/* Ractr — elite dark UI */
:root{
  --bg:#000; --fg:#fff; --muted:#c9c9c9; --line:#151515; --card:#0b0b0b;
  --font:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  --shadow:0 10px 30px rgba(0,0,0,.55), 0 1px 0 rgba(255,255,255,.02) inset;
}
*{box-sizing:border-box}
html,body{height:100%}
html{color-scheme:dark}
body{
  margin:0; background:var(--bg); color:var(--fg); font:16px/1.6 var(--font);
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; overflow-x:hidden;
}

/* always respect [hidden] */
[hidden]{display:none !important}

/* Links & buttons */
a{color:var(--fg); text-decoration:none}
a:hover{opacity:.9}
.btn{
  display:inline-block; padding:14px 22px; border:1px solid var(--fg);
  border-radius:12px; background:#fff; color:#000; font-weight:800;
  box-shadow:0 8px 22px rgba(255,255,255,.05);
  transition:transform .12s ease, box-shadow .12s ease;
}
.btn:hover{transform:translateY(-1px); box-shadow:0 12px 28px rgba(255,255,255,.07)}
.btn.ghost{background:transparent; color:#fff}
.btn.small{padding:10px 14px; font-size:.95rem}

/* Top nav */
.nav{
  position:sticky; top:0; z-index:20; display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding:14px clamp(16px,4vw,28px);
  border-bottom:1px solid var(--line); background:rgba(0,0,0,.62); backdrop-filter:saturate(180%) blur(18px);
}
.brand{display:flex; align-items:center; gap:10px; font-weight:900; letter-spacing:.2px}
.logo{display:block; filter:drop-shadow(0 6px 24px rgba(255,255,255,.08))}
.links{display:flex; gap:18px; align-items:center}

/* burger */
.menu{
  display:none; position:relative; width:38px; height:34px; background:transparent; border:0; padding:0;
}
.menu .bar{
  position:absolute; left:6px; right:6px; height:2px; background:#fff; border-radius:2px; transition:transform .2s ease, top .2s ease, opacity .2s ease;
}
.menu .bar:nth-child(1){top:10px}
.menu .bar:nth-child(2){top:16px}
.menu .bar:nth-child(3){top:22px}
.menu.open .bar:nth-child(1){top:16px; transform:rotate(45deg)}
.menu.open .bar:nth-child(2){opacity:0}
.menu.open .bar:nth-child(3){top:16px; transform:rotate(-45deg)}

/* Mobile nav */
.mobile-nav{
  display:flex; flex-direction:column; padding:10px clamp(16px,4vw,28px);
  border-bottom:1px solid var(--line); background:#000
}
.mobile-nav a{padding:8px 0}

/* Sections */
section{max-width:min(1200px,100vw); margin:0 auto; padding:0 clamp(16px,4vw,28px)}
.hero{text-align:center; padding-top:80px; padding-bottom:36px}
.hero h1{font-size:clamp(40px,6.6vw,76px); line-height:1.05; margin:0 0 10px}
.hero .muted{color:#dcdcdc; font-weight:400}
.lede{color:#e6e6e6; font-size:clamp(18px,2.2vw,24px); max-width:980px; margin:12px auto 24px}
.cta{display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin:16px 0 6px}

/* Badges */
.badges{display:flex; gap:10px; flex-wrap:wrap; justify-content:center; margin-top:8px; max-width:100%}
.chip{
  display:inline-block; padding:8px 14px; border:1px solid var(--line); border-radius:999px;
  font-size:.95rem; color:#ddd; background:rgba(255,255,255,.04); box-shadow:var(--shadow);
}

/* Feature grid */
.grid{
  display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:16px; margin:44px auto;
}
.card{
  background:var(--card); border:1px solid var(--line); border-radius:16px; padding:22px; box-shadow:var(--shadow);
}
.grid h3{margin:.3rem 0 6px; font-size:1.2rem}
.grid p{margin:0; color:#cfcfcf}

/* Demo with "COMING SOON" */
.demo{text-align:center; margin:56px auto 20px}
.frame{
  position:relative; width:100%; aspect-ratio:16/9; border-radius:20px; border:1px solid var(--line);
  background:linear-gradient(170deg,#0a0a0a,#121212); display:grid; place-items:center; overflow:hidden; box-shadow:var(--shadow);
}
.play{position:relative; font-size:48px; opacity:.75; z-index:2}
.coming{
  position:absolute; inset:0; display:grid; place-items:center; z-index:1;
  font-weight:900; letter-spacing:.35em; font-size:clamp(18px,4.5vw,40px);
  color:#ffffff; opacity:.08; user-select:none; pointer-events:none;
}
.caption{color:#bdbdbd; margin:14px 0 0}

/* How it works */
.how{text-align:center; margin:60px auto}
.how h2{font-size:32px; margin:0 0 12px}
.steps{
  list-style:none; display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:14px; padding:0; margin:0;
}
.steps li{
  background:var(--card); border:1px solid var(--line); border-radius:14px; padding:18px; color:#dcdcdc; box-shadow:var(--shadow);
}
.steps strong{color:#fff}

/* Comparison */
.compare{text-align:center; margin:60px auto}
.compare h2{font-size:32px; margin:0 0 14px}
.table{border:1px solid var(--line); border-radius:16px; overflow:hidden; box-shadow:var(--shadow)}
.row{display:grid; grid-template-columns:1fr 1fr}
.row div{padding:14px; border-bottom:1px solid var(--line); color:#d4d4d4}
.row.head{background:#0f0f0f; font-weight:800}
.row.head div{color:#fff}
.row div+div{border-left:1px solid var(--line)}
.row:last-child div{border-bottom:0}

/* CTA */
.cta-block{text-align:center; margin:72px auto 48px}
.waitlist{
  display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin-top:14px;
  max-width:min(900px,100%); margin-left:auto; margin-right:auto;
}
.waitlist input{
  flex:1 1 520px; min-width:min(560px,92vw);
  padding:16px 16px; border-radius:12px; border:1px solid var(--line);
  background:#0d0d0d; color:#fff; font-size:18px; outline:none; box-shadow:var(--shadow);
}
.waitlist input:focus{border-color:#333; box-shadow:0 0 0 3px rgba(255,255,255,.06), var(--shadow)}
.micro{color:#9a9a9a; font-size:.95rem; margin-top:12px}

/* Footer — clean bottom */
.foot{
  border-top:1px solid var(--line);
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  padding:22px clamp(16px,4vw,28px); max-width:min(1200px,100vw); margin:60px auto 20px;
}
.foot-left{color:#bdbdbd}
.foot-nav{display:flex; gap:18px}
.foot a{color:#bbb}

.reveal{opacity:0; transform:translateY(18px); transition:opacity .5s ease, transform .5s ease}
.reveal.in{opacity:1; transform:none}

/* Responsive */
@media (max-width:1024px){
  .grid{grid-template-columns:repeat(2, minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2, minmax(0,1fr))}
}
@media (max-width:640px){
  .links{display:none}
  .menu{display:block}
  .grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero{padding-top:64px}
  .btn{padding:13px 18px}
  .foot{flex-direction:column; align-items:flex-start; gap:8px}
}