:root {
  --bg: #1a1625; --card: #251f35;
  --accent: #b388ff; --text: #ece7f5; --muted: #9b93ad;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: "Hiragino Sans", "Yu Gothic", sans-serif;
  background: var(--bg); color: var(--text);
  display: flex; justify-content: center; min-height: 100vh;
}
main { width: 100%; max-width: 640px; padding: 24px 16px 64px; font-size: 0.92rem; line-height: 1.9; }
h1 { font-size: 1.4rem; }
h2 { font-size: 1.05rem; margin-top: 2em; border-left: 3px solid var(--accent); padding-left: 10px; }
a { color: var(--accent); }
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th, td { text-align: left; padding: 9px 6px; border-bottom: 1px solid #3c3454; vertical-align: top; }
th { color: var(--muted); font-weight: normal; white-space: nowrap; }
ul { padding-left: 1.4em; }
li { margin-bottom: 0.4em; }
.muted { color: var(--muted); font-size: 0.82rem; }
.back { display: inline-block; margin-top: 32px; color: var(--muted); }