* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(135deg, #6e7969, #20c997);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  padding: 20px;
}

.home-btn {
  position: absolute;
  top: 20px;
  left: 20px;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  color: #20c997;
  background: white;
  border: 2px solid #20c997;
  text-decoration: none;
  transition: 0.3s ease;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.home-btn:hover {
  background: #20c997;
  color: white;
  border-color: #20c997;
  transform: translateY(-2px);
}


.signup-container {
  animation: fadeIn 0.7s ease-out;
}

.signup-box {
  background: white;
  padding: 35px 35px;
  border-radius: 16px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
  text-align: center;
}

.signup-box h2 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.9rem;
  color: #333;
  font-weight: 600;
  margin-bottom: 5px;
}

.subtitle {
  font-size: 0.95rem;
  color: #6e7969;
  margin-bottom: 25px;
}

.input-group {
  text-align: left;
  margin-bottom: 20px;
}

.input-group label {
  font-size: 14px;
  color: #333;
  font-weight: 500;
}

.input-group input {
  width: 100%;
  padding: 12px;
  margin-top: 5px;
  border-radius: 10px;
  border: 2px solid #e9ecef;
  background: #f8f9fa;
  font-size: 15px;
  outline: none;
  transition: 0.3s ease;
}

.input-group input:focus {
  border-color: #20c997;
  background: white;
}

.signup-btn {
  width: 100%;
  padding: 12px;
  border: none;
  font-size: 16px;
  font-weight: 600;
  border-radius: 25px;
  cursor: pointer;
  color: white;
  background: linear-gradient(45deg, #6e7969, #20c997);
  transition: 0.3s ease;
}

.signup-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(32, 201, 151, 0.3);
}

.footer-text {
  margin-top: 20px;
  font-size: 14px;
  color: #6c757d;
}

.footer-text a {
  color: #20c997;
  text-decoration: none;
  font-weight: 600;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}