:root {
  --bg: #0b0d10;
  --card: #14171c;
  --text: #e7e9ee;
  --muted: #9aa2ad;
  --accent: #3b82f6;
  --border: #232830;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
  font-size: 17px;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

header.site {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}

header.site .mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #1e3a8a);
  flex: none;
}

header.site .name {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
}

h1 {
  font-size: 30px;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

h2 {
  font-size: 20px;
  margin: 36px 0 10px;
  letter-spacing: -0.01em;
}

.updated {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 32px;
}

p, li { color: var(--text); }

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

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

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
  margin: 22px 0;
}

.links { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }

.links a {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 16px;
  color: var(--text);
}
.links a:hover { border-color: var(--accent); text-decoration: none; }

footer {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

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

code {
  background: #1b1f26;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 15px;
}