/* BACKROOM landing — TechDirty / Underground */
:root{
  --bg:#070a08;
  --bg2:#0b0f0c;
  --text:#e7f6ee;
  --muted:#a9c8b7;
  --line:rgba(146, 255, 193, .15);
  --neon:#37ff8b;
  --neon2:#00ff6a;
  --danger:#ff2b2b;
  --shadow:rgba(0,0,0,.55);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:"Space Grotesk", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1200px 800px at 20% 10%, rgba(55,255,139,.08), transparent 60%),
    radial-gradient(900px 700px at 85% 30%, rgba(255,43,43,.06), transparent 55%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  color:var(--text);
  overflow-x:hidden;
}

.grain{
  position:fixed; inset:0;
  pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.25'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
  opacity:.22;
}

.wrap{
  max-width:1100px;
  margin:0 auto;
  padding:28px 18px 60px;
}

.top{
  display:flex;
  justify-content:space-between;
  gap:18px;
  align-items:center;
  margin-bottom:28px;
  border:1px solid var(--line);
  border-radius:18px;
  padding:16px 16px;
  background:rgba(7,10,8,.55);
  backdrop-filter: blur(10px);
}

.brand{display:flex; gap:14px; align-items:center}
.logo{
  font-weight:700;
  letter-spacing:.18em;
  font-size:22px;
  text-shadow: 0 0 18px rgba(55,255,139,.25);
}
.claim .c1{font-weight:600}
.claim .c2{color:var(--muted); margin-top:2px}

.mark{
  width:54px; height:54px;
  border-radius:14px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(0,0,0,.25));
  position:relative;
  box-shadow: 0 8px 25px var(--shadow);
  overflow:hidden;
}
.mark .door{
  position:absolute;
  left:12px; top:14px;
  width:26px; height:30px;
  border:1px solid rgba(231,246,238,.22);
  border-bottom:2px solid rgba(231,246,238,.18);
  transform: skewX(-10deg);
  opacity:.9;
}
.mark .beam{
  position:absolute;
  left:28px; top:18px;
  width:10px; height:40px;
  background: linear-gradient(180deg, rgba(55,255,139,.9), rgba(55,255,139,.0));
  filter: blur(.2px);
  transform: rotate(-8deg);
  box-shadow: 0 0 18px rgba(55,255,139,.35);
  opacity:.95;
}

.cta{display:flex; flex-direction:column; align-items:flex-end; gap:8px}
.btn{
  display:inline-block;
  text-decoration:none;
  color:#041008;
  font-weight:700;
  letter-spacing:.08em;
  background: linear-gradient(90deg, var(--neon), var(--neon2));
  padding:12px 16px;
  border-radius:14px;
  box-shadow: 0 0 22px rgba(55,255,139,.25);
}
.btn:hover{transform: translateY(-1px)}
.micro{font-size:12px; color:var(--muted); text-align:right}

.hero{
  padding:28px 18px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(7,10,8,.45);
  box-shadow: 0 14px 40px var(--shadow);
}

h1{
  margin:0 0 10px;
  font-size:40px;
  letter-spacing:-.02em;
}
p{line-height:1.6; color:var(--muted); margin:0}

.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
  margin-top:18px;
}
.card{
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px 14px;
  background:rgba(0,0,0,.25);
}
.cardTitle{font-weight:700; margin-bottom:8px}
.card ul{margin:0; padding-left:18px; color:var(--muted)}
.card li{margin:6px 0}

.rules{
  margin-top:18px;
  padding:22px 18px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(7,10,8,.45);
}
h2{margin:0 0 10px; font-size:22px}
.rulesGrid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:10px;
}
.rule{
  display:flex; gap:10px;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(146, 255, 193, .12);
  background:rgba(0,0,0,.22);
  color:var(--muted);
}
.rule span{
  width:28px; height:28px;
  border-radius:10px;
  display:grid; place-items:center;
  color:#041008;
  background:linear-gradient(180deg, var(--neon), var(--neon2));
  font-weight:800;
}

.waitlist{
  margin-top:18px;
  padding:22px 18px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(7,10,8,.45);
}
.sub{margin-bottom:12px}
.form{
  display:flex; gap:10px; flex-wrap:wrap;
  margin-top:10px;
}
input[type="email"]{
  flex:1 1 260px;
  padding:14px 14px;
  border-radius:14px;
  border:1px solid rgba(146, 255, 193, .18);
  background:rgba(0,0,0,.35);
  color:var(--text);
  outline:none;
}
input::placeholder{color:rgba(169,200,183,.7)}
button{
  padding:14px 16px;
  border-radius:14px;
  border:0;
  cursor:pointer;
  color:#041008;
  font-weight:800;
  letter-spacing:.06em;
  background:linear-gradient(90deg, var(--neon), var(--neon2));
}
.note{
  margin-top:10px;
  color:var(--muted);
  font-size:12px;
}
.note code{
  color:var(--text);
  background:rgba(0,0,0,.3);
  border:1px solid rgba(146, 255, 193, .14);
  padding:2px 6px;
  border-radius:10px;
}

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  margin-top:16px;
}
.box{
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px 14px;
  background:rgba(0,0,0,.22);
}
.boxTitle{font-weight:800; margin-bottom:8px}
.box ul, .box ol{margin:0; padding-left:18px; color:var(--muted)}
.box li{margin:6px 0}

.creator{
  margin-top:14px;
  border:1px solid rgba(255,43,43,.18);
  border-radius:16px;
  padding:14px 14px;
  background:rgba(255,43,43,.06);
}
.creatorTitle{font-weight:800; margin-bottom:8px}
.creatorText{
  color:var(--muted);
  border-left:3px solid rgba(255,43,43,.25);
  padding-left:10px;
}
.creatorText p{margin:8px 0}

.foot{
  margin-top:18px;
  padding:14px 18px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(7,10,8,.45);
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.small{font-size:12px; color:var(--muted)}
a{color:var(--text)}

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

@media (max-width: 920px){
  .top{flex-direction:column; align-items:stretch}
  .cta{align-items:flex-start}
  .cards{grid-template-columns:1fr}
  .rulesGrid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  h1{font-size:34px}
}