/* V16 Content Authority - SEO/Technical Center */
.v16-cluster-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.v16-cluster-card{display:block;text-decoration:none;color:inherit;padding:22px;border-radius:22px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);position:relative;overflow:hidden}
.v16-cluster-card:before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,#4aa3ff,#65efa7,#ff5a5a)}
.v16-cluster-card span{font-size:12px;font-weight:900;letter-spacing:.05em;text-transform:uppercase;color:#9ed8ff}
.v16-cluster-card h3{margin:9px 0}.v16-cluster-card p{color:#c7d6e8;line-height:1.65}
.v16-authority-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:18px}
.v16-authority-strip div{padding:14px;border-radius:16px;background:rgba(74,163,255,.08);border:1px solid rgba(74,163,255,.18)}
.v16-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}
.v16-side{position:sticky;top:110px}.v16-side .btn{width:100%;text-align:center;margin-top:8px}
.v16-content h2{margin-top:28px}.v16-content h3{margin-top:22px}.v16-content p{line-height:1.78}.v16-content ul{line-height:1.85}.v16-content table{width:100%;border-collapse:collapse;margin:18px 0}.v16-content th,.v16-content td{border:1px solid rgba(255,255,255,.12);padding:12px;text-align:left}.v16-content th{background:rgba(255,255,255,.08)}
.v16-faq{display:grid;gap:12px;margin-top:18px}.v16-faq details{padding:16px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}.v16-faq summary{cursor:pointer;font-weight:900}
.v16-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.v16-tags em{font-style:normal;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.08);font-size:12px;color:#dceaff}
@media(max-width:980px){.v16-cluster-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.v16-article-layout{grid-template-columns:1fr}.v16-side{position:relative;top:auto}.v16-authority-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.v16-cluster-grid{grid-template-columns:1fr}.v16-authority-strip{grid-template-columns:1fr}}