:root {
  color-scheme: light dark;
  --fg: #1b1b1b;
  --bg: #fafafa;
  --muted: #666;
  --border: #ddd;
  --accent: #2f6f4f;
  --card-bg: #fff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #eee;
    --bg: #121212;
    --muted: #aaa;
    --border: #333;
    --accent: #7fd1a8;
    --card-bg: #1c1c1c;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, "Hiragino Sans", "Yu Gothic", sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.6;
}

header {
  padding: 1.5rem 1rem 1rem;
  max-width: 640px;
  margin: 0 auto;
}

h1 {
  font-size: 1.3rem;
  margin: 0 0 0.25rem;
}

.tagline {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

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

#search-input {
  width: 100%;
  font-size: 1.1rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--fg);
}

#search-status {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0.5rem 0;
  min-height: 1.2em;
}

.item-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 0.6rem;
  background: var(--card-bg);
}

.item-name {
  font-weight: bold;
  font-size: 1.05rem;
}

.item-category {
  display: inline-block;
  margin-top: 0.25rem;
  font-size: 0.85rem;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 0.1rem 0.6rem;
}

.item-note {
  margin: 0.4rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.item-source {
  margin: 0.4rem 0 0;
  font-size: 0.78rem;
}

.item-source a {
  color: var(--accent);
}

details#browse {
  margin-top: 2rem;
}

details#browse summary {
  cursor: pointer;
  font-weight: bold;
  padding: 0.5rem 0;
}

.kana-row-heading {
  margin: 1rem 0 0.4rem;
  font-size: 0.95rem;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.2rem;
}

.browse-item {
  font-size: 0.9rem;
  padding: 0.15rem 0;
}

.browse-item .item-category {
  font-size: 0.75rem;
  padding: 0 0.4rem;
}

footer {
  max-width: 640px;
  margin: 2rem auto 0;
  padding: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--muted);
}

footer h2 {
  font-size: 0.85rem;
  margin: 0 0 0.4rem;
}

footer ul {
  margin: 0.3rem 0;
  padding-left: 1.2rem;
}

footer a {
  color: var(--accent);
}