:root {
  --bg: #04070d;
  --bg-elevated: #0a111c;
  --bg-raised: #0e1626;
  --border: #1b2536;
  --text-primary: #f1f3f7;
  --text-secondary: #99a5b8;
  --text-faint: #5f6b7e;
  --brand: #0468ff;
  --brand-bright: #3d8bff;
  --accent-green: #32fa76;
  --accent-red: #ff5470;
  --accent-gold: #ffc24b;
  --mono: ui-monospace, 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
  font-size: 16px;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  background: rgba(4, 7, 13, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.topbar img { width: 28px; height: 28px; border-radius: 7px; }
.topbar .brand { font-weight: 700; letter-spacing: 0.01em; color: var(--text-primary); }
.topbar .brand span { color: var(--text-faint); font-weight: 500; }
.topbar nav { margin-left: auto; display: flex; gap: 22px; font-size: 14px; }
.topbar nav a { color: var(--text-secondary); }
.topbar nav a:hover { color: var(--text-primary); text-decoration: none; }
.topbar nav a.active { color: var(--text-primary); font-weight: 600; }

.layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 760px);
  gap: 48px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 40px 28px 120px;
}

.sidebar {
  position: sticky;
  top: 88px;
  align-self: start;
  font-size: 14px;
}
.sidebar h4 {
  margin: 0 0 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
}
.sidebar ul { list-style: none; margin: 0 0 28px; padding: 0; }
.sidebar li { margin: 2px 0; }
.sidebar a { display: block; padding: 5px 10px; border-radius: 6px; color: var(--text-secondary); }
.sidebar a:hover { background: var(--bg-elevated); color: var(--text-primary); text-decoration: none; }

main h1 { font-size: 34px; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.02em; }
main h2 {
  font-size: 22px;
  margin: 56px 0 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  letter-spacing: -0.01em;
}
main h3 { font-size: 17px; margin: 32px 0 8px; }
main p, main li { color: var(--text-secondary); }
main strong { color: var(--text-primary); }
.lede { font-size: 18px; color: var(--text-secondary); margin-bottom: 32px; }

pre {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-primary);
}
code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
  color: var(--text-primary);
}
pre code { background: none; border: none; padding: 0; }

table { border-collapse: collapse; width: 100%; font-size: 14px; margin: 16px 0; }
th, td { text-align: left; padding: 9px 14px; border-bottom: 1px solid var(--border); }
th { color: var(--text-faint); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
td { color: var(--text-secondary); }
td code { white-space: nowrap; }

.callout {
  border: 1px solid var(--border);
  border-left: 3px solid var(--brand);
  background: var(--bg-elevated);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 20px 0;
  font-size: 14.5px;
  color: var(--text-secondary);
}
.callout.warn { border-left-color: var(--accent-gold); }

.pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  margin-right: 8px;
  vertical-align: middle;
}
.pill.get { background: rgba(50, 250, 118, 0.12); color: var(--accent-green); }
.pill.post { background: rgba(4, 104, 255, 0.16); color: var(--brand-bright); }
.pill.del { background: rgba(255, 84, 112, 0.12); color: var(--accent-red); }

footer.site {
  border-top: 1px solid var(--border);
  padding: 28px;
  text-align: center;
  font-size: 13px;
  color: var(--text-faint);
}

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; gap: 0; }
  .sidebar { display: none; }
}