/* =============================================================
   XONO Blog — typography + layout for /blog/* pages
   Inherits the dark-green palette from /styles.css.
   ============================================================= */

:root {
  --content-w: 740px;
  --content-w-wide: 980px;
}

/* ---------- Reading width + hero ---------- */
.article {
  position: relative;
  z-index: 2;
  padding: clamp(110px, 14vh, 160px) var(--pad) clamp(80px, 12vh, 140px);
}
.article__inner {
  max-width: var(--content-w);
  margin: 0 auto;
}

.article__crumbs {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 18px;
  display: flex;
  gap: 8px;
  align-items: center;
}
.article__crumbs a {
  color: var(--ink-dim);
  transition: color 0.25s;
}
.article__crumbs a:hover { color: var(--accent); }
.article__crumbs span { color: var(--ink-faint); }

.article__category {
  display: inline-block;
  margin-bottom: 16px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(91, 196, 1, 0.4);
  border-radius: 999px;
  background: rgba(91, 196, 1, 0.04);
}

.article__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0 0 20px;
  color: var(--ink);
}

.article__lede {
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.55;
  color: var(--ink-dim);
  margin: 0 0 32px;
  max-width: 64ch;
}

.article__meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.article__meta span { display: inline-flex; align-items: center; gap: 6px; }
.article__meta strong { color: var(--ink); font-weight: 500; }

/* ---------- TL;DR block — what LLMs cite ---------- */
.article__tldr {
  margin: 0 0 48px;
  padding: 24px 28px;
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(91, 196, 1, 0.06), rgba(91, 196, 1, 0.015) 60%, transparent),
    rgba(6, 11, 8, 0.85);
  border: 1px solid rgba(91, 196, 1, 0.18);
  backdrop-filter: blur(18px) saturate(135%);
  -webkit-backdrop-filter: blur(18px) saturate(135%);
}
.article__tldr h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 14px;
  font-weight: 500;
}
.article__tldr ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.article__tldr li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
}
.article__tldr li::before {
  content: '';
  position: absolute;
  left: 0; top: 10px;
  width: 8px; height: 1px;
  background: var(--accent);
}

/* ---------- Body prose ---------- */
.prose {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
}
.prose > * { max-width: 100%; }

.prose h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 56px 0 16px;
  color: var(--ink);
  scroll-margin-top: 96px;
}
.prose h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(19px, 1.8vw, 22px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 36px 0 12px;
  color: var(--ink);
  scroll-margin-top: 96px;
}
.prose p {
  margin: 0 0 20px;
  color: var(--ink-dim);
}
.prose p strong { color: var(--ink); font-weight: 500; }
.prose a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgba(91, 196, 1, 0.4);
  transition: text-decoration-color 0.25s, color 0.25s;
}
.prose a:hover {
  color: #B6FF6A;
  text-decoration-color: var(--accent);
}

.prose ul, .prose ol {
  margin: 0 0 24px;
  padding-left: 20px;
  color: var(--ink-dim);
}
.prose li {
  margin-bottom: 8px;
  padding-left: 4px;
  line-height: 1.65;
}
.prose ul li::marker {
  color: var(--accent);
  content: '— ';
}

.prose blockquote {
  margin: 28px 0;
  padding: 6px 0 6px 22px;
  border-left: 2px solid rgba(91, 196, 1, 0.4);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 19px;
  line-height: 1.5;
  color: var(--ink);
}

.prose code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(91, 196, 1, 0.08);
  border: 1px solid rgba(91, 196, 1, 0.15);
  color: #c5e5a6;
}
.prose pre {
  margin: 24px 0;
  padding: 18px 22px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--line);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
}
.prose pre code {
  background: none;
  border: 0;
  padding: 0;
  font-size: inherit;
  color: inherit;
}

/* ---------- FAQ section — fed straight to schema.org/FAQPage ---------- */
.article__faq {
  margin: 64px 0 0;
}
.article__faq h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(24px, 2.4vw, 32px);
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  color: var(--ink);
}
.faq-item {
  border-top: 1px solid var(--line);
  padding: 22px 0;
}
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  margin: 0 0 10px;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.faq-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-dim);
}

/* ---------- Footer CTA ---------- */
.article__cta {
  margin: 72px 0 0;
  padding: 36px 32px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(91, 196, 1, 0.05), transparent 70%),
    rgba(6, 11, 8, 0.9);
  border: 1px solid rgba(91, 196, 1, 0.2);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}
.article__cta h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(22px, 2vw, 28px);
  margin: 0;
  color: var(--ink);
  letter-spacing: -0.015em;
}
.article__cta p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.55;
  max-width: 60ch;
}
.article__cta .btn { margin-top: 8px; }

/* ---------- Related articles ---------- */
.article__related {
  margin: 64px 0 0;
}
.article__related h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 20px;
  font-weight: 500;
}
.article__related ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}
.article__related a {
  display: block;
  padding: 18px 20px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(6, 11, 8, 0.6);
  transition: border-color 0.3s, background 0.3s;
}
.article__related a:hover {
  border-color: rgba(91, 196, 1, 0.35);
  background: rgba(6, 11, 8, 0.85);
}
.article__related a strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.005em;
  line-height: 1.3;
  margin-bottom: 6px;
}
.article__related a span {
  color: var(--ink-dim);
  font-size: 13px;
}

/* ---------- Blog index ---------- */
.blog-index {
  position: relative;
  z-index: 2;
  padding: clamp(110px, 14vh, 160px) var(--pad) clamp(80px, 12vh, 140px);
}
.blog-index__head {
  max-width: var(--content-w-wide);
  margin: 0 auto 48px;
}
.blog-index__head h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 16px 0 16px;
  color: var(--ink);
}
.blog-index__head p {
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.55;
  color: var(--ink-dim);
  max-width: 60ch;
  margin: 0;
}
.blog-index__grid {
  max-width: var(--content-w-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.blog-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0.006) 35%, transparent 60%),
    rgba(6, 11, 8, 0.88);
  backdrop-filter: blur(22px) saturate(135%);
  -webkit-backdrop-filter: blur(22px) saturate(135%);
  transition: transform 0.4s var(--ease-out), border-color 0.4s, box-shadow 0.4s;
  color: inherit;
}
.blog-card:hover {
  transform: translateY(-2px);
  border-color: rgba(91, 196, 1, 0.22);
  box-shadow:
    0 24px 56px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(91, 196, 1, 0.08);
}
.blog-card__cat {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}
.blog-card h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(20px, 1.8vw, 24px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 0;
  color: var(--ink);
}
.blog-card p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.55;
}
.blog-card__meta {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ---------- Mobile ---------- */
@media (max-width: 600px) {
  .article { padding: 96px 18px 80px; }
  .article__title { font-size: clamp(30px, 8vw, 40px); }
  .article__lede { font-size: 15px; }
  .article__tldr { padding: 20px 22px; }
  .prose { font-size: 16px; }
  .prose h2 { margin-top: 40px; }
  .prose pre { font-size: 12px; padding: 14px 16px; }
  .article__cta { padding: 26px 22px; }
  .blog-index { padding: 96px 18px 80px; }
  .blog-card { padding: 22px; }
}