:root {
  --ink: #1a1d23;
  --ink-soft: #565d6b;
  --paper: #fdfdfc;
  --line: #e4e2dd;
  --accent: #b5542b;
  --accent-ink: #fff;
  --code-bg: #f3f1ec;
  --max-w: 760px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 1.25rem; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.25rem;
  max-width: 900px;
}
.site-header .brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ink);
  font-weight: 600;
}
.site-header nav { display: flex; gap: 1.25rem; align-items: center; }
.site-header nav a { color: var(--ink-soft); font-size: 0.95rem; }
.site-header nav a.icon-link { display: flex; align-items: center; gap: 0.35rem; }

main { max-width: 900px; margin: 0 auto; }

.hero {
  text-align: center;
  padding: 4rem 1.25rem 2.5rem;
  max-width: 900px;
}
.hero-logo { margin-bottom: 1rem; }
.hero h1 { font-size: 2.4rem; margin: 0 0 0.5rem; }
.hero .tagline { color: var(--ink-soft); font-size: 1.15rem; margin: 0 0 1.75rem; }
.cta { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

.button {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-ink) !important;
  font-weight: 600;
  text-decoration: none;
}
.button.secondary {
  background: transparent;
  color: var(--ink) !important;
  border: 1px solid var(--line);
}

.prose { padding: 1rem 1.25rem 3rem; max-width: 900px; }
.prose img { max-width: 100%; border-radius: 6px; border: 1px solid var(--line); }
.prose h1 { font-size: 2rem; }
.prose h2 { margin-top: 2.25rem; font-size: 1.4rem; }
.prose h3 { margin-top: 1.5rem; font-size: 1.15rem; }
.prose code { background: var(--code-bg); padding: 0.15em 0.35em; border-radius: 4px; font-size: 0.9em; }
.prose pre { background: var(--code-bg); padding: 1rem; border-radius: 6px; overflow-x: auto; }
.prose pre code { background: none; padding: 0; }
.prose blockquote {
  border-left: 3px solid var(--accent);
  margin: 1rem 0;
  padding: 0.25rem 0 0.25rem 1rem;
  color: var(--ink-soft);
}
.prose ul, .prose ol { padding-left: 1.4rem; }
.prose table { border-collapse: collapse; width: 100%; margin: 1rem 0; }
.prose th, .prose td { border: 1px solid var(--line); padding: 0.4rem 0.6rem; text-align: left; }

.diagram { margin: 1.5rem 0 2rem; }
.diagram svg {
  width: 100%;
  height: auto;
  display: block;
  font-family: inherit;
}
.diagram .box { fill: var(--code-bg); stroke: var(--line); stroke-width: 1.5; }
.diagram .box.dashed { stroke-dasharray: 6 4; fill: none; }
.diagram .box.db { fill: var(--paper); stroke: var(--accent); }
.diagram .group { fill: none; stroke: var(--accent); stroke-width: 1.75; }
.diagram .edge { stroke: var(--ink-soft); stroke-width: 1.5; fill: none; }
.diagram .t { fill: var(--ink); font-size: 13px; font-weight: 600; }
.diagram .st { fill: var(--ink-soft); font-size: 10.5px; }
.diagram .lbl { fill: var(--ink-soft); font-size: 10.5px; font-style: italic; }
.diagram .lblbg { fill: var(--paper); }
.diagram-caption { color: var(--ink-soft); font-size: 0.85rem; margin-top: 0.5rem; }

.site-footer { border-top: 1px solid var(--line); margin-top: 2rem; }
.site-footer .wrap {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  padding: 1.5rem 1.25rem; max-width: 900px;
  color: var(--ink-soft); font-size: 0.9rem;
}
.site-footer .made-by { display: flex; align-items: center; gap: 0.4em; flex-wrap: wrap; }
.site-footer .fewbytes-link { display: inline-flex; align-items: center; margin-left: 0.15em; }
.site-footer .fewbytes-link img { display: block; filter: invert(0); }
.site-footer .made-by { line-height: 32px; }
.site-footer nav.icon-nav { display: flex; gap: 0.9rem; align-items: center; }
.site-footer nav.icon-nav a { color: var(--ink-soft); display: flex; }
.site-footer nav.icon-nav a:hover { color: var(--accent); text-decoration: none; }

@media (prefers-color-scheme: dark) {
  .site-footer .fewbytes-link img { filter: invert(1); }
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e8e6e1;
    --ink-soft: #9a9d9e;
    --paper: #15171a;
    --line: #2a2d31;
    --code-bg: #1d2024;
    --accent: #e08b5f;
    --accent-ink: #15171a;
  }
}