/* 政策与价格页共用样式（与首页同一配色，浅色/深色自动） */
:root { color-scheme: light dark; --fg: #1d2330; --muted: #5d6677; --bg: #ffffff; --soft: #f5f7fb; --line: #e3e7ee; --accent: #0a6cff; }
@media (prefers-color-scheme: dark) { :root { --fg: #e8ecf3; --muted: #a2abbb; --bg: #0b1320; --soft: #111c2e; --line: #223047; --accent: #4d95ff; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.75 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: var(--accent); }
.legal-header { border-bottom: 1px solid var(--line); }
.legal-header .inner { max-width: 880px; margin: 0 auto; padding: 14px 20px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.legal-brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font-weight: 650; margin-right: auto; }
.legal-brand img { width: 30px; height: 30px; }
.legal-nav { display: flex; gap: 16px; flex-wrap: wrap; font-size: 14px; }
.legal-nav a { color: var(--muted); text-decoration: none; }
.legal-nav a[aria-current="page"], .legal-nav a:hover { color: var(--fg); }
.lang-toggle { border: 1px solid var(--line); background: transparent; color: var(--fg); border-radius: 8px; padding: 5px 12px; cursor: pointer; font: inherit; font-size: 14px; }
main { max-width: 760px; margin: 0 auto; padding: 36px 20px 64px; }
h1 { font-size: 30px; line-height: 1.3; margin: 8px 0 4px; }
h2 { font-size: 19px; margin: 34px 0 8px; }
.muted { color: var(--muted); }
li { margin: 6px 0; }
article[lang] { display: none; }
body.en article[lang="en"], body.zh article[lang="zh"] { display: block; }
table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 15px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 20px 0; }
.plan { border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; background: var(--soft); }
.plan h3 { margin: 0 0 4px; font-size: 17px; }
.plan .price { font-size: 28px; font-weight: 700; }
.plan .price small { font-size: 14px; font-weight: 400; color: var(--muted); }
.legal-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.legal-footer .inner { max-width: 880px; margin: 0 auto; padding: 18px 20px; display: flex; gap: 16px; flex-wrap: wrap; }
.legal-footer a { color: var(--muted); }
@media (max-width: 560px) { .legal-nav { order: 3; width: 100%; } }
article h3 { font-size: 16px; margin: 22px 0 6px; }