/* ============================================================
   BLOG
============================================================ */
:root {
  /* Chart-only marks: higher chroma/contrast than --green/--gold need as
     data marks (validated with the dataviz palette checker for CVD
     separation + contrast against a white chart surface). */
  --cc-custom:  #1E7A52;
  --cc-shopify: #B8892F;
}
.blog-body {
  background: var(--bg);
}

.blog-nav {
  position: sticky;
}
.blog-body .footer {
  padding-top: 22px;
}

.blog-hero {
  padding: 84px 0 64px;
  background:
    linear-gradient(135deg, rgba(18,48,32,0.92), rgba(30,74,53,0.88)),
    url('https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1600&q=70') center/cover;
  color: #fff;
}
.blog-hero-inner {
  max-width: 780px;
}
.blog-hero .eyebrow,
.blog-hero .section-title {
  color: #fff;
}
.blog-hero .title-rule {
  background: linear-gradient(90deg, #7ee2ab, var(--gold));
}
.blog-hero p {
  max-width: 660px;
  color: rgba(255,255,255,0.76);
  font-size: 1.05rem;
  line-height: 1.76;
}

.blog-index {
  padding: 72px 0 96px;
  background: var(--bg-alt);
}
.blog-index-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.blog-index-card {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  padding: 30px;
  min-height: 310px;
  transition: transform var(--t-slow), box-shadow var(--t-slow), border-color var(--t-slow);
}
.blog-index-card:hover {
  border-color: rgba(46,107,79,0.24);
  box-shadow: var(--shadow-xl);
  transform: translateY(-5px);
}
.blog-index-card time,
.post-kicker {
  display: block;
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.blog-index-card h2 {
  font-family: 'Lora', Georgia, serif;
  color: var(--text-dark);
  font-size: 1.35rem;
  line-height: 1.28;
  margin-bottom: 12px;
}
.blog-index-card h2 a {
  color: inherit;
  transition: color var(--t);
}
.blog-index-card h2 a:hover {
  color: var(--green);
}
.blog-index-card p {
  color: var(--text-light);
  line-height: 1.72;
  margin-bottom: 18px;
}
.blog-index-card .svc-link {
  margin-top: auto;
}

.blog-card-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
  margin-bottom: 14px;
}
.blog-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--r-sm);
  background: var(--green-pale);
  color: var(--green);
  flex-shrink: 0;
}
.blog-card-kicker .post-kicker {
  margin-bottom: 0;
}
.blog-card-kicker time,
.blog-card-kicker > span[aria-hidden] {
  display: inline;
  color: var(--text-light);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: normal;
  text-transform: none;
  margin-bottom: 0;
}

/* ── Category filter — right-hand sidebar, mirrors .post-sidebar ───── */
.blog-index-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 40px;
  align-items: start;
}
.blog-filter-sidebar {
  position: sticky;
  top: 112px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: 22px;
}
.blog-filter-sidebar h2 {
  font-family: 'Lora', Georgia, serif;
  color: var(--text-dark);
  font-size: 1.05rem;
  margin-bottom: 14px;
}
.blog-filter-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.blog-filter-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-align: left;
  padding: 9px 14px;
  background: var(--bg);
  color: var(--text-body);
  border: 1px solid var(--border);
  border-radius: var(--r);
  cursor: pointer;
  transition: background var(--t), border-color var(--t), color var(--t);
}
.blog-filter-chip:hover {
  border-color: rgba(46,107,79,0.35);
  color: var(--green-dark);
}
.blog-filter-chip .blog-filter-count {
  font-variant-numeric: tabular-nums;
  color: var(--text-light);
  font-weight: 600;
}
.blog-filter-chip[aria-pressed="true"] {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}
.blog-filter-chip[aria-pressed="true"] .blog-filter-count {
  color: rgba(255,255,255,0.8);
}
.blog-filter-chip:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}
.blog-filter-empty {
  color: var(--text-light);
  font-size: 0.9rem;
  padding: 16px 0 0;
}

/* ── Featured post — dynamic modifier, applied by JS to whichever
   card is newest within the current filter. The "Featured" badge itself
   is created/removed by JS too (not hidden via CSS), so a non-JS text
   or crawler read of the page never sees "Featured" on every card. ──── */
.blog-featured-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.blog-index-card.is-featured {
  grid-column: 1 / -1;
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.blog-index-card.is-featured::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: linear-gradient(180deg, var(--green), var(--gold));
}
.blog-index-card.is-featured .blog-card-kicker {
  margin-bottom: 16px;
}
.blog-index-card.is-featured .blog-card-icon {
  width: 34px;
  height: 34px;
}
.blog-index-card.is-featured h2 {
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  line-height: 1.22;
  max-width: 26ch;
}
.blog-index-card.is-featured p {
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 62ch;
}
.blog-index-card.is-featured .svc-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  text-transform: none;
  color: #fff;
  background: var(--green);
  padding: 13px 22px;
  border-radius: var(--r-full);
  margin-top: auto;
  align-self: flex-start;
  transition: background var(--t), gap var(--t);
}
.blog-index-card.is-featured .svc-link:hover {
  background: var(--green-dark);
  color: #fff;
}

.post-hero {
  padding: 140px 0 56px;
  background: var(--bg-cream);
  border-bottom: 1px solid var(--border-light);
}
.post-hero-inner {
  max-width: 820px;
}
.post-hero h1 {
  font-family: 'Lora', Georgia, serif;
  color: var(--text-dark);
  font-size: clamp(2rem, 4.5vw, 3.35rem);
  line-height: 1.12;
  margin-bottom: 18px;
}
.post-dek {
  color: var(--text-body);
  font-size: 1.08rem;
  line-height: 1.78;
  max-width: 760px;
}
.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  color: var(--text-light);
  font-size: 0.86rem;
}

.post-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 64px;
  align-items: start;
  padding: 64px 28px 96px;
}
.post-content {
  max-width: 760px;
}
.post-content h2 {
  font-family: 'Lora', Georgia, serif;
  color: var(--text-dark);
  font-size: 1.65rem;
  line-height: 1.28;
  margin: 34px 0 12px;
}
.post-content h3 {
  color: var(--text-dark);
  font-size: 1.05rem;
  line-height: 1.38;
  margin: 24px 0 8px;
}
.post-content p,
.post-content li {
  color: var(--text-body);
  font-size: 1rem;
  line-height: 1.82;
}
.post-content p {
  margin-bottom: 16px;
}
.post-content ul,
.post-content ol {
  list-style: disc;
  padding-left: 24px;
  margin: 0 0 20px;
}
.post-content li {
  margin-bottom: 8px;
}
.post-content a:not(.btn) {
  color: var(--green);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.post-content .btn {
  text-decoration: none;
}
.post-callout {
  background: var(--green-pale);
  border: 1px solid rgba(46,107,79,0.18);
  border-radius: var(--r-lg);
  padding: 22px;
  margin: 28px 0;
}
.post-callout p:last-child {
  margin-bottom: 0;
}
.post-pullquote {
  font-family: 'Lora', Georgia, serif;
  font-style: italic;
  font-weight: 600;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--text-dark);
  border-left: 3px solid var(--green);
  padding: 2px 0 2px 22px;
  margin: 28px 0;
}

.post-content code {
  font-family: 'SF Mono', ui-monospace, 'Cascadia Code', Consolas, monospace;
  font-size: 0.88em;
  background: var(--bg-cream);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 0.1em 0.4em;
}
.post-content pre {
  background: var(--text-dark);
  color: var(--bg-alt);
  border-radius: var(--r);
  padding: 18px 20px;
  margin: 0 0 20px;
  overflow-x: auto;
}
.post-content pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: 0.86rem;
  line-height: 1.6;
}

/* ── Inline diagram figures ─────────────────────────── */
.post-figure {
  margin: 28px 0;
  border: 1px solid var(--border-light);
  border-radius: var(--r-lg);
  background: var(--bg-alt);
  padding: 20px 22px 16px;
}
.post-figure svg {
  width: 100%;
  height: auto;
  display: block;
}
.post-figure figcaption {
  margin-top: 12px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-light);
  text-align: center;
}
.pf-box {
  fill: var(--bg-cream);
  stroke: var(--border);
  stroke-width: 1.3;
}
.pf-box--accent {
  fill: var(--green-pale);
  stroke: var(--green);
}
.pf-box--gold {
  fill: var(--gold-pale);
  stroke: var(--gold);
}
.pf-box--blocked {
  fill: #FBEEEC;
  stroke: #C4574C;
  stroke-dasharray: 4 3;
}
.pf-line {
  stroke: var(--text-light);
  stroke-width: 1.4;
  fill: none;
}
.pf-line--accent {
  stroke: var(--green);
}
.pf-line--blocked {
  stroke: #C4574C;
  stroke-dasharray: 4 3;
}
.pf-arrow {
  fill: var(--text-light);
}
.pf-arrow--accent {
  fill: var(--green);
}
.pf-arrow--blocked {
  fill: #C4574C;
}
.pf-title {
  font: 700 12px 'Inter', sans-serif;
  fill: var(--text-dark);
}
.pf-label {
  font: 600 11.5px 'Inter', sans-serif;
  fill: var(--text-dark);
}
.pf-sublabel {
  font: 400 10px 'Inter', sans-serif;
  fill: var(--text-light);
}
.pf-tag {
  font: 700 9.5px 'Inter', sans-serif;
  fill: #C4574C;
}
.pf-tag--accent {
  fill: var(--green-dark);
}

/* ── Cost comparison stat tiles ─────────────────────── */
.cc-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 24px 0 28px;
}
.cc-stat-group {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 18px 20px;
  background: var(--bg-alt);
}
.cc-stat-group-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 12px;
}
.cc-stat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 0;
}
.cc-stat-row + .cc-stat-row {
  border-top: 1px solid var(--border-light);
}
.cc-stat-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  color: var(--text-body);
  font-weight: 500;
}
.cc-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.cc-dot--custom { background: var(--cc-custom); }
.cc-dot--shopify { background: var(--cc-shopify); }
.cc-stat-value {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--text-dark);
  font-size: 1.15rem;
  white-space: nowrap;
}

/* ── Cumulative cost chart ──────────────────────────── */
.cc-chart-wrap {
  margin: 24px 0 12px;
}
.cc-legend {
  display: flex;
  gap: 20px;
  margin-bottom: 10px;
  font-size: 0.85rem;
  color: var(--text-body);
}
.cc-legend-item {
  display: flex;
  align-items: center;
  gap: 7px;
}
.cc-legend-swatch {
  width: 14px;
  height: 3px;
  border-radius: 2px;
  flex-shrink: 0;
}
.cc-legend-swatch--custom { background: var(--cc-custom); }
.cc-legend-swatch--shopify { background: var(--cc-shopify); }
.cc-chart-svg {
  width: 100%;
  height: auto;
  display: block;
}
.cc-chart-svg text {
  font-family: 'Inter', -apple-system, sans-serif;
  fill: var(--text-light);
}
.cc-chart-svg .cc-axis-line {
  stroke: var(--border);
  stroke-width: 1;
}
.cc-chart-svg .cc-line-custom {
  fill: none;
  stroke: var(--cc-custom);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cc-chart-svg .cc-line-shopify {
  fill: none;
  stroke: var(--cc-shopify);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cc-chart-svg .cc-dot-custom {
  fill: var(--cc-custom);
  stroke: var(--bg);
  stroke-width: 2;
}
.cc-chart-svg .cc-dot-shopify {
  fill: var(--cc-shopify);
  stroke: var(--bg);
  stroke-width: 2;
}
.cc-chart-svg .cc-end-label {
  font-size: 12.5px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.cc-chart-svg .cc-end-label--custom { fill: var(--green-dark); }
.cc-chart-svg .cc-end-label--shopify { fill: #8a6a1f; }
.cc-chart-svg .cc-breakeven-line {
  stroke: var(--text-xlight);
  stroke-width: 1;
  stroke-dasharray: 3 3;
}
.cc-chart-svg .cc-breakeven-label {
  font-size: 12px;
  font-weight: 600;
  fill: var(--text-dark);
}
.cc-chart-caption {
  font-size: 0.85rem;
  color: var(--text-light);
  margin: 10px 0 0;
}

.cc-table-details {
  margin: 8px 0 24px;
}
.cc-table-details summary {
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 10px;
}
.cc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.cc-table th,
.cc-table td {
  text-align: right;
  padding: 7px 10px;
  border-bottom: 1px solid var(--border-light);
  font-variant-numeric: tabular-nums;
  color: var(--text-body);
}
.cc-table th:first-child,
.cc-table td:first-child {
  text-align: left;
  font-variant-numeric: normal;
}
.cc-table th {
  color: var(--text-light);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

@media (max-width: 640px) {
  .cc-stats { grid-template-columns: 1fr; }
}
.post-sidebar {
  position: sticky;
  top: 112px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: 22px;
}
.post-sidebar h2 {
  font-family: 'Lora', Georgia, serif;
  color: var(--text-dark);
  font-size: 1.1rem;
  margin-bottom: 10px;
}
.post-sidebar p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 18px;
}
.post-sidebar .btn {
  width: 100%;
  justify-content: center;
}

.post-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 42px;
}

@media (max-width: 900px) {
  .blog-index-grid,
  .blog-index-layout,
  .post-layout {
    grid-template-columns: 1fr;
  }
  .post-sidebar,
  .blog-filter-sidebar {
    position: static;
  }
  .blog-index-main {
    order: 1;
  }
  .blog-filter-sidebar {
    order: 0;
  }
  .blog-filter-bar {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .blog-filter-chip {
    width: auto;
  }
}

@media (max-width: 640px) {
  .blog-hero {
    padding-top: 90px;
  }
  .post-hero {
    padding-top: 126px;
  }
  .blog-index-card,
  .post-sidebar {
    padding: 22px;
  }
  .blog-index-card.is-featured {
    padding: 22px;
  }
  .post-layout {
    padding-left: 28px;
    padding-right: 28px;
  }
}