:root{
  --ground:#EFEDE8;--raise:#F7F5F2;--card:#FBFAF8;
  --line:rgba(23,21,15,.14);--line-soft:rgba(23,21,15,.08);
  --ink:#17150F;--ink-mid:#56514A;--ink-dim:#6F6A5C;
  --accent:#9A7638;--accent-lift:#7E5F27;
  --f-display:"Didot","Bodoni 72","Bodoni MT","Playfair Display","Times New Roman",serif;
  --f-body:-apple-system,BlinkMacSystemFont,"Helvetica Neue","Segoe UI",Roboto,Arial,sans-serif;
  --f-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --gutter:clamp(1.1rem,3.2vw,2.75rem);--bar:clamp(3.4rem,4.6vh,4.2rem);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--ink);font:400 clamp(.95rem,.9rem + .22vw,1.06rem)/1.66 var(--f-body);-webkit-font-smoothing:antialiased}
a{color:inherit}a,button,summary{touch-action:manipulation}
:where(a,button,summary):focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}
/* Skip link: off-screen until focused, never display:none — a display:none link
   cannot receive focus, which is the one thing this element exists to do. */
.skip{position:absolute;left:.6rem;top:.6rem;z-index:60;transform:translateY(-160%);padding:.7rem 1rem;border-radius:8px;background:var(--ink);color:var(--ground);text-decoration:none;font:500 .66rem/1 var(--f-mono);letter-spacing:.09em;text-transform:uppercase;transition:transform .18s cubic-bezier(.22,.75,.25,1)}
.skip:focus{transform:translateY(0)}
.mono{font:500 .66rem/1.35 var(--f-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--ink-dim)}
.display{font-family:var(--f-display);font-weight:400;line-height:.98;letter-spacing:-.016em;text-wrap:balance;margin:0}
.lede{color:var(--ink-mid);max-width:42rem;margin:0}
.bar{height:var(--bar);display:flex;align-items:center;gap:1.5rem;padding-inline:var(--gutter);border-bottom:1px solid var(--line)}
.mark{font:400 .95rem/1 var(--f-display);letter-spacing:.24em;text-transform:uppercase;text-decoration:none;margin-right:auto}
.nav{display:flex;align-items:center;gap:1.4rem}.nav a{font:500 .65rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;text-decoration:none;color:var(--ink-mid);padding:.8rem 0}.nav a:hover{color:var(--ink)}.nav a[aria-current="page"]{color:var(--ink);border-bottom:1px solid var(--accent)}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;min-height:2.35rem;padding:.6rem .85rem;border-radius:8px;background:var(--ink);color:var(--ground);font:500 .64rem/1 var(--f-mono);letter-spacing:.09em;text-transform:uppercase;text-decoration:none;white-space:nowrap}.nav-cta:hover{background:var(--accent-lift)}
.menu{display:none;position:relative}
/* accessibility-7: the only route to the other pages below 1080px — 2.75rem
   clears the 44px floor on its own, ::before widens the box past the glyph
   (::after is already the +/− affordance). */
.menu summary{list-style:none;cursor:pointer;min-height:2.75rem;padding:.5rem;display:flex;align-items:center;justify-content:flex-end;position:relative;font:500 .65rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase}.menu summary::before{content:"";position:absolute;inset:-.2rem -.4rem}.menu summary::-webkit-details-marker{display:none}.menu summary::after{content:"+";color:var(--accent);margin-left:.4em}.menu[open] summary::after{content:"−"}.menu-panel{position:absolute;right:0;top:calc(100% + .4rem);z-index:20;min-width:14rem;display:grid;padding:.55rem;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 18px 40px -28px rgba(23,21,15,.6)}.menu-panel a{padding:.75rem;border-radius:7px;text-decoration:none;font-size:.9rem}.menu-panel a:hover{background:var(--raise)}.menu-panel .menu-primary{margin-top:.35rem;background:var(--ink);color:var(--ground)}
.lang{display:flex;border:1px solid var(--line);border-radius:99px;padding:2px}.lang button{appearance:none;border:0;background:none;color:var(--ink-dim);cursor:pointer;min-height:2rem;padding:.45rem .65rem;border-radius:99px;font:600 .65rem/1 var(--f-body)}.lang button[aria-pressed="true"]{background:var(--card);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
main{max-width:76rem;margin-inline:auto;padding-inline:var(--gutter)}
.hero{padding-block:clamp(4rem,10vh,7rem);display:grid;gap:1.2rem;border-bottom:1px solid var(--line)}.hero h1{font-size:clamp(2.5rem,1.5rem + 4vw,5rem);max-width:62rem}
.section{padding-block:clamp(3.5rem,8vh,6rem);border-bottom:1px solid var(--line)}.section-head{display:grid;gap:1rem;max-width:44rem;margin-bottom:2.4rem}.section-head h2{font-size:clamp(2rem,1.5rem + 2vw,3.4rem)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;max-width:64rem}.card{padding:clamp(1.1rem,2.5vw,1.7rem);background:var(--card);border-radius:14px;box-shadow:inset 0 0 0 1px var(--line);display:grid;align-content:start;gap:.75rem}.card h2,.card h3{font:400 clamp(1.35rem,1.15rem + .7vw,1.8rem)/1.1 var(--f-display);margin:0}.card p{margin:0;color:var(--ink-mid)}
.faq-list{display:grid;gap:.7rem;max-width:58rem}.faq-list details{background:var(--card);border-radius:12px;box-shadow:inset 0 0 0 1px var(--line);padding:1rem 1.15rem}.faq-list summary{cursor:pointer;font-weight:600;list-style:none;padding-right:2rem;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:"+";position:absolute;right:0;color:var(--accent);font-size:1.2rem}.faq-list details[open] summary::after{content:"−"}.faq-list p{margin:.75rem 0 .1rem;color:var(--ink-mid);max-width:48rem}
.facts{display:grid;gap:.1rem;max-width:52rem;background:var(--card);border-radius:14px;box-shadow:inset 0 0 0 1px var(--line);padding:1rem 1.25rem}.facts div{display:grid;grid-template-columns:minmax(10rem,15rem) 1fr;gap:1rem;padding:.75rem 0;border-bottom:1px solid var(--line-soft)}.facts div:last-child{border:0}.facts dt{font:500 .66rem/1.5 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-dim)}.facts dd{margin:0;color:var(--ink-mid)}
.company-meta{padding-block:1.6rem;border-bottom:1px solid var(--line)}.company-disclosure{max-width:52rem;color:var(--ink-dim);font-size:.76rem}.company-disclosure summary{cursor:pointer;list-style:none;display:inline-flex;align-items:center;gap:.35rem;font:500 .62rem/1.4 var(--f-mono);letter-spacing:.08em;text-transform:uppercase}.company-disclosure summary::-webkit-details-marker{display:none}.company-disclosure summary::after{content:" +";color:var(--accent)}.company-disclosure[open] summary::after{content:" −"}.company-disclosure>p{margin:1rem 0 .5rem;max-width:42rem}.company-disclosure .facts{margin-top:.75rem;background:transparent;box-shadow:none;padding:0}.company-disclosure .facts div{grid-template-columns:minmax(8rem,12rem) 1fr;padding:.45rem 0}.company-disclosure .facts dt{font-size:.58rem}.company-disclosure .facts dd{font-size:.72rem}
.cta{padding-block:clamp(4rem,9vh,6rem);display:grid;gap:1rem}.cta h2{font-size:clamp(2rem,1.5rem + 2vw,3.4rem);max-width:44rem}.button-link{display:inline-flex;justify-self:start;align-items:center;justify-content:center;min-height:2.75rem;padding:.7rem 1rem;border-radius:8px;background:var(--ink);color:var(--ground);font:500 .68rem/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;text-decoration:none}.button-link:hover{background:var(--accent-lift)}
footer{border-top:1px solid var(--line);max-width:76rem;margin-inline:auto;padding:2.6rem var(--gutter) 3rem}footer a{text-decoration:none;padding-block:.4rem}.footer-grid{display:grid;grid-template-columns:minmax(15rem,2fr) repeat(3,minmax(8rem,1fr));gap:2rem}.footer-brand{display:grid;align-content:start;gap:.65rem;max-width:22rem}.footer-brand strong{font:400 1.35rem/1 var(--f-display);letter-spacing:.08em;text-transform:uppercase}.footer-brand p{margin:0;color:var(--ink-mid);text-transform:none;letter-spacing:0;line-height:1.55}.footer-group{display:grid;align-content:start;gap:.25rem}.footer-group h2{margin:0 0 .35rem;font:500 .66rem/1 var(--f-mono);letter-spacing:.11em;text-transform:uppercase;color:var(--ink-dim)}.footer-group a{justify-self:start}.footer-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:2.2rem;padding-top:1.4rem;border-top:1px solid var(--line-soft);color:var(--ink-dim)}.footer-social{display:inline-flex;padding:.6rem;margin:-.6rem .35rem;color:inherit}.footer-social::before{display:none}.footer-social:hover{opacity:.65}
:root[lang="zh"] body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}:root[lang="zh"] .display,:root[lang="zh"] .card h2,:root[lang="zh"] .card h3{font-family:"Songti SC","STSong","Noto Serif CJK SC",serif;letter-spacing:.01em;line-height:1.15}:root[lang="zh"] .mono,:root[lang="zh"] .nav a{letter-spacing:.06em}
@media(max-width:1080px){.nav{display:none}.menu{display:block}}
/* .facts only ever renders inside .company-disclosure, whose own
   `.company-disclosure .facts div` rule (0,2,1) outranks a bare `.facts div`
   (0,1,1) — a media query does not add specificity, so the mobile collapse has
   to match that specificity or it never applies and the registered-office
   address stays crammed into a ~140px column on a phone. */
@media(max-width:760px){.bar{gap:.7rem}.grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.lang button{min-height:2.5rem}.facts div,.company-disclosure .facts div{grid-template-columns:1fr;gap:.2rem}}
/* 720px, matching landing.html — the header CTA must not be present on one page
   and gone on another at the same browser width */
@media(max-width:720px){.nav-cta{display:none}}
@media(max-width:460px){.footer-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}