:root {
  --bg: #0b0e14;
  --panel: #111521;
  --text: #e6e9ef;
  --muted: #9aa4b2;
  --brand: #6aa9ff;
  --link: #8ab4f8;
  --button: #2b3245;
  --button-border: #3b4460;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 880px;
  margin: 0 auto;
  padding: 0 16px;
}

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

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.brand {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
}

.nav a {
  color: var(--link);
  text-decoration: none;
  margin-left: 16px;
}

main.container {
  padding: 32px 16px 48px;
}

h1, h2, h3 { line-height: 1.25; }
h1 { font-size: 2rem; }
h2 { font-size: 1.25rem; margin-top: 1.75rem; }

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

.links { list-style: none; padding: 0; }
.links li { margin: 10px 0; }

.button {
  display: inline-block;
  padding: 10px 14px;
  border: 1px solid var(--button-border);
  background: var(--button);
  color: var(--text);
  border-radius: 8px;
  text-decoration: none;
}

.button.secondary { background: transparent; }

.site-footer {
  border-top: 1px solid var(--button-border);
  background: var(--panel);
}

.site-footer .container {
  height: 56px;
  display: flex;
  align-items: center;
}

a[aria-current="page"] { text-decoration: underline; }