/* ==========================================================================
   Ledgerly Design System v2: Editorial layer (Journal / blog)
   Loads after ledgerly.css + ledgerly-blueprint.css.
   Serif headlines carry the story; mono metadata carries the facts.
   ========================================================================== */

:root{
  --measure:680px;          /* article text column */
  --fs-prose:18px;
  --lh-prose:1.7;
}

/* ---------- Journal hero ---------- */
.journal-hero{padding:56px 0 40px;border-bottom:1px solid var(--line)}
.journal-hero__grid{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:end}
.journal-hero__stats{display:flex;gap:28px;flex-wrap:wrap}
.journal-hero__stats div{font:400 var(--fs-mono-sm)/1.4 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}
.journal-hero__stats b{display:block;font:300 34px/1 var(--font-serif);letter-spacing:0;text-transform:none;color:var(--ink);margin-bottom:6px}

/* ---------- Post meta (mono facts) ---------- */
.post-meta{display:flex;align-items:center;flex-wrap:wrap;gap:6px 12px;font:400 var(--fs-mono-sm)/1.4 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}
.post-meta>*+*::before{content:"·";margin-right:12px;color:var(--ink-40)}
.post-meta .chip{text-transform:none;letter-spacing:0;font-family:var(--font-sans)}
.post-meta .chip::before,.post-meta .chip+*::before{content:none}
.author{display:flex;align-items:center;gap:10px;font-size:var(--fs-small)}
.author__avatar{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--brand-100);color:var(--brand-700);font:600 11px var(--font-sans);flex-shrink:0}
.author__avatar--lg{width:56px;height:56px;font-size:16px}
.author b{font-weight:500;display:block;line-height:1.3}
.author span{font:400 11px var(--font-mono);letter-spacing:.04em;text-transform:uppercase;color:var(--text-muted)}

/* Title underline sweep: grows left→right on group hover */
.sweep{background-image:linear-gradient(currentColor,currentColor);background-size:0% 1px;background-position:0 100%;background-repeat:no-repeat;transition:background-size 400ms var(--ease-expo)}
.group:hover .sweep,.sweep:hover{background-size:100% 1px}

/* ---------- Featured story ---------- */
.featured{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:stretch}
.featured .photo{min-height:460px}
.featured__body{display:flex;flex-direction:column;gap:18px;padding:8px 0}
.featured__title{font:300 var(--fs-h1)/1.08 var(--font-serif);letter-spacing:var(--tracking-heading)}
.featured__foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:20px;border-top:1px solid var(--line)}

/* ---------- Filter bar (sticky) ---------- */
.filterbar{position:sticky;top:var(--header-h);z-index:var(--z-sticky);background:rgba(255,255,255,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-block:1px solid var(--line);transition:top var(--dur-base) var(--ease-out)}
.header.is-hidden ~ main .filterbar,.filterbar.is-top{top:0}
.filterbar__inner{display:flex;align-items:center;gap:16px;min-height:60px}
.filters{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;flex:1;min-width:0;padding:10px 0}
.filters::-webkit-scrollbar{display:none}
.filter{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;border-radius:var(--r-sm);font:500 var(--fs-small) var(--font-sans);color:var(--text-muted);white-space:nowrap;transition:background-color var(--dur-instant),color var(--dur-instant)}
.filter:hover{color:var(--ink);background:var(--ink-05)}
.filter sup{font:500 10px var(--font-mono);color:var(--ink-40);top:0}
.filter[aria-pressed="true"]{background:var(--ink);color:var(--white)}
.filter[aria-pressed="true"] sup{color:rgba(255,255,255,.6)}
.search{position:relative;flex:0 0 260px}
.search .input{width:100%;padding-left:34px;padding-right:36px}
.search__icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:14px;height:14px;color:var(--ink-40);pointer-events:none}
.kbd{position:absolute;right:8px;top:50%;transform:translateY(-50%);min-width:20px;height:20px;padding:0 5px;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--r-xs);font:500 10px var(--font-mono);color:var(--text-muted);background:var(--mist)}
.results-count{font:400 var(--fs-mono-sm) var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);white-space:nowrap}

/* ---------- Post card ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:48px 24px}
.post-card{display:flex;flex-direction:column;gap:14px}
.post-card[hidden]{display:none}
.post-card .photo,.post-card .cover{aspect-ratio:16/10}
.post-card__title{font:300 26px/1.18 var(--font-serif);letter-spacing:-.01em}
.post-card__excerpt{font-size:var(--fs-small);color:var(--ink-80);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:6px}
.post-card.is-entering{animation:reveal-up 600ms var(--ease-expo) both;animation-delay:calc(var(--i,0) * 70ms)}
/* Wide card spans two columns with a side-by-side layout */
.post-card--wide{grid-column:span 2;display:grid;grid-template-columns:1.1fr 1fr;gap:24px;align-items:start}
.post-card--wide .post-card__title{font-size:32px}

/* Generated covers: for posts without photography */
.cover{position:relative;overflow:hidden;border-radius:var(--r-media);display:grid;place-items:center;isolation:isolate}
.cover--bp{background-color:var(--bp-paper);border:1px solid var(--bp-hair)}
.cover--ink{background:var(--ink);color:#fff}
.cover--ink.bp-grid{background-color:var(--ink);background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px)}
.cover--brand{background:var(--brand-500);color:#fff}
.cover__stat{font:300 64px/1 var(--font-serif);letter-spacing:-.02em}
.cover__label{position:absolute;left:14px;top:12px;font:500 10px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;opacity:.75}
.cover__fig{position:absolute;right:14px;bottom:12px;font:400 10px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;opacity:.6}
.cover svg{width:88%;height:auto}
.group:hover .cover svg{transform:scale(1.03)}
.cover svg{transition:transform var(--dur-media) var(--ease-out)}

/* ---------- Empty state ---------- */
.empty{grid-column:1/-1;padding:80px 24px;text-align:center;border:1px dashed var(--bp-line);border-radius:var(--r-md)}
.empty[hidden]{display:none}

/* ---------- Popular list ---------- */
.popular{counter-reset:pop;display:grid;gap:0;border-top:1px solid var(--line)}
.popular a{counter-increment:pop;display:grid;grid-template-columns:56px 1fr auto;gap:16px;align-items:baseline;padding:22px 0;border-bottom:1px solid var(--line)}
.popular a::before{content:counter(pop,decimal-leading-zero);font:500 var(--fs-mono-sm) var(--font-mono);letter-spacing:.06em;color:var(--brand-500)}
.popular__title{font:300 24px/1.25 var(--font-serif)}
.popular .post-meta{justify-content:flex-end}

/* ---------- Newsletter band ---------- */
.newsletter{border-radius:var(--r-md);overflow:hidden;display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;padding:56px}
.newsletter.cover--ink{place-items:initial}
.newsletter form{display:flex;gap:8px;flex-wrap:wrap}
.newsletter .input{flex:1;min-width:200px;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18);color:#fff}
.newsletter .input::placeholder{color:rgba(255,255,255,.5)}
.newsletter .input:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.12)}
.newsletter__done{display:none;align-items:center;gap:10px;font:500 var(--fs-mono-sm) var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:#fff}
.newsletter.is-done form{display:none}
.newsletter.is-done .newsletter__done{display:flex;animation:reveal-up 500ms var(--ease-expo) both}
.newsletter__done svg path{stroke:#fff;stroke-width:2;fill:none;stroke-dasharray:1;stroke-dashoffset:1;animation:bp-draw 600ms var(--ease-draw) 150ms forwards}

/* ---------- Load more ---------- */
.loadmore{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:56px}
.loadmore .progress{width:180px;margin:0}

/* ==========================================================================
   Article template
   ========================================================================== */
.read-progress{position:fixed;left:0;right:0;top:0;height:2px;z-index:calc(var(--z-header) + 1);background:var(--brand-500);transform-origin:left;transform:scaleX(var(--p,0))}

.crumbs{display:flex;gap:8px;align-items:center;font:400 var(--fs-mono-sm) var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}
.crumbs a{transition:color var(--dur-instant)}
.crumbs a:hover{color:var(--brand-500)}
.crumbs span[aria-hidden]{color:var(--ink-40)}

.article-head{max-width:880px;padding:56px 0 40px}
.article-head h1{font:300 clamp(40px,5.4vw,64px)/1.05 var(--font-serif);letter-spacing:var(--tracking-heading);margin:20px 0}
.article-head .t-lead{font-size:20px;max-width:720px}
.article-head__row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
.article-cover{min-height:480px;aspect-ratio:21/9}

.article{display:grid;grid-template-columns:200px minmax(0,var(--measure)) 200px;justify-content:space-between;gap:48px;padding:64px 0 96px}
.article__rail{position:sticky;top:calc(var(--header-h) + 32px);align-self:start}

/* Table of contents with scroll-spy */
.toc{display:grid;gap:2px;counter-reset:toc}
.toc__label{margin-bottom:12px}
.toc a{counter-increment:toc;position:relative;display:grid;grid-template-columns:24px 1fr;gap:6px;padding:7px 0 7px 12px;font-size:13px;line-height:1.35;color:var(--text-muted);border-left:1px solid var(--line);transition:color var(--dur-instant),border-color var(--dur-instant)}
.toc a::before{content:counter(toc,decimal-leading-zero);font:500 10px/1.8 var(--font-mono);color:var(--ink-40);transition:color var(--dur-instant)}
.toc a:hover{color:var(--ink)}
.toc a.is-active{color:var(--ink);border-left-color:var(--brand-500);font-weight:500}
.toc a.is-active::before{color:var(--brand-500)}
.toc-mobile{display:none}

/* Share rail */
.share{display:grid;gap:8px}
.share button,.share a{display:flex;align-items:center;gap:10px;height:36px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r-sm);font:500 13px var(--font-sans);transition:border-color var(--dur-instant),background-color var(--dur-instant)}
.share button:hover,.share a:hover{border-color:var(--ink)}
.share svg{width:14px;height:14px}

/* Prose */
.prose{font:400 var(--fs-prose)/var(--lh-prose) var(--font-sans);color:var(--ink-80)}
.prose>*+*{margin-top:1.1em}
.prose h2{font:300 34px/1.15 var(--font-serif);letter-spacing:-.015em;color:var(--ink);margin-top:2.2em;scroll-margin-top:calc(var(--header-h) + 24px)}
.prose h2 .h-num{display:block;font:500 var(--fs-mono-sm)/1 var(--font-mono);letter-spacing:.08em;color:var(--brand-500);margin-bottom:12px}
.prose h3{font:500 20px/1.35 var(--font-sans);color:var(--ink);margin-top:1.8em}
.prose a{color:var(--brand-500);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;transition:text-decoration-color var(--dur-instant)}
.prose a:hover{text-decoration-color:transparent}
.prose strong{color:var(--ink);font-weight:600}
.prose ul,.prose ol{padding-left:0;list-style:none;display:grid;gap:10px}
.prose ul li{position:relative;padding-left:24px}
.prose ul li::before{content:"";position:absolute;left:4px;top:.72em;width:6px;height:6px;background:var(--brand-500);transform:rotate(45deg)}
.prose ol{counter-reset:ol}
.prose ol li{counter-increment:ol;position:relative;padding-left:36px}
.prose ol li::before{content:counter(ol,decimal-leading-zero);position:absolute;left:0;top:.15em;font:500 12px/1.8 var(--font-mono);color:var(--brand-500)}
.prose code{font:500 .86em var(--font-mono);background:var(--sand);padding:2px 6px;border-radius:var(--r-xs);color:var(--ink)}
.prose pre{margin-top:1.6em}
.prose pre code{background:none;padding:0;color:inherit;font-weight:400}
.prose hr{margin:2.4em 0}
.prose figure{margin:2em 0}
.prose figcaption{margin-top:10px}
.prose table{width:100%;border-collapse:collapse;font-size:15px}
.prose th{text-align:left;font:500 11px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);padding:10px 12px;border-bottom:1px solid var(--ink)}
.prose td{padding:12px;border-bottom:1px solid var(--line);color:var(--ink)}
.prose td:first-child{font-weight:500}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-sm)}
.lede::first-letter{float:left;font:300 76px/.82 var(--font-serif);color:var(--ink);margin:6px 10px 0 0}

/* Pull quote */
.pull{margin:2.2em 0;padding:4px 0 4px 28px;border-left:2px solid var(--brand-500)}
.pull p{font:300 30px/1.3 var(--font-serif);color:var(--ink);letter-spacing:-.01em}
.pull cite{display:block;margin-top:14px;font:400 var(--fs-mono-sm) var(--font-mono);font-style:normal;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted)}

/* Key takeaway box */
.takeaway{padding:24px 28px;background:var(--bp-wash);border-radius:var(--r-sm)}
.takeaway .t-index{margin-bottom:10px}
.takeaway p{color:var(--ink);font-size:17px}

/* Author card + tags */
.author-card{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:28px;background:var(--sand);border-radius:var(--r-sm);margin-top:48px}
.author-card p{font-size:15px;color:var(--ink-80);margin-top:6px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:32px}

/* Toast */
.toast{position:fixed;left:50%;bottom:24px;z-index:var(--z-toast);transform:translate(-50%,16px);opacity:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:var(--r-sm);font:500 var(--fs-mono-sm) var(--font-mono);letter-spacing:.06em;text-transform:uppercase;pointer-events:none;transition:opacity var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .article{grid-template-columns:200px minmax(0,var(--measure));justify-content:start}
  .article__aside{display:none}
}
@media (max-width:1023px){
  .journal-hero__grid,.featured,.newsletter{grid-template-columns:1fr}
  .featured .photo{min-height:320px}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .post-card--wide{grid-column:span 2}
  .article{grid-template-columns:minmax(0,1fr);padding-top:32px}
  .article__rail{display:none}
  .toc-mobile{display:block;margin-bottom:32px;border:1px solid var(--line);border-radius:var(--r-sm)}
  .toc-mobile summary{list-style:none;display:flex;justify-content:space-between;align-items:center;padding:14px 16px;cursor:pointer;font:500 var(--fs-mono-sm) var(--font-mono);letter-spacing:.08em;text-transform:uppercase}
  .toc-mobile summary::-webkit-details-marker{display:none}
  .toc-mobile .toc{padding:0 16px 14px}
  .article-cover{min-height:280px;aspect-ratio:16/10}
  .search{flex-basis:200px}
}
@media (max-width:767px){
  .post-grid{grid-template-columns:1fr;gap:40px}
  .post-card--wide{grid-column:auto;grid-template-columns:1fr}
  .filterbar__inner{flex-wrap:wrap;gap:0 12px;padding-bottom:10px}
  .filters{flex-basis:100%;order:1}
  .search{flex:1 1 auto;order:2}
  .results-count{order:3}
  .newsletter{padding:32px 24px}
  .popular a{grid-template-columns:40px 1fr}
  .popular .post-meta{display:none}
  .pull p{font-size:24px}
  .prose h2{font-size:28px}
}