/* ═══════════════════════════════════════════════════════
   CyberWillow — style.css
   A dark editorial theme: deep charcoal, muted sage green,
   quiet confidence. Nature-meets-cyber.
   ═══════════════════════════════════════════════════════ */

/* ── TOKENS ── */
:root {
  --c-bg:         #0e1210;
  --c-surface:    #151b17;
  --c-surface-2:  #1a221d;
  --c-border:     #2a3530;
  --c-border-lt:  #1f2924;
  --c-text:       #c8cfc9;
  --c-text-dim:   #7a8a7f;
  --c-text-bright:#e8efe9;
  --c-accent:     #6db882;
  --c-accent-dim: #4a8a60;
  --c-accent-glow: rgba(109, 184, 130, 0.08);
  --c-tag-threat: #d4785c;
  --c-tag-detect: #5c9dd4;
  --c-tag-cloud:  #b07cd4;
  --c-tag-thought:#d4b85c;

  --f-display:    'DM Serif Display', Georgia, serif;
  --f-body:       'Source Sans 3', 'Segoe UI', sans-serif;
  --f-mono:       'IBM Plex Mono', 'Consolas', monospace;

  --w-content:    1120px;
  --w-narrow:     780px;
  --radius:       6px;
  --radius-lg:    12px;
  --transition:   0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── RESET ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--f-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input { font: inherit; border: none; outline: none; }

::selection {
  background: var(--c-accent);
  color: var(--c-bg);
}

/* ── NAVIGATION ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(14, 18, 16, 0.85);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--c-border-lt);
}

.nav__inner {
  max-width: var(--w-content);
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav__icon {
  display: flex;
  width: 28px;
  height: 28px;
  color: var(--c-accent);
}

.nav__icon svg { width: 100%; height: 100%; }

.nav__name {
  font-family: var(--f-mono);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.02em;
  color: var(--c-text-bright);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-family: var(--f-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  transition: color var(--transition);
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link:hover,
.nav__link--active { color: var(--c-accent); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  cursor: pointer;
  padding: 4px;
}
.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── HERO ── */
.hero {
  position: relative;
  padding: 10rem 2rem 6rem;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 20% 60%, var(--c-accent-glow), transparent),
    radial-gradient(ellipse 40% 40% at 80% 30%, rgba(109,184,130,0.03), transparent);
}

.hero__inner {
  max-width: var(--w-content);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero__eyebrow {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s ease both;
}

.hero__title {
  font-family: var(--f-display);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--c-text-bright);
  margin-bottom: 1.5rem;
}

.hero__line {
  display: block;
  animation: fadeUp 0.8s ease both;
}
.hero__line:nth-child(1) { animation-delay: 0.1s; }
.hero__line:nth-child(2) { animation-delay: 0.2s; }

.hero__title em {
  font-style: italic;
  color: var(--c-accent);
}

.hero__sub {
  max-width: 540px;
  font-size: 1.1rem;
  color: var(--c-text-dim);
  line-height: 1.7;
  margin-bottom: 2rem;
  animation: fadeUp 0.8s ease 0.3s both;
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  animation: fadeUp 0.8s ease 0.4s both;
}

.hero__tag {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  padding: 0.3em 0.8em;
  border: 1px solid var(--c-border);
  border-radius: 100px;
}

.hero__dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--c-border);
}

/* Hero Grid Lines (decorative) */
.hero__grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.25;
  pointer-events: none;
}

.hero__gridline {
  position: absolute;
  background: var(--c-border-lt);
}

.hero__gridline--v {
  width: 1px;
  top: 0;
  bottom: 0;
  left: calc(var(--i) * 25%);
}

.hero__gridline--h {
  height: 1px;
  left: 0;
  right: 0;
  top: calc(var(--i) * 33%);
}

/* ── POSTS SECTION ── */
.posts {
  max-width: var(--w-content);
  margin: 0 auto;
  padding: 4rem 2rem 6rem;
}

.posts__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.posts__heading {
  font-family: var(--f-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text-dim);
}

.filter-btn {
  background: none;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  padding: 0.35em 1em;
  border: 1px solid var(--c-border);
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover { border-color: var(--c-accent-dim); color: var(--c-text); }
.filter-btn--active {
  background: var(--c-accent);
  color: var(--c-bg);
  border-color: var(--c-accent);
}

/* ── POST GRID ── */
.posts__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

/* ── POST CARD ── */
.post {
  animation: fadeUp 0.6s ease both;
}

.post__link {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border-lt);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.post__link::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition);
}

.post__link:hover {
  border-color: var(--c-border);
  background: var(--c-surface-2);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}

.post__link:hover::before { opacity: 1; }

/* Featured post spans full width */
.post--featured {
  grid-column: 1 / -1;
}

.post--featured .post__link {
  padding: 2.5rem 3rem;
  background:
    linear-gradient(135deg, var(--c-surface) 0%, var(--c-surface-2) 100%);
}

.post--featured .post__title {
  font-size: 1.6rem;
}

/* Post internals */
.post__top {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1rem;
}

.post__date {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--c-text-dim);
  letter-spacing: 0.04em;
}

.post__read {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--c-text-dim);
  letter-spacing: 0.04em;
}

.post__read::before {
  content: '·';
  margin-right: 1.25rem;
  color: var(--c-border);
}

.post__tag {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25em 0.7em;
  border-radius: 4px;
  margin-bottom: 0.8rem;
  width: fit-content;
}

.post__tag--threat { background: rgba(212,120,92,0.12); color: var(--c-tag-threat); }
.post__tag--detect { background: rgba(92,157,212,0.12); color: var(--c-tag-detect); }
.post__tag--cloud  { background: rgba(176,124,212,0.12); color: var(--c-tag-cloud); }
.post__tag--thought{ background: rgba(212,184,92,0.12); color: var(--c-tag-thought); }

.post__title {
  font-family: var(--f-display);
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1.35;
  color: var(--c-text-bright);
  margin-bottom: 0.75rem;
  transition: color var(--transition);
}

.post__link:hover .post__title { color: var(--c-accent); }

.post__excerpt {
  font-size: 0.92rem;
  color: var(--c-text-dim);
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

.post__topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.post__topics span {
  font-family: var(--f-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--c-text-dim);
  background: var(--c-bg);
  padding: 0.2em 0.6em;
  border-radius: 4px;
  border: 1px solid var(--c-border-lt);
}

.post__arrow {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--c-border-lt);
  color: var(--c-text-dim);
  transition: all var(--transition);
}

.post__link:hover .post__arrow {
  background: var(--c-accent);
  color: var(--c-bg);
  transform: translateX(4px);
}

/* ── NEWSLETTER ── */
.newsletter {
  border-top: 1px solid var(--c-border-lt);
  border-bottom: 1px solid var(--c-border-lt);
}

.newsletter__inner {
  max-width: var(--w-content);
  margin: 0 auto;
  padding: 4rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.newsletter__title {
  font-family: var(--f-display);
  font-size: 1.8rem;
  color: var(--c-text-bright);
  margin-bottom: 0.4rem;
}

.newsletter__desc {
  color: var(--c-text-dim);
  font-size: 0.95rem;
}

.newsletter__form {
  display: flex;
  gap: 0.5rem;
}

.newsletter__input {
  padding: 0.7rem 1rem;
  font-family: var(--f-mono);
  font-size: 0.85rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  color: var(--c-text-bright);
  width: 260px;
  transition: border-color var(--transition);
}

.newsletter__input::placeholder { color: var(--c-text-dim); }
.newsletter__input:focus { border-color: var(--c-accent); }

.newsletter__btn {
  padding: 0.7rem 1.4rem;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--c-accent);
  color: var(--c-bg);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}

.newsletter__btn:hover {
  background: var(--c-accent-dim);
  transform: translateY(-1px);
}

/* ── FOOTER ── */
.footer {
  padding: 2.5rem 2rem;
}

.footer__inner {
  max-width: var(--w-content);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__copy {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: var(--c-text-dim);
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__links a {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: var(--c-text-dim);
  transition: color var(--transition);
}

.footer__links a:hover { color: var(--c-accent); }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }

  body.menu-open .nav__links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0; right: 0;
    background: rgba(14, 18, 16, 0.97);
    padding: 1.5rem 2rem;
    gap: 1.2rem;
    border-bottom: 1px solid var(--c-border-lt);
    animation: fadeUp 0.3s ease;
  }

  body.menu-open .nav__toggle span:first-child {
    transform: rotate(45deg) translate(3px, 3px);
  }
  body.menu-open .nav__toggle span:last-child {
    transform: rotate(-45deg) translate(3px, -3px);
  }

  .hero { padding: 8rem 1.5rem 4rem; }
  .hero__title { font-size: clamp(1.8rem, 7vw, 2.8rem); }

  .posts { padding: 3rem 1.5rem 4rem; }
  .posts__grid { grid-template-columns: 1fr; }

  .post--featured .post__link { padding: 1.75rem; }
  .post--featured .post__title { font-size: 1.3rem; }

  .newsletter__inner { flex-direction: column; text-align: center; }
  .newsletter__form { width: 100%; flex-direction: column; }
  .newsletter__input { width: 100%; }
}

@media (max-width: 480px) {
  .hero { padding: 7rem 1rem 3rem; }
  .posts { padding: 2rem 1rem 3rem; }
  .post__link { padding: 1.5rem; }
  .post__arrow { display: none; }
}


/* ═══════════════════════════════════════════════════════
   ABOUT PAGE
   ═══════════════════════════════════════════════════════ */

.about {
  padding: 8rem 2rem 6rem;
}

.about__inner {
  max-width: var(--w-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 5rem;
  align-items: start;
}

/* Left column */
.about__hero {
  position: sticky;
  top: 96px;
  text-align: center;
  animation: fadeUp 0.6s ease both;
}

.about__avatar {
  width: 120px;
  height: 120px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--c-border);
}

.about__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__avatar-placeholder {
  width: 100%;
  height: 100%;
}

.about__name {
  font-family: var(--f-display);
  font-size: 1.6rem;
  color: var(--c-text-bright);
  margin-bottom: 0.25rem;
}

.about__role {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--c-accent);
  margin-bottom: 1.5rem;
}

.about__links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.about__social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--c-text-dim);
  padding: 0.55rem 1rem;
  border: 1px solid var(--c-border-lt);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.about__social:hover {
  color: var(--c-accent);
  border-color: var(--c-accent-dim);
  background: var(--c-accent-glow);
}

/* Right column */
.about__content {
  animation: fadeUp 0.6s ease 0.15s both;
}

.about__section {
  margin-bottom: 3rem;
}

.about__section:last-child { margin-bottom: 0; }

.about__heading {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--c-border-lt);
}

.about__content p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-text);
  margin-bottom: 1rem;
}

.about__content p:last-child { margin-bottom: 0; }

/* Certs */
.about__certs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.about__cert {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border-lt);
  border-radius: var(--radius);
}

.about__cert-badge {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--c-bg);
  background: var(--c-accent);
  padding: 0.25em 0.5em;
  border-radius: 4px;
  white-space: nowrap;
}

.about__cert-name {
  font-size: 0.85rem;
  color: var(--c-text-dim);
  line-height: 1.3;
}

/* Focus areas */
.about__focus-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.about__focus {
  display: flex;
  gap: 0.85rem;
  padding: 1.25rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border-lt);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition);
}

.about__focus:hover { border-color: var(--c-border); }

.about__focus-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-accent-glow);
  border-radius: 8px;
  color: var(--c-accent);
}

.about__focus strong {
  display: block;
  font-family: var(--f-body);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-text-bright);
  margin-bottom: 0.25rem;
}

.about__focus p {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--c-text-dim);
  margin: 0;
}

.about__section--cta {
  padding: 1.5rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border-lt);
  border-radius: var(--radius-lg);
}

.about__inline-link {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--c-accent-dim);
  transition: text-decoration-color var(--transition);
}

.about__inline-link:hover {
  text-decoration-color: var(--c-accent);
}

/* About responsive */
@media (max-width: 768px) {
  .about { padding: 6rem 1.5rem 4rem; }
  .about__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .about__hero {
    position: static;
  }
  .about__certs { grid-template-columns: 1fr; }
  .about__focus-grid { grid-template-columns: 1fr; }
}


/* ═══════════════════════════════════════════════════════
   BLOG POST PAGE
   ═══════════════════════════════════════════════════════ */

/* Post Header */
.post-header {
  padding: 8rem 2rem 3rem;
  background:
    radial-gradient(ellipse 50% 50% at 30% 70%, var(--c-accent-glow), transparent);
}

.post-header__inner {
  max-width: var(--w-narrow);
  margin: 0 auto;
  animation: fadeUp 0.6s ease both;
}

.post-header__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  margin-bottom: 2rem;
  transition: color var(--transition);
}

.post-header__back:hover { color: var(--c-accent); }

.post-header__meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.post-header__date,
.post-header__read {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: var(--c-text-dim);
  letter-spacing: 0.04em;
}

.post-header__sep { color: var(--c-border); }

.post-header__title {
  font-family: var(--f-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--c-text-bright);
  margin-bottom: 1rem;
  margin-top: 0.75rem;
}

.post-header__subtitle {
  font-size: 1.1rem;
  color: var(--c-text-dim);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

/* Post Body */
.post-content {
  max-width: var(--w-narrow);
  margin: 0 auto;
  padding: 3rem 2rem 6rem;
}

.post-body {
  animation: fadeUp 0.6s ease 0.1s both;
}

.post-body p {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--c-text);
  margin-bottom: 1.5rem;
}

.post-body h2 {
  font-family: var(--f-display);
  font-size: 1.6rem;
  color: var(--c-text-bright);
  margin-top: 3rem;
  margin-bottom: 1.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-border-lt);
}

.post-body h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.post-body h3 {
  font-family: var(--f-body);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--c-text-bright);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

/* Inline code */
.post-body code {
  font-family: var(--f-mono);
  font-size: 0.88em;
  background: var(--c-surface-2);
  color: var(--c-accent);
  padding: 0.15em 0.45em;
  border-radius: 4px;
  border: 1px solid var(--c-border-lt);
}

/* Code blocks */
.post-body pre {
  background: var(--c-surface);
  border: 1px solid var(--c-border-lt);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.75rem;
  overflow-x: auto;
  position: relative;
}

.post-body pre code {
  font-size: 0.85rem;
  line-height: 1.7;
  background: none;
  border: none;
  padding: 0;
  color: var(--c-text);
}

/* Blockquotes */
.post-body blockquote {
  border-left: 3px solid var(--c-accent);
  margin: 2rem 0;
  padding: 1rem 1.5rem;
  background: var(--c-accent-glow);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--c-text);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* Callouts */
.callout {
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  border-radius: var(--radius-lg);
  border-left: 3px solid;
  font-size: 0.92rem;
  line-height: 1.65;
}

.callout strong {
  display: block;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.callout--info {
  background: rgba(92, 157, 212, 0.06);
  border-color: var(--c-tag-detect);
  color: var(--c-text);
}
.callout--info strong { color: var(--c-tag-detect); }

.callout--warn {
  background: rgba(212, 120, 92, 0.06);
  border-color: var(--c-tag-threat);
  color: var(--c-text);
}
.callout--warn strong { color: var(--c-tag-threat); }

.callout--tip {
  background: rgba(109, 184, 130, 0.06);
  border-color: var(--c-accent);
  color: var(--c-text);
}
.callout--tip strong { color: var(--c-accent); }

/* Lists */
.post-body ul,
.post-body ol {
  margin: 1rem 0 1.75rem 1.5rem;
  color: var(--c-text);
}

.post-body li {
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 0.5rem;
  padding-left: 0.25rem;
}

.post-body ul li::marker { color: var(--c-accent); }
.post-body ol li::marker {
  font-family: var(--f-mono);
  font-weight: 600;
  color: var(--c-accent);
}

/* Images */
.post-body figure {
  margin: 2rem 0;
}

.post-body__img,
.post-body figure img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border-lt);
}

.post-body figcaption {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: var(--c-text-dim);
  text-align: center;
  margin-top: 0.75rem;
  letter-spacing: 0.02em;
}

/* Tables */
.post-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0 2rem;
  font-size: 0.9rem;
}

.post-body thead {
  border-bottom: 2px solid var(--c-border);
}

.post-body th {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  text-align: left;
  padding: 0.75rem 1rem;
}

.post-body td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--c-border-lt);
  color: var(--c-text);
}

.post-body tbody tr:hover {
  background: var(--c-surface);
}

/* Post nav (prev/next) */
.post-nav {
  border-top: 1px solid var(--c-border-lt);
}

.post-nav__inner {
  max-width: var(--w-narrow);
  margin: 0 auto;
  padding: 2.5rem 2rem;
  display: flex;
  justify-content: space-between;
}

.post-nav__link {
  transition: color var(--transition);
}

.post-nav__link:hover { color: var(--c-accent); }

.post-nav__label {
  display: block;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  margin-bottom: 0.3rem;
}

.post-nav__title {
  font-family: var(--f-display);
  font-size: 1.05rem;
  color: var(--c-text-bright);
}

.post-nav__link--next { text-align: right; }
.post-nav__link--home { color: var(--c-text-dim); }

/* Post page responsive */
@media (max-width: 768px) {
  .post-header { padding: 6rem 1.5rem 2.5rem; }
  .post-content { padding: 2rem 1.5rem 4rem; }
  .post-body pre { padding: 1rem; }
  .post-nav__inner { flex-direction: column; gap: 1.5rem; }
  .post-nav__link--next { text-align: left; }
}