*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:#1E1E1E;
  background-color:#F5F5F0;
  background-image:
    linear-gradient(rgba(10,31,68,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(10,31,68,.035) 1px,transparent 1px);
  background-size:24px 24px
}
main{display:block}
img,picture{max-width:100%;display:block}
button{
  appearance:none;
  -webkit-appearance:none;
  border:0;
  background:none;
  color:inherit;
  cursor:pointer
}
a{background-color:transparent;color:#0A1F44;text-underline-offset:3px}
a:hover{color:#FF6B35}
h1,h2,h3,h4,h5,h6{
  font-family:'Arial Narrow',Impact,'PingFang SC','Microsoft YaHei',sans-serif;
  font-weight:700;
  line-height:1.15;
  letter-spacing:-.01em;
  text-transform:uppercase;
  color:#0A1F44
}
h1{font-size:clamp(2rem,5vw,3rem)}
h2{font-size:clamp(1.5rem,3.2vw,2rem)}
h3{font-size:clamp(1.125rem,2.2vw,1.375rem)}
p{margin-bottom:1em}
:focus-visible{outline:3px solid #FF6B35;outline-offset:2px}
::selection{background:rgba(255,107,53,.28)}

:root{
  --c-blue:#0A1F44;
  --c-blue-2:#1A3A6B;
  --c-blue-0:#071530;
  --c-orange:#FF6B35;
  --c-gold:#FFD700;
  --c-ink:#1E1E1E;
  --c-paper:#F5F5F0;
  --c-line:#E8E4D8;
  --c-white:#fff;
  --font-head:'Arial Narrow',Impact,'PingFang SC','Microsoft YaHei',sans-serif;
  --font-body:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-mono:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;
  --container:1200px;
  --ease:cubic-bezier(.22,.68,.38,1)
}

.container{
  width:min(var(--container),calc(100% - 48px));
  margin-inline:auto
}
#main-content{flex:1 0 auto;width:100%}

.section{position:relative;padding:clamp(44px,7vw,88px) 0}
.section--paper{background:var(--c-paper)}
.section--ink{
  background-color:var(--c-blue);
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:28px 28px;
  color:rgba(255,255,255,.82)
}
.section--narrow>.container{max-width:860px}
.section--wide>.container{max-width:1280px}

.grid{display:grid;gap:24px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.split{
  display:grid;
  gap:clamp(24px,4vw,48px);
  grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  align-items:start
}

.btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:12px 26px;
  border:1px solid transparent;
  background:transparent;
  font-family:var(--font-head);
  font-size:14px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  text-decoration:none;
  color:inherit;
  line-height:1.2;
  transition:transform .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease)
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn--primary{
  background:var(--c-orange);
  color:#fff;
  box-shadow:0 10px 22px -12px rgba(255,107,53,.65)
}
.btn--primary::after{
  content:'';
  position:absolute;
  top:0;
  right:0;
  border-style:solid;
  border-width:0 0 12px 12px;
  border-color:transparent transparent rgba(255,255,255,.32) transparent;
  pointer-events:none
}
.btn--ghost{border-color:rgba(255,255,255,.45);color:#fff}
.btn--ghost:hover{border-color:var(--c-orange);color:var(--c-gold)}
.btn--line{border-color:var(--c-blue);color:var(--c-blue)}
.btn--line:hover{border-color:var(--c-orange);color:var(--c-orange)}

.tag{
  display:inline-block;
  padding:5px 10px;
  border:1px solid rgba(255,107,53,.35);
  background:rgba(255,107,53,.12);
  color:var(--c-orange);
  font-family:var(--font-head);
  font-size:12px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  text-decoration:none;
  line-height:1.4
}
.tag--gold{
  color:var(--c-gold);
  border-color:rgba(255,215,0,.45);
  background:rgba(255,215,0,.12)
}

.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-head);
  font-size:12px;
  font-weight:700;
  letter-spacing:.35em;
  text-transform:uppercase;
  color:var(--c-orange)
}
.eyebrow::before{content:'';width:28px;height:1px;background:currentColor}
.section-index{
  display:inline-grid;
  place-items:center;
  min-width:44px;
  padding:4px 10px;
  margin-bottom:14px;
  border:1px solid rgba(255,107,53,.4);
  background:rgba(255,107,53,.08);
  color:var(--c-orange);
  font-family:var(--font-head);
  font-size:13px;
  letter-spacing:.2em
}
.section-head{max-width:800px;margin-bottom:clamp(24px,4vw,40px)}
.section-head h2{margin-top:10px}
.section-head .eyebrow{margin-bottom:12px}
.section--ink .section-head h1,
.section--ink .section-head h2,
.section--ink .section-head h3{color:#fff}

.card{
  position:relative;
  padding:24px;
  background:var(--c-white);
  border:1px solid var(--c-line);
  box-shadow:5px 5px 0 var(--c-line);
  color:var(--c-ink);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease)
}
.card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:3px;
  background:linear-gradient(90deg,var(--c-orange) 0,var(--c-orange) 72px,var(--c-gold) 72px,var(--c-gold) 92px,transparent 92px)
}
.card:hover{
  transform:translate(-2px,-2px);
  box-shadow:8px 8px 0 var(--c-line)
}

.stat{
  padding:20px 20px 18px;
  background:var(--c-white);
  border:1px solid var(--c-line);
  border-left:4px solid var(--c-orange);
  box-shadow:3px 3px 0 var(--c-line)
}
.stat__value{
  display:block;
  font-family:var(--font-head);
  font-size:clamp(28px,4vw,42px);
  line-height:1;
  color:var(--c-blue);
  font-variant-numeric:tabular-nums
}
.stat__label{
  display:block;
  margin-top:10px;
  font-size:12px;
  letter-spacing:.18em;
  color:var(--c-blue);
  text-transform:uppercase
}

.image-frame{
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px),
    var(--c-blue-2);
  background-size:24px 24px;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:6px 6px 0 rgba(10,31,68,.12)
}
.image-frame--16-9{aspect-ratio:16/9}
.image-frame--4-3{aspect-ratio:4/3}
.image-frame img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover
}
.image-frame__label{
  position:absolute;
  top:10px;
  left:10px;
  z-index:1;
  margin:0;
  padding:4px 8px;
  background:rgba(7,21,48,.75);
  color:#fff;
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase
}

.prose{max-width:70ch}
.prose p{margin-bottom:18px}
.prose h2{margin:44px 0 12px}
.prose h3{margin:32px 0 8px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:1.4em}
.prose li{margin-bottom:6px}
.prose a{text-decoration:underline;text-underline-offset:4px}

.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:12px 0;
  margin-bottom:32px;
  border-bottom:1px solid var(--c-line);
  list-style:none;
  font-size:13px
}
.breadcrumb__item{display:inline-flex;align-items:center}
.breadcrumb__item+.breadcrumb__item::before{
  content:'∕';
  margin-right:8px;
  color:var(--c-orange);
  font-weight:700
}
.breadcrumb a{color:var(--c-blue);text-decoration:none}
.breadcrumb a:hover{color:var(--c-orange)}
.breadcrumb [aria-current='page']{color:var(--c-ink);font-weight:600}

.coordinate{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:rgba(255,255,255,.4)
}
.coordinate::before{
  content:'';
  display:block;
  width:24px;
  height:1px;
  background:currentColor;
  opacity:.6
}

.watermark{
  position:absolute;
  right:-4px;
  bottom:-28px;
  line-height:1;
  font-family:var(--font-head);
  font-size:clamp(120px,18vw,220px);
  color:rgba(10,31,68,.045);
  pointer-events:none;
  user-select:none
}
.section--ink .watermark{color:rgba(255,255,255,.04)}

.collapse{
  background:var(--c-white);
  border:1px solid var(--c-line);
  box-shadow:3px 3px 0 var(--c-line)
}
.collapse+.collapse{margin-top:12px}
.collapse__trigger{
  position:relative;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  width:100%;
  padding:18px 20px;
  background:transparent;
  border:0;
  text-align:left;
  font-family:var(--font-head);
  font-size:18px;
  font-weight:700;
  color:var(--c-blue)
}
.collapse__trigger::after{
  content:'+';
  font-size:20px;
  color:var(--c-orange);
  flex:0 0 auto
}
.collapse[data-open] .collapse__trigger::after{content:'–'}
.collapse__panel{
  display:grid;
  grid-template-rows:0fr;
  visibility:hidden;
  transition:grid-template-rows .3s var(--ease),visibility .3s var(--ease)
}
.collapse[data-open] .collapse__panel{
  grid-template-rows:1fr;
  visibility:visible
}
.collapse__content{
  overflow:hidden;
  min-height:0;
  padding:0 20px;
  color:#333;
  line-height:1.8
}
.collapse[data-open] .collapse__content{padding-bottom:20px}

[data-scrollspy-target]{
  scroll-margin-top:24px;
  transition:box-shadow .2s var(--ease)
}
[data-scrollspy-target][data-active]{box-shadow:inset 3px 0 0 var(--c-orange)}
[data-scrollspy-link].is-active,
[data-scrollspy-link][aria-current='location']{color:var(--c-orange)}

.site-header{
  position:relative;
  z-index:100;
  background-color:var(--c-blue);
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:32px 32px;
  color:#fff
}
.site-header a{color:inherit}
.site-header a:hover{color:var(--c-gold)}

.skip-link{
  position:fixed;
  top:8px;
  left:8px;
  z-index:2000;
  padding:10px 18px;
  background:var(--c-orange);
  color:#fff;
  font-weight:700;
  text-decoration:none;
  transform:translateY(-300%);
  transition:transform .2s var(--ease)
}
.skip-link:focus{transform:translateY(0)}

.progress-bar{
  position:fixed;
  left:0;
  top:0;
  z-index:1500;
  width:100%;
  height:4px;
  background:transparent
}
.progress-bar span{
  display:block;
  width:100%;
  height:100%;
  background:linear-gradient(90deg,var(--c-orange),var(--c-gold));
  transform:scaleX(0);
  transform-origin:left top
}

.masthead{position:relative}
.masthead-utility{
  background:rgba(7,21,48,.92);
  border-bottom:1px solid rgba(255,255,255,.08)
}
.masthead-utility__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px 16px;
  padding-top:8px;
  padding-bottom:8px
}
.masthead-utility__slogan{
  font-size:12px;
  letter-spacing:.28em;
  color:rgba(255,255,255,.66);
  text-transform:uppercase
}
.masthead-utility__entry{text-decoration:none}

.masthead-main{
  position:relative;
  display:grid;
  place-items:center;
  padding:34px 0 28px
}
.masthead-main::after{
  content:'';
  position:absolute;
  left:0;
  right:0;
  bottom:12px;
  height:2px;
  background:linear-gradient(90deg,
    var(--c-orange) 0,
    var(--c-orange) 48px,
    rgba(255,255,255,.14) 48px,
    rgba(255,255,255,.14) calc(100% - 48px),
    var(--c-gold) calc(100% - 48px),
    var(--c-gold) 100%)
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none
}
.brand__mark{
  position:relative;
  display:grid;
  place-items:center;
  width:46px;
  height:46px;
  background:linear-gradient(135deg,var(--c-orange) 0%,#e8541f 100%);
  color:#fff;
  font-family:var(--font-head);
  font-size:28px;
  font-weight:700;
  line-height:1;
  border-radius:4px 4px 4px 0;
  box-shadow:0 6px 0 rgba(0,0,0,.14),inset 0 0 0 1px rgba(255,255,255,.14)
}
.brand__mark::after{
  content:'';
  position:absolute;
  right:3px;
  top:3px;
  width:6px;
  height:6px;
  background:rgba(255,255,255,.4);
  border-radius:50%
}
.brand__name{
  font-family:var(--font-head);
  font-size:24px;
  font-weight:700;
  line-height:1.05;
  letter-spacing:.06em;
  color:#fff;
  text-transform:uppercase
}
.brand__name small{
  display:block;
  margin-top:3px;
  font-size:10px;
  font-weight:400;
  letter-spacing:.52em;
  color:var(--c-orange);
  text-transform:uppercase
}
.brand--footer .brand__mark{width:38px;height:38px;font-size:22px}
.brand--footer .brand__name{font-size:20px}

.nav-toggle{
  display:none;
  position:absolute;
  right:0;
  top:50%;
  transform:translateY(-50%);
  z-index:10;
  width:44px;
  height:44px;
  padding:0;
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.05);
  color:#fff;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px
}
.nav-toggle__bar{
  display:block;
  width:20px;
  height:2px;
  background:currentColor;
  transition:transform .2s var(--ease),opacity .2s var(--ease)
}

.site-nav{
  position:relative;
  background:rgba(7,21,48,.55);
  border-top:1px solid rgba(255,255,255,.1);
  border-bottom:1px solid rgba(255,255,255,.1)
}
.site-nav__list{
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  margin:0;
  padding:0;
  list-style:none
}
.site-nav__item{flex:0 0 auto}
.site-nav__link{
  position:relative;
  display:block;
  padding:14px 22px 12px;
  color:rgba(255,255,255,.9);
  font-family:var(--font-head);
  font-size:15px;
  font-weight:700;
  letter-spacing:.16em;
  line-height:1.2;
  text-decoration:none;
  text-transform:uppercase;
  transition:background .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease)
}
.site-nav__link::before{
  content:attr(data-index);
  display:block;
  margin-bottom:4px;
  font-size:10px;
  font-weight:400;
  letter-spacing:.3em;
  color:var(--c-orange)
}
.site-nav__link:hover{
  color:#fff;
  background:rgba(255,255,255,.06)
}
.site-nav__link[aria-current='page']{
  color:var(--c-gold);
  box-shadow:inset 0 -3px 0 var(--c-orange)
}
.site-nav__meta{
  margin:0;
  padding:6px 0 12px;
  text-align:center;
  font-size:10px;
  letter-spacing:.38em;
  text-transform:uppercase;
  color:rgba(255,255,255,.36)
}

.site-footer{
  position:relative;
  background-color:var(--c-blue-0);
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:28px 28px;
  color:rgba(255,255,255,.72);
  border-top:4px solid var(--c-orange)
}
.site-footer a{color:inherit;transition:color .18s var(--ease)}
.site-footer a:hover{color:var(--c-gold)}
.site-footer a[aria-current='page']{color:var(--c-gold)}
.site-footer__primary{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);
  gap:clamp(28px,5vw,64px);
  padding:56px 0 44px
}
.site-footer__brand .brand{margin-bottom:18px}
.site-footer__slogan{
  margin-bottom:12px;
  font-family:var(--font-head);
  font-size:18px;
  letter-spacing:.24em;
  color:var(--c-gold)
}
.site-footer__trust{
  max-width:46ch;
  font-size:12px;
  line-height:1.9;
  color:rgba(255,255,255,.5)
}
.site-footer__heading{
  margin-bottom:16px;
  font-size:13px;
  letter-spacing:.32em;
  color:var(--c-gold);
  text-transform:uppercase
}
.site-footer__list{
  display:grid;
  gap:10px;
  margin:0;
  padding:0;
  list-style:none
}
.site-footer__list a{
  text-decoration:none;
  font-size:14px;
  color:rgba(255,255,255,.78)
}
.site-footer__list--plain{
  font-size:14px;
  line-height:2;
  color:rgba(255,255,255,.7)
}
.site-footer__note{
  margin-top:14px;
  font-size:11px;
  line-height:1.8;
  color:rgba(255,255,255,.42)
}
.site-footer__legal{
  border-top:1px solid rgba(255,255,255,.1);
  background:rgba(7,21,48,.75)
}
.site-footer__legal-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
  padding:16px 0
}
.site-footer__copy{
  margin:0;
  font-size:12px;
  color:rgba(255,255,255,.5)
}
.site-footer__legal-links{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin:0;
  padding:0;
  list-style:none
}
.site-footer__legal-links a{
  font-size:12px;
  letter-spacing:.06em;
  color:rgba(255,255,255,.66);
  text-decoration:none
}
.site-footer__legal-links a:hover{color:var(--c-orange)}
.site-footer__icp{
  margin:0;
  font-size:12px;
  letter-spacing:.06em;
  color:rgba(255,255,255,.46)
}

@media (max-width:919px){
  .nav-toggle{display:inline-flex}
  .nav-toggle[aria-expanded='true'] .nav-toggle__bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded='true'] .nav-toggle__bar:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded='true'] .nav-toggle__bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .site-nav{
    position:absolute;
    left:0;
    right:0;
    top:100%;
    display:none;
    z-index:900;
    max-height:calc(100vh - 80px);
    overflow-y:auto;
    background:rgba(7,21,48,.98);
    box-shadow:0 20px 32px rgba(7,21,48,.45)
  }
  .site-nav[data-open]{display:block}
  .site-nav__list{
    flex-direction:column;
    align-items:stretch
  }
  .site-nav__link{
    padding:16px 20px;
    border-bottom:1px solid rgba(255,255,255,.06)
  }
  .site-nav__link::before{margin-bottom:2px}
  .site-nav__meta{display:none}
}

@media (max-width:900px){
  .site-footer__primary{grid-template-columns:1fr;gap:32px}
  .split{grid-template-columns:1fr}
}

@media (max-width:720px){
  .masthead-utility__slogan{display:none}
  .coordinate{display:none}
  .section{padding:36px 0}
  .grid--2,.grid--3{grid-template-columns:1fr}
  .container{width:calc(100% - 32px)}
}

@media (prefers-reduced-motion:no-preference){
  [data-reveal]{
    opacity:0;
    transform:translateY(18px);
    transition:opacity .55s var(--ease),transform .55s var(--ease)
  }
  [data-reveal].is-revealed{
    opacity:1;
    transform:translateY(0)
  }
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    transition-delay:0ms !important
  }
}