:root {
  --fg: #1a1a1a;
  --muted: #6b7280;
  --accent: #2563eb;
  --border: #e5e7eb;
  --bg: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.5;
}

.container {
  max-width: 640px;
  margin: 3rem auto;
  padding: 0 1rem;
}

h1 {
  margin-bottom: 0.25rem;
}

.tagline {
  color: var(--muted);
  margin-top: 0;
}

form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

input {
  flex: 1 1 auto;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 1rem;
}

button {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
}

button:hover {
  opacity: 0.9;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 0.5rem;
}

li .meta {
  color: var(--muted);
  font-size: 0.85rem;
}