.tf-import-content{--bg:#f6f7fb;--paper:#fff;--ink:#172033;--muted:#5d677a;--line:#dfe4ee;--brand:#2962ff;--brand2:#edf3ff;--green:#eaf8ef;--warn:#fff6df;--danger:#fff0f0;--shadow:0 18px 50px rgba(31,44,71,.10)}.tf-import-content *{box-sizing:border-box}.tf-import-content{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,Arial,sans-serif;line-height:1.65}.tf-import-content .topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 32px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.tf-import-content .logo{font-weight:800;color:var(--ink);text-decoration:none;font-size:22px}.tf-import-content .topbar nav{display:flex;gap:18px;align-items:center}.tf-import-content .topbar a{color:var(--ink);text-decoration:none}.tf-import-content .nav-cta{background:var(--brand);color:#fff!important;padding:9px 14px;border-radius:12px}.tf-import-content .article-wrap{max-width:1180px;margin:0 auto;padding:30px 20px 70px}.tf-import-content .hero{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;margin:22px 0 32px}.tf-import-content .hero-copy, .tf-import-content .hero-media, .tf-import-content .article-section, .tf-import-content .toc, .tf-import-content .footer{background:var(--paper);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow)}.tf-import-content .hero-copy{padding:36px}.tf-import-content .badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.tf-import-content .badges span{background:var(--brand2);color:#2446a3;padding:6px 10px;border-radius:999px;font-size:13px;font-weight:700}.tf-import-content h1{font-size:clamp(34px,4vw,58px);line-height:1.05;margin:0 0 18px;letter-spacing:-.03em}.tf-import-content h2{font-size:31px;line-height:1.18;margin:0 0 16px;letter-spacing:-.02em}.tf-import-content h3{font-size:22px;margin:20px 0 8px}.tf-import-content .lead{font-size:20px;color:#333d52}.tf-import-content .micro{font-size:14px;color:var(--muted)}.tf-import-content .button{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff;text-decoration:none;border-radius:14px;padding:12px 17px;font-weight:800;margin:10px 8px 0 0}.tf-import-content .button.secondary{background:#eef1f7;color:#24304a}.tf-import-content .hero-media{overflow:hidden;margin:0}.tf-import-content .hero-media img{width:100%;height:420px;object-fit:cover;display:block}.tf-import-content .hero-media figcaption{font-size:13px;color:var(--muted);padding:11px 16px}.tf-import-content .content-grid{display:grid;grid-template-columns:260px 1fr;gap:24px}.tf-import-content .toc{padding:22px;position:sticky;top:86px;align-self:start}.tf-import-content .toc a{display:block;color:#2c3b59;text-decoration:none;border-bottom:1px solid var(--line);padding:10px 0}.tf-import-content .article-section{padding:30px;margin:0 0 20px}.tf-import-content .article-section p{font-size:18px}.tf-import-content .article-body blockquote{font-size:20px;margin:24px 0;padding:22px;border-left:5px solid var(--brand);background:#f2f6ff;border-radius:18px}.tf-import-content .steps li, .tf-import-content .mistakes li, .tf-import-content .metric-list li, .tf-import-content .check-list li{margin:10px 0;font-size:17px}.tf-import-content .scenario-card{background:linear-gradient(135deg,#fff,#f5f8ff)}.tf-import-content .product-box{background:linear-gradient(135deg,#eff6ff,#fff)}.tf-import-content .note-box{background:#f1fff6}.tf-import-content .warn-box{background:#fff7ea}.tf-import-content .source-note{background:#f9fafc;color:#3d4658}.tf-import-content .diagram{margin:24px 0 0}.tf-import-content .diagram img{width:100%;height:auto;border-radius:24px;border:1px solid var(--line);background:#f7f8fb}.tf-import-content .table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line)}.tf-import-content table{width:100%;border-collapse:collapse;background:#fff}.tf-import-content th, .tf-import-content td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}.tf-import-content th{background:#f1f4fb}.tf-import-content .diagnostics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.tf-import-content .diagnostics div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.tf-import-content .faq details{border:1px solid var(--line);background:#fff;border-radius:18px;padding:17px 20px;margin:12px 0}.tf-import-content .faq summary{font-weight:800;cursor:pointer}.tf-import-content .footer{max-width:1180px;margin:0 auto 48px;padding:26px 32px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.tf-import-content .footer ul{columns:2;margin:0}.tf-import-content .footer a{color:#2446a3}.tf-import-content .index-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.tf-import-content .index-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)}.tf-import-content .index-card a{color:#172033;text-decoration:none}.tf-import-content .stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0}.tf-import-content .stat{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px}.tf-import-content .stat strong{font-size:32px;display:block}@media(max-width:900px){.tf-import-content .hero, .tf-import-content .content-grid, .tf-import-content .footer{grid-template-columns:1fr}.tf-import-content .toc{position:static}.tf-import-content .index-grid, .tf-import-content .stat-row{grid-template-columns:1fr}.tf-import-content .hero-media img{height:280px}.tf-import-content .topbar{padding:14px 18px}.tf-import-content .topbar nav{gap:10px;font-size:14px}}