/* Dashboard CSS - Modern Responsive Design with Dark/Light Theme Support */

:root {
  /* Light theme colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f5f7fa;
  --bg-card: #ffffff;
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --border-color: #e2e8f0;
  --accent-color: #4299e1;
  --accent-hover: #3182ce;
  --success-color: #48bb78;
  --error-color: #f56565;
  --warning-color: #ed8936;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] {
  /* Dark theme colors */
  --bg-primary: #1a202c;
  --bg-secondary: #2d3748;
  --bg-card: #2d3748;
  --text-primary: #f7fafc;
  --text-secondary: #cbd5e0;
  --text-muted: #a0aec0;
  --border-color: #4a5568;
  --accent-color: #63b3ed;
  --accent-hover: #90cdf4;
  --success-color: #68d391;
  --error-color: #fc8181;
  --warning-color: #f6ad55;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.dashboard-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.dashboard-header {
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.dashboard-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.btn-icon {
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  padding: 0.5rem;
  cursor: pointer;
  font-size: 1.25rem;
  transition: all 0.2s;
}

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

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-muted);
  animation: pulse 2s infinite;
}

.status-dot.connected {
  background-color: var(--success-color);
}

.status-dot.disconnected {
  background-color: var(--error-color);
}

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

/* Main Content */
.dashboard-main {
  flex: 1;
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

section {
  margin-bottom: 3rem;
}

section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.card-header h3 {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-icon {
  font-size: 1.5rem;
}

.card-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

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

/* Charts */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
}

.chart-container {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.chart-container h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.chart-container canvas {
  max-height: 300px;
}

/* Analytics Section */
.analytics-controls,
.cache-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.filter-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.filter-group input,
.filter-group select {
  padding: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  background-color: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.875rem;
  min-width: 200px;
}

.filter-group input:focus,
.filter-group select:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.1);
}

/* Buttons */
.btn-primary,
.btn-danger {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

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

.btn-primary:hover {
  background-color: var(--accent-hover);
}

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

.btn-danger:hover {
  background-color: #e53e3e;
}

/* Tables */
.table-container {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  overflow-x: auto;
  box-shadow: var(--shadow);
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background-color: var(--bg-secondary);
}

th {
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border-color);
  cursor: pointer;
  user-select: none;
  position: relative;
}

th:hover {
  background-color: var(--bg-primary);
}

.sort-indicator {
  margin-left: 0.5rem;
  opacity: 0.5;
}

th[data-sort].sorted .sort-indicator {
  opacity: 1;
}

th[data-sort].sorted.asc .sort-indicator::after {
  content: ' ▲';
}

th[data-sort].sorted.desc .sort-indicator::after {
  content: ' ▼';
}

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

tbody tr:hover {
  background-color: var(--bg-secondary);
}

.loading {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.pagination button {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  background-color: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
}

.pagination button:hover:not(:disabled) {
  background-color: var(--bg-secondary);
}

.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination .page-info {
  padding: 0 1rem;
  color: var(--text-secondary);
}

/* Providers Grid */
.providers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.provider-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.provider-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.provider-status {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  margin-top: 0.5rem;
}

.provider-status.enabled {
  background-color: rgba(72, 187, 120, 0.1);
  color: var(--success-color);
}

.provider-status.disabled {
  background-color: rgba(245, 101, 101, 0.1);
  color: var(--error-color);
}

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

  .header-content {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }

  .analytics-controls,
  .cache-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-group input,
  .filter-group select {
    min-width: 100%;
  }

  .table-container {
    overflow-x: scroll;
  }
}

/* Utility Classes */
.text-success {
  color: var(--success-color);
}

.text-error {
  color: var(--error-color);
}

.text-warning {
  color: var(--warning-color);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-success {
  background-color: rgba(72, 187, 120, 0.1);
  color: var(--success-color);
}

.badge-error {
  background-color: rgba(245, 101, 101, 0.1);
  color: var(--error-color);
}

.badge-warning {
  background-color: rgba(237, 137, 54, 0.1);
  color: var(--warning-color);
}