* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  background: #0d1117;
  color: #c9d1d9;
  line-height: 1.6;
}

.topbar {
  padding: 24px 16px 16px;
  text-align: center;
  background: linear-gradient(135deg, #161b22 0%, #0d1117 100%);
  border-bottom: 1px solid #30363d;
}

.topbar h1 { margin: 0; font-size: 1.5rem; font-weight: 600; }
.topbar .sub { margin: 4px 0 0; font-size: 0.85rem; color: #8b949e; }

main { max-width: 1080px; margin: 0 auto; padding: 16px; }

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
  position: sticky;
  top: 0;
  background: #0d1117;
  padding: 10px 0;
  z-index: 5;
  border-bottom: 1px solid #21262d;
}

.filters input, .filters select {
  background: #161b22;
  border: 1px solid #30363d;
  color: #c9d1d9;
  border-radius: 6px;
  padding: 6px 10px;
  font-family: inherit;
  font-size: 0.9rem;
}

.filters input { flex: 1 1 180px; }

.count { color: #8b949e; font-size: 0.85rem; margin-left: auto; }

.ranking {
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  display: flex;
  gap: 6px 14px;
  flex-wrap: wrap;
  align-items: baseline;
}

.ranking .title { color: #8b949e; font-weight: 600; }
.ranking .item { font-family: ui-monospace, monospace; }
.ranking .item .n { color: #ffd33d; }

.decade-block { margin-bottom: 28px; }

.decade-head {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffd33d;
  border-bottom: 2px solid #30363d;
  padding-bottom: 4px;
  margin-bottom: 12px;
  font-family: ui-monospace, monospace;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
}

.card {
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 8px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card .head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.card h3 { margin: 0; font-size: 1.05rem; }

.card .year {
  font-family: ui-monospace, monospace;
  color: #8b949e;
  font-size: 0.85rem;
}

.card .meta {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.7rem;
  padding: 1px 7px;
  border-radius: 10px;
  background: #21262d;
  color: #8b949e;
}

.tag.typing-static { background: #1c3a4d; color: #79c0ff; }
.tag.typing-dynamic { background: #2d1c4d; color: #d2a8ff; }
.tag.typing-untyped { background: #3d2d14; color: #ffa657; }

.card pre {
  background: #0d1117;
  border-radius: 6px;
  padding: 10px 12px;
  margin: 0;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  line-height: 1.5;
  flex: 1;
}

.tok-kw { color: #ff7b72; }
.tok-str { color: #a5d6ff; }
.tok-com { color: #6e7681; font-style: italic; }
.tok-num { color: #79c0ff; }

.card .influences {
  font-size: 0.75rem;
  color: #6e7681;
}

.card .influences .inf { color: #58a6ff; cursor: pointer; }
.card .influences .inf:hover { text-decoration: underline; }

footer {
  border-top: 1px solid #30363d;
  padding: 16px;
  text-align: center;
  font-size: 0.85rem;
  color: #8b949e;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 1080px;
  margin: 24px auto 0;
}

footer a { color: #58a6ff; }