/*
 * blog.css
 * Blog-only additions. johnjheisler.css is shared with the main site
 * and is intentionally left untouched.
 */

/* ═══════════════════════════════════════════
   SYNTAX COLORS (VS Code-style palette)
   ═══════════════════════════════════════════ */

[data-theme="dark"] {
  --syn-comment: #6a9955;
  --syn-keyword: #569cd6;
  --syn-string:  #ce9178;
  --syn-var:     #9cdcfe;
  --syn-func:    #dcdcaa;
  --syn-param:   #4ec9b0;
  --syn-number:  #b5cea8;
}

[data-theme="light"] {
  --syn-comment: #008000;
  --syn-keyword: #0451a5;
  --syn-string:  #a31515;
  --syn-var:     #001080;
  --syn-func:    #795e26;
  --syn-param:   #267f99;
  --syn-number:  #098658;
}


/* ═══════════════════════════════════════════
   GLOBAL ADDITIONS
   ═══════════════════════════════════════════ */

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  z-index: 100;
  background: var(--bg-surface);
  color: var(--accent);
  border: 1px solid var(--accent-border);
  padding: 8px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-decoration: none;
}

.skip-link:focus { left: 16px; }

.section-label { scroll-margin-top: 24px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}


/* ═══════════════════════════════════════════
   HEADER NAV
   ═══════════════════════════════════════════ */

a.logo-mark { text-decoration: none; }

.header-right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-nav {
  display: flex;
  gap: 20px;
}

.site-nav a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent);
}


/* ═══════════════════════════════════════════
   HERO VARIANTS
   ═══════════════════════════════════════════ */

/* "PowerShell Blog" is longer than "John Heisler", so scale it down a bit */
.hero-blog .header-text {
  font-size: clamp(2.4rem, 10vw, 80px);
}

.hero-post { margin-bottom: 40px; }

.post-title {
  color: var(--accent);
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.hero-post .hero-meta { margin-top: 16px; }
.hero-post .subtitle { margin-bottom: 0; }

a.badge-transparent {
  text-decoration: none;
  transition: border-color var(--transition), background var(--transition);
}

a.badge-transparent:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}


/* ═══════════════════════════════════════════
   POST LISTS
   ═══════════════════════════════════════════ */

.post-tags {
  grid-column: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.04em;
}

.post-tags a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.post-tags a:hover { color: var(--accent); }

.more-link {
  display: inline-block;
  margin-top: 20px;
  padding-top: 16px;
  width: 100%;
  border-top: 1px solid var(--border-strong);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
}

.more-link:hover { text-decoration: underline; text-underline-offset: 3px; }

.empty-state {
  font-size: 14px;
  color: var(--text-secondary);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}


/* ═══════════════════════════════════════════
   POST CONTENT
   ═══════════════════════════════════════════ */

.post-content {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-primary);
  overflow-wrap: break-word;
}

/* Vertical rhythm (the shared reset zeroes all margins) */
.post-content > * + * { margin-top: 16px; }

.post-content p {
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 0;
}

.post-content h2 {
  margin-top: 44px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary);
}

.post-content h2::before {
  content: '// ';
  color: var(--accent);
  font-weight: 500;
}

.post-content h3 {
  margin-top: 32px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
}

.post-content h4 {
  margin-top: 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.post-content > h2:first-child,
.post-content > h3:first-child { margin-top: 0; }

.post-content a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--accent-border);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition);
}

.post-content a:hover { text-decoration-color: var(--accent); }

.post-content strong { font-weight: 500; }

.post-content ul,
.post-content ol { padding-left: 22px; }

.post-content li { margin-top: 6px; }
.post-content li::marker { color: var(--text-muted); }

.post-content blockquote {
  border-left: 2px solid var(--accent-border);
  padding-left: 16px;
  color: var(--text-secondary);
}

.post-content hr {
  border: 0;
  border-top: 1px solid var(--border-strong);
  margin: 32px 0;
}

.post-content img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border-strong);
}

/* Tables scroll sideways on small screens instead of breaking the layout */
.post-content table {
  display: block;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 13px;
}

.post-content th,
.post-content td {
  padding: 8px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-strong);
}

.post-content th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.post-content td { color: var(--text-secondary); }
.post-content td code { white-space: nowrap; }


/* ═══════════════════════════════════════════
   CODE
   ═══════════════════════════════════════════ */

/* Inline code */
.post-content :not(pre) > code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88em;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 1px 6px;
}

/* Fenced code blocks (kramdown wraps these in .highlighter-rouge) */
.post-content div.highlighter-rouge {
  margin: 20px 0;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  overflow: hidden;
}

.post-content div.highlight,
.post-content pre.highlight {
  margin: 0;
  background: transparent;
}

.post-content pre {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-primary);
  tab-size: 4;
}

.post-content pre code {
  font-family: inherit;
  font-size: inherit;
  background: none;
  border: 0;
  padding: 0;
}

/* Indented (non-fenced) code blocks */
.post-content > pre {
  margin: 20px 0;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
}

/* Header bar with language label + copy button (added by site.js) */
.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 8px 6px 18px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.code-lang {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.code-copy {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 2px 10px;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition);
}

.code-copy:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Rouge token colors */
.highlight .c,  .highlight .c1, .highlight .cm,
.highlight .cp, .highlight .cs, .highlight .cd { color: var(--syn-comment); font-style: italic; }

.highlight .k,  .highlight .kd, .highlight .kn, .highlight .kp,
.highlight .kr, .highlight .kt, .highlight .kc, .highlight .ow { color: var(--syn-keyword); }

/* Rouge tags PowerShell cmdlets as .n and builtins like $_ as .bp */
.highlight .n,  .highlight .nb, .highlight .bp,
.highlight .nf, .highlight .fm { color: var(--syn-func); }

.highlight .nv, .highlight .vi, .highlight .vg,
.highlight .vc, .highlight .vm { color: var(--syn-var); }

/* Rouge tags PowerShell -Parameters as .nt */
.highlight .nt, .highlight .na, .highlight .no, .highlight .nd,
.highlight .nl, .highlight .nn { color: var(--syn-param); }

.highlight .s,  .highlight .s1, .highlight .s2, .highlight .sb,
.highlight .sc, .highlight .sd, .highlight .se, .highlight .sh,
.highlight .si, .highlight .sx, .highlight .sr, .highlight .ss,
.highlight .dl { color: var(--syn-string); }

.highlight .m,  .highlight .mi, .highlight .mf, .highlight .mh,
.highlight .mo, .highlight .il { color: var(--syn-number); }

.highlight .o,  .highlight .p,  .highlight .pi { color: var(--text-secondary); }

/* Rouge flags anything it can't lex as an error; don't paint it red */
.highlight .err { color: inherit; background: none; }


/* ═══════════════════════════════════════════
   POST NAV + FOOTER LINKS
   ═══════════════════════════════════════════ */

.post-nav .link-platform { width: 70px; }

footer a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

footer a:hover { color: var(--accent); }


/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */

@media (max-width: 560px) {
  header {
    flex-wrap: wrap;
    gap: 16px;
  }

  .header-right {
    width: 100%;
    justify-content: space-between;
    gap: 16px;
  }

  .site-nav { gap: 16px; }

  .post-content pre { padding: 14px; font-size: 12px; }

  .hero-post { margin-bottom: 28px; }
}