/* ===== Dark Mode Theme ===== */
/* ZeroTurb Dark Mode - Optimized for night operations and reduced eye strain */

/* Light Theme (Default) */
:root {
  /* Background Colors */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  --color-bg-card: #ffffff;

  /* Text Colors */
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-text-inverse: #ffffff;

  /* Border Colors */
  --color-border-primary: #e2e8f0;
  --color-border-secondary: #cbd5e1;

  /* Navbar */
  --color-navbar-bg: #ffffff;
  --color-navbar-text: #0f172a;
  --color-navbar-border: #dee2e6;

  /* Footer */
  --color-footer-bg: #ffffff;
  --color-footer-text: #6c757d;
  --color-footer-border: #dee2e6;

  /* Dropdown */
  --color-dropdown-bg: #ffffff;
  --color-dropdown-hover: #f8f9fa;

  /* Accent Colors (same for both themes) */
  --color-primary: #0d6efd;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #06b6d4;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Dark Theme */
[data-theme="dark"] {
  /* Background Colors */
  --color-bg-primary: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-bg-card: #1e293b;

  /* Text Colors */
  --color-text-primary: #f1f5f9;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #0f172a;

  /* Border Colors */
  --color-border-primary: #334155;
  --color-border-secondary: #475569;

  /* Navbar */
  --color-navbar-bg: #1e293b;
  --color-navbar-text: #f1f5f9;
  --color-navbar-border: #334155;

  /* Footer */
  --color-footer-bg: #1e293b;
  --color-footer-text: #94a3b8;
  --color-footer-border: #334155;

  /* Dropdown */
  --color-dropdown-bg: #1e293b;
  --color-dropdown-hover: #334155;

  /* Shadows (lighter for dark mode) */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

/* Apply theme colors */
body {
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Navbar */
.navbar {
  background-color: var(--color-navbar-bg) !important;
  border-color: var(--color-navbar-border) !important;
  transition: background-color 0.3s ease;
}

.navbar-brand,
.nav-link {
  color: var(--color-navbar-text) !important;
}

.nav-link:hover {
  color: var(--color-primary) !important;
}

/* Dropdown menus */
.dropdown-menu {
  background-color: var(--color-dropdown-bg);
  border-color: var(--color-border-primary);
}

.dropdown-item {
  color: var(--color-text-primary);
}

.dropdown-item:hover {
  background-color: var(--color-dropdown-hover);
  color: var(--color-text-primary);
}

/* Cards */
.card {
  background-color: var(--color-bg-card);
  border-color: var(--color-border-primary);
  color: var(--color-text-primary);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.card-header {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-border-primary);
  color: var(--color-text-primary);
}

.card-body {
  background-color: var(--color-bg-card);
}

/* Footer */
.footer {
  background-color: var(--color-footer-bg);
  border-color: var(--color-footer-border) !important;
  color: var(--color-footer-text);
  transition: background-color 0.3s ease;
}

.footer a {
  color: var(--color-text-muted) !important;
}

.footer a:hover {
  color: var(--color-text-secondary) !important;
}

.footer .text-muted {
  color: var(--color-footer-text) !important;
}

/* Forms */
.form-control,
.form-select {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-border-primary);
  color: var(--color-text-primary);
}

.form-control:focus,
.form-select:focus {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-primary);
  color: var(--color-text-primary);
}

.form-control::placeholder {
  color: var(--color-text-muted);
}

/* Tables */
.table {
  color: var(--color-text-primary);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
  background-color: var(--color-bg-secondary);
}

.table-hover > tbody > tr:hover > * {
  background-color: var(--color-bg-tertiary);
}

.table thead th {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border-color: var(--color-border-primary);
}

/* Alerts */
.alert {
  border-color: var(--color-border-primary);
}

/* Modals */
.modal-content {
  background-color: var(--color-bg-card);
  border-color: var(--color-border-primary);
}

.modal-header {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-border-primary);
  color: var(--color-text-primary);
}

.modal-body {
  color: var(--color-text-primary);
}

.modal-footer {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-border-primary);
}

/* Close button */
.btn-close {
  filter: var(--bs-btn-close-filter, none);
}

[data-theme="dark"] .btn-close {
  filter: invert(1) grayscale(100%) brightness(200%);
}

/* Airport Autocomplete Dark Mode */
[data-theme="dark"] .airport-autocomplete-dropdown {
  background-color: var(--color-bg-card);
  border-color: var(--color-border-primary);
}

[data-theme="dark"] .airport-autocomplete-item {
  border-bottom-color: var(--color-border-primary);
}

[data-theme="dark"] .airport-autocomplete-item:hover,
[data-theme="dark"] .airport-autocomplete-item.active {
  background-color: var(--color-bg-tertiary);
}

[data-theme="dark"] .airport-code {
  color: var(--color-primary);
}

[data-theme="dark"] .airport-name {
  color: var(--color-text-primary);
}

[data-theme="dark"] .airport-location {
  color: var(--color-text-muted);
}

/* Cookie Consent Banner (keep colorful) */
.cookie-consent-banner {
  /* Keep gradient background in both modes */
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Theme Toggle Button */
.theme-toggle {
  background: none;
  border: none;
  color: var(--color-navbar-text);
  font-size: 1.25rem;
  padding: 0.5rem;
  cursor: pointer;
  transition: transform 0.3s ease, color 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  color: var(--color-primary);
  transform: rotate(180deg);
}

.theme-toggle i {
  transition: opacity 0.3s ease;
}

/* Navbar toggler icon color */
[data-theme="dark"] .navbar-toggler-icon {
  filter: invert(1);
}

/* Text color utilities */
[data-theme="dark"] .text-dark {
  color: var(--color-text-primary) !important;
}

[data-theme="dark"] .text-muted {
  color: var(--color-text-muted) !important;
}

/* Badge adjustments for dark mode */
[data-theme="dark"] .badge {
  border: 1px solid var(--color-border-primary);
}

/* Link colors */
a {
  color: var(--color-primary);
}

a:hover {
  color: var(--color-primary);
  filter: brightness(1.2);
}

/* List group */
.list-group-item {
  background-color: var(--color-bg-card);
  border-color: var(--color-border-primary);
  color: var(--color-text-primary);
}

.list-group-item:hover {
  background-color: var(--color-bg-secondary);
}

/* Breadcrumb */
.breadcrumb {
  background-color: var(--color-bg-secondary);
}

.breadcrumb-item {
  color: var(--color-text-secondary);
}

.breadcrumb-item.active {
  color: var(--color-text-primary);
}

/* Pagination */
.page-link {
  background-color: var(--color-bg-card);
  border-color: var(--color-border-primary);
  color: var(--color-primary);
}

.page-link:hover {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-border-primary);
}

.page-item.active .page-link {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

/* Progress bars */
.progress {
  background-color: var(--color-bg-secondary);
}

/* Tooltips and Popovers */
.tooltip-inner {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.popover {
  background-color: var(--color-bg-card);
  border-color: var(--color-border-primary);
}

.popover-header {
  background-color: var(--color-bg-secondary);
  border-color: var(--color-border-primary);
  color: var(--color-text-primary);
}

.popover-body {
  color: var(--color-text-primary);
}

/* Smooth transitions for theme changes */
* {
  transition-property: background-color, border-color, color;
  transition-duration: 0.3s;
  transition-timing-function: ease;
}

/* Disable transitions on first load */
.no-transition * {
  transition: none !important;
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
  }
}

/* Bootstrap Background Color Overrides for Dark Mode */
[data-theme="dark"] .bg-light {
  background-color: var(--color-bg-secondary) !important;
  color: var(--color-text-primary) !important;
}

[data-theme="dark"] .bg-primary {
  background-color: #1e40af !important; /* Darker blue for better contrast */
}

[data-theme="dark"] .bg-info {
  background-color: #0e7490 !important; /* Darker cyan for better contrast */
}

[data-theme="dark"] .bg-success {
  background-color: #047857 !important; /* Darker green for better contrast */
}

[data-theme="dark"] .bg-warning {
  background-color: #d97706 !important; /* Darker amber for better contrast */
}

[data-theme="dark"] .bg-danger {
  background-color: #b91c1c !important; /* Darker red for better contrast */
}

[data-theme="dark"] .bg-secondary {
  background-color: var(--color-bg-tertiary) !important;
}

/* Ensure text remains white on colored backgrounds in dark mode */
[data-theme="dark"] .bg-primary.text-white,
[data-theme="dark"] .bg-info.text-white,
[data-theme="dark"] .bg-success.text-white,
[data-theme="dark"] .bg-warning.text-white,
[data-theme="dark"] .bg-danger.text-white,
[data-theme="dark"] .bg-secondary.text-white {
  color: #ffffff !important;
}

/* Warning with dark text needs adjustment */
[data-theme="dark"] .bg-warning.text-dark {
  background-color: #f59e0b !important;
  color: #0f172a !important;
}

/* Card headers with gradient backgrounds */
[data-theme="dark"] .card-header.bg-gradient {
  /* Keep gradients as-is for visual appeal */
  opacity: 0.95;
}