/* ============================================
   Device Monitoring Dashboard - Custom CSS
   ALD7Tech - Professional IoT Monitoring
   ============================================ */

/* CSS Variables */
:root {
  --dm-primary: #1a2332;
  --dm-secondary: #2c3e50;
  --dm-accent: #3498db;
  --dm-success: #27ae60;
  --dm-warning: #f39c12;
  --dm-danger: #e74c3c;
  --dm-critical: #c0392b;
  --dm-info: #17a2b8;
  --dm-light: #ecf0f1;
  --dm-dark: #1a2332;
  --dm-card-bg: #ffffff;
  --dm-card-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  --dm-border-radius: 12px;
  --dm-transition: all 0.3s ease;
}

/* Main Content */
.main-content {
  padding-top: 80px;
  min-height: 100vh;
  background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
}

/* Dashboard Header */
.dashboard-header {
  background: linear-gradient(135deg, var(--dm-primary) 0%, var(--dm-secondary) 100%);
  padding: 30px 0;
  margin-bottom: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.dashboard-title {
  color: #ffffff;
  font-size: 1.8rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.dashboard-title i {
  font-size: 2.2rem;
  color: var(--dm-accent);
}

.dashboard-subtitle {
  color: rgba(255, 255, 255, 0.8);
  margin: 8px 0 0;
  font-size: 1rem;
}

/* Device Selector */
.device-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: flex-end;
  margin-bottom: 10px;
}

.device-selector label {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
  margin: 0;
}

.device-selector select {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: 8px;
  min-width: 200px;
  cursor: pointer;
}

.device-selector select option {
  background: var(--dm-primary);
  color: #ffffff;
}

.device-selector .btn {
  padding: 8px 12px;
  min-width: auto;
}

.last-update {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: flex-end;
}

.last-update i {
  font-size: 1rem;
}

/* Alerts Section */
.alerts-section {
  margin-bottom: 20px;
}

.alert-banner {
  padding: 15px 20px;
  border-radius: var(--dm-border-radius);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: pulse-alert 2s infinite;
}

.alert-banner.alert-critical {
  background: linear-gradient(135deg, var(--dm-critical), var(--dm-danger));
  color: #ffffff;
}

.alert-banner i {
  font-size: 1.5rem;
}

@keyframes pulse-alert {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.85; }
}

/* KPI Cards Row */
.kpi-row {
  margin-bottom: 30px;
}

.kpi-card {
  background: var(--dm-card-bg);
  border-radius: var(--dm-border-radius);
  padding: 20px;
  box-shadow: var(--dm-card-shadow);
  transition: var(--dm-transition);
  height: 100%;
  position: relative;
  overflow: hidden;
  margin-bottom: 15px;
}

.kpi-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.kpi-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.kpi-icon i {
  font-size: 1.8rem;
  color: #ffffff;
}

.status-active {
  background: linear-gradient(135deg, var(--dm-success), #2ecc71);
}

.status-inactive {
  background: linear-gradient(135deg, #95a5a6, #7f8c8d);
}

.battery-icon {
  background: linear-gradient(135deg, var(--dm-success), #2ecc71);
}

.battery-icon.low {
  background: linear-gradient(135deg, var(--dm-warning), #e67e22);
}

.battery-icon.critical {
  background: linear-gradient(135deg, var(--dm-danger), var(--dm-critical));
}

.heart-icon {
  background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.heart-icon i {
  display: inline-block;
  animation: heartbeat 1.2s ease-in-out infinite;
}

@keyframes heartbeat {
  0% { transform: scale(1); }
  14% { transform: scale(1.3); }
  28% { transform: scale(1); }
  42% { transform: scale(1.3); }
  70% { transform: scale(1); }
  100% { transform: scale(1); }
}

/* Animated heart icon for large displays */
.heart-animated {
  display: inline-block;
  animation: heartbeat 1.2s ease-in-out infinite;
}

.bp-icon {
  background: linear-gradient(135deg, #9b59b6, #8e44ad);
}

.spo2-icon {
  background: linear-gradient(135deg, var(--dm-accent), #2980b9);
}

.temp-icon {
  background: linear-gradient(135deg, var(--dm-warning), #e67e22);
}

.kpi-content {
  display: flex;
  flex-direction: column;
}

.kpi-label {
  font-size: 0.8rem;
  color: #7f8c8d;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.kpi-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dm-dark);
  line-height: 1.2;
}

.kpi-value small {
  font-size: 0.7rem;
  font-weight: 500;
  color: #95a5a6;
}

.kpi-gauge {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--dm-light);
}

.kpi-gauge::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: var(--gauge-value, 0%);
  background: linear-gradient(90deg, var(--dm-success), #2ecc71);
  transition: width 0.5s ease;
}

/* Chart Cards */
.chart-card {
  background: var(--dm-card-bg);
  border-radius: var(--dm-border-radius);
  box-shadow: var(--dm-card-shadow);
  margin-bottom: 25px;
  overflow: hidden;
}

.chart-header {
  padding: 20px 24px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, #fafbfc 0%, #f5f7fa 100%);
}

.chart-header h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dm-dark);
  display: flex;
  align-items: center;
  gap: 10px;
}

.chart-header h3 i {
  color: var(--dm-accent);
  font-size: 1.3rem;
}

.chart-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.period-selector {
  padding: 6px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 0.85rem;
  background: #ffffff;
  cursor: pointer;
}

.chart-body {
  padding: 20px;
  min-height: 300px;
}

.chart-footer {
  padding: 15px 24px;
  background: #fafbfc;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  gap: 30px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.75rem;
  color: #7f8c8d;
  text-transform: uppercase;
}

.stat-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dm-dark);
}

/* Map Container */
.map-container {
  height: 300px;
  border-radius: 8px;
  overflow: hidden;
}

/* Location Info */
.location-info {
  font-size: 0.85rem;
  color: #7f8c8d;
}

/* Alerts Table */
.alerts-table-container {
  overflow-x: auto;
}

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

.alerts-table th {
  background: #f8f9fa;
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.85rem;
  color: #5a6268;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid #dee2e6;
}

.alerts-table td {
  padding: 14px 16px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.9rem;
}

.alerts-table tbody tr:hover {
  background: #f8f9fa;
}

/* Severity Badges */
.badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-critical {
  background: var(--dm-critical);
  color: #ffffff;
}

.badge-high {
  background: var(--dm-danger);
  color: #ffffff;
}

.badge-medium {
  background: var(--dm-warning);
  color: #ffffff;
}

.badge-low {
  background: var(--dm-info);
  color: #ffffff;
}

.severity-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.severity-critical {
  background: rgba(192, 57, 43, 0.1);
  color: var(--dm-critical);
}

.severity-high {
  background: rgba(231, 76, 60, 0.1);
  color: var(--dm-danger);
}

.severity-medium {
  background: rgba(243, 156, 18, 0.1);
  color: var(--dm-warning);
}

.severity-low {
  background: rgba(23, 162, 184, 0.1);
  color: var(--dm-info);
}

/* Status Badges */
.status-badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
}

.status-pending {
  background: rgba(243, 156, 18, 0.1);
  color: var(--dm-warning);
}

.status-acknowledged {
  background: rgba(52, 152, 219, 0.1);
  color: var(--dm-accent);
}

.status-resolved {
  background: rgba(39, 174, 96, 0.1);
  color: var(--dm-success);
}

/* Rules Grid */
.rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.rule-card {
  background: #f8f9fa;
  border-radius: 10px;
  padding: 16px;
  border-left: 4px solid;
  transition: var(--dm-transition);
}

.rule-card:hover {
  background: #f0f2f5;
  transform: translateX(5px);
}

.rule-card.severity-critical {
  border-left-color: var(--dm-critical);
}

.rule-card.severity-high {
  border-left-color: var(--dm-danger);
}

.rule-card.severity-medium {
  border-left-color: var(--dm-warning);
}

.rule-card.severity-low {
  border-left-color: var(--dm-info);
}

.rule-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.rule-name {
  font-weight: 600;
  color: var(--dm-dark);
  font-size: 0.95rem;
}

.rule-severity {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 12px;
  text-transform: uppercase;
  font-weight: 600;
}

.rule-description {
  font-size: 0.85rem;
  color: #6c757d;
  margin-bottom: 10px;
}

.rule-condition {
  font-size: 0.8rem;
  color: #495057;
  background: #ffffff;
  padding: 8px 12px;
  border-radius: 6px;
  font-family: 'Roboto Mono', monospace;
}

.rules-count {
  font-size: 0.9rem;
  color: #6c757d;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(26, 35, 50, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s, visibility 0.3s;
}

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

.loading-spinner {
  text-align: center;
  color: #ffffff;
}

.loading-spinner .spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--dm-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

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

.loading-spinner p {
  font-size: 1rem;
  opacity: 0.9;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
  .dashboard-header .row {
    text-align: center;
  }

  .device-selector,
  .last-update {
    justify-content: center;
    margin-top: 15px;
  }

  .text-right {
    text-align: center !important;
  }
}

@media (max-width: 768px) {
  .dashboard-title {
    font-size: 1.4rem;
    justify-content: center;
  }

  .dashboard-title i {
    font-size: 1.8rem;
  }

  .kpi-card {
    padding: 15px;
  }

  .kpi-value {
    font-size: 1.3rem;
  }

  .chart-header {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }

  .chart-footer {
    flex-wrap: wrap;
  }

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

@media (max-width: 576px) {
  .main-content {
    padding-top: 70px;
  }

  .dashboard-header {
    padding: 20px 0;
  }

  .device-selector {
    flex-wrap: wrap;
  }

  .device-selector select {
    min-width: 100%;
    margin-top: 10px;
  }

  .kpi-icon {
    width: 40px;
    height: 40px;
  }

  .kpi-icon i {
    font-size: 1.4rem;
  }

  .kpi-value {
    font-size: 1.1rem;
  }

  .map-container {
    height: 250px;
  }
}

/* ApexCharts Custom Styles */
.apexcharts-tooltip {
  background: #ffffff !important;
  border: 1px solid #e0e0e0 !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
  border-radius: 8px !important;
}

.apexcharts-tooltip-title {
  background: #f8f9fa !important;
  border-bottom: 1px solid #e0e0e0 !important;
  padding: 8px 12px !important;
  font-weight: 600 !important;
}

.apexcharts-xaxistooltip,
.apexcharts-yaxistooltip {
  background: var(--dm-dark) !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: 4px !important;
}

/* Leaflet Custom Styles */
.leaflet-container {
  font-family: 'Roboto', sans-serif;
}

.leaflet-popup-content-wrapper {
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.leaflet-popup-content {
  margin: 12px 16px;
}

.device-marker-popup {
  text-align: center;
}

.device-marker-popup h4 {
  margin: 0 0 8px;
  color: var(--dm-dark);
  font-size: 1rem;
}

.device-marker-popup p {
  margin: 4px 0;
  font-size: 0.85rem;
  color: #6c757d;
}

/* Custom Device Marker */
.device-marker {
  background: var(--dm-accent);
  border: 3px solid #ffffff;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  box-shadow: 0 2px 10px rgba(52, 152, 219, 0.5);
}

/* Animation for Real-time Updates */
@keyframes value-update {
  0% { background-color: rgba(52, 152, 219, 0.3); }
  100% { background-color: transparent; }
}

.value-updated {
  animation: value-update 1s ease-out;
}

/* No Data State */
.no-data {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 200px;
  color: #95a5a6;
}

.no-data i {
  font-size: 3rem;
  margin-bottom: 15px;
  opacity: 0.5;
}

.no-data p {
  font-size: 1rem;
  margin: 0;
}

/* Connection Status */
.connection-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
}

.connection-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: blink 2s infinite;
}

.connection-dot.connected {
  background: var(--dm-success);
}

.connection-dot.disconnected {
  background: var(--dm-danger);
  animation: none;
}

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

/* VitalWatch Pro Branding */
.vitalwatch-logo {
  max-height: 60px;
  width: auto;
  border-radius: 8px;
  margin-right: 15px;
  vertical-align: middle;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.dashboard-title-wrapper {
  display: flex;
  align-items: center;
  gap: 15px;
}

.dashboard-title-wrapper .dashboard-title {
  margin: 0;
}

.brand-badge {
  background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  margin-left: 10px;
  vertical-align: middle;
}

/* Responsivo */
@media (max-width: 768px) {
  .vitalwatch-logo {
    max-height: 45px;
  }

  .dashboard-title-wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}