:root {
  color-scheme: light;
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-muted: #f0f2f5;
  --border: #e3e6ea;
  --text: #111827;
  --muted: #6b7280;
  --accent: #0f172a;
  --accent-soft: #e2e8f0;
  --success: #166534;
  --warning: #b45309;
  --danger: #b91c1c;
  --radius-sm: 6px;
  --radius-md: 10px;
  --shadow-sm: 0 8px 18px rgba(15, 23, 42, 0.08);
}

body {
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app-shell {
  min-height: calc(100vh - 140px);
}

.app-navbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.navbar-brand {
  font-weight: 600;
  letter-spacing: -0.2px;
}

.nav-link {
  color: var(--muted);
  font-weight: 500;
}

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

.app-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.app-card .card-body {
  padding: 1.5rem;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  border-radius: var(--radius-sm);
  padding: 0.55rem 1.1rem;
}

.btn-outline-secondary,
.btn-outline-secondary:hover {
  border-radius: var(--radius-sm);
}

.btn-link {
  color: var(--text);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--muted);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.status-grid .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.25rem;
  letter-spacing: 0.08em;
}

.status-grid .value {
  font-weight: 600;
  margin-bottom: 0;
}

.command-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  font-size: 0.85rem;
}

.command-grid span {
  background: var(--surface-muted);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.5rem;
  text-align: center;
  border: 1px solid var(--border);
}

.empty-state {
  border: 1px dashed var(--border);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: var(--surface-muted);
}

.status-badge {
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.status-queued {
  background: #e2e8f0;
  color: #1f2937;
}

.status-playing {
  background: #dcfce7;
  color: var(--success);
}

.status-paused {
  background: #fef3c7;
  color: var(--warning);
}

.status-skipped,
.status-ended {
  background: #e5e7eb;
  color: #374151;
}

.status-failed {
  background: #fee2e2;
  color: var(--danger);
}

.list-group-item {
  border-color: var(--border);
}

.app-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.form-control,
.form-select {
  border-radius: var(--radius-sm);
  border-color: var(--border);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 0.2rem rgba(15, 23, 42, 0.1);
}

.table {
  margin-bottom: 0;
}

.table thead th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.toast {
  border-radius: var(--radius-md);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.detail-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.detail-meta .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.detail-meta .value {
  margin-bottom: 0;
  font-weight: 600;
}

@media (max-width: 768px) {
  .status-grid,
  .detail-meta {
    grid-template-columns: 1fr;
  }

  .command-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}