* {
  box-sizing: border-box;
  font-family: "Segoe UI", Arial, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, #1e3c72, #2a5298);
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-container {
  background: #ffffff;
  width: 100%;
  max-width: 420px;
  padding: 35px 40px;
  border-radius: 10px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.auth-container h2 {
  text-align: center;
  margin-bottom: 25px;
  color: #1e3c72;
}

.auth-container label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: #333;
}

.auth-container input {
  width: 100%;
  padding: 12px;
  margin-bottom: 18px;
  border-radius: 6px;
  border: 1px solid #ccc;
  font-size: 15px;
}

.auth-container input:focus {
  border-color: #1e3c72;
  outline: none;
}

.auth-container button {
  width: 100%;
  padding: 12px;
  background: #1e3c72;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.auth-container button:hover {
  background: #16305d;
}

.auth-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
}

.auth-footer a {
  color: #1e3c72;
  text-decoration: none;
  font-weight: 600;
}

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

.alert {
  background: #fdecea;
  color: #a94442;
  padding: 10px;
  border-radius: 6px;
  margin-bottom: 15px;
  border: 1px solid #f5c6cb;
  text-align: center;
}