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}
.card-hover{transition:all .3s ease}
.card-hover:hover{transform:translateY(-6px);box-shadow:0 20px 40px -12px rgba(37,99,235,.18);border-color:#bfdbfe}
.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)}
.faq-arrow{transition:transform .3s ease}
/* 评价轮播 */
.testi-dot{width:10px;height:10px;border-radius:9999px;background:#d1d5db;cursor:pointer;transition:all .3s ease;border:none;padding:0}
.testi-dot.active{width:28px;background:#2563eb}
/* 走势柱状条 */
.bar{transition:height .6s ease}
.bar:hover{opacity:.85}
/* 分布进度条 */
.dist-bar{transition:width .8s ease}
/* 页面标题区 */
.page-hero{background:linear-gradient(180deg,#eff6ff 0%,#ffffff 100%)}