* {
box-sizing: border-box;
}


body {
margin: 0;
font-family: 'Segoe UI', Arial, sans-serif;
background: radial-gradient(circle at top, #0e2a47, #071421 70%);
color: #ffffff;
}


.container {
max-width: 900px;
margin: auto;
padding: 60px 20px;
}


h1 {
font-size: 42px;
text-align: center;
}


h1 span {
color: #5CFF8D;
}


h2 {
color: #5CFF8D;
margin-bottom: 20px;
}


p {
color: #d0d8e0;
font-size: 17px;
line-height: 1.6;
}


.center {
text-align: center;
}


.card {
background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
border: 1px solid rgba(255,255,255,0.08);
border-radius: 16px;
padding: 40px;
margin-bottom: 40px;
box-shadow: 0 20px 40px rgba(0,0,0,0.45);
}


.question {
margin-top: 30px;
}


.options button {
width: 100%;
padding: 15px;
margin-bottom: 12px;
font-size: 16px;
color: #fff;
background: rgba(92,255,141,0.08);
border: 1px solid rgba(92,255,141,0.35);
border-radius: 10px;
cursor: pointer;
transition: 0.25s;
}


.options button:hover {
background: rgba(92,255,141,0.25);
transform: translateY(-2px);
}


.hidden {
display: none;
}
.cta {
  text-align: center;
  margin-top: 30px;
}

.cta-btn {
  display: inline-block;
  width: 100%;
  max-width: 420px;
  padding: 18px 24px;
  font-size: 18px;
  font-weight: 700;
  color: #003b1f;
  background: linear-gradient(135deg, #5CFF8D, #1fd36b);
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(92, 255, 141, 0.35);
  transition: all 0.25s ease;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(92, 255, 141, 0.45);
}

.cta-btn:active {
  transform: scale(0.97);
}