:root {
  --bg: #0f1115;
  --surface: #161922;
  --text: #e6e8ee;
  --muted: #a4abb8;
  --accent: #ffb86b;
  --accent-strong: #ff9344;
  --border: #2a2f3a;
  --link: #7cb7ff;
  --link-hover: #a8cdff;
  --max-width: 760px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", "Manrope",
               "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

header.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

header .inner,
main,
footer .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}

header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

header .brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: 0.2px;
}

header .brand .accent { color: var(--accent); }

header nav a {
  margin-left: 1rem;
  font-size: 0.95rem;
}

main {
  padding: 2rem 1.5rem 4rem;
}

h1, h2, h3 {
  color: var(--text);
  line-height: 1.25;
}

h1 { font-size: 1.85rem; margin: 0 0 0.5rem; }
h2 { font-size: 1.3rem; margin: 2rem 0 0.75rem; border-bottom: 1px solid var(--border); padding-bottom: 0.35rem; }
h3 { font-size: 1.05rem; margin: 1.25rem 0 0.5rem; color: var(--accent); }

p, li { color: var(--text); }
.muted { color: var(--muted); }

.meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.95rem;
}

th, td {
  border: 1px solid var(--border);
  padding: 0.55rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface);
  color: var(--accent);
  font-weight: 600;
}

ul, ol { padding-left: 1.5rem; }
li { margin: 0.25rem 0; }

code {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.05rem 0.35rem;
  border-radius: 4px;
  font-family: ui-monospace, "JetBrains Mono", "Menlo", monospace;
  font-size: 0.9em;
}

.callout {
  background: var(--surface);
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  border-radius: 4px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1rem 1.1rem;
  border-radius: 8px;
  transition: border-color .15s ease;
}

.card:hover { border-color: var(--accent-strong); }

.card h3 { margin-top: 0; }

footer.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 3rem;
}

footer .inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

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

@media (max-width: 600px) {
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.15rem; }
  header .inner { flex-direction: column; align-items: flex-start; }
  header nav a { margin: 0 1rem 0 0; }
}