:root{
  /* paleta da joelheira: grafite + verde neon + cinza do tecido */
  --neon:#38de6a; --neon-esc:#1f9943; --neon-claro:#eafbef;
  --tinta:#141816; --texto:#3d4440; --cinza:#e3e6e4; --fundo-claro:#f4f6f5;
  --escuro:#141816; --grafite:#262b28; --verde-preco:#15803d;
  --titulo:"Montserrat",Arial,sans-serif; --corpo:"Roboto",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--corpo);color:var(--texto);line-height:1.6;background:#fff;font-size:17px}
img{max-width:100%;height:auto;display:block;border-radius:14px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.estreito{max-width:760px}
h1,h2,h3,h4{font-family:var(--titulo);color:var(--tinta);line-height:1.15}
h1{font-size:clamp(1.9rem,4.4vw,3rem);font-weight:900;letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:800;text-align:center;margin-bottom:.6rem}
h3{font-size:1.2rem;font-weight:700;margin:1rem 0 .4rem}
.lead{text-align:center;max-width:640px;margin:0 auto 2rem;color:var(--texto)}
:focus-visible{outline:3px solid var(--neon-esc);outline-offset:3px}

/* faixa */
.faixa{background:var(--escuro);color:var(--neon);overflow:hidden;white-space:nowrap;font:700 .85rem var(--titulo);padding:.55rem 0}
.faixa-trilho{display:inline-flex;animation:rolar 40s linear infinite}
.faixa-trilho span{padding-right:0;white-space:pre}
@keyframes rolar{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.faixa-trilho{animation:none}}

.topo{border-bottom:1px solid var(--cinza);padding:14px 0;text-align:center}
.logo{font:900 1.6rem var(--titulo);color:var(--tinta);letter-spacing:.04em}

/* hero */
.hero{padding:40px 0 56px;background:linear-gradient(180deg,var(--neon-claro),#fff 70%)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero-txt .sub{font-size:1.15rem;margin:1rem 0}
.nota{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:.95rem;margin-bottom:1.2rem}
.estrelas{color:#f59e0b;letter-spacing:2px;font-size:1.1rem}
.oferta{border:2px dashed var(--neon-esc);background:#fff;border-radius:14px;padding:16px 18px;margin-bottom:.8rem}
.precos{margin-top:.5rem;font-family:var(--titulo)}
.precos .parc{display:block;font-size:1.15rem;font-weight:700;color:var(--tinta)}
.precos .parc span:last-child{font-size:2.2rem;font-weight:900;color:var(--verde-preco)}
.precos .vista{display:block;font-size:1rem;color:var(--texto);margin-top:2px}
.precos .vista span{font-weight:800;color:var(--tinta)}
.aviso{font-size:.88rem;color:#b45309;margin-bottom:1.2rem}
.btn{display:block;text-align:center;background:var(--neon);color:var(--escuro);text-decoration:none;font:800 1.15rem var(--titulo);padding:18px 24px;border-radius:12px;box-shadow:0 6px 0 var(--neon-esc);transition:transform .1s,box-shadow .1s}
.btn:hover{transform:translateY(2px);box-shadow:0 4px 0 var(--neon-esc)}
.btn:active{transform:translateY(6px);box-shadow:none}
.hero .btn{animation:pulso 2.4s ease-in-out infinite}
@keyframes pulso{50%{transform:scale(1.03)}}
@media (prefers-reduced-motion:reduce){.hero .btn{animation:none}}
.selos{list-style:none;display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:14px;font-size:.88rem}

/* blocos */
.bloco{padding:72px 0}
.claro{background:var(--fundo-claro)}
.escuro{background:var(--escuro)}
.escuro h2,.escuro h3{color:#fff}.escuro .lead,.escuro p{color:#c9cfcb}.escuro h2{border-bottom:3px solid var(--neon);display:table;margin:0 auto .6rem;padding-bottom:6px}
.galeria{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(200px,1fr);gap:16px;margin-top:2rem;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}.galeria video{scroll-snap-align:start}
.hero-img video{width:100%;aspect-ratio:9/16;max-height:640px;object-fit:cover;border-radius:18px;background:var(--escuro);display:block;margin:0 auto;box-shadow:0 0 0 4px var(--neon)}
.galeria img,.galeria video{aspect-ratio:9/16;object-fit:cover;width:100%;border-radius:14px;background:#000;display:block}
.duas{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.duas h2,.duas .lead{text-align:left;margin-left:0}
.checks{list-style:none}
.checks li{position:relative;padding:10px 0 10px 38px;border-bottom:1px solid var(--cinza);font-weight:500;color:var(--tinta)}
.checks li::before{content:"✓";position:absolute;left:0;top:9px;width:26px;height:26px;border-radius:50%;background:var(--neon);color:var(--escuro);font-weight:700;display:grid;place-items:center;font-size:.85rem}
.recursos{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.recursos img{aspect-ratio:4/3;object-fit:cover;width:100%}
.bonus{grid-template-columns:.8fr 1.2fr}
.tag{display:inline-block;background:var(--neon);color:var(--escuro);font:800 .8rem var(--titulo);padding:5px 12px;border-radius:999px;margin-bottom:10px}

.cta-faixa{background:var(--grafite);padding:44px 0;text-align:center;color:#cfd5d1}
.cta-faixa .btn{max-width:520px;margin:0 auto 10px}
.btn.grande{font-size:1.25rem}

.depos{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.depos figure{background:#fff;border:1px solid var(--cinza);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:10px}
.depos blockquote{font-style:italic;flex:1}
.depos figcaption{font-weight:700;color:var(--tinta)}

details{border-bottom:1px solid var(--cinza)}
summary{cursor:pointer;list-style:none;padding:18px 36px 18px 0;font:700 1.05rem var(--titulo);color:var(--tinta);position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:1.6rem;color:var(--neon-esc)}
details[open] summary::after{content:"−"}
details p{padding:0 0 18px}

.garantias{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.garantias div{text-align:center;padding:24px;background:#fff;border-radius:14px;border:1px solid var(--cinza)}
.garantias span{font-size:2rem}
.garantias p{font-weight:600;color:var(--tinta);margin-top:6px}

.rodape{background:var(--escuro);color:#c9cfcb;border-top:4px solid var(--neon);padding:56px 0 90px}
.rodape .logo{color:#fff}
.rodape-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.rodape h4{color:#fff;margin-bottom:10px;font-size:1rem}
.rodape a,.rodape span{display:block;color:#c9cfcb;text-decoration:none;margin-bottom:6px;font-size:.95rem}
.rodape a:hover{color:var(--neon)}
.copy{text-align:center;font-size:.85rem;margin-top:36px;color:#a8a29e}

.btn.fixo{display:none}
@media (max-width:820px){
  body{font-size:16px}
  .hero{padding-top:24px}
  .hero-grid,.duas,.bonus,.recursos,.depos,.garantias,.rodape-grid{grid-template-columns:1fr;gap:28px}
  .hero-txt{text-align:center}.nota{justify-content:center}
  .duas h2,.duas .lead{text-align:center}
  .galeria{grid-auto-columns:62%}
  .hero-img video{max-height:520px;width:auto;max-width:100%}
  .galeria video{scroll-snap-align:start}
  .bloco{padding:52px 0}
  .btn.fixo{display:block;position:fixed;left:12px;right:12px;bottom:12px;z-index:50;transform:translateY(150%);transition:transform .25s}
  .btn.fixo.on{transform:none}
}
.rodape .copy span{display:inline;margin:0}
/* vídeos como GIF: sem controles nem interação */
.hero-img video,.galeria video{pointer-events:none}
video::-webkit-media-controls,video::-webkit-media-controls-enclosure{display:none!important}

/* carrossel contínuo de depoimentos */
.carrossel{overflow:hidden;margin-top:2rem;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.trilho{display:flex;gap:16px;width:max-content;animation:desliza 45s linear infinite}
.trilho video{width:220px;aspect-ratio:9/16;object-fit:cover;border-radius:14px;background:var(--escuro);flex:none;pointer-events:none}
@keyframes desliza{to{transform:translateX(calc(-50% - 8px))}}
@media (max-width:820px){.trilho video{width:58vw;max-width:240px}.trilho{animation-duration:35s}}
@media (prefers-reduced-motion:reduce){.trilho{animation-duration:120s}}
.rodape .logo-img{height:56px;width:auto;border-radius:0;margin-bottom:12px}
.rodape .copy span{font-size:inherit;color:inherit}