.blg{--blg-ink:#0a0f1c;--blg-body:#2b3446;--blg-muted:#667085;--blg-line:#e3e7ef;--blg-soft:#f7f8fb;--blg-blue:#1b39cc;--blg-blue-dark:#12269b;--blg-blue-soft:#eef2ff;font-family:var(--font-jakarta), -apple-system, "Segoe UI", sans-serif;color:var(--blg-ink);background:#fff}.blg-eyebrow{background:var(--blg-blue-soft);letter-spacing:.06em;text-transform:uppercase;color:var(--blg-blue);border:1px solid #c7d7fe;border-radius:999px;align-items:center;gap:8px;padding:6px 16px;font-size:.75rem;font-weight:700;display:inline-flex}.blg-hero{border-bottom:1px solid var(--blg-line);background:radial-gradient(900px 380px at 85% -10%,#1b39cc1a,#0000 70%),radial-gradient(700px 300px at 0 0,#6384ff14,#0000 70%),linear-gradient(#f7f8fb 0%,#fff 100%);padding:clamp(48px,7vw,88px) 0 clamp(36px,5vw,56px);position:relative;overflow:hidden}.blg-hero:before{content:"";pointer-events:none;background-image:linear-gradient(#0a0f1c09 1px,#0000 1px),linear-gradient(90deg,#0a0f1c09 1px,#0000 1px);background-size:44px 44px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#000 0%,#0000 85%);mask-image:linear-gradient(#000 0%,#0000 85%)}.blg-hero-inner{max-width:760px;position:relative}.blg-hero h1{font-size:var(--type-title);letter-spacing:-.03em;margin:18px 0 0;font-weight:800;line-height:1.06}.blg-hero h1 em{color:var(--blg-blue);font-style:normal}.blg-hero p{max-width:60ch;color:var(--blg-muted);margin:16px 0 0;font-size:1rem;line-height:1.65}.blg-search{max-width:560px;margin-top:28px;position:relative}.blg-search svg{color:var(--blg-muted);pointer-events:none;position:absolute;top:50%;left:18px;transform:translateY(-50%)}.blg-search input{border:1px solid var(--blg-line);width:100%;height:56px;font:inherit;color:var(--blg-ink);background:#fff;border-radius:16px;padding:0 52px 0 50px;font-size:1rem;transition:border-color .2s,box-shadow .2s;box-shadow:0 10px 30px -18px #0a0f1c59}.blg-search input:focus{border-color:var(--blg-blue);outline:none;box-shadow:0 0 0 4px #1b39cc1f}.blg-search-clear{background:var(--blg-soft);width:32px;height:32px;color:var(--blg-muted);cursor:pointer;border:0;border-radius:10px;justify-content:center;align-items:center;display:inline-flex;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.blg-search-clear:hover{color:var(--blg-ink)}.blg-hero-stats{color:var(--blg-muted);flex-wrap:wrap;gap:18px;margin-top:18px;font-size:.875rem;display:flex}.blg-hero-stats b{color:var(--blg-ink)}.blg-chips-bar{z-index:20;-webkit-backdrop-filter:saturate(1.4)blur(10px);backdrop-filter:saturate(1.4)blur(10px);border-bottom:1px solid var(--blg-line);background:#ffffffeb;position:sticky;top:72px}.blg-chips{scrollbar-width:none;gap:8px;padding:14px 0;display:flex;overflow-x:auto}.blg-chips::-webkit-scrollbar{display:none}.blg-chip{border:1px solid var(--blg-line);height:38px;font:inherit;color:var(--blg-body);cursor:pointer;background:#fff;border-radius:999px;flex:none;align-items:center;gap:8px;padding:0 16px;font-size:.875rem;font-weight:600;transition:background .2s,color .2s,border-color .2s,transform .2s;display:inline-flex}.blg-chip:hover{border-color:var(--blg-blue);color:var(--blg-blue)}.blg-chip.is-active{background:var(--blg-ink);border-color:var(--blg-ink);color:#fff}.blg-chip small{opacity:.6;font-size:.75rem;font-weight:700}.blg-list{padding:clamp(32px,5vw,56px) 0 clamp(56px,8vw,96px)}.blg-list-head{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:22px;display:flex}.blg-list-head h2{font-size:var(--type-minor);letter-spacing:-.02em;margin:0;font-weight:700;line-height:1.2}.blg-list-head span{color:var(--blg-muted);font-size:.875rem}.blg-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;display:grid}@media (max-width:1023px){.blg-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}}@media (max-width:639px){.blg-grid{grid-template-columns:minmax(0,1fr)}}.blg-card{border:1px solid var(--blg-line);color:inherit;background:#fff;border-radius:16px;flex-direction:column;text-decoration:none;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;overflow:hidden;box-shadow:0 1px 2px #0a0f1c0a,0 16px 32px -26px #1b39cc4d}.blg-card:hover{border-color:#c7d7fe;transform:translateY(-4px);box-shadow:0 1px 2px #0a0f1c0a,0 24px 48px -28px #1b39cc73}.blg-card-media{aspect-ratio:1200/630;background:var(--blg-soft);position:relative;overflow:hidden}.blg-card-media img{object-fit:cover;width:100%;height:100%;transition:transform .5s}.blg-card:hover .blg-card-media img{transform:scale(1.04)}.blg-card-media-fallback{background:linear-gradient(135deg, var(--blg-blue) 0%, #6d83f2 100%);color:#fff;text-align:center;justify-content:center;align-items:center;padding:24px;font-size:1.125rem;font-weight:700;display:flex;position:absolute;inset:0}.blg-card-body{flex-direction:column;flex:1;padding:20px 22px 22px;display:flex}.blg-meta{color:var(--blg-muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:.75rem;display:flex}.blg-cat{background:var(--blg-blue-soft);color:var(--blg-blue);letter-spacing:.01em;border-radius:999px;align-items:center;padding:4px 10px;font-size:.75rem;font-weight:700;text-decoration:none;display:inline-flex}a.blg-cat:hover{background:var(--blg-blue);color:#fff}.blg-dot{opacity:.6;background:currentColor;border-radius:99px;width:3px;height:3px}.blg-card h3{font-size:var(--type-item);letter-spacing:-.01em;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:14px 0 0;font-weight:700;line-height:1.35;transition:color .2s;display:-webkit-box;overflow:hidden}.blg-card:hover h3{color:var(--blg-blue)}.blg-card p{color:var(--blg-muted);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:10px 0 0;font-size:.9375rem;line-height:1.6;display:-webkit-box;overflow:hidden}.blg-card-foot{color:var(--blg-muted);justify-content:space-between;align-items:center;margin-top:auto;padding-top:18px;font-size:.8125rem;display:flex}.blg-card-foot b{color:var(--blg-blue);align-items:center;gap:6px;font-weight:700;display:inline-flex}.blg-card-foot b svg{transition:transform .2s}.blg-card:hover .blg-card-foot b svg{transform:translate(3px)}.blg-featured{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);margin-bottom:40px;display:grid}.blg-featured .blg-card-media{aspect-ratio:auto;min-height:320px}.blg-featured .blg-card-body{justify-content:center;padding:clamp(24px,3vw,40px)}.blg-featured h3{font-size:var(--type-feature);-webkit-line-clamp:3;letter-spacing:-.02em;font-weight:700;line-height:1.15}.blg-featured p{-webkit-line-clamp:4;font-size:1rem}.blg-featured .blg-card-foot{margin-top:26px}.blg-badge{color:#b45309;background:#fff7e6;border-radius:999px;align-items:center;gap:6px;padding:4px 10px;font-size:.75rem;font-weight:700;display:inline-flex}@media (max-width:899px){.blg-featured{grid-template-columns:minmax(0,1fr)}.blg-featured .blg-card-media{aspect-ratio:1200/630;min-height:0}}.blg-more{justify-content:center;margin-top:40px;display:flex}.blg-btn{border:1px solid var(--blg-line);height:48px;font:inherit;color:var(--blg-ink);cursor:pointer;background:#fff;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:0 24px;font-size:.9375rem;font-weight:600;text-decoration:none;transition:border-color .2s,color .2s,background .2s,transform .2s;display:inline-flex}.blg-btn:hover{border-color:var(--blg-blue);color:var(--blg-blue);transform:translateY(-1px)}.blg-btn-primary{background:var(--blg-blue);border-color:var(--blg-blue);color:#fff}.blg-btn-primary:hover{background:var(--blg-blue-dark);border-color:var(--blg-blue-dark);color:#fff}.blg-btn-light{color:var(--blg-blue);background:#fff;border-color:#fff}.blg-btn-light:hover{background:var(--blg-blue-soft);border-color:var(--blg-blue-soft);color:var(--blg-blue-dark)}.blg-btn-ghost{color:#fff;background:0 0;border-color:#ffffff73}.blg-btn-ghost:hover{color:#fff;background:#ffffff14;border-color:#fff}.blg-empty{text-align:center;border:1px dashed var(--blg-line);background:var(--blg-soft);border-radius:16px;padding:64px 24px}.blg-empty h3{margin:0;font-size:1.125rem;font-weight:700}.blg-empty p{max-width:46ch;color:var(--blg-muted);margin:8px auto 20px}.blg-progress{z-index:60;transform-origin:0;background:linear-gradient(90deg, var(--blg-blue), #6d83f2);width:100%;height:3px;position:fixed;top:72px;left:0;transform:scaleX(0)}.blg-article-head{background:linear-gradient(180deg, var(--blg-soft) 0%, #fff 100%);padding:clamp(28px,4vw,48px) 0 clamp(24px,3vw,36px)}.blg-crumbs{color:var(--blg-muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:.8125rem;display:flex}.blg-crumbs a{color:var(--blg-muted);text-decoration:none}.blg-crumbs a:hover{color:var(--blg-blue)}.blg-article-head-inner{max-width:860px}.blg-article-head h1{letter-spacing:-.035em;margin:18px 0 0;font-size:clamp(1.9rem,4.2vw,3rem);font-weight:800;line-height:1.1}.blg-lead{color:var(--blg-muted);margin:16px 0 0;font-size:clamp(1rem,1.6vw,1.15rem);line-height:1.65}.blg-byline{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:24px;display:flex}.blg-author{align-items:center;gap:12px;display:flex}.blg-avatar{background:var(--blg-ink);color:#fff;border-radius:14px;justify-content:center;align-items:center;width:44px;height:44px;font-size:1rem;font-weight:700;display:inline-flex}.blg-author b{font-size:.9375rem;display:block}.blg-author span{color:var(--blg-muted);font-size:.8125rem}.blg-share{align-items:center;gap:8px;display:flex}.blg-share-label{color:var(--blg-muted);margin-right:4px;font-size:.8125rem;font-weight:600}.blg-icon-btn{border:1px solid var(--blg-line);min-width:38px;height:38px;color:var(--blg-body);font:inherit;cursor:pointer;background:#fff;border-radius:12px;justify-content:center;align-items:center;gap:6px;padding:0 10px;font-size:.8125rem;font-weight:700;text-decoration:none;transition:border-color .2s,color .2s,background .2s;display:inline-flex}.blg-icon-btn:hover{border-color:var(--blg-blue);color:var(--blg-blue)}.blg-icon-btn.is-done{color:#047857;background:#ecfdf5;border-color:#10b981}.blg-cover{max-width:1100px;margin:0 auto}.blg-cover img{border:1px solid var(--blg-line);border-radius:22px;width:100%;height:auto;display:block;box-shadow:0 30px 60px -40px #0a0f1c73}.blg-layout{grid-template-columns:250px minmax(0,740px);justify-content:center;gap:56px;padding:clamp(32px,5vw,56px) 0 24px;display:grid}@media (max-width:1099px){.blg-layout{grid-template-columns:minmax(0,760px);gap:0}}.blg-toc{align-self:start;max-height:calc(100vh - 128px);padding-right:4px;position:sticky;top:104px;overflow:auto}@media (max-width:1099px){.blg-toc{display:none}}.blg-toc-title{letter-spacing:.08em;text-transform:uppercase;color:var(--blg-muted);align-items:center;gap:8px;margin:0 0 12px;font-size:.75rem;font-weight:700;display:flex}.blg-toc ol{border-left:2px solid var(--blg-line);margin:0;padding:0;list-style:none}.blg-toc li a{color:var(--blg-muted);border-left:2px solid #0000;margin-left:-2px;padding:7px 0 7px 14px;font-size:.875rem;line-height:1.45;text-decoration:none;transition:color .2s,border-color .2s;display:block}.blg-toc li.is-sub a{padding-left:28px;font-size:.8125rem}.blg-toc li a:hover{color:var(--blg-ink)}.blg-toc li a.is-active{color:var(--blg-blue);border-left-color:var(--blg-blue);font-weight:700}.blg-toc-progress{color:var(--blg-muted);margin-top:18px;font-size:.75rem}.blg-toc-progress div{background:var(--blg-soft);border-radius:99px;height:6px;margin-top:8px;overflow:hidden}.blg-toc-progress span{background:var(--blg-blue);border-radius:99px;height:100%;transition:width .2s;display:block}.blg-toc-mobile{border:1px solid var(--blg-line);background:var(--blg-soft);border-radius:16px;margin-bottom:28px;display:none}@media (max-width:1099px){.blg-toc-mobile{display:block}}.blg-toc-mobile summary{cursor:pointer;justify-content:space-between;align-items:center;padding:14px 18px;font-weight:700;list-style:none;display:flex}.blg-toc-mobile summary::-webkit-details-marker{display:none}.blg-toc-mobile[open] summary svg{transform:rotate(180deg)}.blg-toc-mobile ol{margin:0;padding:0 18px 16px 34px}.blg-toc-mobile li{padding:4px 0;font-size:.9375rem}.blg-toc-mobile li.is-sub{margin-left:14px;list-style:circle}.blg-toc-mobile a{color:var(--blg-body);text-decoration:none}.blg-prose{color:var(--blg-body);overflow-wrap:anywhere;font-size:1.125rem;line-height:1.8}.blg-prose>:first-child{margin-top:0}.blg-prose p{margin:0 0 1.15em}.blg-prose h2{letter-spacing:-.025em;color:var(--blg-ink);margin:2.2em 0 .7em;scroll-margin-top:100px;font-size:clamp(1.4rem,2.4vw,1.75rem);font-weight:800;line-height:1.25}.blg-prose h3{letter-spacing:-.015em;color:var(--blg-ink);margin:1.8em 0 .55em;scroll-margin-top:100px;font-size:1.25rem;font-weight:700;line-height:1.35}.blg-prose h4{color:var(--blg-blue);margin:1.5em 0 .45em;font-size:1rem;font-weight:700}.blg-prose strong,.blg-prose b{color:var(--blg-ink);font-weight:700}.blg-prose a{color:var(--blg-blue);text-underline-offset:3px;font-weight:600;-webkit-text-decoration:underline #1b39cc4d;text-decoration:underline #1b39cc4d;text-decoration-thickness:1.5px;transition:text-decoration-color .2s}.blg-prose a:hover{-webkit-text-decoration-color:var(--blg-blue);text-decoration-color:var(--blg-blue)}.blg-prose ul,.blg-prose ol{margin:0 0 1.3em;padding-left:1.4em}.blg-prose ul{list-style:outside}.blg-prose ol{list-style:decimal}.blg-prose li{margin:.35em 0;padding-left:.25em}.blg-prose li::marker{color:var(--blg-blue);font-weight:700}.blg-prose ul ul{margin:.4em 0 .2em;list-style:circle}.blg-prose figure{margin:2em 0}.blg-prose img{border:1px solid var(--blg-line);cursor:zoom-in;border-radius:16px;width:100%;height:auto;display:block}.blg-prose figcaption{text-align:center;color:var(--blg-muted);margin-top:10px;font-size:.875rem}.blg-prose blockquote{border-left:4px solid var(--blg-blue);color:var(--blg-ink);margin:1.8em 0;padding:4px 0 4px 22px;font-size:1.125rem;font-weight:600}.blg-prose hr{border:0;border-top:1px solid var(--blg-line);margin:2.5em 0}.blg-prose .callout{background:var(--blg-blue-soft);color:var(--blg-ink);border:1px solid #c7d7fe;border-radius:16px;padding:18px 20px}.blg-prose .flag-green,.blg-prose .flag-red{border-radius:8px;margin-right:4px;padding:1px 8px;font-size:.92em;font-weight:700;display:inline-block}.blg-prose .flag-green{color:#047857;background:#ecfdf5}.blg-prose .flag-red{color:#b91c1c;background:#fef2f2}.blg-prose .table-wrap{border:1px solid var(--blg-line);border-radius:16px;margin:2em 0;overflow-x:auto}.blg-prose table{border-collapse:collapse;width:100%;min-width:640px;font-size:.875rem;line-height:1.5}.blg-prose th,.blg-prose td{border-bottom:1px solid var(--blg-line);text-align:left;vertical-align:top;padding:12px 14px}.blg-prose thead th{background:var(--blg-ink);color:#fff;white-space:nowrap;font-weight:700}.blg-prose thead th:last-child{background:var(--blg-blue)}.blg-prose tbody th{background:var(--blg-soft);color:var(--blg-ink);white-space:nowrap;font-weight:700}.blg-prose tbody td:last-child{color:var(--blg-ink);background:#f5f7ff;font-weight:600}.blg-prose tbody tr:last-child th,.blg-prose tbody tr:last-child td{border-bottom:0}.blg-zoom{z-index:100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);cursor:zoom-out;background:#0a0f1cd1;justify-content:center;align-items:center;padding:24px;animation:.2s blg-fade;display:flex;position:fixed;inset:0}.blg-zoom img{background:#fff;border-radius:14px;max-width:min(1200px,100%);max-height:100%;box-shadow:0 40px 80px -30px #0009}@keyframes blg-fade{0%{opacity:0}to{opacity:1}}.blg-end-share{border-top:1px solid var(--blg-line);border-bottom:1px solid var(--blg-line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:40px;padding:20px 0;display:flex}.blg-end-share p{margin:0;font-weight:700}.blg-cta{color:#fff;background:radial-gradient(600px 240px at 100% 0%, #ffffff29, transparent 70%), linear-gradient(135deg, var(--blg-blue) 0%, var(--blg-blue-dark) 100%);border-radius:24px;margin-top:40px;padding:clamp(24px,4vw,40px);position:relative;overflow:hidden}.blg-cta h3{letter-spacing:-.02em;margin:0;font-size:clamp(1.3rem,2.4vw,1.65rem);font-weight:800}.blg-cta p{color:#ffffffd9;max-width:52ch;margin:10px 0 0;line-height:1.6}.blg-cta-actions{flex-wrap:wrap;gap:10px;margin-top:22px;display:flex}.blg-pager{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:40px;display:grid}@media (max-width:639px){.blg-pager{grid-template-columns:minmax(0,1fr)}}.blg-pager a{border:1px solid var(--blg-line);color:inherit;border-radius:16px;padding:18px 20px;text-decoration:none;transition:border-color .2s,transform .2s;display:block}.blg-pager a:hover{border-color:var(--blg-blue);transform:translateY(-2px)}.blg-pager span{letter-spacing:.04em;text-transform:uppercase;color:var(--blg-muted);align-items:center;gap:6px;font-size:.75rem;font-weight:700;display:inline-flex}.blg-pager b{margin-top:6px;font-size:1rem;line-height:1.4;display:block}.blg-pager .is-next{text-align:right}.blg-pager .is-next span{justify-content:flex-end;width:100%}.blg-related{background:var(--blg-soft);border-top:1px solid var(--blg-line);margin-top:clamp(40px,6vw,72px);padding:clamp(48px,7vw,80px) 0}.blg-related-head{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:16px;margin-bottom:28px;display:flex}.blg-related-head h2{letter-spacing:-.03em;margin:12px 0 0;font-size:clamp(1.5rem,3vw,2.2rem);font-weight:800}.blg-back-top{z-index:50;border:1px solid var(--blg-line);width:46px;height:46px;color:var(--blg-ink);cursor:pointer;opacity:0;pointer-events:none;background:#fff;border-radius:16px;justify-content:center;align-items:center;transition:opacity .25s,transform .25s,color .2s,border-color .2s;display:inline-flex;position:fixed;bottom:24px;right:20px;transform:translateY(12px);box-shadow:0 16px 32px -18px #0a0f1c80}.blg-back-top.is-visible{opacity:1;pointer-events:auto;transform:none}.blg-back-top:hover{color:var(--blg-blue);border-color:var(--blg-blue)}@media (prefers-reduced-motion:reduce){.blg-card,.blg-card-media img,.blg-btn,.blg-pager a,.blg-back-top{transition:none}.blg-card:hover,.blg-card:hover .blg-card-media img{transform:none}}