@charset "UTF-8";
:root{
  color-scheme:dark;
  --bg:#141113;
  --surface:#1d191c;
  --text:#f5f1e9;
  --muted:#b9b1aa;
  --yellow:#ffd400;
  --orange:#f28b45;
  --purple:#403459;
  --border:#ffffff20;
  --max:1280px
}
*{
  box-sizing:border-box
}
html{
  scroll-behavior:smooth;
  scroll-padding-top:28px
}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Segoe UI","Yu Gothic",Meiryo,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased
}
a{
  color:inherit;
  text-decoration:none
}
button{
  font:inherit
}
a,button,summary{
  -webkit-tap-highlight-color:transparent
}
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:3px solid var(--yellow);
  outline-offset:5px
}
a:hover{
  color:var(--yellow)
}
p,h1,h2,h3{
  margin-top:0
}
p{
  margin-bottom:1.2em
}
img{
  display:block;
  max-width:100%
}
svg{
  display:block
}
::selection{
  background:var(--yellow);
  color:var(--bg)
}
.wrap{
  width:min(var(--max),calc(100% - 96px));
  margin-inline:auto
}
.mono,.eyebrow,.chip,.nav-link,.button,.text-link,.footer-label{
  font-family:"Consolas","Courier New",monospace
}
.eyebrow{
  font-size:12px;
  letter-spacing:.15em;
  line-height:1.6;
  color:var(--yellow);
  text-transform:uppercase
}
.muted{
  color:var(--muted)
}
.skip-link{
  position:absolute;
  top:8px;
  left:16px;
  transform:translateY(-160%);
  background:var(--yellow);
  color:var(--bg);
  padding:10px 20px;
  z-index:20
}
.skip-link:focus{
  transform:none
}
.site-header{
  position:relative;
  z-index:10;
  border-bottom:1px solid var(--border);
  background:var(--bg)
}
.home .site-header{
  position:fixed;
  inset:0 0 auto;
  isolation:isolate;
  background:transparent;
  border-color:transparent;
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  text-shadow:0 1px 8px #0009;
  transition:background-color .3s ease,border-color .3s ease
}
.home .site-header::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:linear-gradient(180deg,#141113e6,#141113b3 65%,#14111366);
  transition:opacity .3s ease
}
.home .site-header.is-scrolled,
.home .site-header.menu-open{
  background:var(--bg);
  border-color:var(--border)
}
.home .site-header.is-scrolled::before,
.home .site-header.menu-open::before{
  opacity:0
}
.home .site-header:not(.nav-ready){
  position:sticky;
  top:0
}
.home #selected-projects{
  scroll-margin-top:83px
}
.header-inner{
  min-height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px
}
.brand{
  display:flex;
  gap:12px;
  align-items:center;
  font-weight:850;
  font-size:18px;
  letter-spacing:.06em;
  white-space:nowrap
}
.brand svg{
  width:32px;
  height:32px;
  color:var(--yellow)
}
.brand small{
  font-size:10px;
  letter-spacing:.18em;
  display:block;
  line-height:1.1;
  color:var(--muted);
  font-weight:400
}
.primary-nav{
  display:flex;
  align-items:center;
  gap:30px
}
.nav-link{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em
}
.nav-link[aria-current=page]{
  color:var(--yellow)
}
.external{
  font-size:17px;
  color:var(--yellow)
}
.menu-toggle{
  display:none;
  min-width:48px;
  min-height:48px;
  padding:10px;
  background:transparent;
  border:1px solid var(--border);
  color:var(--text);
  cursor:pointer
}
.menu-toggle span{
  display:block;
  width:20px;
  height:2px;
  background:currentColor;
  margin:5px auto
}
.hero{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  height:100vh;
  height:100svh
}
.hero::before{
  content:"";
  position:absolute;
  inset:-40px;
  z-index:-2;
  background:url("./KV.png") center / cover no-repeat;
  filter:blur(32px) brightness(.6) saturate(1.1);
  transform:scale(1.05);
  pointer-events:none
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:linear-gradient(90deg,#14111366,#14111333 40%,#14111333 60%,#14111366);
  pointer-events:none
}
.hero img{
  width:100%;
  height:100%;
  object-fit:contain
}
.hero-catch-gradient{
  display:block;
  position:absolute;
  left:50%;
  bottom:0;
  width:100vw;
  height:clamp(220px,30svh,340px);
  transform:translateX(-50%);
  z-index:1;
  background:linear-gradient(to top,#141113 0%,#141113d1 35%,#14111352 70%,#14111300 100%);
  pointer-events:none
}
.hero-footer{
  position:absolute;
  inset:auto 0 0;
  z-index:2;
  padding-block:100px 32px;
  pointer-events:none
}
.hero-footer-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px
}
@media(min-width:761px) and (min-aspect-ratio:1672/941){
  /* Leave room above the baked title on short, wide viewports. */
  .hero img{
    padding-top:40px
  }
  .hero-footer-inner{
    width:min(var(--max),calc(100% - 96px),calc((100svh - 40px) * 1672 / 941 - 64px))
  }
}
.hero-footer .button{
  flex-shrink:0;
  pointer-events:auto
}
.hero h1{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip-path:inset(50%);
  white-space:nowrap
}
.hero-note{
  position:relative;
  isolation:isolate;
  display:flex;
  gap:16px;
  align-items:center;
  text-shadow:0 1px 8px #000
}
.indicator{
  width:7px;
  height:7px;
  flex-shrink:0;
  background:var(--yellow);
  border-radius:50%;
  box-shadow:0 0 0 5px #ffd40010
}
.hero-note p{
  margin:0;
  font-size:13px
}
.hero-note .eyebrow{
  margin-bottom:3px;
  font-size:10px
}
.button{
  display:inline-flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  min-height:52px;
  padding:12px 22px;
  background:var(--yellow);
  color:var(--bg);
  font-weight:700;
  font-size:12px;
  letter-spacing:.055em;
  border:1px solid var(--yellow);
  transition:background .2s,transform .2s
}
.button:hover{
  background:var(--text);
  color:var(--bg);
  border-color:var(--text);
  transform:translateY(-2px)
}
.button .arrow{
  font-size:22px;
  line-height:1
}
.section{
  padding-block:96px
}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:34px
}
.section-head h2,.page-title{
  font-weight:650;
  letter-spacing:-.04em;
  line-height:1.15
}
.section-head h2{
  font-size:clamp(32px,4vw,48px);
  margin:10px 0 0
}
.text-link{
  font-size:12px;
  min-height:44px;
  display:inline-flex;
  gap:18px;
  align-items:center;
  white-space:nowrap
}
.text-link .arrow{
  color:var(--yellow);
  font-size:20px
}
.intro{
  max-width:600px;
  color:var(--muted);
  font-size:14px
}
.project-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px
}
.project-card{
  border:1px solid var(--border);
  background:var(--surface);
  padding:28px;
  display:flex;
  flex-direction:column;
  position:relative;
  transition:border-color .2s,transform .2s
}
.project-card:hover{
  border-color:#ffd40070;
  transform:translateY(-3px)
}
.card-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  margin-bottom:24px
}
.project-number{
  color:#aaa0a7;
  font-size:11px;
  letter-spacing:.12em
}
.chip{
  display:inline-flex;
  align-items:center;
  font-size:10px;
  letter-spacing:.06em;
  border:1px solid var(--border);
  padding:4px 9px;
  line-height:1.5;
  color:var(--muted)
}
.chip.released{
  color:var(--yellow);
  border-color:#ffd40045;
  background:#ffd40008
}
.project-symbol{
  width:54px;
  height:54px;
  margin-bottom:24px;
  color:var(--yellow)
}
.project-card:nth-child(2) .project-symbol{
  color:var(--orange)
}
.project-card:nth-child(3) .project-symbol{
  color:#b7a4d7
}
.project-card:nth-child(4) .project-symbol{
  color:var(--text)
}
.project-card h3{
  font-size:27px;
  letter-spacing:-.03em;
  line-height:1.3;
  margin-bottom:6px
}
.project-category{
  font-size:11px;
  letter-spacing:.04em;
  color:var(--muted);
  margin-bottom:16px
}
.project-description{
  font-size:14px;
  color:var(--muted);
  max-width:470px;
  margin-bottom:26px
}
.card-bottom{
  margin-top:auto;
  padding-top:16px;
  border-top:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px
}
.card-bottom .text-link{
  min-height:44px
}
.card-version{
  font-size:11px;
  color:var(--muted)
}
.capabilities{
  border-block:1px solid var(--border);
  background:#181517
}
.capability-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:40px
}
.capability{
  padding-top:24px;
  border-top:2px solid var(--yellow)
}
.capability:nth-child(2){
  border-color:var(--orange)
}
.capability:nth-child(3){
  border-color:#9a85bb
}
.capability h3{
  font-size:21px;
  margin:22px 0 14px;
  font-weight:600
}
.capability p{
  font-size:14px;
  color:var(--muted);
  margin-bottom:18px
}
.tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px
}
.tags span{
  font-size:11px;
  color:var(--muted);
  border:1px solid var(--border);
  padding:4px 9px
}
.split-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px
}
.preview-panel{
  border-top:1px solid var(--border);
  padding-top:28px
}
.preview-panel h2{
  font-size:34px;
  letter-spacing:-.03em;
  margin:12px 0 18px;
  font-weight:600
}
.preview-panel>p{
  color:var(--muted);
  font-size:14px;
  max-width:460px
}
.line-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:18px 0;
  border-bottom:1px solid var(--border)
}
.line-item strong{
  font-size:15px;
  font-weight:500
}
.line-item small{
  display:block;
  font-size:11px;
  color:var(--muted);
  letter-spacing:.05em
}
.line-item .arrow{
  color:var(--yellow)
}
.preview-note{
  color:var(--muted);
  font-size:12px;
  margin:20px 0
}
.about-strip{
  padding-block:60px;
  border-block:1px solid var(--border);
  background:linear-gradient(110deg,#26202c,#1c181b 65%)
}
.about-inner{
  display:grid;
  grid-template-columns:1fr 1fr auto;
  gap:40px;
  align-items:center
}
.about-inner h2{
  font-size:44px;
  line-height:1.1;
  margin:12px 0 8px;
  font-weight:600;
  letter-spacing:-.04em
}
.about-inner p{
  font-size:13px;
  margin:0;
  color:var(--muted)
}
.site-footer{
  padding-block:40px
}
.footer-top,.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px
}
.footer-top{
  margin-bottom:32px
}
.footer-top .brand{
  font-size:14px
}
.footer-label{
  font-size:10px;
  letter-spacing:.08em;
  color:var(--muted)
}
.footer-bottom{
  border-top:1px solid var(--border);
  padding-top:24px;
  font-size:11px;
  color:var(--muted)
}
.footer-links{
  display:flex;
  gap:24px
}
.footer-links a{
  padding-block:12px
}
.page-heading{
  padding:72px 0 48px;
  border-bottom:1px solid var(--border)
}
.page-title{
  font-size:clamp(48px,8vw,84px);
  margin:20px 0
}
.page-heading p:last-child{
  color:var(--muted);
  max-width:650px;
  font-size:15px;
  margin-bottom:0
}
.page-content{
  padding-block:60px 96px
}
.project-detail{
  scroll-margin-top:30px;
  border:1px solid var(--border);
  background:var(--surface);
  padding:32px;
  margin-top:24px
}
.project-detail:first-child{
  margin-top:0
}
.detail-heading{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px
}
.detail-heading h2{
  margin:0;
  font-size:30px;
  letter-spacing:-.03em
}
.detail-category{
  color:var(--yellow);
  font-size:11px;
  margin:12px 0 20px
}
.project-detail>p{
  max-width:720px;
  color:var(--muted);
  font-size:14px
}
.detail-facts{
  display:flex;
  flex-wrap:wrap;
  gap:12px 32px;
  padding-top:20px;
  border-top:1px solid var(--border);
  font-size:12px;
  color:var(--muted)
}
details{
  margin-block:20px;
  border-top:1px solid var(--border);
  padding-top:18px
}
summary{
  cursor:pointer;
  min-height:44px;
  align-content:center;
  color:var(--text);
  font-size:14px
}
details p{
  font-size:14px;
  color:var(--muted);
  max-width:760px;
  margin:14px 0
}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px
}
.feature-card{
  border:1px solid var(--border);
  padding:28px;
  background:var(--surface)
}
.feature-card h2{
  font-size:24px;
  line-height:1.4;
  margin:24px 0 18px
}
.feature-card p{
  font-size:14px;
  color:var(--muted)
}
.feature-mark{
  font-size:42px;
  line-height:1.2;
  letter-spacing:-.07em;
  color:var(--yellow);
  padding-block:24px;
  border-bottom:1px solid var(--border);
  font-weight:700
}
.notice{
  border-left:2px solid var(--yellow);
  padding:20px 24px;
  background:var(--surface);
  margin-top:40px;
  max-width:800px
}
.notice h2{
  font-size:18px;
  margin-bottom:10px
}
.notice p{
  margin:0;
  color:var(--muted);
  font-size:14px
}
.bio-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:64px
}
.bio-grid h2{
  font-size:38px;
  margin-bottom:14px;
  letter-spacing:-.03em
}
.bio-grid p{
  color:var(--muted);
  font-size:15px
}
.bio-role{
  color:var(--yellow)!important
}
.bio-list{
  margin:0
}
.bio-list>div{
  padding:18px 0;
  border-bottom:1px solid var(--border)
}
.bio-list dt{
  font:11px "Consolas",monospace;
  color:var(--yellow);
  letter-spacing:.1em;
  margin-bottom:8px
}
.bio-list dd{
  margin:0;
  color:var(--muted);
  font-size:14px
}
.history{
  font-size:11px!important;
  margin-top:32px
}
.sources-note{
  font-size:12px;
  color:var(--muted);
  margin-top:32px
}
@media(min-width:1800px){
  .hero img{
    max-width:1920px;
    margin-inline:auto
  }
}
@media(max-width:1024px){
  .wrap{
    width:calc(100% - 64px)
  }
  .primary-nav{
    gap:18px
  }
  .brand{
    font-size:16px
  }
  .section{
    padding-block:72px
  }
  .capability-grid{
    gap:24px
  }
  .about-inner{
    grid-template-columns:1fr 1fr
  }
  .about-inner>.text-link{
    grid-column:2
  }
  .feature-grid{
    grid-template-columns:1fr
  }
  .feature-card{
    display:grid;
    grid-template-columns:150px 1fr;
    gap:0 28px
  }
  .feature-mark{
    grid-row:span 3;
    border-bottom:0;
    align-content:center
  }
  .feature-card h2{
    margin:0 0 12px
  }
  .feature-card .text-link{
    justify-self:start
  }
}
@media(max-width:760px){
  .hero-catch-gradient{
    display:none
  }
  .home .site-header{
    position:sticky;
    top:0
  }
  .hero{
    height:auto;
    min-height:calc(100vw * 941 / 1672 + 160px)
  }
  .hero img{
    height:auto
  }
  .hero-footer{
    padding-block:64px 20px
  }
  .wrap{
    width:calc(100% - 40px)
  }
  .header-inner{
    min-height:72px;
    flex-wrap:wrap;
    gap:0
  }
  .brand{
    font-size:15px
  }
  .brand small{
    font-size:8px
  }
  .primary-nav{
    width:100%;
    flex-wrap:wrap;
    gap:2px 20px;
    padding-bottom:18px
  }
  .nav-link{
    font-size:11px
  }
  .nav-ready .menu-toggle{
    display:block
  }
  .nav-ready .primary-nav{
    display:none
  }
  .nav-ready.menu-open .primary-nav{
    display:flex;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    width:auto;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:12px 20px 20px;
    background:var(--surface);
    border-bottom:1px solid var(--yellow)
  }
  .nav-ready.menu-open .nav-link{
    min-height:52px;
    border-bottom:1px solid var(--border)
  }
  .menu-open .menu-toggle span:first-child{
    transform:translateY(3.5px) rotate(45deg)
  }
  .menu-open .menu-toggle span:last-child{
    transform:translateY(-3.5px) rotate(-45deg)
  }
  .hero-footer-inner{
    flex-direction:column;
    align-items:stretch;
    gap:20px
  }
  .hero-note p{
    font-size:12px
  }
  .hero-footer .button{
    min-height:52px;
    align-self:stretch
  }
  .section{
    padding-block:56px
  }
  .section-head{
    align-items:start;
    gap:12px;
    margin-bottom:24px
  }
  .section-head .text-link{
    font-size:10px;
    gap:8px;
    margin-top:20px
  }
  .section-head h2{
    font-size:30px
  }
  .eyebrow{
    font-size:10px
  }
  .project-grid{
    grid-template-columns:1fr;
    gap:16px
  }
  .project-card{
    padding:24px
  }
  .project-symbol{
    width:44px;
    height:44px;
    margin-bottom:18px
  }
  .project-card h3{
    font-size:25px
  }
  .capability-grid{
    grid-template-columns:1fr;
    gap:32px
  }
  .capability{
    padding-top:20px
  }
  .capability h3{
    margin-top:14px
  }
  .split-grid{
    grid-template-columns:1fr;
    gap:48px
  }
  .about-inner{
    grid-template-columns:1fr;
    gap:24px
  }
  .about-inner>.text-link{
    grid-column:auto
  }
  .about-strip{
    padding-block:44px
  }
  .footer-top,.footer-bottom{
    align-items:start;
    flex-direction:column;
    gap:16px
  }
  .footer-top{
    margin-bottom:20px
  }
  .footer-links{
    flex-wrap:wrap;
    gap:20px
  }
  .page-heading{
    padding:48px 0 36px
  }
  .page-title{
    font-size:56px
  }
  .page-content{
    padding-block:36px 56px
  }
  .project-detail{
    padding:24px
  }
  .detail-heading{
    align-items:start;
    flex-direction:column;
    gap:12px
  }
  .detail-heading h2{
    font-size:27px
  }
  .feature-card{
    display:block;
    padding:24px
  }
  .feature-mark{
    font-size:38px;
    padding-top:0;
    margin-bottom:20px;
    border-bottom:1px solid var(--border)
  }
  .bio-grid{
    grid-template-columns:1fr;
    gap:32px
  }
  .notice{
    padding:18px
  }
  .sources-note{
    overflow-wrap:anywhere
  }
}
@media(prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto
  }
  *,*::before,*::after{
    animation:none!important;
    transition:none!important
  }
  .button:hover,.project-card:hover{
    transform:none
  }
}