/* commitlog — a blog rendered as a git history.
   Tokens first; everything else reads from them. */

:root {
  --paper: #f3f6fc;
  --paper-2: #e7ecf7;
  --paper-3: #dbe2f1;
  --ink: #16203a;
  --ink-2: #414b66;
  --ink-3: #5d6782;
  --rule: #d3dbeb;

  --lane-blue: #2c52e3;
  --lane-magenta: #c2306a;
  --lane-teal: #08826f;
  --lane-amber: #a86400;
  --lane-violet: #6a52da;
  --lane-lime: #4f7f00;
  --lane-other: #5d6782;

  --focus: var(--lane-blue);
  --code-bg: #e9eef8;
  --shadow: 0 24px 60px -24px rgb(22 32 58 / 0.35), 0 2px 6px rgb(22 32 58 / 0.08);
  --backdrop: rgb(13 22 48 / 0.45);

  --font-text: "LXGW WenKai Screen", "LXGW WenKai GB Screen", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --lane-x0: 10px;
  --lane-gap: 16px;
  --dot-y: 27px;

  --wrap: 50rem;
  --measure: 40rem;
  --radius: 6px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0d1630;
    --paper-2: #142042;
    --paper-3: #1c2a52;
    --ink: #dde5f7;
    --ink-2: #b0bbd6;
    --ink-3: #8a96b6;
    --rule: #25335a;
    --lane-blue: #7a98ff;
    --lane-magenta: #f2729f;
    --lane-teal: #41ceb1;
    --lane-amber: #f0b14e;
    --lane-violet: #ab9cff;
    --lane-lime: #a6d65a;
    --lane-other: #8a96b6;
    --code-bg: #111b38;
    --shadow: 0 24px 60px -20px rgb(0 0 0 / 0.6), 0 2px 6px rgb(0 0 0 / 0.3);
    --backdrop: rgb(4 8 20 / 0.6);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --paper: #0d1630;
  --paper-2: #142042;
  --paper-3: #1c2a52;
  --ink: #dde5f7;
  --ink-2: #b0bbd6;
  --ink-3: #8a96b6;
  --rule: #25335a;
  --lane-blue: #7a98ff;
  --lane-magenta: #f2729f;
  --lane-teal: #41ceb1;
  --lane-amber: #f0b14e;
  --lane-violet: #ab9cff;
  --lane-lime: #a6d65a;
  --lane-other: #8a96b6;
  --code-bg: #111b38;
  --shadow: 0 24px 60px -20px rgb(0 0 0 / 0.6), 0 2px 6px rgb(0 0 0 / 0.3);
  --backdrop: rgb(4 8 20 / 0.6);
  color-scheme: dark;
}

/* ---------- Base ---------- */

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

html {
  font-size: 106.25%; /* 17px */
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 5rem;
}
@media (min-width: 48rem) { html { font-size: 112.5%; } } /* 18px */

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  line-height: 1.75;
  font-feature-settings: "palt" 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; outline: none; }

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }

code, kbd, pre, samp { font-family: var(--font-mono); font-size: 0.86em; }

kbd {
  display: inline-block;
  min-width: 1.6em;
  padding: 0.05em 0.4em;
  border: 1px solid var(--rule);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--paper);
  color: var(--ink-2);
  font-size: 0.74rem;
  line-height: 1.5;
  text-align: center;
}

img, svg, video { max-width: 100%; }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: 3px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  padding: 0.4rem 0.8rem;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
}
.skip-link:focus { top: 0.75rem; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1rem;
}
@media (min-width: 48rem) { .wrap { padding: 0 1.5rem; } }

.section-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 400;
  line-height: 1.4;
}
.section-hint {
  margin: 0.15rem 0 0.9rem;
  color: var(--ink-3);
  font-size: 0.88rem;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.4;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { border-color: var(--ink-3); }
.button--primary { background: var(--lane-blue); border-color: var(--lane-blue); color: #fff; }
.button--primary:hover { filter: brightness(1.08); border-color: var(--lane-blue); }
:root[data-theme="dark"] .button--primary { color: #0d1630; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .button--primary { color: #0d1630; } }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--rule);
}

.site-header__inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.55rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas: "brand nav tools";
  align-items: center;
  gap: 0.75rem 1.5rem;
}
@media (max-width: 47.99rem) {
  .site-header__inner {
    grid-template-columns: 1fr auto;
    grid-template-areas: "brand tools" "nav nav";
    padding-bottom: 0.2rem;
  }
}

.brand {
  grid-area: brand;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--ink);
}
.brand__mark { flex: none; overflow: visible; }
.brand__mark path { fill: none; stroke-width: 2.2; stroke-linecap: round; }
.brand__main { stroke: var(--lane-blue); }
.brand__side { stroke: var(--lane-magenta); }
.brand__dot-main { fill: var(--paper); stroke: var(--lane-blue); stroke-width: 2.4; }
.brand__dot-side { fill: var(--lane-magenta); }
.brand__name { font-size: 1.3rem; line-height: 1; letter-spacing: 0.01em; }

.site-nav { grid-area: nav; min-width: 0; }
.site-nav ul {
  display: flex;
  gap: 0.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}
.site-nav ul::-webkit-scrollbar { display: none; }
.site-nav a {
  display: block;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius);
  color: var(--ink-2);
  text-decoration: none;
  white-space: nowrap;
  font-size: 1rem;
}
.site-nav a:hover { color: var(--ink); background: var(--paper-2); }
.site-nav a[aria-current="page"] {
  color: var(--ink);
  box-shadow: inset 0 -2px 0 var(--lane-blue);
  border-radius: 0;
}

.site-tools { grid-area: tools; display: flex; align-items: center; gap: 0.4rem; }

.search-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 2.1rem;
  padding: 0 0.45rem 0 0.7rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink-3);
  font: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}
.search-trigger:hover { color: var(--ink); border-color: var(--ink-3); }
.search-trigger svg, .palette__field svg { fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; }
@media (max-width: 47.99rem) {
  .search-trigger__label, .search-trigger__kbd { display: none; }
  .search-trigger { width: 2.1rem; justify-content: center; padding: 0; }
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink-2);
  cursor: pointer;
}
.icon-button:hover { color: var(--ink); border-color: var(--ink-3); }
.icon-button svg { fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.icon-moon { display: none; }
:root[data-theme="dark"] .icon-sun { display: none; }
:root[data-theme="dark"] .icon-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .icon-sun { display: none; }
  :root:not([data-theme="light"]) .icon-moon { display: block; }
}

.progress {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  pointer-events: none;
}
.progress__bar {
  height: 100%;
  background: var(--c);
  transform-origin: left;
  transform: scaleX(var(--p, 0));
}

/* ---------- Home intro ---------- */

.intro { padding: 3.2rem 0 1.6rem; }
.intro__title {
  margin: 0;
  font-size: clamp(2.6rem, 9vw, 4.4rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.intro__subtitle {
  margin: 0.6rem 0 0;
  font-size: 1.25rem;
  color: var(--ink-2);
}
.intro__line {
  margin: 1rem 0 0;
  max-width: var(--measure);
  color: var(--ink-3);
  font-size: 0.95rem;
}

.on-this-day {
  margin: 0.4rem 0 1.2rem;
  padding: 1rem 1.1rem 0.6rem;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--lane-amber);
  border-radius: var(--radius);
}
.on-this-day__list { list-style: none; margin: 0; padding: 0; }
.on-this-day__list li {
  display: grid;
  grid-template-columns: 6.8rem 1fr;
  gap: 0.75rem;
  padding: 0.3rem 0;
  border-top: 1px dashed var(--rule);
}
.on-this-day__list li:first-child { border-top: 0; }
.on-this-day__list time { color: var(--ink-3); font-variant-numeric: tabular-nums; white-space: nowrap; }
.on-this-day__list a { text-decoration: none; }
.on-this-day__list a:hover { text-decoration: underline; }

/* ---------- Commit graph ---------- */

.graph {
  list-style: none;
  margin: 1rem 0 2rem;
  padding: 0;
}

.graph-row {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: var(--graph-w) minmax(0, 1fr);
  column-gap: 0.7rem;
}

.graph-row__lanes { position: relative; display: block; }

.seg {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(var(--lane-x0) + var(--x) * var(--lane-gap) - 1px);
  width: 2px;
  background: var(--c);
  border-radius: 1px;
}
.seg--top { bottom: auto; height: var(--dot-y); }
.seg--bottom { top: var(--dot-y); }

.curves { position: absolute; top: 0; left: 0; overflow: visible; }
.curves path { fill: none; stroke-width: 2; stroke-linecap: round; }

.dot {
  position: absolute;
  z-index: 1;
  top: calc(var(--dot-y) - 6px);
  left: calc(var(--lane-x0) + var(--x) * var(--lane-gap) - 6px);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--paper);
  border: 2.5px solid var(--c);
  transition: background-color 120ms ease, transform 120ms ease;
}

.graph-row--tag { min-height: 2.6rem; align-items: center; }
.graph-row--tag .graph-row__lanes { align-self: stretch; }
.tag-mark {
  position: absolute;
  top: 50%;
  left: calc(var(--lane-x0) - 5px);
  width: 10px;
  height: 10px;
  margin-top: -5px;
  background: var(--paper);
  border: 2px solid var(--ink-3);
  transform: rotate(45deg);
}
.tag-label {
  justify-self: start;
  display: inline-block;
  padding: 0.05rem 0.5rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.6;
}

.commit { padding: 12px 0 1.1rem; min-width: 0; }
.commit__title {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 30px;
}
.commit__title a { text-decoration: none; }
.commit__title a::after { content: ""; position: absolute; inset: 0; z-index: 2; }
.commit__title a:focus-visible { outline: none; }
.graph-row--commit:has(a:focus-visible) { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: var(--radius); }

.commit__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.15rem 0.9rem;
  margin: 0.15rem 0 0;
  color: var(--ink-3);
  font-size: 0.85rem;
  line-height: 1.6;
}
.commit__hash { color: var(--ink-3); font-size: 0.78rem; }
.commit__summary {
  margin: 0.35rem 0 0;
  max-width: var(--measure);
  color: var(--ink-2);
  font-size: 0.95rem;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.graph-row--commit:hover .dot,
.graph-row--commit.is-selected .dot { background: var(--c); transform: scale(1.15); }
.graph-row--commit:hover .commit__title,
.graph-row--commit.is-selected .commit__title { color: var(--c); }
.graph-row--commit.is-selected::before {
  content: "";
  position: absolute;
  inset: 4px -0.6rem 4px calc(var(--graph-w) + 0.1rem);
  background: var(--paper-2);
  border-radius: var(--radius);
  z-index: -1;
}

.branch {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  color: var(--c, var(--ink-2));
  text-decoration: none;
}
.branch::before {
  content: "";
  width: 0.55em;
  height: 0.55em;
  border-radius: 50%;
  background: currentColor;
}
.branch--big { font-size: inherit; }

.ref {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.1rem 0.6rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink-2);
  font-size: 0.9rem;
  line-height: 1.6;
  text-decoration: none;
}
a.ref:hover { color: var(--ink); border-color: var(--ink-3); }
.ref--head { padding: 0 0.5rem; border-color: var(--lane-blue); color: var(--lane-blue); font-family: var(--font-mono); font-size: 0.72rem; }
.ref__n { color: var(--ink-3); font-size: 0.8rem; font-variant-numeric: tabular-nums; }
.ref--big { font-size: inherit; border: 0; padding: 0; }

/* The one orchestrated motion: lanes draw downward on first paint. */
@media (prefers-reduced-motion: no-preference) {
  .is-home .graph-row:nth-child(-n+24) .graph-row__lanes {
    animation: lane-draw 520ms cubic-bezier(.2,.7,.2,1) both;
    animation-delay: calc(var(--i, 0) * 45ms);
  }
  .is-home .graph-row:nth-child(-n+24) .dot {
    animation: dot-pop 260ms ease-out both;
    animation-delay: calc(var(--i, 0) * 45ms + 220ms);
  }
}
@keyframes lane-draw { from { clip-path: inset(0 0 100% 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes dot-pop { from { transform: scale(0); } to { transform: scale(1); } }

.pager {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
}
.pager__pages {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.pager__num {
  display: inline-grid;
  place-items: center;
  min-width: 2rem;
  height: 2rem;
  padding: 0 0.4rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--ink-2);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
  text-decoration: none;
}
a.pager__num:hover { border-color: var(--rule); color: var(--ink); }
.pager__num[aria-current="page"] { border-color: var(--lane-blue); color: var(--lane-blue); }
.pager__gap { display: inline-grid; place-items: center; min-width: 1.2rem; height: 2rem; color: var(--ink-3); }
.pager__link { text-decoration: none; color: var(--ink-2); }
.pager__link:hover { color: var(--ink); text-decoration: underline; }
.pager__link[rel="next"] { justify-self: end; }

/* ---------- Post ---------- */

.post { padding-top: 2.6rem; }

.post-head { max-width: var(--measure); }
.post-head__commit {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  align-items: baseline;
  margin: 0 0 0.6rem;
  color: var(--ink-3);
  font-size: 0.88rem;
}
.post-head__commit code { color: var(--c); font-size: 0.8rem; }
.post-head__title {
  margin: 0;
  font-size: clamp(2rem, 6vw, 2.75rem);
  font-weight: 400;
  line-height: 1.25;
  text-wrap: balance;
}
.post-head__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.6rem;
  margin: 1.1rem 0 0;
  padding: 0.7rem 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-size: 0.9rem;
}
.post-head__meta div { display: flex; gap: 0.5rem; }
.post-head__meta dt { color: var(--ink-3); }
.post-head__meta dd { margin: 0; }

.post-layout { margin-top: 2rem; }
@media (min-width: 75rem) {
  .post.wrap:has(.has-toc) { max-width: 66rem; }
  .post-layout.has-toc {
    display: grid;
    grid-template-columns: minmax(0, var(--measure)) 14rem;
    gap: 4rem;
  }
}

.toc { display: none; }
@media (min-width: 75rem) {
  .toc {
    display: block;
    position: sticky;
    top: 5.5rem;
    align-self: start;
    max-height: calc(100vh - 7rem);
    overflow: auto;
    font-size: 0.88rem;
  }
}
.toc__title { margin: 0 0 0.5rem; font-size: 0.95rem; font-weight: 400; color: var(--ink-3); }
.toc ol { list-style: none; margin: 0; padding: 0; }
.toc ol ol { padding-left: 0.9rem; }
.toc a {
  display: block;
  padding: 0.2rem 0 0.2rem 0.75rem;
  border-left: 2px solid var(--rule);
  color: var(--ink-2);
  text-decoration: none;
  line-height: 1.5;
}
.toc a:hover { color: var(--ink); }
.toc a.is-active { color: var(--c); border-left-color: var(--c); }

/* ---------- Prose ---------- */

.prose {
  max-width: var(--measure);
  font-size: 1.06rem;
  line-height: 1.95;
  overflow-wrap: break-word;
}
.prose > :first-child { margin-top: 0; }
.prose p { margin: 0 0 1.15em; }
.prose h1, .prose h2, .prose h3, .prose h4 {
  font-weight: 400;
  line-height: 1.35;
  margin: 2em 0 0.6em;
}
.prose h1 { font-size: 1.7rem; }
.prose h2 { font-size: 1.45rem; }
.prose h3 { font-size: 1.22rem; }
.prose h4 { font-size: 1.06rem; }
.prose h2 .headerlink, .prose h3 .headerlink { display: none; }

.prose a { color: var(--c, var(--lane-blue)); text-decoration-color: color-mix(in srgb, currentColor 45%, transparent); }
.prose a:hover { text-decoration-color: currentColor; }

.prose ul, .prose ol { padding-left: 1.4em; margin: 0 0 1.15em; }
.prose li + li { margin-top: 0.3em; }

.prose blockquote {
  margin: 1.5em 0;
  padding: 0.2em 0 0.2em 1.1em;
  border-left: 3px solid var(--c, var(--lane-blue));
  color: var(--ink-2);
}
.prose blockquote p:last-child { margin-bottom: 0; }

.prose hr { border: 0; border-top: 1px dashed var(--rule); margin: 2.4em 0; }

.prose img {
  height: auto;
  border-radius: 4px;
  cursor: zoom-in;
  vertical-align: middle;
}

.prose table:not(.highlight table) {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 0.95rem;
  display: block;
  overflow-x: auto;
}
.prose th, .prose td { padding: 0.45em 0.75em; border-bottom: 1px solid var(--rule); text-align: left; }

.prose :not(pre) > code {
  padding: 0.1em 0.35em;
  border-radius: 4px;
  background: var(--code-bg);
  font-size: 0.84em;
}

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

/* Code blocks (hexo highlight.js output: figure.highlight > table) */
.prose figure.highlight {
  position: relative;
  margin: 1.6em 0;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--code-bg);
  font-size: 0.86rem;
  line-height: 1.65;
  overflow: hidden;
}
.code-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.25rem 0.4rem 0.25rem 0.85rem;
  border-bottom: 1px solid var(--rule);
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}
.code-bar__copy {
  border: 1px solid transparent;
  border-radius: 4px;
  background: none;
  color: var(--ink-2);
  font: inherit;
  padding: 0.15rem 0.5rem;
  cursor: pointer;
}
.code-bar__copy:hover { border-color: var(--rule); color: var(--ink); }
.code-bar__copy.is-done { color: var(--lane-teal); }
.prose figure.highlight .table-scroll { overflow-x: auto; }
.prose figure.highlight table { border-collapse: collapse; margin: 0; width: 100%; display: table; }
.prose figure.highlight td { padding: 0; border: 0; vertical-align: top; }
.prose figure.highlight pre { margin: 0; padding: 0.8rem 1rem; font-size: 1em; }
.prose figure.highlight .gutter { width: 1%; user-select: none; }
.prose figure.highlight .gutter pre {
  padding-right: 0.7rem;
  color: var(--ink-3);
  text-align: right;
  border-right: 1px solid var(--rule);
  opacity: 0.75;
}
.prose figure.highlight .line { white-space: pre; }

.highlight .comment, .highlight .quote { color: var(--ink-3); font-style: italic; }
.highlight .keyword, .highlight .selector-tag, .highlight .doctag { color: var(--lane-magenta); }
.highlight .string, .highlight .regexp, .highlight .addition { color: var(--lane-teal); }
.highlight .number, .highlight .literal, .highlight .symbol, .highlight .variable, .highlight .template-variable { color: var(--lane-amber); }
.highlight .title, .highlight .section, .highlight .name, .highlight .selector-id, .highlight .selector-class { color: var(--lane-blue); }
.highlight .built_in, .highlight .type, .highlight .class .title, .highlight .params { color: var(--lane-violet); }
.highlight .attr, .highlight .attribute { color: var(--lane-blue); }
.highlight .meta, .highlight .meta .keyword { color: var(--ink-2); }
.highlight .deletion { color: var(--lane-magenta); }

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

.post-foot { max-width: var(--measure); margin: 2.5rem 0 4rem; }

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

.lineage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin: 0 0 2.5rem;
}
@media (max-width: 36rem) { .lineage { grid-template-columns: 1fr; } }
.lineage__link {
  display: grid;
  gap: 0.15rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  text-decoration: none;
}
.lineage__link:hover { border-color: var(--ink-3); }
.lineage__link--child { text-align: right; grid-column: 2; }
@media (max-width: 36rem) { .lineage__link--child { grid-column: 1; } }
.lineage__label { color: var(--ink-3); font-size: 0.82rem; }
.lineage__title { font-size: 1.05rem; line-height: 1.45; }
.lineage__hash { color: var(--ink-3); font-size: 0.72rem; }

.related { margin: 0 0 2.5rem; }
.related ul { list-style: none; margin: 0.7rem 0 0; padding: 0; }
.related li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.45rem 0 0.45rem 0.9rem;
  border-left: 2px solid var(--c);
}
.related li + li { margin-top: 0.25rem; }
.related a { text-decoration: none; }
.related a:hover { text-decoration: underline; }
.related time { color: var(--ink-3); font-size: 0.85rem; white-space: nowrap; font-variant-numeric: tabular-nums; }

.comments { padding-top: 1.5rem; border-top: 1px solid var(--rule); }
#disqus_thread { margin-top: 1rem; min-height: 3rem; }

/* ---------- Pages ---------- */

.page { padding-top: 2.6rem; padding-bottom: 4rem; }
.page-head { margin-bottom: 2rem; }
.page-head__title {
  margin: 0;
  font-size: clamp(2rem, 6vw, 2.75rem);
  font-weight: 400;
  line-height: 1.25;
}
.page-head__intro { margin: 0.5rem 0 0; color: var(--ink-2); }

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 3rem;
  padding: 0;
  list-style: none;
}

.lanes { list-style: none; margin: 0; padding: 0; }
.lanes li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.5rem 0 0.5rem 1rem;
  border-left: 3px solid var(--c);
}
.lanes li + li { margin-top: 0.35rem; }
.lanes__name { color: var(--c); text-decoration: none; font-size: 1.05rem; }
a.lanes__name:hover { text-decoration: underline; }
.lanes__count { color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* Archive timeline */
.timeline__year { margin: 2.2rem 0 0; }
.timeline__heading {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 0 0 0.6rem;
  font-size: 1rem;
  font-weight: 400;
}
.timeline__count { color: var(--ink-3); font-size: 0.85rem; }
.timeline__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 0.6rem;
  border-left: 2px solid var(--rule);
}
.timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: baseline;
  padding: 0.3rem 0.5rem 0.3rem 0.9rem;
  border-radius: var(--radius);
}
.timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-0.6rem - 5px);
  top: 0.95rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--c);
}
.timeline__item time { color: var(--ink-3); font-size: 0.85rem; font-variant-numeric: tabular-nums; }
.timeline__item a { text-decoration: none; }
.timeline__item a:hover, .timeline__item.is-selected a { color: var(--c); }
.timeline__item.is-selected { background: var(--paper-2); }
.timeline__hash { color: var(--ink-3); font-size: 0.72rem; }
@media (max-width: 36rem) { .timeline__hash { display: none; } .timeline__item { grid-template-columns: 3.2rem minmax(0, 1fr); } }

/* Heatmap */
.heatmap { margin: 0 0 1rem; }
.heatmap__caption { margin-bottom: 0.6rem; color: var(--ink-2); font-size: 0.92rem; }
.heatmap__scroll { overflow-x: auto; }
.heatmap__grid { border-collapse: separate; border-spacing: 3px; font-size: 0.72rem; }
.heatmap__grid th { color: var(--ink-3); font-weight: 400; text-align: center; padding: 0 0.2rem; }
.heatmap__grid th[scope="row"] { text-align: right; padding-right: 0.5rem; font-variant-numeric: tabular-nums; }
.heatmap__grid th[scope="row"] a { color: var(--ink-2); text-decoration: none; }
.heatmap__grid th[scope="row"] a[aria-disabled] { color: var(--ink-3); pointer-events: none; opacity: 0.6; }
.heatmap__total { color: var(--ink-3); padding-left: 0.5rem; font-variant-numeric: tabular-nums; }
.cell {
  width: 1.35rem;
  height: 1.35rem;
  min-width: 1.35rem;
  border-radius: 3px;
  background: var(--paper-2);
  padding: 0;
}
.cell a { display: block; width: 100%; height: 100%; border-radius: inherit; }
.cell--1 { background: color-mix(in srgb, var(--lane-blue) 28%, var(--paper-2)); }
.cell--2 { background: color-mix(in srgb, var(--lane-blue) 50%, var(--paper-2)); }
.cell--3 { background: color-mix(in srgb, var(--lane-blue) 74%, var(--paper-2)); }
.cell--4 { background: var(--lane-blue); }
.heatmap__legend {
  display: flex;
  align-items: center;
  gap: 3px;
  margin: 0.6rem 0 0;
  color: var(--ink-3);
  font-size: 0.75rem;
}
.heatmap__legend .cell { display: inline-block; width: 0.85rem; height: 0.85rem; min-width: 0; }
.heatmap__legend span:first-child { margin-right: 0.3rem; }
.heatmap__legend span:last-child { margin-left: 0.3rem; }

/* Stats */
.stats section { margin: 2.6rem 0; }
.stats .section-title { margin-bottom: 0.8rem; }
.stats__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 2rem;
  gap: 0;
  margin: 0;
  border-top: 1px solid var(--rule);
}
.stats__facts div { padding: 0.9rem 0; border-bottom: 1px solid var(--rule); }
.stats__facts dt { color: var(--ink-3); font-size: 0.88rem; }
.stats__facts dd { margin: 0.15rem 0 0; font-size: 1.5rem; line-height: 1.35; }
.stats__facts dd a { text-decoration: none; }
.stats__facts dd a:hover { text-decoration: underline; }
.stats__facts small { color: var(--ink-3); font-size: 0.85rem; }

.bars { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.bars th { width: 1%; padding: 0.22rem 0.9rem 0.22rem 0; color: var(--ink-2); font-weight: 400; text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.bars th a { color: inherit; text-decoration: none; }
.bars th a:hover { text-decoration: underline; }
.bars td { padding: 0.22rem 0; }
.bars__bar {
  display: block;
  width: max(var(--w), 2px);
  height: 0.75rem;
  border-radius: 2px;
  background: var(--lane-blue);
}
.bars--alt .bars__bar { background: var(--lane-teal); }
.bars__bar--lane { background: var(--c); }
.bars__n { width: 1%; padding-left: 0.8rem !important; color: var(--ink-3); text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }

/* 404 */
.notfound { padding-top: 5rem; max-width: var(--measure); }
.notfound__code { margin: 0 0 1rem; color: var(--lane-magenta); overflow-wrap: anywhere; }
.notfound__message { color: var(--ink-2); }
.notfound__actions { display: flex; flex-wrap: wrap; gap: 0.6rem; list-style: none; margin: 1.6rem 0 0; padding: 0; }

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid var(--rule); color: var(--ink-3); font-size: 0.85rem; }
.site-footer__inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 1.4rem 1rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.6rem;
  align-items: baseline;
}
.site-footer p { margin: 0; }
.site-footer__links { display: flex; gap: 1rem; margin: 0; padding: 0; list-style: none; }
.site-footer a { color: var(--ink-2); text-decoration: none; }
.site-footer a:hover { color: var(--ink); text-decoration: underline; }
.site-footer__powered { margin-left: auto !important; }
@media (max-width: 47.99rem) { .site-footer__hint { display: none; } .site-footer__powered { margin-left: 0 !important; } }

/* ---------- Dialogs ---------- */

dialog {
  padding: 0;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--shadow);
}
dialog::backdrop { background: var(--backdrop); backdrop-filter: blur(2px); }

.palette {
  width: min(42rem, calc(100vw - 2rem));
  margin-top: 12vh;
  max-height: 72vh;
}
.palette__box { display: flex; flex-direction: column; max-height: 72vh; }
.palette__field {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--rule);
  color: var(--ink-3);
}
.palette__input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 1.1rem;
  outline: none;
}
.palette__input::-webkit-search-cancel-button { display: none; }
.palette__list { list-style: none; margin: 0; padding: 0.4rem; overflow-y: auto; }
.palette__group {
  padding: 0.6rem 0.7rem 0.3rem;
  color: var(--ink-3);
  font-size: 0.8rem;
}
.palette__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.5rem 0.7rem;
  border-radius: var(--radius);
  cursor: pointer;
}
.palette__item[aria-selected="true"] { background: var(--paper-2); }
.palette__item[aria-selected="true"] .palette__title { color: var(--c, var(--ink)); }
.palette__swatch { width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--ink-3)); }
.palette__swatch--cmd { border-radius: 2px; background: none; border: 1.5px solid var(--ink-3); }
.palette__title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.palette__item mark { background: none; color: inherit; text-decoration: underline; text-decoration-color: var(--lane-amber); text-decoration-thickness: 2px; }
.palette__snippet { display: block; color: var(--ink-3); font-size: 0.82rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.palette__aside { color: var(--ink-3); font-size: 0.8rem; font-variant-numeric: tabular-nums; }
.palette__status { margin: 0; padding: 0.55rem 1rem; border-top: 1px solid var(--rule); color: var(--ink-3); font-size: 0.8rem; }
.palette__status:empty { display: none; }

.shortcuts { width: min(30rem, calc(100vw - 2rem)); }
.shortcuts__box { padding: 1.3rem 1.4rem 1.2rem; }
.shortcuts h2 { margin: 0 0 1rem; font-size: 1.25rem; font-weight: 400; }
.shortcuts dl { margin: 0 0 1.2rem; }
.shortcuts dl div { display: grid; grid-template-columns: 7.5rem 1fr; gap: 1rem; padding: 0.35rem 0; border-bottom: 1px dashed var(--rule); }
.shortcuts dt { white-space: nowrap; }
.shortcuts dd { margin: 0; color: var(--ink-2); font-size: 0.95rem; }

.lightbox {
  max-width: 100vw;
  max-height: 100vh;
  width: 100vw;
  height: 100vh;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.lightbox[open] { display: grid; place-items: center; }
.lightbox::backdrop { background: rgb(6 10 24 / 0.86); }
.lightbox__img { max-width: 94vw; max-height: 90vh; border-radius: 4px; cursor: zoom-out; }
.lightbox__form { position: fixed; top: 1rem; right: 1rem; }
.lightbox__close {
  width: 2.4rem; height: 2.4rem;
  border: 1px solid rgb(255 255 255 / 0.3);
  border-radius: 50%;
  background: rgb(0 0 0 / 0.4);
  color: #fff;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

@media (max-width: 36rem) {
  .pager { grid-template-columns: 1fr 1fr; row-gap: 0.75rem; }
  .pager__pages { grid-column: 1 / -1; grid-row: 1; }
}

/* ---------- Profiles ---------- */

.social { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0; padding: 0; list-style: none; }
.social a { color: var(--ink-2); text-decoration: none; }
.social a:hover { color: var(--ink); }
.social .icon { flex: none; }
.social__detail { display: none; }

/* icon + name (home intro, About) */
.social--labels { margin: 1.1rem 0 0; }
.social--labels a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.75rem 0.3rem 0.6rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 0.92rem;
  line-height: 1.4;
}
.social--labels a:hover { border-color: var(--ink-3); }

/* icon only (footer) */
.social--icons { gap: 0.15rem; }
.social--icons a { display: inline-grid; place-items: center; width: 2rem; height: 2rem; border-radius: var(--radius); }
.social--icons a:hover { background: var(--paper-2); }
.social--icons .social__label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* cards (Links page) */
.social--cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 0.6rem;
  margin-top: 0.8rem;
}
.social--cards a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.8rem;
  align-items: center;
  height: 100%;
  padding: 0.75rem 0.95rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}
.social--cards a:hover { border-color: var(--ink-3); }
.social--cards .icon { grid-row: 1 / 3; width: 22px; height: 22px; }
.social--cards .social__label { color: var(--ink); font-size: 1.02rem; line-height: 1.4; }
.social--cards .social__detail { display: block; min-height: 1.3em; color: var(--ink-3); font-size: 0.82rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.profiles { margin: -0.6rem 0 2rem; }
.profiles .social--labels { margin: 0; }

.links-section { margin: 0 0 2.6rem; }
.blogroll { list-style: none; margin: 0.8rem 0 0; padding: 0; }
.blogroll li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--rule);
}
.blogroll a { font-size: 1.08rem; text-decoration: none; }
.blogroll a:hover { color: var(--lane-blue); text-decoration: underline; }
.blogroll__host { color: var(--ink-3); font-size: 0.82rem; }

.site-footer .social--icons { margin: -0.4rem 0; }