:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:#0c131b;color:#edf3f2;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;line-height:1.7;min-height:100vh;display:grid;place-items:center;padding:24px}main{width:100%;max-width:430px;padding:35px;background:#131e29;border:1px solid #283541;border-radius:12px}.eyebrow{font-size:11px;letter-spacing:.16em;color:#a4e4bf}h1{font-size:30px;font-weight:600;margin:20px 0}.muted,footer{color:#8ea1ad;font-size:12px}label{display:block;font-size:12px;margin-top:18px}input{display:block;width:100%;background:#0c131b;color:#edf3f2;border:1px solid #3a4b57;border-radius:6px;padding:12px;margin-top:6px;font:inherit}input:focus-visible,button:focus-visible{outline:2px solid #a4e4bf;outline-offset:2px}button{width:100%;padding:12px;border:0;border-radius:6px;background:#a4e4bf;color:#14291c;font:inherit;font-weight:600;margin-top:24px;cursor:pointer}button:disabled{opacity:.5;cursor:wait}#result{font-size:12px;color:#edc791;min-height:22px}footer{border-top:1px solid #283541;padding-top:18px;margin-top:22px;font-size:10px}