:root{--night:#101215;--night-soft:#17191c;--paper:#f5f3ee;--white:#ebe9e3;--gold:#b49a64;--gold-light:#d2bf95;--gold-dark:#786136;--muted:#a7a7a1;--ink:#202327;--muted-light:#666b6d;--line:rgba(238,235,225,.15);--line-light:#d7d5ce;--pad:clamp(22px,5.4vw,90px);--ease:cubic-bezier(.2,.7,.3,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--night);color:var(--white);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:2px solid var(--gold);outline-offset:6px}button:disabled{cursor:default}::selection{background:#b49a6450}p{margin:0}h1,h2,h3,h4{margin:0;font-weight:500}button{color:inherit}svg{display:block}main{overflow:clip}.wrap{max-width:1600px;margin:auto;padding-inline:var(--pad)}.mono{font-family:"SFMono-Regular",Consolas,monospace;letter-spacing:.08em;font-size:11px}.eyebrow{display:flex;align-items:center;gap:14px;color:var(--gold);font-size:11px;letter-spacing:.14em;font-family:"SFMono-Regular",Consolas,monospace}.eyebrow:before{content:"";height:1px;width:25px;background:currentColor}.muted{color:var(--muted)}.arrow{font:22px Arial,sans-serif;transition:transform .25s var(--ease)}a:hover .arrow,button:hover .arrow{transform:translate(3px,-3px)}.link{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;min-height:44px;font-size:13px;border-bottom:1px solid currentColor;padding-block:8px}.small-label{font-size:11px;letter-spacing:.06em}.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:48px}.section-head h2{font-size:clamp(30px,3.2vw,46px);line-height:1.45;letter-spacing:-.04em;margin-top:18px}.section-head>p{font-size:14px;line-height:1.95;max-width:380px;color:var(--muted-light)}.light{background:var(--paper);color:var(--ink)}.light .eyebrow{color:var(--gold-dark)}.section-space{padding-block:100px}.hairline{height:1px;background:var(--line)}.skip{position:absolute;left:20px;top:-100px;z-index:100;background:var(--paper);color:var(--ink);padding:12px}.skip:focus{top:12px}
canvas[data-scene]{pointer-events:none}.scene-footer,.scene-caption,.scene-coordinate{z-index:2}
/* Navigation */
.header{position:sticky;top:0;z-index:30;background:rgba(16,18,21,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}.brand-mark{width:37px;height:37px;color:var(--gold)}.brand-name{font-size:19px;letter-spacing:.035em;font-weight:600}.brand-name span{font-weight:400;color:var(--gold-light)}.desktop-nav{display:flex;gap:clamp(20px,2.5vw,42px);height:100%;align-items:center}.desktop-nav a{height:100%;display:flex;align-items:center;font-size:13px;position:relative;color:#bbbcb6}.desktop-nav a:hover,.desktop-nav a.is-active{color:var(--white)}.desktop-nav a.is-active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--gold)}.header-end{display:flex;gap:22px;align-items:center}.edition{color:#9a9b95;font-size:10px;border-left:1px solid var(--line);padding-left:22px}.menu-toggle{display:none;background:none;border:1px solid var(--line);padding:10px 12px;font-size:12px;min-height:44px}.mobile-nav{padding:12px var(--pad) 22px;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}.mobile-nav[hidden]{display:none}.mobile-nav a{padding:16px 0;font-size:14px}
.nav-governance{height:100%;display:flex;align-items:center;position:relative}.nav-governance-trigger{height:100%;min-height:44px;display:flex;align-items:center;gap:8px;border:0;background:none;padding:0;font:13px "PingFang SC","Microsoft YaHei",Arial,sans-serif;color:#bbbcb6;position:relative}.nav-governance-trigger:hover,.nav-governance-trigger.is-active,.nav-governance-trigger[aria-expanded="true"]{color:var(--white)}.nav-governance-trigger.is-active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--gold)}.nav-chevron{font-size:10px;color:var(--gold);transition:transform .2s;line-height:1}.nav-governance-trigger[aria-expanded="true"] .nav-chevron,.mobile-governance-toggle[aria-expanded="true"] .nav-chevron{transform:rotate(180deg)}.governance-submenu{position:absolute;top:100%;left:-20px;width:255px;padding:8px 19px 10px;background:#15171a;border:1px solid #494334;box-shadow:0 18px 40px #0004;z-index:40}.governance-submenu[hidden]{display:none}.desktop-nav .governance-submenu a{height:auto;min-height:67px;display:block;padding:15px 0;color:#b7b8b0;border-bottom:1px solid var(--line)}.desktop-nav .governance-submenu a:last-child{border-bottom:0}.desktop-nav .governance-submenu a strong{display:block;font-weight:400;font-size:13px;line-height:1.6}.desktop-nav .governance-submenu a span{display:block;font-size:10px;line-height:1.8;color:#92958c;margin-top:5px}.desktop-nav .governance-submenu a:hover strong,.desktop-nav .governance-submenu a.is-active strong{color:var(--gold-light)}.desktop-nav .governance-submenu a.is-active:after{display:none}.mobile-governance{display:contents}.mobile-governance-toggle{min-height:53px;padding:16px 0;border:0;background:none;color:var(--white);font:14px "PingFang SC","Microsoft YaHei",Arial,sans-serif;text-align:left;display:flex;gap:9px;align-items:center}.mobile-governance-toggle.is-active{color:var(--gold-light)}.mobile-governance-submenu{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:23px;background:#17191c;border:1px solid #494334;padding:5px 17px;margin-bottom:9px}.mobile-governance-submenu[hidden]{display:none}.mobile-nav .mobile-governance-submenu a{padding:14px 0;line-height:1.6;font-size:12px}.mobile-governance-submenu strong{display:block;font-size:12px;font-weight:400}.mobile-governance-submenu span{display:block;color:#999c91;font-size:9px;margin-top:6px;line-height:1.8}.mobile-governance-submenu a.is-active strong{color:var(--gold-light)}
@media(max-width:540px){.mobile-governance-submenu{gap:16px;padding-inline:13px}.mobile-governance-submenu strong{font-size:11px}.mobile-governance-submenu span{font-size:9px}}
@media(max-width:1100px){.desktop-nav{gap:20px}.edition{display:none}.header-inner{gap:20px}}
@media(max-width:820px){.header-inner{height:73px}.desktop-nav{display:none}.menu-toggle{display:block}.brand-mark{width:32px;height:32px}.brand-name{font-size:18px}}
@media(max-width:540px){:root{--pad:24px}.header-end{gap:0}}