/* ============================================================
   GREY SHIELD — Blog Stylesheet
   Extends tokens defined in /styles.css (:root vars, .glass-card,
   .badge, .section-title, .btn-primary, .container, etc).
   Loaded only on /blog/ pages.
   ============================================================ */

:root {
  /* Category accent colors — additive, does not touch global vars */
  --cat-pentesting:   var(--cyan);
  --cat-compliance:   #ffb020;
  --cat-threatintel:  var(--red);
  --cat-companynews:  #8fa3b1;
}

/* ── Breadcrumb ─────────────────────────────────────────────── */
.blog-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-m);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.blog-breadcrumb a { color: var(--grey-l); transition: color var(--transition); }
.blog-breadcrumb a:hover { color: var(--cyan); }
.blog-breadcrumb .sep { color: var(--grey-d); }
.blog-breadcrumb .current { color: var(--cyan); }

/* ── Blog hero ──────────────────────────────────────────────── */
.blog-hero {
  padding: calc(var(--nav-h) + 4rem) 0 2.5rem;
}
.blog-hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.blog-hero-stat-val {
  font-family: var(--mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--cyan);
}
.blog-hero-stat-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-m);
  margin-top: 0.2rem;
}

/* ── Filter toolbar ─────────────────────────────────────────── */
.blog-toolbar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--grey-d);
}
.blog-filter {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-l);
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--grey-d);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
}
.blog-filter:hover { color: var(--white); border-color: var(--grey-m); }
.blog-filter.active {
  color: var(--cyan);
  border-color: rgba(0,229,255,0.45);
  background: var(--cyan-glow-s);
}

/* ── Post grid ──────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  /* Mobile-first: single column by default so cards never clip on
     narrow screens. Multi-column auto-fill only once a 320px card
     actually fits. */
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 620px) {
  .blog-grid { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
}

.blog-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-left: 2px solid var(--cat-color, var(--cyan));
}
.blog-card.featured {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: stretch;
  gap: 2rem;
}
@media (max-width: 780px) {
  .blog-card.featured { flex-direction: column; }
}
.blog-card.featured .blog-card-body {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.blog-card.featured .blog-card-meta-col {
  flex: 1;
  min-width: 260px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  border-left: 1px solid var(--grey-d);
  padding-left: 2rem;
}
@media (max-width: 780px) {
  .blog-card.featured .blog-card-meta-col { border-left: none; padding-left: 0; min-width: 0; width: 100%; }
}

/* Mini terminal — fills the featured card's side panel with real
   content instead of empty space, echoing the hero terminal. */
.mini-terminal {
  background: #0a0e14;
  border: 1px solid rgba(0,229,255,0.15);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0,229,255,0.05);
}
.mini-terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 0.9rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.045), rgba(255,255,255,0.015));
  border-bottom: 1px solid rgba(0,229,255,0.1);
}
.mini-terminal-bar .terminal-dot { width: 8px; height: 8px; }
.mini-terminal-bar .terminal-title { font-size: 0.62rem; margin-left: 0.3rem; }
.mini-terminal-body {
  padding: 1rem 1.1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.95;
}
.mini-terminal-body .t-key { color: var(--grey-m); }

.blog-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-family: var(--mono);
}
.blog-featured-tag {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--cat-color, var(--cyan));
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
}
.blog-cat-pill {
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cat-color, var(--cyan));
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.blog-cat-pill::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cat-color, var(--cyan));
  flex-shrink: 0;
}
.blog-card-date {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--grey-m);
}

.blog-card h3 {
  font-family: var(--sans);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}
.blog-card.featured h3 { font-size: 1.75rem; }
.blog-card p.blog-card-excerpt {
  color: var(--grey-l);
  font-size: 0.92rem;
  line-height: 1.65;
}

.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.blog-tag {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  color: var(--grey-l);
  border: 1px solid var(--grey-d);
  border-radius: 4px;
  padding: 0.25rem 0.6rem;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 0.75rem;
}
.blog-card-readtime {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--grey-m);
}
.blog-card-link {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--cat-color, var(--cyan));
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition);
}
.blog-card:hover .blog-card-link { gap: 0.65rem; }

.blog-empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3.5rem 1.5rem;
  color: var(--grey-m);
  font-family: var(--mono);
  font-size: 0.85rem;
}

/* ============================================================
   Single Post Page
   ============================================================ */

.post-header { padding: calc(var(--nav-h) + 3.5rem) 0 2.5rem; }
.post-header-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.post-title {
  font-family: var(--sans);
  font-size: clamp(2rem, 4.2vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.post-meta-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--grey-l);
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--grey-d);
}
.post-meta-item { display: flex; align-items: center; gap: 0.5rem; }
.post-meta-item svg { width: 15px; height: 15px; opacity: 0.6; }

.post-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 3.5rem;
  padding-top: 3rem;
  padding-bottom: 5rem;
  align-items: start;
}
@media (max-width: 900px) {
  .post-layout { grid-template-columns: 1fr; }
}

/* TOC */
.post-toc {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}
.post-toc-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey-m);
  margin-bottom: 1rem;
}
.post-toc ol { display: flex; flex-direction: column; gap: 0.65rem; counter-reset: toc; list-style: none; padding: 0; margin: 0; }
.post-toc li { counter-increment: toc; list-style: none; }
.post-toc li::marker { content: ''; }
.post-toc a {
  display: flex;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: var(--grey-l);
  line-height: 1.4;
  transition: color var(--transition);
}
.post-toc a::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--grey-m);
  flex-shrink: 0;
}
.post-toc a:hover, .post-toc a.active { color: var(--cyan); }
@media (max-width: 900px) {
  .post-toc { position: static; margin-bottom: 1rem; }
  .post-toc ol { flex-direction: row; flex-wrap: wrap; gap: 0.6rem 1.25rem; }
  .post-toc a { white-space: nowrap; }
}

/* Prose */
.post-prose { max-width: 72ch; }
.post-prose > p { color: var(--grey-l); font-size: 1.02rem; line-height: 1.85; margin-bottom: 1.5rem; }
.post-prose > p.lede {
  font-size: 1.15rem;
  color: var(--white);
  line-height: 1.75;
}
.post-prose h2 {
  font-family: var(--sans);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  margin: 3rem 0 1.25rem;
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}
.post-prose h2 .part-num {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--cyan);
  font-weight: 600;
}
.post-prose h3 {
  font-family: var(--sans);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin: 2.25rem 0 0.85rem;
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
}
.post-prose h3 .step-num {
  font-family: var(--mono);
  color: var(--cyan);
  margin-right: 0.6rem;
}
.post-prose ul, .post-prose ol.post-list {
  margin: 0 0 1.5rem 1.25rem;
  color: var(--grey-l);
  line-height: 1.8;
}
.post-prose li { margin-bottom: 0.5rem; }
.post-prose strong { color: var(--white); font-weight: 600; }
.post-prose a.inline-link {
  color: var(--cyan);
  border-bottom: 1px solid rgba(0,229,255,0.35);
  transition: border-color var(--transition);
}
.post-prose a.inline-link:hover { border-color: var(--cyan); }

.post-callout {
  background: rgba(13,17,23,0.7);
  border: 1px solid rgba(0,229,255,0.15);
  border-left: 3px solid var(--cyan);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 0 0 2rem;
  font-size: 0.92rem;
  color: var(--grey-l);
  line-height: 1.7;
}
.post-callout strong { color: var(--cyan); }

/* References */
.post-references {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--grey-d);
}
.ref-item {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--grey-d);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.ref-item:last-child { border-bottom: none; }
.ref-severity {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  display: inline-block;
  width: fit-content;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}
.ref-severity.critical { color: var(--red); background: rgba(255,59,85,0.08); border: 1px solid rgba(255,59,85,0.3); }
.ref-severity.high { color: #ffb020; background: rgba(255,176,32,0.08); border: 1px solid rgba(255,176,32,0.3); }
.ref-item a { color: var(--white); font-weight: 600; font-size: 0.95rem; }
.ref-item a:hover { color: var(--cyan); }
.ref-item p { color: var(--grey-m); font-size: 0.85rem; line-height: 1.6; }

/* Author box */
.post-author-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 3rem;
  padding: 1.5rem;
}
.post-author-avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--cyan-glow-s);
  border: 1px solid rgba(0,229,255,0.35);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-weight: 700;
  color: var(--cyan);
  flex-shrink: 0;
}
.post-author-box strong { color: var(--white); display: block; font-size: 0.95rem; }
.post-author-box span { color: var(--grey-m); font-size: 0.8rem; }

/* Share */
.post-share {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
}
.post-share-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grey-m);
}
.post-share-link {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--grey-d);
  display: grid;
  place-items: center;
  color: var(--grey-l);
  transition: all var(--transition);
}
.post-share-link:hover { color: var(--cyan); border-color: rgba(0,229,255,0.4); background: var(--cyan-glow-s); }
.post-share-link svg { width: 15px; height: 15px; }

/* Related posts */
.related-section { padding: 4rem 0 5rem; border-top: 1px solid var(--grey-d); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 640px) {
  .blog-hero { padding: calc(var(--nav-h) + 2.5rem) 0 2rem; }
  .blog-hero-stats { gap: 1.25rem 2rem; }
  .blog-hero-stat-val { font-size: 1.3rem; }
  .blog-toolbar { gap: 0.4rem; margin-bottom: 1.75rem; padding-bottom: 1.25rem; }
  .blog-filter { padding: 0.45rem 0.85rem; font-size: 0.68rem; }
  .blog-card { padding: 1.25rem; }
  .blog-card.featured { padding: 1.25rem; gap: 1.25rem; }
  .blog-card.featured h3 { font-size: 1.4rem; }
  .blog-card h3 { font-size: 1.15rem; }
  .blog-breadcrumb { font-size: 0.66rem; }

  .post-header { padding: calc(var(--nav-h) + 2.5rem) 0 2rem; }
  .post-meta-row { gap: 0.9rem 1.25rem; }
  .post-layout { padding-top: 2rem; padding-bottom: 3.5rem; gap: 2rem; }
  .post-prose > p { font-size: 0.96rem; }
  .post-prose h2 { font-size: 1.35rem; margin: 2.25rem 0 1rem; }
  .post-prose h3 { font-size: 1.05rem; }
  .post-author-box { flex-wrap: wrap; padding: 1.25rem; }
  .post-share { flex-wrap: wrap; }
}