html, body { margin: 0; height: 100%; font-family: system-ui, sans-serif; }
.app-shell { display: flex; flex-direction: column; height: 100dvh; }
.app-bar { padding: .75rem 1rem; background: #1f6f5c; color: #fff; font-weight: 600; }
.map { flex: 1; min-height: 0; }