/* =============================================================
   Digital Hive - Long-form article (SEO content) styles
   ============================================================= */

/* -----------------------------------------------------------
   Article header
   ----------------------------------------------------------- */
.art-header {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--border-2);
}
@media (min-width: 768px) { .art-header { padding: 80px 0 56px; } }
/* Typography comes from the shared hero-heading rule in site.css;
   this rule owns layout only. */
.art-header h1 {
  margin: var(--space-4) 0 var(--space-5);
  max-width: 22ch;
}
.art-header__sub {
  font-size: var(--fs-20);
  color: var(--fg-2);
  margin: 0;
  max-width: 640px;
  line-height: 1.5;
}
.art-meta {
  margin-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  align-items: center;
  font-size: var(--fs-12);
  color: var(--fg-2);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-weight: var(--fw-bold);
}
.art-meta .dot { width: 3px; height: 3px; background: var(--dh-grey-light); border-radius: 50%; }

/* -----------------------------------------------------------
   Body layout - sidebar TOC + prose
   ----------------------------------------------------------- */
.art-body { padding: 56px 0; }
@media (min-width: 768px) { .art-body { padding: 72px 0; } }
.art-body__grid {
  display: grid;
  gap: var(--space-7);
}
@media (min-width: 1000px) {
  .art-body__grid {
    grid-template-columns: 240px 1fr;
    gap: 96px;
  }
}

/* -----------------------------------------------------------
   Table of Contents
   ----------------------------------------------------------- */
.toc {
  position: relative;
}
@media (min-width: 1000px) {
  .toc {
    position: sticky;
    top: 104px;
    align-self: start;
    max-height: calc(100vh - 128px);
    overflow-y: auto;
  }
}

.toc__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--fs-12);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--fg-2);
  margin-bottom: var(--space-4);
}
.toc__toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: transparent;
  border: 1px solid var(--border-1);
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 10px;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--dh-navy);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out);
}
.toc__toggle:active { transform: scale(0.97); }
.toc__toggle svg { transition: transform var(--dur-base) var(--ease-in-out); }
.toc[data-collapsed="true"] .toc__toggle svg { transform: rotate(-90deg); }
@media (min-width: 1000px) { .toc__toggle { display: none; } }

.toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  counter-reset: tocn;
  border-left: 1px solid var(--border-2);
}
.toc[data-collapsed="true"] .toc__list { display: none; }
@media (min-width: 1000px) { .toc[data-collapsed="true"] .toc__list { display: flex; } }

.toc__list li { counter-increment: tocn; }
.toc__list a {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 8px;
  padding: 8px 0 8px var(--space-4);
  font-size: var(--fs-14);
  font-weight: var(--fw-medium);
  color: var(--fg-2);
  border: none;
  border-left: 2px solid transparent;
  margin-left: -1px;
  line-height: 1.35;
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.toc__list a:hover { color: var(--dh-navy); }
.toc__list a::before {
  content: counter(tocn, decimal-leading-zero);
  font-variant-numeric: tabular-nums;
  color: var(--fg-2);
  font-weight: var(--fw-bold);
  letter-spacing: var(--tracking-wide);
  font-size: 11px;
  padding-top: 2px;
}
.toc__list a.is-current {
  color: var(--dh-navy);
  border-left-color: var(--dh-orange);
  font-weight: var(--fw-bold);
}
.toc__list a.is-current::before { color: var(--dh-orange); }

/* -----------------------------------------------------------
   TL;DR card — below TOC in sidebar
   ----------------------------------------------------------- */
.toc__tldr {
  margin-top: var(--space-5);
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-left: 3px solid var(--dh-orange);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-3) var(--space-4);
}
.toc__tldr-label {
  display: block;
  font-size: 10px;
  font-weight: var(--fw-bold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--dh-orange);
  margin-bottom: var(--space-2);
}
.toc__tldr p {
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--fg-2);
  margin: 0;
}

/* -----------------------------------------------------------
   Prose
   ----------------------------------------------------------- */
.prose { max-width: 720px; }
.prose > section { scroll-margin-top: 96px; }
.prose > section + section { margin-top: var(--space-9); }

.prose h2 {
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--dh-navy);
  margin: 0 0 var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-2);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: baseline;
  text-wrap: balance;
}
.prose h2 .num {
  font-size: 14px;
  font-weight: var(--fw-bold);
  font-variant-numeric: tabular-nums;
  letter-spacing: var(--tracking-wide);
  color: var(--dh-orange);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  align-self: start;
  margin-top: 8px;
}

.prose h3 {
  font-size: var(--fs-20);
  color: var(--dh-navy);
  margin: var(--space-6) 0 var(--space-3);
}

.prose p {
  font-size: var(--fs-18);
  color: var(--dh-navy);
  line-height: 1.65;
  margin: 0 0 var(--space-5);
  text-wrap: pretty;
}

.prose p.lede {
  font-size: clamp(20px, 2vw, 24px);
  font-weight: var(--fw-medium);
  color: var(--dh-navy);
  line-height: 1.45;
  margin: 0 0 var(--space-6);
  letter-spacing: -0.005em;
}

.prose a {
  color: var(--dh-orange);
  font-weight: var(--fw-medium);
  text-decoration: none;
  border-bottom: 1px solid rgba(243, 146, 53, 0.45);
}
.prose a:hover {
  color: var(--link-hover);
  border-bottom-color: currentColor;
}

.prose ul, .prose ol {
  margin: 0 0 var(--space-5);
  padding: 0;
  list-style: none;
}
.prose ul li, .prose ol li {
  position: relative;
  padding: 6px 0 6px var(--space-6);
  font-size: var(--fs-18);
  color: var(--dh-navy);
  line-height: 1.55;
}
.prose ul li::before {
  content: "-";
  position: absolute;
  left: 0;
  top: 6px;
  color: var(--dh-orange);
  font-weight: var(--fw-bold);
  font-size: var(--fs-20);
  line-height: 1.55;
}
.prose ol { counter-reset: prosel; }
.prose ol li { padding-left: var(--space-7); counter-increment: prosel; }
.prose ol li::before {
  content: counter(prosel, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 8px;
  font-size: 14px;
  font-weight: var(--fw-bold);
  color: var(--dh-orange);
  font-variant-numeric: tabular-nums;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  letter-spacing: var(--tracking-wide);
}

.prose blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-5) var(--space-6);
  background: var(--bg-3);
  border-left: 3px solid var(--dh-orange);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.prose blockquote p {
  font-size: clamp(18px, 1.7vw, 21px);
  font-weight: var(--fw-medium);
  line-height: 1.5;
  margin: 0;
  color: var(--dh-navy);
}

.prose strong { color: var(--dh-navy); font-weight: var(--fw-bold); }

/* Definition card - pull-out "in plain language" boxes */
.def {
  margin: var(--space-6) 0;
  padding: var(--space-6);
  background: var(--dh-navy);
  color: #fff;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}
.def::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 52'><polygon points='30,1 59,17 59,35 30,51 1,35 1,17' fill='none' stroke='%23ffffff' stroke-width='0.4' stroke-opacity='0.08'/></svg>");
  background-size: 60px 52px;
  pointer-events: none;
}
.def > * { position: relative; z-index: 1; }
.def__label {
  display: inline-block;
  font-size: var(--fs-12);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--dh-yellow);
  margin-bottom: var(--space-3);
}
.def p {
  color: #fff;
  font-size: clamp(18px, 1.8vw, 22px);
  margin: 0;
  line-height: 1.45;
  font-weight: var(--fw-medium);
}

/* Snippet - featured-snippet-optimized box (Q+A) */
.snippet {
  margin: var(--space-6) 0;
  padding: var(--space-6);
  background: var(--dh-white);
  border: 2px solid var(--dh-yellow);
  border-radius: var(--radius-md);
  position: relative;
}
.snippet::before {
  content: "Quick answer";
  position: absolute;
  top: -10px;
  left: var(--space-5);
  padding: 2px 10px;
  background: var(--dh-yellow);
  color: var(--dh-navy);
  font-size: var(--fs-12);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  border-radius: var(--radius-pill);
}
.snippet p { margin: 0; font-size: var(--fs-18); color: var(--dh-navy); }
.snippet p + p { margin-top: var(--space-3); }

/* Comparison table */
.cmp-table {
  margin: var(--space-6) 0;
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.cmp-table table { width: 100%; border-collapse: collapse; }
.cmp-table th,
.cmp-table td {
  text-align: left;
  padding: 14px 16px;
  font-size: var(--fs-16);
  vertical-align: top;
  border-bottom: 1px solid var(--border-2);
}
.cmp-table th {
  background: var(--bg-3);
  font-weight: var(--fw-bold);
  color: var(--dh-navy);
  font-size: var(--fs-14);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
}
.cmp-table td:first-child {
  font-weight: var(--fw-bold);
  color: var(--dh-navy);
  width: 28%;
}
.cmp-table tr:last-child td { border-bottom: none; }

/* FAQ within prose - uses <details>; styled like the Pricing FAQ */
.prose details {
  border-top: 1px solid var(--border-2);
}
.prose details:last-of-type { border-bottom: 1px solid var(--border-2); }
.prose details summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  font-size: var(--fs-18);
  font-weight: var(--fw-bold);
  color: var(--dh-navy);
  text-wrap: pretty;
  transition: color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.prose details summary::-webkit-details-marker { display: none; }
@media (hover: hover) and (pointer: fine) {
  .prose details summary:hover { color: var(--dh-orange); }
}
.prose details summary:active { transform: scale(0.99); }
.prose details summary::after {
  content: "+";
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 22px;
  font-weight: var(--fw-bold);
  color: var(--dh-orange);
  flex-shrink: 0;
  transition: transform var(--dur-base) var(--ease-out);
}
.prose details[open] summary::after { content: "−"; }
.prose details p {
  margin: 0 0 var(--space-5);
  font-size: var(--fs-16);
  color: var(--fg-2);
  line-height: 1.55;
}

/* -----------------------------------------------------------
   Related content
   ----------------------------------------------------------- */
.art-related {
  background: var(--bg-3);
  border-top: 1px solid var(--border-2);
  padding: 56px 0;
}
@media (min-width: 768px) { .art-related { padding: 72px 0; } }
.art-related h3 {
  font-size: var(--fs-32);
  letter-spacing: -0.02em;
  color: var(--dh-navy);
  margin: 0 0 var(--space-6);
}

.art-related__grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .art-related__grid { grid-template-columns: repeat(3, 1fr); } }

.related-card {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-6);
  background: var(--dh-white);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .related-card:hover {
    border-color: var(--dh-yellow);
    box-shadow: 0 1px 0 var(--dh-yellow), var(--shadow-1);
    transform: translateY(-1px);
  }
}
.related-card:active {
  transform: translateY(0) scale(0.98);
}
.related-card .tag {
  font-size: var(--fs-12);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--fg-accent);
}
.related-card h4 {
  font-size: var(--fs-20);
  line-height: 1.2;
  color: var(--dh-navy);
  margin: 0;
  letter-spacing: -0.01em;
  font-weight: var(--fw-bold);
}
.related-card .arrow-row {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-14);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--dh-navy);
  margin-top: var(--space-2);
  transition: color var(--dur-fast) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .related-card:hover .arrow-row { color: var(--dh-orange); }
}
.related-card .arrow { transition: transform var(--dur-base) var(--ease-out); }
.related-card:hover .arrow { transform: translateX(4px); }

/* -----------------------------------------------------------
   Subtle bottom CTA
   ----------------------------------------------------------- */
.art-cta {
  padding: 40px 0;
  background: var(--dh-navy);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
@media (min-width: 768px) { .art-cta { padding: 56px 0; } }

.art-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 52'><polygon points='30,1 59,17 59,35 30,51 1,35 1,17' fill='none' stroke='%23ffffff' stroke-width='0.4' stroke-opacity='0.06'/></svg>");
  background-size: 60px 52px;
}
.art-cta .container { position: relative; z-index: 1; max-width: 760px; }
.art-cta h2 {
  font-size: clamp(28px, 3.6vw, 44px);
  color: #fff;
  margin: 0 0 var(--space-3);
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.art-cta p {
  font-size: var(--fs-18);
  color: rgba(255,255,255,0.75);
  margin: 0 0 var(--space-6);
}

@media (prefers-reduced-motion: reduce) {
  .toc__toggle,
  .toc__toggle svg,
  .prose details summary,
  .related-card,
  .related-card .arrow,
  .related-card .arrow-row { transition: none; }
  .toc__toggle:active,
  .prose details summary:active,
  .related-card:active { transform: none; }
}