*{box-sizing:border-box}

body{
  margin:0;
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  font-family:"Segoe UI",Arial,sans-serif;
  color:#1b1b1b;
  background:#f5f7fb url("background.png") center/cover fixed no-repeat;
}

.card{
  width:min(430px,100%);
  min-height:420px;
  padding:38px 40px 34px;
  background:#fff;
  border:1px solid rgba(0,0,0,.12);
  border-radius:12px;
  box-shadow:0 12px 30px rgba(0,0,0,.18);
}

.brand{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:25px;
  font-size:18px;
  color:#5f5f5f;
  font-weight:600;
}

.brand img{width:24px;height:24px;object-fit:contain}

.demo-badge{
  display:inline-block;
  margin-bottom:12px;
  padding:4px 7px;
  border-radius:4px;
  background:#f1f1f1;
  color:#666;
  font-size:10px;
  font-weight:700;
  letter-spacing:.8px;
}

h1{
  margin:0 0 8px;
  font-size:28px;
  line-height:1.2;
  font-weight:600;
}

.subtitle{
  margin:0 0 22px;
  font-size:14px;
  color:#444;
}

.privacy-note{
  margin:0 0 24px;
  font-size:13px;
  line-height:1.5;
  color:#666;
}

.primary{
  width:100%;
  height:44px;
  border:0;
  border-radius:2px;
  background:#0067b8;
  color:#fff;
  font:inherit;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
}

.primary:hover{background:#005da6}

.help{
  margin:25px 0 0;
  text-align:center;
  font-size:13px;
  color:#444;
}

a{color:#0067b8;text-decoration:none;font-weight:600}
a:hover{text-decoration:underline}

.demo-message{
  display:none;
  margin:18px 0 0;
  padding:10px 12px;
  border-radius:5px;
  background:#f5f5f5;
  color:#555;
  text-align:center;
  font-size:12px;
  line-height:1.4;
}

@media(max-width:520px){
  .card{padding:30px 24px}
}