/* jhselvik.com — light, editorial, reading-first.
   A personal site, not a dashboard: warm paper, serif body, one accent.
   Shared across the index and every post page. */

:root {
  --bg: #fbfaf7;
  --ink: #22201c;
  --mut: #6f6a60;
  --accent: #9c4221;
  --accent-soft: #f0e7df;
  --line: #e7e3d9;
  --code-bg: #f3f1ea;
  --maxw: 680px;
  --serif: Charter, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* header / nav */
.site-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  padding: 30px 0 22px; margin-bottom: 30px;
  border-bottom: 1px solid var(--line);
  font-family: var(--sans);
}
.site-head .brand { font-weight: 600; font-size: 17px; color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.site-head nav a { font-size: 15px; color: var(--mut); text-decoration: none; margin-left: 18px; }
.site-head nav a:hover { color: var(--accent); }

/* links */
a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

/* headings */
h1, h2, h3 { font-family: var(--serif); line-height: 1.25; color: var(--ink); }
h1 { font-size: 33px; margin: 0 0 10px; letter-spacing: -0.015em; }
h2 { font-size: 24px; margin: 42px 0 12px; }
h3 { font-size: 20px; margin: 30px 0 8px; }

/* article body */
article p { margin: 0 0 20px; }
article ul, article ol { margin: 0 0 20px; padding-left: 24px; }
article li { margin: 6px 0; }
blockquote { margin: 24px 0; padding: 4px 18px; border-left: 3px solid var(--accent); color: var(--mut); }
.post-meta { font-family: var(--sans); font-size: 14px; color: var(--mut); margin: 0 0 30px; }

/* topic chips */
.chip {
  display: inline-block; font-family: var(--sans); font-size: 12.5px;
  color: var(--mut); background: var(--accent-soft);
  padding: 2px 9px; border-radius: 999px; text-decoration: none;
}

/* code */
code { font-family: var(--mono); font-size: 0.84em; background: var(--code-bg); padding: 1px 5px; border-radius: 4px; }
pre { background: var(--code-bg); padding: 16px 18px; border-radius: 8px; overflow-x: auto; border: 1px solid var(--line); }
pre code { background: none; padding: 0; font-size: 13.5px; }

img { max-width: 100%; height: auto; border-radius: 6px; }
hr { border: none; border-top: 1px solid var(--line); margin: 36px 0; }

/* index: bio + controls + post list */
.bio { font-size: 21px; color: var(--ink); margin: 0 0 6px; }
.bio-sub { font-family: var(--sans); font-size: 15px; line-height: 1.6; color: var(--mut); margin: 0 0 32px; }

.controls { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 0 0 26px; font-family: var(--sans); }
.controls input[type="search"] {
  flex: 1 1 200px; min-width: 160px; font: inherit; font-size: 15px;
  padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink);
}
.filters { display: flex; gap: 6px; flex-wrap: wrap; }
.filters button {
  font: inherit; font-size: 13px; cursor: pointer; color: var(--mut);
  background: transparent; border: 1px solid var(--line); padding: 4px 11px; border-radius: 999px;
}
.filters button.active { color: #fff; background: var(--accent); border-color: var(--accent); }

#posts { list-style: none; margin: 0; padding: 0; }
.post-card { padding: 22px 0; border-top: 1px solid var(--line); }
.post-card:first-child { border-top: none; }
.post-card a.card-title { font-family: var(--serif); font-size: 22px; color: var(--ink); text-decoration: none; }
.post-card a.card-title:hover { color: var(--accent); }
.post-card .card-meta { font-family: var(--sans); font-size: 13px; color: var(--mut); margin: 4px 0 8px; }
.post-card .card-summary { color: var(--mut); margin: 0 0 10px; font-size: 17px; }

/* grid variant (toggle adds .grid to #posts) */
#posts.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0 24px; }
#posts.grid .post-card { border-top: none; border: 1px solid var(--line); border-radius: 10px; padding: 18px; }

/* syndication line + footer */
.syndication { font-family: var(--sans); font-size: 14px; color: var(--mut); margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); }
footer { font-family: var(--sans); font-size: 13px; color: var(--mut); margin: 56px 0 40px; padding-top: 18px; border-top: 1px solid var(--line); }
footer a { color: var(--mut); }

/* copy button for code snippets — light variant */
.copy { font-family: var(--sans); font-size: 12px; cursor: pointer; color: var(--mut); background: #fff; border: 1px solid var(--line); padding: 3px 9px; border-radius: 6px; }
.copy:hover { color: var(--accent); }
.copy.done { color: #2f7a44; border-color: #2f7a44; }

@media (max-width: 560px) {
  body { font-size: 18px; }
  h1 { font-size: 28px; }
}