:root {
    --primary-color: #4a90e2;
    --secondary-color: #25D366;
    --text-color: #333;
    --background-color: #f5f5f5;
    --border-color: #ddd;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

h1 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.contact-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .contact-options {
        grid-template-columns: 1fr;
    }
}

.email-section, .whatsapp-section {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h2 {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.email-link {
    display: inline-block;
    color: var(--primary-color);
    font-size: 1.2rem;
    text-decoration: none;
    padding: 0.75rem;
    border: 2px solid var(--primary-color);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.email-link:hover {
    background-color: var(--primary-color);
    color: white;
}

 .whatsapp-btn {
    width: 100%;
    padding: 0.75rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn {
    background-color: var(--primary-color);
    color: white;
}

.submit-btn:hover {
    background-color: #357abd;
}

.whatsapp-btn {
    background-color: var(--secondary-color);
    color: white;
}

.whatsapp-btn:hover {
    background-color: #1ea952;
}