html[lang="th"] body {
    font-family: 'Noto Sans Thai', 'Instrument Sans', system-ui, sans-serif;
}
html[lang="th"] .hero-content h1 {
    font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
    line-height: 1.3;
}
html[lang="th"] .hero .subtitle {
    font-size: clamp(0.9rem, 0.5rem + 1vw, 1rem);
}
@media (min-width: 992px) {
    html[lang="th"] .hero .subtitle {
        font-size: 1.25rem;
    }
}
@media (max-width: 480px) {
    html[lang="th"] .hero-content h1 {
        font-size: clamp(2.25rem, 6vw + 1rem, 3.75rem);
    }
    html[lang="th"] .form-check-label {
        letter-spacing: -0.012em;
    }
}
html[lang="th"] .metric-item h4 {
    font-size: 0.95rem;
}
html[lang="th"] .metric-item li {
    font-size: 0.925rem;
}