/* Modern UI Styles for Ship Cleaning GIS */

:root {
  --primary-color: #1976D2;
  --secondary-color: #00897B;
  --success-color: #4CAF50;
  --warning-color: #FF9800;
  --danger-color: #F44336;
  --dark-bg: #263238;
  --light-bg: #FAFAFA;
  --card-bg: #FFFFFF;
  --text-primary: #212121;
  --text-secondary: #757575;
  --border-color: #E0E0E0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
  --shadow-md: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
  --shadow-lg: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
  --transition: all 0.3s cubic-bezier(.25,.8,.25,1);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--light-bg);
  color: var(--text-primary);
}

#map {
  width: 100%;
  height: 100%;
  position: relative;
}

/* Enhanced Sidebar */
#sidebar {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 1000;
  background: var(--card-bg);
  padding: 0;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-width: 380px;
  max-height: calc(100vh - 40px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

#sidebar.collapsed {
  max-width: 60px;
  max-height: 60px;
}

.sidebar-header {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  padding: 20px;
  border-radius: 12px 12px 0 0;
  position: relative;
}

.sidebar-header h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 500;
}

.sidebar-toggle {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255,255,255,0.2);
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.sidebar-toggle:hover {
  background: rgba(255,255,255,0.3);
}

.sidebar-content {
  overflow-y: auto;
  padding: 20px;
  flex: 1;
}

/* Info Card */
.info-card {
  background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 20px;
  border-left: 4px solid var(--primary-color);
}

.info-card ul {
  margin: 12px 0;
  padding-left: 24px;
}

.info-card li {
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.info-card em {
  color: var(--primary-color);
  font-weight: 500;
}

/* Action Buttons */
.action-buttons {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

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

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

/* Constraint Groups */
.constraint-group {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.constraint-group:last-child {
  border-bottom: none;
}

.constraint-group h4 {
  margin: 0 0 12px 0;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 500;
}

/* Layer Controls */
.layer-control {
  margin: 8px 0;
  padding: 8px 12px;
  border-radius: 6px;
  transition: var(--transition);
}

.layer-control:hover {
  background-color: #F5F5F5;
}

.layer-control label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.layer-control input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.layer-control-loading {
  opacity: 0.6;
  position: relative;
}

.layer-control-loading:after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
}

.layer-control-error {
  background-color: #FFEBEE;
  border-left: 3px solid var(--danger-color);
}

/* Enhanced Legend */
.legend {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px solid var(--border-color);
}

.legend h4 {
  margin: 0 0 16px 0;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 500;
}

.legend-item {
  display: flex;
  align-items: center;
  margin: 10px 0;
  padding: 4px 8px;
  border-radius: 4px;
  transition: var(--transition);
}

.legend-item:hover {
  background-color: #F5F5F5;
}

.legend-color {
  width: 24px;
  height: 24px;
  margin-right: 12px;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
}

/* Loading Overlay */
#loadingOverlay {
  background: linear-gradient(135deg, #E3F2FD 0%, #FFFFFF 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 3000;
}

.spinner {
  border: 4px solid rgba(0,0,0,0.1);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  width: 60px;
  height: 60px;
  animation: spin 1s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
  margin-bottom: 24px;
}

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

#loadingMessage {
  font-size: 1.2rem;
  color: var(--text-primary);
  font-weight: 500;
}

#loadingSubMessage {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 12px;
  text-align: center;
  max-width: 80%;
}

#progressBar {
  width: 80%;
  max-width: 300px;
  height: 6px;
  background-color: rgba(0,0,0,0.1);
  border-radius: 3px;
  margin-top: 20px;
  overflow: hidden;
}

#progressFill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transition: width 0.5s ease;
  border-radius: 3px;
}

/* Analysis Container */
#analysisContainer {
  position: fixed;
  left: 20px;
  bottom: 20px;
  background: var(--card-bg);
  padding: 0;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-width: 420px;
  max-height: 70vh;
  overflow: hidden;
  z-index: 1500;
  display: flex;
  flex-direction: column;
}

.analysis-header {
  background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
  color: white;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.analysis-header h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 500;
}

#analysisClose {
  background: rgba(255,255,255,0.2);
  border: none;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  font-size: 18px;
  transition: var(--transition);
}

#analysisClose:hover {
  background: rgba(255,255,255,0.3);
}

#analysisContent {
  padding: 20px;
  overflow-y: auto;
}

.analysis-item {
  margin-bottom: 16px;
  padding: 16px;
  background-color: #F8F9FA;
  border-radius: 8px;
  border-left: 3px solid transparent;
  transition: var(--transition);
}

.analysis-item:hover {
  transform: translateX(4px);
}

.analysis-warning {
  color: var(--danger-color);
  font-weight: 600;
}

.analysis-good {
  color: var(--success-color);
  font-weight: 600;
}

/* Server Status */
#serverStatus {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--card-bg);
  padding: 10px 16px;
  border-radius: 24px;
  font-size: 13px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-md);
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.8; }
  100% { transform: scale(1); opacity: 1; }
}

.status-online { background-color: var(--success-color); }
.status-offline { background-color: var(--danger-color); }
.status-connecting { background-color: var(--warning-color); }
.status-degraded { background-color: var(--warning-color); }

/* Toast Notifications */
#errorToast, #successToast {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding: 16px 24px;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  z-index: 3100;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    transform: translate(-50%, -100%);
    opacity: 0;
  }
  to {
    transform: translate(-50%, 0);
    opacity: 1;
  }
}

#errorToast {
  background: var(--danger-color);
  color: white;
}

#successToast {
  background: var(--success-color);
  color: white;
}

/* Compass Rose Enhancement */
.compass-rose {
  background: var(--card-bg);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  padding: 8px;
}

/* Zone Calculation Status */
.calculation-status {
  background: linear-gradient(135deg, #E8EAF6 0%, #C5CAE9 100%);
  border-left: 4px solid var(--primary-color);
  padding: 12px 16px;
  margin: 12px 0;
  border-radius: 6px;
}

.calculation-progress {
  font-weight: 600;
  color: var(--primary-color);
}

.calculation-time {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Responsive Design */
@media (max-width: 768px) {
  #sidebar {
    max-width: 320px;
    top: 10px;
    right: 10px;
  }
  
  #analysisContainer {
    left: 10px;
    right: 10px;
    max-width: none;
  }
  
  .action-buttons {
    flex-direction: column;
  }
}

/* Map Control Overrides */
.leaflet-control-layers {
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  border: none;
}

.leaflet-control-zoom a {
  background-color: var(--card-bg);
  color: var(--text-primary);
  border: none;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.leaflet-control-zoom a:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Custom Markers */
.analysis-marker {
  background: var(--primary-color);
  color: white;
  border: 3px solid white;
  box-shadow: var(--shadow-md);
  font-weight: 600;
  font-size: 16px;
}

.depth-label {
  background: rgba(255,255,255,0.9);
  padding: 4px 8px;
  border-radius: 4px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}