/* --------------------------------------------------------
   Fonts
   -------------------------------------------------------- */
@font-face {
  font-family: "Commit Mono";
  src: url("/fonts/CommitMono-400-Regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Commit Mono";
  src: url("/fonts/CommitMono-400-Italic.otf") format("opentype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Commit Mono";
  src: url("/fonts/CommitMono-700-Regular.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Commit Mono";
  src: url("/fonts/CommitMono-700-Italic.otf") format("opentype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* --------------------------------------------------------
   Variables
   -------------------------------------------------------- */
:root {
  --bg:          #111111;
  --bg-raised:   #191919;
  --text:        #e2e2e2;
  --text-muted:  #e2e2e2;
  --link:        #9ba9c4;
  --link-hover:  #c0cce0;
  --border:      #282828;
  --max-width:   680px;
  --font-body:   "Commit Mono", monospace;
  --font-mono:   "Commit Mono", monospace;
}

/* --------------------------------------------------------
   Reset
   -------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* --------------------------------------------------------
   Base
   -------------------------------------------------------- */
html {
  font-size: 18px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.75;
  padding: 0 1.5rem;
}

a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  text-decoration-color: currentColor;
}

a:hover {
  color: var(--bg) !important;
  background-color: var(--text) !important;
  text-decoration-color: transparent !important;
}

/* --------------------------------------------------------
   Layout — constrain header, main, footer to max-width
   -------------------------------------------------------- */
header,
main,
footer {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------
   Header / nav
   -------------------------------------------------------- */
header {
  padding: 2.75rem 0 2.25rem;
}

header nav {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.site-title {
  font-size: 0.95rem;
  font-weight: bold;
  color: var(--text);
  letter-spacing: 0.01em;
}


.nav-links {
  display: flex;
  gap: 1.75rem;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
}


/* --------------------------------------------------------
   Main
   -------------------------------------------------------- */
main {
  padding-bottom: 2rem;
}

.last-updated {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.8rem;
  margin-top: 1.5rem;
  margin-bottom: 0;
  opacity: 0.7;
}

/* --------------------------------------------------------
   Footer
   -------------------------------------------------------- */
footer {
  padding: 1.5rem 0 3rem;
  color: var(--text-muted);
  font-size: 0.825rem;
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--text-muted);
}


/* --------------------------------------------------------
   Post list (homepage, tag pages, search results)
   -------------------------------------------------------- */
.post-list {
  list-style: none;
}

.post-entry {
  padding: 0.6rem 0;
}

.post-entry-main {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1.5rem;
}

.post-entry-main a {
  color: var(--text);
}

.post-date {
  color: var(--text-muted);
  font-size: 0.825rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.post-entry-body {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 0.35rem;
}

.post-entry-img {
  width: 80px;
  height: 60px;
  object-fit: cover;
  flex-shrink: 0;
  opacity: 0.85;
}

.post-entry-summary {
  color: var(--text-muted);
  font-size: 0.825rem;
  line-height: 1.55;
  margin: 0;
}

/* --------------------------------------------------------
   Page header (tags index, about, search)
   -------------------------------------------------------- */
.page-header {
  margin-bottom: 0;
}

.single-page .post-content > p:first-child {
  margin-top: 0;
}

.page-header h1 {
  font-size: 1.5rem;
  font-weight: bold;
  line-height: 1.35;
  color: var(--text);
}

/* --------------------------------------------------------
   Post page
   -------------------------------------------------------- */
.post-header {
  margin-bottom: 2.5rem;
}

.post-header h1 {
  font-size: 1.5rem;
  font-weight: bold;
  line-height: 1.35;
  margin-bottom: 0.6rem;
  color: var(--text);
}

.post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.825rem;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
}

.tag {
  color: var(--text-muted);
  font-size: 0.8rem;
}


/* --------------------------------------------------------
   Table of contents
   -------------------------------------------------------- */
.toc {
  padding-left: 1rem;
  border-left: 1px solid var(--border);
  margin: 2.25rem 0 2.5rem;
  font-size: 0.875rem;
}

.toc-label {
  display: block;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 0.6rem;
}

/* Hugo's generated TOC is a <nav> containing <ul> */
.toc nav ul {
  list-style: none;
  padding-left: 0;
}

.toc nav ul ul {
  padding-left: 1rem;
}

.toc nav li {
  margin: 0.2rem 0;
}

.toc nav a {
  color: var(--text-muted);
  font-size: 0.875rem;
}


/* --------------------------------------------------------
   Post content typography
   -------------------------------------------------------- */
.post-content {
  margin-top: 0.25rem;
}

details {
  margin: 0.4rem 0;
}

summary {
  cursor: pointer;
  list-style: revert;
}

summary::marker {
  color: var(--text-muted);
}

.details-content {
  margin-top: 0.5rem;
  padding: 0.4rem 0 0.4rem 1rem;
  border-left: 2px solid var(--link);
}

.details-content p {
  margin: 0.4rem 0;
}

.details-content ul {
  margin: 0.4rem 0 0 0;
  padding-left: 1.25rem;
  list-style: disc;
}

.details-content li {
  margin: 0.35rem 0;
}

.post-content p {
  margin: 1.4rem 0;
}

.post-content h2,
.post-content h3,
.post-content h4 {
  font-weight: bold;
  line-height: 1.35;
  margin: 2.25rem 0 0.6rem;
  color: var(--text);
}

.post-content h2 { font-size: 1.2rem; }
.post-content h3 { font-size: 1.05rem; }
.post-content h4 { font-size: 1rem; }

.post-content ul,
.post-content ol {
  margin: 1.1rem 0;
  padding-left: 1.5rem;
}

.post-content li {
  margin: 0.3rem 0;
}

.post-content blockquote {
  border-left: 2px solid var(--border);
  padding-left: 1rem;
  color: var(--text-muted);
  margin: 1.5rem 0;
  font-style: italic;
}

.post-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

.post-content strong { font-weight: bold; }
.post-content em    { font-style: italic; }


.post-content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 2rem auto;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1.5rem 0;
}

.post-content th,
.post-content td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

.post-content th {
  color: var(--text-muted);
  font-weight: bold;
}

/* --------------------------------------------------------
   Code
   -------------------------------------------------------- */
code {
  font-family: var(--font-mono);
  font-size: 0.82em;
  background: var(--bg-raised);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}

pre {
  font-family: var(--font-mono);
  font-size: 0.82em;
  line-height: 1.6;
  overflow-x: auto;
  margin: 1.75rem 0;
  border-radius: 4px;
  padding: 1.25rem 1.5rem;
  background: var(--bg-raised) !important;
}

pre code {
  background: none;
  padding: 0;
  font-size: 1em;
}

/* Chroma wrapper — no extra margin when it wraps the pre */
.highlight {
  margin: 1.75rem 0;
  border-radius: 4px;
  overflow: hidden;
}

.highlight pre {
  margin: 0;
  border-radius: 0;
}

/* --------------------------------------------------------
   Tags index page (/tags)
   -------------------------------------------------------- */
.tag-list {
  list-style: none;
}

.tag-list li {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.35rem 0;
}

.tag-item {
  color: var(--text);
  font-size: 0.95rem;
}


/* --------------------------------------------------------
   Homepage — ASCII art
   -------------------------------------------------------- */
.home-ascii {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.25;
  color: var(--text);
  background: none !important;
  padding: 0;
  border-radius: 0;
  margin: 0.5rem 0 2rem;
  overflow-x: auto;
  white-space: pre;
  user-select: none;
}

/* --------------------------------------------------------
   Homepage — quote
   -------------------------------------------------------- */
.home-quote {
  font-style: italic;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0 0 2.5rem;
  white-space: pre-line;
}

/* --------------------------------------------------------
   Homepage — tag filter row
   -------------------------------------------------------- */
.tag-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.tag-filter {
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 0.1rem 0.35rem;
}


/* --------------------------------------------------------
   Responsive
   -------------------------------------------------------- */
@media (max-width: 600px) {
  html {
    font-size: 17px;
  }

  body {
    padding: 0 1.25rem;
  }

  header {
    padding-top: 2rem;
  }

  .post-entry-main {
    flex-direction: column;
    gap: 0.1rem;
  }

  .post-entry-img {
    width: 64px;
    height: 48px;
  }

  .post-header h1 {
    font-size: 1.3rem;
  }
}