* { box-sizing: border-box; }
body { margin: 0; }

.site {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
}
.container--narrow { max-width: 760px; }

.page-title {
  font: 700 clamp(26px, 5.8vw, 42px)/1.18 var(--font-serif);
  letter-spacing: -0.015em;
  margin: 0 0 12px;
  color: var(--ink);
  word-wrap: break-word;
  overflow-wrap: anywhere;
}


.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 236, 0.85);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--paper-edge);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  font: 600 22px/1 var(--font-serif);
  color: var(--ink);
  letter-spacing: -0.01em;
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
}
.brand .name { color: var(--ink); }
.brand .tld  { color: var(--accent-navy); }
.brand:hover .name { color: var(--accent-navy); }
.brand:hover .tld  { color: var(--ink); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  font: 500 14px/1 var(--font-sans);
  color: var(--ink-2);
  text-decoration: none;
  padding: 8px 0;
  position: relative;
  cursor: pointer;
  background: none;
  border: 0;
}
.nav-link:hover { color: var(--ink); }
.nav-link.is-active { color: var(--ink); }
.nav-link.is-active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  height: 2px; background: var(--accent-navy);
  border-radius: 1px;
}

.iconbtn {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-2);
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
}
.iconbtn:hover { background: var(--paper-2); color: var(--ink); }
.iconbtn svg { width: 14px; height: 14px; }
.nav-links > .iconbtn + .iconbtn { margin-left: -32px; }

.hero { padding: 80px 32px 56px; max-width: var(--content-max); margin: 0 auto; width: 100%; box-sizing: border-box; }
.hero h1 {
  font: 700 clamp(40px, 5.5vw, 64px)/1.22 var(--font-serif);
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--ink);
  max-width: 16ch;
}
.hero h1 em { font-style: italic; color: var(--accent-navy); font-weight: 600; }
.hero .lede {
  font: var(--t-lead);
  color: var(--ink-2);
  margin: 0 0 28px;
  max-width: 52ch;
}
.hero .meta-row {
  display: flex;
  gap: 16px;
  align-items: center;
  font: var(--t-meta);
  color: var(--ink-3);
}
.hero .meta-row .dot { width: 4px; height: 4px; background: var(--ink-3); border-radius: 999px; opacity: 0.5; }

.section { padding: 32px 32px 56px; max-width: var(--content-max); margin: 0 auto; width: 100%; box-sizing: border-box; }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 16px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--paper-edge);
}
.section-head h2 {
  font: 600 22px/1.2 var(--font-serif);
  margin: 0;
  color: var(--ink);
}
.section-head a {
  font: 500 13px/1 var(--font-sans);
  color: var(--ink-3);
  text-decoration: none;
}
.section-head a:hover { color: var(--link); }

.post-row {
  position: relative;
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 32px;
  padding: 22px 16px;
  border-bottom: 1px solid var(--paper-edge);
  align-items: baseline;
  cursor: pointer;
  margin: 0 -16px;
}

.post-row .row-link { position: absolute; inset: 0; z-index: 1; }
.post-row .meta-row { position: relative; z-index: 2; }
.post-row:hover { background: var(--paper-2); }
.post-row .date {
  font: 500 12px/1.3 var(--font-sans);
  color: var(--ink-3);
  letter-spacing: 0.04em;
  text-transform: lowercase;
}
.post-row .date .yr {
  display: block;
  color: var(--ink-4);
  font-weight: 400;
  margin-top: 2px;
}
.post-row .title {
  font: 600 22px/1.25 var(--font-serif);
  color: var(--ink);
  margin: 0 0 6px;
  letter-spacing: -0.005em;
  word-wrap: break-word;
  overflow-wrap: anywhere;
}
.post-row .dek {
  font: 400 15.5px/1.45 var(--font-serif);
  color: var(--ink-2);
  margin: 0;
}
.post-row .meta-row {
  display: flex; gap: 10px; align-items: center; margin-top: 10px; flex-wrap: wrap;
}
.post-row .reading {
  font: var(--t-meta);
  color: var(--ink-3);
}
.post-row .arrow {
  align-self: center;
  color: var(--ink-4);
}
.post-row:hover .arrow {
  color: var(--accent-navy);
  transform: translateX(4px);
}

.tag {
  font: 500 11px/1 var(--font-sans);
  padding: 4px 8px;
  border-radius: 3px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  border: 1px solid transparent;
}
.tag .dot { width: 5px; height: 5px; border-radius: 999px; background: currentColor; opacity: 0.7; }
.tag-terracotta { background: var(--wash-terracotta); color: #8E3D2F; }
.tag-sage { background: var(--wash-sage); color: #4E6650; }
.tag-slate { background: var(--wash-slate); color: #3F587A; }
.tag-mustard { background: var(--wash-mustard); color: #7A5F26; }
.tag-plum { background: var(--wash-plum); color: #5F4863; }
.tag-default { background: var(--paper-2); color: var(--ink-2); border-color: var(--paper-edge); }
.tag:hover { color: var(--accent-navy); }

.btn {
  font: 500 14px/1 var(--font-sans);
  padding: 10px 16px;
  border-radius: var(--r-2);
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.btn:hover { transform: none; }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--ink-2); color: #8FA8D4; }
[data-theme="dark"] .btn-primary:hover { color: #4E6B91; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--paper-edge); }
.btn-ghost:hover { background: var(--paper-2); }
.btn svg { width: 14px; height: 14px; }

.foot {
  border-top: 1px solid var(--paper-edge);
  padding: 40px 0;
  margin-top: auto;
}
.foot-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.foot .muted { font: var(--t-meta); color: var(--ink-3); }
.foot .links { display: flex; gap: 16px; }
.foot .links a { font: 500 13px/1 var(--font-sans); color: var(--ink-2); text-decoration: none; }
.foot .links a:hover { color: var(--ink); }
.foot .links button { font: 500 13px/1 var(--font-sans); color: var(--ink-2); text-decoration: none; background: none; border: none; cursor: pointer; padding: 0; }
.foot .links button:hover { color: var(--ink); }

.reading-layout {
  display: grid;
  grid-template-columns: 1fr var(--rail);
  gap: 48px;
  align-items: start;
  padding: 56px 0 80px;
}
@media (max-width: 920px) {
  .reading-layout { grid-template-columns: 1fr; }
}

.post-head {
  margin-bottom: 32px;
}
.post-head .kicker {
  display: flex; gap: 10px; align-items: center;
  font: var(--t-meta); color: var(--ink-3);
  margin-bottom: 14px;
}
.post-head .kicker .dot { width: 3px; height: 3px; background: var(--ink-3); border-radius: 999px; opacity: 0.6; }
.post-head h1 {
  font: 700 clamp(28px, 4vw, 46px)/1.18 var(--font-serif);
  letter-spacing: -0.015em;
  margin: 0 0 16px;
  color: var(--ink);
  word-wrap: break-word;
  overflow-wrap: anywhere;
}
.post-head .dek {
  font: 400 21px/1.5 var(--font-serif);
  font-style: italic;
  color: var(--ink-2);
  margin: 0;
  max-width: 56ch;
}

.post-body {
  font: var(--t-body);
  color: var(--ink);
  max-width: var(--measure);
  word-wrap: break-word;
  overflow-wrap: anywhere;
}
.post-body > * + * { margin-top: 1em; }
.post-body h1 {
  font: 700 32px/1.18 var(--font-serif);
  margin-top: 2.4em;
  letter-spacing: -0.01em;
}
.post-body h2 {
  font: 600 26px/1.25 var(--font-serif);
  margin-top: 2.2em;
  letter-spacing: -0.005em;
}
.post-body h3 {
  font: 600 19px/1.3 var(--font-serif);
  margin-top: 1.8em;
}
.post-body h4 {
  font: 600 16px/1.35 var(--font-serif);
  margin-top: 1.6em;
}
.post-body h5 {
  font: 600 14px/1.4 var(--font-serif);
  margin-top: 1.4em;
  color: var(--ink);
}
.post-body h6 {
  font: italic 600 13px/1.4 var(--font-serif);
  margin-top: 1.3em;
  color: var(--ink-2);
}

.post-body .post-heading { position: relative; scroll-margin-top: 96px; }
.post-body .post-heading .heading-anchor {
  display: inline-block;
  margin-left: 0.4em;
  font: 500 0.7em/1 var(--font-mono);
  color: var(--ink-4);
  text-decoration: none;
  opacity: 0;
  transition: opacity 120ms ease, color 120ms ease;
  vertical-align: middle;
  user-select: none;
}
.post-body .post-heading:hover .heading-anchor,
.post-body .post-heading:focus-within .heading-anchor,
.post-body .post-heading .heading-anchor:focus { opacity: 1; }
.post-body .post-heading .heading-anchor:hover { color: var(--accent-navy); }
.post-heading.heading-flash { background: var(--wash-mustard); border-radius: var(--r-1); }
.post-heading.heading-flash .heading-anchor { opacity: 1; }
.post-body p { margin: 0; }
.post-body a:not(.tag) { color: var(--accent-navy); }
.post-body code {
  background: var(--paper-2);
  border: 1px solid var(--paper-edge);
  padding: 0.15em 0.35em;
  border-radius: var(--r-1);
  font: 400 0.86em/1.45 var(--font-mono);
  cursor: text;
}
.post-body code.is-fully-selected { background: var(--wash-mustard); }

.hero h1, .post-head h1, .post-body h1, .post-body h2, .post-body h3, .post-body h4 { line-height: 1.18; }
.post-body pre code { line-height: 1.55; }
.post-body pre {
  background: var(--paper-2);
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-3);
  padding: 0;
  font: 400 13.5px/1.6 var(--font-mono);
  overflow: hidden;
  margin: 1.5em 0;
  position: relative;
}
.post-body pre .codehead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 14px;
  border-bottom: 1px solid var(--paper-edge);
  background: var(--paper-3);
  font: italic 500 12px/1 var(--font-serif);
  color: var(--ink-3);
}
.post-body pre .codehead .copybtn {
  background: none;
  border: 0;
  padding: 4px 6px;
  font: italic 500 12px/1 var(--font-serif);
  color: var(--ink-3);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 5px;
  border-radius: 3px;
}
.post-body pre .codehead .copybtn:hover { background: var(--paper-2); color: var(--ink); }
.post-body pre .codehead .copybtn.is-copied { color: var(--ok); font-style: normal; }
.post-body pre .codehead .copybtn svg { width: 12px; height: 12px; }
.post-body pre code {
  display: block;
  padding: 14px 18px;
  background: none;
  border: 0;
  font-size: inherit;
  overflow-x: auto;
  cursor: text;
}
.post-body blockquote {
  font: 400 19px/1.55 var(--font-serif);
  font-style: italic;
  color: var(--ink-2);
  margin: 1.5em 0;
  padding: 0 28px;
  position: relative;
}
.post-body blockquote::before {
  content: '“';
  position: absolute;
  left: -4px;
  top: -0.3em;
  font-style: normal;
  font-size: 2.6em;
  line-height: 1;
  color: var(--accent-mustard);
}
.post-body ul, .post-body ol { padding-left: 1.4em; }
.post-body li + li { margin-top: 0.4em; }

.post-body u { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.post-body s, .post-body del { text-decoration: line-through; color: var(--ink-3); }
.post-body mark.hl {
  background: linear-gradient(transparent 40%, #F2CC3D 40%);
  padding: 0 2px;
  color: var(--ink);
  border-radius: 1px;
}
[data-theme="dark"] .post-body mark.hl {
  background: linear-gradient(transparent 40%, #C49A3C 40%);
  color: var(--ink);
}

.post-body figure { margin: 1.8em 0; }
.post-body figure img,
.post-body figure video,
.post-body figure iframe {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-3);
  border: 1px solid var(--paper-edge);
  background: var(--paper-2);
}
.post-body figcaption {
  font: italic 400 13.5px/1.5 var(--font-serif);
  color: var(--ink-3);
  margin-top: 10px;
  text-align: center;
  max-width: 56ch;
  margin-left: auto; margin-right: auto;
}
.post-body img:not(figure img) {
  max-width: 100%;
  height: auto;
  border-radius: var(--r-2);
  border: 1px solid var(--paper-edge);
  vertical-align: middle;
}
.post-body video,
.post-body iframe {
  display: block;
  max-width: 100%;
  margin: 1.5em 0;
  border-radius: var(--r-3);
  border: 1px solid var(--paper-edge);
  background: var(--paper-2);
}

.post-body hr {
  border: 0;
  border-top: 1px solid var(--paper-edge);
  margin: 2.4em 0;
}
.post-body hr + hr { display: none; }

.post-body .footnote {
  font: 400 14px/1.5 var(--font-sans);
  color: var(--ink-3);
  border-top: 1px solid var(--paper-edge);
  padding-top: 24px;
  margin-top: 48px;
}
.post-body .callout {
  padding: 14px 18px;
  border-radius: var(--r-2);
  border: 1px solid;
  margin: 1.5em 0;
  font: 400 16px/1.5 var(--font-sans);
  display: grid; grid-template-columns: 18px 1fr; gap: 12px; align-items: start;
}
.post-body .callout .ic { width: 18px; height: 18px; margin-top: 1px; }
.post-body .callout .ic svg { width: 100%; height: 100%; stroke-width: 1.5; fill: none; }
.post-body .callout.note   { background: var(--wash-slate);      color: #2E4566; border-color: #B5C2D2; }
.post-body .callout.note .ic svg   { stroke: #3F587A; }
.post-body .callout.warn   { background: var(--wash-mustard);    color: #6B5022; border-color: #D8C682; }
.post-body .callout.warn .ic svg   { stroke: #8E6B22; }
.post-body .callout.danger { background: var(--wash-terracotta); color: #7A2E22; border-color: #D9A99B; }
.post-body .callout.danger .ic svg { stroke: #8E3D2F; }
.post-body .callout strong { font-weight: 600; }

.post-body pre[data-lang="diff"] code .diff-add,
.post-body pre[data-lang="diff"] code .diff-del,
.post-body pre[data-lang="diff"] code .diff-meta,
.post-body pre[data-lang="diff"] code .diff-file {
  display: block;
  padding: 0 12px;
  margin: 0 -16px; 
}
.post-body pre[data-lang="diff"] code .diff-add  { background: rgba(126, 155, 130, 0.18); color: #3F6248; }
.post-body pre[data-lang="diff"] code .diff-del  { background: rgba(168, 70, 53, 0.18); color: #7E3525; }
.post-body pre[data-lang="diff"] code .diff-meta { color: var(--ink-3); }
.post-body pre[data-lang="diff"] code .diff-file { font-style: italic; color: var(--ink-3); }
[data-theme="dark"] .post-body pre[data-lang="diff"] code .diff-add { background: rgba(140, 190, 145, 0.18); color: #B5D2B9; }
[data-theme="dark"] .post-body pre[data-lang="diff"] code .diff-del { background: rgba(208, 138, 117, 0.18); color: #E8B5A6; }

.post-body pre code.hljs           { color: var(--ink); background: transparent; }
.post-body pre code .hljs-comment,
.post-body pre code .hljs-quote    { color: var(--ink-3); font-style: italic; }
.post-body pre code .hljs-keyword,
.post-body pre code .hljs-selector-tag,
.post-body pre code .hljs-literal,
.post-body pre code .hljs-section,
.post-body pre code .hljs-doctag,
.post-body pre code .hljs-type,
.post-body pre code .hljs-name,
.post-body pre code .hljs-meta-keyword,
.post-body pre code .hljs-built_in { color: var(--accent-navy); font-weight: 600; }
.post-body pre code .hljs-string,
.post-body pre code .hljs-attr,
.post-body pre code .hljs-template-tag,
.post-body pre code .hljs-template-variable,
.post-body pre code .hljs-symbol,
.post-body pre code .hljs-bullet,
.post-body pre code .hljs-addition { color: var(--accent-sage); }
.post-body pre code .hljs-number,
.post-body pre code .hljs-regexp,
.post-body pre code .hljs-link,
.post-body pre code .hljs-meta-string { color: var(--accent-mustard); }
.post-body pre code .hljs-title,
.post-body pre code .hljs-class .hljs-title,
.post-body pre code .hljs-title.function_,
.post-body pre code .hljs-title.class_,
.post-body pre code .hljs-selector-id,
.post-body pre code .hljs-selector-class,
.post-body pre code .hljs-property,
.post-body pre code .hljs-variable,
.post-body pre code .hljs-attribute  { color: var(--accent-plum); }
.post-body pre code .hljs-tag,
.post-body pre code .hljs-deletion,
.post-body pre code .hljs-operator,
.post-body pre code .hljs-punctuation,
.post-body pre code .hljs-params,
.post-body pre code .hljs-meta        { color: var(--ink-2); }
.post-body pre code .hljs-emphasis    { font-style: italic; }
.post-body pre code .hljs-strong      { font-weight: 700; }

.post-body .md-table-wrap {
  margin: 1.5em 0;
  background: var(--paper-2);
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-3);
  overflow: hidden;
}
.post-body .md-table-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 14px;
  border-bottom: 1px solid var(--paper-edge);
  background: var(--paper-3);
  font: italic 500 12px/1 var(--font-serif);
  color: var(--ink-3);
}
.post-body .md-table-head .md-table-label { user-select: none; }
.post-body .md-table-head .md-table-copy {
  background: none;
  border: 0;
  padding: 4px 6px;
  font: italic 500 12px/1 var(--font-serif);
  color: var(--ink-3);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 5px;
  border-radius: 3px;
}
.post-body .md-table-head .md-table-copy:hover { background: var(--paper-2); color: var(--ink); }
.post-body .md-table-head .md-table-copy.is-copied { color: var(--ok); font-style: normal; }
.post-body .md-table-head .md-table-copy svg { width: 12px; height: 12px; }
.post-body .md-table-scroll {
  overflow-x: auto;
  background: var(--paper);
}
.post-body .md-table {
  width: 100%;
  border-collapse: collapse;
  font: 400 15.5px/1.5 var(--font-serif);
  color: var(--ink);
}
.post-body .md-table thead th {
  font: 500 12.5px/1.3 var(--font-sans);
  color: var(--ink-2);
  text-align: left;
  letter-spacing: 0.02em;
  background: var(--paper-2);
  padding: 9px 14px;
  border-bottom: 1px solid var(--paper-edge);
  vertical-align: bottom;
  white-space: nowrap;
}
.post-body .md-table tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--paper-edge);
  vertical-align: top;
  color: var(--ink);
}
.post-body .md-table tbody tr:last-child td { border-bottom: 0; }
.post-body .md-table tbody tr:hover { background: var(--paper-2); }
.post-body .md-table caption {
  caption-side: bottom;
  font: italic 400 13.5px/1.5 var(--font-serif);
  color: var(--ink-3);
  padding: 10px 14px;
  text-align: left;
}
.post-body .md-table code { line-height: 1.3; }
.post-body .md-table td p { margin: 0; font: inherit; color: inherit; }
.post-body .md-table td p + p { margin-top: 0.35em; }

[data-theme="dark"] .post-body .md-table tbody tr:hover { background: var(--paper-3); }

[data-theme="dark"] .post-body .md-table mark.annot-hi { color: var(--ink); }

@media (max-width: 600px) {
  .post-body .md-table thead th { padding: 8px 10px; font-size: 11.5px; }
  .post-body .md-table tbody td { padding: 8px 10px; font-size: 14.5px; }
}

.post-body a .ext-arrow,
.related-posts a .ext-arrow,
.about a .ext-arrow {
  display: inline-block;
  width: 0.62em;
  height: 0.62em;
  margin-left: 0.04em;
  vertical-align: 0.08em;
  line-height: 1;
  opacity: 0.7;
  transition: opacity var(--dur-fast) var(--ease-out);
}
.post-body a:hover .ext-arrow,
.related-posts a:hover .ext-arrow,
.about a:hover .ext-arrow { opacity: 1; }
.ext-arrow svg { width: 100%; height: 100%; display: block; }

.post-body .post-toc {
  margin: 0 0 32px;
  padding: 4px 0 4px 16px;
  border-left: 2px solid var(--paper-edge);
  background: transparent;
  border-radius: 0;
  font: var(--t-meta);
}
.post-body .post-toc .post-toc-head {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 0;
  padding: 2px 0;
  cursor: pointer;
  font: 500 11px/1 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}
.post-body .post-toc .post-toc-head:hover { color: var(--ink); }
.post-body .post-toc .post-toc-head .toc-chev {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 10px; height: 10px;
  color: var(--ink-4);
  transition: transform 120ms ease, color 120ms ease;
}
.post-body .post-toc .post-toc-head:hover .toc-chev { color: var(--ink-2); }
.post-body .post-toc .post-toc-head .toc-chev svg { width: 100%; height: 100%; }
.post-body .post-toc.is-collapsed { margin-bottom: 24px; }
.post-body .post-toc.is-collapsed .post-toc-head { margin-bottom: 0; }
.post-body .post-toc.is-collapsed .post-toc-head .toc-chev { transform: rotate(-90deg); }
.post-body .post-toc.is-collapsed ol { display: none; }
.post-body .post-toc .toc-count {
  font: italic 400 11px/1 var(--font-serif);
  color: var(--ink-4);
  text-transform: none;
  letter-spacing: 0;
}
.post-body .post-toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.post-body .post-toc li { margin: 0; }
.post-body .post-toc a {
  display: inline-block;
  font: 400 14px/1.45 var(--font-serif);
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px dotted transparent;
  padding: 1px 0;
}
.post-body .post-toc a:hover {
  color: var(--accent-navy);
  border-bottom-color: currentColor;
}
.post-body .post-toc .toc-l0 a { font-weight: 500; color: var(--ink); }
.post-body .post-toc .toc-l0 { margin-top: 6px; }
.post-body .post-toc .toc-l0:first-child { margin-top: 0; }
.post-body .post-toc .toc-l1 { padding-left: 14px; }
.post-body .post-toc .toc-l2 { padding-left: 28px; }
.post-body .post-toc .toc-l3 { padding-left: 42px; }
.post-body .post-toc .toc-l4 { padding-left: 56px; }
.post-body .post-toc .toc-l5 { padding-left: 70px; }
@media (max-width: 480px) {
  .post-body .post-toc { padding-left: 12px; }
  .post-body .post-toc .toc-l1 { padding-left: 10px; }
  .post-body .post-toc .toc-l2 { padding-left: 20px; }
  .post-body .post-toc .toc-l3 { padding-left: 30px; }
  .post-body .post-toc .toc-l4 { padding-left: 40px; }
  .post-body .post-toc .toc-l5 { padding-left: 50px; }
  .post-body .post-toc a { font-size: 13.5px; }
}

.post-body .related-posts {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--paper-edge);
}
.post-body .related-posts .related-head {
  font: 600 18px/1.2 var(--font-serif);
  margin: 0 0 16px;
  color: var(--ink);
}
.post-body .related-posts .related-rows .post-row {
  margin: 0;
  padding: 14px 0;
}
.post-body .related-posts .related-rows .post-row:last-child {
  border-bottom: 0;
}
@media (max-width: 480px) {
  .post-body .related-posts { margin-top: 40px; }
  .post-body .related-posts .related-rows .post-row .dek { font-size: 13.5px; }
}

.post-body .timeline {
  list-style: none;
  padding: 0;
  margin: 1.8em 0;
  position: relative;
  display: grid;
  gap: 28px;
}
.post-body .timeline-entry {
  display: grid;
  grid-template-columns: 110px 16px 1fr;
  gap: 18px;
  align-items: start;
  position: relative;
}
.post-body .timeline-entry::before {
  content: '';
  position: absolute;
  left: calc(110px + 18px + 7px);
  top: 18px;
  bottom: -28px; 
  width: 1px;
  background: var(--paper-edge);
}
.post-body .timeline-entry:last-child::before { display: none; }
.post-body .timeline-date {
  font: 500 12.5px/1.3 var(--font-sans);
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-top: 4px;
  text-align: right;
}
.post-body .timeline-marker {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--accent-navy);
  margin-top: 6px;
  justify-self: center;
  z-index: 1;
  flex-shrink: 0;
}
.post-body .timeline-body { min-width: 0; }
.post-body .timeline-title {
  font: 600 17px/1.3 var(--font-serif);
  margin: 0 0 6px;
  color: var(--ink);
}
.post-body .timeline-description {
  font: 400 15px/1.55 var(--font-serif);
  color: var(--ink-2);
  margin: 0;
}
.post-body .timeline-description > * + * { margin-top: 0.6em; }
@media (max-width: 600px) {
  .post-body .timeline-entry {
    grid-template-columns: 14px 1fr;
    gap: 14px;
  }
  .post-body .timeline-entry::before { left: 6px; }
  .post-body .timeline-date {
    grid-column: 1 / -1;
    text-align: left;
    padding-top: 0;
    margin-bottom: 4px;
  }
  .post-body .timeline-marker { margin-top: 4px; }
}

.post-body w { display: inline; }
.post-body w.annot-word {
  background: var(--annot-hi);
  box-shadow: inset 0 -1px 0 var(--annot-mark);
}

.annot-hi {
  background: var(--annot-hi);
  box-shadow: inset 0 -1px 0 var(--annot-mark);
  cursor: pointer;
  border-radius: 1px;
  color: inherit;
}
.annot-hi:hover,
.annot-hi.is-active { background: #ECD059; }
[data-theme="dark"] .annot-hi:hover,
[data-theme="dark"] .annot-hi.is-active { background: #7A6028; }

@media (min-width: 921px) {
  .annot-hi { cursor: text; }
}

.sel-tip {
  position: fixed;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--ink);
  color: var(--paper);
  padding: 7px 12px;
  border-radius: var(--r-2);
  font: 500 12px/1 var(--font-sans);
  cursor: pointer;
  box-shadow: var(--shadow-3);
  z-index: 100;
  transform: translateX(-50%);
  opacity: 0;
  pointer-events: none;
  user-select: none;
}
.sel-tip.is-visible { opacity: 1; pointer-events: auto; }
.sel-tip::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 8px; height: 8px;
  background: var(--ink);
  transform: translateX(-50%) rotate(45deg);
}
.sel-tip svg { width: 13px; height: 13px; }
.sel-tip .kbd {
  font: 500 11px/1 var(--font-mono);
  background: rgba(247, 243, 236, 0.22);
  border: 1px solid rgba(247, 243, 236, 0.32);
  padding: 2px 5px;
  border-radius: 3px;
  color: var(--paper);
  margin-left: 4px;
}
[data-theme="dark"] .sel-tip .kbd {
  background: rgba(24, 24, 19, 0.14);
  border-color: rgba(24, 24, 19, 0.30);
}

.rail {
  position: sticky;
  top: 96px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding-right: 4px;
  margin-right: -4px;
}
.rail-head {
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 5;
}
@media (max-width: 920px) {
  .rail { position: static; max-height: none; margin-top: 48px; border-top: 1px solid var(--paper-edge); padding-top: 24px; }
}
.rail-empty {
  font: 400 13px/1.5 var(--font-sans);
  color: var(--ink-4);
  padding: 16px 0;
  border-top: 1px solid var(--paper-edge);
}
.rail-empty strong { color: var(--ink-2); font-weight: 500; }

.comment {
  background: var(--annot-card);
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-2);
  padding: 12px 14px;
  margin-bottom: 12px;
  position: relative;
}
.comment.is-active {
  background: var(--annot-hi);
  border-color: var(--accent-mustard);
}
.comment .author-badge {
  font: 500 10px/1 var(--font-sans);
  padding: 3px 6px;
  background: var(--accent-navy);
  color: var(--paper);
  border-radius: var(--r-1);
  text-transform: lowercase;
  letter-spacing: 0.04em;
}

.comment .author-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 4px; flex-wrap: wrap; }
.comment .name { font: 600 13px/1.2 var(--font-sans); color: var(--ink); }
.comment .when { font: var(--t-meta); color: var(--ink-3); }
.comment .path { display: none; }
.comment .body { font: 400 14px/1.5 var(--font-serif); color: var(--ink); margin-top: 2px; }
.comment .quote {
  display: flex;
  align-items: center;
  gap: 8px;
  font: italic 400 12px/1.4 var(--font-serif);
  color: var(--ink-3);
  padding: 4px 6px 4px 10px;
  margin: 4px 0 8px;
  border-left: 2px solid var(--paper-edge);
  border-radius: 0 var(--r-1) var(--r-1) 0;
  cursor: pointer;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
  outline: none;
}
.comment .quote .quote-text {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comment .quote .quote-jump {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px; height: 14px;
  color: var(--ink-4);
  opacity: 0.7;
  flex-shrink: 0;
  transition: opacity 120ms ease, transform 120ms ease, color 120ms ease;
}
.comment .quote .quote-jump svg { width: 100%; height: 100%; }
.comment .quote:hover,
.comment .quote:focus-visible {
  color: var(--ink-2);
  background: var(--paper-2);
  border-left-color: var(--accent-navy);
}
.comment .quote:hover .quote-jump,
.comment .quote:focus-visible .quote-jump {
  color: var(--accent-navy);
  opacity: 1;
  transform: translate(1px, -1px);
}
.comment .quote:focus-visible {
  box-shadow: 0 0 0 2px var(--paper), 0 0 0 3px var(--accent-navy);
}
.comment.is-active .quote {
  border-left-color: var(--accent-mustard);
  background: rgba(255, 255, 255, 0.2);
}
[data-theme="dark"] .comment.is-active .quote {
  background: rgba(255, 255, 255, 0.04);
}
.comment .quote[style*="--danger"]:hover,
.comment .quote[style*="--danger"]:focus-visible {
  background: transparent;
  border-left-color: var(--paper-edge);
}
.composer > .quote,
.comment .reply-composer .quote {
  display: block;
  cursor: text;
  padding: 4px 0 4px 10px;
  background: transparent;
  border-left: 2px solid var(--paper-edge);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.composer > .quote:hover,
.comment .reply-composer .quote:hover {
  background: transparent;
  border-left-color: var(--paper-edge);
}
.comment .actions { display: flex; gap: 12px; margin-top: 8px; align-items: center; }
.comment .actions button {
  background: none; border: 0; padding: 0; cursor: pointer;
  font: 500 12px/1 var(--font-sans); color: var(--ink-3);
}
.comment .actions button:hover { color: var(--accent-navy); }
.comment .actions .trash { margin-left: auto; }
.comment .replies {
  margin-top: 10px; padding-top: 8px;
  border-top: 1px dashed var(--paper-edge);
  display: flex; flex-direction: column; gap: 10px;
}
.comment .replies .reply { padding-left: 8px; }
.comment .replies .body { font-size: 13px; }
.comment .replies .author-row { gap: 6px; margin-bottom: 2px; }
.comment .replies .reply .trash {
  margin-left: auto;
  background: none;
  border: 0;
  padding: 2px 4px;
  cursor: pointer;
  display: inline-flex;
  flex-direction: row-reverse;
  align-items: center;
  gap: 4px;
  font: 500 11px/1 var(--font-sans);
  color: var(--ink-4);
  border-radius: var(--r-1);
  opacity: 1;
}
.comment .replies .reply .trash > .trash-label {
  display: none;
  white-space: nowrap;
}
.comment .replies .reply .trash.is-confirming > .trash-label { display: inline; }
.comment .replies .reply:hover .trash,
.comment .replies .reply .trash:focus,
.comment .replies .reply .trash.is-confirming { opacity: 1; }
.comment .replies .reply .trash svg { width: 11px; height: 11px; }
.comment .replies .reply .trash:hover { color: var(--danger); }
.comment .replies .reply .trash.is-confirming {
  color: var(--paper);
  background: var(--danger);
}
.comment .reply-composer {
  margin-top: 10px; padding-top: 8px;
  border-top: 1px dashed var(--paper-edge);
}
.comment .reply-composer textarea {
  width: 100%; border: 0; background: transparent; outline: none;
  font: 400 13px/1.45 var(--font-serif); color: var(--ink);
  resize: vertical; min-height: 44px; box-sizing: border-box;
}
.comment .reply-composer textarea::placeholder { color: var(--ink-4); }
.comment .reply-composer .row-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; align-items: center; }
.comment .reply-composer .row-actions button {
  font: 500 12px/1 var(--font-sans);
  padding: 6px 12px; border-radius: var(--r-2); border: 0; cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  text-align: center;
  display: inline-flex; align-items: center; justify-content: center;
}
.comment .reply-composer .row-actions .save { background: var(--ink); color: var(--paper); }
.comment .reply-composer .row-actions .save:hover { background: var(--ink-2); }
.comment .reply-composer .row-actions .save:disabled { background: var(--ink-3); cursor: wait; opacity: 0.8; }
.comment .reply-composer .row-actions .cancel { background: transparent; color: var(--ink-3); }
.comment .reply-composer .row-actions .cancel:hover { color: var(--ink); }

.composer {
  background: var(--annot-card);
  border: 1px solid var(--accent-mustard);
  border-radius: var(--r-2);
  padding: 12px 14px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-2);
}
.composer textarea {
  width: 100%;
  border: 0; background: transparent;
  font: 400 14px/1.5 var(--font-serif);
  color: var(--ink);
  resize: vertical;
  min-height: 60px;
  outline: none;
}
.composer textarea::placeholder { color: var(--ink-4); }
.composer .composer-actions {
  display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px;
}
.composer .composer-actions button {
  font: 500 12px/1 var(--font-sans);
  padding: 6px 10px;
  border-radius: var(--r-2);
  border: 1px solid transparent;
  cursor: pointer;
}
.composer .composer-actions .save { background: var(--ink); color: var(--paper); }
.composer .composer-actions .save:hover { background: var(--ink-2); }
.composer .composer-actions .cancel { background: transparent; color: var(--ink-3); }
.composer .composer-actions .cancel:hover { color: var(--ink); }

.rail-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--paper-edge);
  margin-bottom: 16px;
  cursor: pointer;
  user-select: none;
}
.rail-head .left { display: inline-flex; align-items: center; gap: 8px; min-width: 0; }
.rail-head .title {
  font: italic 500 14px/1.2 var(--font-serif);
  color: var(--ink-3);
}
.rail-head .count {
  color: var(--ink-2);
  font-style: normal;
  font-weight: 500;
  font-size: 13px;
  font-family: var(--font-sans);
  white-space: nowrap;
}
.rail-head .hi-toggle {
  background: none;
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-1);
  font: 500 11px/1 var(--font-sans);
  color: var(--ink-3);
  padding: 4px 7px;
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 4px;
  flex-shrink: 0;
}
.rail-head .hi-toggle:hover { background: var(--paper-2); color: var(--ink); }
.rail-head .hi-toggle.is-on { background: var(--accent-navy); color: var(--paper); border-color: var(--accent-navy); }
.rail-head .hi-toggle svg { width: 11px; height: 11px; }
.rail-head .collapse-chev {
  display: inline-flex; align-items: center;
  color: var(--ink-3);
  width: 16px;
}
.rail-head .collapse-chev svg { width: 12px; height: 12px; }
.rail.is-collapsed .rail-head .collapse-chev svg { transform: rotate(-90deg); }
.rail.is-collapsed .rail-content { display: none; }

.archive-year {
  font: 600 28px/1 var(--font-serif);
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 40px 0 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink);
  display: flex; align-items: baseline; gap: 12px;
}
.archive-year .yr-count {
  font: italic 400 14px/1 var(--font-serif);
  color: var(--ink-3);
}
.archive-year:first-child { margin-top: 0; }

.tags-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin: 24px 0 48px;
}
.tag-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-2);
  background: var(--paper);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}
.tag-card:hover { background: var(--paper-2); border-color: var(--ink-line); }
html:not([data-theme="dark"]) .tag-card:hover .name { color: var(--accent-navy); }
.tag-card .name { font: 600 15px/1 var(--font-sans); color: var(--ink); display: inline-flex; align-items: center; gap: 8px; transition: color 120ms ease; }
.tag-card .name .dot { width: 8px; height: 8px; border-radius: 999px; }
.tag-card .count { font: 500 12px/1 var(--font-mono); color: var(--ink-3); }

.about {
  padding: 56px 0 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
@media (max-width: 800px) { .about { grid-template-columns: 1fr; } }
.about h1 {
  font: 700 42px/1.1 var(--font-serif);
  letter-spacing: -0.015em;
  margin: 0 0 20px;
}
.about .lede { font: var(--t-lead); color: var(--ink-2); margin: 0 0 24px; }
.about p { margin: 0 0 16px; font: var(--t-body); color: var(--ink); max-width: 52ch; }
.about .side h3 {
  font: italic 500 16px/1 var(--font-serif);
  color: var(--ink-3);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--paper-edge);
}

.about .side .item {
  display: flex; justify-content: space-between; align-items: center; padding: 8px 0;
  font: var(--t-body-sans); color: var(--ink-2);
}
.about .side .item + .item { border-top: 1px solid var(--paper-edge); }
.about .side .item .meta { color: var(--ink-4); font: var(--t-meta); }

.search-overlay {
  position: fixed; inset: 0;
  background: rgba(43, 42, 38, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 200;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
}
.search-overlay.is-open { display: flex; }
.search-panel {
  width: min(620px, 90vw);
  background: var(--paper);
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-3);
  box-shadow: var(--shadow-3);
  overflow: hidden;
}
.search-panel .input-row {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--paper-edge);
}
.search-panel .input-row svg { width: 16px; height: 16px; color: var(--ink-3); }
.search-panel input {
  flex: 1; border: 0; background: transparent; outline: none;
  font: 400 17px/1 var(--font-sans); color: var(--ink);
}
.search-panel input::placeholder { color: var(--ink-4); }
.search-panel .kbd,
.sel-tip .kbd {
  display: inline-flex; align-items: center; justify-content: center;
}
.search-panel .kbd {
  font: 500 11px/1 var(--font-mono);
  padding: 3px 6px; background: var(--paper-2); border: 1px solid var(--paper-edge);
  border-radius: 3px; color: var(--ink-3);
}
.search-results { max-height: 48vh; overflow-y: auto; padding: 8px; }
.search-result {
  padding: 10px 12px; cursor: pointer; border-radius: var(--r-2);
  display: flex; flex-direction: column; gap: 2px;
}
.search-result:hover, .search-result.is-active { background: var(--paper-2); }
.search-result.is-focused { background: var(--paper-2); outline: 1px solid var(--paper-edge); outline-offset: -1px; }
.search-result:focus       { outline: none; }
.search-result .title { font: 500 14px/1.3 var(--font-sans); color: var(--ink); }
.search-result .dek { font: 400 12px/1.4 var(--font-sans); color: var(--ink-3); }
.search-result mark { background: var(--annot-hi); color: var(--ink); padding: 0 1px; }
.search-empty { padding: 32px; text-align: center; color: var(--ink-3); font: var(--t-small); }

.comment .actions .trash {
  margin-left: auto;
  display: inline-flex;
  flex-direction: row-reverse;
  align-items: center;
  gap: 6px;
  color: var(--ink-3);
  padding: 4px 6px;
  border-radius: var(--r-1);
}
.comment .actions .trash > .trash-label {
  display: none;
  white-space: nowrap;
}
.comment .actions .trash.is-confirming > .trash-label { display: inline; }
.comment .actions .trash svg { width: 12px; height: 12px; }
.comment .actions .trash:hover { color: var(--danger); }
.comment .actions .trash.is-confirming {
  color: var(--paper);
  background: var(--danger);
}

[data-route], .nav-link, .post-row, .tag-card, .iconbtn, .tag {
  cursor: pointer;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 13px/1 var(--font-sans);
  color: var(--ink-3);
  text-decoration: none;
  cursor: pointer;
  padding: 6px 10px 6px 0;
  margin-bottom: 8px;
  background: none; border: 0;
}
.back-link:hover { color: var(--accent-navy); }
.back-link svg { width: 14px; height: 14px; }

.divider-dots {
  display: flex; align-items: center; gap: 10px;
  color: var(--ink-4); font: var(--t-meta);
  padding: 24px 0;
}
.divider-dots::before, .divider-dots::after {
  content: ''; flex: 1; border-top: 1px solid var(--paper-edge);
}


.tip-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: var(--ink); color: var(--paper);
  border: 1px solid var(--ink);
  border-radius: var(--r-2);
  font: 500 14px/1 var(--font-sans);
  text-decoration: none;
  cursor: pointer;
}
.tip-btn:hover { background: var(--ink-2); color: #8FA8D4; border-color: var(--ink-2); }
.tip-btn .tip-icon { display: inline-flex; width: 16px; height: 16px; }
.tip-btn .tip-icon svg { width: 100%; height: 100%; }
[data-theme="dark"] .tip-btn { border-color: var(--paper-edge); }
[data-theme="dark"] .tip-btn:hover { background: var(--ink-2); color: #4E6B91; border-color: var(--paper-edge); }

.pgp-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0;
  font: var(--t-body-sans); color: var(--ink-2);
}
.pgp-toggle {
  background: none; border: 0; padding: 4px 6px;
  font: 500 12px/1 var(--font-sans); color: var(--ink-3);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 4px;
  border-radius: var(--r-1);
}
.pgp-toggle:hover { color: var(--accent-navy); background: var(--paper-2); }
.pgp-toggle svg { width: 12px; height: 12px; }
.pgp-toggle.is-open svg { transform: rotate(180deg); }
.pgp-block {
  display: none;
  margin-top: 4px;
  background: var(--paper-2);
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-2);
  padding: 10px 12px;
  font: 400 11px/1.5 var(--font-mono);
  color: var(--ink-2);
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: auto;
  user-select: all;
}
.pgp-block.is-open { display: block; }

.about .side .item a {
  color: inherit; text-decoration: none;
  border-bottom: 1px solid transparent;
}
.about .side .item a:hover {
  color: var(--accent-navy);
  border-bottom-color: currentColor;
}

.post-head .updated {
  display: inline-flex; align-items: center; gap: 5px;
  font: italic 500 12px/1 var(--font-serif);
  color: var(--ink-3);
}
.post-head .updated svg { width: 12px; height: 12px; }
.post-head .kicker { flex-wrap: wrap; row-gap: 6px; }
.post-head .tags-row { display: inline-flex; gap: 6px; flex-wrap: wrap; align-items: center; }

.post-row .updated {
  display: inline-flex; align-items: center; gap: 4px;
  font: italic 500 11.5px/1 var(--font-serif);
  color: var(--ink-4);
}
.post-row .updated svg { width: 11px; height: 11px; }


.comment .replies-head {
  display: flex; align-items: center; gap: 6px;
  margin-top: 10px; padding-top: 8px;
  border-top: 1px dashed var(--paper-edge);
  font: 500 12px/1 var(--font-sans); color: var(--ink-3);
  cursor: pointer;
  background: none; border-left: 0; border-right: 0; border-bottom: 0;
  width: 100%; padding-left: 0; padding-right: 0;
}
.comment .replies-head:hover { color: var(--accent-navy); }
.comment .replies-head svg { width: 12px; height: 12px; }
.comment .replies-head .chev svg { transform: rotate(180deg); }
.comment.replies-collapsed .replies-head .chev svg { transform: rotate(0); }
.comment.replies-collapsed .replies { display: none; }
.comment .replies {
  margin-top: 8px;
}

.auth-block { display: block; }
.auth-block .id-row {
  display: flex; gap: 6px; align-items: center;
  flex-wrap: wrap;
}
.auth-block .id-as {
  font: italic 500 12.5px/1.2 var(--font-serif);
  color: var(--ink-3);
}
.auth-block .id-as strong {
  color: var(--ink); font-style: normal; font-weight: 600;
}
.auth-block .id-link {
  background: none; border: 0;
  padding: 4px 8px; border-radius: var(--r-1);
  font: italic 500 12.5px/1.2 var(--font-serif);
  color: var(--ink-3); cursor: pointer;
}
.auth-block .id-link:hover { color: var(--accent-navy); background: var(--paper-2); }

.composer .id-row,
.comment .reply-composer .id-row {
  display: flex; gap: 6px; align-items: center;
  margin-top: 6px;
  flex-wrap: wrap;
}
.composer .id-input,
.comment .reply-composer .id-input {
  font: 400 12px/1 var(--font-mono);
  padding: 6px 8px;
  background: var(--paper);
  border: 1px solid var(--paper-edge);
  border-radius: var(--r-1);
  color: var(--ink);
  outline: none;
  flex: 1; min-width: 100px;
}
.composer .id-input:focus,
.comment .reply-composer .id-input:focus { border-color: var(--accent-navy); }
.composer .id-input.is-invalid,
.comment .reply-composer .id-input.is-invalid { border-color: var(--danger); }
.composer .pwd-toggle,
.comment .reply-composer .pwd-toggle {
  background: none; border: 0; padding: 0;
  font: italic 500 11px/1 var(--font-serif);
  color: var(--ink-3); cursor: pointer;
}
.composer .pwd-toggle:hover,
.comment .reply-composer .pwd-toggle:hover { color: var(--accent-navy); }
.composer .id-error,
.comment .reply-composer .id-error {
  font: 400 11px/1.3 var(--font-sans);
  color: var(--danger);
  margin-top: 4px;
  width: 100%;
}
.composer .id-hint,
.comment .reply-composer .id-hint {
  font: italic 400 11px/1.3 var(--font-serif);
  color: var(--ink-4);
  margin-top: 4px;
  width: 100%;
}

.author-row .author-badge {
  font: 500 10px/1 var(--font-sans);
  padding: 3px 6px;
  background: var(--accent-navy);
  color: var(--paper);
  border-radius: var(--r-1);
  text-transform: lowercase;
  letter-spacing: 0.04em;
}

.sel-limit {
  position: fixed;
  font: italic 500 12px/1 var(--font-serif);
  color: var(--paper);
  background: var(--danger);
  padding: 6px 10px;
  border-radius: var(--r-2);
  z-index: 100;
  transform: translateX(-50%);
  pointer-events: none;
  display: none;
}
.sel-limit.is-visible { display: inline-block; }

#pixel-dust { display: none !important; }

altcha-widget {
  display: block;
  width: 100%;
  --altcha-color-base: var(--paper);
  --altcha-border-color: var(--paper-edge);
  --altcha-color-base-content: var(--ink);
  --altcha-color-text: var(--ink);
  --altcha-spinner-color: var(--ink);
  --altcha-border-radius: 8px;
  --altcha-padding: 14px;
  --altcha-max-width: 100%;
}

.reveal-popup {
  position: fixed;
  z-index: 500;
  display: none;
  width: 320px;
  max-width: calc(100vw - 24px);
  padding: 14px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--paper-edge);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .18);
  font-size: 0.875em;
  line-height: 1.6;
}
.reveal-popup .pow-solving {
  font: italic 400 13px/1.4 var(--font-serif);
  color: var(--ink-3);
  margin-bottom: 10px;
}
.reveal-popup .pow-spinner {
  display: inline-block;
  width: 11px;
  height: 11px;
  margin-right: 7px;
  vertical-align: -1px;
  border: 2px solid var(--paper-edge);
  border-top-color: var(--ink-3);
  border-radius: 50%;
  animation: pow-spin 0.7s linear infinite;
}
@keyframes pow-spin { to { transform: rotate(360deg); } }

.toast-host {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  width: max-content;
  max-width: min(92vw, 420px);
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--paper-edge);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .22);
  font: 500 13px/1.45 var(--font-sans);
  text-align: center;
}

.nav-toggle { display: none; }

@media (max-width: 880px) {
  .container, .hero, .section { padding-left: 20px; padding-right: 20px; }
  .hero { padding-top: 48px; padding-bottom: 32px; }
  .hero h1 { font-size: clamp(28px, 7vw, 40px); max-width: none; word-wrap: break-word; overflow-wrap: anywhere; }
  .hero .lede { font-size: 17px; }

  .post-row {
    margin: 0;
    padding-left: 0;
    padding-right: 0;
    grid-template-columns: 76px 1fr;
  }
  .post-row .arrow { display: none; }

  .reading-layout > *,
  .reading-layout article,
  main, main > section { min-width: 0; }

  .nav { position: relative; }
  .nav-inner { height: 56px; }
  .nav-links { display: none; }
  .nav-links.is-mobile-open {
    display: grid;
    grid-template-columns: 1fr;
    position: absolute;
    top: 56px; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--paper-edge);
    box-shadow: 0 8px 24px rgba(60, 55, 40, 0.08);
    gap: 0;
    padding: 4px 20px 14px;
    z-index: 60;
  }
  .nav-links.is-mobile-open .nav-link {
    text-align: left;
    padding: 14px 0;
    border-bottom: 1px solid var(--paper-edge);
    width: 100%;
    font-size: 15px;
    color: var(--ink-2);
  }
  .nav-links.is-mobile-open .nav-link.is-active { color: var(--ink); }
  .nav-links.is-mobile-open .nav-link.is-active::after { display: none; }
  .nav-links.is-mobile-open {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links.is-mobile-open .nav-link:nth-last-of-type(1) { border-bottom: 1px solid var(--paper-edge); }
  .nav-links.is-mobile-open .nav-link { grid-column: 1 / -1; }
  .nav-links.is-mobile-open > .iconbtn[data-action="search"] {
    justify-self: start;
    margin: 20px 0 8px 0;
    width: 40px; height: 40px;
  }
  .nav-links.is-mobile-open > .iconbtn[data-action="theme"] {
    justify-self: end;
    margin: 20px 0 8px 0;
    width: 40px; height: 40px;
  }
  .nav-links.is-mobile-open > .iconbtn svg { width: 16px; height: 16px; }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    background: transparent; border: 1px solid var(--paper-edge);
    border-radius: var(--r-2);
    padding: 6px 8px;
    cursor: pointer;
    color: var(--ink-2);
  }
  .nav-toggle svg { width: 18px; height: 18px; }
  .nav-toggle.is-open svg { transform: rotate(90deg); }

  .post-row .dek { display: none; }
  .post-row { grid-template-columns: 76px 1fr; }
  .post-row .arrow { display: none; }
  .post-row .date { font-size: 11.5px; }
  .post-row .title { font-size: 18px; }
  .post-row .meta-row { gap: 8px; row-gap: 6px; flex-wrap: wrap; }

  .reading-layout { grid-template-columns: 1fr; gap: 24px; padding: 24px 0 64px; }
  .rail {
    position: static; max-height: none;
    margin-top: 8px;
    border-top: 1px solid var(--paper-edge);
    padding-top: 16px;
  }
  .post-head h1 { font-size: 28px; }
  .post-head .dek { font-size: 17px; }
  .post-body { font-size: 17px; line-height: 1.6; }
  .post-body h2 { font-size: 22px; }
  .post-body h3 { font-size: 18px; }
  .post-body pre code { font-size: 12.5px; padding: 12px 14px; }

  .about { grid-template-columns: 1fr; gap: 28px; padding: 32px 0 64px; }
  .about h1 { font-size: 32px; }

  .archive-year { font-size: 22px; }

  .tags-grid { grid-template-columns: 1fr; }

  .nav { background: var(--paper); backdrop-filter: none; }

  .search-panel .input-row > .kbd { display: none; }
}

@media (max-width: 400px) {
  .container, .hero, .section { padding-left: 16px; padding-right: 16px; }
  .nav-inner { height: 52px; }
  .nav-toggle { padding: 5px 7px; }

  .brand { font-size: 19px; }

  .hero h1 { font-size: clamp(24px, 8.5vw, 32px); letter-spacing: -0.015em; }
  .hero .lede { font-size: 15.5px; }

  .post-row { grid-template-columns: 1fr; gap: 6px; padding: 18px 0; }
  .post-row .date { display: flex; gap: 6px; align-items: baseline; }
  .post-row .date .yr { display: inline; margin-top: 0; }
  .post-row .title { font-size: 17px; line-height: 1.28; }

  .section-head { flex-direction: column; align-items: flex-start; gap: 4px; }

  .archive-year { font-size: 20px; gap: 8px; }

  .tag { font-size: 10.5px; padding: 4px 7px; }

  .post-head h1 { font-size: 24px; line-height: 1.2; }
  .post-head .dek { font-size: 16px; }
  .post-body { font-size: 16.5px; line-height: 1.6; }
  .post-body h2 { font-size: 20px; }
  .post-body h3 { font-size: 17px; }
  .post-body pre code { font-size: 12px; padding: 10px 12px; }
  .post-body img { max-width: 100%; height: auto; }

  .comment { padding: 10px 12px; }
  .comment .name { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .comment .quote { font-size: 11.5px; }

  .composer textarea, .comment .reply-composer textarea { font-size: 14px; }
  .auth-block .id-row { gap: 4px; }
  .auth-block .id-as { font-size: 11.5px; }

  .about h1 { font-size: 26px; line-height: 1.2; }
  .about .lede { font-size: 17px; }

  .foot-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .foot .links { flex-wrap: wrap; gap: 12px; row-gap: 6px; }

  .search-overlay { padding-top: 5vh; }
  .search-panel { width: calc(100vw - 28px); border-radius: 10px; }
  .search-panel .input-row { padding: 10px 14px; }
  .search-panel input { font-size: 15px; }
  .search-result .title { font-size: 13px; }
  .search-result .dek { font-size: 11.5px; }

  .hero .meta-row { font-size: 11.5px; gap: 8px; flex-wrap: wrap; }

  .btn { padding: 9px 12px; font-size: 13px; }
  .btn-icon { gap: 6px; }
}

@media (max-width: 880px) {
  html, body { overflow-x: clip; }
  @supports not (overflow: clip) {
    html, body { overflow-x: hidden; }
  }
}
img, svg, video, iframe { max-width: 100%; }
.post-body pre, .post-body code { max-width: 100%; }
.post-body pre { overflow-x: auto; }
@media print {
  .nav, .foot, .rail, .skip-link,
  #search-overlay, .sel-tip, .sel-limit { display: none !important; }
  .post-body .copybtn, .post-body .codehead { display: none !important; }
  .post-body .heading-anchor { display: none !important; }
  .post-body .ext-arrow { display: none !important; }
  .post-body .related-posts .arrow { display: none !important; }

  .post-body .annot-hi,
  .post-body mark.annot-hi {
    background: transparent !important;
    box-shadow: none !important;
    color: inherit !important;
    cursor: text !important;
  }
  .post-body w.annot-word {
    background: transparent !important;
    box-shadow: none !important;
  }

  html, body { background: #fff !important; color: #000 !important; }
  .reading-layout {
    grid-template-columns: 1fr !important;
    gap: 0 !important;
    padding: 0 !important;
  }
  .reading-layout > article { width: 100%; }
  .container { padding-left: 0 !important; padding-right: 0 !important; max-width: none !important; }

  body, .post-body { font-size: 11pt; line-height: 1.45; }
  .post-body h1, .post-body h2, .post-body h3,
  .post-body h4, .post-body h5, .post-body h6,
  .post-head h1 { page-break-after: avoid; }
  .post-body pre, .post-body figure, .post-body blockquote,
  .post-body .callout, .post-body .timeline-entry { page-break-inside: avoid; }
  .post-body pre {
    border: 1px solid #888 !important;
    background: #f5f5f5 !important;
    color: #000 !important;
    overflow: visible !important;
    white-space: pre-wrap !important;
    word-break: break-word !important;
  }
  .post-body pre code { color: inherit !important; }
  .post-body a {
    color: inherit !important;
    text-decoration: underline;
  }
  .post-body a[target="_blank"]::after,
  .post-body a[href^="http"]::after,
  .post-body a[href^="mailto:"]::after {
    content: " (" attr(href) ")";
    font-size: 0.85em;
    color: #444;
    word-break: break-all;
  }

  .post-body .post-toc,
  .post-body .related-posts { display: none !important; }

  .post-body pre[data-lang="diff"] code .diff-add { background: #E6F0E5 !important; color: #1F4A2A !important; }
  .post-body pre[data-lang="diff"] code .diff-del { background: #F4D9D2 !important; color: #5B1F12 !important; }

  .post-body .md-table-head { display: none !important; }
  .post-body .md-table-wrap {
    border: 1px solid #888 !important;
    background: #fff !important;
    border-radius: 0 !important;
  }
  .post-body .md-table-scroll { overflow: visible !important; background: #fff !important; }
  .post-body .md-table thead th {
    background: #f0f0f0 !important;
    color: #000 !important;
    border-bottom: 1px solid #888 !important;
    white-space: normal !important;
  }
  .post-body .md-table tbody td {
    color: #000 !important;
    border-bottom: 1px solid #bbb !important;
  }
}