:root{
  --plateau:#0A4DA2;
  --snow:#F8FAFC;
  --night:#101826;
  --flag-red:#C8102E;
  --flag-yellow:#F2A900;
  --flag-green:#008C5A;
  --peak-blue:#5B8FC7;
  --ink-gray:#5D6B7D;
  --font-display:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --header-width:280px;
  --header-mobile-height:64px;
  --content-width:1200px;
  --cut:16px;
  --shadow-soft:0 16px 36px rgba(16,24,38,.06);
  --shadow-deep:0 12px 24px rgba(16,24,38,.18);
  --transition:160ms ease;
}

*,*::before,*::after{box-sizing:border-box;}

html{
  background:var(--snow);
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--snow);
  color:var(--night);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  padding-top:var(--header-mobile-height);
}

@media (min-width:1024px){
  body{
    padding-top:0;
    padding-left:var(--header-width);
  }
}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-display);
  line-height:1.2;
  margin:0 0 .5em;
}

p{margin:0 0 1em;}

ul,ol{margin:0;padding-left:1.25em;}

a{
  color:var(--plateau);
  text-decoration:none;
}

a:hover{text-decoration:underline;}

img{
  display:block;
  max-width:100%;
  height:auto;
}

address{font-style:normal;}

::selection{
  background:var(--plateau);
  color:#fff;
}

:focus-visible{
  outline:3px solid var(--flag-yellow);
  outline-offset:2px;
}

#main-content{
  display:block;
  min-height:65vh;
}

.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:var(--header-mobile-height);
  z-index:150;
  color:#fff;
  background:var(--night);
  box-shadow:var(--shadow-deep);
}

.skip-link{
  position:absolute;
  left:16px;
  top:-64px;
  z-index:300;
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:0 14px;
  background:var(--plateau);
  color:#fff;
  font-weight:600;
  font-size:14px;
  text-decoration:none;
}

.skip-link:focus{
  top:12px;
  text-decoration:none;
}

.side-progress{display:none;}

.header-inner{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:0 16px;
}

.brand{min-width:0;}

.brand-link{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
}

.brand-link:hover{
  color:#fff;
  text-decoration:none;
}

.brand-mark{
  display:grid;
  place-items:center;
  width:36px;
  height:36px;
  background:var(--plateau);
  color:#fff;
  font-family:var(--font-display);
  font-weight:900;
  font-size:12px;
  letter-spacing:.02em;
  clip-path:polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

.brand-text{
  display:flex;
  flex-direction:column;
  min-width:0;
}

.brand-name{
  font-size:16px;
  font-weight:900;
  letter-spacing:.04em;
  line-height:1.2;
}

.brand-sub{
  font-size:10px;
  letter-spacing:.08em;
  color:rgba(248,250,252,.55);
  white-space:nowrap;
}

.nav-toggle{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:0 12px;
  background:transparent;
  border:1px solid rgba(248,250,252,.22);
  border-radius:0;
  color:#fff;
  font-family:var(--font-body);
  font-size:13px;
  cursor:pointer;
}

.nav-toggle:hover{
  border-color:var(--flag-yellow);
  text-decoration:none;
}

.nav-toggle-icon{
  position:relative;
  display:block;
  width:20px;
  height:2px;
  background:currentColor;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after{
  content:"";
  position:absolute;
  left:0;
  width:100%;
  height:2px;
  background:currentColor;
  transition:transform var(--transition), top var(--transition);
}

.nav-toggle-icon::before{top:-6px;}
.nav-toggle-icon::after{top:6px;}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon{background:transparent;}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before{
  top:0;
  transform:rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after{
  top:0;
  transform:rotate(-45deg);
}

.nav-toggle-label{
  font-size:12px;
  letter-spacing:.08em;
  line-height:1;
}

.site-nav{
  position:absolute;
  top:var(--header-mobile-height);
  left:0;
  right:0;
  z-index:200;
  background:var(--night);
  border-top:1px solid rgba(248,250,252,.08);
  box-shadow:var(--shadow-deep);
  visibility:hidden;
  opacity:0;
  transform:translateY(-8px);
  transition:opacity var(--transition), transform var(--transition), visibility 0s linear var(--transition);
}

.site-nav[data-open]{
  visibility:visible;
  opacity:1;
  transform:none;
  transition:opacity var(--transition), transform var(--transition), visibility 0s;
}

.nav-list{
  list-style:none;
  margin:0;
  padding:14px;
}

.nav-item + .nav-item{
  border-top:1px solid rgba(248,250,252,.06);
}

.nav-link{
  display:block;
  padding:12px 14px;
  border-left:2px solid transparent;
  color:rgba(248,250,252,.76);
  font-weight:600;
  font-size:15px;
  text-decoration:none;
  transition:background var(--transition), color var(--transition), border-color var(--transition);
}

.nav-link:hover{
  color:#fff;
  background:rgba(248,250,252,.05);
  text-decoration:none;
}

.nav-link:active{
  background:rgba(10,77,162,.35);
  color:#fff;
}

.nav-link[aria-current="page"]{
  border-left-color:var(--flag-yellow);
  color:#fff;
  background:linear-gradient(90deg, rgba(10,77,162,.4), rgba(10,77,162,.12));
}

.header-announcement{display:none;}

@media (min-width:1024px){
  .site-header{
    right:auto;
    width:var(--header-width);
    height:100vh;
    box-shadow:none;
    border-right:1px solid rgba(248,250,252,.08);
  }

  .header-inner{
    height:100%;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    padding:28px 20px 20px;
    gap:24px;
  }

  .brand{padding:0 6px;}

  .brand-mark{
    width:44px;
    height:44px;
    font-size:13px;
  }

  .site-nav{
    position:static;
    z-index:auto;
    visibility:visible;
    opacity:1;
    transform:none;
    flex:1;
    box-shadow:none;
    border-top:0;
    background:transparent;
    padding-top:8px;
    transition:none;
  }

  .nav-list{
    flex-direction:column;
    padding:0;
  }

  .nav-item + .nav-item{border-top:0;}

  .nav-link{
    padding:10px 12px 10px 16px;
    border-left-width:3px;
    font-size:14px;
  }

  .nav-toggle{display:none;}

  .header-announcement{
    display:block;
    margin-top:auto;
    background:rgba(10,77,162,.28);
    border-left:3px solid var(--flag-yellow);
    padding:12px 14px;
    font-size:12px;
    line-height:1.6;
    color:rgba(248,250,252,.82);
  }

  .side-progress{
    display:block;
    position:absolute;
    top:0;
    right:0;
    bottom:0;
    width:3px;
    background:rgba(255,255,255,.14);
  }

  .side-progress-fill{
    display:block;
    width:100%;
    height:0;
    background:linear-gradient(180deg, var(--flag-yellow), var(--plateau) 60%, var(--plateau));
  }
}

.container{
  width:min(100% - 40px, var(--content-width));
  margin-inline:auto;
}

.container-narrow{
  width:min(100% - 40px, 880px);
  margin-inline:auto;
}

.section{
  padding-block:48px;
}

@media (min-width:768px){
  .section{
    padding-block:72px;
  }
}

.section-head{
  display:flex;
  align-items:flex-end;
  gap:16px;
  margin-bottom:28px;
  flex-wrap:wrap;
}

.section-kicker{
  margin:0;
  font-size:12px;
  font-weight:700;
  letter-spacing:.18em;
  color:var(--ink-gray);
}

.section-title{
  margin:0;
  font-size:clamp(30px,4vw,52px);
  line-height:1.1;
  font-weight:900;
}

.page-title{
  margin:0 0 12px;
  font-size:clamp(40px,6vw,84px);
  line-height:1.05;
  font-weight:900;
  letter-spacing:.01em;
}

.lead{
  margin:0 0 24px;
  font-size:18px;
  line-height:1.8;
  color:var(--ink-gray);
  max-width:44em;
}

.vertical-note{
  writing-mode:vertical-rl;
  margin-left:auto;
  font-size:12px;
  letter-spacing:.22em;
  color:var(--ink-gray);
  transform:rotate(180deg);
}

.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:20px 0 32px;
  list-style:none;
  font-size:13px;
  color:var(--ink-gray);
}

.breadcrumb a{
  color:var(--plateau);
}

.breadcrumb a:hover{
  text-decoration:underline;
}

.breadcrumb-item{
  display:inline-flex;
  align-items:center;
}

.breadcrumb-item + .breadcrumb-item::before{
  content:"/";
  margin-right:8px;
  color:var(--peak-blue);
}

.grid{
  display:grid;
  gap:24px;
}

.grid-2{
  grid-template-columns:1fr;
}

.grid-3{
  grid-template-columns:1fr;
}

@media (min-width:760px){
  .grid-2{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
}

@media (min-width:1024px){
  .grid-3{
    grid-template-columns:repeat(3, minmax(0,1fr));
  }
}

.chamfer-panel{
  position:relative;
  background:#fff;
  padding:24px;
  box-shadow:var(--shadow-soft);
  clip-path:polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.data-card{
  background:#fff;
  padding:24px;
  border-top:3px solid var(--plateau);
  box-shadow:var(--shadow-soft);
}

.tag{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:26px;
  padding:2px 10px;
  background:rgba(10,77,162,.12);
  color:var(--plateau);
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
  clip-path:polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

.tag-red{
  background:rgba(200,16,46,.12);
  color:var(--flag-red);
}

.tag-green{
  background:rgba(0,140,90,.12);
  color:var(--flag-green);
}

.tag-yellow{
  background:rgba(242,169,0,.16);
  color:#7A5400;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:10px 20px;
  background:var(--night);
  border:1px solid var(--night);
  border-radius:0;
  color:#fff;
  font-family:var(--font-body);
  font-weight:600;
  font-size:14px;
  cursor:pointer;
  text-decoration:none;
  transition:background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.btn:hover{
  background:var(--plateau);
  border-color:var(--plateau);
  color:#fff;
  text-decoration:none;
  transform:translateY(-2px);
}

.btn:active{
  transform:none;
}

.btn-primary{
  background:var(--plateau);
  border-color:var(--plateau);
  color:#fff;
}

.btn-primary:hover{
  background:#0A3D78;
  border-color:#0A3D78;
  color:#fff;
}

.btn-outline{
  background:transparent;
  color:var(--night);
}

.btn-outline:hover{
  background:var(--night);
  color:#fff;
}

.note{
  background:#eef4fa;
  border-left:3px solid var(--plateau);
  padding:14px 18px;
  margin:24px 0;
  font-size:14px;
  line-height:1.7;
}

.note-danger{
  border-left-color:var(--flag-red);
  background:rgba(200,16,46,.05);
}

.image-frame{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16/9;
  background:#dce7f2;
}

.image-frame img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}

.image-frame::after{
  content:"";
  position:absolute;
  inset:auto 0 0;
  height:6px;
  background:linear-gradient(90deg, var(--plateau) 0 25%, var(--flag-yellow) 25% 50%, var(--flag-green) 50% 75%, var(--flag-red) 75%);
  opacity:.8;
}

.mountain-divider{
  height:56px;
  margin:40px 0;
  background-image:linear-gradient(135deg, transparent 46%, rgba(16,24,38,.08) 50%, transparent 54%), linear-gradient(45deg, transparent 46%, rgba(10,77,162,.14) 50%, transparent 54%);
  background-size:56px 56px;
  background-position:0 0, 28px 0;
}

.step-list{
  list-style:none;
  margin:24px 0;
  padding:0;
  counter-reset:step;
}

.step-list li{
  position:relative;
  margin:0 0 20px;
  padding-left:44px;
  counter-increment:step;
}

.step-list li::before{
  content:counter(step, decimal-leading-zero);
  position:absolute;
  left:0;
  top:0;
  width:30px;
  height:30px;
  display:grid;
  place-items:center;
  background:var(--plateau);
  color:#fff;
  font-family:var(--font-display);
  font-weight:900;
  font-size:14px;
  transform:rotate(-6deg);
}

.step-list li:not(:last-child)::after{
  content:"";
  position:absolute;
  left:14px;
  top:30px;
  bottom:-18px;
  width:1px;
  background:var(--peak-blue);
}

.stat-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:16px;
}

.stat-list li{
  padding:8px 0 8px 16px;
  border-left:3px solid var(--peak-blue);
}

.stat-list strong{
  display:block;
  font-family:var(--font-display);
  font-size:34px;
  line-height:1.1;
}

.stat-list span{
  font-size:13px;
  color:var(--ink-gray);
}

.status-dot{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
}

.status-dot::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--status-color, var(--flag-green));
}

.status-dot.is-waiting{--status-color:var(--flag-yellow);}
.status-dot.is-error{--status-color:var(--flag-red);}
.status-dot.is-idle{--status-color:var(--ink-gray);}

.site-footer{
  background:var(--night);
  color:rgba(248,250,252,.72);
  margin-top:64px;
  border-top:3px solid var(--plateau);
}

.footer-inner{
  max-width:var(--content-width);
  margin:0 auto;
  padding:48px 24px 8px;
  display:grid;
  gap:36px;
}

.footer-brand-link{
  display:inline-flex;
  flex-direction:column;
  gap:4px;
  color:#fff;
}

.footer-brand-link:hover{
  color:#fff;
  text-decoration:none;
}

.footer-brand-name{
  font-family:var(--font-display);
  font-size:20px;
  line-height:1.3;
  font-weight:900;
  letter-spacing:.04em;
  color:#fff;
}

.footer-brand-sub{
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(248,250,252,.55);
}

.footer-trust{
  margin:16px 0 8px;
  font-size:14px;
  line-height:1.8;
  color:rgba(248,250,252,.55);
  max-width:42em;
}

.footer-copy{
  margin:0;
  font-size:12px;
  color:rgba(248,250,252,.38);
}

.footer-heading{
  margin:0 0 14px;
  font-family:var(--font-display);
  font-size:14px;
  letter-spacing:.08em;
  color:#fff;
}

.footer-nav-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:8px;
}

.footer-nav-link{
  display:inline-block;
  padding:4px 0;
  color:rgba(248,250,252,.65);
  font-size:14px;
  text-decoration:none;
  transition:color var(--transition), padding-left var(--transition);
}

.footer-nav-link:hover{
  color:var(--flag-yellow);
  padding-left:4px;
  text-decoration:none;
}

.footer-contact{
  display:grid;
  gap:8px;
}

.footer-contact-line{
  margin:0;
  font-size:14px;
  color:rgba(248,250,252,.65);
}

.footer-contact-address{
  margin:0;
  font-size:12px;
  color:rgba(248,250,252,.42);
  letter-spacing:.02em;
}

.footer-meta{
  max-width:var(--content-width);
  margin:0 auto;
  padding:20px 24px 24px;
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  align-items:center;
  justify-content:space-between;
  border-top:1px solid rgba(248,250,252,.1);
  font-size:12px;
  color:rgba(248,250,252,.4);
}

@media (min-width:768px){
  .footer-inner{
    grid-template-columns:1.6fr 1fr 1.4fr;
    gap:48px;
    padding-top:64px;
    padding-bottom:8px;
  }
}

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