:root {
  color-scheme: dark;
  
  /* === AZURE & CORAL THEME === */
  
  /* Backgrounds: Deep Space / Navy */
  --bg-app: #0f172a; 
  --bg-panel: #1e293b;
  --bg-input: #334155;
  --bg-hover: #475569;
  
  /* Text */
  --text-main: #cbd5e1;
  --text-muted: #94a3b8;
  --text-bright: #f8fafc;
  
  /* Borders */
  --border: #334155;
  
  /* Primary: NEON AZURE */
  --primary: #00f2ff;
  --primary-hover: #00b8cc;
  --primary-text: #0f172a; /* Dark text on bright azure */
  
  /* Secondary: VIBRANT CORAL */
  --secondary: #ff7f50;
  --secondary-hover: #ff6347;
  
  /* States */
  --border-focus: var(--primary);
  --danger: #ff4757;
  --success: #2ed573;
  
  /* Text Compatibility */
  --text-primary: #f8fafc;
  
  /* Measurements */
  --gap: 14px;
  --radius: 8px;
  
  --font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
  
  /* Effects */
  --shadow-glow: 0 0 10px rgba(0, 242, 255, 0.3);
  --shadow-coral: 0 0 10px rgba(255, 127, 80, 0.3);
}

/* Light Theme - Adjusted to keep Azure/Coral identity but legible */
body.light-theme {
  color-scheme: light;
  --bg-app: #f0f9ff; /* Light Azure Tint */
  --bg-panel: #ffffff;
  --bg-input: #ffffff;
  --bg-hover: #e0f2fe;
  
  --text-main: #334155;
  --text-muted: #64748b;
  --text-bright: #0f172a;
  
  --border: #cbd5e1;
  --primary: #0ea5e9; /* Darker Azure for light mode contrast */
  --primary-hover: #0284c7;
  --primary-text: #ffffff;
  
  --secondary: #f97316; /* Darker Coral */
  --text-primary: #0f172a;
}

body {
  background-color: var(--bg-app);
  /* Subtle gradient mesh for depth in dark mode */
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(0, 242, 255, 0.05) 0%, transparent 20%),
    radial-gradient(circle at 90% 80%, rgba(255, 127, 80, 0.05) 0%, transparent 20%);
  color: var(--text-main);
  font-family: var(--font-family);
  margin: 0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  height: 100vh;
  box-sizing: border-box;
  overflow: hidden;
}

/* Fancy Headings */
h1, h2, h3 {
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: var(--text-bright); /* Fallback */
  font-weight: 700;
  display: inline-block;
  margin-top: 0;
}

footer {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  flex-shrink: 0;
}

/* Theme Toggle Button */
.theme-toggle {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s, background-color 0.2s;
  z-index: 100;
}
.theme-toggle:hover {
  background-color: var(--bg-hover);
  color: var(--text-bright);
}
.theme-toggle svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Additional Columns Grid */
.cols-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 10px;
}

.col-row {
  display: flex;
  gap: 8px;
  align-items: center;
  background: var(--bg-panel);
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.col-row input {
  flex: 1;
  min-width: 0; /* Prevent overflow */
}

.col-row .remove {
  padding: 4px 8px;
  font-size: 12px;
  white-space: nowrap;
}

h1, h2, h3 {
  /* Previously defined with gradients */
  margin-top: 0;
}

a {
  color: var(--primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* Inputs & Controls */
input[type="text"], 
input[type="search"], 
input[type="datetime-local"], 
textarea, 
select {
  background-color: var(--bg-input);
  color: var(--text-bright);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-family: inherit;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

input:focus, 
textarea:focus, 
select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px rgba(0, 242, 255, 0.15); /* Azure Ring */
}

select option {
  background-color: var(--bg-input);
  color: var(--text-bright);
}

label {
  color: var(--text-muted);
  font-size: 12px;
  margin-bottom: 4px;
  display: block;
}

/* Buttons */
button {
  background-color: var(--bg-panel); /* Subtle contrast */
  color: var(--text-main);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 16px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
}

button:hover {
  background-color: var(--bg-hover);
  border-color: var(--text-muted);
}

button.primary {
  background: linear-gradient(135deg, var(--primary) 0%, #00d2ff 100%);
  color: #0f172a; /* Dark text for contrast on Neon */
  font-weight: 700;
  border: none;
  box-shadow: 0 4px 12px rgba(0, 242, 255, 0.3);
}

button.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 242, 255, 0.4);
  filter: brightness(1.1);
}

/* Secondary / Action Button (Coral) */
button.secondary, button.action-btn {
  background: linear-gradient(135deg, var(--secondary) 0%, #ff6b6b 100%);
  color: white;
  font-weight: 600;
  border: none;
  box-shadow: 0 4px 12px rgba(255, 127, 80, 0.3);
}

button.secondary:hover, button.action-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(255, 127, 80, 0.4); 
  filter: brightness(1.1);
}

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

/* Scrollbars */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-app);
}
::-webkit-scrollbar-thumb {
  background: #424242;
  border-radius: 5px;
  border: 2px solid var(--bg-app);
}
::-webkit-scrollbar-thumb:hover {
  background: #4f4f4f;
}

/* Common Layout Utilities */
.row {
  display: flex;
  gap: var(--gap);
}
.col {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* Dropdowns (Custom) */
.dropdown-content {
  background-color: var(--bg-panel);
  border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
  color: var(--text-main);
}
.dropdown-content ul li:hover {
  background-color: var(--bg-hover);
}

/* Tabulator Dark Theme Overrides */
.tabulator {
  background-color: var(--bg-panel);
  border: 1px solid var(--border);
}
.tabulator .tabulator-header {
  background-color: var(--bg-app);
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}
.tabulator .tabulator-header .tabulator-col {
  background-color: var(--bg-app);
  border-right: 1px solid var(--border);
}
.tabulator .tabulator-row {
  background-color: var(--bg-panel);
  color: var(--text-main);
  border-bottom: 1px solid var(--border);
}
.tabulator .tabulator-row.tabulator-row-even {
  background-color: var(--bg-panel);
}
.tabulator .tabulator-row:hover {
  background-color: var(--bg-hover);
}
.tabulator .tabulator-cell {
  border-right: 1px solid var(--border);
}
.tabulator-row .tabulator-cell.cell-selected {
    outline: 2px solid var(--border-focus) !important;
    background-color: rgba(0, 242, 255, 0.1) !important;
    outline-offset: -2px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  z-index: 2000;
  backdrop-filter: blur(2px);
}
.modal-content {
  background: var(--bg-panel);
  color: var(--text-main);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
}

/* Tabulator List Editor (Dropdown) Dark Theme */
.tabulator-edit-select-list {
  background-color: var(--bg-panel) !important;
  border: 1px solid var(--border) !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4) !important;
}

.tabulator-edit-select-list .tabulator-edit-select-list-item {
  color: var(--text-main) !important;
  background-color: var(--bg-panel) !important;
}

.tabulator-edit-select-list .tabulator-edit-select-list-item.active,
.tabulator-edit-select-list .tabulator-edit-select-list-item:hover {
  background-color: var(--bg-hover) !important;
  color: var(--text-bright) !important;
}

.tabulator-edit-select-list .tabulator-edit-select-list-notice {
  color: var(--text-muted) !important;
  background-color: var(--bg-panel) !important;
}

.tabulator-edit-select-list .tabulator-edit-select-list-group {
  color: var(--text-bright) !important;
  background-color: var(--bg-app) !important;
  border-bottom: 1px solid var(--border) !important;
}

.tabulator-edit-select-list::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
.tabulator-edit-select-list::-webkit-scrollbar-track {
  background: var(--bg-panel);
}
.tabulator-edit-select-list::-webkit-scrollbar-thumb {
  background: #424242;
  border-radius: 5px;
  border: 2px solid var(--bg-panel);
}
.tabulator-edit-select-list::-webkit-scrollbar-thumb:hover {
  background: #4f4f4f;
}

/* Tabulator v6 List Editor Dark Theme */
.tabulator-edit-list {
    background-color: var(--bg-panel) !important;
    border: 1px solid var(--border) !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4) !important;
}

.tabulator-edit-list .tabulator-edit-list-item {
    color: var(--text-main) !important;
    background-color: var(--bg-panel) !important;
}

.tabulator-edit-list .tabulator-edit-list-item.active,
.tabulator-edit-list .tabulator-edit-list-item:hover {
    background-color: var(--bg-hover) !important;
    color: var(--text-bright) !important;
}

.tabulator-edit-list .tabulator-edit-list-group {
    color: var(--text-bright) !important;
    background-color: var(--bg-app) !important;
    border-bottom: 1px solid var(--border) !important;
}

.tabulator-edit-list .tabulator-edit-list-placeholder {
    color: var(--text-muted) !important;
}

.tabulator-edit-list input {
    background-color: var(--bg-input) !important;
    color: var(--text-bright) !important;
    border: 1px solid var(--border) !important;
}

/* Tabulator Menu (Context Menu) Dark Theme */
.tabulator-menu {
  background-color: var(--bg-panel) !important;
  border: 1px solid var(--border) !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4) !important;
}

.tabulator-menu .tabulator-menu-item {
  background-color: var(--bg-panel) !important;
  color: var(--text-main) !important;
}

.tabulator-menu .tabulator-menu-item:not(.tabulator-menu-item-disabled):hover {
  background-color: var(--bg-hover) !important;
  color: var(--text-bright) !important;
}

.tabulator-menu .tabulator-menu-separator {
  border-bottom: 1px solid var(--border) !important;
}

/* Custom Dropdown Styles */
.sidc-dropdown-list {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  max-height: 200px;
  overflow-y: auto;
  background-color: var(--bg-panel);
  border: 1px solid var(--border);
  z-index: 2500; /* Higher than modal (2000) */
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  border-radius: var(--radius);
  margin-top: 4px;
  display: none; /* Hidden by default */
}

.sidc-dropdown-list.visible {
  display: block;
}

.sidc-dropdown-item {
  padding: 8px 12px;
  cursor: pointer;
  color: var(--text-primary);
  transition: background-color 0.2s;
}

.sidc-dropdown-item:hover, .sidc-dropdown-item.selected {
  background-color: var(--bg-hover);
  color: var(--text-bright);
}

/* Scrollbar for dropdown */
.sidc-dropdown-list::-webkit-scrollbar {
  width: 8px;
}

.sidc-dropdown-list::-webkit-scrollbar-track {
  background: var(--bg-panel);
}

.sidc-dropdown-list::-webkit-scrollbar-thumb {
  background-color: var(--border);
  border-radius: 4px;
}

.sidc-dropdown-list::-webkit-scrollbar-thumb:hover {
  background-color: var(--text-muted);
}

/* Clear Button Styles */
.input-with-clear {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.input-with-clear input {
  padding-right: 32px !important;
}

.clear-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 18px;
  width: 24px;
  height: 24px;
  display: none; /* Hidden by default */
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: color 0.2s;
}

.clear-btn.visible {
  display: flex;
}

.clear-btn:hover {
  color: var(--text-bright);
}


#coord-input {
  width: 100%;
  box-sizing: border-box;
  resize: vertical;
}

/* Admin Button Custom Styles */
#open-admin-btn {
    color: var(--primary);
    background-color: rgba(0, 127, 212, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 127, 212, 0.3);
}

#open-admin-btn:hover {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 0 15px rgba(0, 127, 212, 0.5);
    transform: scale(1.1);
    border-color: var(--primary);
}

#open-admin-btn svg {
    width: 26px;
    height: 26px;
}

/* Updates Notification */
#updates-notification {
    background-color: #2563eb;
    color: white;
    padding: 10px 20px;
    display: none;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    z-index: 1000;
    border-radius: 0;
}
#updates-notification button {
    background: white;
    color: #2563eb;
    border: none;
    padding: 5px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
}

/* Updates Modal Specifics */
.updates-modal-content {
    width: 450px;
    max-width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    margin-top: 50px; /* Push down to avoid header overlap */
}
.update-item {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px;
    margin-bottom: 6px;
}
.update-item.processed {
    opacity: 0.6;
    pointer-events: none;
}
.update-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}
.update-type {
    background: var(--primary);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    text-transform: uppercase;
    margin-right: 8px;
}
.update-title {
    font-weight: 600;
    font-size: 13px;
}
.update-diff {
    font-family: monospace;
    font-size: 12px;
    background: rgba(0,0,0,0.2);
    padding: 8px;
    border-radius: 4px;
    margin-bottom: 8px;
    white-space: normal; /* Changed from pre-wrap to normal to fix spacing */
}
.update-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}
.btn-approve {
    background: var(--success);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
}
.btn-reject {
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
}
.btn-reject:hover {
    background: var(--danger);
    color: white;
}


/* === CORAL ACCENTS (Secondary Theme) === */

/* Admin Button */
#open-admin-btn {
  color: var(--secondary);
  transition: all 0.3s ease;
}
#open-admin-btn:hover {
  background-color: rgba(255, 127, 80, 0.15);
  color: var(--secondary-hover);
  box-shadow: var(--shadow-coral);
  transform: scale(1.05);
}

/* Secondary Action Buttons */
#edit-csv-btn, 
#add-col {
  color: var(--secondary) !important;
  border: 1px solid rgba(255, 127, 80, 0.5) !important;
  background: transparent !important;
}

#edit-csv-btn:hover, 
#add-col:hover {
  background-color: rgba(255, 127, 80, 0.1) !important;
  border-color: var(--secondary) !important;
  box-shadow: var(--shadow-coral) !important;
  color: var(--secondary-hover) !important;
}

/* Breadcrumbs Hover */
.breadcrumb-link:hover {
  color: var(--secondary);
  text-decoration: none;
}

/* Input Clear Buttons */
.clear-btn:hover {
  color: var(--secondary);
}

/* Active/Focus states for specialized inputs could go here if needed */

/* === COMPASS CONTROL === */
.compass-control {
    width: 60px;
    height: 60px;
    background: rgba(15, 23, 42, 0.8);
    border-radius: 50%;
    border: 2px solid var(--primary);
    box-shadow: 0 0 15px rgba(0, 242, 255, 0.2);
    cursor: grab;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    backdrop-filter: blur(4px);
    transition: box-shadow 0.2s;
    user-select: none;
}

.compass-control:active {
    cursor: grabbing;
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.5);
}

.compass-arrow {
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 30px solid var(--danger); /* North - Red */
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    transform-origin: bottom center;
}

.compass-arrow-south {
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 30px solid white; /* South - White */
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
}

.compass-labels {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    font-size: 10px;
    font-weight: bold;
    color: var(--text-muted);
}
.compass-label { position: absolute; }
.compass-label.n { top: 2px; left: 50%; transform: translateX(-50%); color: var(--danger); }
.compass-label.s { bottom: 2px; left: 50%; transform: translateX(-50%); }
.compass-label.e { right: 4px; top: 50%; transform: translateY(-50%); }
.compass-label.w { left: 4px; top: 50%; transform: translateY(-50%); }

/* Rotate Map Pane Wrapper */
.leaflet-map-pane {
    /* No transition for performance */
    will-change: transform;
}

/* --- Custom Context Menu --- */
.custom-context-menu {
    position: absolute;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    z-index: 9999;
    min-width: 200px;
    display: none;
    flex-direction: column;
    padding: 4px 0;
    border-radius: 6px;
    backdrop-filter: blur(5px);
}
.custom-context-menu-item {
    padding: 8px 16px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-main);
    display: flex;
    align-items: center;
    transition: background-color 0.1s;
    user-select: none;
}
.custom-context-menu-item:hover {
    background-color: var(--bg-hover);
    color: var(--text-bright);
}
.custom-context-menu-separator {
    height: 1px;
    background-color: var(--border);
    margin: 4px 0;
}

.invalid-cell {
    font-weight: bold;
    box-shadow: inset 0 0 0 2px #b91c1c;
}


.invalid-cell {
    background-color: #fee2e2 !important;
    color: #b91c1c !important;
    font-weight: bold;
    box-shadow: inset 0 0 0 2px #b91c1c;
}