@font-face {
  font-family: "0xProto";
  src: url("/fonts/0xProto-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-mono: "0xProto", ui-monospace, "SF Mono", "Menlo", "DejaVu Sans Mono",
               "Roboto Mono", "Consolas", "Liberation Mono", monospace;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --c-fg: color-mix(in oklab, hsl(220 calc(1 * 7.317%) 8.039% / 1) 100%, #000 0%);;
  --c-fg-muted: #6b6b6b;
  --c-fg-faint: #a8a8a8;
  --c-bg: #fff;
  --c-line: #e6e6e6;
  --c-link: color-mix(in oklab, hsl(220 calc(1 * 7.317%) 8.039% / 1) 100%, #000 0%);;
  --c-link-hover: #000;
  --c-mark: #3246ff;
  --c-code-bg: #f6f6f6;
  --measure: 720px;
  --gutter: 2.5rem;
  --radius: 0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --c-fg: #daddda;
    --c-fg-muted: #9a9a9a;
    --c-fg-faint: #6a6a6a;
    --c-bg: color-mix(in oklab, hsl(220 calc(1 * 7.317%) 8.039% / 1) 100%, #000 0%);;
    --c-line: #2a2a2a;
    --c-link: #daddda;
    --c-link-hover: #fff;
    --c-code-bg: #1a1a1a;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote, pre {
  margin: 0;
  padding: 0;
}
ul, ol { list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; }

html {
  font-size: 16px;
  line-height: 1.6;
  font-family: var(--font-mono);
  color: var(--c-fg);
  background: var(--c-bg);
}
body {
  font-size: 1rem;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--c-link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}
a:hover, a:focus-visible { color: var(--c-link-hover); border-bottom-color: var(--c-link-hover); }
a:focus-visible { outline: 2px solid var(--c-fg); outline-offset: 3px; border-bottom-color: transparent; }

::selection { background: var(--c-mark); color: var(--c-fg); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--c-fg);
  color: var(--c-bg);
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

.layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--gutter);
  max-width: calc(var(--measure) + 220px + var(--gutter) * 2);
  margin: 0 auto;
  padding: 3rem var(--gutter) 4rem;
}

@media (max-width: 820px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem 1.25rem 3rem;
  }
}

.sidebar {
  position: sticky;
  top: 2rem;
  align-self: start;
  font-size: 0.9rem;
}
.sidebar__brand {
  display: inline-block;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid transparent;
  color: var(--c-fg);
}
.sidebar__nav ul { display: flex; flex-direction: column; gap: 0.35rem; }
.sidebar__nav a {
  display: inline-block;
  padding: 0.1rem 0;
  color: var(--c-fg-muted);
}
.sidebar__nav a:hover, .sidebar__nav a:focus-visible {
  color: var(--c-fg);
  border-bottom-color: var(--c-fg);
}
.sidebar__nav a.is-active {
  color: var(--c-fg);
  font-weight: 700;
}
.sidebar__foot {
  margin-top: 2rem;
  color: var(--c-fg-faint);
  font-size: 0.8rem;
  line-height: 1.5;
}

@media (max-width: 820px) {
  .sidebar { position: static; }
  .sidebar__nav ul {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1rem 1.25rem;
  }
  .sidebar__foot { display: none; }
}

.main { min-width: 0; }
.main > * + * { margin-top: 2.5rem; }

.postlist__items { display: flex; flex-direction: column; }
.postlist__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.65rem 0;
  border-bottom: 1px dashed var(--c-line);
}
.postlist__item:first-child { border-top: 1px dashed var(--c-line); }

.postlist__title {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--c-fg);
  border-bottom: 1px solid transparent;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.postlist__title:hover, .postlist__title:focus-visible {
  border-bottom-color: var(--c-fg);
}

.postlist__meta {
  flex: 0 0 auto;
  color: var(--c-fg-muted);
  font-size: 0.85rem;
  white-space: nowrap;
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
}
.postlist__sep { color: var(--c-fg-faint); }
.postlist__reading { color: var(--c-fg-muted); }

@media (max-width: 540px) {
  .postlist__item { flex-wrap: wrap; }
  .postlist__meta {
    flex-basis: 100%;
    padding-left: 0;
  }
}

.section__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-fg-muted);
  text-transform: lowercase;
  letter-spacing: 0.02em;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--c-line);
}

.pagination {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  color: var(--c-fg-muted);
  font-size: 0.9rem;
}

.post__header { margin-bottom: 2rem; }
.post__title {
  font-size: 1.6rem;
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}
.post__meta {
  color: var(--c-fg-muted);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: baseline;
}
.post__tags { display: inline-flex; gap: 0.5rem; flex-wrap: wrap; }
.post__tags a { color: var(--c-fg-muted); }
.post__tags a:hover { color: var(--c-fg); }

.post__body > * + * { margin-top: 1.1em; }
.post__body h2 { font-size: 1.25rem; margin-top: 2.2em; font-weight: 700; }
.post__body h3 { font-size: 1.1rem; margin-top: 1.8em; font-weight: 700; }
.post__body p  { line-height: 1.7; text-align: justify; hyphens: auto;}
.post__body ul, .post__body ol { padding-left: 1.4em; }
.post__body ul { list-style: square; }
.post__body ol { list-style: decimal; }
.post__body li + li { margin-top: 0.35em; }
.post__body blockquote {
  border-left: 3px solid var(--c-line);
  padding: 0.1em 1em;
  color: var(--c-fg-muted);
}
.post__body code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--c-code-bg);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}
.post__body pre {
  font-family: var(--font-mono);
  background: var(--c-code-bg);
  padding: 1rem 1.1rem;
  overflow-x: auto;
  font-size: 0.88rem;
  line-height: 1.55;
}
.post__body pre code { background: transparent; padding: 0; }

/* ============================================================
   Chroma (Ayu) syntax highlighting
   ============================================================ */
.chroma { color: #5c6166; background-color: #fafafa; }
.chroma .err             { color: #ff3333; }
.chroma .k, .chroma .kc, .chroma .kd, .chroma .kn, .chroma .kp, .chroma .kr, .chroma .kt
                          { color: #fa8d3e; font-weight: 700; }
.chroma .n               { color: #5c6166; }
.chroma .na, .chroma .nb, .chroma .bp
                          { color: #f29718; }
.chroma .nc, .chroma .nd, .chroma .ne, .chroma .no
                          { color: #399ee6; }
.chroma .nf, .chroma .nl, .chroma .py
                          { color: #f29718; }
.chroma .nt              { color: #fa8d3e; }
.chroma .nv, .chroma .vc, .chroma .vg, .chroma .vi
                          { color: #5c6166; }
.chroma .s, .chroma .sa, .chroma .sb, .chroma .sc, .chroma .dl, .chroma .s2, .chroma .se, .chroma .sh, .chroma .si, .chroma .sx, .chroma .sr, .chroma .s1
                          { color: #86b300; }
.chroma .m, .chroma .mb, .chroma .mf, .chroma .mh, .chroma .mi, .chroma .il, .chroma .mo
                          { color: #86b300; }
.chroma .o, .chroma .ow   { color: #ed9366; }
.chroma .p                { color: #5c6166; }
.chroma .c, .chroma .c1, .chroma .ch, .chroma .cm, .chroma .cp, .chroma .cpf, .chroma .cs
                          { color: #a6aaad; font-style: italic; }
.chroma .ge               { font-style: italic; }
.chroma .gh, .chroma .go, .chroma .gp, .chroma .gs, .chroma .gu, .chroma .gt
                          { color: #5c6166; }
.chroma .gi               { color: #86b300; }
.chroma .gd               { color: #ff3333; }
.chroma .gi, .chroma .gd, .chroma .gl { display: inline-block; width: 100%; }
.chroma .ktx-skip                         { color: inherit; }
.chroma .gh                               { color: #fa8d3e; font-weight: 700; }
.chroma .gi, .chroma .gd                  { display: inline-block; width: 100%; }
.chroma .lineno                           { color: #a6aaad; background-color: #fafafa; border-right: 1px solid #f0f0f0; padding-right: 0.5em; margin-right: 0.5em; user-select: none; }

@media (prefers-color-scheme: dark) {
  .chroma { color: #bfbdb6; background-color: #0b0e14; }
  .chroma .err             { color: #ff3333; }
  .chroma .k, .chroma .kc, .chroma .kd, .chroma .kn, .chroma .kp, .chroma .kr, .chroma .kt
                            { color: #ff8f3f; font-weight: 700; }
  .chroma .n               { color: #bfbdb6; }
  .chroma .na, .chroma .nb, .chroma .bp
                            { color: #ffb454; }
  .chroma .nc              { color: #d2a6ff; font-weight: 700; }
  .chroma .nf, .chroma .nl { color: #ffb454; }
  .chroma .nd, .chroma .ne, .chroma .no, .chroma .py
                            { color: #39bae6; }
  .chroma .nt              { color: #ff8f3f; }
  .chroma .nv, .chroma .vc, .chroma .vg, .chroma .vi
                            { color: #bfbdb6; }
  .chroma .s, .chroma .sa, .chroma .sb, .chroma .sc, .chroma .dl, .chroma .s2, .chroma .se, .chroma .sh, .chroma .si, .chroma .sx, .chroma .sr, .chroma .s1
                            { color: #c2d94c; }
  .chroma .m, .chroma .mb, .chroma .mf, .chroma .mh, .chroma .mi, .chroma .il, .chroma .mo
                            { color: #c2d94c; }
  .chroma .o, .chroma .ow   { color: #f29e74; }
  .chroma .p                { color: #bfbdb6; }
  .chroma .c, .chroma .c1, .chroma .ch, .chroma .cm, .chroma .cp, .chroma .cpf, .chroma .cs
                            { color: #626a73; font-style: italic; }
  .chroma .gh               { color: #ff8f3f; font-weight: 700; }
  .chroma .gi               { color: #c2d94c; }
  .chroma .gd               { color: #ff3333; }
  .chroma .lineno           { color: #626a73; background-color: #0b0e14; border-right: 1px solid #11151c; }
}
.post__body hr { border: 0; border-top: 1px solid var(--c-line); margin: 2em 0; }
.post__body a { border-bottom: 1px solid var(--c-line); }
.post__body a:hover { border-bottom-color: var(--c-fg); }
.post__body img { margin: 1.5em 0; }

.post__foot {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-line);
  font-size: 0.9rem;
  color: var(--c-fg-muted);
}
.post__foot a { color: var(--c-fg-muted); }
.post__foot a:hover { color: var(--c-fg); }

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

@media print {
  .sidebar, .post__foot, .pagination { display: none; }
  .layout { grid-template-columns: 1fr; padding: 0; }
  a { color: inherit; border: 0; }
}

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 6vh 1rem 1rem;
}
.search-overlay[hidden] { display: none; }

.search-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.search-overlay__panel {
  position: relative;
  width: 100%;
  max-width: 640px;
  background: var(--c-bg);
  color: var(--c-fg);
  border: 1px solid var(--c-line);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  max-height: 80vh;
}

.search-overlay__head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--c-line);
}
.search-overlay__icon { color: var(--c-fg-faint); font-size: 1.05rem; }
.search-overlay__input {
  flex: 1 1 auto;
  min-width: 0;
  font: inherit;
  font-size: 1rem;
  border: 0;
  background: transparent;
  color: var(--c-fg);
  outline: none;
  padding: 0.25rem 0;
}
.search-overlay__input::placeholder { color: var(--c-fg-faint); }
.search-overlay__close {
  border: 1px solid var(--c-line);
  background: transparent;
  color: var(--c-fg-muted);
  padding: 0.1rem 0.4rem;
  font-size: 0.75rem;
  line-height: 1;
}
.search-overlay__close:hover { color: var(--c-fg); border-color: var(--c-fg); }
.search-overlay__close kbd {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  background: transparent;
  border: 0;
  padding: 0;
}

.search-overlay__status {
  margin: 0;
  padding: 0.5rem 0.9rem;
  font-size: 0.75rem;
  color: var(--c-fg-faint);
  border-bottom: 1px solid var(--c-line);
}

.search-overlay__results {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 0.25rem 0;
}

.search-result { border-bottom: 1px solid var(--c-line); }
.search-result:last-child { border-bottom: 0; }
.search-result__link {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "title meta"
    "summary summary";
  gap: 0.15rem 0.75rem;
  padding: 0.6rem 0.9rem;
  color: var(--c-fg);
  border-bottom: 0;
}
.search-result__link:hover, .search-result__link:focus-visible {
  background: var(--c-code-bg);
  border-bottom: 0;
}
.search-result__title {
  grid-area: title;
  font-weight: 700;
  color: var(--c-fg);
}
.search-result__meta {
  grid-area: meta;
  color: var(--c-fg-faint);
  font-size: 0.78rem;
  white-space: nowrap;
}
.search-result__summary {
  grid-area: summary;
  color: var(--c-fg-muted);
  font-size: 0.82rem;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.search-no-results {
  padding: 1rem 0.9rem;
  color: var(--c-fg-muted);
  font-size: 0.9rem;
}

.search-result__title mark,
.search-result__summary mark,
.searchpage__results mark {
  background: var(--c-mark);
  color: var(--c-fg);
  padding: 0 0.1em;
}

html.search-open { overflow: hidden; }

.searchpage__hint {
  color: var(--c-fg-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.searchpage__hint kbd {
  font-family: var(--font-mono);
  font-size: 0.78em;
  border: 1px solid var(--c-line);
  padding: 0 0.35em;
  border-radius: 3px;
  background: var(--c-code-bg);
}
.searchpage__field { margin-bottom: 1.5rem; }
.searchpage__input {
  width: 100%;
  font: inherit;
  font-size: 1rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--c-line);
  background: var(--c-bg);
  color: var(--c-fg);
  outline: none;
}
.searchpage__input:focus { border-color: var(--c-fg); }
.searchpage__status {
  display: block;
  margin-top: 0.4rem;
  color: var(--c-fg-faint);
  font-size: 0.8rem;
  min-height: 1em;
}
.searchpage__results { margin-top: 0.5rem; }
.searchpage__results .search-result__link { padding: 0.7rem 0; }