@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,wght@0,400;0,600;1,400&family=Inter:wght@400;500;600&display=swap');

:root {
  --ink: #1a1a1a;
  --paper: #faf9f6;
  --accent: #2b3a67;
  --muted: #6b6862;
  --border: #e2dfd6;
  --notice-bg: #fdf3dc;
  --notice-border: #e8c979;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
a:hover, a:focus-visible { border-bottom-color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

h1, h2, h3 {
  font-family: 'Source Serif 4', Georgia, serif;
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.5em;
}

.layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  max-width: 980px;
  margin: 0 auto;
  min-height: 100vh;
}

.sidebar {
  padding: 3rem 1.5rem 2rem 0;
  border-right: 1px solid var(--border);
}

.sidebar .name {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.sidebar .tagline {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 2rem;
}

.sidebar nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar nav li { margin-bottom: 0.7rem; }

.sidebar nav a {
  color: var(--ink);
  font-size: 0.95rem;
  border-bottom: none;
}
.sidebar nav a[aria-current="page"] {
  color: var(--accent);
  font-weight: 500;
}
.sidebar nav a:hover { color: var(--accent); }

main {
  padding: 3.5rem 2rem 3rem 2.5rem;
  max-width: 640px;
}

main h1 { font-size: 2.1rem; margin-bottom: 0.6rem; }

main h2 {
  font-size: 1.25rem;
  margin-top: 2.4rem;
  margin-bottom: 0.4rem;
}

main .lede {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 2.2rem;
}

/* ---------- Work-in-progress notice ---------- */
.notice {
  background: var(--notice-bg);
  border: 1px solid var(--notice-border);
  border-radius: 6px;
  padding: 0.8rem 1rem;
  font-size: 0.92rem;
  margin-bottom: 2rem;
}

/* ---------- Cards ---------- */
.card {
  border-top: 1px solid var(--border);
  padding: 1.4rem 0;
}
.card:last-of-type { border-bottom: 1px solid var(--border); }

.card h3 { font-size: 1.1rem; margin-bottom: 0.3rem; }
.card .meta { color: var(--muted); font-size: 0.85rem; margin-bottom: 0.5rem; }
.card p { margin: 0; }
.card p + p { margin-top: 0.4rem; }
.card ul { margin: 0; padding-left: 1.2rem; }
.card li { margin-bottom: 0.35rem; }
.card li:last-child { margin-bottom: 0; }

strong { font-weight: 600; }

.more { margin-top: 1.4rem; }

footer {
  margin-top: 3rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 700px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 2rem 0 1.5rem;
  }
  main { padding: 2rem 0.5rem; max-width: 100%; }
}