/* 條款、價格、退款、聯絡頁共用樣式。原本內嵌在 privacy.html，2026-09-22 抽出來共用。
   CSP 是 style-src 'self' 'unsafe-inline'，外部檔案沒問題（app/Caddyfile）。 */
:root { color-scheme: light dark; }
body {
  font-family: -apple-system, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  line-height: 1.7; max-width: 760px; margin: 0 auto; padding: 32px 20px 40px;
  color: #1a1a2e; background: #fff;
}
@media (prefers-color-scheme: dark) { body { color: #e8e8ef; background: #14141c; } a { color: #8ab4f8; } }
h1 { font-size: 1.5rem; color: #1a237e; }
@media (prefers-color-scheme: dark) { h1 { color: #9fa8da; } }
h2 { font-size: 1.12rem; margin-top: 1.8em; border-bottom: 1px solid #0002; padding-bottom: .3em; }
.muted { color: #6b7280; font-size: .9rem; }
ul { padding-left: 1.3em; } li { margin: .3em 0; }
code { background: #0001; padding: .1em .4em; border-radius: 4px; }
.box { background: #0000000a; border-radius: 10px; padding: 12px 16px; margin: 1em 0; }
@media (prefers-color-scheme: dark) { .box { background: #ffffff0f; } }
table { border-collapse: collapse; width: 100%; margin: 1em 0; font-size: .95rem; }
th, td { border: 1px solid #0002; padding: .5em .7em; text-align: left; vertical-align: top; }
th { background: #0000000a; font-weight: 600; }
@media (prefers-color-scheme: dark) { th { background: #ffffff0f; } th, td { border-color: #fff3; } }
td.num { white-space: nowrap; }
footer {
  margin-top: 3em; padding-top: 1.2em; border-top: 1px solid #0002;
  font-size: .9rem; color: #6b7280;
}
@media (prefers-color-scheme: dark) { footer { border-top-color: #fff3; } }
footer nav a { margin-right: .2em; }
footer p { margin: .6em 0 0; }