body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0f0f0f;
  color: white;
}

header {
  text-align: center;
  padding: 30px 20px;
}

nav {
  text-align: center;
  padding: 10px;
  background: #1a1a1a;
}

nav a {
  margin: 0 15px;
  color: #00e5ff;
  text-decoration: none;
  font-weight: bold;
}

.container {
  max-width: 600px;
  margin: 30px auto;
  padding: 10px;
}

.card {
  background: #1e1e1e;
  padding: 25px;
  border-radius: 12px;
  margin-bottom: 30px;
}

input {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border-radius: 6px;
  border: none;
}

button {
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  border-radius: 6px;
  border: none;
  background: #00e5ff;
  font-weight: bold;
  cursor: pointer;
}

button:hover {
  background: #00bcd4;
}

.meter-wrapper {
  margin-top: 20px;
}

.meter-bar {
  width: 100%;
  height: 25px;
  background: #333;
  border-radius: 20px;
  overflow: hidden;
}

#meterFill {
  height: 100%;
  width: 0%;
  background: green;
  transition: width 0.8s ease, background 0.5s ease;
}

#meterText {
  text-align: center;
  margin-top: 10px;
  font-size: 22px;
  font-weight: bold;
}

.risk {
  text-align: center;
  margin-top: 15px;
  font-size: 18px;
}

.future {
  margin-top: 15px;
  background: #2a2a2a;
  padding: 15px;
  border-radius: 8px;
  font-size: 15px;
}

.cgpa-result {
  margin-top: 15px;
  font-size: 20px;
  text-align: center;
}