body{
  background:#0e1116;
  font-family:system-ui;
  color:#e5e7eb;
  display:flex;
  justify-content:center;
  align-items:center;
  min-height:100vh;
  margin:0;
}

.card{
background:#1b1f27;
padding:28px;
border-radius:10px;
width:420px;
max-width:92vw;
box-shadow:0 0 25px rgba(0,0,0,.6);
}

h1{
  margin:0 0 20px 0;
  font-size:22px;
}

input[type="text"]{
  width:100%;
  box-sizing:border-box;
  padding:10px;
  background:#11151b;
  border:1px solid #333;
  color:white;
  margin:0 0 20px 0;
}

.options{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-bottom:20px;
}

.option{
  display:grid;
  grid-template-columns:20px 1fr;
  align-items:center;
  column-gap:12px;
  margin:0;
  cursor:pointer;
}

.option input[type="checkbox"]{
  width:16px;
  height:16px;
  margin:0;
  justify-self:start;
}

.option span{
  display:block;
  line-height:1.35;
}

button{
  width:100%;
  padding:12px;
  background:#3b82f6;
  border:none;
  color:white;
  font-weight:600;
  border-radius:6px;
  cursor:pointer;
}

button:hover{
  background:#2563eb;
}

#loadingMask{
  position:fixed;
  inset:0;
  background:rgba(10,12,18,.92);
  display:none;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  z-index:9999;
}

.spinner{
  width:42px;
  height:42px;
  border:4px solid #3b82f6;
  border-top-color:transparent;
  border-radius:50%;
  animation:spin .8s linear infinite;
}

.loadingText{
  margin-top:14px;
  font-size:15px;
  color:#cbd5e1;
}

@keyframes spin{
  to{transform:rotate(360deg)}
}

@media (max-width:600px){

.card{
padding:22px;
}

h1{
font-size:20px;
}

button{
padding:14px;
font-size:16px;
}

}