/* ===== Global Font ===== */
body,
button,
input,
select,
textarea {
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

/* Headings đẹp hơn */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
}