:root {
  color-scheme: dark;
  --background: #17181c;
  --foreground: #dedee3;
  --muted: #a4a6b0;
  --border: #34363f;
  --link: #9bbcf5;
  --inline-code: #25272e;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--background);
  scroll-padding-top: 1rem;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  margin: 0;
  color: var(--foreground);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
}

::selection {
  background: #344968;
  color: #fff;
}

.page-width {
  width: min(100% - 2.5rem, 46rem);
  margin-inline: auto;
}

a {
  color: var(--link);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 0.14em;
}

a:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.4rem 0.7rem;
  background: var(--background);
  border: 1px solid var(--border);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: none;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.75rem;
  border-bottom: 1px solid var(--border);
}

.brand {
  color: var(--foreground);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

nav a {
  font-size: 0.9rem;
}

main {
  flex: 1;
  padding-block: 3rem 4rem;
  overflow-wrap: anywhere;
}

h1,
h2,
h3,
h4 {
  line-height: 1.3;
}

h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.7rem, 5vw, 2.1rem);
  letter-spacing: -0.025em;
}

.page-heading {
  margin-bottom: 2.5rem;
}

time {
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
}

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

.post-list li {
  display: grid;
  grid-template-columns: 7rem 1fr;
  align-items: baseline;
  gap: 1rem;
  padding-block: 1.25rem;
  border-top: 1px solid var(--border);
}

.post-list li:last-child {
  border-bottom: 1px solid var(--border);
}

.post-list a {
  font-weight: 600;
}

.post-list p {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.prose h2 {
  margin: 2.5rem 0 0.75rem;
  font-size: 1.4rem;
}

.prose h3 {
  margin: 2rem 0 0.5rem;
  font-size: 1.15rem;
}

.prose p,
.prose ul,
.prose ol {
  margin-block: 1rem;
}

.prose li + li {
  margin-top: 0.5rem;
}

.prose img,
.prose video {
  max-width: 100%;
  height: auto;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}

:not(pre) > code {
  padding: 0.12em 0.3em;
  background: var(--inline-code);
  border-radius: 3px;
}

pre {
  max-width: 100%;
  margin-block: 1.25rem;
  padding: 1rem;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 4px;
  line-height: 1.5;
  tab-size: 4;
}

pre code {
  display: block;
  font-size: 0.875rem;
}

/* Zola emits a span per highlighted line, including empty lines. */
.giallo-l {
  display: inline-block;
  min-height: 1lh;
  width: 100%;
}

.giallo-ln {
  display: inline-block;
  min-width: 3ch;
  margin-right: 0.75rem;
  color: var(--muted);
  text-align: right;
  user-select: none;
}

blockquote {
  margin-inline: 0;
  padding-left: 1rem;
  border-left: 3px solid var(--border);
  color: var(--muted);
}

table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

th,
td {
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border);
  text-align: left;
}

hr {
  margin-block: 2rem;
  border: 0;
  border-top: 1px solid var(--border);
}

.back-link {
  margin-top: 3rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 36rem) {
  .site-header {
    flex-wrap: wrap;
    padding-block: 1.25rem;
  }

  main {
    padding-block: 2rem 3rem;
  }

  .post-list li {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

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