/* ── Custom properties ── */

:root {
  --bg: #fffaf7;
  --text: #1a1a1a;
  --text-muted: #6b6b6b;
  --accent: #CC2C4B;
  --accent-hover: #a82340;
  --border: rgba(0, 0, 0, 0.1);
  --code-bg: #f5f2ef;
  --card-bg: #fdf8f4;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161616;
    --text: #e0ddd8;
    --text-muted: #9a9a9a;
    --accent: #e0455f;
    --accent-hover: #f25a73;
    --border: rgba(255, 255, 255, 0.1);
    --code-bg: #1e1e1e;
    --card-bg: #1e1e1e;
  }
}

/* ── Base reset & typography ── */

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Bitter', Georgia, 'Times New Roman', serif;
  font-size: 1.1rem;
  line-height: 1.85;
  border-top: 12px solid var(--accent);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Overpass Mono', 'Courier New', monospace;
  line-height: 1.3;
}

/* ── Links ── */

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

a:visited {
  color: var(--accent);
  opacity: 0.85;
}

/* ── Layout ── */

.container {
  margin: 0 auto;
  max-width: 960px;
  padding: 0 1.5rem;
}

/* ── Header ── */

.site-header {
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
}

.site-header .brand {
  font-family: 'Overpass Mono', 'Courier New', monospace;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--text);
  opacity: 1;
}

.site-header .brand:visited {
  color: var(--text);
  opacity: 1;
}

.site-header nav {
  display: flex;
  gap: 1.25rem;
  font-family: 'Overpass Mono', 'Courier New', monospace;
  font-size: 0.9rem;
  font-weight: 500;
}

.site-header nav a {
  color: var(--text-muted);
}

.site-header nav a:visited {
  color: var(--text-muted);
  opacity: 1;
}

.site-header nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

/* ── Main ── */

.site-main {
  padding: 3rem 0 4rem;
}

/* ── Footer ── */

.site-footer {
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  padding: 2rem 0;
  color: var(--text-muted);
}

/* ── Post list ── */

.post-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.post-item {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.post-item:first-child {
  padding-top: 0;
}

.post-item:last-child {
  border-bottom: none;
}

.post-item time {
  display: block;
  font-family: 'Overpass Mono', 'Courier New', monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.post-item h2 {
  font-size: 1.2rem;
  margin: 0 0 0.4rem;
}

.post-item h2 a {
  color: var(--text);
}

.post-item h2 a:visited {
  color: var(--text);
  opacity: 0.85;
}

.post-item h2 a:hover {
  color: var(--accent);
}

.post-item p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

/* ── Prose (post body) ── */

.prose {
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1.85;
}

.prose h1, .prose h2, .prose h3 {
  color: var(--text);
  margin-top: 2.5rem;
}

.prose h1 {
  font-size: 1.75rem;
}

.prose h2 {
  font-size: 1.4rem;
}

.prose h3 {
  font-size: 1.15rem;
}

.prose p {
  margin-bottom: 1.5rem;
}

.prose a {
  color: var(--accent);
}

.prose blockquote {
  border-left: 3px solid var(--accent);
  margin: 1.5rem 0;
  padding: 0.25rem 1.25rem;
  font-style: italic;
  color: var(--text-muted);
}

.prose pre {
  background: var(--code-bg);
  border-radius: 6px;
  overflow-x: auto;
  padding: 1.25rem;
  font-size: 0.9rem;
  line-height: 1.6;
}

.prose code {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 0.9em;
}

.prose :not(pre) > code {
  background: var(--code-bg);
  border-radius: 3px;
  padding: 0.15em 0.35em;
}

.prose img {
  border-radius: 6px;
  max-width: 100%;
  height: auto;
}

.prose iframe {
  max-width: 100%;
}

.prose ul, .prose ol {
  padding-left: 1.5rem;
}

.prose li {
  margin-bottom: 0.4rem;
}

.prose .updated-date {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

.prose header time {
  font-family: 'Overpass Mono', 'Courier New', monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Shiki dual-theme toggle ── */

@media (prefers-color-scheme: dark) {
  .shiki,
  .shiki span {
    color: var(--shiki-dark) !important;
    background-color: var(--shiki-dark-bg) !important;
  }
}