/* ---------------------------------------------------------------- fonts -- */

@font-face {
  font-family: "Fira Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/fira-sans-400.woff2") format("woff2");
}

@font-face {
  font-family: "Fira Sans";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/fira-sans-400-italic.woff2") format("woff2");
}

@font-face {
  font-family: "Fira Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/fira-sans-600.woff2") format("woff2");
}

@font-face {
  font-family: "Merriweather";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/fonts/merriweather-700.woff2") format("woff2");
}

@font-face {
  font-family: "Inconsolata";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/inconsolata-400.woff2") format("woff2");
}

/* --------------------------------------------------------------- tokens -- */

:root {
  color-scheme: dark;

  --bg: #161616;
  --fg: #c8c8c8;
  --fg-bright: #ededed;
  --fg-muted: #9a9a9a;
  --fg-faint: #6e6e6e;
  --border: #333333;
  --surface: #2a2a2a;
  --accent: #fab387;
  --accent-bright: #ffd0ae;
  --code-bg: #1f1f1f;
  --warn: #e67e80;

  --ratio: 1.25;
  --s-2: calc(var(--s-1) / var(--ratio));
  --s-1: calc(var(--s0) / var(--ratio));
  --s0: 1rem;
  --s1: calc(var(--s0) * var(--ratio));
  --s2: calc(var(--s1) * var(--ratio));
  --s3: calc(var(--s2) * var(--ratio));
  --s4: calc(var(--s3) * var(--ratio));

  --measure: 60ch;
  --measure-wide: 70ch;
  --gutter: var(--s1);

  --font-sans: "Fira Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", helvetica, Ubuntu, roboto, noto, sans-serif;
  --font-serif: Merriweather, "Apple Garamond", Georgia, serif;
  --font-mono: Inconsolata, Menlo, Consolas, Monaco, "Liberation Mono", "Lucida Console", monospace;

  --line-height: 1.65;
  --line-height-heading: 1.2;
}

/* ---------------------------------------------------------------- reset -- */

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

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  line-height: var(--line-height);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

img,
svg,
video {
  max-inline-size: 100%;
  block-size: auto;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ------------------------------------------------------- layout: center -- */

.center {
  box-sizing: content-box;
  margin-inline: auto;
  max-inline-size: var(--measure);
  padding-inline: var(--gutter);
  inline-size: calc(100% - var(--gutter) * 2);
}

.center--wide {
  max-inline-size: var(--measure-wide);
}

/* ------------------------------------------------------ layout: cluster -- */

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s0) var(--s1);
  align-items: center;
}

.cluster--between {
  justify-content: space-between;
}

/* --------------------------------------------------------- layout: icon -- */

.icon {
  block-size: 1.7rem;
  block-size: 1cap;
  inline-size: 1.7rem;
  inline-size: 1cap;
}

.icon.header {
  block-size: 32px;
  inline-size: 32px;
  vertical-align: -6px;
}

.icon.round {
  border-radius: 50%;
  border: 1px solid;
}

/* --------------------------------------------------------------- header -- */

.site-header {
  padding-block-start: var(--s2);
  margin-block-end: var(--s3);
}

.site-header > .cluster {
  padding-block-end: var(--s1);
  border-block-end: 1px solid var(--border);
}

.site-header a {
  color: var(--fg-muted);
  text-decoration: none;
}

.site-header a:hover,
.site-header a:focus-visible {
  color: var(--accent);
}

.site-header nav.cluster {
  gap: var(--s0);
}

.section-header {
  padding-block-end: var(--s2);
}

.social-link {
  font-size: var(--s4);
  display: inline-flex;
  align-items: center;
}

/* --------------------------------------------------------------- footer -- */

.site-footer {
  margin-block-start: auto;
  padding-block-end: var(--s2);
  color: var(--fg-muted);
}

.site-footer > .cluster {
  padding-block-start: var(--s1);
  border-block-start: 1px solid var(--border);
  font-size: var(--s-1);
}

.site-footer p {
  margin: 0;
}

/* ----------------------------------------------------------------- main -- */

main {
  flex: 1;
  padding-block-end: var(--s4);
}

.prose {
  display: grid;
  grid-template-columns:
    [wide-start] minmax(0, 1fr)
    [content-start] min(var(--measure), 100%) [content-end]
    minmax(0, 1fr) [wide-end];
}

.prose > * {
  grid-column: content;
}

.prose > #continue-reading {
  display: none;
}

.prose > pre,
.prose > figure {
  grid-column: wide;
}

.prose > * {
  margin-block: 0;
}

.prose > * + * {
  margin-block-start: var(--flow-space, var(--s1));
}

.prose > * + :is(h2, h3, h4) {
  margin-block-start: var(--s3);
}

.prose > :is(h1, h2, h3, h4) + * {
  margin-block-start: var(--s0);
}

.prose + .prose {
  margin-block-start: var(--s4);
}

/* ------------------------------------------------------------ typography -- */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-serif);
  color: var(--fg-bright);
  line-height: var(--line-height-heading);
  font-weight: 700;
  text-wrap: balance;
}

h1 {
  font-size: clamp(var(--s2), var(--s1) + 2vw, var(--s3));
}

h2 {
  font-size: var(--s2);
}

h3 {
  font-size: var(--s1);
}

h4 {
  font-size: var(--s0);
}

p,
li {
  text-wrap: pretty;
}

a {
  color: var(--accent);
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

a:hover,
a:focus-visible {
  color: var(--accent-bright);
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.prose :is(h1, h2, h3, h4) > a {
  color: inherit;
  text-decoration: none;
}

.prose :is(h1, h2, h3, h4) > a:hover {
  color: var(--accent);
}

blockquote {
  border-inline-start: 3px solid var(--border);
  padding-inline-start: var(--s1);
  color: var(--fg-muted);
  font-style: italic;
}

hr {
  border: 0;
  border-block-start: 1px solid var(--border);
  margin-block: var(--s3);
}

ul,
ol {
  padding-inline-start: var(--s2);
}

li + li {
  margin-block-start: var(--s-1);
}

table {
  border-collapse: collapse;
  inline-size: 100%;
  display: block;
  overflow-x: auto;
  min-inline-size: 0;
}

th,
td {
  border: 1px solid var(--border);
  padding: var(--s-1) var(--s0);
  text-align: start;
}

th {
  color: var(--fg-bright);
}

/* ----------------------------------------------------------------- code -- */

pre.giallo {
  background-color: var(--code-bg);
  overflow-x: auto;
  padding: var(--s0);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.95em;
  line-height: 1.5;
  tab-size: 4;
  min-inline-size: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--fg-faint) transparent;
}

pre.giallo code {
  font-family: var(--font-mono);
}

.z-i {
  font-style: normal;
}

.giallo-l {
  display: inline-block;
  min-height: 1lh;
  width: 100%;
}

.giallo-ln {
  display: inline-block;
  user-select: none;
  margin-right: 0.4em;
  padding: 0.4em;
  min-width: 3ch;
  text-align: right;
  opacity: 0.8;
}

:not(pre) > code {
  font-family: var(--font-mono);
  font-size: 0.95em;
  background-color: var(--surface);
  color: var(--fg-bright);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

/* -------------------------------------------------------------- listings -- */

.post-listing {
  --flow-space: var(--s3);
}

.post-listing h2 {
  font-size: var(--s1);
  margin-block: 0;
}

.post-listing h2 a {
  color: var(--fg-bright);
  text-decoration: none;
}

.post-listing h2 a:hover,
.post-listing h2 a:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

.post-listing > * + * {
  margin-block-start: var(--s-1);
}

.post-meta {
  color: var(--fg-muted);
  font-size: var(--s-1);
  margin: 0;
}

.readmore {
  font-size: var(--s-1);
}

.recent-posts h2,
.comments h2 {
  font-size: var(--s1);
  color: var(--fg-muted);
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ------------------------------------------------------------------ tags -- */

.tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--s0);
  font-size: var(--s-1);
}

.tag-list li + li {
  margin-block-start: 0;
}

.tag {
  color: var(--fg-muted);
  text-decoration: none;
}

.tag:hover,
.tag:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

.tag-count {
  color: var(--fg-muted);
  font-size: var(--s-2);
}

/* ------------------------------------------------------------ pagination -- */

.pagination {
  margin-block-start: var(--s4);
  padding-block-start: var(--s1);
  border-block-start: 1px solid var(--border);
  font-size: var(--s-1);
}

.pagination__count {
  color: var(--fg-muted);
}

/* -------------------------------------------------------- bsky comments -- */

bsky-comments {
  display: block;
  --avatar: 2.5rem;
}

.bsky-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-1) var(--s0);
  padding-block-end: var(--s0);
  border-block-end: 1px solid var(--border);
  font-size: var(--s-1);
}

.bsky-header-text {
  color: var(--fg-muted);
}

.bsky-reply-btn {
  padding: var(--s-2) var(--s-1);
  border: 1px solid var(--border);
  border-radius: 4px;
  text-decoration: none;
  white-space: nowrap;
}

.bsky-reply-btn:hover,
.bsky-reply-btn:focus-visible {
  border-color: var(--accent);
}

.bsky-comment {
  margin-block-start: var(--s1);
}

.bsky-comment-header {
  display: flex;
  align-items: center;
  gap: var(--s-1);
}

.bsky-avatar,
.bsky-avatar-placeholder {
  inline-size: var(--avatar);
  block-size: var(--avatar);
  flex: none;
  border-radius: 50%;
  object-fit: cover;
  background-color: var(--surface);
}

.bsky-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 var(--s-2);
  min-inline-size: 0;
}

.bsky-author {
  color: var(--fg-bright);
  font-weight: 600;
  text-decoration: none;
}

.bsky-author:hover,
.bsky-author:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

.bsky-handle,
.bsky-date {
  color: var(--fg-muted);
  font-size: var(--s-1);
}

.bsky-date {
  text-decoration: none;
}

.bsky-date:hover,
.bsky-date:focus-visible {
  color: var(--accent);
}

.bsky-body {
  margin-block-start: var(--s-1);
  overflow-wrap: break-word;
}

.bsky-body p {
  margin: 0;
}

.bsky-actions {
  display: flex;
  gap: var(--s1);
  margin-block-start: var(--s-1);
  color: var(--fg-muted);
  font-size: var(--s-1);
}

.bsky-like,
.bsky-reply {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}

.bsky-icon {
  font-variant-emoji: text;
}

.bsky-replies {
  margin-block-start: var(--s0);
  padding-inline-start: var(--s1);
  border-inline-start: 1px solid var(--border);
}

.bsky-replies .bsky-replies .bsky-replies .bsky-replies {
  padding-inline-start: var(--s-2);
}

.bsky-replies .bsky-avatar,
.bsky-replies .bsky-avatar-placeholder {
  --avatar: 2rem;
}

.bsky-loading,
.bsky-empty-text,
.bsky-no-replies {
  color: var(--fg-muted);
  font-size: var(--s-1);
}

.bsky-error {
  color: var(--warn);
  font-size: var(--s-1);
}

/* ------------------------------------------------------------------ a11y -- */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  inset-block-start: var(--s0);
  inset-inline-start: var(--s0);
  padding: var(--s-1) var(--s0);
  background-color: var(--code-bg);
  border: 1px solid var(--accent);
  border-radius: 4px;
  z-index: 10;
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}