:root{font-family:system-ui,sans-serif;color:#1d2433;background:#f4f6fa}body{margin:0;display:grid;place-items:start center;min-height:100vh;padding:48px 16px;box-sizing:border-box}.card{background:#fff;border-radius:12px;padding:28px;width:min(480px,100%);box-shadow:0 1px 3px #0002;box-sizing:border-box}h1{margin-top:0;font-size:1.5rem}input{width:100%;padding:10px;border:1px solid #c8cfdb;border-radius:8px;font:inherit;box-sizing:border-box}button{margin-top:10px;padding:10px 16px;border:0;border-radius:8px;background:#2f5bea;color:#fff;font:inherit;cursor:pointer}.row{display:flex;gap:8px;align-items:end}.row button{margin-top:0}.muted{color:#6b7385;font-size:.9rem}.error{color:#c0392b}.link{background:none;color:#2f5bea;padding:0;margin-top:16px}ul{padding-left:18px}