/* FAQ 页：左侧分类侧栏 + 右侧手风琴分组 */
.faq-layout{display:grid;grid-template-columns:260px 1fr;gap:48px;align-items:start}
.faq-side{position:sticky;top:96px;display:grid;gap:24px}
.faq-side .side-cat a.cur{background:var(--grad-brand-soft);color:var(--purple-600);font-weight:700}
.faq-main{display:grid;gap:14px}
.faq-group{display:grid;gap:14px}
.faq-group-title{font-size:17px;font-weight:800;margin:18px 0 2px;display:flex;align-items:center;gap:10px;color:var(--ink-900)}
.faq-group:first-child .faq-group-title{margin-top:0}
.faq-group-title::before{content:"";width:6px;height:18px;border-radius:3px;background:var(--grad-brand)}
@media (max-width:860px){
  .faq-layout{grid-template-columns:1fr}
  .faq-side{position:static}
}