/* Blog article page; builds on printer-buzz-blogs.css. */
html{scroll-behavior:smooth}
.bd-page [id^="section-"]{scroll-margin-top:24px}

/* Reading progress */
.bd-progress{position:fixed;top:0;left:0;right:0;z-index:60;height:4px;background:transparent;pointer-events:none}
.bd-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--bg-teal),#1f8a80 70%,var(--bg-coral));border-radius:0 4px 4px 0}

/* Hero */
.bd-hero{padding-bottom:150px}
.bd-hero .bg-breadcrumb{margin-bottom:30px}
.bd-hero .bg-breadcrumb [aria-current]{white-space:nowrap}
.bd-hero h1{max-width:920px;margin-top:18px;font-size:clamp(30px,3.6vw,50px);line-height:1.12}
.bd-author{display:flex;align-items:center;gap:12px;margin-top:24px!important}
.bd-author-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--bg-deep);color:#fff}
.bd-page .bd-author-mark .pb-icon{width:23px;height:23px}
.bd-author>span:last-child{display:grid;font-size:14px;color:var(--bg-muted);line-height:1.4}
.bd-author strong{font-size:15.5px;color:#0a2530}

/* Cover */
.bd-cover{position:relative;z-index:2;margin-top:-118px}
.bd-cover img{display:block;width:100%;max-height:560px;aspect-ratio:750/459;object-fit:cover;border-radius:24px;background:#fff;box-shadow:0 30px 60px -34px #003d4366}

/* Layout */
.bd-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:56px;align-items:start;padding-top:52px}
.bd-article{min-width:0;max-width:780px}

/* Article typography */
.bd-content{font-size:18px;line-height:1.8;color:#2c3f45}
.bd-content>*+*{margin-top:20px!important}
.bd-content :where(p,ul,ol,h2,h3){margin-bottom:0}
.bd-content>p:first-child{font-size:20.5px;line-height:1.7;color:#1f3a3f}
.bd-page .bd-content h2{margin-top:48px!important;padding-top:6px;font-size:clamp(23px,2.1vw,29px);line-height:1.25;color:#0a2530}
.bd-page .bd-content h3{margin-top:34px;font-size:21px;color:#0a2530}
.bd-content ul,.bd-content ol{display:grid;gap:10px;margin:22px 0 0!important;padding:22px 26px!important;border-radius:16px;background:var(--bg-mint);list-style:none!important}
.bd-content li{position:relative;padding-left:30px}
.bd-content ul>li::before{content:"";position:absolute;left:2px;top:.55em;width:16px;height:16px;border-radius:50%;background:var(--bg-teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 4 4L19 6'/%3E%3C/svg%3E") center/10px no-repeat}
.bd-content ol{counter-reset:bd}
.bd-content ol>li::before{counter-increment:bd;content:counter(bd);position:absolute;left:0;top:.2em;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--bg-teal);color:#fff;font-size:12.5px;font-weight:700}
.bd-content a{color:var(--bg-teal);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.bd-content strong{color:#0a2530}
.bd-content img{max-width:100%;height:auto;border-radius:16px}
.bd-content blockquote{margin:28px 0 0;padding:6px 0 6px 22px;border-left:4px solid var(--bg-coral);font-size:20px;color:#1f3a3f}

/* Share */
.bd-share{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px 20px;margin-top:48px;padding:20px 0;border-block:1px solid var(--bg-line)}
.bd-share p{font-family:var(--bg-display);font-weight:800;font-size:16px}
.bd-share>div{display:flex;flex-wrap:wrap;gap:10px}
.bd-share a,.bd-share button{display:inline-grid;grid-auto-flow:column;place-items:center;gap:7px;min-width:44px;height:44px;padding:0 12px;border:1px solid #d3dfdb;border-radius:999px;background:#fff;font-family:var(--bg-display);font-size:15px;font-weight:800;color:var(--bg-deep);transition:border-color .15s,background .15s,color .15s}
.bd-share a:hover,.bd-share button:hover{border-color:var(--bg-teal);background:var(--bg-teal);color:#fff}
.bd-page .bd-share .pb-icon{width:17px;height:17px}
.bd-share button{padding-inline:16px;font-size:14.5px}

/* Previous / next */
.bd-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:28px}
.bd-nav-card{display:flex;align-items:center;gap:14px;padding:12px;border:1px solid var(--bg-line);border-radius:16px;background:#fff;transition:border-color .2s,transform .2s,box-shadow .2s}
.bd-nav-card:hover{border-color:#b9d6cd;transform:translateY(-3px);box-shadow:0 16px 30px -22px #003d4359}
.bd-nav-card.is-next{flex-direction:row-reverse;text-align:right}
.bd-nav-card img{width:96px;height:72px;object-fit:cover;border-radius:10px;flex-shrink:0;background:var(--bg-mint)}
.bd-nav-card>span{display:grid;gap:4px;min-width:0}
.bd-nav-card small{font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--bg-coral-text)}
.bd-nav-card strong{font-size:15px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Sidebar */
.bd-aside{position:sticky;top:24px;display:grid;gap:20px}
.bd-toc{padding:24px;border:1px solid var(--bg-line);border-radius:20px;background:#fff}
.bd-page .bd-toc h2{font-size:17px;margin-bottom:12px}
.bd-toc ol{display:grid;gap:2px;margin:0;padding:0;list-style:none;counter-reset:toc}
.bd-toc a{position:relative;display:block;padding:8px 10px 8px 34px;border-radius:10px;font-size:14.5px;line-height:1.4;color:var(--bg-muted);transition:background .15s,color .15s}
.bd-toc a::before{counter-increment:toc;content:counter(toc);position:absolute;left:8px;top:8px;display:grid;place-items:center;width:19px;height:19px;border-radius:50%;background:var(--bg-mint);color:var(--bg-teal);font-size:11.5px;font-weight:700}
.bd-toc a:hover{background:var(--bg-mint);color:#0a2530}
.bd-toc a.is-active{background:var(--bg-mint);color:var(--bg-teal);font-weight:700}
.bd-toc a.is-active::before{background:var(--bg-teal);color:#fff}
.bd-product{padding:22px;border:1px solid var(--bg-line);border-radius:20px;background:#fff;box-shadow:0 18px 40px -28px #003d4359}
.bd-product-media{display:grid;place-items:center;aspect-ratio:4/3;margin-top:4px;border-radius:14px;background:linear-gradient(180deg,#f3f8f6,#fff);overflow:hidden}
.bd-product-media img{width:82%;height:82%;object-fit:contain;mix-blend-mode:multiply;transition:transform .4s}
.bd-product:hover .bd-product-media img{transform:scale(1.05)}
.bd-product-cat{margin-top:14px!important;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#477773}
.bd-page .bd-product h3{margin-top:4px;font-size:18px;line-height:1.35}
.bd-product h3 a:hover{color:var(--bg-teal)}
.bd-product-stock{display:flex;align-items:center;gap:8px;margin-top:8px!important;font-size:14px;font-weight:500;color:#2e7d4f}
.bd-product-stock::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;box-shadow:0 0 0 3px #2e7d4f1f}
.bd-product-stock.is-out{color:#b54a2a}
.bd-product-buy{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}
.bd-product-buy strong{font-family:var(--bg-display);font-size:25px;font-weight:800;letter-spacing:-.02em}
.bd-add{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:10px 18px;border:0;border-radius:999px;background:var(--bg-coral);color:#fff;font-family:var(--bg-display);font-size:14.5px;font-weight:800;transition:background .15s,transform .15s}
.bd-add:hover{background:#ed4938;transform:translateY(-2px)}
.bd-page .bd-add .pb-icon{width:18px;height:18px}
.bd-product-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14.5px;font-weight:600;color:var(--bg-coral-text)!important}
.bd-product-link:hover{text-decoration:underline;text-underline-offset:3px}
.bd-page .bd-product-link .pb-icon{width:16px;height:16px}

/* Related */
.bd-related{padding-top:76px}
.bd-all{display:inline-flex;align-items:center;gap:7px;color:var(--bg-coral-text)!important;font-size:15px;font-weight:600}
.bd-all:hover{text-decoration:underline;text-underline-offset:3px}
.bd-page .bd-all .pb-icon{width:17px;height:17px}

@media(max-width:1100px){.bd-layout{grid-template-columns:minmax(0,1fr) 300px;gap:36px}}
@media(max-width:960px){
.bd-layout{grid-template-columns:1fr;gap:36px}
.bd-article{max-width:none}
.bd-aside{position:static;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}
.bd-related .bg-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.bd-related .bg-card:nth-child(3){display:none}
}
@media(max-width:640px){
.bd-hero{padding-bottom:96px}
.bd-hero .bg-meta{gap:6px 10px}
.bd-hero .bg-meta>span+span::before{margin-right:10px}
.bd-author{margin-top:18px!important}
.bd-cover{margin-top:-70px}
.bd-cover img{border-radius:16px}
.bd-layout{padding-top:32px}
.bd-content{font-size:17px;line-height:1.75}
.bd-content>p:first-child{font-size:18.5px}
.bd-content ul,.bd-content ol{padding:18px 16px!important}
.bd-aside{grid-template-columns:1fr}
.bd-nav{grid-template-columns:1fr}
.bd-nav-card img{width:80px;height:60px}
.bd-related{padding-top:52px}
.bd-related .bg-grid{grid-template-columns:1fr}
.bd-related .bg-card:nth-child(3){display:flex}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}