:root{
  --bg:#0f1115;
  --bg2:#12141b;
  --fg:#f4f6fa;
  --body:#d9dee8;   /* parágrafos: bem mais legível que o cinzento antigo */
  --dim:#bcc5d3;    /* texto secundário/etiquetas */
  --line:rgba(255,255,255,.12);
  --blue:#5b8cff;
  --purple:#9b6bff;
  --teal:#3fd0c9;
  --grad:linear-gradient(120deg,#5b8cff,#9b6bff);
  --card:rgba(22,26,34,.55);
  --radius:18px;
  --mx:50vw; --my:50vh; /* posição do cursor (definida em JS) */
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--fg);
  background:var(--bg);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3{font-family:'Space Grotesk','Inter',sans-serif;line-height:1.1;margin:0 0 .4em}
a{color:inherit;text-decoration:none}

/* ---------- progresso de scroll ---------- */
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:100%;transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--blue),var(--purple),var(--teal));z-index:30;box-shadow:0 0 12px rgba(91,140,255,.6)}

/* ---------- spotlight do cursor ---------- */
.spotlight{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(360px 360px at var(--mx) var(--my),rgba(123,124,255,.06),transparent 70%);
  transition:background .12s linear}

/* ---------- fundo aurora ---------- */
.aurora{position:fixed;inset:0;z-index:-3;overflow:hidden;background:
  radial-gradient(1200px 600px at 80% -10%,rgba(91,140,255,.06),transparent 60%),
  radial-gradient(900px 500px at -10% 20%,rgba(155,107,255,.06),transparent 60%),var(--bg)}
.blob{position:absolute;border-radius:50%;filter:blur(110px);opacity:.26;mix-blend-mode:screen;will-change:transform}
.b1{width:520px;height:520px;background:#5b8cff;top:-120px;left:-80px;animation:float1 18s ease-in-out infinite}
.b2{width:600px;height:600px;background:#9b6bff;top:10%;right:-160px;animation:float2 22s ease-in-out infinite}
.b3{width:420px;height:420px;background:#3fd0c9;bottom:-160px;left:30%;animation:float3 26s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translate(0,0)}50%{transform:translate(60px,40px)}}
@keyframes float2{0%,100%{transform:translate(0,0)}50%{transform:translate(-50px,60px)}}
@keyframes float3{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,-50px)}}

/* canvas rede de partículas */
.net{position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.22}

.grid-overlay{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.10;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:54px 54px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 75%);
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 75%)}

/* ruído subtil */
.noise{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.018;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

main,.nav{position:relative;z-index:2}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,5vw,64px);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  background:linear-gradient(180deg,rgba(15,17,21,.7),transparent);border-bottom:1px solid transparent;
  transition:background .3s,border-color .3s}
.nav.scrolled{background:rgba(13,15,20,.82);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk';font-weight:700;font-size:1.15rem}
.brand .accent{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo{border-radius:9px;box-shadow:0 6px 20px rgba(0,0,0,.45);transition:transform .4s}
.brand:hover .logo{transform:rotate(-8deg) scale(1.08)}
.hero-logo{width:112px;height:112px;border-radius:26px;margin-bottom:20px;
  box-shadow:0 16px 44px rgba(0,0,0,.5);animation:floatLogo 6s ease-in-out infinite}
@keyframes floatLogo{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.lite .hero-logo{animation:none}
.nav-links{display:flex;align-items:center;gap:26px;font-size:.95rem;color:var(--dim)}
.nav-links a:not(.gh){position:relative}
.nav-links a:not(.gh)::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--grad);transition:width .25s}
.nav-links a:not(.gh):hover{color:var(--fg)}
.nav-links a:not(.gh):hover::after{width:100%}
.nav-links .gh{padding:8px 16px;border:1px solid var(--line);border-radius:999px;color:var(--fg)}
.nav-links .gh:hover{border-color:var(--blue);box-shadow:0 0 0 3px rgba(91,140,255,.12)}
@media(max-width:640px){.nav-links a:not(.gh){display:none}}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  padding:clamp(40px,8vh,90px) clamp(20px,5vw,64px) 50px;max-width:1240px;margin:0 auto}
@media(max-width:880px){.hero{grid-template-columns:1fr;text-align:center}}
.badge{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;color:var(--fg);
  padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:var(--card);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);margin-bottom:22px}
.badge .dot{width:8px;height:8px;border-radius:50%;background:#3fd06a;box-shadow:0 0 10px #3fd06a;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{font-size:clamp(2.4rem,6vw,4.2rem);font-weight:700;letter-spacing:-.02em}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.shine{background:linear-gradient(110deg,#5b8cff,#9b6bff,#3fd0c9,#9b6bff,#5b8cff);background-size:300% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 7s linear infinite}
@keyframes shine{to{background-position:300% 0}}

/* palavra rotativa */
.rotator{display:inline-block;height:1.05em;overflow:hidden;vertical-align:bottom}
.rot-track{display:flex;flex-direction:column;animation:roll 8s cubic-bezier(.8,0,.2,1) infinite}
.rot-track b{height:1.05em;line-height:1.05em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap}
@keyframes roll{
  0%,20%{transform:translateY(0)}
  25%,45%{transform:translateY(-1.05em)}
  50%,70%{transform:translateY(-2.1em)}
  75%,95%{transform:translateY(-3.15em)}
  100%{transform:translateY(-4.2em)} /* 4ª = clone? usamos 4 itens -> volta via reset */
}
/* com 4 itens reais o último frame mostra o 4º; reinicia limpo */
.rot-track{animation:roll4 9s cubic-bezier(.7,0,.2,1) infinite}
@keyframes roll4{
  0%,18%{transform:translateY(0)}
  25%,43%{transform:translateY(-1.05em)}
  50%,68%{transform:translateY(-2.1em)}
  75%,93%{transform:translateY(-3.15em)}
  100%{transform:translateY(0)}
}

.lead{font-size:clamp(1.08rem,2vw,1.28rem);color:var(--body);max-width:42ch;margin:0 0 26px}
@media(max-width:880px){.lead{margin-inline:auto}}
.cta{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
@media(max-width:880px){.cta{justify-content:center}}
.micro{margin-top:18px;font-size:.85rem;color:var(--dim)}

/* stats */
.stats{display:flex;gap:34px;margin-top:30px}
@media(max-width:880px){.stats{justify-content:center}}
.stat{display:flex;flex-direction:column;line-height:1.1}
.stat b{font-family:'Space Grotesk';font-size:clamp(1.6rem,4vw,2.2rem);
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:.82rem;color:var(--dim)}

/* botão download */
.btn-download{position:relative;display:inline-flex;align-items:center;gap:14px;overflow:hidden;
  padding:16px 28px;border-radius:16px;color:#fff;font-weight:600;
  background:var(--grad);background-size:200% 200%;
  box-shadow:0 12px 34px rgba(91,140,255,.45);transition:transform .18s ease,box-shadow .2s;
  animation:sheen 6s ease infinite;will-change:transform}
.btn-download:hover{box-shadow:0 18px 48px rgba(123,107,255,.6)}
.btn-download:active{transform:translateY(1px) scale(.99)}
.btn-download .btn-text{display:flex;flex-direction:column;line-height:1.15;text-align:left;position:relative;z-index:1}
.btn-download .btn-text small{font-weight:400;opacity:.85;font-size:.78rem}
.btn-download svg{position:relative;z-index:1}
.btn-download.big{font-size:1.15rem;padding:20px 36px}
.bd-shine{position:absolute;top:0;left:-120%;width:60%;height:100%;z-index:0;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);
  transform:skewX(-18deg);animation:swipe 3.6s ease-in-out infinite}
@keyframes swipe{0%{left:-120%}55%,100%{left:160%}}
@keyframes sheen{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.btn-ghost{padding:15px 24px;border:1px solid var(--line);border-radius:16px;color:var(--fg);
  background:var(--card);transition:border-color .2s,transform .2s}
.btn-ghost:hover{border-color:var(--purple);transform:translateY(-2px)}

/* mockup com tilt (controlado por JS via vars) */
.hero-art{display:flex;justify-content:center;perspective:1100px}
.screen{position:relative;width:min(440px,90%);aspect-ratio:16/10;border-radius:20px;
  background:linear-gradient(160deg,#1a1d27,#11131a);border:1px solid var(--line);
  box-shadow:0 40px 90px rgba(0,0,0,.55);overflow:hidden;transform-style:preserve-3d;
  transform:rotateY(var(--ry,-12deg)) rotateX(var(--rx,6deg));
  transition:transform .2s ease;animation:floaty 7s ease-in-out infinite}
@keyframes floaty{0%,100%{translate:0 0}50%{translate:0 -12px}}
.screen-glow{position:absolute;inset:0;background:radial-gradient(circle at 50% 40%,rgba(91,140,255,.25),transparent 60%)}
.screen-bar{position:relative;display:flex;gap:7px;padding:14px 16px;transform:translateZ(20px)}
.screen-bar span{width:11px;height:11px;border-radius:50%;background:#2c3140}
.screen-bar span:first-child{background:#ff5f56}.screen-bar span:nth-child(2){background:#ffbd2e}.screen-bar span:nth-child(3){background:#27c93f}
.screen-body{position:relative;padding:8px 22px 22px;height:100%;transform:translateZ(var(--z,40px))}
.screen-body .play{position:absolute;top:38%;left:50%;transform:translate(-50%,-50%);
  width:78px;height:78px;border-radius:50%;display:grid;place-items:center;color:#fff;
  background:var(--grad);box-shadow:0 0 0 0 rgba(91,140,255,.5);animation:ring 2.4s infinite;cursor:pointer}
@keyframes ring{0%{box-shadow:0 0 0 0 rgba(91,140,255,.5)}70%{box-shadow:0 0 0 26px rgba(91,140,255,0)}100%{box-shadow:0 0 0 0 rgba(91,140,255,0)}}
.tiles{position:absolute;bottom:20px;left:22px;right:22px;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.tiles i{height:46px;border-radius:10px;background:linear-gradient(120deg,rgba(91,140,255,.25),rgba(155,107,255,.18));
  border:1px solid var(--line);animation:shimmer 3s ease-in-out infinite;animation-delay:var(--d)}
@keyframes shimmer{0%,100%{opacity:.55}50%{opacity:1}}

/* ---------- marquee ---------- */
.marquee{margin:10px 0 10px;padding:14px 0;border-block:1px solid var(--line);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.02),transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);overflow:hidden}
.mq-track{display:flex;gap:28px;width:max-content;animation:mq 32s linear infinite;
  font-family:'Space Grotesk';font-weight:600;color:var(--dim);font-size:1.05rem;letter-spacing:.01em}
.mq-track span{opacity:.85}
.marquee:hover .mq-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}

/* ---------- features ---------- */
.features,.install{max-width:1140px;margin:0 auto;padding:70px clamp(20px,5vw,64px)}
.features h2,.install h2{font-size:clamp(1.7rem,4vw,2.6rem);text-align:center;margin-bottom:46px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.card{position:relative;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  transition:transform .25s,border-color .25s,background .25s;overflow:hidden}
.card:hover{transform:translateY(-6px);border-color:rgba(91,140,255,.4)}
/* brilho que segue o cursor dentro do card (vars --cx/--cy em JS) */
.card.spot::before{content:"";position:absolute;inset:0;opacity:0;transition:opacity .3s;pointer-events:none;
  background:radial-gradient(240px 240px at var(--cx,50%) var(--cy,50%),rgba(91,140,255,.18),transparent 60%)}
.card.spot:hover::before{opacity:1}
.card .ic{font-size:1.9rem;margin-bottom:12px;display:inline-block;transition:transform .3s}
.card:hover .ic{transform:translateY(-3px) scale(1.12) rotate(-4deg)}
.card h3{font-size:1.2rem;color:var(--fg)}
.card p{color:var(--body);margin:0;font-size:1rem}

/* ---------- install ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.step{display:flex;gap:16px;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  transition:transform .25s,border-color .25s}
.step:hover{transform:translateY(-4px);border-color:rgba(155,107,255,.4)}
.step .n{flex:none;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  font-family:'Space Grotesk';font-weight:700;color:#fff;background:var(--grad);box-shadow:0 6px 18px rgba(91,140,255,.45)}
.step h3{font-size:1.1rem;margin:.1em 0 .25em}
.step p{margin:0;color:var(--body);font-size:1rem}
.step h3{color:var(--fg)}
.tv-tip{margin-top:24px;padding:18px 22px;border:1px dashed rgba(155,107,255,.5);border-radius:var(--radius);
  background:rgba(155,107,255,.1);color:var(--body);font-size:1rem}
.tv-tip strong{color:var(--fg)}

/* ---------- final ---------- */
.final{position:relative;max-width:760px;margin:30px auto 0;text-align:center;padding:80px clamp(20px,5vw,64px) 50px}
.final-glow{position:absolute;inset:0;z-index:-1;border-radius:32px;
  background:radial-gradient(500px 240px at 50% 30%,rgba(123,107,255,.18),transparent 70%)}
.final h2{font-size:clamp(1.8rem,4vw,2.8rem)}
.final p{color:var(--body);margin:0 0 28px;font-size:1.1rem}
.final .btn-download{margin:0 auto}

/* ---------- footer ---------- */
.footer{margin-top:40px;padding:40px clamp(20px,5vw,64px);border-top:1px solid var(--line);
  text-align:center;color:var(--dim);font-size:.9rem}
.footer .dim{opacity:.7;margin-top:6px}
.footer a:hover{color:var(--fg)}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
/* stagger dos cards/steps */
.cards .card{transition-delay:calc(var(--i,0)*.07s)}
.steps .step{transition-delay:calc(var(--i,0)*.1s)}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important}
  .reveal{opacity:1;transform:none;transition:none}
  .scroll-progress,.spotlight,.net{display:none}
}

/* ---------- Modo LITE (TVs / hardware fraco) ----------
   Browsers de TV engasgam com o canvas de partículas, filter:blur(110px),
   backdrop-filter e ~8 animações infinitas. Em lite cortamos tudo isso e o site
   fica fluido, mantendo o layout e o conteúdo. Classe posta no <head> antes do CSS. */
.lite .blob,
.lite .net,
.lite #net,
.lite .grid-overlay,
.lite .spotlight,
.lite .scroll-progress{display:none!important}

.lite *,
.lite *::before,
.lite *::after{
  animation:none!important;
  transition:none!important;
  filter:none!important;
  -webkit-backdrop-filter:none!important;
  backdrop-filter:none!important;
  mix-blend-mode:normal!important;
  will-change:auto!important;
}

/* nav/badge sem blur translúcido -> fundo sólido legível */
.lite .nav{background:rgba(15,17,21,.96)}

/* título com gradiente animado -> cor sólida (legível e barato) */
.lite .shine{
  background:none!important;
  -webkit-background-clip:initial!important;
  background-clip:initial!important;
  -webkit-text-fill-color:initial!important;
  color:var(--blue)!important;
}

/* mockup sem 3D nem flutuação */
.lite .screen{
  transform:none!important;
  transform-style:flat!important;
  box-shadow:0 12px 30px rgba(0,0,0,.5);
}

/* conteúdo sempre visível, sem depender do reveal por scroll */
.lite .reveal{opacity:1!important;transform:none!important}

/* ---------- TV/lite: hero compacto, sem arte decorativa, BOTÃO no topo ----------
   Numa TV o utilizador não deve ter de fazer scroll para descarregar. Escondemos
   o mockup decorativo, compactamos o hero e reordenamos a CTA para o topo. */
.lite .nav{display:none}                 /* barra de navegação fora em TV (mais espaço) */
.lite .marquee{display:none}             /* fila de tags fora em TV (sobe o botão) */
.lite .hero{
  grid-template-columns:1fr;
  gap:14px;
  padding:32px clamp(20px,5vw,64px) 28px;
  align-items:start;
}
.lite .hero-art{display:none}            /* mockup decorativo: fora em TV */
/* tudo centrado em TV (mais fácil de ler à distância) */
.lite .hero-copy{display:flex;flex-direction:column;align-items:center;text-align:center}
.lite .cta{order:-1;justify-content:center;width:100%;margin-bottom:10px}
.lite .badge{order:0}
.lite .hero h1{order:1;font-size:clamp(1.7rem,4.5vw,2.6rem);margin-bottom:.2em}
.lite .lead{order:2;margin:0;max-width:46ch}
.lite .stats{order:3;justify-content:center;margin-top:14px}
.lite .micro{order:4;margin-top:10px}
/* botão grande e central, bem visível com o foco do D-pad */
.lite .btn-download{padding:22px 46px;font-size:1.3rem}
/* realce claro quando o foco está no botão (ao abrir já cá está — só carregar OK) */
.lite .btn-download:focus,
.lite .btn-download:focus-visible{outline:3px solid #fff;outline-offset:4px}
.lite .btn-ghost{display:none}           /* tira a ação secundária para simplificar em TV */