:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#1c2940;background:#f5f8fc}*{box-sizing:border-box}body{margin:0;min-height:100vh;padding:clamp(4rem,11vh,8rem) 1rem 2rem}main{width:min(100%,28rem);margin:0 auto;padding:2.5rem 2rem;background:white;border:1px solid #d9e2ef;border-radius:1rem;box-shadow:0 12px 36px #15263f0d;text-align:center}.brand{font-size:.75rem;font-weight:800;letter-spacing:.13em;color:#315f94}h1{font-size:1.65rem;margin:1.5rem 0 .5rem}p{line-height:1.5;color:#485a70}.error:empty{display:none}.error:not(:empty){color:#a82030}.sign-in{display:inline-block;margin-top:1.25rem;padding:.85rem 1.5rem;border-radius:.6rem;background:#174e9d;color:white;font-weight:700;text-decoration:none}.sign-in:hover,.sign-in:focus-visible{background:#103a79;outline:3px solid #83b8ff;outline-offset:2px}