body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f4f4f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 300px;
}

h1 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #333;
}

input {
    width: 100%;
    padding: 10px;
    margin-bottom: 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
}

button:hover {
    background-color: #0056b3;
}

.error {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.totp-block {
    margin-bottom: 1.5rem;
    text-align: left;
}

.totp-block label {
    display: block;
    font-size: 0.875rem;
    color: #666;
    margin-bottom: 0.25rem;
}

.totp-code {
    font-family: "Courier New", Courier, monospace;
    font-size: 2rem;
    font-weight: bold;
    color: #007bff;
    letter-spacing: 2px;
}

.code-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.copy-button {
    width: auto;
    padding: 5px 10px;
    font-size: 1.2rem;
    background-color: #e9ecef;
    color: #333;
    border: 1px solid #ced4da;
    border-radius: 4px;
    cursor: pointer;
    margin-left: 10px;
    transition: background-color 0.2s;
}

.copy-button:hover {
    background-color: #dee2e6;
}

.copy-button:active {
    background-color: #ced4da;
}

.totp-code.next {
    color: #6c757d;
}

.timer-container {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #444;
}

#timer {
    font-weight: bold;
}

#logout-button {
    background-color: #6c757d;
    margin-top: 1rem;
}

#logout-button:hover {
    background-color: #5a6268;
}

.info-footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    font-size: 0.75rem;
    color: #888;
    text-align: left;
}

.info-footer p {
    margin: 0.25rem 0;
}

.info-footer a {
    color: #007bff;
    text-decoration: none;
}

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