.gutf-img-full{width:100%;border-radius:12px;margin:20px 0}.gutf-img-caption{font-size:13px;color:#6b7280;text-align:center;margin-top:-12px;margin-bottom:20px}.gutf-h1{font-size:clamp(26px,5vw,40px);font-weight:800;color:#fff;line-height:1.2;margin:0 0 16px}.gutf-h3{font-size:19px;font-weight:700;color:#1e3a8a;margin:28px 0 10px}.gutf-callout.purple{background:#faf5ff;border-left:4px solid #a855f7;color:#7e22ce}.gutf-callout.purple .gutf-callout-body p{color:#6b21a8}.gutf-callout.dark{background:#f1f5f9;border-left:4px solid #334155;color:#1e293b}.gutf-callout.dark .gutf-callout-body p{color:#334155}.r-ok{background:#fef3c7;color:#b45309}.gutf-grade-Bm{color:#6366f1}