*{box-sizing:border-box;margin:0;padding:0}:root{--paper:#fafaf7;--paper-pure:#fff;--ink:#0a0a0a;--ink-light:#4a4a4a;--ink-mute:#8a8a8a;--ink-faint:#b8b8b8;--divider:#d4d4d4;--gold:#c9a961;--xiong:#8b2e2e;--ji:#2d5f3f}body,html{background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,"Noto Serif SC","Source Han Serif SC",Songti SC,serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:var(--gold)}.container{max-width:1080px;margin:0 auto;padding:0 24px}.serif{font-family:Songti SC,"Noto Serif SC","Source Han Serif SC",serif;letter-spacing:.06em}.tracking-wide{letter-spacing:.4em}nav.top{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:hsla(60,23%,97%,.92);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--divider);height:64px}nav.top,nav.top .container{display:flex;align-items:center}nav.top .container{justify-content:space-between;width:100%}nav.top .brand{display:flex;align-items:center;gap:12px}nav.top .brand .logo{width:32px;height:32px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-family:serif;font-size:18px}nav.top .links{display:flex;gap:28px;font-size:14px}.hero{padding:96px 0 72px;text-align:center}.hero h1{font-size:56px;font-weight:400;line-height:1.2;margin-bottom:24px}.hero p.sub{font-size:18px;color:var(--ink-light);max-width:640px;margin:0 auto 40px}.hero .cta-row{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;font-size:15px;font-weight:500;border:1px solid var(--ink);border-radius:4px;cursor:pointer;transition:all .2s}.btn-primary{background:var(--ink);color:#fff}.btn-primary:hover{background:#1a1a1a}.btn-secondary{background:transparent;color:var(--ink)}.btn-secondary:hover{background:var(--ink);color:#fff}.features{padding:80px 0;background:var(--paper-pure);border-top:1px solid var(--divider)}.features h2{font-size:32px;text-align:center;margin-bottom:56px;font-weight:400}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));grid-gap:24px;gap:24px}.feature-card{padding:32px;border:1px solid var(--divider)}.feature-card .glyph{font-size:28px;font-family:serif;color:var(--gold);margin-bottom:12px;display:block}.feature-card h3{font-size:18px;margin-bottom:8px;font-weight:500;letter-spacing:.1em}.feature-card p{color:var(--ink-light);font-size:14px}article.page{padding:80px 0;max-width:720px;margin:0 auto}article.page h1{font-size:36px;font-weight:400;margin-bottom:16px}article.page .meta{font-size:13px;color:var(--ink-mute);margin-bottom:40px;padding-bottom:24px;border-bottom:1px solid var(--divider)}article.page h2{font-size:22px;margin-top:40px;margin-bottom:16px;font-weight:500}article.page h3{font-size:17px;margin-top:28px;margin-bottom:10px;font-weight:500;color:var(--ink-light)}article.page ol,article.page p,article.page ul{margin-bottom:16px;color:var(--ink-light)}article.page ol,article.page ul{margin-left:24px}article.page li{margin-bottom:8px}article.page code{font-family:SF Mono,Monaco,monospace;font-size:.92em;background:#f0eee8;padding:2px 6px;border-radius:2px}footer.bottom{border-top:1px solid var(--divider);padding:40px 0 32px;background:var(--paper-pure);font-size:13px;color:var(--ink-mute)}footer.bottom .container{justify-content:space-between}footer.bottom .container,footer.bottom .links{display:flex;flex-wrap:wrap;gap:24px}.locale-switcher{display:inline-flex;gap:8px;font-size:12px;color:var(--ink-mute)}.locale-switcher a.active{color:var(--ink);font-weight:500}.text-center{text-align:center}.mt-md{margin-top:24px}.mt-lg{margin-top:40px}.muted{color:var(--ink-mute);font-size:13px}