:root { --bg: #101418; --fg: #d6dbe0; --dim: #8a939c; --accent: #7fb4a2; }
* { box-sizing: border-box; }
body {
  margin: 0 auto; max-width: 46rem; padding: 2rem 1.25rem 3rem;
  background: var(--bg); color: var(--fg);
  font: 16px/1.6 Georgia, 'Times New Roman', serif;
}
header { display: flex; justify-content: space-between; align-items: baseline; }
.brand { font-weight: 700; letter-spacing: 0.08em; color: var(--accent); }
nav a { color: var(--dim); margin-left: 1rem; text-decoration: none; }
nav a:hover { color: var(--fg); }
h1 { font-weight: 400; margin-top: 2.5rem; }
a { color: var(--accent); }
ul { padding-left: 1.2rem; }
li { margin: 0.4rem 0; }
.hint { color: var(--dim); font-style: italic; }
footer { margin-top: 3rem; border-top: 1px solid #2a323a; padding-top: 1rem; color: var(--dim); font-size: 0.85rem; }