/* ─── Arcis Blog (Anthropic-style layout, Arcis palette) ────── */
/* Newsroom-style layout: large header, hero on left + 3 stacked
   sub-features on right, divider, table-style listing with side
   illustration. Uses the existing Arcis palette: warm-cream bg,
   EB Garamond serif headings, Inter body, emerald accent. */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #e4e5e0;
  --bg-warm: #dadbd5;
  --bg-card: #f2f3f0;
  --bg-dark: #141413;
  --bg-code: #1e1e2e;
  --code-text: #cdd6f4;
  --text: #141413;
  --text-secondary: #474a45;
  --text-muted: #747a72;
  --accent: #00996D;
  --accent-hover: #007a57;
  --accent-light: #68D970;
  --accent-glow: rgba(0, 153, 109, 0.15);
  --red: #F40C3F;
  --gold: #eda100;
  /* Arcis Academy panel colors — applied to blog category pills */
  --panel-sage: #c9d8c3;
  --panel-lavender: #c8c4dc;
  --panel-blue: #7aa3d1;
  --panel-blue-ink: #1e2a3a;
  --panel-peach: #e2d6c1;
  --panel-sage-soft: rgba(201, 216, 195, 0.45);
  --panel-lavender-soft: rgba(200, 196, 220, 0.45);
  --panel-blue-soft: rgba(122, 163, 209, 0.22);
  --panel-peach-soft: rgba(226, 214, 193, 0.55);
  --border: #c8cac4;
  --border-soft: rgba(200, 202, 196, 0.5);
  --serif: 'EB Garamond', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --nav-h: 4.25rem;
  --container-w: 1280px;
  --reading-w: 760px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection { background: var(--accent-glow); color: var(--accent-hover); }
a { color: var(--accent); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: rgba(0,0,0,0.05);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  color: var(--text);
}

/* ─── Top Nav (matches main site) ────────────────────── */
.nav {
  position: sticky;
  top: 0;
  height: var(--nav-h);
  background: rgba(228, 229, 224, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}
.nav-logo span { color: var(--accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--text); font-weight: 600; }
.nav-cta { display: flex; align-items: center; gap: 0.75rem; }
.btn-star {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-card);
  transition: all 0.15s;
}
.btn-star:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-star svg { width: 14px; height: 14px; }
.btn-star .star-count {
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  margin-left: 0.15rem;
}
.btn-star .star-count:empty { display: none; }
.btn-primary-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  transition: background 0.15s;
}
.btn-primary-nav:hover { background: var(--accent-hover); color: #fff; }
.btn-primary-nav svg { width: 14px; height: 14px; }

/* ─── Layout ─────────────────────────────────────────── */
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 2rem;
}

main { min-height: calc(100vh - var(--nav-h) - 200px); }

/* ─── Blog Header (big EB Garamond title) ─────────────── */
.blog-header {
  padding: 4.5rem 0 3rem;
}
.blog-header h1 {
  font-family: var(--serif);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
}
.blog-header .lede {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-top: 1.25rem;
  max-width: 680px;
}

.blog-header-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ─── Hero section: featured on left + 3 stacked sub-features on right ─── */
.featured-row {
  padding: 3rem 0;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  border-bottom: 1px solid var(--border);
}

/* Featured (newest) on LEFT */
.featured-main .image-wrap {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}
.featured-main .image-wrap img,
.featured-main .image-wrap svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.featured-main .meta {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.featured-main .meta .category {
  color: var(--text);
  font-weight: 500;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  background: var(--bg-card);
}
/* Per-category palette — driven by the post topic */
.category[data-cat="Agents"]       { background: var(--accent-glow); color: var(--accent-hover); }
.category[data-cat="Detection"]    { background: var(--panel-blue-soft); color: var(--panel-blue-ink); }
.category[data-cat="WAF"]          { background: var(--panel-lavender-soft); color: var(--panel-blue-ink); }
.category[data-cat="Supply Chain"] { background: var(--panel-sage-soft); color: var(--panel-blue-ink); }
.featured-main h2 {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.4vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.featured-main h2 a { color: var(--text); }
.featured-main h2 a:hover { color: var(--accent); }
.featured-main .excerpt {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 3 stacked sub-features on RIGHT */
.featured-side {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.featured-side-card {
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--border-soft);
}
.featured-side-card:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.featured-side-card .meta {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}
.featured-side-card .meta .category {
  color: var(--text);
  font-weight: 500;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: var(--bg-card);
  font-size: 0.74rem;
}
.featured-side-card h3 {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin-bottom: 0.65rem;
}
.featured-side-card h3 a { color: var(--text); }
.featured-side-card h3 a:hover { color: var(--accent); }
.featured-side-card .excerpt {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

@media (max-width: 960px) {
  .featured-row { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ─── All posts section: heading + search + table list with side illustration ─── */
.posts-section {
  padding: 4rem 0 5rem;
}
.posts-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.posts-section-header h2 {
  font-family: var(--serif);
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
}
.posts-search {
  position: relative;
  width: 280px;
}
.posts-search input {
  width: 100%;
  padding: 0.65rem 0.95rem 0.65rem 2.4rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--text);
  transition: border-color 0.15s;
}
.posts-search input:focus {
  outline: none;
  border-color: var(--accent);
}
.posts-search input::placeholder { color: var(--text-muted); }
.posts-search svg {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

/* Layout: table on left, side illustration card on right */
.posts-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 3rem;
  align-items: start;
}

.posts-table {
  width: 100%;
  border-collapse: collapse;
}
.posts-table thead th {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-align: left;
  padding: 0 1.25rem 1rem 0;
  border-bottom: 1px solid var(--border);
}
.posts-table thead th:first-child { width: 140px; }
.posts-table thead th:nth-child(2) { width: 160px; }
.posts-table tbody tr {
  border-bottom: 1px solid var(--border-soft);
  transition: background-color 0.15s;
}
.posts-table tbody tr:hover {
  background-color: rgba(0, 153, 109, 0.04);
}
.posts-table tbody td {
  padding: 1.2rem 1.25rem 1.2rem 0;
  vertical-align: top;
  font-size: 0.95rem;
}
.posts-table tbody td:first-child {
  color: var(--text-muted);
  font-size: 0.88rem;
  white-space: nowrap;
}
.posts-table tbody td:nth-child(2) {
  font-weight: 500;
  font-size: 0.82rem;
}
.posts-table tbody td:nth-child(2) span {
  display: inline-block;
  padding: 0.18rem 0.6rem;
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--text);
}
.posts-table tbody td:nth-child(3) a {
  color: var(--text);
  line-height: 1.4;
  display: block;
}
.posts-table tbody td:nth-child(3) a:hover { color: var(--accent); }

/* Side illustration card next to the table */
.posts-side-illustration {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.75rem;
  text-align: center;
}
.posts-side-illustration .ill-wrap {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 10px;
  overflow: hidden;
  background: var(--accent);
  margin-bottom: 1.25rem;
}
.posts-side-illustration .ill-wrap svg,
.posts-side-illustration .ill-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.posts-side-illustration h4 {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}
.posts-side-illustration p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}
.posts-side-illustration .ill-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
}

@media (max-width: 960px) {
  .posts-grid { grid-template-columns: 1fr; }
  .posts-side-illustration { position: static; max-width: 360px; margin: 0 auto; }
  .posts-section-header { flex-direction: column; align-items: flex-start; }
  .posts-search { width: 100%; max-width: 320px; }
}

@media (max-width: 720px) {
  .posts-table thead th:nth-child(2),
  .posts-table tbody td:nth-child(2) { display: none; }
  .posts-table thead th:first-child,
  .posts-table tbody td:first-child { width: 110px; }
}

/* ─── Individual Post Page ───────────────────────────── */
/* Outer container matches the blog landing page (1280px) so the chrome
   feels the same. Inside, header + body have their own narrower max-widths
   so reading text stays at a comfortable line length. */
.post-page { padding: 3rem 0 5rem; }
.post-page .container { max-width: var(--container-w); }

.post-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  transition: color 0.15s;
}
.post-back:hover { color: var(--accent); }
.post-back svg { width: 14px; height: 14px; }

.post-header {
  padding-bottom: 0;
  margin-bottom: 3rem;
  text-align: center;
}
.post-header .meta {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.post-header .meta .category {
  color: var(--text);
  font-weight: 600;
  padding: 0.25rem 0.85rem;
  border-radius: 999px;
  background: var(--bg-card);
}
.post-header h1 {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 auto 1.25rem;
  max-width: 900px;
  color: var(--text);
}
.post-header .date {
  font-size: 0.95rem;
  color: var(--text-muted);
  text-align: center;
}
/* Lede shown as the first paragraph of body content, after the hero image */
.post-content > p.lede {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 2rem;
}

/* Hero image — wider than body text, centered within the page container */
.post-hero-image {
  max-width: 1024px;
  margin: 0 auto 3rem;
  border-radius: 24px;
  overflow: hidden;
}
.post-hero-image .inner {
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
}
.post-hero-image img,
.post-hero-image svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Body — kept at reading width and centered within the wider page container */
.post-content {
  max-width: var(--reading-w);
  margin: 0 auto;
  font-size: 1.075rem;
  line-height: 1.7;
  color: var(--text);
}
.post-content h2 {
  font-family: var(--serif);
  font-size: 1.85rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 2.75rem 0 1rem;
  line-height: 1.25;
  color: var(--text);
}
.post-content h3 {
  font-family: var(--sans);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  color: var(--text);
}
.post-content p { margin-bottom: 1.3rem; }
.post-content ul, .post-content ol {
  margin: 0 0 1.3rem 1.4rem;
  padding-left: 0.5rem;
}
.post-content li { margin-bottom: 0.5rem; }
.post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.25rem 0 0.25rem 1.25rem;
  margin: 1.75rem 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.post-content pre {
  background: var(--bg-code);
  color: var(--code-text);
  padding: 1.25rem 1.5rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1.75rem 0;
  font-size: 0.9rem;
  line-height: 1.6;
}
.post-content pre code {
  background: transparent;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
  color: inherit;
}
.post-content .callout {
  background: var(--bg-card);
  border-left: 3px solid var(--accent);
  padding: 1.1rem 1.4rem;
  border-radius: 4px;
  margin: 1.75rem 0;
  font-size: 1rem;
}
.post-content .callout strong { color: var(--accent); }
.post-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 3rem 0;
}

/* Article footer — spans the full container so related grid has room.
   The share row inside stays centered at reading width. */
.post-footer {
  max-width: var(--container-w);
  margin: 4rem auto 0;
}
.post-footer-share {
  max-width: var(--reading-w);
  margin: 0 auto 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1rem;
}
.post-footer-share .label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}
.post-footer-share a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-secondary);
  background: var(--bg-card);
  transition: all 0.15s;
}
.post-footer-share a:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.post-footer-share svg { width: 14px; height: 14px; }

/* Related content — Anthropic-style text-only cards */
.related-content {
  margin-top: 4rem;
  /* Match the wider page container so the 3-column grid has room */
  max-width: var(--container-w);
  width: 100%;
}
.related-content h3 {
  font-family: var(--sans);
  font-size: 1.85rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
  text-transform: none;
  margin-bottom: 2rem;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.related-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.related-card h4 {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.005em;
  line-height: 1.35;
  color: var(--text);
}
.related-card h4 a { color: var(--text); }
.related-card h4 a:hover { color: var(--accent); }
.related-card .excerpt {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.related-card .read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 0.25rem;
}
.related-card .read-more:hover { color: var(--accent); }
.related-card .read-more svg {
  width: 14px;
  height: 14px;
  transition: transform 0.15s;
}
.related-card .read-more:hover svg { transform: translateX(3px); }

@media (max-width: 720px) {
  .related-grid { grid-template-columns: 1fr; gap: 1.75rem; }
}

/* ─── Footer (dark, identical to main site + docs) ───── */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.5);
  padding: 3.5rem 0 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 4rem;
}
.footer .container { max-width: 1200px; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 2rem;
}
.footer-brand { max-width: 300px; }
.footer-mark {
  width: 40px;
  height: 40px;
  margin-bottom: 0.85rem;
  display: block;
  background-color: transparent;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 140 140'><g fill='%2300996D'><ellipse cx='70' cy='36' rx='7' ry='26' transform='rotate(-8 70 70)'/><ellipse cx='70' cy='38' rx='7' ry='24' transform='rotate(48 70 70)'/><ellipse cx='70' cy='40' rx='7' ry='22' transform='rotate(104 70 70)'/><ellipse cx='70' cy='36' rx='7' ry='26' transform='rotate(158 70 70)'/><ellipse cx='70' cy='42' rx='7' ry='20' transform='rotate(208 70 70)'/><ellipse cx='70' cy='38' rx='7' ry='24' transform='rotate(258 70 70)'/><ellipse cx='70' cy='40' rx='7' ry='22' transform='rotate(308 70 70)'/></g></svg>");
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
}
.footer-logo {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
}
.footer-logo span { color: var(--accent-light); }
.footer-tagline {
  font-size: 0.85rem;
  line-height: 1.55;
  color: rgba(255,255,255,0.5);
}
.footer-badges {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}
.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
}
.footer-columns { display: flex; gap: 3rem; flex-wrap: wrap; }
.footer-col h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  color: rgba(255,255,255,0.55);
  font-weight: 600;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a {
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
}
.footer-col a:hover { color: var(--accent-light); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.7); }

@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav-cta .btn-star { display: none; }
  .footer-inner { flex-direction: column; }
  .footer-columns { flex-wrap: wrap; gap: 1.5rem; }
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }
}