/* Base styling */
body {
  font-family: Arial, sans-serif;
  text-align: center;
  margin: 0;
  padding: 0;
  background-color: #121212; /* Dark mode background */
  color: #ffffff; /* Dark mode text */
}

/* Card styling */
.card {
    max-width: 600px;
    margin: auto;
    border-radius: 8px;
    border: none;
    background-color: #1f1f1f; /* Dark mode card background */
}

.card-title {
    color: #ffffff; /* Dark mode card title */
    margin-bottom: 20px;
}

.form-label {
    font-weight: bold;
    color: #cfcfcf; /* Dark mode form label */
}

.form-control {
    border-radius: 4px;
    border: 1px solid #ced4da;
    background-color: #2c2c2c; /* Dark mode form control background */
    color: #ffffff; /* Dark mode form control text */
}

/* Button styling */
.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

/* Response area styling */
.response {
    background-color: #2c2c2c; /* Dark mode response background */
    padding: 15px;
    border-radius: 4px;
}

.response p,
.response ul {
    margin-bottom: 10px;
    color: #cfcfcf; /* Dark mode response text */
}

/* Loading spinner */
.spinner-border {
    display: block;
    margin: 0 auto;
}

input[type="text"],
input[type="number"] {
    width: 97%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background-color: #2c2c2c; /* Dark mode input background */
    color: #ffffff; /* Dark mode input text */
}

input[type="submit"] {
    background-color: #007bff;
    color: #fff;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
}

input[type="submit"]:hover {
    background-color: #0056b3;
}

@media (max-width: 767px) {
    .dark-mode {
        display: flex;
        flex-direction: column;
    }
}

/* Dark mode specific styling */
.dark-mode {
    background-color: #121212;
    color: #ffffff;
    padding: 10px;
}

/* Card hover effect */
.card:hover {
    transform: translateY(-10px);
}

/* Card title styling */
.card-title {
    font-size: 2rem;
    margin: 0;
}

/* Card text styling */
.card-text {
    font-size: 1.2rem;
    color: #cfcfcf; /* Dark mode card text */
}