* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

body {
  background: linear-gradient(135deg, #0d1821, #344966);
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-container {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-box {
  background-color: #fff;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0px 10px 30px rgba(0, 0, 0, 0.2);
  width: 100%;
  max-width: 400px;
}

h2 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: #0d1821;
}

.input-group {
  margin-bottom: 1.2rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  color: #333;
  font-weight: 500;
}

input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
}

input:focus {
  border-color: #344966;
  outline: none;
}

.login-btn {
  width: 100%;
  padding: 0.9rem;
  background-color: #0d1821;
  color: white;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.login-btn:hover {
  background-color: #344966;
}

.error-message {
  color: red;
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
}