:root {
    --primary-color: #0c6984;
    --secondary-color: #3e88ab;
    --background-color: #f9f9f9;
    --text-color: #333;
    --error-color: #e74c3c;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
}

@media (min-width: 768px ) {
    body {
        background-color: var(--background-color);
    }
}

.logo {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0 auto 1.5rem;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

button:hover {
    background-color: var(--secondary-color);
}