.pt .demo{max-width:1100px;margin:0 auto 8px;padding:10px 16px;background:#fff8e1;border:1px solid #f5d77a;border-radius:10px;color:#6b5200;font-size:14px;text-align:center}.pt .tsec{max-width:1100px;margin:56px auto;padding:0 24px}.pt .tsec>h2{margin:0 0 6px}.pt .tsec>.lead{color:#475569;font-size:17px;margin:0 0 18px;max-width:760px}.pt .tag{display:inline-block;background:#fff3cd;color:#8a6d00;font-size:11px;font-weight:700;padding:2px 8px;border-radius:6px;letter-spacing:.3px;vertical-align:middle}.pt .frame{background:#fff;border:1px solid #e2e8f0;border-radius:14px;box-shadow:0 20px 50px #0b1b3318;overflow:hidden}.pt .fbar{display:flex;align-items:center;gap:6px;padding:9px 14px;background:#f1f5f9;border-bottom:1px solid #e2e8f0;font-size:12px;color:#64748b}.pt .fbar i{width:10px;height:10px;border-radius:50%;background:#cbd5e1;display:inline-block}.pt .fbar span{margin-left:8px;flex:1 1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pt .fbody{padding:18px 20px;background:#f6f7f9}.pt .fbody .card{margin:10px 0;overflow-x:auto}.pt .ftitle{font-size:22px;font-weight:700;margin:0 0 2px}.pt .fh{font-size:16px;font-weight:700;margin:0 0 8px}.pt .legend{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:#475569;margin:6px 0 4px}.pt .two{grid-template-columns:1fr 1fr;grid-gap:16px}.pt .steps3,.pt .two{display:grid;gap:16px}.pt .steps3{grid-template-columns:repeat(3,1fr);grid-gap:16px}.pt .steps3 .frame{display:flex;flex-direction:column}.pt .steps3 .fbody{flex:1 1}.pt .sfar tr.mark td{background:#eef5ff}.pt code.hdr{display:block;white-space:pre-wrap;word-break:break-all;font-size:12px;background:#0b1b33;color:#e2e8f0;padding:10px;border-radius:8px}.pt .ok{color:#15803d;font-weight:600}.pt .bad{color:#b91c1c}.pt .rv{background:#fff;padding:16px 18px}.pt .rv h3{font-size:19px;margin:0 0 10px}.pt .rvnote{padding:10px 12px;background:#eff6ff;border-left:4px solid #1d4ed8;font-size:13px;margin:0 0 10px}.pt .rvb{color:#fff;padding:2px 7px;border-radius:4px;font-size:11px;font-weight:700}.pt .tiers{display:grid;grid-template-columns:1fr 1fr;grid-gap:20px;gap:20px;max-width:860px;margin:20px auto 0;text-align:left}.pt .tier{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:24px 28px}.pt .tier.hl{border:2px solid var(--blue)}.pt .tier h3{margin:0;font-size:18px}.pt .tier ul{padding-left:18px;margin:12px 0 0}.pt .tier li{margin:6px 0;color:#334155}.pt .ex{width:100%;border-collapse:collapse;font-size:14px;margin-top:10px}.pt .ex td{padding:4px 0;border-bottom:1px solid #f1f5f9}.pt .ex td:last-child{text-align:right;font-weight:600}.pt .incl{max-width:860px;margin:18px auto 0;color:#334155;font-size:15px}.pt .final{text-align:center;padding:56px 24px}@media(max-width:800px){.pt .steps3,.pt .tiers,.pt .two{grid-template-columns:1fr}.pt .tsec{margin:40px auto;padding:0 14px}.pt .fbody{padding:12px}.pt .sp table{font-size:12px}}