/* Blog stylesheet — porcelain light / charcoal dark, follows system preference */

:root {
  --bg: #f9fafa;
  --ink: #1e2022;
  --muted: #979da0;
  --rule: #dfe4e4;
  --underline: #a9b3b6;
  --code-bg: #eef1f1;
  --code-border: #dfe4e4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17191a;
    --ink: #dfe2e3;
    --muted: #7d8488;
    --rule: #2c3033;
    --underline: #4b5459;
    --code-bg: #1f2224;
    --code-border: #2c3033;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Source Serif 4", Georgia, serif;
}

main {
  max-width: 620px;
  margin: 0 auto;
  padding: clamp(48px, 10vh, 96px) 24px 96px;
}

/* ---------- Post ---------- */

article h1 {
  font-size: clamp(25px, 5.5vw, 30px);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 8px;
  text-wrap: pretty;
}

.post-date {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 40px;
}

article p {
  font-size: 17px;
  line-height: 1.68;
  margin: 18px 0;
  text-wrap: pretty;
}

article ul,
article ol {
  font-size: 17px;
  line-height: 1.68;
  margin: 18px 0;
  padding-left: 24px;
}
article li {
  margin: 6px 0;
  text-wrap: pretty;
}
article li > ul,
article li > ol {
  margin: 6px 0;
}
/* Loose lists wrap each item in <p>; keep them from inheriting article p margins */
article li p {
  margin: 6px 0;
}

article h2 {
  font-size: 20px;
  font-weight: 600;
  margin: 34px 0 0;
}

article a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--underline);
  text-underline-offset: 3px;
}

article pre {
  margin: 18px 0;
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 4px;
  padding: 14px 16px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 13.5px;
  line-height: 1.55;
  overflow-x: auto;
}

article code {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.85em;
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 3px;
  padding: 1px 4px;
}
article pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
}

footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}
footer a {
  font-size: 15px;
  color: var(--muted);
  text-decoration: none;
}
footer a:hover {
  color: var(--ink);
}

/* ---------- Index ---------- */

.post-list {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.month-group {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 8px 24px;
}

.month-label {
  font-size: 14px;
  color: var(--muted);
  padding-top: 4px;
}

.month-posts {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.month-posts a {
  font-size: 18.5px;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.4;
  text-wrap: pretty;
}
.month-posts a:hover {
  text-decoration: underline;
  text-decoration-color: var(--underline);
  text-underline-offset: 3px;
}

@media (max-width: 560px) {
  .month-group {
    grid-template-columns: 1fr;
  }
  .month-label {
    padding-top: 0;
  }
}