/* =========================================================
   Blog pages — loaded after style.css on /blog pages only.
   Uses the same design tokens (colors, fonts) as the homepage.
     1. Page shell & reading progress
     2. Breadcrumb & article header
     3. Layout & table of contents
     4. Article text (prose)
     5. Tables
     6. Callouts, pros/cons, "best for"
     7. Cost chart
     8. FAQ, author box, CTA, sources
     9. Blog listing page
    10. Responsive
   ========================================================= */

:root {
  --prose:   #CFCBE6;   /* body text: brighter than --muted for long reading */
  --amber:   #F0C070;
  --read-w:  44rem;     /* comfortable line length */
}

/* 1. PAGE SHELL */
.blog-main { padding-top: var(--nav-h); }

.read-progress {
  position: fixed;
  top: var(--nav-h); left: 0;
  height: 2px;
  width: 100%;
  background: var(--lime);
  transform-origin: 0 50%;
  transform: scaleX(0);
  z-index: 101;
  pointer-events: none;
}

.blog-shell {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1rem, 5vw, 5rem) clamp(4rem, 8vw, 6rem);
}
/* The homepage gives every <section> big padding; reset it inside articles */
.blog-shell section { padding: 0; max-width: none; margin: 0; }

/* 2. BREADCRUMB & ARTICLE HEADER */
.crumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.crumbs li + li::before { content: '/'; margin-right: 0.5rem; color: var(--muted2); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--white); }
.crumbs [aria-current] { color: var(--purple); }

.post-head { max-width: 52rem; margin: 2rem 0 3rem; }

.post-kicker { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.25rem; }
.post-kicker .tag { font-size: 0.62rem; }

.post-title {
  font-size: clamp(2rem, 5.2vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--white);
  text-wrap: balance;
}
.post-title .hl { color: var(--lime); }

.post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.9rem 1.25rem;
  margin-top: 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.post-author { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.post-author img {
  width: 2.6rem; height: 2.6rem;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border-glow);
}
.post-author-name { display: block; font-weight: 700; color: var(--white); font-size: 0.92rem; line-height: 1.2; }
.post-author-role { display: block; font-family: var(--mono); font-size: 0.62rem; color: var(--purple); letter-spacing: 0.06em; }
.post-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.post-facts span + span::before { content: '·'; margin-right: 1.1rem; color: var(--muted2); }

/* 3. LAYOUT & TABLE OF CONTENTS */
.post-layout {
  display: grid;
  grid-template-columns: minmax(0, var(--read-w)) 15rem;
  justify-content: space-between;
  gap: 4rem;
  align-items: start;
}
.post-layout > .toc { grid-column: 2; grid-row: 1; }
.post-layout > .prose { grid-column: 1; grid-row: 1; }

.toc {
  position: sticky;
  top: calc(var(--nav-h) + 1.5rem);
  max-height: calc(100vh - var(--nav-h) - 3rem);
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.1rem 1.1rem 1.25rem;
}
.toc summary {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple);
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.toc summary::-webkit-details-marker { display: none; }
.toc summary::after { content: '+'; font-size: 0.9rem; color: var(--muted); }
.toc[open] summary::after { content: '−'; }
.toc ol { list-style: none; margin-top: 0.9rem; display: flex; flex-direction: column; gap: 0.1rem; }
.toc a {
  display: block;
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  padding: 0.35rem 0 0.35rem 0.75rem;
  border-left: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}
.toc a:hover { color: var(--white); }
.toc a.is-active { color: var(--white); border-left-color: var(--lime); }

/* 4. ARTICLE TEXT */
.prose { color: var(--prose); font-size: 1.04rem; line-height: 1.8; min-width: 0; }
.prose > * + *,
.prose section > * + * { margin-top: 1.15rem; }
.prose .lede { font-size: 1.18rem; line-height: 1.7; color: var(--text); }
.prose .lede strong { color: var(--lime); font-weight: 700; }
.prose strong { color: var(--white); font-weight: 700; }

.prose h2 {
  font-size: clamp(1.55rem, 3.4vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: var(--white);
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-wrap: balance;
}
.prose h2 .num {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--purple);
  margin-bottom: 0.6rem;
}
.prose h3 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-top: 2.25rem;
}
.prose h2 + *, .prose h3 + * { margin-top: 0.75rem; }

.prose a {
  color: var(--white);
  text-decoration: underline;
  text-decoration-color: var(--purple);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s, text-decoration-color 0.2s;
}
.prose a:hover { color: var(--lime); text-decoration-color: var(--lime); }

.prose ul, .prose ol { padding-left: 0; list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }
.prose ul li { position: relative; padding-left: 1.4rem; }
.prose ul li::before { content: '›'; position: absolute; left: 0.2rem; color: var(--purple); font-weight: 700; }
.prose ol { counter-reset: step; }
.prose ol li { position: relative; padding-left: 2.4rem; counter-increment: step; }
.prose ol li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: 0.2rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--lime);
  letter-spacing: 0.04em;
}

.note { font-family: var(--mono); font-size: 0.76rem !important; line-height: 1.7 !important; color: var(--muted); }

/* 5. TABLES — wrapped so wide tables scroll sideways on phones */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
}
.prose table { width: 100%; border-collapse: collapse; font-size: 0.86rem; line-height: 1.5; }
.prose th, .prose td { text-align: left; padding: 0.8rem 1rem; vertical-align: top; }
.prose thead th {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--purple);
  background: var(--surface2);
  white-space: nowrap;
}
.prose tbody tr + tr td, .prose tbody tr + tr th { border-top: 1px solid var(--border); }
.prose tbody th { color: var(--white); font-weight: 700; white-space: nowrap; }
.prose tbody tr:hover { background: rgba(138,107,255,0.04); }
.table-wide table { min-width: 44rem; }
.price { font-family: var(--mono); color: var(--lime); white-space: nowrap; }

/* 6. CALLOUTS, PROS/CONS, BEST FOR */
.callout {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--lime);
  border-radius: var(--r);
  padding: 1.4rem 1.5rem;
}
.callout-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 0.5rem;
}
.callout p + p { margin-top: 0.9rem; }
.callout p { font-size: 0.98rem; }

.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.pc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.25rem 1.3rem;
}
.pc-title {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.pc ul { gap: 0.6rem; }
.pc li { font-size: 0.9rem; line-height: 1.55; }
.pc-pros .pc-title { color: var(--green); }
.prose .pc-pros li::before { content: '+'; color: var(--green); }
.pc-cons .pc-title { color: var(--amber); }
.prose .pc-cons li::before { content: '−'; color: var(--amber); }

.best-for {
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  background: var(--purple-deep);
  border: 1px solid rgba(138,107,255,0.25);
  border-radius: var(--r);
  padding: 1rem 1.25rem;
  color: var(--text);
}
.best-for b {
  flex-shrink: 0;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple);
}

/* Quick-glance pick list under the intro */
.picks { display: grid; grid-template-columns: repeat(auto-fit, minmax(12.5rem, 1fr)); gap: 0.75rem; }
.prose .picks { display: grid; }
.prose .picks li {
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  transition: border-color 0.2s, transform 0.2s;
}
.prose .picks li::before { content: none; }
.prose .picks li:hover { border-color: var(--border-glow); transform: translateY(-2px); }
.picks a { text-decoration: none !important; display: block; }
.picks .pick-name { display: block; font-weight: 800; color: var(--white); font-size: 1rem; letter-spacing: -0.02em; }
.picks .pick-for { display: block; font-size: 0.82rem; color: var(--muted); line-height: 1.45; margin-top: 0.2rem; }

/* 7. COST CHART (rebuilt from the original image as HTML so it stays sharp) */
.chart {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: clamp(1.25rem, 3vw, 1.9rem);
}
.chart-title { font-size: 1.15rem; font-weight: 800; color: var(--white); letter-spacing: -0.02em; line-height: 1.3; }
.chart-sub { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); letter-spacing: 0.04em; margin-top: 0.35rem; }
.chart-rows { list-style: none; margin-top: 1.6rem; display: flex; flex-direction: column; gap: 1rem; }
.prose .chart-rows li { padding-left: 0; display: grid; grid-template-columns: 10.5rem minmax(0, 1fr); gap: 1rem; align-items: center; }
.prose .chart-rows li::before { content: none; }
.chart-label { text-align: right; line-height: 1.25; }
.chart-label b { display: block; color: var(--white); font-size: 0.95rem; }
.chart-label small { display: block; font-family: var(--mono); font-size: 0.64rem; color: var(--muted); letter-spacing: 0.03em; }
.chart-track { display: flex; align-items: center; gap: 0.75rem; }
/* --p is the bar length as a share of the largest value; 5rem is left for the price label */
.chart-bar { display: flex; flex-shrink: 0; height: 1.9rem; width: calc((100% - 5rem) * var(--p)); min-width: 0.5rem; border-radius: 4px; overflow: hidden; }
.chart-bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--purple-dim), var(--purple)); }
.chart-bar .fee { background: var(--lime); }
.chart-val { font-family: var(--mono); font-size: 0.86rem; color: var(--white); font-weight: 500; white-space: nowrap; }
.chart-legend {
  display: flex; align-items: center; gap: 0.6rem;
  margin-top: 1.4rem; padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.82rem; color: var(--muted);
}
.chart-legend i { width: 0.75rem; height: 0.75rem; border-radius: 2px; background: var(--lime); flex-shrink: 0; }
.chart figcaption, .chart-foot { font-family: var(--mono); font-size: 0.68rem; color: var(--muted); line-height: 1.6; margin-top: 0.6rem; }

/* Grow the bars in once the chart scrolls into view */
.js .chart .chart-bar { transform: scaleX(0); transform-origin: 0 50%; transition: transform 0.9s cubic-bezier(.2,.8,.2,1); }
.js .chart.visible .chart-bar { transform: scaleX(1); }
.js .chart.visible .chart-rows li:nth-child(2) .chart-bar { transition-delay: 0.08s; }
.js .chart.visible .chart-rows li:nth-child(3) .chart-bar { transition-delay: 0.16s; }
.js .chart.visible .chart-rows li:nth-child(4) .chart-bar { transition-delay: 0.24s; }
.js .chart.visible .chart-rows li:nth-child(5) .chart-bar { transition-delay: 0.32s; }

/* 8. FAQ, AUTHOR BOX, CTA, SOURCES */
.faq { display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.25rem 1.4rem;
  transition: border-color 0.2s;
}
.faq-item:hover { border-color: var(--border-glow); }
.prose .faq-item h3 { margin-top: 0; font-size: 1.05rem; }
.faq-item h3 .q { font-family: var(--mono); font-size: 0.72rem; color: var(--purple); font-weight: 500; margin-right: 0.5rem; }
.faq-item p { margin-top: 0.5rem; font-size: 0.96rem; }

.author-box {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 1.4rem;
  align-items: start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 1.5rem;
}
.author-box img { width: 5.5rem; height: 5.5rem; border-radius: var(--r-sm); object-fit: cover; border: 1px solid var(--border); }
.author-box p { font-size: 0.94rem; }
.author-name { font-weight: 800; color: var(--white); font-size: 1.1rem; letter-spacing: -0.02em; }
.author-tag { font-family: var(--mono); font-size: 0.64rem; color: var(--purple); letter-spacing: 0.06em; margin: 0.15rem 0 0.6rem; }

.post-cta {
  background:
    radial-gradient(circle at 100% 0%, rgba(210,253,0,0.10), transparent 55%),
    radial-gradient(circle at 0% 100%, rgba(138,107,255,0.18), transparent 60%),
    var(--surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--r);
  padding: clamp(1.5rem, 4vw, 2.25rem);
}
.prose .post-cta h2 { margin-top: 0; padding-top: 0; border-top: none; font-size: clamp(1.4rem, 3vw, 1.8rem); }
.post-cta p { color: var(--prose); }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.25rem; }
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-decoration: none !important;
  padding: 0.75rem 1.15rem;
  border-radius: 999px;
  transition: transform 0.2s, background 0.2s, color 0.2s, border-color 0.2s;
}
.btn-primary { background: var(--lime); color: #0A0A0A !important; font-weight: 500; }
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { border: 1px solid var(--border-glow); color: var(--white) !important; }
.btn-ghost:hover { background: var(--purple-deep); }

.sources li { font-size: 0.86rem; }

/* 9. BLOG LISTING PAGE — post cards
   To add a post: copy one <li> in blog/index.html */
.blog-hero { max-width: 46rem; margin: 2rem 0 3rem; }
.blog-hero .section-heading { font-size: clamp(2.4rem, 6vw, 4rem); }
.blog-hero + .post-list { margin-top: 0; }

.post-list { list-style: none; display: grid; gap: 1.25rem; margin-top: 3rem; }

.post-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s;
}
.post-card:hover { border-color: var(--border-glow); transform: translateY(-4px); }

/* Mini bar chart artwork — echoes the cost chart inside the article */
.post-card-art {
  position: relative;
  min-height: 15rem;
  padding: 1.4rem 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  background:
    radial-gradient(circle at 85% 15%, rgba(210,253,0,0.12), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(138,107,255,0.22), transparent 55%),
    var(--purple-deep);
  border-right: 1px solid var(--border);
}
.post-card-art .art-label {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
}
.post-card-art .art-big {
  margin: -0.2rem 0 auto -0.1rem;   /* auto bottom margin pushes the bars down */
  padding-bottom: 1.25rem;
  font-size: clamp(2.6rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
  color: var(--white);
}
.art-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.art-bar i {
  display: block;
  height: 0.55rem;
  width: var(--w);
  border-radius: 2px;
  background: linear-gradient(90deg, var(--purple-dim), var(--purple));
  transform-origin: 0 50%;
  transition: transform 0.5s ease;
}
.art-bar:last-child i { background: linear-gradient(90deg, var(--purple) 78%, var(--lime) 78%); }
.post-card:hover .art-bar i { transform: scaleX(1.06); }

.post-card-body { padding: 1.75rem 1.9rem; display: flex; flex-direction: column; gap: 0.85rem; }
.post-card-meta {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}
.post-card-title {
  font-size: clamp(1.3rem, 2.4vw, 1.65rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--white);
}
/* Whole card is clickable through the title link */
.post-card-title a { text-decoration: none; color: inherit; }
.post-card-title a::after { content: ''; position: absolute; inset: 0; z-index: 1; }
.post-card-title a:focus-visible { outline: none; }
.post-card:focus-within { outline: 2px solid var(--purple); outline-offset: 3px; }
.post-card-excerpt { font-size: 0.9rem; color: var(--muted); line-height: 1.7; }
.post-card .project-link { margin-top: auto; padding-top: 0.75rem; border-top: 1px solid var(--border); }

/* 10. RESPONSIVE */
@media (max-width: 900px) {
  .post-card { grid-template-columns: minmax(0, 1fr); }
  .post-card-art { min-height: 0; border-right: none; border-bottom: 1px solid var(--border); }
}
@media (max-width: 1100px) {
  .post-layout { grid-template-columns: minmax(0, 1fr); gap: 2rem; max-width: var(--read-w); }
  .post-layout > .toc, .post-layout > .prose { grid-column: 1; grid-row: auto; }
  .toc { position: static; max-height: none; }
}
@media (max-width: 640px) {
  .blog-shell { padding-left: 1rem; padding-right: 1rem; }
  .prose { font-size: 1rem; }
  .prose .lede { font-size: 1.08rem; }
  .pros-cons { grid-template-columns: 1fr; }
  .prose .chart-rows li { grid-template-columns: minmax(0, 1fr); gap: 0.35rem; }
  .chart-label { text-align: left; display: flex; gap: 0.5rem; align-items: baseline; }
  .best-for { flex-direction: column; gap: 0.35rem; }
  .author-box { grid-template-columns: minmax(0, 1fr); }
  .prose th, .prose td { padding: 0.7rem 0.8rem; }
}
@media (prefers-reduced-motion: reduce) {
  .js .chart .chart-bar { transform: none; }
  .read-progress { display: none; }
}