*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --c-navy:#0A192F;
  --c-cream:#F5F0E8;
  --c-brown:#2B1D14;
  --c-orange:#FF5C00;
  --c-green:#39FF88;
  --c-line:#254D6A;
  --c-steel:#8896A4;
  --c-shadow:rgba(0,0,0,0.2);
  --font-display:"PingFang SC","Helvetica Neue","DIN Alternate",sans-serif;
  --font-mono:"SF Mono","Roboto Mono",Consolas,monospace;
  --font-body:"PingFang SC","Helvetica Neue",sans-serif;
  --header-h:72px;
  --radius:2px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

html{scroll-behavior:smooth}

body{
  background:var(--c-cream);
  color:var(--c-brown);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block}
a{color:inherit}
ul,ol{list-style:none}
button{font-family:inherit;color:inherit;background:none;border:none;cursor:pointer}

:focus-visible{
  outline:3px solid var(--c-orange);
  outline-offset:2px;
  border-radius:2px;
}

.visually-hidden{
  position:absolute!important;
  width:1px;
  height:1px;
  margin:-1px;
  padding:0;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}

.container{
  width:min(1240px,100% - 40px);
  margin-inline:auto;
}

.skip-link{
  position:fixed;
  top:-64px;
  left:16px;
  z-index:2000;
  padding:12px 20px;
  background:var(--c-orange);
  color:#fff;
  font-weight:700;
  text-decoration:none;
  transition:top .2s var(--ease);
}

.skip-link:focus{
  top:12px;
  color:#fff;
}

.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:var(--c-navy);
  border-bottom:2px solid transparent;
  box-shadow:0 4px 0 rgba(57,255,136,.35);
}

.site-header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:min(1400px,100% - 32px);
  margin-inline:auto;
  min-height:var(--header-h);
  padding:10px 0;
}

.site-brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:#fff;
  flex:0 0 auto;
}

.site-brand__mark{
  display:flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  background:var(--c-orange);
  color:#fff;
  font-family:var(--font-display);
  font-weight:900;
  font-size:18px;
  letter-spacing:0.02em;
  transform:skewX(-8deg);
  box-shadow:3px 3px 0 rgba(57,255,136,.4);
}

.site-brand__info{
  display:flex;
  flex-direction:column;
  line-height:1.3;
}

.site-brand__text{
  font-family:var(--font-display);
  font-weight:800;
  font-size:20px;
  letter-spacing:0.06em;
}

.site-brand__domain{
  font-family:var(--font-mono);
  font-size:10px;
  color:var(--c-steel);
  letter-spacing:0.02em;
}

.nav-toggle{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border:1px solid var(--c-line);
  color:rgba(255,255,255,.85);
  font-size:13px;
  font-weight:600;
  transition:border-color .2s,color .2s;
}

.nav-toggle:hover{
  border-color:var(--c-green);
  color:var(--c-green);
}

.nav-toggle__icon{
  display:inline-block;
  font-size:18px;
  line-height:1;
  transition:transform .25s var(--ease);
}

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

.site-header__panel{
  display:flex;
  align-items:center;
  gap:20px;
}

.site-nav__list{
  display:flex;
  gap:2px;
}

.site-nav__item{
  flex:0 0 auto;
}

.site-nav__link{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:2px;
  padding:10px 14px;
  color:rgba(255,255,255,.78);
  text-decoration:none;
  border:1px solid transparent;
  border-radius:var(--radius);
  transition:background .2s,color .2s,border-color .2s;
  position:relative;
}

.site-nav__link:hover,
.site-nav__link:focus-visible{
  color:#fff;
  background:rgba(57,255,136,.07);
  border-color:rgba(57,255,136,.35);
}

.site-nav__link[aria-current="page"]{
  color:#fff;
  background:linear-gradient(100deg,rgba(255,92,0,.28),rgba(255,92,0,.05));
  border-color:rgba(255,92,0,.55);
}

.site-nav__link[aria-current="page"]::after{
  content:"";
  position:absolute;
  bottom:-1px;
  left:14px;
  right:14px;
  height:2px;
  background:var(--c-orange);
}

.site-nav__index{
  font-family:var(--font-mono);
  font-size:11px;
  line-height:1;
  color:var(--c-green);
  letter-spacing:.08em;
}

.site-nav__text{
  font-size:14px;
  font-weight:600;
  line-height:1.2;
  white-space:nowrap;
}

.site-nav__link[aria-current="page"] .site-nav__index{
  color:var(--c-orange);
}

.guide-trigger{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border:1px dashed rgba(255,92,0,.7);
  color:rgba(255,255,255,.85);
  font-size:12px;
  font-weight:600;
  line-height:1.3;
  text-align:left;
  transition:all .2s var(--ease);
}

.guide-trigger:hover,
.guide-trigger[aria-expanded="true"]{
  border-style:solid;
  border-color:var(--c-green);
  color:var(--c-green);
  background:rgba(57,255,136,.06);
}

.guide-trigger__dot{
  width:8px;
  height:8px;
  flex:0 0 auto;
  border-radius:50%;
  background:var(--c-green);
  box-shadow:0 0 0 0 rgba(57,255,136,.6);
  animation:guidePulse 2s infinite;
}

@keyframes guidePulse{
  0%{box-shadow:0 0 0 0 rgba(57,255,136,.55)}
  70%{box-shadow:0 0 0 6px rgba(57,255,136,0)}
  100%{box-shadow:0 0 0 0 rgba(57,255,136,0)}
}

.guide-trigger__label{
  max-width:220px;
}

.guide-panel{
  position:absolute;
  top:100%;
  left:0;
  right:0;
  display:none;
  background:var(--c-navy);
  border-top:1px solid var(--c-line);
  box-shadow:0 20px 40px var(--c-shadow);
  z-index:999;
  max-height:76vh;
  overflow-y:auto;
}

.guide-panel[data-open="true"]{
  display:block;
  animation:guideDrop .25s var(--ease);
}

@keyframes guideDrop{
  from{opacity:0;transform:translateY(-8px)}
  to{opacity:1;transform:translateY(0)}
}

.guide-panel__inner{
  width:min(1240px,100% - 32px);
  margin-inline:auto;
  padding:24px 0 28px;
}

.guide-panel__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:18px;
  padding-bottom:12px;
  border-bottom:1px solid rgba(37,77,106,.6);
}

.guide-panel__title{
  font-family:var(--font-mono);
  font-size:14px;
  letter-spacing:.12em;
  color:var(--c-green);
  text-transform:uppercase;
}

.guide-panel__live{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--c-steel);
}

.guide-panel__live::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--c-green);
  animation:fadeLive 1.6s ease-in-out infinite;
}

@keyframes fadeLive{
  0%,100%{opacity:1}
  50%{opacity:.35}
}

.guide-panel__grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(76px,1fr));
  gap:8px;
}

.guide-panel__link{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:10px 8px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(37,77,106,.8);
  color:rgba(255,255,255,.72);
  font-family:var(--font-mono);
  font-size:12px;
  text-decoration:none;
  text-align:center;
  border-radius:var(--radius);
  transition:all .2s var(--ease);
}

.guide-panel__link:hover,
.guide-panel__link:focus-visible{
  border-color:var(--c-orange);
  color:var(--c-orange);
  background:rgba(255,92,0,.1);
  transform:translateY(-2px);
}

.site-footer{
  background:var(--c-navy);
  color:rgba(255,255,255,.75);
  border-top:3px solid var(--c-orange);
  margin-top:auto;
}

.site-footer__inner{
  width:min(1240px,100% - 32px);
  margin-inline:auto;
}

.site-footer__grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:48px 40px;
  padding:56px 0 40px;
}

.site-footer__block{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.site-footer__brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:#fff;
}

.site-footer__brand-mark{
  display:flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  background:var(--c-orange);
  font-family:var(--font-display);
  font-weight:900;
  font-size:16px;
  transform:skewX(-8deg);
}

.site-footer__brand-name{
  font-family:var(--font-display);
  font-weight:800;
  font-size:18px;
  letter-spacing:.06em;
}

.site-footer__trust{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.68);
  max-width:52ch;
  padding-left:12px;
  border-left:2px solid var(--c-green);
}

.site-footer__heading{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--c-green);
  padding-bottom:8px;
  border-bottom:1px solid rgba(37,77,106,.7);
}

.site-footer__line{
  font-size:14px;
  line-height:1.7;
  color:rgba(255,255,255,.7);
}

.site-footer__list{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.site-footer__link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,.72);
  text-decoration:none;
  padding:4px 0;
  transition:color .2s;
}

.site-footer__link::before{
  content:"→";
  font-family:var(--font-mono);
  color:var(--c-green);
  opacity:.7;
  transition:transform .2s;
}

.site-footer__link:hover{
  color:var(--c-orange);
}

.site-footer__link:hover::before{
  transform:translateX(3px);
}

.site-footer__link[aria-current="page"]{
  color:var(--c-orange);
}

.site-footer__bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:18px 0;
  border-top:1px solid rgba(37,77,106,.6);
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--c-steel);
}

.site-footer__refresh{
  display:inline-flex;
  align-items:center;
  gap:8px;
}

.site-footer__pulse{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--c-green);
  box-shadow:0 0 0 0 rgba(57,255,136,.6);
  animation:guidePulse 2s infinite;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  background:var(--c-orange);
  color:#fff;
  font-weight:700;
  font-size:14px;
  line-height:1.2;
  text-decoration:none;
  border:2px solid var(--c-orange);
  border-radius:2px;
  cursor:pointer;
  transition:all .2s var(--ease);
}

.btn:hover,
.btn:focus-visible{
  background:transparent;
  color:var(--c-orange);
  transform:translateY(-2px);
}

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

.btn--outline:hover,
.btn--outline:focus-visible{
  background:var(--c-orange);
  color:#fff;
}

.btn--dark{
  background:var(--c-navy);
  color:#fff;
  border-color:var(--c-navy);
}

.btn--dark:hover,
.btn--dark:focus-visible{
  background:transparent;
  color:var(--c-navy);
}

.breadcrumbs{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--c-steel);
  padding:16px 0;
}

.breadcrumbs__list{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  align-items:center;
}

.breadcrumbs__link{
  color:var(--c-steel);
  text-decoration:none;
}

.breadcrumbs__link:hover{
  color:var(--c-orange);
}

.breadcrumbs__sep{
  opacity:.5;
}

.breadcrumbs__item[aria-current="page"]{
  color:var(--c-brown);
}

.section-index{
  font-family:var(--font-mono);
  font-size:clamp(64px,10vw,120px);
  line-height:.85;
  font-weight:700;
  color:transparent;
  -webkit-text-stroke:2px var(--c-line);
  letter-spacing:-.04em;
  user-select:none;
}

.section-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--c-orange);
  text-transform:uppercase;
}

.section-kicker::before{
  content:"//";
  color:var(--c-green);
}

.section-title{
  font-family:var(--font-display);
  font-size:clamp(28px,4.5vw,48px);
  font-weight:900;
  line-height:1.15;
  color:var(--c-brown);
  letter-spacing:.02em;
}

.media-frame{
  position:relative;
  overflow:hidden;
  background:linear-gradient(135deg,var(--c-navy),var(--c-line));
  aspect-ratio:16/9;
  border:1px solid var(--c-line);
}

.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(rgba(57,255,136,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(57,255,136,.08) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.4;
}

.media-frame--tall{
  aspect-ratio:3/4;
}

.media-frame--wide{
  aspect-ratio:21/9;
}

.media-frame__placeholder{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-mono);
  font-size:13px;
  color:rgba(255,255,255,.55);
  z-index:1;
}

.data-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--c-green);
  border:1px solid rgba(57,255,136,.4);
  background:rgba(57,255,136,.06);
  border-radius:2px;
}

.live-dot{
  display:inline-block;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--c-green);
  box-shadow:0 0 0 0 rgba(57,255,136,.6);
  animation:guidePulse 2s infinite;
}

@media (max-width:1024px){
  :root{
    --header-h:64px;
  }

  .site-header__inner{
    width:min(100% - 24px,1240px);
  }

  .site-brand__domain{
    display:none;
  }

  .site-nav__link{
    padding:8px 10px;
  }

  .site-nav__text{
    font-size:13px;
  }

  .guide-trigger__label{
    max-width:180px;
  }

  .site-footer__grid{
    grid-template-columns:1.2fr 1fr;
    gap:32px;
  }

  .site-footer__block--links{
    grid-column:1 / -1;
  }
}

@media (max-width:900px){
  .nav-toggle{
    display:inline-flex;
  }

  .site-header__panel{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:14px;
    background:var(--c-navy);
    border-top:1px solid var(--c-line);
    box-shadow:0 20px 40px var(--c-shadow);
    padding:16px 16px 18px;
  }

  .site-header__panel[data-open="true"]{
    display:flex;
    animation:guideDrop .25s var(--ease);
  }

  .site-nav__list{
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    padding-bottom:8px;
    gap:4px;
  }

  .site-nav__item{
    flex:0 0 auto;
  }

  .site-nav__link{
    min-width:84px;
    align-items:center;
    background:rgba(255,255,255,.03);
    border-color:rgba(37,77,106,.4);
    padding:10px 12px;
  }

  .guide-trigger{
    justify-content:center;
    width:100%;
    border:1px dashed rgba(255,92,0,.7);
    background:rgba(255,92,0,.04);
  }

  .guide-trigger__label{
    max-width:none;
    text-align:center;
  }

  .guide-panel__inner{
    padding:18px 0 22px;
  }
}

@media (min-width:901px){
  .nav-toggle{
    display:none;
  }

  .site-header__panel{
    display:flex;
  }
}

@media (max-width:640px){
  .site-header__inner{
    min-height:60px;
  }

  .site-brand__mark{
    width:34px;
    height:34px;
    font-size:14px;
  }

  .site-brand__text{
    font-size:17px;
  }

  .nav-toggle__text{
    display:none;
  }

  .nav-toggle{
    padding:8px 10px;
  }

  .site-footer__grid{
    grid-template-columns:1fr;
    gap:28px;
    padding:36px 0 24px;
  }

  .site-footer__bottom{
    flex-direction:column;
    align-items:flex-start;
  }

  .guide-panel__head{
    flex-direction:column;
    align-items:flex-start;
  }

  .guide-panel__grid{
    grid-template-columns:repeat(auto-fill,minmax(64px,1fr));
  }
}

@media (prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto;
  }

  *,
  *::before,
  *::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }

  .guide-panel[data-open="true"],
  .site-header__panel[data-open="true"]{
    animation:none;
  }
}