/* TelaFlow — © 2026 Kaype Frank Alves de Carvalho. Todos os direitos reservados. */
:root {
  --fundo: #07080f;
  --fundo2: #10132280;
  --cartao: #121528;
  --texto: #f3f4fa;
  --suave: #a9adc6;
  --cor1: #7c5cff;
  --cor2: #18c8ff;
  --cor3: #ff4d8d;
  --boom: #ff7a3d;
  --zap: #25d366;
  --borda: #262b47;
  --raio: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--fundo);
  color: var(--texto);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  overflow-x: hidden;
}
a { color: inherit; }
button { font: inherit; color: inherit; }
.faixa { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.grad { background: linear-gradient(90deg, var(--cor1), var(--cor2), var(--cor3), var(--cor1)); background-size: 300% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: corre 8s linear infinite; }
@keyframes corre { to { background-position: 300% 0; } }

#estrelas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -2; pointer-events: none; }

/* Barra do topo */
.barra { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px); background: #07080fb3; border-bottom: 1px solid #ffffff10; }
.barra-in { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.marca { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; text-decoration: none; }
.marca img { width: 34px; height: 34px; }
.marca b { background: linear-gradient(90deg, var(--cor1), var(--cor2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
nav { display: flex; align-items: center; gap: 22px; }
nav a { text-decoration: none; color: var(--suave); font-size: 15px; }
nav a:hover { color: var(--texto); }
@media (max-width: 760px) { nav a:not(.botao) { display: none; } }

/* Música de fundo */
.musica { display: inline-flex; align-items: center; gap: 8px; padding: 8px 13px; border-radius: 12px; border: 1px solid var(--borda); background: #ffffff08; color: var(--suave); cursor: pointer; font-size: 14px; }
.musica b { font-weight: 600; }
.musica .barras { display: inline-flex; align-items: flex-end; gap: 2px; height: 16px; }
.musica .barras i { width: 3px; height: 4px; border-radius: 2px; background: currentColor; }
.musica.on { color: var(--texto); border-color: #18c8ff88; box-shadow: 0 0 20px -6px #18c8ffaa; }
.musica.on .barras i { background: var(--cor2); animation: barra 1s ease-in-out infinite; }
.musica.on .barras i:nth-child(2) { animation-delay: -.3s; } .musica.on .barras i:nth-child(3) { animation-delay: -.6s; } .musica.on .barras i:nth-child(4) { animation-delay: -.15s; }
@keyframes barra { 50% { height: 16px; } }
@media (max-width: 760px) { .musica b { display: none; } }
.botao.com-som { display: flex; margin: 22px auto 0; font-size: 18px; }
.botao.com-som.on { background: linear-gradient(90deg, #ff4d8d, #7c5cff); }
.dica-musica { display: block; margin: 14px auto 0; padding: 8px 16px; border-radius: 99px; border: 1px dashed #7c5cff77; background: #7c5cff14; color: var(--texto); font-size: 14px; cursor: pointer; }
.dica-musica:hover { background: #7c5cff2a; }
.dica-musica.some { display: none; }

/* Botões */
.botao {
  display: inline-flex; align-items: center; gap: 8px; padding: 15px 26px; border-radius: 16px; border: 0; cursor: pointer;
  font-weight: 700; text-decoration: none; color: #fff;
  background: linear-gradient(90deg, var(--cor1), var(--cor2));
  box-shadow: 0 12px 30px -10px #7c5cffaa; transition: transform .2s, box-shadow .2s;
}
.botao:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -12px #18c8ffaa; }
.botao.leve { background: #ffffff0d; border: 1px solid var(--borda); box-shadow: none; }
.botao.mini { padding: 9px 16px; font-size: 15px; border-radius: 12px; color: #fff; }
.botao.zap { background: var(--zap); box-shadow: 0 14px 34px -10px #25d366aa; font-size: 19px; padding: 18px 32px; }
.acoes { display: flex; gap: 12px; flex-wrap: wrap; }
.acoes.centro { justify-content: center; margin-top: 26px; }

/* História 3D: a rolagem conta a história da IA de som */
.historia { position: relative; height: 520vh; }
.palco { position: sticky; top: 0; height: 100vh; overflow: hidden; }
#cena3d { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.palco-luz { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(60% 50% at 50% 55%, transparent 40%, #07080f 100%); }
.cap { position: absolute; left: 50%; transform: translate(-50%, 20px); width: min(900px, 92vw); text-align: center; opacity: 0; pointer-events: none; transition: none; will-change: opacity, transform; }
.cap.on { pointer-events: auto; }
.cap small { display: inline-block; color: var(--cor2); font-weight: 700; font-size: 16px; margin-bottom: 10px; letter-spacing: .02em; }
.cap h2 { font-size: clamp(30px, 5.4vw, 60px); line-height: 1.08; margin: 0; text-shadow: 0 10px 40px #000; }
.cap p { color: var(--suave); font-size: clamp(17px, 2.2vw, 21px); margin: 10px 0 0; }
.c0 { top: 13vh; }
.c1, .c2, .c3 { bottom: 5vh; }
.c4 { top: 64%; }
.gigante { font-size: clamp(64px, 15vw, 190px); line-height: .9; margin: 18px 0 6px; letter-spacing: -.045em; font-weight: 900; text-shadow: 0 20px 80px #7c5cff55; }
.role { display: inline-flex; gap: 8px; align-items: center; margin-top: 18px; color: var(--suave); font-size: 15px; border: 1px solid var(--borda); padding: 8px 16px; border-radius: 99px; background: #ffffff08; }
.role i { font-style: normal; animation: quica2 1.6s infinite; display: inline-block; }
@keyframes quica2 { 50% { transform: translateY(5px); } }
.txt-boom { color: var(--boom); text-shadow: 0 0 30px #ff3d5a99; }
.ia-chip { opacity: 0; position: absolute; top: 84px; right: 20px; display: flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 99px; background: #12152ae6; border: 1px solid var(--borda); font-size: 14px; transition: border-color .4s, box-shadow .4s; }
.ia-chip { cursor: pointer; color: var(--texto); font: inherit; font-size: 14px; white-space: nowrap; }
.ia-chip em { font-style: normal; font-size: 12px; color: var(--cor2); padding: 2px 8px; border-radius: 99px; background: #18c8ff1a; animation: piscaDica 2s ease-in-out infinite; }
.ia-chip.on em { color: var(--suave); background: #ffffff10; animation: none; }
@keyframes piscaDica { 50% { opacity: .45; } }
.ia-chip:hover { border-color: #18c8ff88; }
.ia-chip i { width: 10px; height: 10px; border-radius: 50%; background: #ff3d5a; transition: background .4s; }
.ia-chip.on { border-color: #18c8ff88; box-shadow: 0 0 30px -8px #18c8ffaa; }
.ia-chip.on i { background: var(--cor2); box-shadow: 0 0 10px var(--cor2); }
.legenda-3d { position: absolute; top: 84px; left: 20px; display: flex; gap: 14px; font-size: 14px; color: var(--suave); background: #12152ab3; padding: 8px 14px; border-radius: 99px; opacity: 0; transition: opacity .4s; }
.legenda-3d.on { opacity: 1; }
.progresso-3d { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); width: 140px; height: 4px; border-radius: 99px; background: #ffffff1a; overflow: hidden; }
.progresso-3d i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--cor1), var(--cor2)); }
@media (max-width: 600px) {
  .legenda-3d { top: 74px; left: 50%; transform: translateX(-50%); white-space: nowrap; font-size: 13px; }
  .ia-chip { top: 116px; right: 50%; transform: translateX(50%); }
}
/* Sem 3D (aparelho sem suporte ou "menos movimento"): mostra só o começo e o fim */
.historia.sem3d { height: auto; }
.historia.sem3d .palco { position: relative; height: auto; padding: 60px 0 40px; display: flex; flex-direction: column; gap: 50px; }
.historia.sem3d #cena3d, .historia.sem3d .progresso-3d, .historia.sem3d .legenda-3d, .historia.sem3d .ia-chip, .historia.sem3d .role, .historia.sem3d .c1, .historia.sem3d .c2, .historia.sem3d .c3 { display: none; }
.historia.sem3d .cap { position: static; transform: none; opacity: 1; margin: 0 auto; pointer-events: auto; }

/* Abertura */
.abertura { position: relative; min-height: calc(100vh - 64px); display: flex; align-items: center; padding: 40px 0 80px; overflow: hidden; }
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; z-index: -1; animation: flutuar 14s ease-in-out infinite; }
.b1 { width: 460px; height: 460px; background: var(--cor1); top: -120px; left: -120px; }
.b2 { width: 380px; height: 380px; background: var(--cor2); bottom: -120px; right: -80px; animation-delay: -5s; }
.b3 { width: 260px; height: 260px; background: var(--cor3); top: 40%; left: 45%; opacity: .3; animation-delay: -9s; }
@keyframes flutuar { 50% { transform: translate(40px, -30px) scale(1.1); } }
.abertura-in { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; width: 100%; }
@media (max-width: 900px) { .abertura-in { grid-template-columns: 1fr; text-align: center; } .abertura-in .acoes { justify-content: center; } }
.selo { display: inline-flex; align-items: center; gap: 8px; padding: 7px 15px; border: 1px solid var(--borda); border-radius: 99px; color: var(--suave); font-size: 14px; background: #ffffff08; }
.selo i { width: 8px; height: 8px; border-radius: 50%; background: var(--zap); box-shadow: 0 0 0 0 #25d366; animation: pulsa 1.8s infinite; }
@keyframes pulsa { 70% { box-shadow: 0 0 0 10px #25d36600; } 100% { box-shadow: 0 0 0 0 #25d36600; } }
h1 { font-size: clamp(38px, 6.5vw, 68px); line-height: 1.05; margin: 20px 0 16px; letter-spacing: -.025em; }
.abertura p { color: var(--suave); font-size: clamp(17px, 2.2vw, 20px); max-width: 560px; margin: 0 0 30px; }
@media (max-width: 900px) { .abertura p { margin-left: auto; margin-right: auto; } }
.desce { position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%); font-size: 34px; color: var(--suave); text-decoration: none; animation: quica 2s infinite; }
@keyframes quica { 50% { transform: translate(-50%, 8px); } }

/* TV 3D */
.tv-cena { position: relative; perspective: 1000px; display: flex; justify-content: center; padding: 30px 0; }
.tv { width: min(520px, 92vw); transform-style: preserve-3d; transition: transform .15s ease-out; transform: rotateY(-14deg) rotateX(6deg); }
.tv-tela {
  position: relative; aspect-ratio: 16 / 9.4; border-radius: 22px; overflow: hidden;
  background: radial-gradient(circle at 30% 20%, #2a1f6b, #0c0e1d 70%);
  border: 10px solid #1a1d2e; box-shadow: 0 0 0 2px #2c3150, 0 40px 80px -20px #000, 0 0 90px -20px #7c5cff99;
}
.tv-brilho { position: absolute; inset: 0; background: linear-gradient(115deg, transparent 30%, #ffffff18 45%, transparent 60%); animation: reflexo 5s ease-in-out infinite; }
@keyframes reflexo { 0%, 100% { transform: translateX(-60%); } 50% { transform: translateX(60%); } }
.tv-topo { position: absolute; top: 12px; left: 14px; right: 14px; display: flex; justify-content: space-between; font-size: 13px; font-weight: 700; }
.ao-vivo { color: #ff5470; }
.tv-hora { color: var(--suave); }
.tv-onda { position: absolute; left: 6%; right: 6%; top: 26%; width: 88%; height: 50%; }
.tv-legenda { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); background: #0009; padding: 6px 14px; border-radius: 99px; font-size: 14px; white-space: nowrap; }
.tv-legenda b { color: var(--cor2); }
.tv-pe { width: 34%; height: 18px; margin: 0 auto; background: linear-gradient(#22263a, #11131f); border-radius: 0 0 14px 14px; }
.flutua { position: absolute; background: #12152ae6; border: 1px solid var(--borda); padding: 9px 14px; border-radius: 14px; font-size: 14px; font-weight: 600; box-shadow: 0 14px 30px -12px #000; animation: boia 5s ease-in-out infinite; white-space: nowrap; }
.f1 { top: 2%; left: 0; }
.f2 { bottom: 10%; right: -2%; animation-delay: -1.6s; }
.f3 { top: 46%; left: -6%; animation-delay: -3.2s; }
@keyframes boia { 50% { transform: translateY(-12px); } }
@media (max-width: 560px) { .f3 { display: none; } .f1 { left: 4%; } .f2 { right: 4%; } }

/* Seções */
.secao { padding: 90px 0; position: relative; }
.secao.escura { background: linear-gradient(180deg, transparent, #0d0f1d 15%, #0d0f1d 85%, transparent); }
.etiqueta { display: table; margin: 0 auto 12px; padding: 6px 14px; border-radius: 99px; font-size: 14px; font-weight: 700; color: var(--cor2); background: #18c8ff14; border: 1px solid #18c8ff33; }
h2 { font-size: clamp(28px, 4.5vw, 44px); line-height: 1.15; margin: 0 0 12px; text-align: center; letter-spacing: -.015em; }
h2.esq, .sub.esq { text-align: left; margin-left: 0; }
.duas .etiqueta { margin-left: 0; }
.sub { color: var(--suave); text-align: center; margin: 0 auto 40px; max-width: 660px; font-size: 18px; }
.duas { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
@media (max-width: 900px) { .duas { grid-template-columns: 1fr; } h2.esq, .sub.esq { text-align: center; margin-left: auto; } .duas .etiqueta { margin-left: auto; } .duas > div:first-child { text-align: center; } }

/* Revelar ao rolar */
.revela { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.revela.visto { opacity: 1; transform: none; }

/* Cartões que viram (problemas) */
.problemas { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.vira { background: none; border: 0; padding: 0; perspective: 900px; cursor: pointer; text-align: left; min-height: 200px; }
.vira-in { display: block; position: relative; width: 100%; height: 100%; min-height: 200px; transform-style: preserve-3d; transition: transform .6s cubic-bezier(.2,.8,.2,1); }
.vira.virado .vira-in { transform: rotateY(180deg); }
.face { position: absolute; inset: 0; display: flex; flex-direction: column; gap: 8px; padding: 22px; border-radius: var(--raio); backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.face i { font-style: normal; font-size: 34px; }
.face b { font-size: 18px; line-height: 1.3; }
.face small { color: var(--suave); font-size: 15px; margin-top: auto; }
.frente { background: linear-gradient(160deg, #2a1420, #151726); border: 1px solid #ff4d8d40; }
.frente small { color: #ff8fb5; }
.verso { background: linear-gradient(160deg, #1b1a46, #0f2335); border: 1px solid #18c8ff55; transform: rotateY(180deg); box-shadow: 0 0 40px -14px #18c8ff88; }
.verso b { color: var(--cor2); font-size: 20px; }
.verso small { margin-top: 0; color: var(--texto); font-size: 16px; }

/* Selo da IA na abertura */
.selo-ia { display: inline-flex; align-items: center; gap: 12px; margin-top: 26px; padding: 12px 18px 12px 12px; border-radius: 18px; background: linear-gradient(135deg, #7c5cff22, #18c8ff14); border: 1px solid #7c5cff66; box-shadow: 0 0 40px -14px #7c5cffaa; text-align: left; }
.selo-ia > span { font-size: 30px; width: 50px; height: 50px; display: grid; place-items: center; border-radius: 14px; background: linear-gradient(135deg, var(--cor1), var(--cor2)); animation: brilhaIa 3s ease-in-out infinite; }
.selo-ia b { display: block; font-size: 17px; }
.selo-ia small { color: var(--suave); font-size: 14px; }
@keyframes brilhaIa { 50% { box-shadow: 0 0 26px #18c8ffaa; } }

/* Como a IA funciona */
.ia-passos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 0 0 40px; position: relative; }
@media (max-width: 860px) { .ia-passos { grid-template-columns: 1fr 1fr; } }
.ia-passo { background: var(--cartao); border: 1px solid var(--borda); border-radius: var(--raio); padding: 20px 18px; text-align: center; position: relative; }
.ia-passo .ia-ic { display: grid; place-items: center; width: 62px; height: 62px; margin: 0 auto 10px; font-size: 30px; border-radius: 50%; background: radial-gradient(circle, #7c5cff44, #7c5cff11); border: 1px solid #7c5cff66; animation: onda-ia 2.6s ease-in-out infinite; }
.ia-passo:nth-child(2) .ia-ic { animation-delay: .4s; }
.ia-passo:nth-child(3) .ia-ic { animation-delay: .8s; }
.ia-passo:nth-child(4) .ia-ic { animation-delay: 1.2s; }
@keyframes onda-ia { 0%, 100% { box-shadow: 0 0 0 0 #18c8ff55; } 50% { box-shadow: 0 0 0 10px #18c8ff00; transform: scale(1.06); } }
.ia-passo b { display: block; font-size: 18px; margin-bottom: 4px; }
.ia-passo small { color: var(--suave); font-size: 15px; }

/* Demo Voz Clara */
.demo { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; background: var(--cartao); border: 1px solid var(--borda); border-radius: 26px; padding: 20px; box-shadow: 0 30px 80px -40px #7c5cff88; }
@media (max-width: 860px) { .demo { grid-template-columns: 1fr; } }
.demo-tela { position: relative; border-radius: 18px; background: radial-gradient(circle at 50% 0, #1d1950, #090a14 75%); min-height: 300px; overflow: hidden; }
#ondaDemo { position: absolute; inset: 40px 0 60px; width: 100%; height: calc(100% - 100px); }
.legenda-som { position: absolute; top: 12px; left: 14px; display: flex; gap: 16px; font-size: 14px; color: var(--suave); }
.ponto { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 4px; vertical-align: -1px; }
.ponto.voz { background: var(--cor2); }
.ponto.boom { background: var(--boom); }
.balao { position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%); background: #fff; color: #111; padding: 9px 16px; border-radius: 16px; font-weight: 700; font-size: 16px; white-space: nowrap; transition: transform .3s; }
.balao.pula { animation: pula .5s; }
@keyframes pula { 40% { transform: translateX(-50%) scale(1.12); } }
.demo-controle { display: flex; flex-direction: column; gap: 18px; padding: 10px 6px; }
.chave { display: flex; align-items: center; gap: 14px; cursor: pointer; font-size: 22px; font-weight: 800; }
.chave input { position: absolute; opacity: 0; }
.trilho { width: 74px; height: 40px; border-radius: 99px; background: #2a2e48; position: relative; transition: background .3s; flex: none; }
.bola { position: absolute; top: 4px; left: 4px; width: 32px; height: 32px; border-radius: 50%; background: #fff; transition: transform .3s cubic-bezier(.3,1.5,.5,1); box-shadow: 0 4px 10px #0006; }
.chave input:checked + .trilho { background: linear-gradient(90deg, var(--cor1), var(--cor2)); box-shadow: 0 0 24px #18c8ff77; }
.chave input:checked + .trilho .bola { transform: translateX(34px); }
.chave input:focus-visible + .trilho { outline: 3px solid var(--cor2); outline-offset: 3px; }
.botao.ouvir { justify-content: center; font-size: 19px; padding: 17px 24px; }
.botao.ouvir.tocando { background: linear-gradient(90deg, #ff4d8d, #7c5cff); animation: pulsaSom 1.2s ease-in-out infinite; }
@keyframes pulsaSom { 50% { box-shadow: 0 0 0 10px #ff4d8d22, 0 12px 30px -10px #ff4d8daa; } }
.dica-som { margin: -6px 0 0; font-size: 15px; color: var(--suave); }
.niveis { display: flex; gap: 8px; flex-wrap: wrap; opacity: .4; pointer-events: none; transition: opacity .3s; }
.niveis.on { opacity: 1; pointer-events: auto; }
.niveis button { flex: 1; padding: 11px 10px; border-radius: 12px; border: 1px solid var(--borda); background: #ffffff08; cursor: pointer; font-weight: 700; font-size: 15px; }
.niveis button.ativo { background: linear-gradient(90deg, var(--cor1), var(--cor2)); border-color: transparent; }
.medidores { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.medidores li span { font-size: 15px; color: var(--suave); }
.medidores b { display: block; height: 14px; border-radius: 99px; background: #23263d; overflow: hidden; margin-top: 6px; }
.medidores i { display: block; height: 100%; width: 30%; border-radius: 99px; background: linear-gradient(90deg, #0b8fb8, var(--cor2)); transition: width .6s cubic-bezier(.2,.8,.2,1); }
.medidores i.boom { width: 95%; background: linear-gradient(90deg, #ff9f3d, #ff3d5a); }
.nota { margin: 0; color: var(--suave); font-size: 15px; background: #7c5cff14; border: 1px solid #7c5cff33; padding: 12px 14px; border-radius: 14px; }

/* Demonstração com 4 camadas de som */
.demo-tela.cinema { aspect-ratio: 16 / 9; min-height: 0; background: #000; }
.demo-tela.cinema video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity .25s; }
#dVideoBoom { opacity: 0; }
.demo-tela.cinema.mostra-boom #dVideoBoom, .demo.mostra-boom #dVideoBoom { opacity: 1; }
.demo.mostra-boom .demo-tela.cinema { animation: treme .12s linear infinite; }
.demo.ia-on.mostra-boom .demo-tela.cinema { animation: none; }
@keyframes treme { 25% { transform: translate(2px, -1px); } 75% { transform: translate(-2px, 1px); } }
.demo-tela.cinema::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 55%, #000c); pointer-events: none; }
#dOnda { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 34%; z-index: 2; pointer-events: none; }
.d-etapa { position: absolute; top: 12px; left: 12px; z-index: 3; padding: 7px 13px; border-radius: 99px; font-size: 14px; font-weight: 700; background: #ff4a3dd9; transition: background .4s; }
.demo.ia-on .d-etapa { background: linear-gradient(90deg, var(--cor1), var(--cor2)); }
.d-legenda { position: absolute; left: 50%; bottom: 14%; transform: translateX(-50%); z-index: 3; max-width: 90%; text-align: center; font-size: 15px; color: #fff8; background: #0008; padding: 0 12px; border-radius: 8px; line-height: 2; }
.d-legenda:empty { display: none; }
.d-legenda.nitida { color: #fff; font-weight: 700; font-size: 18px; background: #000b; }
.d-ativando { position: absolute; inset: 0; z-index: 4; display: grid; place-content: center; justify-items: center; gap: 10px; font-size: clamp(20px, 3vw, 28px); font-weight: 800; background: #07080fcc; backdrop-filter: blur(6px); opacity: 0; pointer-events: none; transition: opacity .4s; }
.d-ativando span { font-size: 54px; animation: brilhaIa 1s ease-in-out infinite; border-radius: 50%; }
.d-ativando.on { opacity: 1; }
.d-play { position: absolute; inset: 0; z-index: 5; display: grid; place-content: center; justify-items: center; gap: 6px; border: 0; cursor: pointer; color: #fff; background: radial-gradient(circle, #07080f55, #07080fdd); transition: opacity .3s; }
.d-play-ic { width: 84px; height: 84px; border-radius: 50%; display: grid; place-items: center; font-size: 34px; background: linear-gradient(135deg, var(--cor1), var(--cor2)); box-shadow: 0 0 0 0 #18c8ff88; animation: pulsa2 2s infinite; }
.d-play b { font-size: 21px; margin-top: 8px; }
.d-play small { color: var(--suave); font-size: 14px; }
.demo.tocando .d-play { opacity: 0; pointer-events: none; }
.d-parar { position: absolute; top: 12px; right: 12px; z-index: 6; display: none; padding: 7px 13px; border-radius: 99px; border: 1px solid #ffffff33; background: #000a; color: #fff; font-size: 14px; cursor: pointer; }
.demo.tocando .d-parar { display: block; }
.camadas { display: grid; gap: 11px; }
.camada { display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 10px; font-size: 15px; }
.camada b { height: 12px; border-radius: 99px; background: #23263d; overflow: hidden; }
.camada i { display: block; height: 100%; width: 2%; border-radius: 99px; transition: width .08s linear; }
.camada.voz i { background: linear-gradient(90deg, #0b8fb8, var(--cor2)); }
.camada.trilha i { background: linear-gradient(90deg, #5b45d6, var(--cor1)); }
.camada.efeitos i { background: linear-gradient(90deg, #ff9f3d, #ff3d5a); }
.camada.ambiente i { background: linear-gradient(90deg, #2d6a7a, #6fb7c9); }
.demo.ia-on .camada.voz span { color: var(--cor2); font-weight: 700; }
@media (max-width: 480px) { .camada { grid-template-columns: 120px 1fr; font-size: 14px; } }

/* Detetive */
.detetive-caixa { background: var(--cartao); border: 1px solid var(--borda); border-radius: 26px; padding: 18px; box-shadow: 0 30px 80px -40px #18c8ff88; }
.det-tela { display: grid; gap: 12px; }
.det-video { height: 150px; border-radius: 16px; background: linear-gradient(135deg, #1a1446, #0a1b2a); display: flex; align-items: center; justify-content: center; gap: 12px; color: var(--suave); font-weight: 600; }
.girando { width: 34px; height: 34px; border-radius: 50%; border: 4px solid #ffffff22; border-top-color: var(--cor2); animation: gira 1s linear infinite; }
@keyframes gira { to { transform: rotate(360deg); } }
.det-video.parado .girando { animation-play-state: paused; opacity: .3; }
.det-linha { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; border-radius: 12px; background: #ffffff07; border: 1px solid var(--borda); transition: border-color .3s, background .3s; }
.det-linha b { font-size: 15px; }
.det-linha.ok { border-color: #25d36655; } .det-linha.ok b { color: var(--zap); }
.det-linha.ruim { border-color: #ff7a3d88; background: #ff7a3d12; } .det-linha.ruim b { color: var(--boom); }
.det-linha.vendo b::after { content: ""; display: inline-block; width: 12px; height: 12px; border-radius: 50%; border: 2px solid #fff4; border-top-color: #fff; animation: gira .7s linear infinite; vertical-align: -1px; }
.det-resultado { min-height: 0; overflow: hidden; border-radius: 14px; transition: all .4s; }
.det-resultado.on { padding: 14px 16px; background: linear-gradient(135deg, #1b1a46, #0f2335); border: 1px solid #18c8ff55; }
.det-resultado b { color: var(--cor2); }

/* Esteira de novidades */
.esteira { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.esteira-in { display: flex; gap: 16px; width: max-content; animation: desliza 40s linear infinite; padding: 10px 0 20px; }
.esteira:hover .esteira-in { animation-play-state: paused; }
@keyframes desliza { to { transform: translateX(-50%); } }
.capa { width: 170px; aspect-ratio: 2 / 3; border-radius: 16px; position: relative; overflow: hidden; flex: none; box-shadow: 0 20px 40px -20px #000; transition: transform .3s; }
.capa:hover { transform: translateY(-8px) scale(1.04); }
.capa .emoji { position: absolute; inset: 0; display: grid; place-items: center; font-size: 64px; filter: drop-shadow(0 8px 14px #0008); }
.capa .tag { position: absolute; top: 10px; left: 10px; background: var(--cor3); padding: 3px 9px; border-radius: 8px; font-size: 12px; font-weight: 800; }
.capa .info { position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 12px 12px; background: linear-gradient(transparent, #000c); font-size: 14px; font-weight: 700; }
.capa .info small { display: block; font-weight: 500; color: #ddd; font-size: 12px; }

/* Quiz */
.quiz { background: var(--cartao); border: 1px solid var(--borda); border-radius: 26px; padding: 24px; min-height: 340px; box-shadow: 0 30px 80px -40px #ff4d8d88; }
.quiz-passos { display: flex; gap: 8px; margin-bottom: 18px; }
.quiz-passos i { flex: 1; height: 6px; border-radius: 99px; background: #2a2e48; transition: background .4s; }
.quiz-passos i.on { background: linear-gradient(90deg, var(--cor1), var(--cor3)); }
.quiz-pergunta { font-size: 22px; font-weight: 800; margin-bottom: 16px; }
.quiz-opcoes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.quiz-opcoes button { padding: 16px 12px; border-radius: 16px; border: 1px solid var(--borda); background: #ffffff08; cursor: pointer; font-size: 17px; font-weight: 700; transition: transform .15s, border-color .2s, background .2s; }
.quiz-opcoes button:hover { transform: translateY(-3px); border-color: var(--cor3); background: #ff4d8d14; }
.quiz-opcoes button span { display: block; font-size: 30px; margin-bottom: 4px; }
.quiz-fim { text-align: center; }
.quiz-fim .grande { font-size: 60px; animation: pula2 .6s; }
@keyframes pula2 { 0% { transform: scale(.3); } 60% { transform: scale(1.2); } }
.quiz-fim p { color: var(--suave); }
.quiz-fim .botao { margin-top: 8px; }

/* Grade de cartões */
.grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; margin-top: 30px; }
.cartao { background: var(--cartao); border: 1px solid var(--borda); border-radius: var(--raio); padding: 24px; transition: transform .2s ease-out, border-color .3s, box-shadow .3s; transform-style: preserve-3d; }
.cartao:hover { border-color: #7c5cff88; box-shadow: 0 24px 50px -24px #7c5cffaa; }
.cartao .ic { font-size: 36px; }
.cartao h3 { margin: 12px 0 6px; font-size: 20px; }
.cartao p { margin: 0; color: var(--suave); font-size: 16px; }

/* Aparelhos e passos */
.aparelhos { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin: 30px 0 50px; }
.aparelho { text-align: center; padding: 22px 14px; border-radius: var(--raio); background: var(--cartao); border: 1px solid var(--borda); font-size: 38px; }
.aparelho b { display: block; font-size: 19px; margin-top: 6px; }
.aparelho small { display: block; font-size: 14px; color: var(--cor2); }
.aparelho.pronto { border-color: #25d36677; box-shadow: 0 0 40px -16px #25d366aa; }
.aparelho.pronto small { color: var(--suave); }
.titulo-passos { text-align: center; font-size: 24px; margin: 0 0 18px; }
ol.passos { counter-reset: p; list-style: none; padding: 0; max-width: 660px; margin: 0 auto; }
ol.passos li { counter-increment: p; position: relative; padding: 16px 18px 16px 66px; background: var(--cartao); border: 1px solid var(--borda); border-radius: 16px; margin-bottom: 10px; }
ol.passos li::before { content: counter(p); position: absolute; left: 16px; top: 13px; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; background: linear-gradient(135deg, var(--cor1), var(--cor2)); }
.codigo { font-family: ui-monospace, Consolas, monospace; background: #ffffff14; padding: 2px 8px; border-radius: 6px; }

/* Chamada WhatsApp */
.chamada { position: relative; overflow: hidden; text-align: center; padding: 60px 20px; border-radius: 30px; background: linear-gradient(135deg, #1d1650, #0b2a3a); border: 1px solid #7c5cff55; }
.chamada-brilho { position: absolute; inset: -50%; background: conic-gradient(from 0deg, transparent, #7c5cff33, transparent 30%, #18c8ff33, transparent 60%); animation: gira 12s linear infinite; z-index: 0; }
.chamada > *:not(.chamada-brilho) { position: relative; z-index: 1; }
.chamada p { color: var(--suave); font-size: 19px; margin: 0 0 26px; }
.zap-flutua { position: fixed; right: 18px; bottom: 18px; z-index: 60; width: 60px; height: 60px; border-radius: 50%; background: var(--zap); display: grid; place-items: center; box-shadow: 0 10px 30px -6px #25d366cc; animation: pulsa2 2.4s infinite; }
.zap-flutua svg { width: 32px; height: 32px; }
@keyframes pulsa2 { 0% { box-shadow: 0 0 0 0 #25d36699; } 70% { box-shadow: 0 0 0 18px #25d36600; } 100% { box-shadow: 0 0 0 0 #25d36600; } }

.final { padding: 30px 0 60px; }
.aviso { color: var(--suave); font-size: 14px; text-align: center; max-width: 760px; margin: 0 auto; }
footer { border-top: 1px solid var(--borda); padding: 30px 0 90px; text-align: center; color: var(--suave); font-size: 14px; }
footer .marca { justify-content: center; margin-bottom: 8px; color: var(--texto); }

/* Menos movimento */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .revela { opacity: 1; transform: none; }
}