:root{--ink:#2c2a26;--muted:#8a8680;--line:#e6e0d4;--gold:#c4a35a;--paper:#faf7f2;--max:1100px}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Georgia,"Times New Roman","Songti SC","SimSun",serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:80;background:var(--paper);border-bottom:1px solid var(--gold)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:68px;flex-wrap:wrap}
.brand{font-weight:600;letter-spacing:.28em;font-size:11px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--gold)}
.nav{display:flex;gap:20px;flex-wrap:wrap;font-size:12px;letter-spacing:.08em;color:var(--muted);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 20px;border:1px solid var(--gold);font-weight:600;font-size:12px;letter-spacing:.1em;cursor:pointer;background:transparent;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
.btn-fill{background:var(--gold);color:#fff;border-color:var(--gold)}
section{padding:64px 0;scroll-margin-top:76px}
.kicker{display:block;font-size:11px;letter-spacing:.22em;color:var(--gold);margin-bottom:12px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
.section-head h2{font-size:clamp(22px,3vw,34px);line-height:1.25;margin-bottom:12px;font-weight:500}
.section-head p{color:var(--muted);max-width:520px}
.hair{height:1px;background:var(--gold);width:48px;margin:16px 0}
.footer{padding:56px 0 24px;background:#2c2a26;color:#c8c2b8}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .9fr;gap:32px}
.footer h3,.footer h4{margin-bottom:14px;font-size:15px;color:#faf7f2;font-weight:500}
.footer p,.footer a,.footer li{color:#9a948a;font-size:14px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
.footer ul{list-style:none;display:grid;gap:10px}
.copyright{margin-top:36px;padding-top:18px;border-top:1px solid #4a4640;font-size:12px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
@media(max-width:720px){.nav{display:none}.footer-grid{grid-template-columns:1fr}}
img[data-src]{min-height:140px;background:rgba(196,163,90,.08)}
.below-fold{content-visibility:auto;contain-intrinsic-size:auto 480px}