/* First Chi privacy policy and support pages, 2026-10-19. Standalone: no shared site CSS or JS, so these pages can go live before the rest of the site. Palette matches home.css. */
:root {
  --lg-bg: #f5f5f0;
  --lg-surface: #fffffc;
  --lg-line: rgb(18 26 24 / .1);
  --lg-text: #121a18;
  --lg-muted: #5a625e;
  --lg-jade: #3a6159;
  --lg-jade-tint: rgb(74 122 115 / .1);
  --lg-gold: #c49a5c;
  --lg-gold-ink: #8a6630;
  --lg-serif: "Iowan Old Style", "Palatino Linotype", Georgia, "Noto Serif SC", "Songti SC", serif;
  --lg-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --lg-bg: #121a18;
    --lg-surface: #1d2826;
    --lg-line: rgb(245 245 240 / .1);
    --lg-text: #ecece4;
    --lg-muted: #a3aba7;
    --lg-jade: #8fbcb3;
    --lg-jade-tint: rgb(143 188 179 / .12);
    --lg-gold-ink: #d8b47c;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--lg-bg); color: var(--lg-text); font: 1.0625rem/1.7 var(--lg-sans); }
:lang(zh) body, body:lang(zh) { line-height: 1.85; }
a { color: var(--lg-jade); text-underline-offset: .2em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--lg-jade); outline-offset: 3px; border-radius: 2px; }

.lg-skip { position: absolute; left: -999px; top: .5rem; background: var(--lg-surface); padding: .5rem 1rem; z-index: 2; }
.lg-skip:focus { left: 1rem; }

.lg-wrap { width: min(100% - 2.5rem, 42rem); margin-inline: auto; }

.lg-header { border-bottom: 1px solid var(--lg-line); }
.lg-header .lg-wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4rem; }
.lg-wordmark { color: var(--lg-text); font: 600 1.25rem/1 var(--lg-serif); text-decoration: none; letter-spacing: .01em; }
.lg-wordmark::after { content: ""; display: inline-block; width: .375rem; height: .375rem; margin-left: .2rem; border-radius: 50%; background: var(--lg-gold); vertical-align: .1em; }
.lg-lang { font-size: .9375rem; padding: .5rem 0; }

main { padding-block: 3rem 4rem; }
.lg-eyebrow { margin: 0 0 .5rem; color: var(--lg-gold-ink); font-size: .875rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 0; font: 600 clamp(2rem, 6vw, 2.75rem)/1.2 var(--lg-serif); text-wrap: balance; }
.lg-lead { margin: 1rem 0 0; color: var(--lg-muted); font-size: 1.125rem; }
.lg-date { margin: .75rem 0 0; color: var(--lg-muted); font-size: .9375rem; }

.lg-summary { margin: 2rem 0 0; padding: 1.25rem 1.5rem; border-radius: 1rem; background: var(--lg-jade-tint); }
.lg-summary h2 { margin: 0 0 .5rem; font-size: 1.0625rem; font-family: var(--lg-sans); }
.lg-summary ul { margin: 0; padding-left: 1.25rem; }
.lg-summary li + li { margin-top: .375rem; }

.lg-toc { margin: 2rem 0 0; padding: 1.25rem 1.5rem; border: 1px solid var(--lg-line); border-radius: 1rem; background: var(--lg-surface); }
.lg-toc h2 { margin: 0 0 .5rem; font-size: .875rem; font-family: var(--lg-sans); color: var(--lg-muted); letter-spacing: .04em; }
.lg-toc ol { margin: 0; padding-left: 1.5rem; columns: 2 15rem; column-gap: 2rem; }
.lg-toc li { break-inside: avoid; padding-block: .125rem; }
.lg-toc li::marker { color: var(--lg-gold-ink); }

section { margin-top: 2.75rem; scroll-margin-top: 1.5rem; }
section h2 { margin: 0 0 .75rem; font: 600 1.5rem/1.3 var(--lg-serif); }
h3 { margin: 1.5rem 0 .25rem; font-size: 1.0625rem; }
p { margin: .75rem 0 0; }
ul, ol { margin: .75rem 0 0; padding-left: 1.375rem; }
li + li { margin-top: .5rem; }
strong { font-weight: 600; }

.lg-card { margin-top: 1rem; padding: 1.25rem 1.5rem; border: 1px solid var(--lg-line); border-radius: 1rem; background: var(--lg-surface); }
.lg-card > :first-child { margin-top: 0; }
.lg-contact { display: inline-block; margin-top: .25rem; font-size: 1.25rem; font-weight: 600; word-break: break-all; }

.lg-faq details { border-top: 1px solid var(--lg-line); }
.lg-faq details:last-of-type { border-bottom: 1px solid var(--lg-line); }
.lg-faq summary { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1rem 0; cursor: pointer; font-weight: 600; list-style: none; }
.lg-faq summary::-webkit-details-marker { display: none; }
.lg-faq summary::after { content: "+"; flex: none; color: var(--lg-jade); font-size: 1.25rem; line-height: 1; }
.lg-faq details[open] summary::after { content: "−"; }
.lg-faq summary:focus-visible { outline: 2px solid var(--lg-jade); outline-offset: 2px; }
.lg-faq .lg-answer { padding-bottom: 1.25rem; }
.lg-faq .lg-answer > :first-child { margin-top: 0; }

.lg-footer { border-top: 1px solid var(--lg-line); padding-block: 1.5rem 2.5rem; color: var(--lg-muted); font-size: .9375rem; }
.lg-footer nav { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; }
.lg-footer nav a { padding-block: .25rem; }
.lg-footer p { margin-top: .75rem; }