:root{
  --bg:#020817;
  --bg2:#071226;
  --text:#f8fbff;
  --muted:#9fb2cd;
  --line:rgba(148,163,184,.22);
  --blue:#1e7bff;
  --cyan:#67e8f9;
  --card:rgba(15,23,42,.58);
  --glass:rgba(255,255,255,.07);
  --shadow:0 30px 120px rgba(0,0,0,.55);
}

*{box-sizing:border-box}
html{height:100%;scroll-behavior:smooth}
body{
  min-height:100%;
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 20% 20%, rgba(30,123,255,.24), transparent 32%),
    radial-gradient(circle at 80% 15%, rgba(103,232,249,.18), transparent 26%),
    linear-gradient(135deg, #020817 0%, #06162d 45%, #020817 100%);
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:44px 44px;
  mask-image:linear-gradient(to bottom, transparent, #000 18%, #000 82%, transparent);
  opacity:.44;
}

body::after{
  content:"";
  position:fixed;
  inset:-25%;
  background:conic-gradient(from 120deg, transparent, rgba(103,232,249,.08), transparent, rgba(30,123,255,.08), transparent);
  animation:rotateField 22s linear infinite;
  pointer-events:none;
}

#neuralCanvas{
  position:fixed;
  inset:0;
  width:100vw;
  height:100vh;
  z-index:0;
  opacity:.58;
}

.page-shell{
  position:relative;
  z-index:1;
  min-height:100vh;
  display:grid;
  grid-template-rows:auto 1fr;
  padding:28px clamp(18px, 4vw, 64px);
}

.topbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:24px;
}

.brand{
  width:min(240px, 64vw);
  display:inline-flex;
  align-items:center;
  text-decoration:none;
}

.brand img{
  width:100%;
  height:auto;
  display:block;
  filter:drop-shadow(0 10px 34px rgba(30,123,255,.18));
}

.status-pill{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 16px;
  border:1px solid var(--line);
  border-radius:999px;
  color:#dceafe;
  background:rgba(2,8,23,.48);
  box-shadow:0 10px 40px rgba(0,0,0,.25);
  backdrop-filter:blur(16px);
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  white-space:nowrap;
}

.pulse{
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 0 rgba(103,232,249,.75);
  animation:pulse 1.8s infinite;
}

.hero{
  width:min(1120px, 100%);
  margin:auto;
  padding:58px 0 36px;
  text-align:center;
}

.eyebrow{
  display:inline-flex;
  margin-bottom:22px;
  padding:10px 14px;
  border:1px solid rgba(103,232,249,.22);
  border-radius:999px;
  background:rgba(103,232,249,.07);
  color:#bff8ff;
  letter-spacing:.22em;
  text-transform:uppercase;
  font-size:12px;
}

h1{
  margin:0 auto;
  max-width:980px;
  font-size:clamp(42px, 7vw, 92px);
  line-height:.92;
  letter-spacing:-.07em;
  text-wrap:balance;
}

.lead{
  margin:28px auto 0;
  max-width:780px;
  color:#c7d2e7;
  font-size:clamp(17px, 2vw, 23px);
  line-height:1.55;
}

.signal-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:16px;
  margin:44px auto 34px;
  max-width:1000px;
}

.signal-grid article{
  text-align:left;
  padding:22px;
  min-height:172px;
  border:1px solid var(--line);
  border-radius:28px;
  background:linear-gradient(145deg, rgba(255,255,255,.085), rgba(255,255,255,.025));
  box-shadow:0 24px 80px rgba(0,0,0,.20);
  backdrop-filter:blur(18px);
  overflow:hidden;
  position:relative;
}

.signal-grid article::after{
  content:"";
  position:absolute;
  inset:auto -20% -70% -20%;
  height:90px;
  background:radial-gradient(circle, rgba(103,232,249,.22), transparent 65%);
}

.signal-grid span{
  color:var(--cyan);
  font-size:12px;
  letter-spacing:.18em;
  font-weight:700;
}

.signal-grid strong{
  display:block;
  margin-top:12px;
  font-size:18px;
}

.signal-grid p{
  margin:10px 0 0;
  color:#9fb2cd;
  line-height:1.5;
  font-size:14px;
}

.portal-wrap{
  display:flex;
  justify-content:center;
  margin-top:18px;
}

.portal{
  position:relative;
  display:grid;
  place-items:center;
  width:min(360px, 82vw);
  min-height:360px;
  color:var(--text);
  text-decoration:none;
  border-radius:999px;
  isolation:isolate;
  transition:transform .35s ease, filter .35s ease;
}

.portal:hover{
  transform:translateY(-8px) scale(1.02);
  filter:saturate(1.15);
}

.portal:focus-visible{
  outline:3px solid var(--cyan);
  outline-offset:8px;
}

.portal-rings,
.portal-rings::before,
.portal-rings::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:50%;
  border:1px solid rgba(103,232,249,.26);
  background:
    radial-gradient(circle at 50% 50%, rgba(30,123,255,.16), transparent 54%),
    conic-gradient(from 35deg, transparent 0 18%, rgba(103,232,249,.45), transparent 33% 62%, rgba(30,123,255,.34), transparent 80%);
  box-shadow:
    inset 0 0 40px rgba(103,232,249,.08),
    0 0 90px rgba(30,123,255,.24);
  animation:portalSpin 14s linear infinite;
  z-index:-2;
}

.portal-rings::before{
  inset:22px;
  animation-direction:reverse;
  animation-duration:11s;
  opacity:.82;
}

.portal-rings::after{
  inset:46px;
  animation-duration:8s;
  opacity:.64;
}

.door-icon{
  width:164px;
  height:164px;
  display:block;
  margin-top:8px;
  animation:doorFloat 4s ease-in-out infinite;
}

.portal-copy{
  position:absolute;
  bottom:58px;
  left:50%;
  transform:translateX(-50%);
  width:100%;
  display:flex;
  flex-direction:column;
  gap:6px;

  justify-content: center; /* centraliza horizontalmente */
  align-items: center;     /* centraliza verticalmente (se tiver altura definida) */
  text-align: center;      /* centraliza texto dentro de elementos inline/block */
}

.portal-copy strong{
  font-size:18px;
  letter-spacing:.02em;
}

.portal-copy small{
  color:#a8bdd8;
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
}

.microcopy{
  margin:26px auto 0;
  max-width:650px;
  color:#8ea3c2;
  font-size:14px;
}

.side-note{
  position:fixed;
  right:34px;
  bottom:30px;
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  gap:2px;
  color:#8ea3c2;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-size:11px;
}

.side-note strong{
  color:#eaf4ff;
  font-size:14px;
}

.reveal{
  opacity:0;
  transform:translateY(20px);
  animation:reveal .9s cubic-bezier(.2,.75,.2,1) forwards;
}
.delay-1{animation-delay:.12s}
.delay-2{animation-delay:.24s}
.delay-3{animation-delay:.36s}
.delay-4{animation-delay:.48s}
.delay-5{animation-delay:.60s}
.delay-6{animation-delay:.72s}

@keyframes reveal{
  to{opacity:1; transform:translateY(0)}
}
@keyframes pulse{
  70%{box-shadow:0 0 0 14px rgba(103,232,249,0)}
  100%{box-shadow:0 0 0 0 rgba(103,232,249,0)}
}
@keyframes portalSpin{
  to{transform:rotate(360deg)}
}
@keyframes doorFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}
@keyframes rotateField{
  to{transform:rotate(360deg)}
}

@media (max-width: 840px){
  .page-shell{padding:22px 18px}
  .topbar{align-items:flex-start}
  .status-pill{font-size:11px; padding:9px 12px}
  .hero{padding-top:54px}
  h1{letter-spacing:-.055em}
  .signal-grid{grid-template-columns:1fr; margin-top:32px}
  .portal{min-height:320px; width:min(320px, 88vw)}
  .door-icon{width:142px;height:142px}
  .side-note{position:static; margin-top:28px; align-items:center}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important; transition:none!important}
}