.bl-main{max-width:1240px;margin:auto;padding:48px 28px 96px}.bl-intro{max-width:760px;margin-bottom:40px}.bl-intro h1{font-size:clamp(32px,5vw,52px);line-height:1.08;letter-spacing:-1.5px;font-weight:720;margin:10px 0 14px}.bl-intro p{color:var(--pd-muted);font-size:18px}.bl-eyebrow{font-size:13px;font-weight:650;letter-spacing:.4px;text-transform:uppercase;color:var(--pd-muted)}.bl-tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 28px}.bl-tags a{font-size:14px;padding:6px 12px;border:1px solid var(--pd-line);border-radius:999px;text-decoration:none;color:var(--pd-ink)}.bl-tags a[aria-current]{background:var(--pd-ink);color:var(--pd-bg);border-color:var(--pd-ink)}.bl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;list-style:none;padding:0;margin:0}.bl-card{display:flex;flex-direction:column;gap:10px;height:100%;padding:22px;border:1px solid var(--pd-line);border-radius:18px;background:var(--pd-bg);text-decoration:none!important;color:var(--pd-ink)!important;transition:border-color .15s}.bl-card:hover{border-color:var(--pd-ink)}.bl-card h2{font-size:19px;line-height:1.3;font-weight:680;letter-spacing:-.2px}.bl-card p{color:var(--pd-muted);font-size:15px;line-height:1.55}.bl-card small{margin-top:auto;color:var(--pd-muted);font-size:13px}.bl-article{max-width:760px;margin:auto}.bl-article header{margin-bottom:28px}.bl-article h1{font-size:clamp(30px,4.5vw,46px);line-height:1.12;letter-spacing:-1.2px;font-weight:720;margin:10px 0 14px}.bl-meta{display:flex;flex-wrap:wrap;gap:6px 16px;color:var(--pd-muted);font-size:14px}.bl-lead{font-size:19px;line-height:1.65;color:var(--pd-ink);margin:0 0 8px}.bl-content h2{font-size:27px;line-height:1.25;letter-spacing:-.5px;font-weight:700;margin:44px 0 14px}.bl-content h3{font-size:20px;font-weight:680;margin:30px 0 10px}.bl-content ol,.bl-content p,.bl-content ul{margin:0 0 16px}.bl-content ol,.bl-content ul{padding-left:24px}.bl-content li{margin:6px 0}.bl-content code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;background:var(--pd-soft);padding:2px 6px;border-radius:6px}.bl-content pre{background:#1d1d1f;color:#f5f5f7;padding:16px;border-radius:14px;overflow-x:auto;margin:0 0 16px}.bl-content pre code{background:none;padding:0;color:inherit}.bl-callout{border-radius:16px;padding:16px 18px;margin:0 0 18px;background:var(--pd-soft);border-left:4px solid var(--pd-accent)}.bl-callout strong{display:block;font-size:13px;text-transform:uppercase;letter-spacing:.4px;margin-bottom:4px}.bl-callout p{margin:0!important}.bl-warn{border-left-color:#b45309}.bl-ok{border-left-color:#1a7f37}.bl-table{overflow-x:auto;margin:0 0 18px;border:1px solid var(--pd-line);border-radius:14px}.bl-table table{border-collapse:collapse;width:100%;font-size:15px;line-height:1.5}.bl-table td,.bl-table th{padding:10px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--pd-line)}.bl-table th{background:var(--pd-soft);font-weight:650}.bl-table tr:last-child td{border-bottom:0}.bl-cta{margin:48px 0 0;padding:28px;border-radius:20px;background:var(--pd-soft)}.bl-cta h2{font-size:24px;font-weight:700;margin:0 0 8px}.bl-cta p{color:var(--pd-muted);margin:0 0 16px}.pd-page .bl-button{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 20px;border-radius:999px;background:var(--pd-ink);color:var(--pd-bg);text-decoration:none;font-weight:600}.bl-related{margin-top:48px}.bl-related h2{font-size:22px;font-weight:700;margin:0 0 16px}.bl-formula{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--pd-soft);padding:14px 16px;border-radius:14px;margin:0 0 16px;overflow-x:auto}.bl-crumbs{font-size:14px;color:var(--pd-muted);margin-bottom:6px}.bl-crumbs a{color:var(--pd-muted)!important}@media(max-width:640px){.bl-main{padding:32px 16px 72px}.bl-content h2{font-size:23px}.bl-cta{padding:22px}}