*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial; color:#0b1320; background:#ffffff}
a{color:inherit;text-decoration:none}
.btn{border:1px solid #d7dee8;background:#fff;padding:10px 12px;border-radius:10px;cursor:pointer}
.btn--primary{border-color:#0b5fff;background:#0b5fff;color:#fff}
.btn--ghost{border-color:#d7dee8;background:transparent}