:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --line: #d8dde4;
  --text: #18202b;
  --muted: #5d6777;
  --accent: #1f6feb;
  --approved-bg: #e8f7ee;
  --approved-fg: #156a3b;
  --draft-bg: #fff4db;
  --draft-fg: #8a5a00;
  --deprecated-bg: #fce9e9;
  --deprecated-fg: #8d1f1f;
  --placeholder-bg: #eceff4;
  --placeholder-fg: #3f4a5a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.45;
}

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

header {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 18px 20px;
}

.top-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 14px;
}

.top-nav a {
  text-decoration: none;
}

h1 {
  margin: 10px 0 6px;
  font-size: 28px;
}

h2 {
  margin: 0 0 10px;
  font-size: 21px;
}

h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

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

.section {
  margin-top: 22px;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
}

.mono {
  font-family: "Consolas", "Courier New", monospace;
  font-size: 12px;
  word-break: break-all;
}

.muted {
  color: var(--muted);
}

.meta {
  margin-top: 10px;
  display: grid;
  gap: 4px;
}

.preview {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  overflow: hidden;
}

.preview img {
  max-width: 100%;
  max-height: 240px;
}

.surface {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  margin-top: 10px;
}

.surface-light {
  background: #fafcff;
}

.surface-dark {
  background: #0f1725;
  color: #e9edf5;
}

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 12px;
  font-weight: 600;
  vertical-align: middle;
}

.approved {
  background: var(--approved-bg);
  color: var(--approved-fg);
}

.draft {
  background: var(--draft-bg);
  color: var(--draft-fg);
}

.deprecated {
  background: var(--deprecated-bg);
  color: var(--deprecated-fg);
}

.placeholder {
  background: var(--placeholder-bg);
  color: var(--placeholder-fg);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

@media (max-width: 720px) {
  .wrap {
    padding: 16px;
  }
  h1 {
    font-size: 24px;
  }
}