:root { --bg: #16141e; --card: #221d29; --text: #e8e2d6; --dim: #a69d8f; --accent: #e6b54a; --line: #3a3140; }
@media (prefers-color-scheme: light) {
  :root { --bg: #f6f1e7; --card: #ffffff; --text: #2a2430; --dim: #6b6270; --accent: #9a6b10; --line: #e2d8c6; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.6 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; }
header img { width: 56px; height: 56px; border-radius: 12.5px; }
h1 { font: 600 30px/1.2 Georgia, "Times New Roman", serif; margin: 0; }
h2 { font-size: 19px; margin: 28px 0 6px; color: var(--accent); }
a { color: var(--accent); }
nav { display: flex; flex-wrap: wrap; gap: 6px 14px; margin: 14px 0 22px; font-size: 15px; }
nav a { text-decoration: none; }
nav a.on { color: var(--text); font-weight: 600; }
.dim { color: var(--dim); font-size: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 2px 18px 4px; margin: 14px 0; }
.card h2 { margin-top: 14px; }