:root {
  color-scheme: light;
  --ink: #1e1b4b;
  --muted: #64748b;
  --line: #e0e7ff;
  --brand: #6366f1;
  --bg: #f6f5ff;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}
.site-back { display: block; width: min(720px, calc(100% - 40px)); margin: 20px auto -14px; color: var(--brand); font-weight: 600; text-decoration: none; }
main { width: min(760px, 100%); margin: 0 auto; padding: 32px 20px 64px; }
header { padding: 24px 0 18px; border-bottom: 1px solid var(--line); }
h1 { margin: 0; font-size: 28px; letter-spacing: 0; }
.meta { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
article { padding-top: 20px; }
h2 { margin: 30px 0 8px; font-size: 19px; letter-spacing: 0; }
p, li { color: #475569; font-size: 15px; }
ul, ol { padding-left: 22px; }
a { color: var(--brand); text-decoration: none; }
.notice { margin: 20px 0; padding: 14px 16px; border-left: 4px solid var(--brand); background: #fff; color: #475569; }
.actions { display: grid; gap: 10px; margin-top: 24px; }
.action { display: block; padding: 14px 16px; background: #fff; border: 1px solid var(--line); border-radius: 8px; font-weight: 600; }
footer { margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.table-wrap { margin-top: 18px; overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
table { width: 100%; min-width: 640px; border-collapse: collapse; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; color: #475569; font-size: 13px; line-height: 1.65; }
th { color: var(--ink); background: #eef2ff; font-weight: 700; }
tr:last-child td { border-bottom: 0; }