body {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', sans-serif;
  background: #d4f5d4;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  width: 400px;
  text-align: center;
  z-index: 2;
}

h1 {
  color: #2e7d32;
  margin-bottom: 20px;
}

.input-card {
  background: #ffffffcc;
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  margin-bottom: 20px;
}

.input-card label {
  display: block;
  margin-top: 10px;
  margin-bottom: 5px;
  font-weight: bold;
}

.input-card input, .input-card select {
  width: 80%;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid #ccc;
  margin-bottom: 10px;
}

.input-card button {
  padding: 10px 20px;
  background: linear-gradient(45deg, #4caf50, #81c784);
  border: none;
  border-radius: 10px;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
  margin: 5px;
  transition: 0.3s;
}

.input-card button:hover {
  transform: scale(1.05);
}

.result-card {
  background: #fff;
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

#score {
  font-size: 2.5rem;
  color: #2e7d32;
  font-weight: bold;
}

.footer {
  margin-top: 15px;
  font-size: 0.9rem;
}

.footer a {
  color: #2e7d32;
  text-decoration: none;
  font-weight: bold;
}

.footer a:hover {
  text-decoration: underline;
}

/* Rain animation */
.rain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.raindrop {
  position: absolute;
  width: 2px;
  height: 10px;
  background: rgba(46,125,50,0.5);
  animation: fall linear infinite;
}

@keyframes fall {
  0% { transform: translateY(-10px); opacity: 1; }
  100% { transform: translateY(100vh); opacity: 0; }
}