/* Blog: index, post, author. Mobile first (360), then 768 and 1024 and up.
   Uses the tokens in tokens.css and the .frame, .pill, .hero-slab and .btn patterns in site.css.
   Every grid and flex child sets min-width:0 so nothing forces horizontal scroll. */

.blog-main{padding:24px 0 88px}

/* ---------- shared bits ---------- */
.bl-badge{display:inline-flex;align-items:center;gap:8px;margin:0;padding:4px 10px;border-radius:var(--radius-pill);background:var(--violet-2);color:var(--ink);font-size:12px;line-height:16px;font-weight:500}
.bl-draft{padding:2px 8px;border-radius:var(--radius-pill);background:var(--ink);color:#fff;font-size:11px;line-height:14px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.bl-fine{margin:12px 0 0;font-size:13px;line-height:18px;color:var(--muted-2)}
.bl-section-title{font-size:28px;line-height:34px;letter-spacing:-.03em;margin:0 0 24px}
.bl-empty{margin:32px 0 0;font-size:16px;color:var(--muted)}
.bl-empty[hidden]{display:none}
.bl-preview-note{margin:0 0 24px}
.ph-icon{flex:none}
.btn .ph-icon{width:18px;height:18px}
.btn-secondary .arrow{background:var(--ink);color:#fff}

/* Surfaces. Each sidebar box has its own look: glass in grey and violet (In short, author box), green gradient
   (Check), violet gradient (early access). Shadows are navy tinted. */
.glass{position:relative;isolation:isolate;overflow:hidden;min-width:0;border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.85);background:linear-gradient(145deg,rgba(218,188,252,.32),rgba(138,138,154,.22));box-shadow:0 24px 60px -28px rgba(14,43,111,.3),inset 0 1px 0 rgba(255,255,255,.9)}
.glass::before{content:"";position:absolute;z-index:-2;top:-70px;right:-60px;width:220px;height:220px;border-radius:46% 54% 60% 40% / 50% 42% 58% 50%;background:linear-gradient(145deg,var(--violet),var(--muted-2));opacity:.6}
.glass::after{content:"";position:absolute;inset:0;z-index:-1;background:rgba(255,255,255,.38);-webkit-backdrop-filter:blur(20px) saturate(1.4);backdrop-filter:blur(20px) saturate(1.4)}
.box-green,.box-violet{position:relative;min-width:0;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);color:var(--ink)}
.box-green{background:var(--grad-green)}
.box-violet{background:var(--grad-violet)}
.box-in{padding:24px;min-width:0}
.box-green .cta-text,.box-green .side-text,.box-violet .cta-text,.box-violet .side-text{color:rgba(14,14,16,.72)}
.box-green .bl-fine,.box-violet .bl-fine{color:rgba(14,14,16,.62)}
.box-green .btn-primary,.box-violet .btn-primary{box-shadow:none}

/* Photo tint. A gradient always revolves around ONE colour, violet or green, set per post with coverTone.
   The photo keeps its own colours and lighting: a soft colour wash plus a light multiply, no greyscale. */
.tint-violet{--tint:linear-gradient(145deg,var(--violet-2),var(--violet))}
.tint-green{--tint:linear-gradient(145deg,var(--green-2),var(--green))}
.bl-cover.tint-violet::before,.bl-cover.tint-green::before,.cover-frame.tint-violet::before,.cover-frame.tint-green::before,
.bl-cover.tint-violet::after,.bl-cover.tint-green::after,.cover-frame.tint-violet::after,.cover-frame.tint-green::after{content:"";position:absolute;inset:0;background:var(--tint);pointer-events:none}
.bl-cover.tint-violet::before,.bl-cover.tint-green::before,.cover-frame.tint-violet::before,.cover-frame.tint-green::before{mix-blend-mode:color;opacity:.3}
.bl-cover.tint-violet::after,.bl-cover.tint-green::after,.cover-frame.tint-violet::after,.cover-frame.tint-green::after{mix-blend-mode:multiply;opacity:.4}

/* placeholder cover: CSS gradient, used until a Pexels photo is added */
.is-placeholder.tone-violet{background:var(--grad-violet)}
.is-placeholder.tone-green{background:var(--grad-green)}
.is-placeholder.tone-blue{background:linear-gradient(145deg,var(--violet-2),var(--blue))}

/* ---------- blog index ---------- */
.bl-hero{margin:0}
.bl-hero .hero-slab-copy h1{font-size:clamp(30px,6vw,48px)}
.bl-body{padding-top:32px}
.bl-chips{display:none;flex-wrap:wrap;gap:8px;margin:0 0 32px}
.js .bl-chips{display:flex}
.bl-chip{min-height:44px;padding:0 18px;border:1px solid var(--line);border-radius:var(--radius-pill);background:#fff;color:var(--ink);font:500 14px/20px "DM Sans",sans-serif;cursor:pointer;transition:background-color .2s ease,border-color .2s ease,transform .2s ease}
.bl-chip:hover{background:var(--bg-alt);border-color:var(--violet)}
.bl-chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.bl-chip:disabled{color:var(--muted-2);border-color:var(--line);cursor:not-allowed}
.bl-chip:focus-visible{outline:3px solid var(--blue);outline-offset:3px}

.bl-featured{margin:0 0 32px;min-width:0}
.bl-feature{position:relative;overflow:hidden;min-width:0;border:1px solid rgba(14,14,16,.14);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-sm)}
.bl-feature[hidden],.bl-card[hidden]{display:none}
.bl-feature-in{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;padding:20px}
.bl-feature-body{min-width:0;display:flex;flex-direction:column;align-items:flex-start}
.bl-feature-title{margin:12px 0 0;font-size:28px;line-height:34px;letter-spacing:-.03em}
.bl-feature-desc{margin:12px 0 0;font-size:16px;line-height:24px;color:var(--muted)}

/* Blog index boxes (cards and the featured card): the box background alternates violet, green, violet, green
   in list order. The photos keep their own tint (coverTone) and are not touched by this. */
.bl-feature.bx-violet,.bl-card.bx-violet{background:var(--grad-violet)}
.bl-feature.bx-green,.bl-card.bx-green{background:var(--grad-green)}
.bl-feature[class*="bx-"],.bl-card[class*="bx-"]{border-color:transparent}
.bl-feature[class*="bx-"] .bl-feature-desc,.bl-card[class*="bx-"] .bl-meta-text{color:rgba(14,14,16,.72)}
.bl-feature[class*="bx-"] .bl-badge,.bl-card[class*="bx-"] .bl-badge{background:#fff}
.bl-cover{position:relative;overflow:hidden;aspect-ratio:16/10;border-radius:var(--radius-md);background:var(--bg-alt)}
.bl-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

.bl-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:24px}
.bl-card{position:relative;display:flex;flex-direction:column;min-width:0;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}
.bl-card:hover{border-color:var(--violet);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.bl-card-body{display:flex;flex-direction:column;flex:1 1 auto;min-width:0;padding:20px;gap:12px}
.bl-card .bl-cover{border-radius:0}
.bl-card-body .bl-badge{align-self:flex-start}
.bl-card-title{margin:0;font-size:20px;line-height:26px;letter-spacing:-.02em}
/* whole card is the click target; the title link stretches over it */
.bl-card-link{color:inherit}
.bl-card-link::after{content:"";position:absolute;inset:0;z-index:1}
.bl-card-link:focus-visible{outline:3px solid var(--blue);outline-offset:-3px;border-radius:var(--radius-md)}
.bl-meta{display:flex;align-items:center;gap:8px;margin-top:auto;padding-top:4px;min-width:0}
.bl-avatar{flex:0 0 28px;width:28px;height:28px;border-radius:50%;object-fit:cover;border:2px solid #fff;box-shadow:0 0 0 1px var(--line)}
.bl-meta-text{min-width:0;font-size:14px;line-height:20px;color:var(--muted)}

/* ---------- post: progress bar ---------- */
.read-progress{display:none;position:fixed;top:0;left:0;right:0;height:3px;z-index:70;pointer-events:none}
.js .read-progress{display:block}
.read-progress span{display:block;width:100%;height:100%;background:linear-gradient(90deg,var(--violet-2),var(--violet));transform:scaleX(0);transform-origin:left center}
@media (prefers-reduced-motion:no-preference){
  .read-progress span{transition:transform .12s linear}
}

/* ---------- post: header ---------- */
.post{padding:16px 0 88px}
.post-head{min-width:0}
.bl-crumbs{display:flex;flex-wrap:wrap;gap:0;margin:0 0 16px;font-size:14px;line-height:20px}
.bl-crumbs a{display:inline-flex;align-items:center;min-height:44px;min-width:44px;color:var(--muted)}
.bl-crumbs a:hover{color:var(--ink)}
.bl-crumbs a+a::before{content:"/";margin:0 8px;color:var(--muted-2)}
.post-title{margin:12px 0 0;max-width:900px;font-size:clamp(30px,6vw,48px);line-height:1.04;letter-spacing:-.04em}
.byline{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;margin-top:24px;min-width:0}
.byline-avatar{flex:0 0 48px;width:48px;height:48px;border-radius:50%;object-fit:cover;border:2px solid #fff;box-shadow:0 0 0 2px var(--violet)}
.byline-name{font-weight:700;font-size:16px;line-height:24px;color:var(--ink)}
/* date and read time on one line: under the name on mobile, at the right edge from 600px */
.byline-meta{display:flex;align-items:center;gap:10px;flex:0 0 100%;margin:0;font-size:15px;line-height:24px;color:var(--muted)}
.byline-dot{flex:none;width:4px;height:4px;border-radius:50%;background:var(--muted-2)}
@media (min-width:600px){
  .byline-meta{flex:0 0 auto;margin-left:auto;font-size:16px}
}

/* post cover: photo with a one colour tint (see Photo tint above) */
.post-cover{margin:24px 0 0}
.cover-frame{position:relative;overflow:hidden;aspect-ratio:16/9;border-radius:var(--radius-lg);background:var(--bg-alt);box-shadow:var(--shadow-sm)}
.cover-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cover-frame.is-placeholder::before{content:"";position:absolute;top:-22%;right:-6%;width:46%;aspect-ratio:1;border-radius:50%;background:rgba(255,255,255,.34);pointer-events:none}
.cover-frame.is-placeholder::after{background:rgba(255,255,255,.26);mix-blend-mode:normal;inset:auto;bottom:-26%;left:8%;width:34%;aspect-ratio:1;border-radius:50%}
.post-cover figcaption{margin:12px 0 0;font-size:13px;line-height:18px;color:var(--muted-2)}

/* ---------- post: layout (summary above article on mobile, sticky sidebar from 1024) ---------- */
.post-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;margin-top:32px}
.post-article{min-width:0;order:2}
/* Mobile: .side and .side-sticky vanish (display:contents) so each box joins the page grid and
   the order rules below put the summary above the article and the rest below it. */
.side,.side-sticky{display:contents}
.side-box{min-width:0}
.side-summary{order:1}
.side-check{order:3}
.side-related{order:4}
.side-waitlist{order:5}
.side .frame-in{padding:24px}
.side-summary .box-in{padding:20px 24px}
.side-title{margin:0 0 12px;font-size:20px;line-height:26px;letter-spacing:-.02em}
.side-text{margin:0 0 16px;font-size:15px;line-height:22px;color:var(--muted)}
.side-list{margin:0;padding:0;list-style:none;font-size:15px;line-height:22px;color:var(--ink)}
.side-list li{position:relative;padding-left:16px}
.side-list li+li{margin-top:12px}
.side-list li::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:3px;border-radius:var(--radius-pill);background:var(--violet)}
.side-list li:nth-child(even)::before{background:var(--green)}
.side .btn{width:100%}
.related-list{margin:0;padding:0;list-style:none;display:grid;gap:4px}
.related-list a{display:flex;flex-direction:column;gap:2px;min-height:44px;padding:10px 0;border-top:1px solid var(--line);color:var(--ink)}
.related-list li:first-child a{border-top:0;padding-top:0}
.related-list a:hover .related-title{text-decoration:underline;text-decoration-color:var(--violet);text-decoration-thickness:2px}
.related-cat{font-size:12px;line-height:16px;color:var(--muted-2)}
.related-title{font-weight:700;font-size:15px;line-height:22px}
.related-read{font-size:13px;line-height:18px;color:var(--muted-2)}

@media (min-width:1024px){
  .post-layout{grid-template-columns:minmax(0,720px) 340px;justify-content:center;gap:48px}
  .post-article{order:0}
  /* Two columns. The grid stretches .side to the full height of the article column; the
     sticky part is the inner .side-sticky, so it has that whole height to travel through. */
  .post-layout{align-items:stretch}
  .side{display:block;min-width:0}
  .side-sticky{display:flex;flex-direction:column;gap:24px;position:sticky;top:112px}
  .side-summary,.side-check,.side-related,.side-waitlist{order:0}
}

/* ---------- post: table of contents ---------- */
.toc{margin:0 0 32px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--bg-alt)}
.toc summary{display:flex;align-items:center;gap:10px;min-height:48px;padding:0 16px;cursor:pointer;list-style:none;font:700 15px/20px "DM Sans",sans-serif}
.toc summary::-webkit-details-marker{display:none}
.toc summary span{flex:1 1 auto;min-width:0}
.toc summary .ph-icon:last-child{transition:transform .2s ease}
.toc[open] summary .ph-icon:last-child{transform:rotate(180deg)}
.toc summary:focus-visible{outline:3px solid var(--blue);outline-offset:-3px;border-radius:var(--radius-md)}
.toc ul{margin:0;padding:0 16px 12px;list-style:none;font-size:15px;line-height:22px}
.toc a{display:flex;align-items:center;gap:10px;min-height:44px;color:var(--ink)}
.toc a::before{content:"\00bb";flex:none;color:var(--muted-2);font-weight:700}
/* closer rows where a pointer is precise; touch keeps 44px targets */
@media (hover:hover) and (pointer:fine) and (min-width:1024px){.toc a{min-height:32px}}
.toc a:hover{text-decoration:underline;text-decoration-color:var(--violet);text-decoration-thickness:2px}

/* ---------- post: article body (DM Sans 17px on 28px, H2 Syne 28px, H3 Syne 20px) ---------- */
.prose{font-size:17px;line-height:28px;color:var(--ink);min-width:0;overflow-wrap:anywhere}
.prose>*+*{margin-top:20px}
.prose h2,.post-faq h2,.post-sources h2{margin:48px 0 0;font:700 28px/34px "Syne","DM Sans",sans-serif;letter-spacing:-.03em;scroll-margin-top:112px}
.prose h2:first-child{margin-top:0}
.prose h3{margin:32px 0 0;font:700 20px/26px "Syne","DM Sans",sans-serif;letter-spacing:-.02em;scroll-margin-top:112px}
.prose h2+*,.prose h3+*{margin-top:16px}
.prose .anchor{display:inline-flex;align-items:center;vertical-align:middle;margin-left:8px;color:var(--muted-2);font-size:.6em;line-height:1;text-decoration:none;opacity:0;transition:opacity .2s ease,color .2s ease}
.prose .anchor .ph-icon{width:1em;height:1em}
.prose h2:hover .anchor,.prose h3:hover .anchor,.prose .anchor:focus-visible{opacity:1}
.prose .anchor:hover{color:var(--ink);background:none}
@media (hover:none){.prose .anchor{display:none}}
.prose a:not(.btn){color:var(--ink);text-decoration:underline;text-decoration-color:var(--violet);text-decoration-thickness:2px;text-underline-offset:3px}
.prose a:not(.btn):hover{background:var(--green-2);text-decoration-color:var(--green)}
.prose .btn{color:#fff;text-decoration:none}
.prose .btn:hover{color:#fff}
.prose ul,.prose ol{padding-left:24px}
.prose li+li{margin-top:8px}
.prose blockquote{margin-left:0;margin-right:0;padding:4px 0 4px 20px;border-left:4px solid var(--violet);color:var(--muted)}
.prose img{max-width:100%;height:auto;border-radius:var(--radius-md)}
.prose pre{overflow-x:auto;padding:16px;border-radius:var(--radius-sm);background:var(--bg-alt);font-size:14px;line-height:22px}
.prose code{font-size:.9em}
.prose-table{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:var(--radius-sm);max-width:100%}
.prose-table:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.prose table{width:100%;min-width:520px;border-collapse:collapse;font-size:15px;line-height:22px}
.prose th,.prose td{padding:12px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.prose th{background:var(--bg-alt);font-weight:700}
.prose tr:last-child td{border-bottom:0}
.prose th:first-child,.prose td:first-child{white-space:nowrap}
#article-end{display:block;height:1px}

/* inline Check call to action (the cta shortcode) */
.cta-inline{margin:32px 0}
.cta-title{margin:0;font:700 20px/26px "Syne","DM Sans",sans-serif;letter-spacing:-.02em;color:var(--ink)}
.cta-text{margin:8px 0 16px;font-size:16px;line-height:24px;color:var(--muted)}
.cta-inline .btn{width:100%}
.check-btn{padding:18px 32px;min-height:60px}

/* ---------- post: FAQ, sources, tags, share, author, end box ---------- */
.post-faq,.post-sources{margin-top:48px}
.post-faq h2,.post-sources h2{margin-top:0}
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.faq-card{min-width:0;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--bg-alt);transition:border-color .2s ease}
.faq-card:hover,.faq-card[open]{border-color:var(--violet)}
.faq-card summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding:16px 20px;cursor:pointer;list-style:none;border-radius:var(--radius-md)}
.faq-card summary::-webkit-details-marker{display:none}
.faq-card summary:focus-visible{outline:3px solid var(--blue);outline-offset:-3px}
.faq-card h3{flex:1 1 auto;min-width:0;margin:0;font:700 18px/24px "Syne","DM Sans",sans-serif;letter-spacing:-.02em}
.faq-icon{position:relative;flex:0 0 24px;width:24px;height:24px}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;width:14px;height:2px;margin:-1px 0 0 -7px;border-radius:var(--radius-pill);background:var(--ink)}
.faq-icon::after{transform:rotate(90deg);transition:transform .2s ease,opacity .2s ease}
.faq-card[open] .faq-icon::after{transform:rotate(0);opacity:0}
.faq-card p{margin:0;padding:0 20px 20px;font-size:17px;line-height:28px;color:var(--ink)}
.post-sources ol{margin:16px 0 0;padding-left:24px;font-size:15px;line-height:22px}
.post-sources li+li{margin-top:8px}
.src-note{margin-top:16px}
.src-note a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--violet);text-decoration-thickness:2px;text-underline-offset:3px}
.post-sources a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--violet);text-decoration-thickness:2px;text-underline-offset:3px;overflow-wrap:anywhere}
.post-tags{display:flex;flex-wrap:wrap;gap:8px;margin:32px 0 0;padding:0;list-style:none}
.post-tags li{padding:6px 12px;border-radius:var(--radius-pill);background:var(--bg-alt);border:1px solid var(--line);font-size:13px;line-height:18px;color:var(--muted)}
.share{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.share-btn{width:100%}
.author-box{margin-top:32px}
.author-box{border:1px solid rgba(14,14,16,.14)}
.author-box-in{display:flex;flex-direction:column;gap:20px;padding:24px}
.author-photo{flex:0 0 88px;width:88px;height:88px;border-radius:50%;object-fit:cover;border:3px solid #fff;box-shadow:0 0 0 2px var(--violet)}
.author-text{min-width:0}
.author-name{margin:0;font:700 20px/26px "Syne","DM Sans",sans-serif;letter-spacing:-.02em}
.author-role{margin:4px 0 0;font-size:14px;line-height:20px;color:var(--muted)}
.author-bio{margin:12px 0 0;font-size:15px;line-height:22px;color:var(--muted)}

/* ---------- post: Read next banner (one prominent next-read prompt, after the author box) ---------- */
.next-banner{--next-tint:color-mix(in srgb,var(--blue) 38%,#fff);margin-top:48px;min-width:0;border-radius:var(--radius-lg);color:var(--ink);background:var(--blue);background:linear-gradient(135deg,var(--next-tint) 0%,var(--blue) 100%);box-shadow:var(--shadow-md)}
.next-in{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;align-items:center;padding:20px}
.next-media{min-width:0}
.next-frame{position:relative;overflow:hidden;border:1px solid rgba(14,14,16,.14);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}
.next-frame .bl-cover{border-radius:0}
.next-chip{position:absolute;top:12px;left:12px;background:#fff;box-shadow:var(--shadow-sm)}
.next-body{min-width:0;display:flex;flex-direction:column;align-items:flex-start}
.next-title{margin:0;font-size:26px;line-height:32px;letter-spacing:-.03em}
.next-desc{margin:12px 0 0;font-size:16px;line-height:24px;color:rgba(14,14,16,.78);display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden}
.next-btn{width:100%;margin-top:24px;box-shadow:none}

@media (min-width:768px){
  .next-in{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px;padding:32px}
  .next-title{font-size:32px;line-height:38px}
  .next-btn{width:auto}
}

@media (min-width:768px){
  .bl-feature-in{padding:24px}
  .bl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .share{flex-direction:row}
  .share-btn{width:auto}
  .author-box-in{flex-direction:row;align-items:flex-start;padding:32px}
  .cta-inline .btn{width:auto}
  .cta-inline .box-in{padding:32px}
}
@media (min-width:1024px){
  .bl-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .bl-feature-in{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:center;gap:40px;padding:32px}
  .bl-feature-title{font-size:36px;line-height:42px}
}

/* ---------- focus and states for interactive pieces ---------- */
.share-btn:disabled{color:var(--muted-2);border-color:var(--line);cursor:not-allowed}
.share-btn.is-done{background:var(--green-2);border-color:var(--green)}
.bl-card-link:hover{text-decoration:none}

@media (prefers-reduced-motion:reduce){
  .bl-card,.bl-card:hover,.bl-chip{transition:none;transform:none}
  .prose .anchor,.toc summary .ph-icon:last-child,.faq-card,.faq-icon::after{transition:none}
}