:root{color:#1a1a1a;background:#fafafa;font-family:system-ui,sans-serif}body{margin:0}.app{flex-direction:column;min-height:100vh;display:flex}.app-header{background:#fff;border-bottom:1px solid #ddd;align-items:center;gap:1rem;padding:.75rem 1.25rem;display:flex}.app-header h1{margin:0;font-size:1.25rem}.app-main{flex:1;padding:1.25rem}.app-footer{color:#555;border-top:1px solid #ddd;padding:.5rem 1.25rem;font-size:.8rem}.target-badge{letter-spacing:.05em;color:#fff;border-radius:999px;padding:.15rem .6rem;font-size:.8rem;font-weight:700}.target-local{background:#4a6fa5}.target-testing{background:#c27c0e}.target-live{background:#b3261e}.target-none{background:#555}