:root {
  --bg: #fafafa;
  --fg: #1a1a1a;
  --muted: #666;
  --border: #e0e0e0;
  --accent: #0066cc;
  --accent-hover: #0052a3;
  --card-bg: #fff;
  --radius: 8px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111;
    --fg: #e8e8e8;
    --muted: #999;
    --border: #2a2a2a;
    --accent: #4d9fff;
    --accent-hover: #3d8cf0;
    --card-bg: #1a1a1a;
  }
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

header {
  margin-bottom: 3rem;
}

header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

header p {
  color: var(--muted);
  font-size: 1rem;
}

nav {
  margin-top: 1rem;
  display: flex;
  gap: 1.5rem;
}

nav a {
  font-size: 0.9rem;
  color: var(--muted);
}

nav a:hover, nav a.active {
  color: var(--fg);
  text-decoration: none;
}

.app-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  background: var(--card-bg);
}

.app-card h2 {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.app-card .tagline {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.app-card p {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.app-card .link {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

/* App detail pages */
.app-header {
  margin-bottom: 2rem;
}

.app-header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.app-header .tagline {
  color: var(--muted);
  font-size: 1.1rem;
}

.section {
  margin-bottom: 2rem;
}

.section h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section p, .section li {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.section ul {
  padding-left: 1.25rem;
}

.section ul li {
  margin-bottom: 0.4rem;
}

.back {
  display: inline-block;
  margin-bottom: 2rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.back:hover {
  color: var(--fg);
  text-decoration: none;
}

.etymology {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 2rem;
  font-style: italic;
  color: var(--muted);
}

.etymology strong {
  color: var(--fg);
  font-style: normal;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  margin-left: 0.5rem;
  vertical-align: middle;
}

footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
}