html { scroll-behavior: smooth; }
body { overflow-x: hidden; }
.site-header { background: #fff; }
.home-hero { background-image: url('/client/images/bg/03.jpg'); background-position: center; background-size: cover; }
.home-hero-content { padding-top: 3rem; }
.home-search-button { left: .45rem; top: .25rem; }
.home-course-card { transition: transform .2s ease, box-shadow .2s ease; }
.home-course-card:hover { transform: translateY(-6px); }
.home-course-card .card-img-top { aspect-ratio: 16 / 10; object-fit: cover; }
.home-about-image { max-height: 390px; object-fit: cover; }
.nav-category .nav-link { font-weight: 600; }
.footer-contact { line-height: 1.8; }
@media (max-width: 575.98px) { .home-hero-content { padding-top: 1rem; } .home-hero h1 { font-size: 2rem; } }