/* Maritime Operations Dashboard Styling */

:root {
  /* Maritime Color Palette */
  --navy-dark: #1a2332;
  --navy-medium: #2c3e50;
  --navy-light: #34495e;
  --blue-primary: #2980b9;
  --blue-light: #3498db;
  --blue-accent: #5dade2;
  
  /* Status Colors */
  --green-ok: #27ae60;
  --yellow-warning: #f39c12;
  --orange-caution: #e67e22;
  --red-critical: #e74c3c;
  --red-emergency: #c0392b;
  
  /* UI Colors */
  --white: #ffffff;
  --light-gray: #ecf0f1;
  --medium-gray: #95a5a6;
  --dark-gray: #7f8c8d;
  --border-color: #bdc3c7;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Borders */
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-width: 1px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
}

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

body {
  font-family: var(--font-family);
  background: var(--navy-dark);
  color: var(--white);
  overflow: hidden; /* Prevent scrollbars */
  line-height: 1.5;
  margin: 0;
  padding: 0;
}

.ops-dashboard {
  height: 100vh; /* Exact viewport height */
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Header */
.ops-header {
  background: linear-gradient(135deg, var(--navy-medium), var(--navy-light));
  border-bottom: 2px solid var(--blue-primary);
  padding: 0.75rem 1.5rem; /* Reduced padding */
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0; /* Prevent header from shrinking */
  height: 60px; /* Fixed header height */
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--blue-accent);
}

.logo i {
  font-size: var(--font-size-2xl);
}

.connection-status {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: var(--font-size-xs);
}

.status-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.status-item i {
  font-size: 8px;
}

/* WebSocket and MQTT status indicators */
.status-item i.connected {
  color: var(--green-ok);
}

.status-item i.connecting {
  color: var(--yellow-warning);
  animation: pulse 2s infinite;
}

.status-item i.disconnected {
  color: var(--red-critical);
}

.status-item i.error {
  color: var(--red-emergency);
}

.status-item i.failed {
  color: var(--red-emergency);
}

.status-item i.offline {
  color: var(--medium-gray);
}

.status-item i.unavailable {
  color: var(--dark-gray);
}

/* Overall connection status border */
.connection-status.connected {
  border-left: 3px solid var(--green-ok);
  padding-left: var(--spacing-sm);
}

.connection-status.partial {
  border-left: 3px solid var(--yellow-warning);
  padding-left: var(--spacing-sm);
}

.connection-status.disconnected {
  border-left: 3px solid var(--red-critical);
  padding-left: var(--spacing-sm);
}

.header-center {
  text-align: center;
}

.current-time {
  font-size: var(--font-size-xl);
  font-weight: 600;
  line-height: 1.2;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.weather-summary,
.alert-summary {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
}

.alert-summary {
  background: rgba(231, 76, 60, 0.2);
}

/* Dashboard Grid */
.dashboard-grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(3, 1fr); /* Only 3 rows to fit in viewport */
  gap: 0.75rem; /* Reduced gap */
  padding: 0.75rem; /* Reduced padding */
  height: calc(100vh - 60px); /* Exact remaining height after header */
  overflow: hidden;
}

/* Panel Layouts - Redesigned for 3-row single-window layout */
.fleet-overview {
  grid-column: 1 / 4;
  grid-row: 1 / 3;
}

.vessel-detail {
  grid-column: 4 / 7;
  grid-row: 1 / 3;
}

.engine-gauges {
  grid-column: 7 / 10;
  grid-row: 1 / 2;
}

.power-systems {
  grid-column: 10 / 13;
  grid-row: 1 / 2;
}

.safety-systems {
  grid-column: 7 / 10;
  grid-row: 2 / 3;
}

.navigation-display {
  grid-column: 10 / 13;
  grid-row: 2 / 3;
}

.historical-charts {
  grid-column: 1 / 7;
  grid-row: 3 / 4;
}

.alerts-panel {
  grid-column: 7 / 10;
  grid-row: 3 / 4;
}

.weather-environment {
  grid-column: 10 / 13;
  grid-row: 3 / 4;
}

/* Panel Styles */
.panel {
  background: linear-gradient(135deg, var(--navy-medium), var(--navy-light));
  border: var(--border-width) solid var(--blue-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0; /* Allow panels to shrink */
}

.panel-header {
  background: linear-gradient(90deg, var(--blue-primary), var(--blue-light));
  padding: 0.5rem 0.75rem; /* Reduced padding */
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: var(--border-width) solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0; /* Prevent header from shrinking */
  min-height: 40px; /* Fixed minimum height */
}

.panel-header h2 {
  font-size: 1rem; /* Smaller font size */
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
}

.panel-content {
  flex: 1;
  padding: 0.75rem; /* Reduced padding */
  overflow: hidden; /* Prevent internal scrollbars */
  display: flex;
  flex-direction: column;
}

/* Fleet Overview */
.fleet-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.stat-card {
  text-align: center;
  padding: clamp(0.5rem, 2vw, 1.5rem);
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.05);
  border: var(--border-width) solid;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 0;
  flex: 1;
}

.stat-card.operational {
  border-color: var(--green-ok);
}

.stat-card.maintenance {
  border-color: var(--yellow-warning);
}

.stat-card.emergency {
  border-color: var(--red-critical);
}

.stat-number {
  font-size: clamp(1.5rem, 4vw, 2.5rem) !important;
  font-weight: 700;
  line-height: 1;
}

.stat-label {
  font-size: clamp(0.7rem, 1.5vw, 0.875rem) !important;
  color: var(--medium-gray);
  margin-top: var(--spacing-xs);
}

.vessel-list {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}

.vessel-item {
  padding: clamp(0.5rem, 1.5vw, 1rem);
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.05);
  margin-bottom: 0.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border-left: 4px solid;
  flex-shrink: 0;
}

.vessel-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(2px);
}

.vessel-item.normal {
  border-left-color: var(--green-ok);
}

.vessel-item.warning {
  border-left-color: var(--yellow-warning);
}

.vessel-item.critical {
  border-left-color: var(--red-critical);
}

.vessel-item.emergency {
  border-left-color: var(--red-emergency);
  animation: pulse 2s infinite;
}

.vessel-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.vessel-name {
  font-weight: 600;
  color: var(--blue-accent);
}

.vessel-status {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  font-weight: 500;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
}

/* Fleet Status Panel Responsive Sizing */
.fleet-overview .panel-header i {
  font-size: clamp(1rem, 2.5vw, 1.5rem) !important;
}

.fleet-stats {
  display: flex;
  gap: clamp(0.5rem, 1vw, 1rem);
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.fleet-stats .stat-card {
  min-height: clamp(60px, 8vh, 100px);
  padding: clamp(0.3rem, 1vw, 0.8rem);
}

.vessel-detail .fa-3x {
  font-size: clamp(2rem, 6vw, 3rem) !important;
}

.no-selection {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--medium-gray);
  text-align: center;
}

.no-selection p {
  margin-top: 1rem;
  font-size: clamp(0.8rem, 2vw, 1rem);
}

/* Engine Gauges */
.gauge-container {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0.5rem;
  height: 100%;
  flex: 1;
}

.gauge-wrapper {
  text-align: center;
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.gauge-label {
  font-size: clamp(0.7rem, 1.5vw, 0.875rem);
  color: var(--medium-gray);
  margin-bottom: 0.25rem;
  flex-shrink: 0;
}

.gauge-value {
  font-size: clamp(0.9rem, 2vw, 1.25rem);
  font-weight: 600;
  color: var(--blue-accent);
  margin-top: 0.25rem;
  flex-shrink: 0;
}

/* Power Systems */
.power-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  height: 100%;
  justify-content: space-evenly;
}

.power-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.power-label {
  font-size: var(--font-size-sm);
  color: var(--medium-gray);
}

.progress-bar {
  position: relative;
  height: 24px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green-ok), var(--blue-accent));
  transition: width 0.5s ease;
  width: 0%;
}

.progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--white);
  z-index: 10;
}

.power-mode {
  font-size: var(--font-size-lg);
  font-weight: 600;
  padding: var(--spacing-sm);
  text-align: center;
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.1);
  text-transform: uppercase;
}

/* Safety Systems */
.safety-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: 0.75rem;
  height: 100%;
  align-items: center;
}

.safety-item {
  text-align: center;
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}

.safety-icon {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
  color: var(--green-ok);
}

.safety-icon.warning {
  color: var(--yellow-warning);
  animation: pulse 2s infinite;
}

.safety-icon.critical {
  color: var(--red-critical);
  animation: pulse 1s infinite;
}

.safety-label {
  font-size: var(--font-size-sm);
  color: var(--medium-gray);
  margin-bottom: var(--spacing-xs);
}

.safety-status {
  font-weight: 600;
  font-size: var(--font-size-sm);
}

/* Navigation */
.nav-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.nav-item {
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
}

.nav-label {
  font-size: var(--font-size-xs);
  color: var(--medium-gray);
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
}

.nav-value {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--blue-accent);
}

.compass-display {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-lg);
}

.compass-face {
  position: relative;
  width: 120px;
  height: 120px;
  border: 3px solid var(--blue-primary);
  border-radius: 50%;
  background: radial-gradient(circle, var(--navy-light), var(--navy-medium));
}

.compass-needle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 40px;
  background: var(--red-critical);
  transform-origin: bottom center;
  transform: translate(-50%, -100%) rotate(0deg);
  transition: transform 0.5s ease;
  border-radius: 2px;
}

.compass-labels {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.compass-labels span {
  position: absolute;
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.compass-n {
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
}

.compass-e {
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
}

.compass-s {
  bottom: 5px;
  left: 50%;
  transform: translateX(-50%);
}

.compass-w {
  left: 5px;
  top: 50%;
  transform: translateY(-50%);
}

/* Alerts */
.alert-filters {
  display: flex;
  gap: var(--spacing-sm);
}

.filter-btn {
  padding: var(--spacing-xs) var(--spacing-md);
  border: var(--border-width) solid var(--border-color);
  background: transparent;
  color: var(--white);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  font-weight: 500;
  transition: all 0.3s ease;
}

.filter-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.filter-btn.active {
  background: var(--blue-primary);
  border-color: var(--blue-primary);
}

.alerts-list {
  max-height: 400px;
  overflow-y: auto;
}

.alert-item {
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.05);
  border-left: 4px solid;
  margin-bottom: var(--spacing-sm);
  transition: all 0.3s ease;
}

.alert-item:hover {
  background: rgba(255, 255, 255, 0.1);
}

.alert-item.critical {
  border-left-color: var(--red-critical);
  background: rgba(231, 76, 60, 0.1);
}

.alert-item.warning {
  border-left-color: var(--yellow-warning);
  background: rgba(243, 156, 18, 0.1);
}

.alert-item.info {
  border-left-color: var(--blue-accent);
  background: rgba(52, 152, 219, 0.1);
}

.alert-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-xs);
}

.alert-message {
  font-weight: 500;
  flex: 1;
}

.alert-time {
  font-size: var(--font-size-xs);
  color: var(--medium-gray);
  margin-left: var(--spacing-md);
  white-space: nowrap;
}

.alert-vessel {
  font-size: var(--font-size-xs);
  color: var(--blue-accent);
  text-transform: uppercase;
  font-weight: 500;
}

.alert-acknowledge {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--white);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: var(--font-size-xs);
  cursor: pointer;
  margin-left: var(--spacing-sm);
  transition: all 0.3s ease;
}

.alert-acknowledge:hover {
  background: var(--blue-primary);
  border-color: var(--blue-primary);
}

/* Weather */
.weather-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.weather-item {
  text-align: center;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
}

.weather-icon {
  font-size: var(--font-size-2xl);
  color: var(--blue-accent);
  margin-bottom: var(--spacing-sm);
}

.weather-label {
  font-size: var(--font-size-sm);
  color: var(--medium-gray);
  margin-bottom: var(--spacing-xs);
}

.weather-value {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--white);
}

.weather-sub {
  font-size: var(--font-size-sm);
  color: var(--medium-gray);
  margin-top: var(--spacing-xs);
}

/* Controls */
.panel-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.btn-icon {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: var(--white);
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: rotate(180deg);
}

.btn-export {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  padding: 8px 12px;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.3s ease;
  margin-left: var(--spacing-sm);
}

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

select {
  background: rgba(255, 255, 255, 0.1);
  border: var(--border-width) solid var(--border-color);
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
}

select option {
  background: var(--navy-medium);
  color: var(--white);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal.show {
  display: flex;
}

.modal-content {
  background: var(--navy-medium);
  border-radius: var(--border-radius-lg);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--blue-primary);
}

.modal-content.emergency {
  border-color: var(--red-critical);
  animation: pulse 2s infinite;
}

.modal-header {
  background: var(--red-critical);
  color: var(--white);
  padding: var(--spacing-lg);
  text-align: center;
}

.modal-header h2 {
  font-size: var(--font-size-xl);
  margin: 0;
}

.modal-body {
  padding: var(--spacing-xl);
}

.modal-footer {
  padding: var(--spacing-lg);
  text-align: center;
  border-top: var(--border-width) solid var(--border-color);
}

.btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin: 0 var(--spacing-sm);
  transition: all 0.3s ease;
}

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

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

.btn-secondary {
  background: var(--medium-gray);
  color: var(--white);
}

.btn-secondary:hover {
  background: var(--dark-gray);
}

/* Loading */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--navy-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
}

.loading-overlay.hidden {
  display: none;
}

.loading-spinner {
  text-align: center;
}

.loading-spinner i {
  font-size: 4rem;
  color: var(--blue-accent);
  margin-bottom: var(--spacing-lg);
}

.loading-spinner p {
  font-size: var(--font-size-lg);
  color: var(--medium-gray);
}

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

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Alert Notifications */
.alert-notification {
  position: fixed;
  top: 100px;
  right: 20px;
  background: linear-gradient(135deg, var(--red-critical), var(--red-emergency));
  color: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  animation: slideInRight 0.3s ease-out;
  min-width: 320px;
  max-width: 400px;
}

.notification-content {
  display: flex;
  align-items: flex-start;
  padding: var(--spacing-lg);
  gap: var(--spacing-md);
}

.notification-content i {
  font-size: var(--font-size-xl);
  color: var(--white);
  margin-top: var(--spacing-xs);
}

.notification-content div {
  flex: 1;
}

.notification-content strong {
  display: block;
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.notification-content p {
  font-size: var(--font-size-sm);
  margin: 0;
  opacity: 0.9;
}

.notification-content button {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: var(--white);
  border-radius: 50%;
  width: 24px;
  height: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.notification-content button:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* No alerts/data states */
.no-selection {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--medium-gray);
  text-align: center;
}

.no-selection i {
  margin-bottom: var(--spacing-lg);
  opacity: 0.5;
}

.no-alerts {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 150px;
  color: var(--green-ok);
  text-align: center;
}

.no-alerts i {
  margin-bottom: var(--spacing-md);
  opacity: 0.7;
}

/* Vessel detail styles */
.vessel-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.detail-section {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
}

.detail-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  color: var(--blue-accent);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.detail-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.detail-label {
  font-size: var(--font-size-sm);
  color: var(--medium-gray);
}

.detail-value {
  font-weight: 600;
  color: var(--white);
}

.detail-value.status-normal {
  color: var(--green-ok);
}

.detail-value.status-warning {
  color: var(--yellow-warning);
}

.detail-value.status-critical {
  color: var(--red-critical);
}

.detail-value.status-emergency {
  color: var(--red-emergency);
  animation: pulse 2s infinite;
}

/* Power mode styles */
.power-mode.mode-electric {
  background: var(--green-ok);
  color: var(--white);
}

.power-mode.mode-hybrid {
  background: var(--blue-primary);
  color: var(--white);
}

.power-mode.mode-diesel {
  background: var(--orange-caution);
  color: var(--white);
}

/* Alert acknowledged styles */
.alert-acknowledged {
  color: var(--green-ok);
  font-size: var(--font-size-xs);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Animation keyframes */
@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

/* Enhanced status indicators */
.vessel-route {
  font-size: var(--font-size-xs);
  color: var(--medium-gray);
  margin-top: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 1400px) {
  .dashboard-grid {
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(4, 1fr); /* Reduced rows for medium screens */
    gap: 0.5rem;
  }
  
  .fleet-overview {
    grid-column: 1 / 3;
    grid-row: 1 / 4;
  }
  
  .vessel-detail {
    grid-column: 3 / 6;
    grid-row: 1 / 3;
  }
  
  .engine-gauges {
    grid-column: 6 / 9;
    grid-row: 1 / 3;
  }
  
  .power-systems {
    grid-column: 3 / 6;
    grid-row: 3 / 4;
  }
  
  .safety-systems {
    grid-column: 6 / 9;
    grid-row: 3 / 4;
  }
  
  .navigation-display {
    grid-column: 1 / 3;
    grid-row: 4 / 6;
  }
  
  .historical-charts {
    grid-column: 3 / 9;
    grid-row: 4 / 7;
  }
  
  .alerts-panel {
    grid-column: 1 / 5;
    grid-row: 6 / 9;
  }
  
  .weather-environment {
    grid-column: 5 / 9;
    grid-row: 7 / 9;
  }
}

@media (max-width: 768px) {
  .ops-header {
    padding: var(--spacing-md);
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .header-left,
  .header-right {
    justify-content: center;
  }
  
  .dashboard-grid {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(9, minmax(150px, auto)); /* Fixed height sections for mobile */
    gap: 0.5rem;
    padding: 0.5rem;
    overflow-y: auto; /* Allow scroll on mobile only */
  }
  
  .panel {
    grid-column: 1 !important;
    grid-row: auto !important;
    min-height: 300px;
  }
  
  .gauge-container {
    flex-direction: column;
  }
  
  .weather-grid,
  .nav-grid {
    grid-template-columns: 1fr;
  }
}

/* Auto-Resizing Elements */
canvas {
  max-width: 100% !important;
  max-height: 100% !important;
  width: auto !important;
  height: auto !important;
  flex-shrink: 1;
}

/* Progressive text scaling based on viewport */
.stat-number {
  font-size: clamp(1.5rem, 4vw, 2.5rem) !important;
}

.stat-label {
  font-size: clamp(0.7rem, 1.5vw, 0.875rem) !important;
}

/* Power system progress bars auto-scale */
.progress-bar {
  height: clamp(20px, 3vh, 35px) !important;
}

.progress-text {
  font-size: clamp(0.8rem, 1.8vw, 1rem) !important;
}

/* Navigation values scale with panel */
.nav-value {
  font-size: clamp(1rem, 2.5vw, 1.5rem) !important;
}

.nav-label {
  font-size: clamp(0.7rem, 1.5vw, 0.875rem) !important;
}

/* Safety system icons scale */
.safety-icon {
  font-size: clamp(1.5rem, 4vw, 2.5rem) !important;
}

.safety-status {
  font-size: clamp(0.8rem, 2vw, 1.125rem) !important;
}

/* Weather values auto-scale */
.weather-value {
  font-size: clamp(1rem, 2.5vw, 1.5rem) !important;
}

.weather-label {
  font-size: clamp(0.7rem, 1.5vw, 0.875rem) !important;
}