/* ============================================
   VoxAero v3 - Dark Gradient Theme
   ============================================ */

:root {
  /* Colors */
  --slate-950: #020617;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --blue-950: #172554;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-400: #60a5fa;
  --cyan-500: #06b6d4;
  --cyan-400: #22d3ee;
  --cyan-300: #67e8f9;
  --cyan-100: #cffafe;
  --green-500: #22c55e;
  --green-400: #4ade80;
  --yellow-500: #eab308;
  --yellow-400: #facc15;
  --orange-500: #f97316;
  --red-500: #ef4444;
  --red-400: #f87171;
  --red-800: #991b1b;
  --red-900: #7f1d1d;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--cyan-500), var(--blue-600));
  --gradient-bg: linear-gradient(135deg, var(--slate-950) 0%, var(--blue-950) 50%, var(--slate-950) 100%);
  --gradient-card: rgba(15, 23, 42, 0.5);
  
  /* Shadows */
  --shadow-cyan: 0 10px 40px -10px rgba(6, 182, 212, 0.3);
  --shadow-cyan-lg: 0 20px 60px -15px rgba(6, 182, 212, 0.4);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
  --radius-full: 9999px;
}

/* ============================================
   Base Styles
   ============================================ */

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

/* Ensure all inputs use the same font family */
input,
textarea,
select,
button {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html, body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--slate-300);
  background: var(--slate-950);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

/* ============================================
   Screen Management
   ============================================ */

.screen {
  display: none;
  min-height: 100vh;
  background: var(--gradient-bg);
  position: relative;
}

.screen.active {
  display: block;
}

/* ============================================
   Background Effects
   ============================================ */

.bg-effects {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.bg-blob {
  position: absolute;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  filter: blur(64px);
}

.bg-blob-1 {
  background: rgba(59, 130, 246, 0.1);
  top: 5rem;
  left: -12rem;
  animation: pulse 4s ease-in-out infinite;
}

.bg-blob-2 {
  background: rgba(6, 182, 212, 0.1);
  bottom: 5rem;
  right: -12rem;
  animation: pulse 4s ease-in-out infinite 1s;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

/* ============================================
   Intro Video Overlay
   ============================================ */

.intro-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: white;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease;
}

.intro-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.intro-overlay video {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.intro-play-btn {
  position: absolute;
  top: var(--spacing-lg);
  left: var(--spacing-lg);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(6, 182, 212, 0.9);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.75rem;
  transition: transform 0.2s ease, background 0.2s ease;
}

.intro-play-btn:hover {
  background: var(--cyan-500);
  transform: scale(1.02);
}

.intro-play-btn .play-icon {
  font-size: 1rem;
}

.intro-play-btn.hidden {
  display: none;
}

/* ============================================
   Content Wrapper
   ============================================ */

.content-wrapper {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: 60px; /* Space for fixed footer */
}

.content-wrapper > main {
  flex: 1;
}

/* ============================================
   Header
   ============================================ */

.header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
  backdrop-filter: blur(12px);
}

.header-left {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.header-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  text-decoration: none;
}

.logo:hover {
  opacity: 0.9;
}

.logo-img {
  height: 2rem;
  width: auto;
}

.logo-img.small {
  height: 1.4rem;
}

/* Legacy logo-icon support */
.logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-cyan);
}

.logo-icon.small {
  width: 2rem;
  height: 2rem;
}

.logo-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: white;
}

.logo-icon.small svg {
  width: 1.25rem;
  height: 1.25rem;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 600;
  color: white;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* ============================================
   Buttons
   ============================================ */

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  border: none;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-cyan);
}

.btn-primary:hover {
  box-shadow: var(--shadow-cyan-lg);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-primary.btn-lg {
  padding: var(--spacing-md) var(--spacing-2xl);
  font-size: 1.125rem;
}

.btn-secondary {
  background: rgba(30, 41, 59, 0.5);
  color: white;
  border: 1px solid var(--slate-700);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: var(--slate-800);
  border-color: rgba(6, 182, 212, 0.3);
}

.btn-secondary.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.875rem;
}

.btn-ghost {
  background: transparent;
  color: var(--cyan-300);
  border: none;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-ghost:hover {
  color: var(--cyan-400);
  background: rgba(6, 182, 212, 0.1);
}

.btn-danger {
  background: rgba(127, 29, 29, 0.2);
  color: var(--red-400);
  border: 1px solid var(--red-800);
}

.btn-danger:hover {
  background: rgba(127, 29, 29, 0.3);
}

.btn-full {
  width: 100%;
}

.icon-btn {
  background: transparent;
  border: none;
  color: var(--slate-400);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: color 0.2s ease;
}

.icon-btn:hover {
  color: var(--cyan-400);
}

.icon-btn.danger:hover {
  color: var(--red-400);
}

.icon-btn.small {
  padding: var(--spacing-xs);
}

.back-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: transparent;
  border: none;
  color: var(--slate-400);
  cursor: pointer;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.back-btn:hover {
  color: var(--cyan-400);
}

.link-btn {
  background: transparent;
  border: none;
  color: var(--cyan-400);
  cursor: pointer;
  transition: color 0.2s ease;
}

.link-btn:hover {
  color: var(--cyan-300);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 80rem;
  margin: 0 auto;
}

.hero-content {
  text-align: center;
  padding: var(--spacing-2xl) 0;
}

.hero-title {
  font-size: 3.75rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--slate-300);
  max-width: 40rem;
  margin: 0 auto var(--spacing-xl);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-xl);
}

.hero-actions .btn-lg {
  min-width: 140px;
}

/* ============================================
   Feature Cards
   ============================================ */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.feature-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: 0 10px 40px -10px rgba(6, 182, 212, 0.1);
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(37, 99, 235, 0.2));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 1.5rem;
}

.feature-card h3 {
  color: white;
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: var(--slate-400);
  font-size: 0.875rem;
}

/* ============================================
   App Footer
   ============================================ */

.app-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  padding: var(--spacing-md) 0;
  background: linear-gradient(to top, var(--slate-900) 0%, transparent 100%);
  z-index: 100;
}

.app-footer a {
  color: var(--slate-400);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.app-footer a:hover {
  color: var(--cyan-400);
}

/* ============================================
   Auth Screens
   ============================================ */

.auth-container {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  padding-bottom: 60px; /* Space for fixed footer */
}

.auth-container .back-btn {
  position: absolute;
  top: var(--spacing-xl);
  left: var(--spacing-xl);
}

.auth-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  width: 100%;
  max-width: 28rem;
  box-shadow: 0 25px 50px -12px rgba(6, 182, 212, 0.1);
}

.auth-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.auth-header h1 {
  font-size: 1.5rem;
  color: white;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.form-group label {
  color: var(--slate-300);
  font-size: 0.875rem;
  font-weight: 600;
}

.form-group input,
.form-group select {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm) var(--spacing-md);
  color: white;
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.form-group input::placeholder {
  color: var(--slate-500);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--cyan-500);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.2);
}

.form-error {
  display: none;
  color: #f87171;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

.form-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.checkbox-group {
  margin-top: var(--spacing-sm);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  color: var(--slate-300);
  font-size: 0.875rem;
  cursor: pointer;
  line-height: 1.5;
}

.checkbox-label input {
  accent-color: var(--cyan-500);
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.link-inline {
  color: var(--cyan-400);
  text-decoration: none;
  font-weight: 600;
}

.link-inline:hover {
  text-decoration: underline;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.radio-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--slate-300);
  font-size: 0.875rem;
  cursor: pointer;
}

.radio-label input {
  accent-color: var(--cyan-500);
  width: 1rem;
  height: 1rem;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--slate-700);
}

.auth-divider span {
  color: var(--slate-500);
  font-size: 0.875rem;
}

.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: white;
  color: #374151;
  border: none;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-google:hover {
  background: #f3f4f6;
}

.auth-footer {
  text-align: center;
  color: var(--slate-400);
  font-size: 0.875rem;
}

/* ============================================
   Dashboard
   ============================================ */

.dashboard-content {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 80rem;
  margin: 0 auto;
}

.welcome-section {
  margin-bottom: var(--spacing-2xl);
}

.welcome-section h1 {
  font-size: 2.5rem;
  color: white;
  margin-bottom: var(--spacing-xs);
}

.welcome-section p {
  color: var(--slate-400);
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.action-grid.compact {
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.action-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  text-align: left;
  cursor: pointer;
  transition: all 0.3s ease;
}

.action-grid.compact .action-card {
  padding: var(--spacing-lg);
}

.action-card:hover {
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: 0 10px 40px -10px rgba(6, 182, 212, 0.1);
  transform: scale(1.02);
}

.action-card.primary {
  background: var(--gradient-primary);
  border: none;
  box-shadow: var(--shadow-cyan);
}

.action-card.primary:hover {
  box-shadow: var(--shadow-cyan-lg);
}

.action-card.resume {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(6, 182, 212, 0.2));
  border-color: rgba(34, 197, 94, 0.5);
}

.action-card.resume:hover {
  border-color: var(--green-400);
  box-shadow: 0 10px 40px -10px rgba(34, 197, 94, 0.2);
}

.action-card.resume .action-icon {
  background: rgba(34, 197, 94, 0.2);
}

.action-card.resume .action-icon svg {
  color: var(--green-400);
}

.action-icon {
  width: 3.5rem;
  height: 3.5rem;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(37, 99, 235, 0.2));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.action-grid.compact .action-icon {
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: var(--spacing-sm);
}

.action-card.primary .action-icon {
  background: rgba(255, 255, 255, 0.2);
}

.action-icon svg {
  color: var(--cyan-400);
}

.action-card.primary .action-icon svg {
  color: white;
}

.action-card h3 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.action-grid.compact .action-card h3 {
  font-size: 1rem;
  margin-bottom: var(--spacing-xs);
}

.action-card p {
  color: var(--slate-400);
  font-size: 0.875rem;
}

.action-grid.compact .action-card p {
  font-size: 0.75rem;
}

.action-card.primary p {
  color: var(--cyan-100);
}

/* Progress & Leaderboard Section */
.progress-leaderboard-section {
  margin-bottom: var(--spacing-2xl);
}

.progress-leaderboard-section h2 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
}

.progress-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.progress-stat-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
}

.progress-stat-card .stat-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--slate-400);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.progress-stat-card .stat-header svg {
  color: var(--cyan-400);
}

.progress-stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--spacing-xs);
}

.progress-stat-card .stat-subtext {
  color: var(--slate-500);
  font-size: 0.75rem;
}

.progress-stat-card .stat-bar {
  height: 4px;
  background: var(--slate-700);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-stat-card .stat-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

.leaderboard-section {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
}

.leaderboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.leaderboard-header h3 {
  color: white;
  font-size: 1.125rem;
  margin: 0;
}

.leaderboard-school {
  color: var(--cyan-400);
  font-size: 0.875rem;
}

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

.leaderboard-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  transition: background 0.2s ease;
}

.leaderboard-item:hover {
  background: rgba(51, 65, 85, 0.3);
}

.leaderboard-item.current-user {
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.leaderboard-rank {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--slate-400);
  margin-right: var(--spacing-md);
}

.leaderboard-rank.gold {
  color: #ffd700;
}

.leaderboard-rank.silver {
  color: #c0c0c0;
}

.leaderboard-rank.bronze {
  color: #cd7f32;
}

.leaderboard-name {
  flex: 1;
  color: white;
}

.leaderboard-score {
  font-weight: 600;
  color: var(--cyan-400);
}

.recent-flights h2 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
}

.flight-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.flight-item {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.2s ease;
}

.flight-item:hover {
  border-color: rgba(6, 182, 212, 0.3);
}

.flight-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.flight-icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(37, 99, 235, 0.2));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.flight-icon svg {
  color: var(--cyan-400);
  width: 1.5rem;
  height: 1.5rem;
}

.flight-details h3 {
  color: white;
  font-size: 1.125rem;
}

.flight-details p {
  color: var(--slate-400);
  font-size: 0.875rem;
}

.flight-score {
  text-align: right;
}

.flight-score .score {
  font-size: 1.5rem;
  color: var(--cyan-400);
  font-weight: 600;
}

.flight-score .label {
  color: var(--slate-400);
  font-size: 0.875rem;
}

/* ============================================
   Route Selection
   ============================================ */

.route-selection-content,
.help-content {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 70rem;
  margin: 0 auto;
}

.section-header {
  margin-bottom: var(--spacing-xl);
}

.section-header.centered {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-header h1 {
  font-size: 2.5rem;
  color: white;
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  color: var(--slate-400);
  font-size: 1.25rem;
}

.route-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.route-option-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 2px solid var(--slate-800);
  border-radius: var(--radius-3xl);
  padding: var(--spacing-2xl);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.route-option-card:hover {
  border-color: var(--cyan-500);
  box-shadow: 0 20px 60px -15px rgba(6, 182, 212, 0.2);
  transform: scale(1.02);
}

.route-icon {
  width: 5rem;
  height: 5rem;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(37, 99, 235, 0.2));
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  transition: all 0.3s ease;
}

.route-option-card:hover .route-icon {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.3), rgba(37, 99, 235, 0.3));
}

.route-icon svg {
  color: var(--cyan-400);
}

.route-option-card h2 {
  font-size: 1.875rem;
  color: white;
  margin-bottom: var(--spacing-sm);
}

.route-option-card > p {
  color: var(--slate-400);
  margin-bottom: var(--spacing-lg);
}

.route-categories {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.category-item {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(51, 65, 85, 0.5);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm) var(--spacing-md);
}

.category-title {
  color: white;
  display: block;
}

.category-desc {
  color: var(--slate-400);
  font-size: 0.875rem;
}

.route-features {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--slate-300);
}

.feature-item .dot {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--cyan-400);
  border-radius: 50%;
}

/* ============================================
   Set Routes
   ============================================ */

.set-routes-content,
.configuration-content {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 80rem;
  margin: 0 auto;
}

.category-filter {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-xl);
  border: 1px solid var(--slate-800);
  background: rgba(15, 23, 42, 0.5);
  color: var(--slate-400);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  border-color: rgba(6, 182, 212, 0.3);
  color: white;
}

.filter-btn.active {
  background: var(--gradient-primary);
  border: none;
  color: white;
  box-shadow: var(--shadow-cyan);
}

.routes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.route-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 2px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.route-card:hover {
  transform: scale(1.01);
  border-color: var(--slate-700);
}

.route-card.selected {
  border-color: var(--cyan-500);
  background: rgba(6, 182, 212, 0.1);
  box-shadow: 0 10px 40px -10px rgba(6, 182, 212, 0.2);
}

.route-card-header h3 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.route-airports {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--slate-400);
  font-family: monospace;
  font-size: 0.875rem;
}

.route-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.stat-box {
  background: rgba(30, 41, 59, 0.5);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
}

.stat-box .stat-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--slate-400);
  font-size: 0.75rem;
  margin-bottom: var(--spacing-xs);
}

.stat-box .stat-value {
  color: white;
}

.route-description {
  color: var(--slate-400);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.route-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-full);
  color: var(--cyan-400);
  font-size: 0.75rem;
}

.selected-indicator {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--cyan-400);
  font-size: 0.875rem;
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(6, 182, 212, 0.3);
}

.selected-indicator .pulse {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--cyan-400);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

/* ============================================
   Configure Session
   ============================================ */

.configure-content {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 56rem;
  margin: 0 auto;
}

.config-sections {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.config-sections.compact {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.config-sections.compact .config-card {
  padding: var(--spacing-md);
}

@media (max-width: 768px) {
  .config-sections.compact {
    grid-template-columns: 1fr;
  }
}

.config-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
}

.config-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: white;
  font-size: 1.125rem;
  font-weight: 300;
  margin-bottom: var(--spacing-md);
}

.config-card-header svg {
  color: var(--cyan-400);
}

.config-hint {
  color: var(--slate-400);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.saved-routes-select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  color: white;
  font-size: 1rem;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-sm) center;
}

.saved-routes-select:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.saved-routes-select option {
  background: var(--slate-900);
  color: white;
}

.route-inputs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.aircraft-grid,
.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.aircraft-option,
.voice-option {
  padding: var(--spacing-lg);
  border: 2px solid var(--slate-700);
  border-radius: var(--radius-xl);
  background: rgba(30, 41, 59, 0.5);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.aircraft-option:hover,
.voice-option:hover {
  border-color: var(--slate-600);
}

.aircraft-option.selected,
.voice-option.selected {
  border-color: var(--cyan-500);
  background: rgba(6, 182, 212, 0.1);
  box-shadow: 0 10px 40px -10px rgba(6, 182, 212, 0.2);
}

.aircraft-option .icon,
.voice-option .icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.aircraft-option .name,
.voice-option .name {
  color: white;
  margin-bottom: var(--spacing-xs);
}

.aircraft-option .type {
  color: var(--slate-400);
  font-size: 0.875rem;
}

/* Aircraft Dropdown Styles */
.aircraft-dropdown-container {
  position: relative;
  width: 100%;
}

.aircraft-search-input {
  width: 100%;
  padding: var(--spacing-md);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  color: white;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.aircraft-search-input:focus {
  outline: none;
  border-color: var(--cyan-500);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.2);
}

.aircraft-search-input::placeholder {
  color: var(--slate-500);
}

.aircraft-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 300px;
  overflow-y: auto;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-xs);
  z-index: 1000;
  display: none;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.aircraft-dropdown.show {
  display: block;
}

.aircraft-dropdown-item {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: background 0.15s ease;
  border-bottom: 1px solid var(--slate-700);
}

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

.aircraft-dropdown-item:hover {
  background: rgba(6, 182, 212, 0.1);
}

.aircraft-dropdown-item.selected {
  background: rgba(6, 182, 212, 0.2);
  border-left: 3px solid var(--cyan-500);
}

.aircraft-dropdown-item .aircraft-name {
  color: white;
  font-weight: 500;
}

.aircraft-dropdown-item .aircraft-type {
  color: var(--slate-400);
  font-size: 0.85rem;
}

.aircraft-dropdown-category {
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--slate-900);
  color: var(--cyan-400);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: sticky;
  top: 0;
}

.aircraft-add-custom {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  color: var(--slate-400);
  font-size: 0.875rem;
}

.btn-link {
  background: none;
  border: none;
  color: var(--cyan-400);
  cursor: pointer;
  font-size: 0.875rem;
  padding: 0;
  text-decoration: underline;
}

.btn-link:hover {
  color: var(--cyan-300);
}

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.modal-content {
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  width: 90%;
  max-width: 450px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.modal-header h2 {
  color: white;
  font-size: 1.25rem;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--slate-400);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.modal-close:hover {
  color: white;
}

.modal-form .form-group {
  margin-bottom: var(--spacing-md);
}

.modal-form label {
  display: block;
  color: var(--slate-300);
  margin-bottom: var(--spacing-xs);
  font-size: 0.875rem;
}

.modal-form input,
.modal-form select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  color: white;
  font-size: 1rem;
}

.modal-form input:focus,
.modal-form select:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.modal-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
  margin-top: var(--spacing-lg);
}

.callsign-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  color: white;
  font-family: monospace;
  font-size: 1.125rem;
  text-transform: uppercase;
}

.callsign-input:focus {
  outline: none;
  border-color: var(--cyan-500);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.2);
}

.config-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.config-card.half {
  flex: 1;
}

.mic-toggle {
  width: 100%;
  padding: var(--spacing-lg);
  border: 2px solid var(--slate-700);
  border-radius: var(--radius-xl);
  background: rgba(30, 41, 59, 0.5);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.mic-toggle:hover {
  border-color: var(--slate-600);
}

.mic-toggle.enabled {
  border-color: var(--cyan-500);
  background: rgba(6, 182, 212, 0.1);
}

.mic-toggle svg {
  color: var(--slate-400);
}

.mic-toggle.enabled svg {
  color: var(--cyan-400);
}

.mic-toggle .hidden {
  display: none;
}

#micStatus {
  color: white;
}

.input-hint {
  color: var(--slate-500);
  font-size: 0.875rem;
  margin-top: var(--spacing-sm);
}

/* ============================================
   Action Buttons
   ============================================ */

.action-buttons {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.action-buttons.center {
  justify-content: center;
}

.action-buttons.right {
  justify-content: flex-end;
}

.action-buttons.space-between {
  justify-content: space-between;
}

.action-buttons .btn-secondary svg {
  flex-shrink: 0;
}

.action-buttons .btn-primary,
.action-buttons .btn-secondary {
  flex: 1;
  max-width: 20rem;
}

/* ============================================
   Map Planning
   ============================================ */

#screen-map {
  display: none;
  flex-direction: column;
  height: 100vh;
  background: var(--slate-950);
}

#screen-map.active {
  display: flex;
}

.map-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
  background: rgba(15, 23, 42, 0.3);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
  z-index: 20;
}

.map-container {
  flex: 1;
  display: flex;
}

.map-area {
  flex: 1;
  position: relative;
  background: linear-gradient(180deg, var(--slate-800), var(--slate-900));
}

.map-grid {
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background-image: 
    linear-gradient(var(--cyan-500) 1px, transparent 1px),
    linear-gradient(90deg, var(--cyan-500) 1px, transparent 1px);
  background-size: 50px 50px;
}

.flight-path-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.waypoint-label {
  position: absolute;
}

.waypoint-label span {
  display: inline-block;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(6, 182, 212, 0.5);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--cyan-400);
  font-family: monospace;
  font-size: 0.875rem;
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.2);
}

.map-controls {
  position: absolute;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.map-control-btn {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  color: white;
  font-size: 1.25rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.map-control-btn:hover {
  border-color: var(--cyan-500);
}

.map-sidebar {
  width: 24rem;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border-left: 1px solid var(--slate-800);
  padding: var(--spacing-lg);
  overflow-y: auto;
}

/* Kneeboard Styles */
.kneeboard-header {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--cyan-400);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--slate-700);
  margin-bottom: var(--spacing-md);
}

.kneeboard-section {
  margin-bottom: var(--spacing-lg);
}

.kneeboard-section h4 {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.kneeboard-callsign {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  font-family: 'Courier New', monospace;
}

.kneeboard-phonetic {
  font-size: 0.875rem;
  color: var(--slate-400);
  margin-top: var(--spacing-xs);
}

.kneeboard .frequency-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.kneeboard .frequency-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(30, 41, 59, 0.5);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
}

.kneeboard .frequency-item .value {
  font-family: 'Courier New', monospace;
  color: var(--cyan-400);
  font-weight: 600;
}

.frequency-placeholder {
  color: var(--slate-500);
  font-size: 0.875rem;
  font-style: italic;
}

.radio-frequencies {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.radio-freq-box {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
}

.radio-freq-box.active {
  border-color: var(--cyan-500);
  background: rgba(6, 182, 212, 0.1);
}

.radio-freq-box .freq-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-400);
  text-transform: uppercase;
  min-width: 2.5rem;
}

.radio-freq-box.active .freq-label {
  color: var(--cyan-400);
}

.radio-freq-box .freq-value {
  font-family: 'Courier New', monospace;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--cyan-400);
  min-width: 5rem;
}

.radio-freq-box.standby .freq-value {
  color: var(--slate-300);
}

.radio-freq-box .freq-value-input {
  font-family: 'Courier New', monospace;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--slate-300);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  width: 5.5rem;
  padding: 0.125rem 0.25rem;
}

.radio-freq-box .freq-value-input:focus {
  outline: none;
  border-color: var(--cyan-500);
  color: var(--cyan-400);
}

.radio-freq-box.active .freq-value-input {
  color: var(--cyan-400);
}

.radio-freq-box .freq-name {
  font-size: 0.75rem;
  color: var(--slate-400);
  flex: 1;
  text-align: right;
}

.btn-swap-freq {
  width: 100%;
  padding: var(--spacing-sm);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: var(--slate-300);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-swap-freq:hover {
  background: rgba(30, 41, 59, 0.8);
  border-color: var(--cyan-500);
  color: var(--cyan-400);
}

.squawk-input {
  width: 100%;
  padding: var(--spacing-sm);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: var(--cyan-400);
  font-family: 'Courier New', monospace;
  font-size: 1.25rem;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.2em;
}

.squawk-input:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.pressure-row {
  display: flex;
  gap: var(--spacing-md);
}

.pressure-field {
  flex: 1;
}

.pressure-field label {
  display: block;
  font-size: 0.75rem;
  color: var(--slate-400);
  margin-bottom: var(--spacing-xs);
}

.pressure-field input {
  width: 100%;
  padding: var(--spacing-sm);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: var(--cyan-400);
  font-family: 'Courier New', monospace;
  font-weight: 600;
  text-align: center;
}

.pressure-field input:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.notes-textarea {
  width: 100%;
  min-height: 80px;
  padding: var(--spacing-sm);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: white;
  font-size: 0.875rem;
  resize: vertical;
}

.notes-textarea:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.notes-textarea::placeholder {
  color: var(--slate-500);
}

/* Pre-Flight Screen Styles */
.preflight-content {
  padding: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.preflight-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.preflight-summary {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
}

.preflight-summary h2 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
}

.preflight-summary h3 {
  color: white;
  font-size: 1rem;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.summary-card {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--slate-700);
}

.summary-row:last-child {
  border-bottom: none;
}

.summary-label {
  color: var(--slate-400);
}

.summary-value {
  color: white;
  font-weight: 500;
}

.summary-value.callsign {
  font-family: monospace;
  color: var(--cyan-400);
}

/* Checklist styles */
.checklist-items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(30, 41, 59, 0.3);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
}

.checklist-item:hover {
  background: rgba(30, 41, 59, 0.5);
}

.checklist-item input[type="checkbox"] {
  display: none;
}

.checklist-item .checkmark {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--slate-600);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.checklist-item input:checked + .checkmark {
  background: var(--cyan-500);
  border-color: var(--cyan-500);
}

.checklist-item input:checked + .checkmark::after {
  content: '✓';
  color: white;
  font-size: 0.75rem;
  font-weight: bold;
}

.checklist-item .check-text {
  color: var(--slate-300);
}

.checklist-item input:checked ~ .check-text {
  color: var(--cyan-400);
}

/* Pre-flight kneeboard */
.preflight-kneeboard {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
}

.radio-frequencies.compact {
  gap: var(--spacing-sm);
}

.radio-frequencies.compact .radio-freq-box {
  padding: var(--spacing-sm);
}

.freq-name-input {
  width: 100%;
  padding: var(--spacing-xs);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-sm);
  color: var(--slate-300);
  font-size: 0.75rem;
  margin-top: var(--spacing-xs);
}

.freq-name-input:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-2xl);
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.action-buttons.centered {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
}

@media (max-width: 1024px) {
  .preflight-layout {
    grid-template-columns: 1fr;
  }
}

.search-box {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.search-box svg {
  position: absolute;
  left: var(--spacing-sm);
  top: 50%;
  transform: translateY(-50%);
  color: var(--slate-500);
}

.search-box input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 2.5rem;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  color: white;
}

.search-box input:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.waypoints-section {
  margin-bottom: var(--spacing-lg);
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: white;
  margin-bottom: var(--spacing-md);
}

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

.waypoint-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  transition: all 0.2s ease;
}

.waypoint-item:hover {
  border-color: rgba(6, 182, 212, 0.3);
}

.waypoint-number {
  width: 2rem;
  height: 2rem;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(37, 99, 235, 0.2));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-400);
  font-size: 0.875rem;
}

.waypoint-info {
  flex: 1;
}

.waypoint-name {
  color: white;
  font-family: monospace;
}

.waypoint-coords {
  color: var(--slate-400);
  font-size: 0.75rem;
}

.waypoint-delete {
  background: transparent;
  border: none;
  color: var(--slate-500);
  cursor: pointer;
  padding: var(--spacing-xs);
}

.waypoint-delete:hover {
  color: var(--red-400);
}

.route-info-card {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
}

.route-info-card h3 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.info-row {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-xs) 0;
}

.info-row span:first-child {
  color: var(--slate-400);
  font-size: 0.875rem;
}

.info-row .value {
  color: white;
}

/* ============================================
   Flight Simulation
   ============================================ */

#screen-simulation {
  display: none;
  flex-direction: column;
  height: 100vh;
  background: var(--slate-950);
}

#screen-simulation.active {
  display: flex;
}

.sim-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background: rgba(15, 23, 42, 0.3);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
}

.sim-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.sim-control-btn {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.sim-control-btn:hover {
  border-color: var(--cyan-500);
}

.sim-control-btn .hidden {
  display: none;
}

.flight-status {
  color: var(--cyan-400);
  font-family: monospace;
}

.sim-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.sim-view {
  flex: 1;
  position: relative;
  background: linear-gradient(180deg, 
    rgba(30, 58, 138, 0.3) 0%,
    rgba(30, 64, 175, 0.2) 45%,
    rgba(20, 83, 45, 0.3) 100%
  );
}

.horizon-line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(6, 182, 212, 0.3);
}

.crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.crosshair-h {
  width: 5rem;
  height: 1px;
  background: var(--cyan-500);
}

.crosshair-v {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 1px;
  height: 5rem;
  background: var(--cyan-500);
}

.crosshair-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--cyan-500);
  border-radius: 50%;
}

.atc-panel {
  position: absolute;
  top: var(--spacing-lg);
  left: var(--spacing-lg);
  width: 24rem;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
}

.atc-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--cyan-400);
  font-family: monospace;
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.atc-messages {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
}

.atc-message {
  color: var(--slate-400);
}

.atc-message .sender {
  font-weight: 300;
}

.atc-message .sender.atc {
  color: var(--cyan-400);
}

.atc-message .sender.you {
  color: var(--green-400);
}

.checklist-panel {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 20rem;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
}

.checklist-panel h3 {
  color: white;
  margin-bottom: var(--spacing-sm);
}

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

.checklist-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--slate-300);
  font-size: 0.875rem;
  cursor: pointer;
}

/* Simulation Kneeboard */
.kneeboard-toggle-btn {
  position: absolute;
  top: var(--spacing-lg);
  right: 22rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  color: var(--cyan-400);
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 50;
}

.kneeboard-toggle-btn:hover {
  background: rgba(15, 23, 42, 0.95);
  border-color: var(--cyan-500);
}

.kneeboard-toggle-btn svg {
  width: 1.25rem;
  height: 1.25rem;
}

.sim-kneeboard {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 20rem;
  max-height: calc(100vh - 12rem);
  overflow-y: auto;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
  z-index: 60;
  display: none;
}

.sim-kneeboard.show {
  display: block;
}

.sim-kneeboard .kneeboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--slate-700);
}

.sim-kneeboard .kneeboard-header span {
  color: var(--cyan-400);
  font-weight: 600;
}

.kneeboard-close {
  background: none;
  border: none;
  color: var(--slate-400);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.kneeboard-close:hover {
  color: white;
}

.squawk-display {
  font-family: monospace;
  font-size: 1.25rem;
  color: white;
  background: rgba(30, 41, 59, 0.5);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
}

.pressure-display {
  display: flex;
  gap: var(--spacing-lg);
}

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

.pressure-item .label {
  color: var(--slate-400);
  font-size: 0.75rem;
}

.pressure-item .value {
  color: white;
  font-family: monospace;
  font-size: 1rem;
}

.notes-display {
  color: var(--slate-300);
  font-size: 0.875rem;
  background: rgba(30, 41, 59, 0.3);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  min-height: 3rem;
  white-space: pre-wrap;
}

.checklist-item.done span {
  text-decoration: line-through;
  color: var(--slate-500);
}

.instrument-panel {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-md);
}

.instrument {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
  min-width: 7rem;
  text-align: center;
}

.instrument.highlight {
  border-color: rgba(6, 182, 212, 0.5);
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.2);
}

.instrument-label {
  color: var(--slate-400);
  font-size: 0.75rem;
  margin-bottom: var(--spacing-xs);
}

.instrument-value {
  color: var(--cyan-400);
  font-size: 1.875rem;
  font-family: monospace;
}

.instrument-value.green {
  color: var(--green-400);
}

.instrument-unit {
  color: var(--slate-500);
  font-size: 0.75rem;
}

.end-flight-btn {
  position: absolute;
  top: 50%;
  right: var(--spacing-lg);
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
  font-weight: 600;
  z-index: 40;
}

.btn-danger {
  background: linear-gradient(135deg, var(--red-500), var(--red-800));
  color: white;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px -10px rgba(239, 68, 68, 0.4);
}

.btn-danger:hover {
  box-shadow: 0 15px 40px -10px rgba(239, 68, 68, 0.5);
  transform: translateY(-50%) scale(1.02);
}

/* ============================================
   Self Evaluation
   ============================================ */

.evaluation-content {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 80rem;
  margin: 0 auto;
}

.evaluation-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.eval-column {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.eval-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
}

.eval-card h2 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.metrics-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.metric-item {
  margin-bottom: var(--spacing-sm);
}

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

.metric-header span:first-child {
  color: var(--slate-300);
}

.metric-value {
  color: var(--cyan-400);
}

.metric-bar {
  height: 0.5rem;
  background: var(--slate-800);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.metric-fill {
  height: 100%;
  background: var(--gradient-primary);
  transition: width 0.5s ease;
}

.replay-preview {
  aspect-ratio: 16/9;
  background: var(--slate-800);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-600);
}

.replay-progress {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.progress-bar {
  flex: 1;
  height: 0.25rem;
  background: var(--slate-800);
  border-radius: var(--radius-full);
}

.progress-fill {
  height: 100%;
  background: var(--cyan-500);
  border-radius: var(--radius-full);
}

.replay-progress span {
  color: var(--slate-400);
  font-size: 0.875rem;
}

.eval-card textarea {
  width: 100%;
  min-height: 8rem;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  color: white;
  resize: none;
}

.eval-card textarea:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.star-rating {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
}

.star {
  background: transparent;
  border: none;
  font-size: 2.5rem;
  color: var(--slate-600);
  cursor: pointer;
  transition: all 0.2s ease;
}

.star:hover,
.star.active {
  color: var(--cyan-400);
  transform: scale(1.1);
}

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

.skill-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--slate-300);
  cursor: pointer;
}

.skill-item input {
  accent-color: var(--cyan-500);
}

/* ============================================
   Flight Report
   ============================================ */

.report-content {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 80rem;
  margin: 0 auto;
}

.score-hero {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.score-card {
  display: inline-block;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-3xl);
  padding: var(--spacing-2xl);
  box-shadow: 0 25px 50px -12px rgba(6, 182, 212, 0.1);
}

.score-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.score-header svg {
  color: var(--cyan-400);
}

.score-header h1 {
  color: white;
  font-size: 2.5rem;
}

.score-value {
  font-size: 8rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.score-label {
  color: var(--slate-300);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.score-badge {
  display: inline-block;
  background: rgba(6, 182, 212, 0.2);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: var(--radius-full);
  padding: var(--spacing-xs) var(--spacing-lg);
  color: var(--cyan-400);
}

.report-section {
  margin-bottom: var(--spacing-2xl);
}

.report-section h2 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
}

.phases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.phase-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  transition: all 0.2s ease;
}

.phase-card:hover {
  border-color: rgba(6, 182, 212, 0.3);
}

.phase-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.phase-header h3 {
  color: white;
}

.phase-score {
  font-size: 1.5rem;
  color: var(--cyan-400);
}

.phase-bar {
  height: 0.5rem;
  background: var(--slate-800);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
}

.phase-fill {
  height: 100%;
  transition: width 0.5s ease;
}

.phase-fill.excellent {
  background: linear-gradient(90deg, var(--green-500), var(--cyan-500));
}

.phase-fill.good {
  background: var(--gradient-primary);
}

.phase-fill.needs-work {
  background: linear-gradient(90deg, var(--yellow-500), var(--orange-500));
}

.phase-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
}

.phase-status.excellent {
  color: var(--green-400);
}

.phase-status.good {
  color: var(--cyan-400);
}

.phase-status.needs-work {
  color: var(--yellow-400);
}

.report-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.report-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
}

.report-card h2 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.icon-green {
  color: var(--green-400);
}

.icon-yellow {
  color: var(--yellow-400);
}

.report-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.report-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  color: var(--slate-300);
}

.report-list li::before {
  content: '';
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  margin-top: 0.5rem;
  flex-shrink: 0;
}

.report-list.green li::before {
  background: var(--green-400);
}

.report-list.yellow li::before {
  background: var(--yellow-400);
}

.stats-card {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.stats-card h2 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.stat-item {
  text-align: center;
}

.stat-item .stat-value {
  font-size: 1.875rem;
  color: var(--cyan-400);
  margin-bottom: var(--spacing-xs);
}

.stat-item .stat-label {
  color: var(--slate-400);
  font-size: 0.875rem;
}

/* ============================================
   Settings
   ============================================ */

.settings-content {
  padding: var(--spacing-2xl) var(--spacing-xl);
  max-width: 80rem;
  margin: 0 auto;
}

.settings-layout {
  display: grid;
  grid-template-columns: 16rem 1fr;
  gap: var(--spacing-xl);
}

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

.settings-tab {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-xl);
  color: var(--slate-400);
  cursor: pointer;
  transition: all 0.2s ease;
}

.settings-tab:hover {
  color: white;
  background: rgba(30, 41, 59, 0.5);
}

.settings-tab.active {
  background: var(--gradient-primary);
  border: none;
  color: white;
  box-shadow: var(--shadow-cyan);
}

.settings-panel {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  border: 1px solid var(--slate-800);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
}

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

.settings-tab-content.active {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.settings-tab-content h2 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.avatar-section {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.avatar {
  width: 5rem;
  height: 5rem;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(37, 99, 235, 0.2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar svg {
  color: var(--cyan-400);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.preferences-section {
  border-top: 1px solid var(--slate-800);
  padding-top: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.preferences-section h3 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
}

.toggle-row span {
  color: var(--slate-300);
}

.toggle {
  position: relative;
  display: inline-block;
  width: 3rem;
  height: 1.5rem;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--slate-700);
  border-radius: var(--radius-full);
  transition: all 0.2s ease;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 1rem;
  width: 1rem;
  left: 0.25rem;
  bottom: 0.25rem;
  background: white;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.toggle input:checked + .toggle-slider {
  background: var(--cyan-500);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(1.5rem);
}

.aircraft-settings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.aircraft-settings-card {
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  transition: all 0.2s ease;
}

.aircraft-settings-card.unlocked {
  background: rgba(30, 41, 59, 0.5);
}

.aircraft-settings-card.unlocked:hover {
  border-color: rgba(6, 182, 212, 0.3);
}

.aircraft-settings-card.locked {
  background: rgba(30, 41, 59, 0.2);
  opacity: 0.6;
}

.aircraft-settings-card .icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.aircraft-settings-card h3 {
  color: white;
  margin-bottom: var(--spacing-xs);
}

.aircraft-settings-card .type {
  color: var(--slate-400);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
}

.aircraft-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
}

.aircraft-status .dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
}

.aircraft-status.unlocked {
  color: var(--cyan-400);
}

.aircraft-status.unlocked .dot {
  background: var(--cyan-400);
}

.aircraft-status.locked {
  color: var(--slate-500);
}

.aircraft-status.locked .dot {
  background: var(--slate-500);
}

.storage-section {
  margin-bottom: var(--spacing-lg);
}

.storage-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
}

.storage-header span:first-child {
  color: var(--slate-300);
}

.storage-value {
  color: var(--cyan-400);
}

.storage-bar {
  height: 0.5rem;
  background: var(--slate-800);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.storage-fill {
  height: 100%;
  background: var(--gradient-primary);
}

.data-section {
  border-top: 1px solid var(--slate-800);
  padding-top: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.data-section h3 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.data-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background: rgba(30, 41, 59, 0.5);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-sm);
}

.data-title {
  color: white;
}

.data-desc {
  color: var(--slate-400);
  font-size: 0.875rem;
}

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

/* My VoxAero Stats */
.stats-card {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
}

.stats-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--slate-700);
}

.stats-row:last-child {
  border-bottom: none;
}

.stats-label {
  color: var(--slate-300);
  font-size: 0.9375rem;
}

.stats-value {
  color: white;
  font-weight: 600;
  font-size: 1rem;
}

.plan-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--cyan-500);
  color: white;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
  .feature-grid,
  .route-options,
  .routes-grid,
  .evaluation-grid,
  .phases-grid,
  .report-row {
    grid-template-columns: 1fr;
  }

  .action-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .action-grid.compact {
    grid-template-columns: repeat(2, 1fr);
  }

  .config-row,
  .route-inputs,
  .aircraft-grid,
  .voice-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .progress-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .settings-layout {
    grid-template-columns: 1fr;
  }

  .settings-tabs {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .map-container {
    flex-direction: column;
  }

  .map-sidebar {
    width: 100%;
    border-left: none;
    border-top: 1px solid var(--slate-800);
  }

  .instrument-panel {
    flex-wrap: wrap;
    justify-content: center;
    max-width: 90%;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .section-header h1 {
    font-size: 1.75rem;
  }

  .score-value {
    font-size: 5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .progress-stats-grid {
    grid-template-columns: 1fr;
  }

  .progress-stat-card .stat-value {
    font-size: 1.5rem;
  }

  .atc-panel,
  .checklist-panel {
    width: calc(100% - 2rem);
    left: var(--spacing-md);
    right: var(--spacing-md);
  }

  .checklist-panel {
    top: auto;
    bottom: 12rem;
  }
}

/* ============================================
   Map & Planning Components
   ============================================ */

/* Map Container */
.map-view-container {
  width: 100%;
  height: 100%;
  position: relative;
  background: var(--slate-900);
}

.map-view-container .leaflet-container {
  width: 100%;
  height: 100%;
  background: var(--slate-900);
}

/* Map Controls */
.map-layer-controls {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.map-layer-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: var(--slate-300);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
}

.map-layer-btn:hover {
  background: var(--slate-700);
}

.map-layer-btn.active {
  background: var(--cyan-500);
  border-color: var(--cyan-400);
  color: white;
}

/* Airport Search */
.airport-search {
  position: relative;
}

.airport-search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: white;
  font-size: 0.9375rem;
}

.airport-search-input:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.airport-search-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 300px;
  overflow-y: auto;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  z-index: 100;
}

.airport-search-item {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: background 0.15s;
}

.airport-search-item:hover {
  background: var(--slate-700);
}

.airport-search-item .icao {
  font-family: monospace;
  font-weight: 600;
  color: var(--cyan-400);
}

.airport-search-item .name {
  color: var(--slate-300);
  font-size: 0.875rem;
}

/* Frequency Panel */
.frequency-panel {
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
}

.frequency-panel-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.frequency-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.frequency-input {
  flex: 1;
  padding: var(--spacing-sm);
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: white;
  font-family: monospace;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
}

.frequency-input:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.frequency-input.active {
  border-color: var(--green-500);
  background: rgba(34, 197, 94, 0.1);
}

.frequency-swap-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--slate-700);
  border: 1px solid var(--slate-600);
  border-radius: var(--radius-md);
  color: var(--slate-300);
  cursor: pointer;
  transition: all 0.2s;
}

.frequency-swap-btn:hover {
  background: var(--cyan-500);
  border-color: var(--cyan-400);
  color: white;
}

/* Map Kneeboard */
.map-kneeboard {
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.map-kneeboard-header {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--slate-700);
  border-bottom: 1px solid var(--slate-600);
  font-weight: 600;
  color: white;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.map-kneeboard-section {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--slate-700);
}

.map-kneeboard-section:last-child {
  border-bottom: none;
}

.map-kneeboard-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.kneeboard-callsign {
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cyan-400);
  text-align: center;
  margin-bottom: var(--spacing-xs);
}

.kneeboard-phonetic {
  font-size: 0.875rem;
  color: var(--slate-400);
  text-align: center;
}

.kneeboard-squawk {
  display: flex;
  justify-content: center;
}

.kneeboard-squawk-input {
  width: 120px;
  padding: var(--spacing-sm);
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: var(--orange-500);
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.25em;
}

.kneeboard-squawk-input:focus {
  outline: none;
  border-color: var(--orange-500);
}

.kneeboard-notes {
  width: 100%;
  min-height: 80px;
  padding: var(--spacing-sm);
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: var(--slate-300);
  font-size: 0.875rem;
  resize: vertical;
}

.kneeboard-notes:focus {
  outline: none;
  border-color: var(--cyan-500);
}

/* Simulation Controls */
.simulation-controls {
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
}

.speed-control-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.speed-control-label {
  font-size: 0.75rem;
  color: var(--slate-400);
  text-transform: uppercase;
}

.speed-buttons {
  display: flex;
  gap: var(--spacing-xs);
}

.speed-btn {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--slate-700);
  border: 1px solid var(--slate-600);
  border-radius: var(--radius-sm);
  color: var(--slate-300);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.speed-btn:hover {
  background: var(--slate-600);
}

.speed-btn.active {
  background: var(--cyan-500);
  border-color: var(--cyan-400);
  color: white;
}

.sim-control-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.go-flying-btn {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-lg);
  color: white;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  transition: all 0.2s;
  box-shadow: var(--shadow-cyan);
}

.go-flying-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-cyan-lg);
}

.go-flying-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Save Route Dialog */
.save-route-dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  animation: fadeIn 0.2s ease;
}

.save-route-dialog {
  width: 90%;
  max-width: 400px;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.save-route-dialog h3 {
  margin: 0 0 var(--spacing-md);
  color: white;
  font-size: 1.25rem;
}

.save-route-input {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-md);
  color: white;
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
}

.save-route-input:focus {
  outline: none;
  border-color: var(--cyan-500);
}

.save-route-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}

/* Altitude Panel */
.altitude-panel {
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
}

.altitude-slider-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.altitude-slider {
  flex: 1;
  height: 8px;
  background: var(--slate-700);
  border-radius: var(--radius-full);
  cursor: pointer;
}

.altitude-slider::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  background: var(--cyan-500);
  border-radius: 50%;
  cursor: grab;
  box-shadow: 0 2px 8px rgba(6, 182, 212, 0.4);
}

.altitude-value {
  min-width: 80px;
  text-align: right;
  font-family: monospace;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--cyan-400);
}

/* Airspace Crossing Display */
.airspace-crossings {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.airspace-crossing {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--slate-700);
  border-radius: var(--radius-md);
}

.airspace-crossing-type {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--red-800);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
}

.airspace-crossing-type.class-d {
  background: var(--blue-600);
}

.airspace-crossing-type.matz {
  background: var(--orange-500);
}

.airspace-crossing-type.atz {
  background: var(--yellow-500);
  color: var(--slate-900);
}

.airspace-crossing-info {
  flex: 1;
}

.airspace-crossing-name {
  font-weight: 600;
  color: white;
  font-size: 0.875rem;
}

.airspace-crossing-altitude {
  font-size: 0.75rem;
  color: var(--slate-400);
}

/* Route Polyline Styles (for Leaflet) */
.route-polyline {
  stroke: var(--cyan-500);
  stroke-width: 3;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.route-waypoint-marker {
  width: 16px;
  height: 16px;
  background: var(--cyan-500);
  border: 2px solid white;
  border-radius: 50%;
  cursor: grab;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.route-waypoint-marker:hover {
  transform: scale(1.2);
}

/* Leaflet overrides for dark theme */
.leaflet-container {
  background: var(--slate-900);
}

.leaflet-control-zoom {
  border: none !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3) !important;
}

.leaflet-control-zoom a {
  background: var(--slate-800) !important;
  color: var(--slate-300) !important;
  border: 1px solid var(--slate-700) !important;
}

.leaflet-control-zoom a:hover {
  background: var(--slate-700) !important;
  color: white !important;
}

.leaflet-popup-content-wrapper {
  background: var(--slate-800) !important;
  color: var(--slate-300) !important;
  border-radius: var(--radius-md) !important;
}

.leaflet-popup-tip {
  background: var(--slate-800) !important;
}