:root{
  --color-bg:#0A1F44;
  --color-bg-deep:#06122B;
  --color-surface:#0E2A54;
  --color-surface-raised:#12396B;
  --color-neon:#39FF14;
  --color-orange:#FF6B00;
  --color-gold:#FFD166;
  --color-text:#E6E9F0;
  --color-text-muted:#B0B8C8;
  --color-border:#1E3A5F;
  --font-display:'Montserrat','Arial Black',system-ui,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-mono:'JetBrains Mono','SFMono-Regular',Consolas,monospace;
  --header-width:280px;
  --header-height:72px;
  --container-max:1280px;
  --radius-sm:8px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-1:0 10px 30px rgba(0,0,0,.25);
  --shadow-2:0 20px 50px rgba(0,0,0,.4);
  --transition:200ms ease;
}

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

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--color-bg);
  color:var(--color-text);
  font-family:var(--font-body);
  line-height:1.6;
  overflow-x:hidden;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5,h6{
  margin:0;
  font-family:var(--font-display);
  line-height:1.15;
  color:inherit;
}

a{
  color:inherit;
}

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

ul,ol{
  list-style:none;
  margin:0;
  padding:0;
}

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

@media (min-width:961px){
  body{
    margin-left:var(--header-width);
  }
}

.skip-link{
  position:fixed;
  top:-120px;
  left:16px;
  z-index:3000;
  padding:12px 18px;
  background:var(--color-neon);
  color:var(--color-bg-deep);
  font-family:var(--font-display);
  font-weight:800;
  text-decoration:none;
  border-radius:var(--radius-pill);
  box-shadow:var(--shadow-2);
  transition:top .2s;
}

.skip-link:focus{
  top:16px;
}

.site-header{
  position:fixed;
  top:0;
  left:0;
  bottom:0;
  width:var(--header-width);
  z-index:1000;
  background:rgba(10,31,68,.96);
  border-right:1px solid var(--color-border);
  overflow:hidden;
}

.site-header::after{
  content:'';
  position:absolute;
  top:0;
  bottom:0;
  left:-120px;
  width:70px;
  background:linear-gradient(90deg,transparent,rgba(57,255,20,.18),transparent);
  transform:skewX(-20deg);
  pointer-events:none;
  animation:header-sweep 7s ease-in-out infinite;
}

@keyframes header-sweep{
  0%{
    left:-120px;
  }
  60%,100%{
    left:110%;
  }
}

.header-shell{
  height:100%;
  display:flex;
  flex-direction:column;
  padding:24px 20px 48px;
  overflow-y:auto;
  overflow-x:hidden;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--color-text);
}

.brand-mark{
  width:44px;
  height:44px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  border-radius:14px;
  background:linear-gradient(145deg,var(--color-neon),#67ff47);
  color:var(--color-bg-deep);
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.5rem;
  box-shadow:0 0 22px rgba(57,255,20,.35);
  border:1px solid rgba(255,255,255,.15);
}

.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.15;
}

.brand-name{
  font-family:var(--font-display);
  font-weight:800;
  font-size:1rem;
  letter-spacing:.02em;
  text-transform:uppercase;
  white-space:nowrap;
}

.brand-slogan{
  font-size:.72rem;
  color:var(--color-text-muted);
  letter-spacing:.08em;
  text-transform:uppercase;
  white-space:nowrap;
}

.primary-nav{
  flex:1;
  margin:36px 0 24px;
}

.nav-list{
  display:flex;
  flex-direction:column;
  gap:6px;
}

.nav-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 14px;
  border-radius:14px;
  color:var(--color-text-muted);
  font-family:var(--font-display);
  font-size:.9rem;
  font-weight:700;
  text-decoration:none;
  border:1px solid transparent;
  transition:background var(--transition),color var(--transition),border-color var(--transition),box-shadow var(--transition);
}

.nav-link:not([aria-current="page"]):hover{
  background:rgba(57,255,20,.08);
  border-color:rgba(57,255,20,.3);
  color:var(--color-text);
}

.nav-index{
  font-family:var(--font-mono);
  font-size:.72rem;
  font-weight:400;
  color:var(--color-orange);
  min-width:22px;
}

.nav-link[aria-current="page"]{
  background:var(--color-neon);
  color:var(--color-bg-deep);
  border-color:var(--color-neon);
  box-shadow:0 4px 22px rgba(57,255,20,.35);
}

.nav-link[aria-current="page"] .nav-index{
  color:var(--color-bg-deep);
  opacity:.8;
}

.header-actions{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:auto;
}

.header-actions .btn{
  width:100%;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 18px;
  border-radius:var(--radius-pill);
  font-family:var(--font-display);
  font-weight:700;
  font-size:.85rem;
  line-height:1;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform var(--transition),box-shadow var(--transition),background var(--transition),color var(--transition),border-color var(--transition);
}

.btn-primary{
  background:var(--color-neon);
  color:var(--color-bg-deep);
  border-color:var(--color-neon);
  box-shadow:0 4px 18px rgba(57,255,20,.25);
}

.btn-primary:hover{
  background:#54ff34;
  color:#000;
  box-shadow:0 6px 26px rgba(57,255,20,.4);
  transform:translateY(-1px);
}

.btn-ghost{
  background:transparent;
  color:var(--color-text);
  border-color:var(--color-border);
}

.btn-ghost:hover{
  border-color:var(--color-neon);
  color:var(--color-neon);
  background:rgba(57,255,20,.06);
}

.nav-toggle{
  display:none;
  position:relative;
  width:46px;
  height:46px;
  flex:0 0 auto;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  border-radius:13px;
  border:1px solid var(--color-border);
  background:var(--color-surface);
  cursor:pointer;
  transition:border-color var(--transition),background var(--transition);
}

.nav-toggle:hover{
  border-color:var(--color-neon);
  background:var(--color-surface-raised);
}

.nav-toggle-line{
  width:20px;
  height:2px;
  background:var(--color-text);
  border-radius:2px;
  transition:transform .25s,opacity .25s,background .25s;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2){
  opacity:0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}

.scroll-progress{
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:3px;
  background:linear-gradient(90deg,var(--color-neon),var(--color-gold));
  box-shadow:0 0 12px rgba(57,255,20,.6);
  pointer-events:none;
}

.site-footer{
  position:relative;
  background:var(--color-bg-deep);
  border-top:2px solid var(--color-neon);
  margin-top:clamp(64px,8vw,128px);
  overflow:hidden;
}

.site-footer::before{
  content:'';
  position:absolute;
  top:-160px;
  right:-120px;
  width:380px;
  height:380px;
  background:radial-gradient(circle,rgba(57,255,20,.08) 0%,transparent 70%);
  pointer-events:none;
}

.site-footer::after{
  content:'';
  position:absolute;
  left:-80px;
  bottom:0;
  width:300px;
  height:2px;
  background:linear-gradient(90deg,var(--color-orange),transparent);
  pointer-events:none;
}

.footer-shell{
  max-width:var(--container-max);
  margin-inline:auto;
  padding:64px clamp(16px,3vw,32px) 32px;
  position:relative;
  z-index:1;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  margin-bottom:48px;
}

.footer-brand .brand{
  margin-bottom:16px;
}

.brand-footer{
  color:var(--color-text);
  text-decoration:none;
}

.brand-footer:hover .brand-name{
  color:var(--color-neon);
}

.footer-tagline{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:.85rem;
  color:var(--color-neon);
}

.footer-trust{
  margin:0;
  max-width:38ch;
  font-size:.875rem;
  color:var(--color-text-muted);
  line-height:1.7;
  border-left:2px solid var(--color-orange);
  padding-left:12px;
}

.footer-nav,
.footer-legal,
.footer-contact{
  min-width:0;
}

.footer-title{
  margin:0 0 16px;
  font-family:var(--font-display);
  font-size:.8rem;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:var(--color-gold);
}

.footer-list li{
  margin-bottom:10px;
}

.footer-list a{
  color:var(--color-text-muted);
  text-decoration:none;
  font-size:.9rem;
  transition:color var(--transition),padding-left var(--transition);
}

.footer-list a:hover{
  color:var(--color-neon);
  padding-left:4px;
}

.footer-note{
  margin:16px 0 0;
  max-width:42ch;
  font-size:.8rem;
  color:var(--color-text-muted);
  line-height:1.6;
}

.footer-address{
  font-style:normal;
  display:flex;
  flex-direction:column;
  gap:8px;
  margin:0 0 16px;
}

.footer-address span{
  font-size:.875rem;
  color:var(--color-text-muted);
}

.btn-footer{
  align-self:flex-start;
  padding:10px 16px;
  font-size:.8rem;
}

.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:24px;
  border-top:1px solid var(--color-border);
  font-family:var(--font-mono);
  font-size:.78rem;
  color:var(--color-text-muted);
}

.back-top{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:900;
  width:52px;
  height:52px;
  border-radius:50%;
  background:var(--color-surface-raised);
  border:1px solid var(--color-neon);
  color:var(--color-neon);
  font-size:1.35rem;
  line-height:1;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  box-shadow:0 8px 24px rgba(0,0,0,.35);
  transition:opacity .25s,transform .25s,visibility .25s,background .25s;
}

.back-top[data-visible]{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}

.back-top:hover{
  background:var(--color-neon);
  color:var(--color-bg-deep);
}

.container{
  width:min(100% - 2rem,var(--container-max));
  margin-inline:auto;
}

.section{
  padding-block:clamp(64px,8vw,120px);
  position:relative;
}

.section-head{
  max-width:880px;
  margin-bottom:40px;
}

.section-head::before{
  content:'';
  display:block;
  width:64px;
  height:4px;
  background:var(--color-neon);
  border-radius:4px;
  margin-bottom:16px;
  box-shadow:0 0 12px rgba(57,255,20,.4);
}

.section-title{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(1.8rem,4vw,2.8rem);
  letter-spacing:-.02em;
  margin:0 0 12px;
}

.section-desc{
  max-width:60ch;
  margin:0;
  font-size:1rem;
  color:var(--color-text-muted);
}

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

.grid-cols-2{
  grid-template-columns:repeat(2,minmax(0,1fr));
}

.grid-cols-3{
  grid-template-columns:repeat(3,minmax(0,1fr));
}

.grid-cols-4{
  grid-template-columns:repeat(4,minmax(0,1fr));
}

.card{
  position:relative;
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow-1);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}

.card:hover{
  transform:translateY(-4px);
  border-color:rgba(57,255,20,.45);
  box-shadow:var(--shadow-2);
}

.card-title{
  font-family:var(--font-display);
  font-weight:800;
  font-size:1.25rem;
  margin:0 0 8px;
}

.card-text{
  margin:0;
  font-size:.925rem;
  color:var(--color-text-muted);
  line-height:1.6;
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 12px;
  border-radius:var(--radius-pill);
  font-family:var(--font-mono);
  font-size:.72rem;
  font-weight:600;
  background:var(--color-bg-deep);
  color:var(--color-text-muted);
  border:1px solid var(--color-border);
}

.tag--neon{
  border-color:var(--color-neon);
  color:var(--color-neon);
}

.tag--orange{
  border-color:var(--color-orange);
  color:var(--color-orange);
}

.tag--gold{
  border-color:var(--color-gold);
  color:var(--color-gold);
}

.media-frame{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,var(--color-surface-raised),var(--color-bg-deep));
  border:1px solid var(--color-border);
  aspect-ratio:16/9;
}

.media-frame img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease;
}

.media-frame:hover img{
  transform:scale(1.03);
}

.media-frame--ratio{
  aspect-ratio:4/5;
}

.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:0 0 32px;
  font-size:.85rem;
  color:var(--color-text-muted);
}

.breadcrumb li{
  display:flex;
  align-items:center;
  gap:8px;
}

.breadcrumb li+li::before{
  content:'/';
  font-family:var(--font-mono);
  color:var(--color-border);
}

.breadcrumb a{
  color:var(--color-text-muted);
  text-decoration:none;
  transition:color var(--transition);
}

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

.breadcrumb [aria-current="page"]{
  color:var(--color-gold);
  font-weight:600;
}

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

.text-muted{
  color:var(--color-text-muted);
}

.text-neon{
  color:var(--color-neon);
}

.text-orange{
  color:var(--color-orange);
}

.text-gold{
  color:var(--color-gold);
}

@media (max-width:1100px){
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }

  .grid-cols-4{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (max-width:960px){
  body{
    margin-left:0;
  }

  .site-header{
    position:sticky;
    top:0;
    left:auto;
    bottom:auto;
    width:auto;
    min-height:var(--header-height);
    border-right:none;
    border-bottom:1px solid var(--color-border);
    overflow:visible;
  }

  .site-header::after{
    display:none;
  }

  .header-shell{
    flex-direction:row;
    align-items:center;
    height:auto;
    min-height:var(--header-height);
    padding:0 16px;
    overflow:visible;
    gap:12px;
  }

  .primary-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    flex:0 0 auto;
    margin:0;
    max-height:0;
    overflow:hidden;
    background:var(--color-bg-deep);
    border-bottom:1px solid var(--color-border);
    box-shadow:var(--shadow-2);
    transition:max-height .3s ease;
  }

  .primary-nav[data-open]{
    max-height:calc(100vh - var(--header-height));
    overflow-y:auto;
  }

  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:16px;
  }

  .nav-link{
    justify-content:space-between;
    padding:14px 16px;
    font-size:1rem;
  }

  .nav-toggle{
    display:flex;
  }

  .header-actions{
    display:flex;
    flex-direction:row;
    margin:0 0 0 auto;
    gap:8px;
  }

  .header-actions .btn{
    width:auto;
    padding:8px 12px;
    font-size:.8rem;
  }

  .brand-mark{
    width:38px;
    height:38px;
    font-size:1.25rem;
  }

  .brand-slogan{
    display:none;
  }
}

@media (max-width:768px){
  .grid-cols-3{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (max-width:640px){
  .footer-grid{
    grid-template-columns:1fr;
    gap:32px;
    margin-bottom:32px;
  }

  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4{
    grid-template-columns:1fr;
  }

  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
  }

  .back-top{
    right:16px;
    bottom:16px;
    width:46px;
    height:46px;
  }

  .brand-name{
    font-size:.9rem;
  }

  .header-shell{
    gap:8px;
  }

  .nav-toggle{
    width:42px;
    height:42px;
  }
}

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

  html{
    scroll-behavior:auto;
  }
}