body { display: grid; min-width: 0; min-height: 100vh; place-items: center; margin: 0; padding: 24px; }
.login-panel { width: min(100%, 420px); background: white; border: 1px solid #cdd8e2; border-radius: 14px; padding: 28px; }
.login-panel p { line-height: 1.5; }
#loginError { color: #a32a28; margin: 0; }