html{scroll-behavior:smooth}
body{font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
.nav-scrolled{background:#ffffff;box-shadow:0 1px 0 0 #e5e7eb}
.ft-card{transition:all .3s ease}
.ft-card:hover{transform:translateY(-6px);box-shadow:0 24px 48px -12px rgba(99,102,241,.22)}
.ft-card:hover .ft-icon{box-shadow:0 10px 20px -6px rgba(99,102,241,.45);transform:translateY(-3px)}
.ft-icon{transition:all .3s ease}
.t-card{transition:all .3s ease}
.t-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -14px rgba(99,102,241,.16)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-item.open .faq-a{max-height:400px}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:#4f46e5}
.faq-arrow{transition:all .3s ease}
@keyframes eye-blink{0%,100%{transform:scale(1)}50%{transform:scale(.88)}}
.eye-blink{animation:eye-blink 2.4s ease-in-out infinite}