:root {
  color-scheme: dark;
  --bg: #000;
  --text: #fff;
  --muted: #c8c8c8;
  --yellow: #fff200;
  --cyan: #42c3ff;
  --green: #8cff66;
  --line: #fff200;
  --max: 920px;
  --code-font: "SFMono-Regular", "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
}

@font-face {
  font-family: "BlogDot";
  src: url("./fonts/DotGothic16.ttf") format("truetype");
  font-display: block;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family: "BlogDot", "DotGothic16", "Hiragino Sans", "Yu Gothic", monospace;
  font-size: clamp(16px, 2.3vw, 20px);
  line-height: 1.8;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 6px 6px;
  opacity: 0.32;
  mix-blend-mode: screen;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem clamp(0.75rem, 3vw, 1.4rem);
  border-bottom: 3px solid var(--line);
  background: #000;
}

.site-title {
  color: var(--yellow);
  font-weight: 500;
  text-decoration: none;
}

.site-title::before {
  content: "■ ";
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.site-nav a,
.legacy-links a,
.back-link {
  color: var(--text);
  text-decoration: none;
}

.site-nav a::before,
.legacy-links a::before {
  content: "[";
  color: var(--yellow);
}

.site-nav a::after,
.legacy-links a::after {
  content: "]";
  color: var(--yellow);
}

.site-nav a.active,
.site-nav a:hover,
.legacy-links a:hover,
.back-link:hover {
  color: var(--yellow);
}

main {
  position: relative;
  width: min(100% - 1.4rem, var(--max));
  margin: 0 auto;
}

.hero {
  padding: clamp(2.2rem, 9vw, 4.8rem) 0 1.7rem;
  border-bottom: 2px dotted var(--line);
}

.eyebrow,
.date {
  margin: 0 0 0.4rem;
  color: var(--cyan);
  font-size: 0.82em;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.28;
  font-weight: 500;
}

.hero h1,
.section-heading h1,
.section-heading h2,
.article h1,
.typst-content h2,
.typst-content h3 {
  display: inline;
  color: #000;
  background: var(--yellow);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.hero h1 {
  font-size: clamp(2.2rem, 10vw, 5rem);
}

.hero p:last-child {
  width: 100%;
  margin-top: 1.2rem;
  color: var(--text);
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.4rem 0 2.5rem;
}

details,
.post-card,
.article {
  border: 2px solid var(--text);
  background: #000;
}

details {
  padding: 0.8rem;
}

summary {
  cursor: pointer;
  color: var(--yellow);
}

summary::marker {
  color: var(--yellow);
}

details p {
  margin-bottom: 0;
  color: var(--muted);
}

.profile-section,
.posts-section,
.legacy-section {
  padding: 1.8rem 0 2.6rem;
  border-bottom: 2px dotted var(--line);
}

.profile-card {
  display: grid;
  grid-template-columns: 11.5rem minmax(0, 1fr);
  gap: clamp(1rem, 4vw, 1.6rem);
  align-items: start;
}

.profile-avatar {
  width: min(11.5rem, 46vw);
  height: auto;
  border: 2px solid var(--text);
  background: #ddd;
  image-rendering: auto;
}

.profile-body {
  display: grid;
  gap: 0.9rem;
  max-width: 820px;
}

.profile-body p {
  margin: 0;
  color: var(--text);
}

.posts-page {
  width: min(100% - 1.4rem, 1100px);
  padding-bottom: 4rem;
}

.posts-title {
  display: inline-block;
  margin: clamp(1.7rem, 7vw, 3.4rem) 0 1rem;
  color: #000;
  background: var(--yellow);
  font-size: clamp(2.2rem, 10vw, 5rem);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.posts-hero {
  padding: clamp(2rem, 8vw, 4.4rem) 0 1.4rem;
  border-bottom: 2px dotted var(--line);
}

.posts-hero h1 {
  display: inline;
  color: #000;
  background: var(--yellow);
  font-size: clamp(2.2rem, 10vw, 5rem);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.posts-hero p:not(.eyebrow) {
  max-width: 700px;
  margin: 1rem 0 0;
}

.posts-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1rem;
  color: var(--cyan);
}

.posts-stats span::before {
  content: "<";
  color: var(--yellow);
}

.posts-stats span::after {
  content: ">";
  color: var(--yellow);
}

.tag-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  padding: 1rem 0;
  border-bottom: 2px dotted var(--line);
}

.tag-filter a {
  color: var(--text);
  text-decoration: none;
}

.tag-filter a:hover {
  color: var(--yellow);
}

.featured-post {
  margin: 1.4rem 0 0;
  border: 2px solid var(--yellow);
  background: #000;
}

.featured-post a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding: clamp(0.9rem, 4vw, 1.4rem);
  text-decoration: none;
}

.featured-post h2 {
  display: inline;
  color: #000;
  background: var(--yellow);
  font-size: clamp(1.5rem, 5vw, 2.6rem);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.featured-post p:not(.eyebrow):not(.date) {
  max-width: 680px;
  margin-bottom: 0;
  color: var(--muted);
}

.section-heading {
  margin-bottom: 1rem;
}

.section-heading.compact {
  margin-bottom: 0.6rem;
}

.section-heading.compact p:not(.eyebrow) {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.section-heading h1,
.section-heading h2 {
  font-size: clamp(1.45rem, 6vw, 2.5rem);
}

.post-filter {
  padding: 0 0 1rem;
  border-bottom: 2px dotted var(--line);
}

.post-filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.post-filter-buttons button {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.55rem;
  border: 2px solid var(--text);
  color: var(--text);
  background: #000;
  font: inherit;
  line-height: 1.2;
  cursor: pointer;
}

.post-filter-buttons button:hover,
.post-filter-buttons button:focus-visible,
.post-filter-buttons button.active {
  color: #000;
  background: var(--yellow);
  outline: none;
}

.post-index {
  padding: 0.45rem 0 2.6rem;
}

.post-list {
  display: grid;
  gap: 0.75rem;
}

.post-list-item {
  border-bottom: 2px dotted #555;
  background: #000;
}

.post-list-item[hidden] {
  display: none;
}

.post-list-item:hover {
  border-bottom-color: var(--yellow);
}

.post-list-item a {
  display: grid;
  grid-template-columns: 8.6rem 1fr;
  gap: 0.85rem;
  padding: 1.05rem 0;
  color: var(--text);
  text-decoration: none;
}

.post-list-item time {
  color: var(--cyan);
  font-size: 0.86rem;
}

.post-list-item h2 {
  margin: 0;
  color: var(--yellow);
  font-size: clamp(1.16rem, 3vw, 1.55rem);
}

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

.posts-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  padding-top: 1.4rem;
}

.posts-pagination a,
.posts-pagination span {
  padding: 0.25rem 0.55rem;
  border: 2px solid var(--text);
  color: var(--text);
  background: #000;
  text-decoration: none;
}

.posts-pagination a:hover,
.posts-pagination span {
  color: #000;
  background: var(--yellow);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.post-card {
  transition: color 120ms ease, border-color 120ms ease;
}

.post-card a {
  display: block;
  min-height: 100%;
  padding: 0.85rem;
  text-decoration: none;
}

.post-card:hover {
  border-color: var(--yellow);
}

.post-card h3 {
  margin-bottom: 0.45rem;
  color: var(--yellow);
  font-size: 1.2rem;
}

.post-card p {
  color: var(--muted);
}

.tag-manager-page {
  padding-bottom: 4rem;
}

.tag-manager-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 1rem 0;
  border-bottom: 2px dotted var(--line);
}

.tag-manager-toolbar button,
.tag-manager-row button {
  max-width: 100%;
  padding: 0.45rem 0.7rem;
  border: 2px solid var(--text);
  color: var(--text);
  background: #000;
  font: inherit;
  line-height: 1.2;
  cursor: pointer;
  text-align: left;
  overflow-wrap: anywhere;
}

.tag-manager-row button {
  font-family: var(--code-font);
  font-size: 0.78rem;
}

.tag-manager-toolbar button:hover,
.tag-manager-row button:hover,
.tag-manager-toolbar button:focus-visible,
.tag-manager-row button:focus-visible {
  color: #000;
  background: var(--yellow);
  outline: none;
}

.tag-manager-toolbar a {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  text-decoration: none;
}

.tag-manager-toolbar a:hover {
  color: var(--yellow);
}

.tag-manager-list {
  display: grid;
  gap: 0.7rem;
}

.tag-manager-row,
.tag-manager-post {
  display: grid;
  grid-template-columns: minmax(13rem, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
  padding: 0.8rem;
  border: 2px solid var(--text);
  background: #000;
}

.tag-manager-row.warning {
  border-color: var(--yellow);
}

.tag-manager-row h2 {
  display: inline;
  color: #000;
  background: var(--yellow);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.tag-manager-row p,
.tag-manager-post p,
.tag-manager-empty {
  margin: 0.45rem 0 0;
  color: var(--muted);
}

.tag-posts {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 0.45rem;
}

.tag-posts a,
.tag-manager-post a {
  color: var(--text);
  text-decoration: none;
}

.tag-posts a::before {
  content: "[";
  color: var(--yellow);
}

.tag-posts a::after {
  content: "]";
  color: var(--yellow);
}

.tag-posts a:hover,
.tag-manager-post a:hover {
  color: var(--yellow);
}

.legacy-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.tags span {
  color: var(--green);
  font-size: 0.82em;
}

.tags span::before {
  content: "#";
}

.article-shell {
  padding: 1.6rem 0 4rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 0.8rem;
  color: var(--muted);
}

.article {
  padding: clamp(0.9rem, 4vw, 2rem);
}

.article h1 {
  font-size: clamp(1.8rem, 7vw, 3.6rem);
}

.lead {
  max-width: 720px;
  color: var(--muted);
}

.typst-content {
  margin-top: 2rem;
}

.typst-content h2,
.typst-content h3 {
  margin-top: 1.8rem;
}

.typst-content p,
.typst-content li {
  color: var(--text);
}

.typst-content code {
  padding: 0.08rem 0.32rem;
  border: 1px solid #5a5a5a;
  background: #101010;
  color: #f5f5f5;
  font-family: var(--code-font);
  font-size: 0.9em;
  line-height: 1.5;
  border-radius: 3px;
}

.typst-content pre {
  margin: 0;
  overflow-x: auto;
  padding: 1.15rem 1.2rem 1.25rem;
  border: 0;
  background: #030303;
  scrollbar-color: var(--yellow) #151515;
}

.typst-content pre code {
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.72;
  border-radius: 0;
  tab-size: 2;
  white-space: pre;
}

.typst-content pre code span {
  color: var(--yellow) !important;
}

.typst-content pre code span:nth-of-type(3n) {
  color: var(--cyan) !important;
}

.typst-content pre code span:nth-of-type(4n) {
  color: #fff !important;
}

.katex-source {
  font-family: KaTeX_Main, "Times New Roman", serif;
}

.katex-block {
  display: block;
  overflow-x: auto;
  padding: 0.7rem 0;
  text-align: center;
}

.katex-source[data-katex-error="true"] {
  color: var(--yellow);
}

.code-block {
  margin: 1.35rem 0;
  border: 2px solid var(--text);
  background: #030303;
}

.typst-content .code-block figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.42rem 0.5rem 0.42rem 0.85rem;
  border-bottom: 2px solid var(--text);
  color: var(--text);
  background: #000;
  font-family: var(--code-font);
  font-size: 0.82rem;
  line-height: 1.2;
  text-align: left;
}

.typst-content .code-block figcaption span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.typst-content .code-block button {
  min-width: 4.2rem;
  padding: 0.36rem 0.7rem;
  border: 1px solid var(--yellow);
  color: #000;
  background: var(--yellow);
  font-family: var(--code-font);
  font-size: 0.82rem;
  line-height: 1.1;
  cursor: pointer;
}

.typst-content .code-block button:hover,
.typst-content .code-block button:focus-visible {
  border-color: var(--yellow);
  color: #fff;
  background: #000;
  outline: none;
}

.typst-content img {
  max-width: 100%;
  height: auto;
  border: 2px solid var(--text);
}

.typst-content figcaption {
  color: var(--muted);
  text-align: center;
  font-size: 0.9rem;
}

.typst-content hr,
.section-rule {
  display: block;
  width: 100%;
  height: 0;
  margin: 2.2rem 0;
  border: 0;
  border-top: 2px dotted var(--line);
}

mark {
  color: #000;
  background: var(--yellow);
}

.highlight-text {
  color: var(--yellow);
}

.size-modifier {
  font-size: calc(var(--size-level, 1) * 1em);
}

.color-modifier,
.color-modifier strong {
  color: var(--text-color) !important;
}

.monologue {
  color: var(--muted);
}

.pdf-frame {
  width: 100%;
  min-height: 12rem;
  margin: 1.4rem 0;
  overflow: hidden;
  resize: vertical;
  border: 2px solid var(--text);
  background: #050505;
}

.pdf-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.article-xref {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.14em;
}

.wrap-figure {
  max-width: min(100%, 28rem);
  margin-bottom: 1rem;
}

.wrap-figure figure {
  margin-top: 0;
}

.clear-wrap {
  clear: both;
}

.column-grid,
.subfigure-grid {
  display: flex;
  gap: var(--grid-gutter, 1rem);
  justify-content: center;
  align-items: flex-start;
  margin: 1.2rem 0;
}

.column-grid-item,
.subfigure-item {
  flex: 1 1 0;
  min-width: 0;
  text-align: center;
}

.subfigure-item img {
  width: 100%;
}

.subfigure-caption {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
}

.typst-content figure:has(> table) {
  display: flex;
  flex-direction: column;
  overflow-x: auto;
}

.typst-content figure:has(> table) figcaption {
  order: -1;
  margin-bottom: 0.6rem;
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .panel-grid,
  .post-grid {
    grid-template-columns: 1fr;
  }

  .profile-card {
    grid-template-columns: 1fr;
  }

  .wrap-figure {
    float: none !important;
    width: 100% !important;
    margin-right: 0 !important;
    margin-left: 0 !important;
  }

  .column-grid,
  .subfigure-grid {
    flex-direction: column;
  }

  .post-list-item a {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .featured-post a,
  .tag-manager-row,
  .tag-manager-post {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
}