.post-content {
  overflow-x: hidden;
}

/* Lists (bullet points & numbered) */
.post-content ul,
.post-content ol {
  margin: 1.25rem 0;
  padding-left: 1.5rem;
}

.post-content li {
  line-height: 1.6;
}

.post-content ul li::marker {
  color: var(--accent);
}

.post-content ol li::marker {
  font-weight: 600;
}

.post-content ul > li ul,
.post-content ol > li ul {
  margin: 0 0 1.2rem;
}

/* =========================================================
   Inline code
   ========================================================= */

.post-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--code-inline-bg);
  color: var(--code-keyword);
  padding: 0.15em 0.35em;
  border-radius: var(--radius-sm);
}

/* =========================================================
   Code blocks
   ========================================================= */

.post-content pre {
  background: var(--code-bg);
  color: var(--code-text);
  padding: 2.75rem 1.5rem 1.25rem;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.9rem;
  line-height: 1.6;
  position: relative;
  --code-max-height: 22rem; /* limit long code blocks */
  transition: max-height var(--motion-fast) var(--motion-ease);
}

/* Collapsed state */
.post-content pre.is-collapsed {
  max-height: var(--code-max-height);
  overflow: hidden;
}

.post-content pre.is-collapsed::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;

  height: 5rem;
  pointer-events: none;

  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0),
    rgba(0, 0, 0, 0.2)
  );
}

.post-content pre.is-expanded {
  max-height: none;
}

.post-content pre.is-expanded::after {
  display: none;
}

.post-content pre::before {
  content: attr(data-lang);
  position: absolute;
  top: 0.6rem;
  left: 1rem;

  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;

  color: var(--text-muted);
  background: var(--panel-soft);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-pill);
}

.post-content pre ::selection {
  background: var(--code-selection);
}

.post-content pre code {
  background: none;
  padding: 0;
  color: inherit;
}

.post-content pre code::before {
  position: absolute;
  top: 0.6rem;
  right: 0.75rem;

  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;

  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-pill);

  background: var(--panel-soft);
  color: var(--text-muted);

  pointer-events: none;

  opacity: 0.6;
  transition: opacity var(--hover-duration) var(--hover-ease);
}

.post-content pre:hover code::before {
  opacity: 1;
}

/* Code block scrollbar */
.post-content pre::-webkit-scrollbar {
  height: 6px;
}

.post-content pre::-webkit-scrollbar-thumb {
  background: var(--border-soft);
  border-radius: var(--radius-pill);
}


/* =========================================================
   Code Toggle
   ========================================================= */

.post-content .code-toggle {
  position: absolute;
  bottom: 0.5rem;
  right: 0.75rem;

  font-size: 0.7rem;
  padding: 0.3rem 0.6rem;

  background: var(--panel-soft);
  color: var(--text-muted);

  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);

  cursor: pointer;
  z-index: 2;

  transition:
    background var(--hover-duration) var(--hover-ease),
    color var(--hover-duration) var(--hover-ease);
}

.post-content .code-toggle:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

/* =========================================================
   Tables
   ========================================================= */

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.75rem 0;
  font-size: 0.95rem;
  display: block;
  overflow-x: auto;
}

.post-content th,
.post-content td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.post-content th {
  font-weight: 600;
  background: var(--panel-soft);
}

.post-content tr:hover td {
  background: var(--panel-soft);
}

/* =========================================================
   Images
   ========================================================= */

.post-content img {
  display: block;
  /* width: 100%; */
  max-width: 100%;
  height: auto;

  margin: 2.25rem auto 0.75rem;

  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  box-sizing: border-box;
  background: var(--panel);
}

/* Caption (markdown: italic text immediately after image) */
.post-content img + em {
  display: block;
  max-width: 42rem;
  margin: 0 auto 2rem;

  font-size: 0.85rem;
  line-height: 1.5;
  text-align: center;

  color: var(--text-muted);
  font-style: normal;
}

/* Subtle separator feel */
.post-content img + em::before {
  content: "—";
  display: block;
  margin-bottom: 0.25rem;
  opacity: 0.4;
}

/* Slightly reduce emphasis on links inside captions */
.post-content img + em a {
  color: var(--theme-light-text);
  text-decoration-thickness: 1px;
}

.post-content img.diagram + em {
  text-align: left;
  max-width: 100%;
}


/* =========================================================
   Links
   ========================================================= */

.post-content a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition:
    color var(--hover-duration) var(--hover-ease),
    background var(--hover-duration) var(--hover-ease);
}

.post-content a:hover {
  background: var(--accent-soft);
}

/* External link indicator */
.post-content a[href^="http"]::after {
  content: "↗";
  font-size: 0.75em;
  margin-left: 0.2em;
}

/* =========================================================
   Details / Summary
   ========================================================= */

.post-content details {
  margin: 1.75rem 0;
  padding: 0.75rem 1rem;

  background: var(--panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);

  box-shadow: var(--shadow-sm);
}

/* Remove default marker */
.post-content summary {
  list-style: none;
  cursor: pointer;
  user-select: none;

  display: flex;
  align-items: center;
  gap: 0.6rem;

  font-weight: 600;
  color: var(--text);

  padding: 0.5rem 0.25rem;
}

.post-content summary::-webkit-details-marker {
  display: none;
}

/* Custom caret */
.post-content summary::before {
  content: "▸";
  font-size: 0.9em;
  color: var(--accent);

  transition: transform var(--hover-duration) var(--hover-ease);
}

/* Open state */
.post-content details[open] summary::before {
  transform: rotate(90deg);
}

/* Hover / focus */
.post-content summary:hover {
  color: var(--accent);
}

.post-content summary:focus-visible {
  outline: 2px solid var(--accent-border);
  outline-offset: 4px;
}

/* Inner content spacing */
.post-content details > :not(summary) {
  margin-top: 0.75rem;
}

/* Subtle divider between summary and content */
.post-content details[open] summary {
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px dashed var(--border-subtle);
}

/* =========================================================
   Callouts
   ========================================================= */

.post-content .callout {
  position: relative;
  margin: 1.75rem 0;
  padding: 1rem 1.25rem 1rem 3.5rem;

  border-left: 4px solid;
  border-radius: var(--radius-sm);

  line-height: 1.65;
  font-size: 0.95rem;
  background: var(--panel-soft);
}

/* Icon */
.post-content .callout::before {
  content: "";
  position: absolute;
  top: 1.15rem;
  left: 1.25rem;

  width: 1.6rem;
  height: 1.6rem;

  opacity: 0.7;

  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* Trim spacing */
.post-content .callout > :first-child { margin-top: 0; }
.post-content .callout > :last-child  { margin-bottom: 0; }

/* Note */
.post-content .callout-note {
  border-color: var(--note);
  background: color-mix(in srgb, var(--note) 12%, transparent);
}

.post-content .callout-note::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2360a5fa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='12' y1='16' x2='12' y2='12'/%3E%3Cline x1='12' y1='8' x2='12.01' y2='8'/%3E%3C/svg%3E");
}

/* Tip */
.post-content .callout-tip {
  border-color: var(--tip);
  background: color-mix(in srgb, var(--tip) 12%, transparent);
}

.post-content .callout-tip::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2334d399' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M9 12l2 2 4-4'/%3E%3C/svg%3E");
}

/* Warning */
.post-content .callout-warning {
  border-color: var(--warning);
  background: color-mix(in srgb, var(--warning) 14%, transparent);
}

.post-content .callout-warning::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fbbf24' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z'/%3E%3Cline x1='12' y1='9' x2='12' y2='13'/%3E%3Cline x1='12' y1='17' x2='12.01' y2='17'/%3E%3C/svg%3E");
}

/* Danger */
.post-content .callout-danger {
  border-color: var(--danger);
  background: color-mix(in srgb, var(--danger) 14%, transparent);
}

.post-content .callout-danger::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f87171' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='15' y1='9' x2='9' y2='15'/%3E%3Cline x1='9' y1='9' x2='15' y2='15'/%3E%3C/svg%3E");
}

/* =========================================================
   Syntax Highlighting (Rouge)
   ========================================================= */

.post-content .highlight {
  margin: 1.5rem 0;
  position: relative;
}

/* Comments */
.post-content .highlight .c,
.post-content .highlight .c1,
.post-content .highlight .cm {
  color: var(--code-comment);
  font-style: italic;
}

/* Keywords */
.post-content .highlight .k,
.post-content .highlight .kd,
.post-content .highlight .kn,
.post-content .highlight .kp {
  color: var(--code-keyword);
  font-weight: 500;
}

/* Strings */
.post-content .highlight .s,
.post-content .highlight .s1,
.post-content .highlight .s2,
.post-content .highlight .sb {
  color: var(--code-string);
}

/* Numbers */
.post-content .highlight .m,
.post-content .highlight .mi,
.post-content .highlight .mf {
  color: var(--code-number);
}

/* Functions / built-ins */
.post-content .highlight .nf,
.post-content .highlight .nb {
  color: var(--code-function);
}

/* Variables */
.post-content .highlight .nv,
.post-content .highlight .vi {
  color: var(--code-text);
}

/* Operators & punctuation */
.post-content .highlight .o,
.post-content .highlight .p {
  color: var(--code-operator);
}

/* =========================================================
   Diff blocks (GitHub-style)
   ========================================================= */

/* Ensure diff blocks inherit code styling */
.post-content pre code.language-diff {
  display: block;
}

/* Shared diff line styling */
.post-content .highlight .gi,
.post-content .highlight .gd {
  display: block;
  margin: 0 -1.5rem;
  padding: 0.1rem 1.5rem;
  border-left: 3px solid transparent;
}

/* Added lines (+) */
.post-content .highlight .gi {
  background: color-mix(in srgb, var(--tip) 14%, transparent);
  border-left-color: var(--tip);
  color: var(--code-text);
}

/* Deleted lines (-) */
.post-content .highlight .gd {
  background: color-mix(in srgb, var(--danger) 14%, transparent);
  border-left-color: var(--danger);
  color: var(--code-text);
  text-decoration: line-through;
  text-decoration-color: color-mix(in srgb, var(--danger) 55%, transparent);
}

/* Optional: diff headers (@@, index, etc.) */
.post-content .highlight .gh {
  color: var(--text-muted);
  font-weight: 600;
  background: var(--panel-soft);
  display: block;
  margin: 0 -1.5rem;
  padding: 0.15rem 1.5rem;
}

/* Optional: context lines */
.post-content .highlight .gc {
  color: var(--text-muted);
}

/* Prevent selection bleed */
.post-content .highlight .gi::selection,
.post-content .highlight .gd::selection {
  background: var(--code-selection);
}


/* ============================
   Code block toolbar
============================ */

/* Copy button */
.post-content pre .copy-button {
  position: absolute;
  top: 0.55rem;
  right: 1rem;

  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;

  background: var(--panel-soft);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);

  cursor: pointer;
  transition:
    color var(--hover-duration) var(--hover-ease),
    background var(--hover-duration) var(--hover-ease),
    border-color var(--hover-duration) var(--hover-ease);
}

.post-content pre:hover .copy-button {
  opacity: 1;
}

.post-content pre .copy-button:hover {
  background: var(--accent-soft);
  color: var(--text);
  border-color: var(--accent-border);
}

/* Copied state */
.post-content pre .copy-button.copied {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent-border);
}

/* fallback */
.post-content pre:not([data-lang])::before {
  content: "code";
}


/* =========================================================
   Media (Images, Video, Audio, Embeds)
   ========================================================= */

/* Generic media wrapper */
.post-content .media {
  margin: 2.5rem 0;
}

/* =========================================================
   Figures & Captions
   ========================================================= */

.post-content figure {
  margin: 2.5rem 0;
}

.post-content figure > * {
  display: block;
  width: 100%;
}

/* Figcaption (preferred over markdown em captions) */
.post-content figcaption {
  max-width: 42rem;
  margin: 0.75rem auto 0;

  font-size: 0.85rem;
  line-height: 1.5;
  text-align: center;

  color: var(--text-muted);
}

/* Decorative separator */
.post-content figcaption::before {
  content: "—";
  display: block;
  margin-bottom: 0.25rem;
  opacity: 0.4;
}

/* =========================================================
   Images (non-breaking enhancement)
   ========================================================= */

/* Keep your existing img styles — just tighten figure images */
.post-content figure img {
  margin: 0;
}

/* =========================================================
   Video
   ========================================================= */

.post-content video {
  display: block;
  width: 100%;
  max-height: 70vh;

  margin: 2.5rem auto 0.75rem;

  border-radius: var(--radius-lg);
  background: #000;
  box-shadow: var(--shadow-sm);
}

/* =========================================================
   Audio
   ========================================================= */

.post-content audio {
  display: block;
  width: 100%;

  margin: 2rem 0;

  border-radius: var(--radius-md);
}

/* =========================================================
   Embedded Media (YouTube, Vimeo, etc.)
   ========================================================= */

.post-content .media-embed {
  margin: 3rem 0;
}

/* Aspect-ratio container */
.post-content .media-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;

  overflow: hidden;
  border-radius: var(--radius-lg);

  background: var(--panel);
  box-shadow: var(--shadow-sm);
}

/* Iframe fill */
.post-content .media-frame iframe {
  position: absolute;
  inset: 0;

  width: 100%;
  height: 100%;
  border: 0;
}

/* =========================================================
   Media Rhythm
   ========================================================= */

/* Improve spacing around media */
.post-content p + figure,
.post-content p + video,
.post-content p + .media-embed {
  margin-top: 2.75rem;
}

.post-content figure + p,
.post-content video + p,
.post-content .media-embed + p {
  margin-top: 2.25rem;
}

/* =========================================================
   Reduced Motion
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  .post-content video,
  .post-content .media-frame {
    transition: none;
  }
}


/* =========================================================
   Mark (highlighted text)
   ========================================================= */

.post-content mark {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: inherit;

  padding: 0.1em 0.25em;
  border-radius: var(--radius-sm);
}

/* Avoid awkward breaks */
.post-content mark::selection {
  background: color-mix(in srgb, var(--accent) 30%, transparent);
}

/* =========================================================
   acronyms
   ========================================================= */

.post-content abbr[title] {
  border-bottom: 1px dotted var(--border-soft);
  cursor: help;
  text-decoration: none;
}

/* =========================================================
   Keyboard input
   ========================================================= */

.post-content kbd {
  font-family: var(--font-mono);
  font-size: 0.8em;

  padding: 0.2em 0.45em;

  border-radius: var(--radius-sm);

  background: var(--panel-soft);
  border: 1px solid var(--border-subtle);

  box-shadow:
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);

  color: var(--text);
  white-space: nowrap;
}

/* Chord spacing: Ctrl + C */
.post-content kbd + kbd {
  margin-left: 0.15em;
}

/* =========================================================
   Task lists
   ========================================================= */
.post-content ul.task-list {
  list-style: none;
  padding-left: 0;
}

.post-content .task-list-item {
  display: flex;
  align-items: center;
}
.post-content input.task-list-item-checkbox {
  /* Reset native */
  appearance: none;
  -webkit-appearance: none;

  width: 1.5rem;
  height: 1.5rem;
  margin-top: 0.25rem;
  margin-right: 0.6rem;

  border-radius: 999px;
  border: 2px solid var(--accent-border);
  background: var(--panel);

  display: inline-grid;
  place-content: center;

  cursor: pointer;
  position: relative;

  transition:
    background-color var(--hover-duration) var(--hover-ease),
    border-color var(--hover-duration) var(--hover-ease),
    box-shadow var(--hover-duration) var(--hover-ease),
    transform 120ms ease;
}

/* =========================================================
   Checkmark
   ========================================================= */

.post-content input.task-list-item-checkbox::after {
  content: "";
  width: 0.55rem;
  height: 0.3rem;

  border-left: 2px solid var(--text-invert);
  border-bottom: 2px solid var(--text-invert);

  transform: rotate(-45deg) scale(0);
  transform-origin: center;
  opacity: 0;

  transition:
    transform 140ms ease,
    opacity 140ms ease;
}

/* =========================================================
   Checked state
   ========================================================= */

.post-content input.task-list-item-checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow:
    inset 0 0 0 1px var(--accent-border),
    0 0 0 3px var(--accent-soft);
}

.post-content input.task-list-item-checkbox:checked::after {
  transform: rotate(-45deg) scale(1);
  opacity: 1;
}

/* =========================================================
   Hover (enabled only)
   ========================================================= */

.post-content
input.task-list-item-checkbox:not(:disabled):hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* =========================================================
   Focus-visible (keyboard users)
   ========================================================= */

.post-content
input.task-list-item-checkbox:focus-visible {
  outline: none;
  box-shadow:
    0 0 0 2px var(--panel),
    0 0 0 4px var(--accent);
}

/* =========================================================
   Disabled state
   ========================================================= */

.post-content
input.task-list-item-checkbox:disabled {
  background: var(--panel);
  cursor: not-allowed;
  opacity: 1 !important;
  filter: none !important;
  cursor: default;
}

.post-content
input.task-list-item-checkbox:disabled::after {
  border-color: var(--accent);
}

/* Checked tasks keep accent color */
.post-content
input.task-list-item-checkbox:disabled:checked {
  accent-color: var(--accent);
}


/* =========================================================
   Definition lists
   ========================================================= */

.post-content dl {
  margin: 2rem 0;
}

.post-content dt {
  font-weight: 600;
  color: var(--text);
  margin-top: 1.25rem;
}

.post-content dd {
  margin: 0.4rem 0 0.75rem 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* First term spacing fix */
.post-content dt:first-child {
  margin-top: 0;
}

/* =========================================================
   Address
   ========================================================= */

.post-content address {
  margin: 2rem 0;
  padding: 1rem 1.25rem;

  font-style: normal;
  line-height: 1.6;

  background: var(--panel-soft);
  border-left: 3px solid var(--border-soft);
  border-radius: var(--radius-sm);

  color: var(--text-muted);
}

/* Improve link visibility inside address */
.post-content address a {
  color: var(--accent);
  text-decoration: underline;
}


.post-content q {
  font-style: italic;
  quotes: "“" "”" "‘" "’";

}
.post-content sup,
.post-content sub {
  font-size: 0.75em;
  line-height: 0;
}
.post-content time {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.post-content figure {
  margin: 2.5rem 0;
}

.post-content figcaption {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.post-content small {
  font-size: 0.8em;
  color: var(--text-muted);
}

.post-content ins {
  text-decoration: none;
  background: color-mix(in srgb, var(--tip) 18%, transparent);
}

.post-content del {
  color: var(--text-muted);
}

/* =========================================================
   Footnotes
   ========================================================= */

.post-content .footnotes {
  margin-top: 3rem;
  padding-top: 1.5rem;

  border-top: 1px dashed var(--border-subtle);

  font-size: 0.9rem;
  color: var(--text-muted);
}

.post-content .footnotes::before {
  content: "Footnotes";
  display: block;

  margin-bottom: 0.75rem;

  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;

  color: var(--text-muted);
}

/* Footnote list */
.post-content .footnotes ol {
  margin: 0;
  padding-left: 1.25rem;
}

/* Individual footnotes */
.post-content .footnotes li {
  margin: 0.75rem 0;
  line-height: 1.6;
}

/* Paragraph inside footnote */
.post-content .footnotes p {
  margin: 0;
}

/* Back-reference link (↩) */
.post-content .footnotes a[href^="#fnref"] {
  margin-left: 0.4rem;

  font-size: 0.75em;
  text-decoration: none;

  color: var(--text-muted);
  opacity: 0.6;

  transition:
    color var(--hover-duration) var(--hover-ease),
    opacity var(--hover-duration) var(--hover-ease);
}

.post-content .footnotes a[href^="#fnref"]:hover {
  color: var(--accent);
  opacity: 1;
}

/* Superscript reference in body */
.post-content sup a {
  font-size: 0.7em;
  text-decoration: none;

  color: var(--accent);
  opacity: 0.85;
}

.post-content sup a:hover {
  text-decoration: underline;
}

/* Optional: subtle highlight when navigating to footnote */
.post-content .footnotes li:target {
  background: var(--panel-soft);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.4rem;
}