body {
  margin: 0;
  font-family: "Montserrat", sans-serif;
  min-height: 100dvh;
  background: linear-gradient(135deg, #1a1a1a 0%, #2c2c2c 100%);
  color: #e0e0e0;
}
.auth-container {
  background: linear-gradient(145deg, #1e1e1e, #2a2a2a);
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 420px;
  text-align: center;
  border: 1px solid #444;
}
.image-banner {
  min-height: 200px;
  position: relative;
  overflow: hidden;
}
.image-banner img {
  width: 100%;
  object-fit: cover;
}

.content-area {
  padding: 25px;
  flex-grow: 1;
  background: linear-gradient(rgba(26, 26, 26, 0.85), rgba(26, 26, 26, 0.85)), 
              url('https://envorobo.com/public/image/Live GPS Map.png') no-repeat center center;
  background-size: cover;
}
.footer-text {
  color: #888;
  font-size: 12px;
  margin-top: auto;
  text-align: center;
}
.welcome-message {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 25px;
  color: #fcc010;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 25px;
}

.input-group input {
  background-color: #2b2b2b;
  border: 1px solid #444;
  border-radius: 8px;
  font-size: 16px;
  color: #e0e0e0;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.input-group input::placeholder {
  color: #888;
}

.input-group input:focus {
  border-color: #fcc010;
  box-shadow: 0 0 0 0.25rem rgba(252, 192, 16, 0.2);
  background-color: #333;
  color: #fff;
}

.login-button {
  background: linear-gradient(145deg, #ffd700, #ffaa00);
  color: #1a1a1a;
  border: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: background-color 0.3s ease, transform 0.1s ease;
}

.login-button:hover {
  background-color: #ffc109;
  transform: translateY(-2px);
}

.login-button:active {
  transform: translateY(0);
}

.signup-text {
  margin-top: 25px;
  font-size: 15px;
  color: #aaa;
}

.signup-link {
  color: #fcc010;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s;
}

.signup-link:hover {
  color: #ffc109;
  text-decoration: underline;
}

.message {
  padding: 10px;
  margin-bottom: 20px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background-color: #dc3545;
  border: 1px solid #b02a37;
}
@media (max-width: 480px) {
  .auth-container {
    border-radius: 0;
    box-shadow: none;
    min-height: 100dvh;
    max-width: 100%;
    border: none;
  }

  .content-area {
    padding: 15px 30px;
    background: linear-gradient(rgba(26, 26, 26, 0.80), rgba(26, 26, 26, 0.80)), 
                url('https://envorobo.com/public/image/Live GPS Map.png') no-repeat center center;
    background-size: cover;
  }

  .welcome-message {
    font-size: 24px;
    margin-bottom: 20px;
  }

  .login-button {
    font-size: 17px;
  }
}