.blog-page h1 {
  max-width: 13.5ch;
}

.blog-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.55fr);
  gap: 32px;
  align-items: end;
  padding: 18px 0 36px;
}

.blog-hero-copy {
  max-width: 780px;
}

.blog-newsletter,
.sidebar-panel,
.post-card {
  border: 1px solid rgba(102, 129, 187, 0.52);
  background: rgba(7, 14, 36, 0.9);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.28);
}

.blog-newsletter {
  border-radius: 24px;
  padding: 22px;
}

.blog-newsletter ul {
  list-style: none;
  display: grid;
  gap: 10px;
  color: #d6deed;
  font-size: 0.94rem;
}

.blog-newsletter li {
  padding: 10px 12px;
  border: 1px solid rgba(102, 129, 187, 0.32);
  border-radius: 14px;
  background: rgba(5, 9, 24, 0.5);
}

.blog-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 28px;
  align-items: start;
  padding-top: 32px;
}

.blog-main {
  min-width: 0;
}

.featured-post {
  margin-bottom: 18px;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.post-grid:empty {
  display: none;
}

.post-card {
  border-radius: 22px;
  overflow: hidden;
  min-height: 230px;
  transition: transform 0.16s ease, border-color 0.18s ease, background 0.18s ease;
}

.post-card:hover {
  transform: translateY(-2px);
  border-color: rgba(46, 217, 255, 0.62);
  background: rgba(8, 15, 39, 0.98);
}

.post-card.featured {
  min-height: 300px;
  border-color: rgba(46, 217, 255, 0.58);
  background:
    radial-gradient(circle at top left, rgba(46, 217, 255, 0.13), transparent 34%),
    radial-gradient(circle at bottom right, rgba(165, 255, 10, 0.08), transparent 28%),
    rgba(7, 14, 36, 0.93);
}

.post-card-link {
  display: flex;
  flex-direction: column;
  min-height: inherit;
  padding: 24px;
}

.post-kicker {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 900;
  margin-bottom: 12px;
}

.post-card h3 {
  font-size: clamp(1.28rem, 2.4vw, 2.15rem);
  line-height: 1.09;
  letter-spacing: -0.04em;
  max-width: 760px;
  margin-bottom: 12px;
}

.post-grid .post-card h3 {
  font-size: 1.22rem;
  line-height: 1.18;
}

.post-card p {
  color: #c5cde0;
  max-width: 680px;
}

.post-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: 28px;
  color: #91a0bd;
  font-size: 0.84rem;
}

.post-meta span + span::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin: 0 12px 2px 0;
  border-radius: 999px;
  background: var(--lime);
}

.blog-sidebar {
  display: grid;
  gap: 16px;
  position: sticky;
  top: 18px;
}

.sidebar-panel {
  border-radius: 22px;
  padding: 20px;
}

.sidebar-panel h3 {
  font-size: 1.3rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.sidebar-panel p {
  color: #c5cde0;
  font-size: 0.92rem;
  margin-bottom: 16px;
}

.sidebar-panel.compact p {
  margin-bottom: 0;
}

.article-page {
  max-width: 920px;
}

.article-hero {
  padding: 18px 0 28px;
}

.article-hero h1 {
  max-width: 900px;
  font-size: clamp(2rem, 4vw, 3.75rem);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: #b0bad2;
  font-size: 0.92rem;
}

.article-body {
  border: 1px solid rgba(102, 129, 187, 0.46);
  border-radius: 24px;
  padding: clamp(22px, 4vw, 38px);
  background: rgba(7, 14, 36, 0.9);
}

.toc {
  border: 1px solid rgba(102, 129, 187, 0.4);
  border-radius: 20px;
  padding: 20px clamp(20px, 4vw, 30px);
  margin-bottom: 24px;
  background: rgba(7, 14, 36, 0.6);
}

.toc-label {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.toc ol {
  list-style: none;
  counter-reset: toc;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 24px;
  padding: 0;
  margin: 0;
}

.toc ol li {
  counter-increment: toc;
  font-size: 0.92rem;
}

.toc ol li a {
  display: block;
  color: #c5cde0;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.toc ol li a::before {
  content: counter(toc) ". ";
  color: var(--cyan);
  font-weight: 700;
}

.toc ol li a:hover {
  color: var(--white);
  border-bottom-color: rgba(46, 217, 255, 0.4);
}

.toc-note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(102, 129, 187, 0.28);
  font-size: 0.88rem;
  color: #a7b2cb;
}

.toc-note a {
  color: var(--cyan);
  font-weight: 600;
  border-bottom: 1px solid rgba(46, 217, 255, 0.4);
}

.article-body .toc-note {
  margin: 16px 0;
  border: none;
  padding: 0;
}

@media (max-width: 640px) {
  .toc ol {
    grid-template-columns: 1fr;
  }
}

.article-body p,
.article-body li {
  color: #d2dbea;
  font-size: 1.03rem;
}

.article-body p + p,
.article-body ul + p,
.article-body ol + p,
.article-body p + ul,
.article-body p + ol,
.article-body p + blockquote,
.article-body blockquote + p,
.article-body p + pre,
.article-body pre + p,
.article-body p + table,
.article-body table + p {
  margin-top: 16px;
}

.article-body h2 {
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  line-height: 1.18;
  letter-spacing: -0.035em;
  margin: 34px 0 10px;
}

.article-body ul,
.article-body ol {
  padding-left: 20px;
  display: grid;
  gap: 10px;
}

.article-body h3 {
  font-size: clamp(1.08rem, 1.8vw, 1.28rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: #f5f8ff;
  margin: 26px 0 8px;
}

.article-body strong {
  color: #ffffff;
}

.article-body hr {
  border: none;
  border-top: 1px solid rgba(102, 129, 187, 0.32);
  margin: 34px 0;
}

.article-body blockquote {
  margin: 16px 0;
  padding: 13px 18px;
  border-left: 3px solid var(--cyan);
  border-radius: 0 14px 14px 0;
  background: rgba(46, 217, 255, 0.06);
  color: #f0f5ff;
  font-weight: 600;
  font-size: 1.02rem;
  line-height: 1.5;
}

.article-body blockquote p {
  margin: 0;
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
}

.article-body pre {
  margin: 16px 0;
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px solid rgba(46, 217, 255, 0.28);
  border-left: 3px solid var(--cyan);
  background: rgba(255, 255, 255, 0.045);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.article-body pre code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.84rem;
  line-height: 1.7;
  color: #cfe6ff;
  /* pre-wrap keeps line breaks and indentation (so diagrams still line up)
     but lets long lines wrap instead of running off the edge of the box. */
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
  background: none;
  border: none;
  padding: 0;
  display: block;
}

.article-body :not(pre) > code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.88em;
  background: rgba(46, 217, 255, 0.1);
  border: 1px solid rgba(46, 217, 255, 0.24);
  border-radius: 6px;
  padding: 1px 6px;
  color: var(--cyan);
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.92rem;
  overflow-x: auto;
  display: block;
}

.article-body th,
.article-body td {
  border: 1px solid rgba(102, 129, 187, 0.32);
  padding: 10px 12px;
  text-align: left;
  color: #d2dbea;
  vertical-align: top;
}

.article-body th {
  background: rgba(46, 217, 255, 0.08);
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.74rem;
  white-space: nowrap;
}

.article-cta {
  margin-top: 28px;
  border: 1px solid rgba(46, 217, 255, 0.34);
  border-radius: 22px;
  padding: 22px;
  background:
    radial-gradient(circle at top left, rgba(46, 217, 255, 0.12), transparent 34%),
    rgba(8, 15, 39, 0.95);
}

@media (max-width: 980px) {
  .blog-hero,
  .blog-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .blog-sidebar {
    position: static;
  }
}

@media (max-width: 760px) {
  .post-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .post-card-link,
  .blog-newsletter,
  .sidebar-panel {
    padding: 18px;
  }
}