:root {
  --color-bg: #0a0b0d;
  --color-text: #e8eaf0;
  --color-text-muted: #8891a8;
  --color-primary: #00d2d3;
  --color-border: #2f3852;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
}

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

.page-container { max-width: 720px; margin: 0 auto; padding: 0 1.5rem; }

.page-header {
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  margin-bottom: 2.5rem;
}

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

.page-logo {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

.page-nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1.25rem; align-items: center; font-size: 0.875rem; }
.page-nav a { color: var(--color-text-muted); text-decoration: none; }
.page-nav a[aria-current="page"] { color: var(--color-primary); font-weight: 600; }
.page-nav-cta { color: var(--color-primary) !important; font-weight: 600; }

.page-main h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.page-main h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.page-lead { font-size: 1.125rem; color: var(--color-text-muted); margin-bottom: 1.5rem; max-width: 62ch; }
.page-list { padding-left: 1.25rem; margin-bottom: 1rem; }
.page-list li { margin-bottom: 0.5rem; color: var(--color-text-muted); max-width: 62ch; }
.page-list strong { color: var(--color-text); }

.page-figure { margin: 1.5rem 0; }
.page-figure img { width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--color-border); }

.page-code {
  background: #0f1117;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  font-size: 0.8125rem;
  line-height: 1.5;
  margin: 1rem 0 1.5rem;
}

.page-code code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: #c9d1d9; }

.page-note { font-size: 0.9375rem; color: var(--color-text-muted); margin-top: 2rem; }

.page-footer {
  margin-top: 4rem;
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}