/* Public site layer. It consumes --ds-* tokens from css/tokens.css; no new palette. */
:root{--pub-max:1240px;--pub-pad:clamp(20px,4vw,64px);--pub-line:var(--ds-border);--pub-bg:var(--ds-bg-canvas);--pub-panel:var(--ds-bg-panel);--pub-raised:var(--ds-bg-raised);--pub-ink:var(--ds-text);--pub-muted:var(--ds-text-secondary);--pub-dim:var(--ds-text-muted);--pub-accent:var(--ds-accent);--pub-accent-text:var(--ds-accent-text);--pub-mono:var(--ds-font-mono);--pub-sans:var(--ds-font-sans);--pub-ease:var(--ds-ease-standard)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--pub-bg);color:var(--pub-ink);font:16px/1.6 var(--pub-sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--pub-accent-text);outline-offset:4px}.shell{width:min(var(--pub-max),calc(100% - 2 * var(--pub-pad)));margin-inline:auto}.skip-link{position:absolute;left:-1000px;top:8px;z-index:20;padding:10px 14px;background:var(--pub-accent-text);color:var(--ds-text-on-accent);border-radius:var(--ds-radius-md)}.skip-link:focus{left:12px}
.site-header{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--pub-line);background:color-mix(in srgb,var(--pub-bg) 90%,transparent);backdrop-filter:blur(18px)}.nav{min-height:72px;display:flex;align-items:center;gap:30px}.brand{display:inline-flex;flex:none;align-items:center;gap:10px;margin-right:auto;font-weight:600;letter-spacing:-.03em;white-space:nowrap}.brand-glyph{color:var(--pub-accent-text)}.brand-word{font-size:17px;white-space:nowrap}.nav-links{display:flex;align-items:center;gap:24px;color:var(--pub-muted);font-size:13px}.nav-links a{padding:25px 0;border-bottom:2px solid transparent}.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--pub-ink)}.nav-links a[aria-current=page]{border-color:var(--pub-accent)}.nav-actions{display:flex;align-items:center;gap:10px}.lang-switch{display:flex;flex:none;gap:2px;white-space:nowrap}.lang-switch button{flex:none;border:0;background:none;padding:6px 5px;color:var(--pub-dim);font:11px var(--pub-mono);white-space:nowrap;word-break:keep-all}.lang-switch button[aria-pressed=true]{color:var(--pub-accent-text)}.nav-toggle{display:none;border:1px solid var(--pub-line);background:transparent;border-radius:var(--ds-radius-md);padding:7px 9px;align-items:center;gap:7px}.nav-toggle-label{font-size:12px}
.eyebrow{margin:0 0 18px;color:var(--pub-accent-text);font:11px/1.4 var(--pub-mono);letter-spacing:.12em;text-transform:uppercase}.lead{max-width:660px;color:var(--pub-muted);font-size:clamp(17px,2vw,21px);line-height:1.5}.small,.note{color:var(--pub-dim);font-size:12px}.muted{color:var(--pub-muted)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.hero{padding:clamp(72px,10vw,148px) 0 120px;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;right:-20%;top:4%;width:58vw;height:58vw;max-width:780px;max-height:780px;background:radial-gradient(circle,color-mix(in srgb,var(--pub-accent) 15%,transparent),transparent 66%);pointer-events:none}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(350px,.72fr);gap:clamp(48px,8vw,120px);align-items:center;position:relative;z-index:1}.hero h1{max-width:800px;margin:0;font-size:clamp(44px,6.4vw,88px);line-height:.99;letter-spacing:-.07em;font-weight:600}.hero .lead{margin:28px 0 0}.ledger{margin:0;padding:25px;border:1px solid var(--pub-line);border-radius:var(--ds-radius-lg);background:linear-gradient(145deg,var(--pub-panel),var(--pub-bg));box-shadow:var(--ds-shadow-2)}.ledger figcaption{font-size:13px;font-weight:600;padding-bottom:16px;border-bottom:1px solid var(--pub-line)}.ledger ul{list-style:none;margin:0;padding:0}.ledger li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:15px 0;border-bottom:1px solid var(--ds-border-subtle)}.ledger li:last-child{border-bottom:0}.ledger li div{display:grid;gap:1px}.ledger li strong{font-size:13px}.ledger li span{font-size:11px;color:var(--pub-dim)}.tag{font:10px var(--pub-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--pub-accent-text);white-space:nowrap}.tag-derived{color:var(--ds-warning-text)}.tag-est{color:var(--ds-info-strong)}.ledger .small{margin:14px 0 0}
.band{padding:clamp(75px,10vw,145px) 0;border-top:1px solid var(--pub-line)}.band-head{display:flex;justify-content:space-between;align-items:end;gap:35px;margin-bottom:45px}.band-head h2{max-width:700px;margin:0;font-size:clamp(30px,4.4vw,56px);line-height:1.02;letter-spacing:-.06em}.band-head>p{max-width:390px;margin:0;color:var(--pub-muted)}.claims{display:grid;gap:16px}.claims.cols-3{grid-template-columns:repeat(3,1fr)}.claim{padding:27px 26px;border:1px solid var(--pub-line);border-radius:var(--ds-radius-lg);background:var(--pub-panel);display:flex;flex-direction:column;min-height:290px}.claim h3{margin:0 0 12px;font-size:21px;line-height:1.2;letter-spacing:-.04em}.claim>p{margin:0;color:var(--pub-muted);font-size:14px}.claim .more{margin-top:auto;padding-top:22px}.more{color:var(--pub-accent-text);font-size:13px}.source-line{display:flex!important;gap:8px;align-items:baseline;margin-top:23px!important;padding-top:13px;border-top:1px solid var(--ds-border-subtle);font:10px/1.4 var(--pub-mono);color:var(--pub-dim)!important}.source-line span{color:var(--pub-accent-text);text-transform:uppercase;letter-spacing:.06em}.roles{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--pub-line)}.role{position:relative;min-height:195px;padding:25px 25px 35px;border-right:1px solid var(--pub-line);transition:background .2s var(--pub-ease)}.role:last-child{border-right:0}.role:hover{background:var(--pub-panel)}.role h3{margin:0;font-size:19px}.role p{max-width:255px;margin:14px 0;color:var(--pub-muted);font-size:14px}.role .more{position:absolute;bottom:25px}.chips{display:flex;flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none}.chips li{padding:10px 13px;border:1px solid var(--pub-line);border-radius:999px;color:var(--pub-muted);font-size:12px}.cta{padding:65px 0;border-top:1px solid var(--pub-line);background:linear-gradient(100deg,color-mix(in srgb,var(--pub-accent) 15%,var(--pub-bg)),var(--pub-bg) 70%)}.cta-in{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{margin:0;max-width:720px;font-size:clamp(28px,4vw,52px);line-height:1.04;letter-spacing:-.06em}
.page-head{padding:100px 0 75px;border-bottom:1px solid var(--pub-line)}.page-head h1{max-width:900px;margin:0;font-size:clamp(44px,6vw,80px);line-height:1;letter-spacing:-.07em}.page-head .lead{margin:27px 0 0}.feature{border-top:0}.feature+.feature{padding-top:0}.split{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:clamp(45px,9vw,130px);align-items:start}.split h2{max-width:520px;margin:0;font-size:clamp(32px,4.4vw,58px);line-height:1.02;letter-spacing:-.06em}.split .muted{max-width:520px;margin:22px 0 0}.rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--pub-line)}.rows li{display:grid;grid-template-columns:38% 1fr;gap:22px;padding:21px 0;border-bottom:1px solid var(--pub-line)}.rows strong{font-size:14px}.rows span{color:var(--pub-muted);font-size:14px}.facts{margin:0;border-top:1px solid var(--pub-line)}.facts>div{display:grid;grid-template-columns:35% 1fr;gap:22px;padding:22px 0;border-bottom:1px solid var(--pub-line)}.facts dt{font-weight:600;font-size:14px}.facts dd{margin:0;color:var(--pub-muted);font-size:14px}.empty{padding:48px;border:1px dashed var(--ds-border-strong);border-radius:var(--ds-radius-lg);text-align:center;background:var(--pub-panel)}.empty h3{margin:0 0 8px;font-size:19px}.empty p{max-width:600px;margin:0 auto;color:var(--pub-muted);font-size:14px}.table-wrap{overflow:auto;border:1px solid var(--pub-line);border-radius:var(--ds-radius-lg)}table{width:100%;border-collapse:collapse;min-width:760px;font-size:13px}th,td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--ds-border-subtle);vertical-align:top}th{font:11px var(--pub-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--pub-dim);background:var(--pub-panel)}td{color:var(--pub-muted)}td:first-child{color:var(--pub-ink);font-weight:600}.table-wrap tr:last-child td{border-bottom:0}.news-grid{display:grid;gap:12px}.news-card{display:grid;grid-template-columns:130px 1fr auto;gap:20px;align-items:start;padding:22px 0;border-bottom:1px solid var(--pub-line)}.news-card h3{margin:0;font-size:18px;line-height:1.25}.news-card p{margin:6px 0 0;color:var(--pub-muted);font-size:13px}.news-meta{font:10px var(--pub-mono);color:var(--pub-dim);text-transform:uppercase}.desk-tabs{display:flex;gap:8px;flex-wrap:wrap}.desk-tab{border:1px solid var(--pub-line);border-radius:999px;background:transparent;padding:8px 13px;color:var(--pub-muted);font-size:12px}.desk-tab[aria-pressed=true]{border-color:var(--pub-accent);color:var(--pub-accent-text);background:var(--ds-accent-subtle)}.news-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:28px}.news-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.65fr);gap:45px}.article-view{position:sticky;top:110px;align-self:start;padding:25px;border:1px solid var(--pub-line);border-radius:var(--ds-radius-lg);background:var(--pub-panel);min-height:240px}.article-view h2{margin:0;font-size:27px;line-height:1.1;letter-spacing:-.04em}.article-view .article-body{white-space:pre-line;color:var(--pub-muted);font-size:14px}.article-sources{padding-top:16px;border-top:1px solid var(--ds-border-subtle);font-size:12px}.article-sources a{color:var(--pub-accent-text);display:block;margin-top:5px}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(45px,9vw,130px)}.contact-grid h2{margin:0;font-size:clamp(30px,4vw,52px);line-height:1.04;letter-spacing:-.06em}.contact-form{display:grid;gap:8px}.contact-form label{margin-top:10px;color:var(--pub-muted);font-size:12px}.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid var(--pub-line);border-radius:var(--ds-radius-md);background:var(--pub-panel);padding:12px 13px}.contact-form textarea{resize:vertical}.form-status{padding:12px;border:1px solid var(--ds-border-strong);border-radius:var(--ds-radius-md);font-size:13px}.prose{max-width:750px}.draft-banner{padding:13px 15px;border-left:2px solid var(--ds-warning);background:var(--ds-warning-bg);color:var(--ds-warning-text);font-size:13px}.prose h2{margin-top:38px}.not-found{padding:150px 0;text-align:center}.not-found h1{margin:0 0 30px;font-size:clamp(40px,7vw,90px);letter-spacing:-.07em}
.site-footer{padding:72px 0 24px;border-top:1px solid var(--pub-line)}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:28px}.footer-brand p{max-width:245px;color:var(--pub-dim);font-size:13px}.quiet-link{color:var(--pub-accent-text);font-size:12px}.footer-group h2{margin:0 0 15px;color:var(--pub-dim);font:10px var(--pub-mono);letter-spacing:.08em;text-transform:uppercase}.footer-group a{display:block;margin:9px 0;color:var(--pub-muted);font-size:12px}.footer-base{display:flex;justify-content:space-between;gap:20px;margin-top:60px;padding-top:17px;border-top:1px solid var(--pub-line);color:var(--pub-dim);font-size:11px}
[data-l]{display:none}html[data-site-lang=en] [data-l=en],html[data-site-lang=cn] [data-l=cn],html[data-site-lang=pt] [data-l=pt]{display:inline}
@media(max-width:900px){.nav-links{gap:14px}.hero-grid,.split,.contact-grid,.news-layout{grid-template-columns:1fr}.hero{padding-top:80px}.roles,.claims.cols-3{grid-template-columns:1fr 1fr}.role:nth-child(2){border-right:0}.role:last-child{border-top:1px solid var(--pub-line);grid-column:1/-1}.footer-grid{grid-template-columns:1.4fr repeat(3,1fr)}.footer-group:last-child{grid-column:2}.article-view{position:static}.news-toolbar{display:block}.news-toolbar .small{margin-top:14px}}
@media(max-width:640px){.nav{min-height:64px;gap:12px}.nav-actions{flex:none;gap:8px}.nav-actions .ds-btn{white-space:nowrap}.nav-links .lang-switch{margin-top:6px;padding-top:6px;border-top:1px solid var(--pub-line)}.nav-links .lang-switch button{min-height:44px;min-width:44px;padding:10px 14px;font-size:13px}.nav-links{display:none;position:absolute;left:0;right:0;top:64px;padding:15px var(--pub-pad);border-bottom:1px solid var(--pub-line);background:var(--pub-bg);flex-direction:column;align-items:stretch;gap:0}.nav-links.open{display:flex}.nav-links a{padding:12px 0}.nav-actions .ds-btn--primary{display:none}.nav-toggle{display:inline-flex}.nav-toggle-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.hero{padding:65px 0 80px}.hero h1{font-size:47px}.ledger{padding:19px}.band{padding:72px 0}.band-head{display:block;margin-bottom:30px}.band-head>p{margin-top:17px}.claims.cols-3,.roles{grid-template-columns:1fr}.role{border-right:0!important;border-top:1px solid var(--pub-line)}.role:first-child{border-top:0}.role:last-child{grid-column:auto}.cta-in{display:block}.cta-in .ds-btn{margin-top:22px}.page-head{padding:72px 0 55px}.page-head h1{font-size:47px}.rows li,.facts>div{grid-template-columns:1fr;gap:7px}.news-card{grid-template-columns:1fr;gap:6px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-group:last-child{grid-column:auto}.footer-base{display:block}.footer-base span{display:block;margin-top:8px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}