/* 1. tokens */
:root{
  --ink:#0B0F0D;
  --deep:#0F2A22;
  --felt:#14382D;
  --line:#2A4A3F;
  --bone:#F4EFE4;
  --silver:#AEB8B4;
  --red:#D3222A;
  --red-dark:#8E151B;
  --gold:#D8B56A;
  --gold-light:#F0D79A;
  --teal:#2E7D6B;

  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-head:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",monospace;

  --max:1440px;
  --gutter:clamp(20px,6vw,88px);
  --t:200ms;
  --edge:2px;
  --shadow-hard:8px 8px 0 rgba(0,0,0,.5);
}

/* 2. reset */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--ink);
  background-image:
    radial-gradient(120% 90% at 85% -20%,rgba(46,125,107,.20),transparent 62%),
    linear-gradient(rgba(42,74,63,.22) 1px,transparent 1px),
    linear-gradient(90deg,rgba(42,74,63,.22) 1px,transparent 1px);
  background-size:100% 100%,120px 120px,120px 120px;
  color:var(--bone);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img,picture,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit}
a{color:var(--gold);text-decoration:none;transition:color var(--t) ease}
a:hover{color:var(--gold-light)}
strong{font-weight:800;color:var(--bone)}
::selection{background:var(--red);color:#fff}

/* 3. focus */
:where(a,button,[tabindex],input,select,textarea):focus-visible{
  outline:3px solid var(--red);
  outline-offset:3px;
  box-shadow:0 0 0 6px rgba(216,181,106,.32);
}

/* 4. utilities */
.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.mono{font-family:var(--font-mono);font-weight:500;letter-spacing:.04em}
.skip-link{
  position:fixed;top:10px;left:10px;z-index:400;
  padding:12px 18px;background:var(--gold);color:var(--ink);
  font-family:var(--font-head);font-weight:800;font-size:14px;
  border:2px solid var(--ink);box-shadow:4px 4px 0 rgba(0,0,0,.6);
  transform:translateY(-180%);transition:transform var(--t) ease;
}
.skip-link:focus,.skip-link:focus-visible{transform:translateY(0);color:var(--ink)}

/* 5. header */
.site-header{position:relative;z-index:100;background:var(--ink)}

.topbar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 20px;
  padding:9px var(--gutter);
  background:var(--ink);
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;color:var(--silver);
}
.topbar__ticker{display:flex;align-items:center;gap:9px;margin:0}
.topbar__dot{width:7px;height:7px;background:var(--teal);box-shadow:0 0 0 3px rgba(46,125,107,.20);flex:none}
.topbar__mail{color:var(--silver)}

.header-main{
  background:linear-gradient(180deg,var(--deep) 0%,#0C221B 100%);
  border-bottom:1px solid var(--line);
}
.header-main__inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding-block:22px;
}

.brand{display:flex;align-items:center;gap:18px;text-decoration:none;color:var(--bone);min-width:0}
.brand__mark{
  display:inline-flex;align-items:center;justify-content:center;flex:none;
  padding:8px 10px;line-height:1;
  font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.08em;
  color:var(--gold);border:2px solid var(--gold);box-shadow:3px 3px 0 rgba(216,181,106,.22);
}
.brand__text{display:flex;flex-direction:column;gap:2px;min-width:0}
.brand__name{font-family:var(--font-head);font-weight:800;font-size:23px;line-height:1.15;letter-spacing:-.01em;color:var(--bone);transition:color var(--t) ease}
.brand__sub{font-size:12px;line-height:1.5;color:var(--silver);letter-spacing:.02em}
.brand:hover .brand__name,.brand:focus-visible .brand__name{color:var(--gold-light)}

.header-actions{display:flex;align-items:center;gap:14px;flex:none}
.header-cta{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 20px;
  background:var(--red);color:#fff;
  font-family:var(--font-head);font-weight:800;font-size:15px;line-height:1.2;
  border:2px solid var(--red);box-shadow:5px 5px 0 var(--red-dark);
  transition:transform var(--t) ease,box-shadow var(--t) ease,background var(--t) ease,color var(--t) ease;
}
.header-cta::after{content:"↗";font-family:var(--font-mono);font-size:13px}
.header-cta:hover,.header-cta:focus-visible{
  background:var(--red-dark);color:#fff;
  transform:translate(-2px,-2px);box-shadow:7px 7px 0 rgba(142,21,27,.9);
}

.nav-toggle{
  display:none;align-items:center;gap:10px;
  padding:12px 15px;background:transparent;color:var(--bone);
  border:2px solid var(--gold);cursor:pointer;
  font-family:var(--font-head);font-weight:800;font-size:14px;line-height:1;
  transition:background var(--t) ease,color var(--t) ease;
}
.nav-toggle:hover{background:rgba(216,181,106,.14)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;justify-content:space-between;width:18px;height:14px}
.nav-toggle__bars i{display:block;height:2px;width:100%;background:var(--gold);transition:transform var(--t) ease,opacity var(--t) ease}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-toggle__label{letter-spacing:.02em}

.site-nav{
  display:grid;grid-template-rows:1fr;
  background:var(--ink);
  border-top:2px solid var(--line);
}
.site-nav__inner{
  display:flex;align-items:stretch;gap:0;
  min-height:0;overflow:hidden;
}
.site-nav__list{display:flex;flex-wrap:wrap;flex:1 1 auto}
.site-nav__item{border-left:1px solid rgba(42,74,63,.8)}
.site-nav__item:first-child{border-left:0}
.site-nav__link{
  position:relative;
  display:flex;flex-direction:column;gap:4px;
  padding:16px 24px 26px;
  color:var(--bone);
  transition:background var(--t) ease,color var(--t) ease;
}
.site-nav__item:first-child .site-nav__link{padding-left:0}
.site-nav__item:first-child .nav-hint{left:0}
.site-nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:var(--red);transform:scaleX(0);transform-origin:left center;
  transition:transform var(--t) ease;
}
.site-nav__link:hover,.site-nav__link:focus-visible{background:rgba(20,56,45,.75);color:var(--bone)}
.site-nav__link:hover::after,.site-nav__link:focus-visible::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"] .nav-label{color:var(--gold-light)}
.nav-num{font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.12em;color:var(--gold)}
.nav-label{font-family:var(--font-head);font-weight:800;font-size:16px;line-height:1.2;letter-spacing:.01em}
.nav-hint{
  position:absolute;left:24px;bottom:7px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;
  color:var(--silver);opacity:0;transform:translateY(-3px);
  transition:opacity var(--t) ease,transform var(--t) ease,color var(--t) ease;
  white-space:nowrap;
}
.site-nav__link:hover .nav-hint,.site-nav__link:focus-visible .nav-hint{opacity:1;transform:translateY(0);color:var(--gold-light)}
.nav-meta{
  display:flex;align-items:center;gap:8px;flex:none;
  margin:0 0 0 auto;padding:0 0 0 24px;
  border-left:1px solid rgba(42,74,63,.8);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--silver);
  white-space:nowrap;
}
.nav-meta__k{color:var(--silver)}
.nav-meta__v{color:var(--gold-light)}

.scroll-progress{
  position:fixed;top:0;left:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--red),var(--gold));
  transform:scaleX(0);transform-origin:0 50%;
  z-index:300;pointer-events:none;
}

/* 6. footer */
.site-footer{
  background:linear-gradient(180deg,#0A1613 0%,var(--ink) 62%);
  border-top:2px solid var(--line);
  color:var(--bone);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.35fr;gap:40px;
  padding-block:clamp(40px,6vw,76px);
}
.footer-brand{max-width:44ch}
.footer-brand__name{
  font-family:var(--font-head);font-weight:800;font-size:22px;line-height:1.2;
  color:var(--bone);letter-spacing:-.01em;
  padding-left:14px;border-left:3px solid var(--red);
}
.footer-brand__sum{margin-top:14px;font-size:14px;line-height:1.8;color:var(--silver)}
.footer-update{
  display:flex;align-items:center;gap:9px;margin-top:18px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--gold);
}
.footer-update__dot{width:7px;height:7px;background:var(--teal);flex:none;box-shadow:0 0 0 3px rgba(46,125,107,.18)}

.footer-col__title{
  font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.14em;
  color:var(--gold);text-transform:uppercase;
  padding-top:12px;border-top:1px solid var(--line);
}
.footer-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.footer-list li{font-size:14px;line-height:1.6;color:var(--silver)}
.footer-list a{
  display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;
  color:var(--bone);
  transition:color var(--t) ease,transform var(--t) ease;
}
.footer-list a:hover,.footer-list a:focus-visible{color:var(--gold-light);transform:translateX(3px)}
.footer-list a .mono{font-size:10px;letter-spacing:.05em;color:var(--line)}
.footer-list a:hover .mono{color:var(--gold)}
.footer-list--plain a{display:inline;color:inherit}
.footer-k{
  display:block;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;color:var(--gold);
}
.footer-contact{padding-top:0}

.footer-legal{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px;
  padding-block:20px 30px;
  border-top:1px solid var(--line);
  font-size:12px;line-height:1.7;color:var(--silver);
}
.footer-legal__line{
  display:flex;align-items:center;gap:10px;margin:0;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--silver);
}
.footer-legal__line .mono{color:var(--gold)}
.footer-legal__note{margin:0;flex:1 1 320px;font-size:12px;color:var(--silver)}

.to-top{
  position:fixed;right:clamp(16px,3vw,32px);bottom:clamp(16px,3vw,32px);z-index:320;
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 16px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;
  color:var(--gold-light);background:rgba(11,15,13,.94);
  border:2px solid var(--gold);box-shadow:4px 4px 0 rgba(0,0,0,.6);
  cursor:pointer;
  opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity var(--t) ease,transform var(--t) ease,background var(--t) ease,color var(--t) ease;
}
.to-top[data-visible]{opacity:1;transform:translateY(0);pointer-events:auto}
.to-top:hover{background:var(--gold);color:var(--ink)}

/* 7. shared blocks */
.section{padding-block:clamp(48px,7vw,96px)}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px 24px;
  padding-bottom:16px;margin-bottom:32px;
  border-bottom:1px solid var(--line);
}
.display{
  margin:0;
  font-family:var(--font-display);font-weight:200;
  font-size:clamp(48px,9vw,132px);line-height:.9;letter-spacing:-.04em;
  color:var(--bone);
}
.h2{
  margin:0;
  font-family:var(--font-head);font-weight:800;
  font-size:clamp(24px,3vw,40px);line-height:1.15;letter-spacing:-.01em;
  color:var(--bone);
}
.lead{margin:0;max-width:46ch;font-size:clamp(16px,1.4vw,19px);line-height:1.75;color:var(--silver)}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--red);flex:none}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;background:rgba(20,56,45,.65);
  border:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.08em;color:var(--silver);
}
.tag--gold{color:var(--gold-light);border-color:var(--gold)}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 24px;
  font-family:var(--font-head);font-weight:800;font-size:15px;line-height:1.2;
  color:var(--bone);background:transparent;
  border:2px solid var(--line);border-radius:0;cursor:pointer;
  transition:transform var(--t) ease,box-shadow var(--t) ease,background var(--t) ease,color var(--t) ease,border-color var(--t) ease;
}
.btn:hover,.btn:focus-visible{transform:translate(-2px,-2px)}
.btn--primary{
  background:var(--red);border-color:var(--red);color:#fff;
  box-shadow:5px 5px 0 var(--red-dark);
}
.btn--primary:hover,.btn--primary:focus-visible{background:var(--red-dark);color:#fff;box-shadow:7px 7px 0 rgba(142,21,27,.9)}
.btn--ghost{color:var(--gold);border-color:var(--gold);box-shadow:5px 5px 0 rgba(216,181,106,.18)}
.btn--ghost:hover,.btn--ghost:focus-visible{background:rgba(216,181,106,.14);color:var(--gold-light);box-shadow:7px 7px 0 rgba(216,181,106,.24)}

.breadcrumbs{padding-block:16px;border-bottom:1px solid var(--line)}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--silver)}
.breadcrumbs li{display:flex;align-items:center;gap:8px}
.breadcrumbs li:not(:last-child)::after{content:"/";color:var(--line)}
.breadcrumbs a{color:var(--silver)}
.breadcrumbs a:hover,.breadcrumbs a:focus-visible{color:var(--gold-light)}
.breadcrumbs [aria-current="page"]{color:var(--gold)}

.grid{display:grid;gap:24px}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}

/* 8. media placeholders */
.media-frame{
  position:relative;display:block;overflow:hidden;
  border:2px solid var(--line);
  background:linear-gradient(150deg,var(--felt) 0%,var(--deep) 58%,#0A1A15 100%);
  box-shadow:var(--shadow-hard);
}
.media-frame::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(42,74,63,.5) 1px,transparent 1px),
    linear-gradient(90deg,rgba(42,74,63,.5) 1px,transparent 1px);
  background-size:32px 32px;opacity:.5;
}
.media-frame > img,.media-frame > picture > img,.media-frame > video{
  position:relative;z-index:1;display:block;width:100%;height:100%;object-fit:cover;
}
.media-frame__caption{
  position:absolute;left:0;bottom:0;z-index:2;
  padding:9px 14px;
  background:rgba(11,15,13,.86);
  border-top:1px solid var(--gold);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--gold-light);
}
.media-frame--wide{aspect-ratio:16/9}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--square{aspect-ratio:1/1}
.media-frame--banner{aspect-ratio:21/9}

/* 9. responsive */
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1;max-width:none}
}

@media (max-width:959px){
  .nav-toggle{display:inline-flex}
  .site-nav{grid-template-rows:0fr}
  .site-nav[data-open]{grid-template-rows:1fr}
  .site-nav__inner{display:block;padding-block:0;overflow:hidden;min-height:0}
  .site-nav__list{flex-direction:column}
  .site-nav__item{border-left:0;border-top:1px solid rgba(42,74,63,.8)}
  .site-nav__item:first-child{border-top:0}
  .site-nav__link{
    flex-direction:row;align-items:baseline;gap:12px;
    padding:15px 0;
  }
  .site-nav__item:first-child .site-nav__link{padding-left:0}
  .site-nav__link::after{height:2px;right:auto;width:56px}
  .nav-hint{display:none}
  .nav-meta{display:none}
  .header-main__inner{flex-wrap:wrap;row-gap:16px;padding-block:18px}
  .brand{flex:1 1 100%}
  .header-actions{width:100%;justify-content:space-between;gap:12px}
  .header-cta{padding:12px 16px;font-size:14px}
}

@media (max-width:719px){
  body{font-size:16px}
  .topbar{font-size:11px;letter-spacing:.02em;padding-block:8px}
  .topbar__mail{display:none}
  .brand__sub{display:none}
  .brand__name{font-size:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-legal{padding-block:18px 110px}
  .footer-legal__note{flex:1 1 100%}
  .grid--12{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section__head{margin-bottom:24px}
}

@media (max-width:479px){
  .brand__mark{font-size:11px;padding:7px 8px}
  .header-cta{padding:11px 13px;font-size:13px}
  .header-cta::after{display:none}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
  .footer-list a:hover,.footer-list a:focus-visible{transform:none}
  .btn:hover,.btn:focus-visible,.header-cta:hover,.header-cta:focus-visible{transform:none}
}