/* DJI FH2 Professional Style - Dark Theme */
:root {
  --color-primary: #0066ff;
  --color-primary-dark: #0052cc;
  --color-success: #00c853;
  --color-warning: #ff9800;
  --color-error: #ff3d00;
  --color-bg-dark: #0a0e1a;
  --color-bg-secondary: #121827;
  --color-bg-card: #1a1f2e;
  --color-border: #2a3142;
  --color-text-primary: #ffffff;
  --color-text-secondary: #8a94a6;
  --color-text-muted: #5a6175;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  background: var(--color-bg-dark);
  color: var(--color-text-primary);
  font-size: 14px;
  line-height: 1.5;
}

/* Navigation */
.nav-container {
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 600;
}

.nav-brand i {
  color: var(--color-primary);
  font-size: 24px;
}

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-primary);
  border-bottom-color: var(--color-primary);
}

/* Content Layout */
.content-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
}

/* Cards */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-body {
  padding: 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-bg-card);
}

.btn-success {
  background: var(--color-success);
  color: white;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
}

/* Form Elements */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-input,
.form-select {
  width: 100%;
  padding: 10px 14px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text-primary);
  font-size: 14px;
  transition: all 0.2s;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

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

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.badge-success {
  background: rgba(0, 200, 83, 0.15);
  color: var(--color-success);
}

.badge-warning {
  background: rgba(255, 152, 0, 0.15);
  color: var(--color-warning);
}

.badge-error {
  background: rgba(255, 61, 0, 0.15);
  color: var(--color-error);
}

.badge-info {
  background: rgba(0, 102, 255, 0.15);
  color: var(--color-primary);
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-info h3 {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-info p {
  font-size: 32px;
  font-weight: 600;
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.stat-icon.primary {
  background: rgba(0, 102, 255, 0.15);
  color: var(--color-primary);
}

.stat-icon.success {
  background: rgba(0, 200, 83, 0.15);
  color: var(--color-success);
}

.stat-icon.warning {
  background: rgba(255, 152, 0, 0.15);
  color: var(--color-warning);
}

/* Table */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead {
  background: var(--color-bg-secondary);
}

.table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--color-border);
}

.table td {
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}

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

/* Loading */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  border-top-color: var(--color-primary);
  animation: spin 1s linear infinite;
}

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

/* Utility Classes */
.text-muted {
  color: var(--color-text-muted);
}

.text-success {
  color: var(--color-success);
}

.text-error {
  color: var(--color-error);
}

.mt-4 {
  margin-top: 16px;
}

.mb-4 {
  margin-bottom: 16px;
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

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

.gap-2 {
  gap: 8px;
}

.gap-4 {
  gap: 16px;
}

/* Map Styles */
#map {
  background: var(--color-bg-secondary);
  border-radius: 8px;
  overflow: hidden;
}

.leaflet-popup-content-wrapper {
  background: var(--color-bg-card);
  color: var(--color-text-primary);
}

.leaflet-popup-tip {
  background: var(--color-bg-card);
}