:root{
  --bg:#000;
  --fg:#fff;
  --muted: rgba(255,255,255,.60);
  --muted2: rgba(255,255,255,.38);
  --line: rgba(255,255,255,.10);
  --card: rgba(255,255,255,.04);
  --card2: rgba(255,255,255,.02);
  --shadow: 0 18px 55px rgba(0,0,0,.55);
  --radius: 18px;
  --max: 1120px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--fg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  line-height: 1.35;
  overflow-x:hidden;
}

/* subtle vignette */
body:before{
  content:"";
  position: fixed;
  inset:-20%;
  background:
    radial-gradient(900px 480px at 50% 18%, rgba(255,255,255,.08), transparent 60%),
    radial-gradient(700px 380px at 20% 65%, rgba(255,255,255,.05), transparent 62%),
    radial-gradient(700px 380px at 80% 70%, rgba(255,255,255,.04), transparent 62%);
  pointer-events:none;
  z-index:-1;
  filter: blur(0px);
}

.container{
  width: min(var(--max), calc(100% - 44px));
  margin: 0 auto;
}

.topbar{
  position: sticky;
  top:0;
  z-index:50;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 14px;
}
.topbar-text{
  margin:0;
  color: var(--muted);
  font-size: 13px;
  letter-spacing:.2px;
}

.hero{
  padding: 64px 0 26px;
}
.hero-inner{
  text-align:center;
}
.brand{
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  gap: 10px;
  margin-bottom: 18px;
}
.brand-row{
  display:flex;
  align-items:baseline;
  gap:10px;
}
.brand-name{
  font-weight:800;
  letter-spacing:.8px;
  font-size: 18px;
}
.brand-mark{
  font-weight:800;
  font-size:18px;
  opacity:.6;
}
.pill{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.02);
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
}

.hero-title{
  margin: 0 auto;
  max-width: 820px;
  font-weight: 800;
  font-size: clamp(36px, 6vw, 64px);
  letter-spacing: -0.02em;
}
.muted{ color: var(--muted2); }

.hero-sub{
  margin: 14px auto 0;
  max-width: 740px;
  color: var(--muted);
  font-size: 15px;
}

.cta-row{
  margin-top: 26px;
  display:flex;
  justify-content:center;
  gap: 12px;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 14px;
  font-weight: 700;
  letter-spacing: .3px;
  text-decoration:none;
  border: 1px solid transparent;
  user-select:none;
  transition: transform .18s ease, opacity .18s ease;
  will-change: transform;
}
.btn:active{ transform: translateY(1px); }
.btn-primary{
  background: #fff;
  color:#000;
}
.btn-outline{
  background: transparent;
  color:#fff;
  border-color: var(--line);
}
.btn-ghost{
  background: transparent;
  color:#fff;
  border-color: var(--line);
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 12px;
  opacity: .92;
}
.btn:hover{ opacity: .92; }

.micro-proof{
  margin-top: 12px;
  display:flex;
  justify-content:center;
  gap: 10px;
  flex-wrap:wrap;
  color: var(--muted2);
  font-size: 12px;
}
.dot{ opacity:.35; }

.hero-metrics{
  margin-top: 26px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.metric{
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--card), var(--card2));
  border-radius: var(--radius);
  padding: 18px 14px;
}
.metric-big{
  font-weight: 800;
  font-size: 28px;
  letter-spacing: -0.01em;
}
.metric-small{
  margin-top: 6px;
  color: var(--muted2);
  font-size: 12px;
}

.section{
  padding: 58px 0;
}
.section-soft{
  padding: 64px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.02);
}
.section-head{
  text-align:center;
  margin-bottom: 28px;
}
.kicker{
  margin:0 0 10px;
  color: var(--muted2);
  font-size: 11px;
  letter-spacing: .35em;
}
.h2{
  margin:0;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(26px, 3.8vw, 40px);
}
.h3{
  margin:0;
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: 22px;
}
.p{
  margin: 12px auto 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 14px;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}
.card{
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.card h3{
  margin: 10px 0 8px;
  font-size: 16px;
  letter-spacing: -.01em;
}
.card p{
  margin:0;
  color: var(--muted);
  font-size: 13px;
}
.icon{
  width: 36px; height: 36px;
  display:grid;
  place-items:center;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
  color: rgba(255,255,255,.85);
}

.divider{
  height:1px;
  background: var(--line);
  margin: 34px 0;
}
.center{ text-align:center; }
.tiny{
  margin-top: 10px;
  font-size: 12px;
}

.quote{
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border-radius: var(--radius);
  padding: 18px;
}
.quote-big{
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.01em;
}
.quote-text{
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.quote-by{
  margin: 12px 0 0;
  color: var(--muted2);
  font-size: 12px;
}

.help{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 18px;
  align-items: start;
}
.help-left, .help-right{
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border-radius: var(--radius);
  padding: 22px;
}

.footer{
  padding: 26px 0 46px;
}
.footer-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.footer-brand{
  display:flex;
  gap: 8px;
  align-items:baseline;
}

/* floating buttons */
.floating{
  position: fixed;
  right: 18px;
  bottom: 18px;
  display:flex;
  flex-direction:column;
  gap: 10px;
  z-index: 60;
}
.fab{
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: #fff;
  color:#000;
  font-weight: 900;
  cursor:pointer;
  box-shadow: var(--shadow);
}
.fab-outline{
  display:grid;
  place-items:center;
  background: rgba(0,0,0,.55);
  color: #fff;
  border-color: var(--line);
  text-decoration:none;
}

/* reveal animations */
.reveal{
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s ease, transform .55s ease;
  will-change: transform, opacity;
}
.reveal.in-view{
  opacity: 1;
  transform: none;
}
.reveal.roll{
  transform: translateX(-26px) rotate(-4deg);
}
.reveal.up{
  transform: translateY(18px);
}

/* accessibility: reduced motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .reveal{ opacity:1 !important; transform:none !important; transition:none !important; }
  .btn{ transition:none !important; }
}

/* responsive */
@media (max-width: 900px){
  .hero-metrics{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr; }
  .help{ grid-template-columns: 1fr; }
}