/* RgTec - CSS unico, sem build, sem fontes externas.
   Tema escuro de marca. Contrastes (WCAG AA) em entregas/T-011/acessibilidade.md:
   texto #F2F2F4 e #B9B9C0 sobre #0D0D10 | preto #141414 sobre laranja #FF9933 | laranja sobre escuro.
   Proibido: texto branco sobre laranja e texto laranja sobre fundo claro. */
:root {
  --bg: #0D0D10;
  --bg-2: #131317;
  --card: #18181D;
  --card-2: #1F1F26;
  --linha: rgba(255, 255, 255, .09);
  --texto: #F2F2F4;
  --suave: #B9B9C0;
  --laranja: #FF9933;
  --laranja-2: #FFB566;
  --sobre-laranja: #141414;
  --raio: 1.1rem;
  --sombra: 0 1.5rem 3rem -1rem rgba(0, 0, 0, .6);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { font-size: 112.5%; scroll-behavior: smooth; } /* 18 px base */
body {
  margin: 0; background: var(--bg); color: var(--texto);
  font-family: "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65; -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--laranja); text-underline-offset: .22em; }
a:hover { color: var(--laranja-2); }
:focus-visible { outline: .2rem solid var(--laranja); outline-offset: .25rem; border-radius: .3rem; }
::selection { background: var(--laranja); color: var(--sobre-laranja); }

.pular { position: absolute; left: .75rem; top: -5rem; z-index: 50; background: var(--laranja); color: var(--sobre-laranja); font-weight: 700; padding: .7rem 1.1rem; border-radius: .6rem; }
.pular:focus { top: .75rem; }
.so-leitor { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.caixa { width: min(100% - 2rem, 68rem); margin-inline: auto; }
.estreita { width: min(100% - 2rem, 46rem); margin-inline: auto; }

/* Topo */
.topo { position: sticky; top: 0; z-index: 20; background: rgba(13, 13, 16, .78); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); border-bottom: 1px solid var(--linha); }
.topo .caixa { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4.2rem; flex-wrap: wrap; }
.marca { display: flex; align-items: center; gap: .65rem; color: var(--texto); text-decoration: none; font-weight: 800; font-size: 1.2rem; letter-spacing: -.01em; }
.marca img { width: 2.4rem; height: 2.4rem; }
.topo ul { list-style: none; margin: 0; padding: 0; display: flex; gap: .3rem; flex-wrap: wrap; }
.topo nav a { display: inline-block; color: var(--suave); text-decoration: none; font-weight: 600; font-size: .95rem; padding: .45rem .85rem; border-radius: 99rem; }
.topo nav a:hover { color: var(--texto); background: var(--card); }
.topo nav a[aria-current="page"] { color: var(--sobre-laranja); background: var(--laranja); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: clamp(3.5rem, 9vw, 7rem) 0 clamp(3rem, 7vw, 5.5rem); isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(45% 55% at 75% 20%, rgba(255, 153, 51, .28), transparent 70%), radial-gradient(35% 45% at 10% 80%, rgba(255, 153, 51, .10), transparent 70%); }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image: linear-gradient(var(--linha) 1px, transparent 1px), linear-gradient(90deg, var(--linha) 1px, transparent 1px);
  background-size: 3.5rem 3.5rem; mask-image: radial-gradient(70% 60% at 50% 30%, #000 30%, transparent 75%); -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, #000 30%, transparent 75%); }
.hero-grade { display: grid; gap: 2.5rem; align-items: center; grid-template-columns: 1fr; }
@media (min-width: 52rem) { .hero-grade { grid-template-columns: 1.15fr .85fr; } }
.selo-topo { display: inline-flex; align-items: center; gap: .5rem; font-size: .85rem; font-weight: 600; color: var(--suave); background: var(--card); border: 1px solid var(--linha); padding: .35rem .9rem; border-radius: 99rem; }
.selo-topo::before { content: ""; width: .55rem; height: .55rem; border-radius: 50%; background: var(--laranja); box-shadow: 0 0 0 .25rem rgba(255, 153, 51, .2); }
h1 { font-size: clamp(2.2rem, 5.5vw, 3.9rem); line-height: 1.05; letter-spacing: -.035em; font-weight: 800; margin: 1.1rem 0 1.2rem; text-wrap: balance; }
.grad { background: linear-gradient(100deg, var(--laranja) 10%, #FFD4A3 90%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--suave); max-width: 38rem; margin: 0 0 2rem; }
.acoes { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.nota { font-size: .9rem; color: var(--suave); margin: .8rem 0 0; }

.lancamento { justify-self: center; width: min(23rem, 100%); gap: .6rem; box-shadow: var(--sombra), 0 0 5rem -1.5rem rgba(255, 153, 51, .45); }
.lancamento img { border-radius: .8rem; margin: .4rem 0 .4rem; }
.lancamento .etiqueta { margin-top: 0; }
.h3 { font-size: 1.15rem; line-height: 1.3; margin: 0 0 .2rem; letter-spacing: -.01em; }
.numeros { list-style: none; margin: 0; padding: 0; display: grid; gap: .8rem; justify-self: stretch; }
.numeros li { display: flex; align-items: center; gap: 1.1rem; padding: 1.1rem 1.4rem; border-radius: var(--raio); background: var(--card); border: 1px solid var(--linha); }
.numeros strong { font-size: 2.6rem; line-height: 1; font-weight: 800; letter-spacing: -.04em; color: var(--laranja); min-width: 3.2rem; }
.numeros span { color: var(--suave); }

/* Botoes */
.botao { display: inline-flex; align-items: center; gap: .55rem; text-decoration: none; font-weight: 700; font-size: 1.02rem; padding: .95rem 1.5rem; border-radius: 99rem; border: 1px solid transparent; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.botao-pri { background: var(--laranja); color: var(--sobre-laranja); box-shadow: 0 .8rem 2rem -.6rem rgba(255, 153, 51, .55); }
.botao-pri:hover { background: var(--laranja-2); color: var(--sobre-laranja); transform: translateY(-2px); }
.botao-sec { background: transparent; color: var(--texto); border-color: var(--linha); }
.botao-sec:hover { background: var(--card); color: var(--texto); }
.botao svg { width: 1.1rem; height: 1.1rem; }

/* Secoes */
section { padding: clamp(3rem, 7vw, 5rem) 0; }
.faixa { background: var(--bg-2); border-block: 1px solid var(--linha); }
.rotulo { font-size: .8rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--laranja); margin: 0 0 .6rem; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.4rem); line-height: 1.15; letter-spacing: -.025em; font-weight: 800; margin: 0 0 1rem; text-wrap: balance; }
h3 { font-size: 1.15rem; line-height: 1.3; margin: 0 0 .4rem; letter-spacing: -.01em; }
.sub { color: var(--suave); max-width: 40rem; margin: 0 0 2.2rem; }
p { margin: 0 0 1rem; }

/* Cartoes */
.grade { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); }
.cartao { position: relative; height: 100%; display: flex; flex-direction: column; gap: .4rem; padding: 1.5rem; border-radius: var(--raio); background: linear-gradient(180deg, var(--card-2), var(--card)); border: 1px solid var(--linha); color: var(--texto); text-decoration: none; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.cartao p { color: var(--suave); margin: 0; }
a.cartao:hover { transform: translateY(-4px); border-color: rgba(255, 153, 51, .55); box-shadow: var(--sombra); color: var(--texto); }
a.cartao .seta { margin-top: auto; padding-top: .8rem; color: var(--laranja); font-weight: 700; }
.icone { width: 2.8rem; height: 2.8rem; border-radius: .8rem; display: grid; place-items: center; background: rgba(255, 153, 51, .12); color: var(--laranja); border: 1px solid rgba(255, 153, 51, .25); margin-bottom: .6rem; }
.icone svg { width: 1.45rem; height: 1.45rem; }
.breve { opacity: .8; border-style: dashed; }
.etiqueta { align-self: flex-start; font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: .2rem .65rem; border-radius: 99rem; border: 1px solid var(--linha); color: var(--suave); margin-top: auto; }
.etiqueta.ok { background: var(--laranja); color: var(--sobre-laranja); border-color: var(--laranja); }

/* Passos */
.passos { counter-reset: p; list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); }
.passos li { counter-increment: p; padding: 1.4rem; border-radius: var(--raio); background: var(--card); border: 1px solid var(--linha); }
.passos li::before { content: counter(p); display: grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--laranja); color: var(--sobre-laranja); font-weight: 800; margin-bottom: .8rem; }
.passos p { color: var(--suave); margin: 0; }

/* Produto */
.produto-hero .hero-grade { grid-template-columns: 1fr; }
@media (min-width: 52rem) { .produto-hero .hero-grade { grid-template-columns: 1fr 1fr; } }
.capa-3d { justify-self: center; width: min(24rem, 85vw); perspective: 60rem; }
.capa-3d img { border-radius: 1rem; box-shadow: 0 2.5rem 5rem -1rem rgba(0, 0, 0, .8), 0 0 0 1px var(--linha), 0 0 6rem -1rem rgba(255, 153, 51, .35); transform: rotateY(-12deg) rotateX(4deg); transition: transform .4s ease; }
.capa-3d:hover img { transform: rotateY(-4deg) rotateX(2deg); }
.preco { display: flex; align-items: baseline; gap: .6rem; margin: 0 0 1.2rem; }
.preco strong { font-size: 2.4rem; letter-spacing: -.03em; }
.preco span { color: var(--suave); }
.lista-check { list-style: none; padding: 0; margin: 0 0 1.5rem; display: grid; gap: .55rem; }
.lista-check li { padding-left: 1.9rem; position: relative; color: var(--suave); }
.lista-check li::before { content: ""; position: absolute; left: 0; top: .3em; width: 1.15rem; height: 1.15rem; border-radius: 50%; background: rgba(255, 153, 51, .15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23FF9933' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L19 7'/%3E%3C/svg%3E") center / .75rem no-repeat; }
.lista-x li::before { background: rgba(255, 255, 255, .06) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23B9B9C0' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E") center / .7rem no-repeat; }
.duas { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); }
.painel { padding: 1.6rem; border-radius: var(--raio); background: var(--card); border: 1px solid var(--linha); }
.painel h3 { margin-bottom: 1rem; }
.destaque-borda { border-color: rgba(255, 153, 51, .45); background: linear-gradient(180deg, rgba(255, 153, 51, .08), var(--card) 60%); }

.cta-final { text-align: center; padding: clamp(2rem, 5vw, 3.5rem); border-radius: 1.6rem; background: radial-gradient(80% 120% at 50% 0%, rgba(255, 153, 51, .22), transparent 70%), var(--card); border: 1px solid rgba(255, 153, 51, .35); }
.cta-final .acoes { justify-content: center; }
.cta-final .sub { margin-inline: auto; }

/* FAQ */
.faq { display: grid; gap: .7rem; }
details { border-radius: .9rem; background: var(--card); border: 1px solid var(--linha); }
details[open] { border-color: rgba(255, 153, 51, .4); }
summary { cursor: pointer; list-style: none; padding: 1.05rem 3rem 1.05rem 1.3rem; font-weight: 700; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 1.2rem; top: 50%; translate: 0 -50%; font-size: 1.5rem; font-weight: 400; color: var(--laranja); }
details[open] summary::after { content: "\2212"; }
details p { padding: 0 1.3rem 1.1rem; margin: 0; color: var(--suave); }

/* Rodape */
.rodape { border-top: 1px solid var(--linha); padding: 2.5rem 0; color: var(--suave); font-size: .92rem; background: var(--bg-2); }
.rodape .caixa { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); align-items: start; }
.rodape .marca { font-size: 1.05rem; }
.rodape .marca img { width: 2rem; height: 2rem; }
.rodape p { margin: .4rem 0 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .capa-3d img { transform: none; }
}
@media (forced-colors: active) { .botao, .cartao, details, .painel { border: 1px solid CanvasText; } .grad { color: CanvasText; background: none; } }
@media print { .topo nav, .pular, .hero::before, .hero::after { display: none; } body { background: #fff; color: #000; } }