:root{
  --bg:#0a0a0b;
  --panel:#141415;
  --concrete:#1d1d1f;
  --volt:#d9ff3f;
  --volt-dim:#9fc41f;
  --text:#f2f2f2;
  --muted:#9c9c9c;
  --display:"Bricolage Grotesque",sans-serif;
  --body:"Inter",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--body);line-height:1.55}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}

.topbar{position:sticky;top:0;z-index:50;background:rgba(10,10,11,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--concrete)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:12px}
.brand-block{background:var(--volt);color:#0a0a0b;font-family:var(--display);font-weight:800;padding:6px 10px;letter-spacing:.02em}
.brand-text{font-family:var(--display);font-weight:800;font-size:17px;display:flex;align-items:center;gap:8px}
.badge-18{border:1px solid var(--volt);color:var(--volt);font-family:var(--body);font-size:10px;padding:2px 6px;letter-spacing:.1em}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:14px;color:var(--muted);transition:color .2s}
.nav a:hover{color:var(--volt)}
.nav .nav-cta{background:var(--volt);color:#0a0a0b;padding:10px 18px;font-weight:600}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}
.burger span{width:24px;height:2px;background:var(--text)}

.hazard{height:10px;background:repeating-linear-gradient(45deg,var(--volt) 0 20px,#0a0a0b 20px 40px)}

.hero{padding:110px 0 80px;background:
  linear-gradient(rgba(10,10,11,.82),rgba(10,10,11,.82)),
  repeating-linear-gradient(0deg,transparent 0 46px,#1d1d1f 46px 47px),
  repeating-linear-gradient(90deg,transparent 0 46px,#1d1d1f 46px 47px)}
.eyebrow{font-size:12px;letter-spacing:.26em;color:var(--volt);text-transform:uppercase;font-weight:600;margin-bottom:22px}
.hero h1{font-family:var(--display);font-weight:800;font-size:clamp(64px,13vw,160px);line-height:.84;letter-spacing:-.02em}
.hero h1 span{color:var(--volt)}
.lead{max-width:640px;margin:30px 0 38px;color:var(--muted);font-size:19px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:16px 32px;font-size:15px;font-weight:600;transition:transform .15s}
.btn-cta{background:var(--volt);color:#0a0a0b}
.btn-ghost{border:1px solid var(--concrete);color:var(--text)}
.btn:hover{transform:translateY(-2px)}

.section{padding:95px 0}
.sec-head{margin-bottom:48px}
.sec-head h2{font-family:var(--display);font-weight:800;font-size:clamp(36px,5.5vw,56px);line-height:1;letter-spacing:-.01em}
.sec-head h2 span{color:var(--volt)}
.sec-head.center{text-align:center}
.sec-sub{max-width:640px;margin:16px auto 0;color:var(--muted)}

.floor-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cell{border:1px solid var(--concrete);background:var(--panel);padding:34px 28px;transition:border-color .2s}
.cell:hover{border-color:var(--volt)}
.cell-idx{font-family:var(--display);font-weight:800;color:var(--volt);font-size:15px}
.cell h3{font-family:var(--display);font-weight:800;font-size:22px;margin:12px 0 8px}
.cell p{color:var(--muted);font-size:15px}

.access{background:var(--panel);border-top:1px solid var(--concrete);border-bottom:1px solid var(--concrete)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.split h2{font-family:var(--display);font-weight:800;font-size:clamp(32px,4.5vw,48px);line-height:1;letter-spacing:-.01em}
.split h2 span{color:var(--volt)}
.split .lead{color:var(--muted);margin:18px 0 24px}
.ticks{list-style:none}
.ticks li{padding:12px 0;border-bottom:1px solid var(--concrete);color:var(--muted);font-size:15px}
.ticks li::before{content:"▸";color:var(--volt);margin-right:12px}
.bolt{font-size:clamp(90px,14vw,150px);text-align:center;filter:drop-shadow(0 0 30px rgba(217,255,63,.35))}

.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:26px}

.visit .visit-box{border:1px solid var(--concrete);background:var(--panel);padding:56px 44px;text-align:center}
.visit h2{font-family:var(--display);font-weight:800;font-size:clamp(30px,4.5vw,46px);line-height:1.05}
.visit h2 span{color:var(--volt)}
.visit p{color:var(--muted);margin-top:16px}

.footer{border-top:1px solid var(--concrete);padding:34px 0}
.footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.footer p{color:var(--muted);font-size:13px}
.totop{width:42px;height:42px;border:1px solid var(--concrete);background:none;color:var(--volt);font-size:18px;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s}
.totop.show{opacity:1;pointer-events:auto}

@media(max-width:900px){
  .nav{position:fixed;inset:70px 0 auto 0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--concrete);display:none;padding:12px 24px}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--concrete);width:100%}
  .burger{display:flex}
  .floor-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:40px}
}