:root {
  color-scheme: light dark;
  --fg: #1c2733;
  --bg: #ffffff;
  --muted: #5b6b7c;
  --blue: #1d4ed8;
  --orange: #c2410c;
  --orange-hover: #9a3412;
  --border: #e2e8f0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e7edf5;
    --bg: #0f1620;
    --muted: #8b9bb0;
    --blue: #6ea8fe;
    --orange: #fb923c;
    --orange-hover: #fdba74;
    --border: #24303f;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}

main {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

.site-header {
  max-width: 700px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px solid;
  border-image: linear-gradient(90deg, var(--blue), var(--orange)) 1;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
}

.site-title {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--blue);
  text-decoration: none;
}

.site-header nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1rem;
  text-transform: capitalize;
}

.site-header nav a:hover {
  color: var(--orange);
}

h1 {
  font-size: 1.8rem;
  margin-bottom: 0.25rem;
  color: var(--blue);
  text-transform: capitalize;
}

.post-date,
.post-list-date {
  color: var(--muted);
  font-size: 0.9rem;
}

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

.post-list li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.post-list a {
  color: var(--fg);
  text-decoration: none;
  font-weight: 500;
}

.post-list a:hover {
  color: var(--orange);
}

a {
  color: var(--orange);
}

a:hover {
  color: var(--orange-hover);
}

.post-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: 2rem 0 0;
}

.post-tags a {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--blue);
  text-transform: capitalize;
}

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

.site-footer {
  max-width: 700px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}