.bp{--ink: #0f1729;--ink-soft: #33415c;--muted: #64748b;--line: #e2e8f0;--line-soft: #eef2f7;--paper: #ffffff;--paper-2: #f7f9fc;--paper-3: #eef3f9;--navy: #0b1f3a;--reason: #6366f1;--risk: #e11d48;--secure: #0d9488;--insight: #16a34a;--bp-radius: 16px;--bp-radius-sm: 10px;--bp-shadow: 0 1px 2px rgba(15, 23, 41, .04), 0 8px 24px rgba(15, 23, 41, .06);--bp-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;color:var(--ink-soft);font-size:1rem;line-height:1.62}.bp section{margin-bottom:52px;scroll-margin-top:90px}.bp section:last-child{margin-bottom:0}.bp .sec-label{font-family:var(--bp-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-ink, var(--accent));display:flex;align-items:center;gap:10px;margin-bottom:14px;font-weight:600}.bp .sec-label:before{content:"";width:26px;height:2px;background:var(--accent);border-radius:2px}.bp h2.sec-title{font-family:var(--font-display);font-size:clamp(22px,3vw,30px);letter-spacing:-.02em;margin:0 0 18px;font-weight:800;color:var(--brand-primary)}.bp h3{font-family:var(--font-display);font-size:18px;letter-spacing:-.01em;margin:28px 0 10px;font-weight:700;color:var(--brand-primary)}.bp p{margin:0 0 16px;color:var(--ink-soft)}.bp .lead{font-size:18px;color:var(--ink)}.bp a{color:var(--accent-ink, var(--accent));text-decoration:underline;text-underline-offset:2px}.bp strong{color:var(--brand-primary)}.bp em{color:var(--ink)}.bp .grid{display:grid;gap:18px}.bp .grid.cols-2{grid-template-columns:repeat(2,1fr)}.bp .grid.cols-3{grid-template-columns:repeat(3,1fr)}@media(max-width:820px){.bp .grid.cols-2,.bp .grid.cols-3{grid-template-columns:1fr}}.bp .feature{background:var(--paper);border:1px solid var(--line);border-radius:var(--bp-radius);padding:20px 22px;box-shadow:var(--bp-shadow);border-top:3px solid var(--accent)}.bp .feature .ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 12%,white);color:var(--accent);margin-bottom:12px}.bp .feature .ico svg{width:20px;height:20px}.bp .feature h4{margin:0 0 6px;font-size:16px;font-weight:700;letter-spacing:-.01em;color:var(--brand-primary)}.bp .feature p{margin:0;font-size:14.5px}.bp .callout{border-radius:var(--bp-radius-sm);padding:16px 18px;border:1px solid var(--line);background:var(--paper);border-left:4px solid var(--muted);margin:18px 0}.bp .callout .ct-head{display:flex;align-items:center;gap:9px;font-weight:700;font-size:13.5px;letter-spacing:.02em;margin-bottom:6px;text-transform:uppercase}.bp .callout p,.bp .callout ul{margin:0;font-size:14.5px}.bp .callout svg{width:17px;height:17px}.bp .callout.reason{border-left-color:var(--reason)}.bp .callout.reason .ct-head{color:var(--reason)}.bp .callout.risk{border-left-color:var(--risk);background:#fff6f8}.bp .callout.risk .ct-head{color:var(--risk)}.bp .callout.secure{border-left-color:var(--secure);background:#f2fbfa}.bp .callout.secure .ct-head{color:var(--secure)}.bp .callout.insight{border-left-color:var(--insight);background:#f4fcf6}.bp .callout.insight .ct-head{color:var(--insight)}.bp .diagram{background:var(--paper);border:1px solid var(--line);border-radius:var(--bp-radius);padding:12px;box-shadow:var(--bp-shadow);overflow-x:auto}.bp .diagram .cap{font-family:var(--bp-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:8px 10px 4px}.bp .diagram .cap b{color:var(--accent-ink, var(--accent))}.bp .mermaid{display:flex;justify-content:center;padding:8px 4px 12px}.bp .mermaid svg{max-width:100%;height:auto}.bp .table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--bp-radius);box-shadow:var(--bp-shadow)}.bp table{width:100%;border-collapse:collapse;font-size:14.5px;background:var(--paper)}.bp thead th{text-align:left;background:var(--navy);color:#dbe6fb;font-weight:600;padding:12px 16px;font-size:12.5px;letter-spacing:.04em;text-transform:uppercase}.bp tbody td{padding:12px 16px;border-top:1px solid var(--line-soft);vertical-align:top;color:var(--ink-soft)}.bp tbody tr:nth-child(2n){background:var(--paper-2)}.bp tbody td:first-child{font-weight:600;color:var(--ink)}.bp code{font-family:var(--bp-mono);font-size:.9em;background:var(--paper-3);border:1px solid var(--line);border-radius:6px;padding:1px 6px;color:var(--accent-ink, var(--accent))}.bp .usecases{counter-reset:uc;display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}@media(max-width:820px){.bp .usecases{grid-template-columns:1fr}}.bp .uc{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--bp-radius);padding:22px;box-shadow:var(--bp-shadow);overflow:hidden}.bp .uc:before{counter-increment:uc;content:"0" counter(uc);position:absolute;right:14px;top:6px;font-family:var(--bp-mono);font-weight:800;font-size:46px;color:color-mix(in srgb,var(--accent) 14%,transparent);letter-spacing:-.04em}.bp .uc .tag{display:inline-block;font-family:var(--bp-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink, var(--accent));background:color-mix(in srgb,var(--accent) 10%,white);border-radius:6px;padding:3px 8px;margin-bottom:10px}.bp .uc h4{margin:0 0 6px;font-size:16.5px;font-weight:700;letter-spacing:-.01em;color:var(--brand-primary);max-width:28ch}.bp .uc p{margin:0;font-size:14px}.bp .split{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media(max-width:820px){.bp .split{grid-template-columns:1fr}}.bp .box-good,.bp .box-bad{border-radius:var(--bp-radius);padding:20px 22px;border:1px solid var(--line);background:var(--paper);box-shadow:var(--bp-shadow)}.bp .box-good{border-top:3px solid var(--insight)}.bp .box-bad{border-top:3px solid var(--risk)}.bp .box-good h4,.bp .box-bad h4{margin:0 0 12px;display:flex;align-items:center;gap:8px;font-size:15px}.bp .box-good h4{color:var(--insight)}.bp .box-bad h4{color:var(--risk)}.bp .box-good svg,.bp .box-bad svg{width:20px;height:20px}.bp .box-good ul,.bp .box-bad ul{margin:0;padding-left:18px}.bp .box-good li,.bp .box-bad li{margin-bottom:8px;font-size:14.5px;color:var(--ink-soft)}.bp ul.clean{list-style:none;padding:0;margin:0}.bp ul.clean li{position:relative;padding-left:24px;margin-bottom:10px;color:var(--ink-soft);font-size:15px}.bp ul.clean li:before{content:"";position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:2px;background:var(--accent);transform:rotate(45deg)}.bp .provenance{display:flex;gap:14px;align-items:flex-start;background:var(--paper-3);border:1px dashed var(--line);border-radius:var(--bp-radius-sm);padding:16px 18px;font-size:13.5px;color:var(--muted);margin-top:24px}.bp .provenance svg{width:20px;height:20px;flex:none;margin-top:2px;color:var(--accent)}