html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif; }
.navbar-brand { font-size: 1.4rem; letter-spacing: 0.05em; }
.hero-icon { transition: transform 0.3s ease; }
.card { transition: transform 0.15s ease, box-shadow 0.15s ease; }
.card:hover { transform: translateY(-2px); box-shadow: 0 .5rem 1rem rgba(0,0,0,.08)!important; }