboard-overview {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .header-content {
    padding: 1rem;
  }

  .user-actions {
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-end;
  }

  .welcome-text {
    font-size: 0.9rem;
  }
}

/* User Menu */
.user-menu-container {
  position: relative;
}

.user-menu-trigger {
  display: flex;
  align-items: center;
  cursor: pointer;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  background: transparent;
}

.user-menu-trigger:hover {
  background: #f1f5f9;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 1px solid #e2e8f0;
  padding: 0.5rem;
  margin-top: 0.5rem;
  width: 160px;
  z-index: 10;
  display: flex;
  flex-direction: column;
}

.dropdown-menu button,
.dropdown-menu a {
  background: none;
  border: none;
  text-align: left;
  padding: 0.75rem 1rem;
  width: 100%;
  border-radius: 6px;
  cursor: pointer;
  color: #334155;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.dropdown-menu button:hover,
.dropdown-menu a:hover {
  background: #f1f5f9;
}

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  width: 90%;
  max-width: 500px;
}

.modal-content h2 {
  margin-top: 0;
}

.modal-content .form-group {
  margin-bottom: 1rem;
}

.modal-content .form-group label {
  display: block;
  margin-bottom: 0.5rem;
}

.modal-content .form-group input {
  width: 100%;
  padding: 0.5rem;
  border-radius: 4px;
  border: 1px solid #ccc;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 2rem;
}

.error-message {
  color: red;
  margin-bottom: 1rem;
}

.success-message {
  color: green;
  margin-bottom: 1rem;
}