/* 铿鹿 Kenglu · 法律文档页共享样式（terms.html / privacy.html 共用，避免重复实现） */
:root{
  --paper:#F7F5F0;
  --surface:#FFFFFF;
  --ink:#1C1B19;
  --ink-soft:#4A4742;
  --muted:#837C72;
  --line:rgba(28,27,25,.12);
  --line-soft:rgba(28,27,25,.07);
  --brand:#B23A2E;
  --brand-d:#962F24;
  --brand-soft:rgba(178,58,46,.08);
  --brand-soft-2:rgba(178,58,46,.14);
  --serif:"Songti SC","STSong","SimSun","Noto Serif SC",serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Segoe UI",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:92px;}
body{
  margin:0;font-family:var(--sans);color:var(--ink);line-height:1.78;
  background:var(--paper);-webkit-font-smoothing:antialiased;
  min-height:100vh;display:flex;flex-direction:column;
}
a{color:inherit;text-decoration:none;}

/* ---------- 顶部导航 ---------- */
.lg-top{position:sticky;top:0;z-index:30;background:rgba(247,245,240,.92);
  backdrop-filter:saturate(160%) blur(10px);-webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line-soft);}
.lg-top-in{max-width:1000px;margin:0 auto;padding:13px 24px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.lg-brand{display:flex;align-items:center;gap:10px;margin-right:auto;}
.lg-brand img{width:32px;height:32px;border-radius:8px;display:block;}
.lg-brand span{font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:1px;}
.lg-brand small{font-family:var(--sans);color:var(--brand);font-weight:600;font-size:11px;letter-spacing:1.5px;margin-left:6px;}
.lg-top-links{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.lg-top-links a{font-size:13.5px;color:var(--ink-soft);padding:7px 12px;border-radius:8px;transition:.18s;white-space:nowrap;}
.lg-top-links a:hover{color:var(--brand);background:var(--brand-soft);}
.lg-top-links a.on{color:var(--brand);background:var(--brand-soft);font-weight:600;}

/* ---------- 语言切换（与官网首页同款） ---------- */
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;
  border:1px solid var(--line);border-radius:9px;background:rgba(255,255,255,.6);}
.lang-switch button{border:0;background:transparent;cursor:pointer;font-family:var(--sans);
  font-size:13px;line-height:1;color:var(--muted);padding:6px 11px;border-radius:6px;transition:.18s;white-space:nowrap;}
.lang-switch button:hover{color:var(--ink);}
.lang-switch button.on{background:var(--brand-soft);color:var(--brand);font-weight:600;}
.lang-switch .ls-sep{width:1px;height:14px;background:var(--line);flex:none;}

/* ---------- 主体 ---------- */
.lg-main{flex:1;width:100%;max-width:1000px;margin:0 auto;padding:42px 24px 64px;}
.lg-card{background:var(--surface);border:1px solid var(--line-soft);border-radius:18px;
  box-shadow:0 12px 40px rgba(28,27,25,.045);overflow:hidden;}
.lg-doc-head{padding:44px 54px 34px;border-bottom:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(178,58,46,.045),transparent 100%);}
.lg-kicker{font-size:11.5px;letter-spacing:.22em;color:var(--brand);font-weight:600;margin-bottom:14px;}
.lg-doc-head h1{font-family:var(--serif);font-size:clamp(28px,4.6vw,40px);line-height:1.3;
  letter-spacing:2px;margin:0 0 14px;font-weight:700;}
.lg-meta{font-size:12.5px;color:var(--muted);margin:0 0 20px;letter-spacing:.02em;}
.lg-lead{font-size:14.5px;color:var(--ink-soft);margin:0;line-height:1.95;}
.lg-doc-body{padding:12px 54px 8px;}

/* 目录 */
.lg-toc{margin:26px 0 8px;padding:22px 26px;border:1px solid var(--line-soft);border-radius:12px;
  background:rgba(247,245,240,.65);}
.lg-toc-t{font-size:12px;font-weight:600;color:var(--ink-soft);letter-spacing:.08em;margin-bottom:12px;}
.lg-toc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 26px;}
.lg-toc-grid a{font-size:13.5px;color:var(--ink-soft);display:flex;gap:10px;align-items:baseline;
  padding:3px 0;transition:.16s;}
.lg-toc-grid a:hover{color:var(--brand);}
.lg-toc-grid a b{font-family:var(--serif);font-size:12px;color:var(--brand);font-weight:600;flex:none;}

/* 章节 */
.lg-sec{padding:30px 0 26px;border-bottom:1px solid var(--line-soft);}
.lg-sec:last-of-type{border-bottom:0;}
.lg-sec h2{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.5px;
  margin:0 0 16px;display:flex;align-items:baseline;gap:12px;scroll-margin-top:92px;}
.lg-num{font-family:var(--sans);font-size:12px;font-weight:600;color:var(--brand);letter-spacing:.1em;flex:none;}
.lg-sec p{margin:0 0 12px;font-size:14.5px;color:var(--ink-soft);}
.lg-sec p:last-child{margin-bottom:0;}
.lg-sec ul{margin:6px 0 14px;padding-left:0;list-style:none;}
.lg-sec li{position:relative;padding-left:20px;margin-bottom:9px;font-size:14.5px;color:var(--ink-soft);}
.lg-sec li:before{content:"";position:absolute;left:3px;top:.72em;width:6px;height:6px;
  border-radius:50%;background:var(--brand-soft-2);border:1px solid rgba(178,58,46,.45);}
.lg-sec strong{color:var(--ink);font-weight:600;}
.lg-note{margin:16px 0 4px;padding:15px 18px;border-left:3px solid var(--brand);
  background:var(--brand-soft);border-radius:0 10px 10px 0;font-size:14px;color:var(--ink-soft);}
.lg-note b{color:var(--brand-d);}
.lg-mail{color:var(--brand);font-weight:600;border-bottom:1px solid rgba(178,58,46,.35);}
.lg-mail:hover{color:var(--brand-d);}

/* 文末与页脚 */
.lg-doc-foot{padding:26px 54px 34px;border-top:1px solid var(--line-soft);background:rgba(247,245,240,.55);}
.lg-doc-foot p{margin:0 0 8px;font-size:13.5px;color:var(--ink-soft);}
.lg-doc-foot p:last-child{margin-bottom:0;}
.lg-sitefoot{max-width:1000px;margin:0 auto;padding:0 24px 36px;display:flex;flex-wrap:wrap;
  gap:8px 18px;align-items:center;font-size:12px;color:var(--muted);}
.lg-sitefoot .sp{flex:1;}
.lg-sitefoot a:hover{color:var(--brand);}
.lg-sitefoot a.lg-back{color:var(--ink-soft);}

/* 双语显隐：仅一份渲染 */
html[lang="en"] .i18n-zh{display:none !important;}
html[lang="zh-CN"] .i18n-en{display:none !important;}

@media (max-width:760px){
  html{scroll-padding-top:78px;}
  .lg-top-in{padding:11px 16px;gap:10px;}
  .lg-brand{width:100%;margin-right:0;}
  .lg-top-links a{padding:6px 9px;font-size:12.5px;}
  .lg-main{padding:22px 12px 40px;}
  .lg-card{border-radius:14px;}
  .lg-doc-head{padding:30px 22px 26px;}
  .lg-doc-body{padding:6px 22px;}
  .lg-doc-foot{padding:22px;}
  .lg-toc{padding:18px;}
  .lg-toc-grid{grid-template-columns:1fr;gap:5px;}
  .lg-sec h2{font-size:18px;scroll-margin-top:78px;}
  .lg-sec p,.lg-sec li{font-size:14px;}
  .lg-sitefoot{padding:0 16px 28px;}
}
@media print{
  .lg-top,.lang-switch,.lg-toc,.lg-sitefoot{display:none !important;}
  body{background:#fff;}
  .lg-card{box-shadow:none;border:0;}
  .lg-main{padding:0;}
  .lg-sec{break-inside:avoid;}
}