/* Site styles. No web fonts, no frameworks: system fonts keep pages fast. */
:root {
  --bg: #fdfdfc;
  --surface: #ffffff;
  --text: #222222;
  --muted: #5c5c5c;
  --line: #e6e6e6;
  --accent: #0a6aa1;
  --accent-soft: #edf3f8;
  --code-bg: #f5f5f5;
  --ink: #111111; /* the black strip and footer of the old theme */
  --serif: "Iowan Old Style", "Charter", "Georgia", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15171a;
    --surface: #1c1f23;
    --text: #e8e6e1;
    --muted: #a3a7ad;
    --line: #2e3238;
    --accent: #6cb6e6;
    --accent-soft: #1c2c38;
    --code-bg: #1f2227;
    --ink: #0b0c0e;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 var(--sans);
  border-top: 8px solid var(--ink);
}
a { color: var(--accent); }
img, svg, video { max-width: 100%; height: auto; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; }
.wrap { max-width: 64rem; margin: 0 auto; padding: 0 1.25rem; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--surface); padding: .5rem 1rem; z-index: 1; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Header on inner pages */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: .9rem; padding-bottom: .9rem; }
.site-name { font-family: var(--serif); font-size: 1.15rem; font-weight: 600; color: var(--text); text-decoration: none; }
.site-header nav a { margin-left: 1.25rem; color: var(--muted); text-decoration: none; font-size: .95rem; }
.site-header nav a:hover { color: var(--accent); }

/* Home: introduction */
.hero { padding-top: 4.5rem; padding-bottom: 1rem; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 3.6rem); margin: 0 0 1rem; letter-spacing: -0.01em; }
.lede { font-size: 1.2rem; color: var(--muted); max-width: 40rem; margin: 0 0 1.5rem; }

.social { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; }
.social a { display: inline-flex; align-items: center; gap: .4rem; color: var(--muted); text-decoration: none; font-size: .95rem; }
.social a:hover { color: var(--accent); }
.social svg { width: 1rem; height: 1rem; fill: currentColor; }

section > h2 { font-size: 1.6rem; margin: 3.5rem 0 1.25rem; padding-bottom: .5rem; border-bottom: 1px solid var(--line); }

/* Home: app cards */
.apps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); gap: 1rem; }
.app a {
  display: flex; flex-direction: column; height: 100%; overflow: hidden;
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px;
  color: var(--text); text-decoration: none;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.app a:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.06); }
.app-shot { display: block; width: 100%; aspect-ratio: 8 / 5; object-fit: cover; object-position: top left; border-bottom: 1px solid var(--line); background: var(--code-bg); }
.app-body { display: flex; flex-direction: column; flex: 1; padding: 1rem 1.25rem 1rem; }
.app h3 { font-size: 1.3rem; margin: .5rem 0 .4rem; }
.app p { margin: 0 0 1rem; color: var(--muted); font-size: .95rem; flex: 1; }
.app-tag { align-self: flex-start; font-size: .72rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); background: var(--accent-soft); padding: .15rem .5rem; border-radius: 99px; }
.app-url { font-size: .85rem; color: var(--accent); font-family: var(--mono); overflow-wrap: anywhere; }

/* Home: posts */
.posts { list-style: none; padding: 0; margin: 0; }
.posts li { display: grid; grid-template-columns: 6rem 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.posts li:last-child { border-bottom: 0; }
.posts time { color: var(--muted); font-size: .9rem; padding-top: .2rem; }
.posts a { font-family: var(--serif); font-size: 1.25rem; font-weight: 600; color: var(--text); text-decoration: none; }
.posts a:hover { color: var(--accent); }
.posts p { margin: .25rem 0 0; color: var(--muted); font-size: .95rem; }
@media (max-width: 30rem) {
  .posts li { grid-template-columns: 1fr; gap: .1rem; }
}

/* Post pages */
.post { max-width: 46rem; }
.post-header { padding: 3rem 0 1rem; }
.post-date { color: var(--muted); font-size: .9rem; margin: 0; text-transform: uppercase; letter-spacing: .08em; }
.post-header h1 { font-size: clamp(2rem, 5vw, 2.8rem); margin: .4rem 0 0; }
.post-body { font-family: var(--serif); font-size: 1.15rem; line-height: 1.7; overflow-wrap: anywhere; }
.post-body pre { overflow-wrap: normal; }
.post-body h2 { font-size: 1.6rem; margin-top: 2.5rem; }
.post-body h3 { font-size: 1.3rem; margin-top: 2rem; }
.post-body blockquote { margin: 1.5rem 0; padding: .25rem 0 .25rem 1.25rem; border-left: 3px solid var(--line); color: var(--muted); }
.post-body table { border-collapse: collapse; display: block; overflow-x: auto; font-family: var(--sans); font-size: .95rem; }
.post-body th, .post-body td { border: 1px solid var(--line); padding: .35rem .6rem; }
.post-body img { display: block; margin: 1.5rem auto; }
.post-body div[style] { max-width: 100%; } /* old posts set fixed widths inline */
.post-body iframe { max-width: 100%; }
code, pre { font-family: var(--mono); font-size: .85em; }
:not(pre) > code { background: var(--code-bg); padding: .1em .35em; border-radius: 4px; }
pre { background: var(--code-bg); padding: 1rem 1.1rem; border-radius: 8px; overflow-x: auto; line-height: 1.5; }
.post-nav { display: flex; justify-content: space-between; gap: 1rem; margin: 3rem 0 2rem; padding-top: 1.25rem; border-top: 1px solid var(--line); font-size: .95rem; }
.post-nav a { text-decoration: none; }
.post-nav a[rel="next"] { text-align: right; }

/* Plain pages (resume) */
.page { max-width: 46rem; padding-bottom: 2rem; }

/* Footer */
.site-footer { margin-top: 4rem; background: var(--ink); padding: 1.75rem 0 2.5rem; color: #c8c8c8; font-size: .9rem; }
.site-footer .social a { color: #c8c8c8; }
.site-footer .social a:hover { color: #fff; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: center; }
.site-footer p { margin: 0; }

/* Code highlighting (Rouge token classes) */
.highlight .c, .highlight .c1, .highlight .cm, .highlight .cs { color: #6a737d; font-style: italic; }
.highlight .k, .highlight .kd, .highlight .kn, .highlight .kr, .highlight .kt, .highlight .kc { color: #a626a4; }
.highlight .s, .highlight .s1, .highlight .s2, .highlight .sb, .highlight .sc, .highlight .sx { color: #50a14f; }
.highlight .m, .highlight .mi, .highlight .mf, .highlight .mh, .highlight .il { color: #986801; }
.highlight .nf, .highlight .fm { color: #4078f2; }
.highlight .nc, .highlight .nn { color: #c18401; }
.highlight .o, .highlight .ow { color: #0184bc; }
.highlight .err { color: inherit; background: none; }
@media (prefers-color-scheme: dark) {
  .highlight .c, .highlight .c1, .highlight .cm, .highlight .cs { color: #7f848e; }
  .highlight .k, .highlight .kd, .highlight .kn, .highlight .kr, .highlight .kt, .highlight .kc { color: #c678dd; }
  .highlight .s, .highlight .s1, .highlight .s2, .highlight .sb, .highlight .sc, .highlight .sx { color: #98c379; }
  .highlight .m, .highlight .mi, .highlight .mf, .highlight .mh, .highlight .il { color: #d19a66; }
  .highlight .nf, .highlight .fm { color: #61afef; }
  .highlight .nc, .highlight .nn { color: #e5c07b; }
  .highlight .o, .highlight .ow { color: #56b6c2; }
}