*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0}
a{color:inherit}
table{border-collapse:collapse;width:100%}

:root{
--maple:#D62828;
--maple-deep:#8E1616;
--ice:#1F6FA8;
--ice-light:#A9D6F0;
--mist:#E4EFF8;
--amber:#FF8A3D;
--silver:#B9C2CC;
--void:#0B0F14;
--paper:#F7F5F1;
--graphite:#3A424C;
--muted:#6B7684;
--live:#3FBF8F;

--rail-w:264px;
--bar-h:56px;
--content-max:1320px;
--gutter:clamp(18px,4vw,56px);

--font-mono:ui-monospace,"JetBrains Mono","IBM Plex Mono","SFMono-Regular",Menlo,Consolas,monospace;
--font-sans:"Inter","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;

--fs-12:.75rem;--fs-14:.875rem;--fs-16:1rem;--fs-20:1.25rem;
--fs-28:1.75rem;--fs-40:2.5rem;--fs-56:3.5rem;--fs-72:4.5rem;

--edge:1px solid rgba(185,194,204,.55);
--edge-dark:1px solid rgba(185,194,204,.16);
--shadow-paper:0 1px 0 rgba(11,15,20,.05),0 22px 44px -30px rgba(11,15,20,.5);
--shadow-lift:0 2px 0 rgba(11,15,20,.06),0 34px 60px -34px rgba(11,15,20,.55);
}

html{scroll-behavior:smooth}

body{
font-family:var(--font-sans);
font-size:var(--fs-16);
line-height:1.75;
color:var(--graphite);
background:var(--paper);
overflow-x:hidden;
}

:focus-visible{
outline:2px solid var(--ice);
outline-offset:2px;
box-shadow:0 0 0 1px var(--paper);
}
.site-header :focus-visible,
.site-footer :focus-visible{
outline-color:var(--ice-light);
box-shadow:0 0 0 1px var(--void);
}

/* ---------- skip link ---------- */
.skip-link{
position:fixed;top:10px;left:10px;z-index:200;
padding:12px 18px;
background:var(--paper);color:var(--void);
font-size:var(--fs-14);font-weight:800;letter-spacing:.04em;
text-decoration:none;
border:2px solid var(--ice);
transform:translateY(-180%);
transition:transform .22s ease;
}
.skip-link:focus{transform:translateY(0)}
@media (min-width:1024px){.skip-link{left:calc(var(--rail-w) + 10px)}}

/* ---------- scroll progress ---------- */
.scroll-progress{
position:fixed;top:0;left:0;right:0;height:2px;z-index:120;
background:linear-gradient(90deg,var(--maple) 0%,var(--amber) 45%,var(--ice-light) 100%);
transform:scaleX(0);transform-origin:left center;
pointer-events:none;
}

/* ---------- header ---------- */
.site-header{position:relative;z-index:95}

.brand-mark{
width:26px;height:26px;flex:none;
background:linear-gradient(152deg,var(--maple) 0%,var(--maple-deep) 62%,var(--amber) 128%);
clip-path:polygon(50% 2%,55% 20%,72% 12%,66% 32%,88% 26%,76% 44%,98% 50%,76% 56%,88% 74%,66% 68%,72% 88%,55% 80%,50% 98%,45% 80%,28% 88%,34% 68%,12% 74%,24% 56%,2% 50%,24% 44%,12% 26%,34% 32%,28% 12%,45% 20%);
}

.mobile-bar{
position:relative;z-index:96;
height:var(--bar-h);
display:flex;align-items:center;gap:10px;
padding:0 14px;
background:var(--void);color:var(--paper);
border-bottom:var(--edge-dark);
}
.mobile-brand{display:flex;align-items:center;gap:9px;text-decoration:none;margin-right:auto}
.mobile-brand-name{font-size:var(--fs-16);font-weight:800;letter-spacing:.04em}
.mobile-cta{
flex:none;padding:7px 11px;
background:var(--amber);color:var(--void);
font-size:var(--fs-12);font-weight:800;letter-spacing:.06em;text-decoration:none;
clip-path:polygon(6px 0,100% 0,100% 100%,0 100%,0 6px);
}
.mobile-cta:hover{filter:brightness(1.07)}
.nav-toggle{
display:inline-flex;align-items:center;gap:8px;
padding:7px 11px;
border:1px solid rgba(185,194,204,.42);
color:var(--paper);
font-size:var(--fs-12);letter-spacing:.14em;
cursor:pointer;
transition:border-color .2s ease,background-color .2s ease;
}
.nav-toggle:hover{border-color:var(--ice-light);background:rgba(31,111,168,.24)}
.nav-toggle-bars{display:inline-flex;flex-direction:column;gap:4px;width:14px}
.nav-toggle-bar{display:block;height:1px;width:100%;background:currentColor}
.nav-toggle-bar:last-child{width:70%}
.nav-toggle-label{font-weight:700}

.command-rail{
position:fixed;inset:0;z-index:100;
display:flex;flex-direction:column;
background:var(--void);color:var(--paper);
overflow-y:auto;
transform:translateX(-100%);
visibility:hidden;
transition:transform .28s ease,visibility .28s ease;
}
.command-rail[data-open]{transform:translateX(0);visibility:visible}

.rail-head{
display:flex;align-items:center;justify-content:space-between;gap:12px;
padding:16px 18px;
border-bottom:var(--edge-dark);
}
.rail-brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--paper)}
.rail-brand-text{display:flex;flex-direction:column;line-height:1.3}
.rail-brand-name{font-size:var(--fs-16);font-weight:800;letter-spacing:.05em}
.rail-brand-domain{font-family:var(--font-mono);font-size:11px;letter-spacing:.02em;color:rgba(185,194,204,.82)}
.rail-close{
display:inline-flex;align-items:center;
padding:7px 10px;
border:1px solid rgba(185,194,204,.4);
color:rgba(247,245,241,.86);
font-size:var(--fs-12);letter-spacing:.14em;cursor:pointer;
}
.rail-close:hover{border-color:var(--ice-light);background:rgba(31,111,168,.24)}
.rail-close-label{font-weight:700}

.rail-nav{flex:1 1 auto;min-height:0}
.rail-caption{
padding:18px 20px 8px;
font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;
color:rgba(185,194,204,.7);text-transform:uppercase;
}
.rail-list{display:flex;flex-direction:column}
.rail-item{border-bottom:var(--edge-dark)}
.rail-link{
position:relative;
display:grid;grid-template-columns:30px 1fr 8px;align-items:center;gap:12px;
padding:13px 20px;
color:rgba(247,245,241,.7);
font-size:var(--fs-16);font-weight:600;letter-spacing:.02em;
text-decoration:none;
transition:background-color .2s ease,color .2s ease;
}
.rail-link::before{
content:"";position:absolute;left:0;top:7px;bottom:7px;width:2px;
background:var(--amber);
transform:scaleY(0);transform-origin:center;
transition:transform .24s ease;
}
.rail-link:hover{background:rgba(31,111,168,.22);color:var(--paper)}
.rail-link:hover::before{transform:scaleY(1)}
.rail-num{font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.06em;color:rgba(185,194,204,.75)}
.rail-label{min-width:0}
.rail-dot{width:6px;height:6px;justify-self:end;background:rgba(185,194,204,.45);transition:background-color .2s ease,box-shadow .2s ease}
.rail-link:hover .rail-dot{background:var(--ice-light)}
.rail-link[aria-current="page"]{background:rgba(214,40,40,.22);color:#fff}
.rail-link[aria-current="page"]::before{transform:scaleY(1);background:var(--maple)}
.rail-link[aria-current="page"] .rail-num{color:var(--amber)}
.rail-link[aria-current="page"] .rail-dot{background:var(--amber);box-shadow:0 0 0 3px rgba(255,138,61,.22)}

.rail-foot{
margin-top:auto;
padding:16px 20px 14px;
border-top:var(--edge-dark);
}
.rail-status{display:flex;align-items:flex-start;gap:9px;font-family:var(--font-mono);font-size:11px;line-height:1.6;color:rgba(185,194,204,.85)}
.status-dot{width:7px;height:7px;margin-top:6px;flex:none;border-radius:50%;background:var(--live);box-shadow:0 0 0 3px rgba(63,191,143,.18)}
.rail-lang{
display:inline-block;margin-top:12px;
padding:5px 10px;
border:1px solid rgba(185,194,204,.24);
font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:rgba(185,194,204,.78);
}
.rail-cta{
display:block;margin:0 20px 20px;
padding:14px 16px;
background:var(--amber);color:var(--void);
font-size:var(--fs-14);font-weight:800;letter-spacing:.08em;text-align:center;text-decoration:none;
clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
transition:filter .2s ease;
}
.rail-cta:hover{filter:brightness(1.07)}

@media (max-width:1023px){
.site-header{position:sticky;top:0}
body.nav-open{overflow:hidden}
}

@media (min-width:1024px){
.mobile-bar{display:none}
.rail-close{display:none}
.command-rail{
position:fixed;top:0;left:0;bottom:0;
width:var(--rail-w);
transform:none;visibility:visible;
border-right:var(--edge-dark);
}
body{padding-left:var(--rail-w)}
.scroll-progress{left:var(--rail-w)}
}

/* ---------- footer ---------- */
.site-footer{
position:relative;
background:var(--void);color:rgba(247,245,241,.78);
padding:56px 0 0;
overflow:hidden;
border-top:1px solid rgba(185,194,204,.2);
}
.site-footer::before{
content:"";position:absolute;left:-10%;right:35%;bottom:auto;top:-160px;height:360px;
background:radial-gradient(58% 100% at 26% 100%,rgba(31,111,168,.4),transparent 72%);
pointer-events:none;
}
.site-footer::after{
content:"";position:absolute;right:-8%;top:-120px;width:420px;height:300px;
background:radial-gradient(50% 100% at 70% 100%,rgba(214,40,40,.28),transparent 72%);
pointer-events:none;
}
.footer-inner{position:relative;z-index:1;max-width:var(--content-max);margin:0 auto;padding:0 var(--gutter)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;padding-bottom:40px}
@media (min-width:720px){.footer-grid{grid-template-columns:1.15fr .85fr 1.1fr;gap:32px}}
@media (min-width:1120px){.footer-grid{grid-template-columns:1.2fr .7fr 1.1fr;gap:56px}}

.footer-brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;color:var(--paper)}
.footer-brand-name{font-size:var(--fs-20);font-weight:800;letter-spacing:.06em}
.footer-domain{margin-top:10px;font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.06em;color:var(--ice-light)}
.footer-tagline{margin-top:12px;max-width:30em;font-size:var(--fs-14);line-height:1.7;color:rgba(247,245,241,.66)}

.footer-title{
display:flex;align-items:center;gap:9px;
margin-bottom:14px;
font-family:var(--font-mono);font-size:var(--fs-12);font-weight:600;
letter-spacing:.2em;color:rgba(185,194,204,.72);
}
.footer-title::before{content:"";width:9px;height:9px;flex:none;background:var(--maple)}

.footer-list{display:flex;flex-direction:column;gap:9px}
.footer-list a{
font-size:var(--fs-14);text-decoration:none;
color:rgba(247,245,241,.76);
border-bottom:1px solid transparent;
transition:color .2s ease,border-color .2s ease;
}
.footer-list a:hover{color:#fff;border-bottom-color:var(--amber)}
.footer-list--contact{gap:14px}
.footer-list--contact li{display:flex;flex-direction:column;gap:3px}
.footer-key{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:rgba(185,194,204,.62)}
.footer-mono{font-family:var(--font-mono);font-size:var(--fs-14);line-height:1.6;color:rgba(247,245,241,.9);word-break:break-word}
.footer-note{margin-top:16px;max-width:34em;font-size:var(--fs-12);line-height:1.75;color:rgba(185,194,204,.66)}

.footer-base{
display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;
padding:20px 0;
border-top:var(--edge-dark);
font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.05em;
color:rgba(185,194,204,.62);
}
.footer-icp{color:var(--silver)}
.footer-copy{color:rgba(185,194,204,.52)}

.footer-ticker{
display:flex;flex-wrap:wrap;gap:10px 30px;
padding:14px 0 20px;
border-top:var(--edge-dark);
font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;
color:rgba(185,194,204,.38);
}
.footer-tick{white-space:nowrap}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:var(--content-max);margin:0 auto;padding:0 var(--gutter)}
.wrap--narrow{max-width:920px}
.page-shell{display:block;min-height:56vh;padding-bottom:80px}
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px}
@media (min-width:1120px){.grid{gap:32px}}

/* ---------- typography helpers ---------- */
.eyebrow{
display:flex;align-items:center;gap:10px;
font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.2em;
color:var(--ice);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--maple),var(--amber))}
.index-num{font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.16em;color:var(--silver)}
.section-head{margin-bottom:24px}
.section-head h2{font-size:var(--fs-28);font-weight:900;letter-spacing:-.01em;color:var(--void);line-height:1.25}
@media (min-width:1120px){.section-head h2{font-size:var(--fs-40)}}
.lede{font-size:var(--fs-20);line-height:1.7;color:var(--graphite);max-width:38em}
.divider{height:1px;background:linear-gradient(90deg,var(--maple),rgba(185,194,204,.6) 24%,rgba(185,194,204,.15));border:0;margin:32px 0}

/* ---------- buttons ---------- */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
min-height:46px;padding:12px 24px;
font-size:var(--fs-14);font-weight:800;letter-spacing:.06em;
text-decoration:none;cursor:pointer;
border:1px solid transparent;
transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn--primary{background:var(--maple);color:var(--paper)}
.btn--primary:hover{background:var(--maple-deep)}
.btn--amber{background:var(--amber);color:var(--void)}
.btn--amber:hover{filter:brightness(1.07)}
.btn--ghost{background:transparent;color:var(--graphite);border-color:var(--silver)}
.btn--ghost:hover{border-color:var(--ice);color:var(--ice)}

/* ---------- breadcrumb ---------- */
.breadcrumb{
display:flex;flex-wrap:wrap;align-items:center;gap:8px;
font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.06em;
color:rgba(58,66,76,.72);
}
.breadcrumb a{text-decoration:none;color:var(--ice)}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb-sep{color:var(--silver)}

/* ---------- tags & pills ---------- */
.tag{
display:inline-flex;align-items:center;gap:6px;
padding:4px 10px;
background:var(--mist);color:var(--ice);
font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
border:1px solid rgba(31,111,168,.28);
}
.tag--amber{background:rgba(255,138,61,.14);color:#B85B14;border-color:rgba(255,138,61,.42)}
.status-pill{
display:inline-flex;align-items:center;gap:8px;
padding:5px 12px;
background:rgba(31,111,168,.1);color:var(--ice);
font-size:var(--fs-12);font-weight:700;letter-spacing:.06em;
border:var(--edge);
}
.status-pill .status-dot{margin-top:0}

/* ---------- surfaces ---------- */
.panel{
background:var(--paper);
border:var(--edge);
box-shadow:var(--shadow-paper);
padding:24px;
}
.paper-card{
position:relative;
background:var(--paper);
border:var(--edge);
box-shadow:var(--shadow-paper);
padding:26px 24px;
}
.paper-card::before{
content:"";position:absolute;left:0;top:0;width:44px;height:3px;
background:linear-gradient(90deg,var(--maple),var(--amber));
}
.paper-card:hover{box-shadow:var(--shadow-lift)}
.paper-card h3{font-size:var(--fs-20);font-weight:800;color:var(--void);line-height:1.4}
.panel--dark{background:var(--void);color:rgba(247,245,241,.8);border-color:rgba(185,194,204,.24);box-shadow:none}
.panel--mist{background:linear-gradient(160deg,var(--mist) 0%,var(--paper) 68%);border:var(--edge)}

/* ---------- stats ---------- */
.stat{display:flex;flex-direction:column;gap:6px}
.stat-value{
font-family:var(--font-mono);font-weight:700;
font-size:var(--fs-40);line-height:1.05;letter-spacing:-.02em;
color:var(--void);
}
@media (min-width:1120px){.stat-value{font-size:var(--fs-56)}}
.stat-value--amber{color:var(--amber)}
.stat-label{font-size:var(--fs-12);letter-spacing:.14em;color:var(--muted);font-family:var(--font-mono)}

/* ---------- tabs ---------- */
.tabs{margin:0}
.tablist{
display:flex;flex-wrap:wrap;gap:4px;
border-bottom:var(--edge);
}
.tab{
padding:11px 18px;
margin-bottom:-1px;
border-bottom:2px solid transparent;
font-size:var(--fs-14);font-weight:800;letter-spacing:.04em;
color:rgba(58,66,76,.66);
cursor:pointer;
transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.tab:hover{color:var(--ice);background:rgba(31,111,168,.07)}
.tab[aria-selected="true"]{color:var(--maple);border-bottom-color:var(--maple)}
.tabpanel{padding:22px 0 0}
.tabpanel[hidden]{display:none}

/* ---------- media ---------- */
.media-frame{
position:relative;overflow:hidden;
border:var(--edge);
background:linear-gradient(150deg,var(--mist) 0%,#CBD9E6 55%,#9FB4C6 100%);
}
.media-frame > img{width:100%;height:100%;object-fit:cover}
.media-frame--wide{aspect-ratio:16/9}
.media-frame--panel{aspect-ratio:21/9}
.media-frame--square{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:3/4}
.media-caption{
margin-top:10px;
font-family:var(--font-mono);font-size:var(--fs-12);letter-spacing:.06em;color:var(--muted);
}

/* ---------- reveal ---------- */
.has-js [data-reveal]{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease}
.has-js [data-reveal][data-revealed]{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
html{scroll-behavior:auto}
*,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
.has-js [data-reveal]{opacity:1;transform:none}
.command-rail{transition:none}
}