:root{
  --bg-void:#0B0C18; --bg-surface:#13152A; --bg-surface-2:#181B34;
  --uv-violet:#7C5CFC; --uv-violet-soft:#9B82FF; --uv-cyan:#3ECFFF; --safety-yellow:#FFC839;
  --ink-900:#14162A; --ink-700:#2B2E4A; --ink-500:#5A5E7A;
  --paper-100:#F6F5F1; --paper-200:#EDEBE3; --paper-border:rgba(20,22,42,.12);
  --text-hi:#F3F2FA; --text-mid:#AFB3CE; --line-onDark:rgba(255,255,255,.10);
  --radius-lg:20px; --radius-md:12px;
  --font-display:'Golos Text',sans-serif; --font-body:'IBM Plex Sans',sans-serif; --font-mono:'IBM Plex Mono',monospace;
  --maxw:1200px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{background:var(--paper-100);color:var(--ink-900);font-family:var(--font-body);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;}
h1,h2,h3{font-family:var(--font-display);margin:0;letter-spacing:-.01em;}
p{margin:0 0 14px;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;}
.eyebrow{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--uv-cyan);outline-offset:3px;border-radius:4px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--safety-yellow);color:var(--ink-900);padding:10px 16px;border-radius:0 0 8px 0;z-index:200;font-family:var(--font-mono);font-size:13px;font-weight:600;}
.skip-link:focus{left:0;}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,12,24,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line-onDark);}
.header-inner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;flex-direction:column;text-decoration:none;}
.brand-mark{font-family:var(--font-display);font-weight:800;font-size:18px;color:var(--text-hi);white-space:nowrap;}
.brand-dot{color:var(--safety-yellow);}
.brand-sub{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--text-mid);margin-top:2px;}
.main-nav{display:flex;gap:2px;}
.nav-link{font-family:var(--font-body);font-weight:500;font-size:14px;color:var(--text-mid);background:none;border:none;padding:9px 14px;border-radius:9px;cursor:pointer;white-space:nowrap;}
.nav-link:hover,.nav-link.is-active{color:var(--text-hi);background:rgba(124,92,252,.22);}
.header-actions{display:flex;align-items:center;gap:12px;}
.search-icon-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:9px;border:1px solid var(--line-onDark);background:none;color:var(--text-hi);cursor:pointer;}
.search-icon-btn:hover{background:rgba(255,255,255,.08);}
.menu-toggle{display:none;flex-direction:column;justify-content:center;gap:4px;width:34px;height:34px;background:none;border:1px solid var(--line-onDark);border-radius:8px;cursor:pointer;}
.menu-toggle span{display:block;height:2px;width:16px;margin:0 auto;background:var(--text-hi);border-radius:2px;}
@media (max-width:880px){
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--bg-void);border-bottom:1px solid var(--line-onDark);padding:8px;gap:2px;}
  body.nav-open .main-nav{display:flex;}
  .nav-link{width:100%;text-align:left;padding:12px 14px;}
  .menu-toggle{display:flex;}
}

/* sections */
.section{padding:56px 24px;}
.section-inner{max-width:var(--maxw);margin:0 auto;}
.on-dark{background:var(--bg-surface);color:var(--text-hi);}
.on-void{background:var(--bg-void);color:var(--text-hi);}
.on-paper{background:var(--paper-100);color:var(--ink-900);}
.on-void .eyebrow,.on-dark .eyebrow{color:var(--uv-cyan);}
.on-paper .eyebrow{color:var(--ink-700);}
.text-mid{color:var(--text-mid);}
.on-paper .text-mid{color:var(--ink-500);}

/* breadcrumbs */
.breadcrumbs{font-family:var(--font-mono);font-size:12.5px;color:var(--ink-500);padding:16px 24px 0;max-width:var(--maxw);margin:0 auto;}
.breadcrumbs a{color:var(--uv-violet);}
.breadcrumbs a:hover{text-decoration:underline;}
.breadcrumbs .sep{margin:0 6px;opacity:.5;}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-weight:600;font-size:14.5px;padding:13px 22px;border-radius:10px;cursor:pointer;border:1px solid transparent;}
.btn-primary{background:var(--safety-yellow);color:var(--ink-900);}
.btn-primary:hover{background:#ffd35c;}
.btn-secondary{background:transparent;color:var(--text-hi);border-color:rgba(255,255,255,.28);}
.btn-secondary:hover{background:rgba(255,255,255,.08);}
.btn-secondary.on-light{color:var(--ink-900);border-color:var(--paper-border);}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;}

/* hero */
.hero{padding:64px 24px 40px;}
.hero h1{font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.08;margin:14px 0 18px;}
.hero-sub{font-size:17px;color:var(--text-mid);max-width:60ch;margin-bottom:26px;}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-onDark);border-top:1px solid var(--line-onDark);border-bottom:1px solid var(--line-onDark);}
.stat-cell{background:var(--bg-void);padding:26px 24px;}
@media (max-width:760px){.stats{grid-template-columns:1fr;}}
.stat-num{font-family:var(--font-display);font-weight:800;font-size:32px;color:var(--uv-violet-soft);line-height:1;}
.stat-label{font-size:14px;color:var(--text-hi);margin-top:8px;}
.stat-sub{font-family:var(--font-mono);font-size:11.5px;color:var(--text-mid);margin-top:6px;}

/* grids + cards */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.grid-5{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
@media (max-width:920px){.grid-3,.grid-4,.grid-5{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr;}}

.card{background:var(--bg-surface-2);border:1px solid var(--line-onDark);border-radius:var(--radius-md);overflow:hidden;}
.on-paper .card{background:#fff;border-color:var(--paper-border);box-shadow:0 1px 2px rgba(20,22,42,.04);}
.card-body{padding:20px;}
.card-photo{background:#fff;border-bottom:1px solid var(--paper-border);}
.card-photo img{width:100%;aspect-ratio:1/1;object-fit:contain;padding:14px;box-sizing:border-box;display:block;}
.card h3{font-size:16px;font-weight:700;margin-bottom:6px;}
.card p{font-size:13.5px;color:var(--ink-500);margin-bottom:12px;}
.card-price{font-family:var(--font-mono);font-weight:700;font-size:18px;color:var(--uv-violet);margin-bottom:8px;}
.tag-row{display:flex;gap:6px;flex-wrap:wrap;}
.tag{font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.03em;text-transform:uppercase;padding:4px 8px;border-radius:6px;background:rgba(124,92,252,.10);color:var(--uv-violet);}
.brand-badge img{height:15px;width:auto;opacity:.85;margin-bottom:8px;display:block;}
.card-link{display:block;}
.card-link:hover .card{border-color:var(--uv-violet-soft);}

/* section headers */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3.2vw,34px);font-weight:800;margin-top:8px;}
.section-link{font-family:var(--font-mono);font-size:12.5px;font-weight:600;color:var(--uv-violet-soft);background:none;border:none;cursor:pointer;}
.on-paper .section-link{color:var(--uv-violet);}

/* applications / brand cards */
.app-card{background:#fff;border:1px solid var(--paper-border);border-radius:var(--radius-md);padding:24px 18px;text-align:center;color:var(--ink-900);}
.app-card:hover{border-color:var(--uv-violet-soft);}
.app-card h3{font-size:15px;font-weight:700;margin-bottom:6px;color:var(--ink-900);}
.app-card p{font-size:12.5px;color:var(--ink-500);margin:0;}

/* spec table */
.spec-table{width:100%;border-collapse:collapse;font-size:14px;margin:20px 0;}
.spec-table tr{border-bottom:1px solid var(--paper-border);}
.spec-table td{padding:10px 4px;vertical-align:top;}
.spec-table td:first-child{color:var(--ink-500);font-family:var(--font-mono);font-size:12.5px;width:42%;padding-right:16px;}
.spec-table td:last-child{font-weight:600;}

/* search box */
.search-box{position:relative;max-width:480px;}
.search-box input{width:100%;box-sizing:border-box;padding:13px 42px 13px 16px;border-radius:10px;border:1px solid var(--paper-border);font-family:var(--font-body);font-size:15px;background:#fff;color:var(--ink-900);}
.search-box .icon{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--ink-500);}

/* footer */
.site-footer{padding:28px 24px;border-top:1px solid var(--line-onDark);background:var(--bg-void);color:var(--text-hi);}
.footer-inner{max-width:var(--maxw);margin:0 auto;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-inner p{margin:0;font-size:12.5px;color:var(--text-mid);}
.footer-cols{display:flex;gap:48px;flex-wrap:wrap;margin-bottom:24px;}
.footer-col h4{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-mid);margin-bottom:12px;}
.footer-col a{display:block;font-size:13.5px;color:var(--text-hi);margin-bottom:8px;}
.footer-col a:hover{color:var(--uv-cyan);}

/* misc */
.timeline{margin-top:40px;display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
@media (max-width:760px){.timeline{grid-template-columns:1fr;}}
.tl-item{padding:24px 20px 4px;border-top:2px solid var(--uv-violet);}
.tl-year{font-family:var(--font-mono);font-weight:600;font-size:13px;color:var(--uv-cyan);}
.tl-label{font-size:15px;margin-top:8px;}