/* karthikselvam.com */

:root {
  --bg:      #fbfbfa;
  --text:    #2b2b2b;
  --muted:   #8a8a8a;
  --link:    #2b2b2b;
  --border:  #e6e6e4;

  --font: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
          "Liberation Mono", "Courier New", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:     #1b1b1b;
    --text:   #c9c6c0;
    --muted:  #7d7a74;
    --link:   #c9c6c0;
    --border: #2f2f2f;
  }
}

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

html { font-size: 15px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  padding: 48px 24px 80px;
  max-width: 900px;
  margin: 0 auto;
}

a { color: var(--link); text-decoration: underline; text-underline-offset: 3px; }
a:hover { text-decoration: none; }

/* Header */
.site-header { margin-bottom: 48px; }

.site-name {
  display: block;
  font-size: 1rem;
  font-weight: normal;
  color: var(--text);
  text-decoration: none;
  margin-bottom: 12px;
}
.site-name:hover { text-decoration: none; }

.site-nav { display: flex; flex-wrap: wrap; gap: 4px 0; }

.site-nav a {
  font-size: 0.9rem;
  color: var(--muted);
  margin-right: 20px;
}
.site-nav a:hover { color: var(--text); text-decoration: none; }
.site-nav a.active { color: var(--text); }

/* Main content spacing */
main { }

h1 {
  font-size: 1rem;
  font-weight: normal;
  margin-bottom: 24px;
}

/* Home intro */
.intro {
  margin-bottom: 56px;
}
.intro p {
  font-size: 0.95rem;
  color: var(--text);
  max-width: 620px;
  margin-bottom: 8px;
}

/* Sections */
.section {
  margin-bottom: 56px;
}

.section-label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

/* Writing list */
.writing-list { list-style: none; }

.writing-item {
  margin-bottom: 20px;
}

.writing-item a {
  font-size: 0.95rem;
  color: var(--text);
}
.writing-item a:hover { color: var(--link); }

.writing-item .meta {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 2px;
}

/* Writing list page — date first */
.writing-list-page { list-style: none; }

.writing-list-item {
  margin-bottom: 18px;
}

.writing-list-item .date {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 2px;
}

.writing-list-item a {
  font-size: 0.95rem;
  color: var(--text);
}
.writing-list-item a:hover { color: var(--link); }

/* Project list */
.project-list { list-style: none; }

.project-item {
  margin-bottom: 24px;
}

.project-item a {
  font-size: 0.95rem;
  color: var(--text);
}
.project-item a:hover { color: var(--link); }

.project-item .desc {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 3px;
}

/* Now section on homepage */
.now-list { list-style: none; }

.now-row {
  font-size: 0.9rem;
  margin-bottom: 6px;
  display: flex;
  gap: 12px;
}

.now-row .label {
  color: var(--muted);
  min-width: 80px;
  flex-shrink: 0;
}

.now-row .value {
  color: var(--text);
}

/* Section more link */
.more {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--muted);
}
.more:hover { color: var(--text); text-decoration: none; }

/* Article page */
.back {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 32px;
}
.back:hover { color: var(--text); text-decoration: none; }

.article-header {
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.article-header h1 {
  font-size: 1.1rem;
  font-weight: normal;
  line-height: 1.4;
  margin-bottom: 8px;
}

.article-meta {
  font-size: 0.82rem;
  color: var(--muted);
}

/* Article body */
.article-body {
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 700px;
}

.article-body p { margin-bottom: 18px; }

.article-body h2 {
  font-size: 0.95rem;
  font-weight: normal;
  margin-top: 40px;
  margin-bottom: 12px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.8rem;
  color: var(--muted);
}

.article-body h3 {
  font-size: 0.95rem;
  font-weight: normal;
  margin-top: 28px;
  margin-bottom: 10px;
}

.article-body ul, .article-body ol {
  padding-left: 20px;
  margin-bottom: 18px;
}

.article-body li { margin-bottom: 4px; }

.article-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 36px 0;
}

.article-body a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body strong { font-weight: 600; }

.article-body blockquote {
  border-left: 2px solid var(--border);
  padding-left: 16px;
  margin: 20px 0;
  color: var(--muted);
}

/* Code */
code {
  font-family: var(--font);
  font-size: 0.88em;
  background: none;
}

pre {
  font-size: 0.85rem;
  line-height: 1.6;
  overflow-x: auto;
  margin-bottom: 20px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

pre code { font-size: inherit; }

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-bottom: 20px;
}
th {
  text-align: left;
  font-weight: normal;
  padding: 6px 12px 6px 0;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}
td {
  padding: 6px 12px 6px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

/* Article nav prev/next */
.article-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  gap: 16px;
}
.article-nav .next { text-align: right; }
.article-nav a { color: var(--muted); }
.article-nav a:hover { color: var(--text); text-decoration: none; }

/* Page (about, now) */
.page-body {
  font-size: 0.95rem;
  line-height: 1.8;
  max-width: 620px;
}

.page-body p { margin-bottom: 16px; }

.page-body h2 {
  font-size: 0.8rem;
  font-weight: normal;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-top: 32px;
  margin-bottom: 8px;
}

.page-body ul {
  list-style: none;
  padding: 0;
  margin-bottom: 16px;
}

.page-body ul li {
  color: var(--text);
  padding: 2px 0;
}

.page-body a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Footer */
.site-footer {
  margin-top: 72px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 8px;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--muted);
  margin-right: 16px;
}
.footer-links a:hover { color: var(--text); text-decoration: none; }

.footer-copy {
  font-size: 0.82rem;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 600px) {
  body { padding: 32px 18px 60px; }
}