/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #111;
  background: #fafafa;
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* ── Container ── */
.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* ── Typography ── */
h1, h2, h3, h4 {
  line-height: 1.3;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

h1 { font-size: 1.5rem; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.1rem; }
h4 { font-size: 1rem; color: #333; }

p {
  margin-bottom: 1rem;
}

a {
  color: #2563eb;
  text-decoration: underline;
}

a:hover {
  text-decoration: none;
}

hr {
  border: none;
  border-top: 1px solid #ddd;
  margin: 1.5rem 0;
}

ul, ol {
  padding-left: 1.25rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.35rem;
}

blockquote {
  border-left: 3px solid #ddd;
  padding-left: 1rem;
  color: #555;
  margin: 1rem 0;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  background: #f0f0f0;
  padding: 0.15em 0.3em;
  border-radius: 3px;
  font-size: 0.9em;
}

pre {
  background: #f0f0f0;
  padding: 1rem;
  overflow-x: auto;
  border-radius: 4px;
  margin-bottom: 1rem;
}

pre code {
  background: none;
  padding: 0;
}

/* ── Header ── */
.site-header {
  text-align: center;
  padding: 1.5rem 0 0.5rem;
}

.site-header a {
  text-decoration: none;
}

.site-header img {
  height: 48px;
}

/* ── Footer ── */
.site-footer {
  text-align: center;
  padding: 2rem 0 1.5rem;
  color: #666;
  font-size: 0.9rem;
}

.site-footer img {
  height: 32px;
  border-radius: 50%;
}

.site-footer a {
  color: #666;
  text-decoration: none;
  margin: 0 0.35rem;
}

.site-footer a:hover {
  color: #111;
}

/* ── Post List (homepage) ── */
.post-list {
  list-style: none;
  padding-left: 0;
}

.post-list li {
  margin-bottom: 0.4rem;
}

.post-list .date {
  color: #999;
  font-size: 0.85rem;
  margin-right: 0.5rem;
}

/* ── Post (single) ── */
.post-header {
  margin-bottom: 1.5rem;
}

.post-header h1 {
  margin-bottom: 0.25rem;
}

.post-meta {
  color: #666;
  font-size: 0.85rem;
}

.post-excerpt {
  font-style: italic;
  color: #555;
  margin-bottom: 1rem;
}

.post-content {
  line-height: 1.7;
}

.post-content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem auto;
}

.post-content video {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem auto;
}

/* ── Media (homepage) ── */
.center-fit {
  display: block;
  max-width: 360px;
  width: 100%;
  margin: 1rem auto;
}