:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --background-color: #ecf0f1;
    --text-color: #34495e;
    --white-color: #ffffff;
    --card-shadow: 0 4px 15px rgba(0,0,0,0.1);
}
body {
    font-family: 'Open Sans', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}
h1, h2, h3, h4, h5 {
    font-family: 'Montserrat', sans-serif;
    color: var(--primary-color);
}

main { padding: 3rem 5%; }
.section { background: var(--white-color); padding: 3rem; margin-bottom: 2rem; border-radius: 8px; box-shadow: var(--card-shadow); }
.contact-info-cards { display: flex; justify-content: center; flex-wrap: wrap; gap: 2rem; margin-bottom: 3rem; }
.contact-card { background-color: var(--white-color); padding: 2rem; border-radius: 8px; text-align: center; box-shadow: var(--card-shadow); flex: 1 1 300px; max-width: 350px; }
.contact-card .icon { display: inline-flex; justify-content: center; align-items: center; width: 60px; height: 60px; background-color: #eaf5fc; border-radius: 50%; margin-bottom: 1rem; }
.contact-card .icon svg { width: 30px; height: 30px; fill: var(--secondary-color); }
.contact-card h4 { margin-bottom: 0.5rem; }
.contact-card p { margin: 0; color: #7f8c8d; font-size: 0.9rem; }
.contact-main { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.map-container { border-radius: 8px; overflow: hidden; box-shadow: var(--card-shadow); }
.map-container iframe { width: 100%; height: 100%; border: 0; min-height: 450px; }
.form-container .title-container { position: relative; padding-left: 1.5rem; margin-bottom: 1.5rem; }
.form-container .title-container::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background-color: var(--secondary-color); border-radius: 2px; }
.form-container .subtitle { font-size: 0.9rem; font-weight: 600; color: #7f8c8d; text-transform: uppercase; }
.form-container .title { font-size: 2.5rem; margin: 0; }
.contact-form .form-group { margin-bottom: 1.5rem; }
.contact-form .form-row { display: flex; gap: 1.5rem; }
.contact-form .form-row .form-group { flex: 1; }
.contact-form input, .contact-form textarea { width: 100%; padding: 0.8rem 1rem; border: 1px solid #ccc; border-radius: 5px; font-family: 'Open Sans', sans-serif; box-sizing: border-box; }
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form .submit-btn { background-color: var(--secondary-color); color: var(--white-color); border: none; padding: 1rem 2rem; font-family: 'Montserrat', sans-serif; font-size: 1rem; border-radius: 5px; cursor: pointer; transition: background-color 0.3s ease; }
.contact-form .submit-btn:hover { background-color: var(--primary-color); }
.site-footer { background-color: var(--primary-color); color: rgba(255, 255, 255, 0.8); padding: 2.5rem 5%; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 3rem; }
.footer-column h5 { color: var(--white-color); font-size: 1.2rem; margin-bottom: 1.5rem; }
.footer-column ul { list-style: none; padding: 0; margin: 0; }
.footer-column ul li { margin-bottom: 1rem; }
.footer-column ul a { color: rgba(255, 255, 255, 0.8); text-decoration: none; transition: color 0.3s ease; }
.footer-column ul a:hover { color: var(--white-color); }
.contact-info li { display: flex; align-items: flex-start; }
.contact-info svg { width: 20px; height: 20px; fill: var(--secondary-color); margin-right: 1rem; flex-shrink: 0; margin-top: 4px; }
.social-icons { display: flex; gap: 1rem; margin-top: 1.5rem; }
.social-icons a { display: flex; justify-content: center; align-items: center; width: 40px; height: 40px; border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 5px; color: var(--white-color); transition: background-color 0.3s ease, border-color 0.3s ease; }
.social-icons a:hover { background-color: var(--secondary-color); border-color: var(--secondary-color); }
.social-icons svg { width: 20px; height: 20px; fill: currentColor; }
.footer-bottom { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid rgba(255, 255, 255, 0.1); text-align: center; font-size: 0.9rem; }
.scroll-to-top { position: fixed; bottom: 2rem; right: 2rem; background-color: var(--secondary-color); color: var(--white-color); border: none; border-radius: 5px; width: 50px; height: 50px; font-size: 1.5rem; cursor: pointer; opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s, background-color 0.3s; z-index: 100; }
.scroll-to-top.visible { opacity: 1; visibility: visible; }
.scroll-to-top:hover { background-color: var(--primary-color); }
@media (max-width: 992px) {
    .contact-main { grid-template-columns: 1fr; }
}