.bf-root{--bg:#fff;--bg-soft:#f6f8f8;--ink:#0b1220;--ink-2:#39414f;--muted:#6b7585;--line:#e6e9ec;--brand:#6ab0ab;--brand-deep:#0c5750;--brand-deeper:#0a4a44;--brand-tint:rgba(106,176,171,.12);--radius:14px;--shadow-sm:0 1px 2px rgba(11,18,32,.04),0 1px 3px rgba(11,18,32,.06);--shadow-md:0 10px 30px rgba(11,18,32,.08);--font-sans:var(--font-inter),-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--font-serif:var(--font-caudex),Georgia,"Times New Roman",serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100vh}.bf-root,.bf-root *,.bf-root :after,.bf-root :before{box-sizing:border-box}.bf-root h1,.bf-root h2,.bf-root h3{font-family:var(--font-serif);font-weight:700;letter-spacing:-.01em;margin:0}.bf-root p{margin:0}.bf-root img{display:block}.bf-root a{color:inherit}.bf-root .container{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}.bf-root .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-sans);font-size:14px;font-weight:600;line-height:1;padding:12px 22px;border-radius:10px;border:1px solid transparent;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .05s ease,color .15s ease;text-decoration:none;white-space:nowrap}.bf-root .btn:active{transform:translateY(1px)}.bf-root .btn-primary{background:var(--brand-deep);color:#fff}.bf-root .btn-primary:hover{background:var(--brand-deeper)}.bf-root .btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}.bf-root .btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep)}.bf-root .btn-block{width:100%}.bf-root .btn:disabled{opacity:.6;cursor:default}.bf-root .nav{position:sticky;top:0;z-index:40;background:hsla(0,0%,100%,.82);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}.bf-root .nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.bf-root .brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}.bf-root .brand-mark{display:block}.bf-root .brand-name{font-family:var(--font-serif);font-weight:700;font-size:18px;letter-spacing:-.01em}.bf-root .nav-links{display:flex;align-items:center;gap:22px}.bf-root .nav-link{color:var(--ink-2);font-size:14px;font-weight:500;text-decoration:none}.bf-root .nav-link:hover{color:var(--brand-deep)}.bf-root .hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}.bf-root .hero-grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(120% 90% at 78% 0,rgba(0,0,0,.5),transparent 70%);mask-image:radial-gradient(120% 90% at 78% 0,rgba(0,0,0,.5),transparent 70%);opacity:.6}.bf-root .hero:after{content:"";position:absolute;top:-10%;right:-8%;width:520px;height:520px;background:radial-gradient(circle,var(--brand-tint),transparent 65%);pointer-events:none}.bf-root .hero-inner{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:92px 24px 100px}.bf-root .hero-title{font-size:50px;line-height:1.06;color:var(--ink)}.bf-root .hero-sub{margin-top:20px;font-size:18px;color:var(--muted);max-width:30ch}.bf-root .hero-actions{margin-top:32px;display:flex;gap:12px}.bf-root .code-card{background:#0b1220;border-radius:var(--radius);box-shadow:var(--shadow-md);overflow:hidden;border:1px solid #1b2434}.bf-root .code-head{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#0f1828;border-bottom:1px solid #1b2434}.bf-root .dot{width:11px;height:11px;border-radius:50%;display:inline-block}.bf-root .dot-r{background:#ff5f57}.bf-root .dot-y{background:#febc2e}.bf-root .dot-g{background:#28c840}.bf-root .code-file{margin-left:8px;color:#6b7585;font-family:var(--font-mono);font-size:12px}.bf-root .code-body{margin:0;padding:20px;font-family:var(--font-mono);font-size:13px;line-height:1.7;color:#d6deea;white-space:pre-wrap;word-break:break-word}.bf-root .c-comment{color:#5f6b7d}.bf-root .c-fn{color:var(--brand)}.bf-root .c-str{color:#f0b86e}.bf-root .stats{border-bottom:1px solid var(--line)}.bf-root .stats-inner{display:grid;grid-template-columns:repeat(3,1fr)}.bf-root .stat{padding:44px 24px;text-align:left;border-left:1px solid var(--line)}.bf-root .stat:first-child{border-left:none;padding-left:0}.bf-root .stat-value{font-family:var(--font-serif);font-weight:700;font-size:36px;color:var(--ink)}.bf-root .stat-label{margin-top:6px;color:var(--muted);font-size:14px}.bf-root .section{padding:88px 0}.bf-root .section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.bf-root .eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--brand-deep);margin-bottom:14px}.bf-root .section-title{font-size:30px;line-height:1.18;color:var(--ink);max-width:24ch}.bf-root .section-title.center{max-width:30ch;margin:0 auto;text-align:center}.bf-root .api-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}.bf-root .feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.bf-root .feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);transition:border-color .15s ease,transform .15s ease}.bf-root .feature-card:hover{border-color:var(--brand);transform:translateY(-2px)}.bf-root .feature-icon{width:44px;height:44px;border-radius:11px;display:flex;align-items:center;justify-content:center;background:var(--brand-tint);color:var(--brand-deep);margin-bottom:18px}.bf-root .feature-title{font-size:18px;color:var(--ink);margin-bottom:8px}.bf-root .feature-body{color:var(--muted);font-size:15px}.bf-root .pricing-head{text-align:center;margin-bottom:44px}.bf-root .pricing-card{max-width:460px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:var(--shadow-md)}.bf-root .pricing-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.bf-root .pricing-name{font-family:var(--font-serif);font-weight:700;font-size:22px;color:var(--ink)}.bf-root .pricing-badge{display:inline-block;margin-top:8px;font-size:12px;font-weight:600;color:var(--brand-deep);background:var(--brand-tint);padding:4px 10px;border-radius:999px}.bf-root .pricing-billed{font-size:13px;color:var(--muted);text-align:right;max-width:14ch}.bf-root .pricing-note{margin-top:18px;color:var(--ink-2);font-size:15px}.bf-root .rate-list{list-style:none;margin:22px 0 26px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;gap:14px}.bf-root .rate{display:flex;align-items:baseline;gap:10px}.bf-root .rate-price{font-family:var(--font-mono);font-weight:600;font-size:16px;color:var(--ink);min-width:64px}.bf-root .rate-unit{color:var(--muted);font-size:14px}.bf-root .cta{padding:96px 0;background:var(--bg-soft);border-top:1px solid var(--line)}.bf-root .cta-inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:28px}.bf-root .cta-title{font-size:40px;line-height:1.1;color:var(--ink);max-width:18ch}.bf-root .footer{border-top:1px solid var(--line);padding:32px 0}.bf-root .footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}.bf-root .footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-weight:700;color:var(--ink)}.bf-root .footer-by{font-family:var(--font-sans);font-weight:400;color:var(--muted)}.bf-root .footer-link{color:var(--brand-deep);text-decoration:none;font-weight:500}.bf-root .footer-link:hover{text-decoration:underline}.bf-root .footer-meta{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px}.bf-root .status-dot{width:8px;height:8px;border-radius:50%;background:#28c840;box-shadow:0 0 0 3px rgba(40,200,64,.18)}.bf-root .footer-copy{color:var(--muted);font-size:14px}.bf-root .modal-overlay{position:fixed;inset:0;background:rgba(11,18,32,.5);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:20px;z-index:100;animation:bf-fade .15s ease}.bf-root .modal{position:relative;width:100%;max-width:440px;background:#fff;border-radius:18px;box-shadow:0 24px 60px rgba(11,18,32,.28);padding:32px;animation:bf-pop .18s ease}.bf-root .modal-close{position:absolute;top:14px;right:16px;background:none;border:none;font-size:26px;line-height:1;color:var(--muted);cursor:pointer;padding:4px}.bf-root .modal-close:hover{color:var(--ink)}.bf-root .modal-title{font-size:24px;color:var(--ink)}.bf-root .modal-sub{margin-top:8px;margin-bottom:22px;color:var(--muted);font-size:14px}.bf-root .field{display:block;margin-bottom:16px}.bf-root .field-label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px}.bf-root .field input,.bf-root .field textarea{width:100%;font-family:var(--font-sans);font-size:14px;color:var(--ink);padding:11px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;outline:none;transition:border-color .15s ease,box-shadow .15s ease;resize:vertical}.bf-root .field input:focus,.bf-root .field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-tint)}.bf-root .form-error{color:#c0392b;font-size:13px;margin:0 0 14px}.bf-root .modal-success{text-align:center;padding:8px 4px}.bf-root .modal-success-mark{width:52px;height:52px;margin:0 auto 16px;border-radius:50%;background:var(--brand-tint);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;font-size:26px}.bf-root .modal-done{margin-top:22px}@keyframes bf-fade{0%{opacity:0}to{opacity:1}}@keyframes bf-pop{0%{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}@media (max-width:860px){.bf-root .hero-inner{grid-template-columns:1fr;gap:40px;padding:64px 24px 72px}.bf-root .hero-title{font-size:38px}.bf-root .feature-grid{grid-template-columns:1fr}.bf-root .api-head{flex-direction:column;align-items:flex-start}.bf-root .stat-value{font-size:28px}.bf-root .cta-title{font-size:30px}}@media (max-width:560px){.bf-root .stats-inner{grid-template-columns:1fr}.bf-root .stat{border-left:none;border-top:1px solid var(--line);padding:28px 0}.bf-root .stat:first-child{border-top:none}.bf-root .nav-links{gap:14px}.bf-root .nav-link{display:none}.bf-root .btn{padding:11px 18px}}