:root{--ep-bg-page:#FFFFFF;--ep-bg-surface:#EFF6FC;--ep-bg-card:#FFFFFF;--ep-text-main:#0F2A43;--ep-text-muted:#475569;--ep-brand-primary:#1B6CA8;--ep-brand-contrast:#FFFFFF;--ep-border-subtle:#D5E5F3;--ep-focus-ring:#1B6CA8;--ep-font-heading:'Noto Sans Thai',system-ui, -apple-system, sans-serif;--ep-font-body:'Noto Sans Thai',system-ui, -apple-system, sans-serif;--ep-radius-card:20px;--ep-radius-btn:9999px;--ep-section-py-sm:4.5rem;--ep-section-py-md:7rem;--ep-decor-content:''}