/* ===================================================================
   eNASR to ARINC 424-23 MTR Explorer - Cyber-Aerospace Glass HUD UI
   High-Tech Tactical Flight Operations & Aeronautical Translation
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  /* Surface & Background Colors */
  --bg-space: #030712;
  --bg-primary: #070d1e;
  --bg-secondary: rgba(13, 22, 44, 0.85);
  --bg-tertiary: rgba(22, 36, 71, 0.7);
  --bg-card: rgba(15, 26, 54, 0.75);
  --bg-card-hover: rgba(24, 42, 86, 0.85);
  --bg-card-selected: rgba(14, 165, 233, 0.14);
  
  /* Borders & Glassmorphism */
  --border-subtle: rgba(56, 189, 248, 0.12);
  --border-medium: rgba(56, 189, 248, 0.25);
  --border-focus: #00f0ff;
  --glass-blur: blur(16px);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.45);
  
  /* Typography Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #475569;
  
  /* Neon Accents & Avionics Signals */
  --accent-cyan: #00f0ff;
  --accent-cyan-glow: rgba(0, 240, 255, 0.4);
  --accent-blue: #38bdf8;
  --accent-blue-glow: rgba(56, 189, 248, 0.35);
  --accent-green: #00ff9d;
  --accent-green-glow: rgba(0, 255, 157, 0.35);
  --accent-amber: #ffb703;
  --accent-amber-glow: rgba(255, 183, 3, 0.35);
  --accent-purple: #a855f7;
  --accent-red: #ff4757;
  
  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', "SFMono-Regular", Consolas, monospace;
}

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

html, body {
  width: 100%;
  height: 100vh;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: var(--bg-space);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(14, 165, 233, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 90% 80%, rgba(168, 85, 247, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.03) 0%, transparent 60%);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Tactical Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(3, 7, 18, 0.6);
}
::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.25);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 240, 255, 0.5);
  box-shadow: 0 0 8px var(--accent-cyan-glow);
}

/* ===================================================================
   TOP NAVIGATION HEADER
   =================================================================== */
.app-header {
  height: 64px;
  background: rgba(10, 17, 37, 0.85);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  flex-shrink: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), inset 0 -1px 0 rgba(0, 240, 255, 0.15);
  position: relative;
}

.app-header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 240, 255, 0.6) 20%, rgba(56, 189, 248, 0.8) 50%, rgba(0, 240, 255, 0.6) 80%, transparent 100%);
  pointer-events: none;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #00f0ff, #0284c7);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #030712;
  font-size: 20px;
  font-weight: 800;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.4);
  position: relative;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.logo-icon:hover {
  transform: rotate(12deg) scale(1.08);
}

.title-group h1 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.accent-arrow {
  color: var(--accent-cyan);
  font-size: 14px;
  filter: drop-shadow(0 0 6px var(--accent-cyan-glow));
}

.subtitle {
  font-size: 11.5px;
  color: var(--text-secondary);
  font-weight: 400;
  letter-spacing: 0.2px;
  margin-top: 2px;
}

/* Header Badges with Live Radar Pulse */
.header-badges {
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.4px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(8px);
  transition: all 0.2s ease;
}

.badge-cycle {
  background: rgba(14, 165, 233, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.35);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.15);
  position: relative;
}

.badge-cycle::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: radar-pulse 2s infinite;
}

@keyframes radar-pulse {
  0% { transform: scale(0.9); opacity: 1; box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.7); }
  70% { transform: scale(1.1); opacity: 0.8; box-shadow: 0 0 0 6px rgba(0, 240, 255, 0); }
  100% { transform: scale(0.9); opacity: 1; box-shadow: 0 0 0 0 rgba(0, 240, 255, 0); }
}

.badge-arinc {
  background: rgba(0, 255, 157, 0.12);
  color: var(--accent-green);
  border: 1px solid rgba(0, 255, 157, 0.35);
  box-shadow: 0 0 10px rgba(0, 255, 157, 0.15);
}

.badge-sqlite {
  background: rgba(255, 183, 3, 0.12);
  color: var(--accent-amber);
  border: 1px solid rgba(255, 183, 3, 0.35);
  box-shadow: 0 0 10px rgba(255, 183, 3, 0.15);
}

/* Header Action Buttons */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 7px;
  border: none;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  outline: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #fff;
  border: 1px solid rgba(56, 189, 248, 0.5);
  box-shadow: 0 2px 12px rgba(2, 132, 199, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1 0%, #0284c7 100%);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 18px var(--accent-cyan-glow);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: rgba(22, 36, 71, 0.7);
  backdrop-filter: blur(8px);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover {
  background: rgba(30, 48, 92, 0.85);
  border-color: var(--accent-cyan);
  color: #fff;
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.25);
  transform: translateY(-1px);
}

.btn-xs {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 5px;
  border: 1px solid var(--border-medium);
  background: rgba(22, 36, 71, 0.6);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  outline: none;
}

.btn-xs:hover {
  background: rgba(37, 99, 235, 0.3);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.btn-primary-xs {
  background: rgba(0, 240, 255, 0.15);
  color: var(--accent-cyan);
  border-color: rgba(0, 240, 255, 0.4);
}

.btn-primary-xs:hover {
  background: rgba(0, 240, 255, 0.3);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan-glow);
}

/* Dropdown Menu */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  background: rgba(13, 22, 44, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-medium);
  border-radius: 8px;
  min-width: 220px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.7), 0 0 15px rgba(0, 240, 255, 0.15);
  z-index: 1200;
  overflow: hidden;
  animation: fadeInDown 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 12px;
  font-weight: 500;
  border-bottom: 1px solid rgba(56, 189, 248, 0.1);
  transition: all 0.15s ease;
}

.dropdown-menu a:last-child {
  border-bottom: none;
}

.dropdown-menu a:hover {
  background: rgba(0, 240, 255, 0.12);
  color: var(--accent-cyan);
  padding-left: 20px;
}

.dropdown.open .dropdown-menu {
  display: block;
}

/* ===================================================================
   3-COLUMN DASHBOARD LAYOUT
   =================================================================== */
.dashboard-container {
  display: grid;
  grid-template-columns: minmax(270px, 330px) minmax(0, 1fr) minmax(360px, 430px);
  flex: 1;
  height: calc(100vh - 64px);
  overflow: hidden;
  position: relative;
}

.panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  border-right: 1px solid var(--border-medium);
  background: var(--bg-secondary);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  position: relative;
  min-width: 0;
}

.panel-right {
  border-right: none;
  background: rgba(10, 18, 38, 0.9);
}

/* ===================================================================
   LEFT PANEL: ROUTE DIRECTORY & FILTERS
   =================================================================== */
.panel-left {
  padding: 16px;
  gap: 14px;
  background: rgba(10, 18, 38, 0.88);
}

.panel-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-section-header h2 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-section-header h2::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 13px;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan-glow);
  border-radius: 2px;
}

.route-count-badge {
  background: rgba(0, 240, 255, 0.12);
  padding: 3px 9px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.3);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.15);
  font-family: var(--font-mono);
}

/* Search Box */
.search-box {
  position: relative;
  width: 100%;
}

.search-box input {
  width: 100%;
  background: #091326;
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: 7px;
  padding: 10px 12px 10px 34px;
  color: #ffffff;
  font-size: 12.5px;
  font-family: var(--font-sans);
  outline: none;
  transition: all 0.2s ease;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
}

.search-box input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan-glow), inset 0 1px 3px rgba(0, 0, 0, 0.4);
  background: #0d1b36;
}

.search-box input::placeholder {
  color: #94a3b8;
}

.search-icon {
  position: absolute;
  left: 11px;
  top: 10px;
  font-size: 13px;
  color: #94a3b8;
  pointer-events: none;
}

/* Filter Tabs */
.filter-tabs {
  display: flex;
  gap: 4px;
  background: rgba(4, 9, 22, 0.85);
  padding: 4px;
  border-radius: 7px;
  border: 1px solid var(--border-subtle);
}

.filter-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: #cbd5e1;
  font-size: 11.5px;
  font-weight: 600;
  padding: 7px 0;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.2s ease;
  outline: none;
}

.filter-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.filter-btn.active {
  background: rgba(14, 165, 233, 0.3);
  color: #00f0ff;
  border: 1px solid rgba(0, 240, 255, 0.55);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.25);
  font-weight: 700;
}

/* Route List & Cards */
.route-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 6px;
  min-height: 120px;
}

.route-card {
  flex-shrink: 0;
  background: #0f1c38;
  border: 1px solid rgba(56, 189, 248, 0.28);
  border-left: 4px solid #38bdf8;
  border-radius: 8px;
  padding: 12px 14px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.4);
}

.route-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.15), transparent);
}

.route-card:hover {
  background: #172a56;
  border-color: rgba(0, 240, 255, 0.5);
  transform: translateX(3px);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.55), 0 0 10px rgba(0, 240, 255, 0.15);
}

.route-card.selected {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.28) 0%, rgba(3, 105, 161, 0.36) 100%);
  border-color: #00f0ff;
  border-left-width: 5px;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.35), inset 0 0 12px rgba(0, 240, 255, 0.12);
}

/* Colored Left Stripes by MTR Type */
.route-card.card-ir, .route-card:has(.badge-ir) {
  border-left-color: var(--accent-cyan);
}
.route-card.card-vr, .route-card:has(.badge-vr) {
  border-left-color: var(--accent-green);
}
.route-card.card-sr, .route-card:has(.badge-sr) {
  border-left-color: var(--accent-amber);
}

.route-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.route-card-id {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.route-card.selected .route-card-id {
  color: var(--accent-cyan);
  text-shadow: 0 0 10px var(--accent-cyan-glow);
}

.badge-ir {
  background: rgba(14, 165, 233, 0.25);
  color: #38bdf8;
  border: 1px solid rgba(0, 240, 255, 0.45);
  font-size: 10.5px;
  font-weight: 700;
  padding: 2.5px 8px;
  border-radius: 4px;
}

.badge-vr {
  background: rgba(0, 255, 157, 0.25);
  color: #00ff9d;
  border: 1px solid rgba(0, 255, 157, 0.45);
  font-size: 10.5px;
  font-weight: 700;
  padding: 2.5px 8px;
  border-radius: 4px;
}

.badge-sr {
  background: rgba(255, 183, 3, 0.25);
  color: #ffb703;
  border: 1px solid rgba(255, 183, 3, 0.45);
  font-size: 10.5px;
  font-weight: 700;
  padding: 2.5px 8px;
  border-radius: 4px;
}

.route-card-name {
  font-size: 12.5px;
  color: #e2e8f0;
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: 8px;
  white-space: normal;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.route-card.selected .route-card-name {
  color: #ffffff;
  font-weight: 600;
}

.route-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-family: var(--font-mono);
  color: #94a3b8;
}

.meta-wp-pill {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 7px;
  border-radius: 4px;
  color: #cbd5e1;
  font-weight: 500;
}

.meta-alt-range {
  color: #38bdf8;
  font-weight: 600;
}

.route-card.selected .meta-alt-range {
  color: #00f0ff;
}

.loading-spinner {
  text-align: center;
  padding: 30px 10px;
  color: var(--text-secondary);
  font-size: 11.5px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.loading-spinner::before {
  content: '';
  width: 24px;
  height: 24px;
  border: 2px solid rgba(0, 240, 255, 0.2);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Selected Route Summary Card (HUD Avionics Pod) */
.route-summary-card {
  background: rgba(4, 9, 22, 0.9);
  border: 1px solid var(--border-medium);
  border-radius: 8px;
  padding: 13px;
  margin-top: auto;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  position: relative;
  flex-shrink: 0;
}

.route-summary-card::before {
  content: 'TELEMETRY & FLIGHT SPEC';
  position: absolute;
  top: -8px;
  right: 12px;
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 1px 6px;
  background: var(--bg-space);
  border: 1px solid var(--border-medium);
  border-radius: 3px;
  color: var(--text-muted);
}

.summary-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 5px;
}

.summary-header h3 {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--accent-cyan);
  text-shadow: 0 0 10px var(--accent-cyan-glow);
}

.summary-name {
  font-size: 11.5px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
  border-top: 1px solid rgba(56, 189, 248, 0.12);
  padding-top: 10px;
}

.summary-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.summary-item .lbl {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.summary-item .val {
  font-size: 11.5px;
  font-weight: 600;
  color: #fff;
  font-family: var(--font-mono);
}

/* ===================================================================
   CENTER PANEL: MAP & ALTITUDE PROFILE
   =================================================================== */
.panel-center {
  background: #02050e;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Map Controls Header */
.map-controls-bar {
  height: 48px;
  background: rgba(10, 18, 38, 0.92);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  flex-shrink: 0;
  z-index: 500;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.map-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
  min-width: 0;
}

.active-route-indicator {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  letter-spacing: 0.4px;
  text-shadow: 0 0 10px var(--accent-cyan-glow);
  white-space: nowrap;
}

.map-sub-info {
  font-size: 11.5px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.map-toggles {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

/* Styled Cyber Checkbox Toggles */
.toggle-control {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.toggle-control input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 15px;
  height: 15px;
  border: 1.5px solid var(--border-medium);
  border-radius: 4px;
  background: rgba(3, 7, 18, 0.7);
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
  vertical-align: middle;
}

.toggle-control input[type="checkbox"]:checked {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan-glow);
}

.toggle-control input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  top: -1px;
  left: 2px;
  font-size: 10px;
  font-weight: 800;
  color: #030712;
}

.toggle-control:hover span {
  color: #fff;
}

/* Basemap Switcher HUD */
.basemap-switcher {
  display: flex;
  background: rgba(4, 9, 22, 0.85);
  border: 1px solid var(--border-medium);
  border-radius: 6px;
  padding: 2px;
  gap: 2px;
}

.basemap-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.basemap-btn:hover {
  color: var(--text-primary);
}

.basemap-btn.active {
  background: rgba(0, 240, 255, 0.2);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.35);
}

/* Interactive Map Canvas */
#mapContainer {
  flex: 1;
  width: 100%;
  background-color: #070d1a;
  position: relative;
  z-index: 1;
}

/* Leaflet Container & Popup Upgrades */
.leaflet-container {
  background-color: #050a14 !important;
  font-family: var(--font-sans);
}

.leaflet-popup-content-wrapper {
  background: rgba(10, 18, 38, 0.95) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border-medium) !important;
  border-radius: 8px !important;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.7), 0 0 15px rgba(0, 240, 255, 0.15) !important;
  padding: 4px !important;
}

.leaflet-popup-tip {
  background: rgba(10, 18, 38, 0.95) !important;
  border: 1px solid var(--border-medium) !important;
}

.leaflet-tooltip {
  background: rgba(4, 9, 22, 0.9) !important;
  border: 1px solid var(--accent-cyan) !important;
  color: #fff !important;
  border-radius: 5px !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6) !important;
  padding: 6px 10px !important;
}

/* Vertical Altitude Profile Section */
.altitude-profile-container {
  height: 200px;
  background: rgba(8, 14, 30, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--border-medium);
  display: flex;
  flex-direction: column;
  padding: 10px 18px 14px;
  flex-shrink: 0;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
  position: relative;
}

.altitude-profile-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.4), transparent);
}

.profile-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.profile-title {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.profile-legend {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 10.5px;
  color: var(--text-secondary);
  text-transform: none;
  font-family: var(--font-sans);
}

.legend-box {
  display: inline-block;
  width: 11px;
  height: 11px;
  border-radius: 3px;
  vertical-align: middle;
  margin-right: 4px;
}

.legend-ceiling {
  background-color: var(--accent-amber);
  box-shadow: 0 0 6px var(--accent-amber-glow);
}

.legend-envelope {
  background-color: rgba(56, 189, 248, 0.35);
  border: 1px dashed var(--accent-cyan);
}

.legend-floor {
  background-color: var(--accent-cyan);
  box-shadow: 0 0 6px var(--accent-cyan-glow);
}

.profile-units {
  font-size: 11.5px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--accent-cyan);
  text-shadow: 0 0 8px var(--accent-cyan-glow);
}

.profile-canvas-wrapper {
  flex: 1;
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 6px;
  background: rgba(3, 7, 18, 0.6);
  border: 1px solid rgba(56, 189, 248, 0.1);
}

#profileCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ===================================================================
   RIGHT PANEL: ARINC 424-23 & DATA INSPECTOR
   =================================================================== */
.inspector-tabs {
  height: 48px;
  display: flex;
  background: rgba(6, 11, 24, 0.95);
  border-bottom: 1px solid var(--border-medium);
  padding: 0 12px;
  gap: 6px;
  align-items: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
}

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  outline: none;
  white-space: nowrap;
  flex: 0 0 auto;
}

.tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
  background: rgba(14, 165, 233, 0.18);
  color: var(--accent-cyan);
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.15);
}

.tab-content {
  display: none;
  flex: 1;
  flex-direction: column;
  overflow: hidden;
  padding: 14px;
}

.tab-content.active {
  display: flex;
}

.tab-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  flex-shrink: 0;
}

.toolbar-actions {
  display: flex;
  gap: 8px;
}

.xml-status-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 5px;
  background-color: rgba(0, 255, 157, 0.12);
  color: var(--accent-green);
  border: 1px solid rgba(0, 255, 157, 0.35);
  box-shadow: 0 0 8px rgba(0, 255, 157, 0.15);
}

.fixed-status-badge {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--accent-blue);
  background: rgba(56, 189, 248, 0.1);
  padding: 4px 10px;
  border-radius: 5px;
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.code-block {
  flex: 1;
  background-color: rgba(3, 7, 18, 0.9);
  border: 1px solid var(--border-medium);
  border-radius: 7px;
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  color: #e2e8f0;
  overflow: auto;
  white-space: pre;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.6);
}

.fixed-block {
  font-size: 11px;
  color: #38bdf8;
  letter-spacing: 0.5px;
  line-height: 1.7;
}

.column-guide {
  background-color: rgba(14, 25, 52, 0.95);
  padding: 6px 14px;
  border: 1px solid var(--border-medium);
  border-bottom: none;
  border-radius: 7px 7px 0 0;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-cyan);
  overflow-x: auto;
  white-space: pre;
}

.plain-english-block {
  flex: 1;
  background-color: rgba(3, 7, 18, 0.9);
  border: 1px solid var(--border-medium);
  border-radius: 7px;
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  color: #cffafe;
  overflow: auto;
  white-space: pre-wrap;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.6);
}

/* Legs Data Table */
.table-wrapper {
  flex: 1;
  overflow: auto;
  border: 1px solid var(--border-medium);
  border-radius: 7px;
  background-color: rgba(3, 7, 18, 0.85);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.5);
  min-width: 0;
  max-width: 100%;
}

.data-table {
  width: max(100%, 720px);
  border-collapse: collapse;
  font-size: 11.5px;
  text-align: left;
}

@media (max-width: 1500px) {
  .dashboard-container {
    grid-template-columns: minmax(250px, 24vw) minmax(0, 1fr) minmax(350px, 34vw);
  }

  .map-controls-bar {
    padding: 0 10px;
  }

  .map-toggles {
    gap: 6px;
  }

  .toggle-control span {
    max-width: 82px;
    line-height: 1.1;
  }
}

@media (max-width: 1100px) {
  .app-header {
    padding: 0 12px;
  }

  .header-badges {
    display: none;
  }

  .dashboard-container {
    grid-template-columns: minmax(230px, 28vw) minmax(0, 1fr) minmax(330px, 40vw);
  }

  .map-sub-info,
  .toggle-control span,
  #btnEditActiveRoute {
    display: none;
  }
}

.data-table th {
  background-color: rgba(14, 25, 52, 0.95);
  color: var(--accent-cyan);
  padding: 10px 12px;
  font-weight: 700;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  border-bottom: 1px solid var(--border-medium);
  position: sticky;
  top: 0;
  z-index: 10;
}

.data-table td {
  padding: 9px 12px;
  border-bottom: 1px solid rgba(56, 189, 248, 0.1);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 11px;
}

.data-table tr:hover td {
  background-color: rgba(0, 240, 255, 0.08);
}

/* ===================================================================
   MODAL DIALOG (CREATE / EDIT ROUTE)
   =================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(1, 4, 12, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-container {
  background: rgba(11, 20, 42, 0.98);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-medium);
  border-radius: 12px;
  width: 720px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.9), 0 0 30px rgba(0, 240, 255, 0.2);
  overflow: hidden;
  animation: modalScale 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScale {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 18px 24px;
  background: rgba(6, 11, 24, 0.95);
  border-bottom: 1px solid var(--border-medium);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--accent-cyan);
  text-shadow: 0 0 10px var(--accent-cyan-glow);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  width: 30px;
  height: 30px;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: rgba(255, 71, 87, 0.2);
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-medium);
  padding-bottom: 10px;
}

.modal-tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-tab-btn.active {
  background: rgba(0, 240, 255, 0.15);
  color: var(--accent-cyan);
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.15);
}

.modal-tab-content {
  display: none;
}

.modal-tab-content.active {
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.form-group label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
#jsonImportArea {
  background-color: rgba(3, 7, 18, 0.85);
  border: 1px solid var(--border-medium);
  border-radius: 6px;
  padding: 9px 12px;
  color: var(--text-primary);
  font-size: 12px;
  font-family: var(--font-sans);
  outline: none;
  transition: all 0.2s ease;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

#jsonImportArea {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.5;
}

.form-group input:focus,
.form-group select:focus,
#jsonImportArea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan-glow);
}

.form-section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 20px 0 12px;
  padding-top: 14px;
  border-top: 1px solid var(--border-medium);
}

.form-section-title h4 {
  font-size: 12px;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.waypoint-rows-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 220px;
  overflow-y: auto;
  padding-right: 4px;
}

.waypoint-row {
  display: grid;
  grid-template-columns: 48px 105px 95px 100px 100px 32px;
  gap: 8px;
  align-items: center;
  background: rgba(4, 9, 22, 0.6);
  padding: 6px;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
}

.waypoint-row input, .waypoint-row select {
  padding: 6px 8px;
  font-size: 11px;
  background-color: rgba(3, 7, 18, 0.9);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  border-radius: 4px;
  font-family: var(--font-mono);
  outline: none;
}

.waypoint-row input:focus, .waypoint-row select:focus {
  border-color: var(--accent-cyan);
}

.btn-remove-row {
  background: rgba(255, 71, 87, 0.15);
  border: 1px solid rgba(255, 71, 87, 0.3);
  color: var(--accent-red);
  cursor: pointer;
  font-size: 13px;
  border-radius: 4px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.btn-remove-row:hover {
  background: rgba(255, 71, 87, 0.35);
  border-color: var(--accent-red);
  box-shadow: 0 0 8px rgba(255, 71, 87, 0.4);
}

.modal-footer {
  padding: 16px 24px;
  background: rgba(6, 11, 24, 0.95);
  border-top: 1px solid var(--border-medium);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* XML Syntax Highlighting */
.xml-tag { color: #f472b6; }
.xml-attr-name { color: #38bdf8; }
.xml-attr-val { color: #34d399; }
.xml-text { color: #f8fafc; }
.xml-comment { color: #64748b; font-style: italic; }