:root {
  --bg: #0f0b1e;
  --surface: #1b1533;
  --card: #241d42;
  --border: #372d5e;
  --gold: #ffd166;
  --purple: #8a4fff;
  --text: #ecebf3;
  --muted: #a9a3c4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(ellipse at top, #2a1f55 0%, var(--bg) 60%) fixed, var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  line-height: 1.75;
}

main { max-width: 760px; margin: 0 auto; padding: 32px 16px 48px; }

header.site {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
header.site img { width: 56px; height: 56px; border-radius: 13px; }
header.site a { color: var(--text); text-decoration: none; font-size: 1.35rem; font-weight: 700; }

nav { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 28px; font-size: 0.95rem; }
nav a { color: var(--muted); text-decoration: none; }
nav a[aria-current="page"], nav a:hover { color: var(--gold); }

h1 { font-size: 1.8rem; margin: 0 0 8px; color: var(--gold); }
h2 { font-size: 1.2rem; margin: 32px 0 8px; color: var(--gold); }
h3 { font-size: 1.05rem; margin: 20px 0 4px; }
p, li { color: var(--text); }
.muted { color: var(--muted); font-size: 0.9rem; }
a { color: var(--gold); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px;
  margin: 16px 0;
}

.hero { text-align: center; padding: 24px 0 8px; }
.hero img { width: 120px; height: 120px; border-radius: 27px; box-shadow: 0 8px 32px rgba(138, 79, 255, 0.35); }
.hero h1 { font-size: 2.1rem; margin-top: 18px; }
.hero p { color: var(--muted); }

.links { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-top: 24px; }
.links a {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px;
  text-decoration: none;
  color: var(--text);
}
.links a strong { color: var(--gold); display: block; }
.links a span { color: var(--muted); font-size: 0.9rem; }

details { border-bottom: 1px solid var(--border); padding: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
details p, details ol, details ul { margin: 8px 0 4px; }

footer { margin-top: 48px; color: var(--muted); font-size: 0.85rem; text-align: center; }

.lang-switch { margin: 0 0 8px; text-align: right; font-size: 0.85rem; }
.lang-switch a { color: var(--muted); text-decoration: none; }
.lang-switch a:hover { color: var(--gold); }

html:lang(zh-Hans) body { font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif; }