:root {
  /* Core colors */
  --bg-deep: #020408;
  --bg-surface: #050b14;
  --panel: #0a1220;
  
.container{
  display: grid;
  grid-template-columns: 280px 1fr;
  height: calc(100vh - 64px);
  overflow: hidden;
  position: relative;
}

/* Map overlay elements */
.map-controls {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 1000;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 12px;
  box-shadow: var(--glow-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.map-legend {
  position: absolute;
  bottom: 30px;
  right: 20px;
  z-index: 1000;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 16px;
  box-shadow: var(--glow-sm);
  min-width: 200px;
}

.legend-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-highlight);
  margin-bottom: 12px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.legend-icon {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid;
}

.coordinates-display {
  position: absolute;
  bottom: 30px;
  left: 300px;
  z-index: 1000;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 12px;
  box-shadow: var(--glow-sm);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.coordinates-display span {
  color: var(--accent-highlight);
}

.grid-label {
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-family: 'JetBrains Mono', monospace;
  text-align: center;
  text-shadow: 0 0 4px rgba(0, 0, 0, 0.5);
}

.view-mode {
  position: absolute;
  top: 20px;
  left: 300px;
  z-index: 1000;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 12px;
  box-shadow: var(--glow-sm);
  display: flex;
  gap: 8px;
  align-items: center;
}

.view-mode-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
}ccent colors */
  --accent-primary: #007fff;
  --accent-secondary: #00a3ff;
  --accent-highlight: #40cdff;
  --accent-glow: rgba(0, 159, 255, 0.15);
  
  /* Text colors */
  --text-primary: #ffffff;
  --text-secondary: #a0b4d0;
  --text-muted: #627188;
  
  /* Borders and overlays */
  --border-light: rgba(64, 205, 255, 0.15);
  --overlay-surface: rgba(5, 11, 20, 0.8);
  
  /* Shadows and effects */
  --glow-sm: 0 0 8px rgba(0, 159, 255, 0.2);
  --glow-md: 0 0 16px rgba(0, 159, 255, 0.15);
  --glow-lg: 0 0 24px rgba(0, 159, 255, 0.1);
}

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

html, body, #map { 
  height: 100%;
  background-color: var(--bg-deep);
}

body {
  margin: 0;
  font-family: 'JetBrains Mono', 'Space Mono', monospace;
  background: radial-gradient(ellipse at center, 
    var(--bg-surface) 0%, 
    var(--bg-deep) 60%
  ), url('../messier_images/stars-bg.jpg');
  background-size: cover;
  color: var(--text-primary);
  line-height: 1.5;
  letter-spacing: -0.02em;
}
.dashboard {
  display: grid;
  grid-template-rows: auto 1fr;
  height: 100vh;
  background: var(--bg-deep);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: linear-gradient(180deg, 
    var(--overlay-surface), 
    rgba(5, 11, 20, 0)
  );
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--glow-sm);
  z-index: 10;
}

.topbar h1 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-primary);
  text-shadow: var(--glow-sm);
  margin: 0;
}

.search {
  display: flex;
  gap: 8px;
}

.search input {
  padding: 8px 16px;
  border-radius: 4px;
  border: 1px solid var(--border-light);
  background: var(--bg-surface);
  color: var(--text-primary);
  min-width: 280px;
  font-family: inherit;
  box-shadow: var(--glow-sm);
}

.container {
  display: grid;
  grid-template-columns: 280px 1fr;
  height: calc(100vh - 64px);
  overflow: hidden;
}

.sidebar {
  background: var(--overlay-surface);
  border-right: 1px solid var(--border-light);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow: auto;
}

.sidebar h2 {
  font-size: 0.875rem;
  text-transform: uppercase;
  color: var(--accent-highlight);
  letter-spacing: 0.1em;
  margin: 0;
}

.filters {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.filters select {
  padding: 8px 12px;
  border-radius: 4px;
  border: 1px solid var(--border-light);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-family: inherit;
  cursor: pointer;
}

#objectList {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

#objectList li {
  padding: 12px;
  border-radius: 4px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.875rem;
}

#objectList li:hover {
  background: var(--accent-glow);
  border-color: var(--accent-primary);
  box-shadow: var(--glow-sm);
}

.main {
  position: relative;
  overflow: hidden;
}

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

.map-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  background: radial-gradient(
    circle at center,
    transparent 0%,
    var(--bg-deep) 85%
  );
  opacity: 0.4;
}

.credits {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 12px 0;
  text-align: center;
  border-top: 1px solid var(--border-light);
  margin-top: auto;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(circle at center,
    rgba(2, 4, 8, 0.95) 0%,
    rgba(2, 4, 8, 0.98) 100%
  );
  backdrop-filter: blur(12px);
  z-index: 1000;
}

.modal.hidden { 
  display: none;
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 1200px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 32px;
  color: var(--text-primary);
  box-shadow: var(--glow-lg);
  animation: modalAppear 0.3s ease-out;
}

@keyframes modalAppear {
  from {
    opacity: 0;
    transform: scale(0.98);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.close {
  position: absolute;
  right: -20px;
  top: -20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  box-shadow: var(--glow-md);
}

.close:hover {
  background: var(--accent-glow);
  border-color: var(--accent-primary);
  color: var(--accent-highlight);
  transform: scale(1.1);
}

.modal-body {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 32px;
  margin-top: 16px;
  height: calc(100vh - 180px);
  max-height: 800px;
}

.info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
  padding-right: 16px;
}

.info::-webkit-scrollbar {
  width: 4px;
}

.info::-webkit-scrollbar-track {
  background: var(--bg-surface);
}

.info::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 2px;
}

.info h2 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--accent-highlight);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 16px;
}

.info h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--accent-primary);
  box-shadow: var(--glow-sm);
}

.info p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.9375rem;
}

.info strong {
  color: var(--text-primary);
}

.viewer {
  position: relative;
  background: var(--bg-deep);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 16px;
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: var(--glow-sm);
}

#thumb {
  max-width: 100%;
  border-radius: 4px;
  display: block;
  opacity: 0;
  animation: fadeIn 0.3s ease-out forwards;
}

.osd-viewer {
  flex: 1;
  min-height: 0;
  border-radius: 4px;
  overflow: hidden;
  opacity: 0;
  animation: fadeIn 0.3s ease-out forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

.hidden {
  display: none;
}

/* small screens */
@media (max-width:800px){
  .container{flex-direction:column}
  .sidebar{width:100%;height:220px}
  .modal-body{flex-direction:column}
  .viewer{width:100%}
  .osd-viewer{width:100%;height:260px}
}