/* Rufatto Decorações — vitrine. Escuro por padrão (cinematográfico); claro segue o sistema. */
:root{
  --bg:#0a0908; --bg2:#14120f; --card:#1b1814; --line:rgba(255,255,255,.10);
  --tx:#f4efe7; --tx2:#b9b0a3; --tx3:#7d7468;
  --brand:#c8a06a; --brand2:#e7c48f; --ok:#7ccf9a;
  --radius:18px; --pad:16px;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --disp:"Fraunces",Georgia,"Times New Roman",serif;
  color-scheme:dark;
}
@media (prefers-color-scheme:light){
  :root:not([data-theme="dark"]){
    --bg:#f6f2ec; --bg2:#ece6dc; --card:#ffffff; --line:rgba(30,20,10,.12);
    --tx:#1c1813; --tx2:#5b5247; --tx3:#8a8074; --brand:#9a6b2e; --brand2:#7c5320;
    color-scheme:light;
  }
}
:root[data-theme="light"]{
  --bg:#f6f2ec; --bg2:#ece6dc; --card:#ffffff; --line:rgba(30,20,10,.12);
  --tx:#1c1813; --tx2:#5b5247; --tx3:#8a8074; --brand:#9a6b2e; --brand2:#7c5320;
  color-scheme:light;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--tx);font:400 16px/1.55 var(--font);overflow-x:hidden}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.wrap{max-width:1180px;margin:0 auto;padding:0 var(--pad)}
.eyebrow{font:600 11px/1 var(--font);letter-spacing:.22em;text-transform:uppercase;color:var(--brand)}
h1,h2,h3{font-family:var(--disp);font-weight:500;letter-spacing:-.01em;line-height:1.05}
h2{font-size:clamp(34px,9vw,64px)}
.sub{color:var(--tx2);font-size:16px;max-width:52ch}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .2s,background .2s}
.btn:active{transform:scale(.97)}
.btn-ouro{background:var(--brand);color:#140f08}
.btn-ouro:hover{background:var(--brand2)}
.btn-vidro{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}

/* topo */
.topo{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:12px var(--pad);transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.topo.solido{background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.topo .logo{height:34px;width:auto}
.topo .logo-escuro{display:none}
@media (prefers-color-scheme:light){:root:not([data-theme="dark"]) .topo.solido .logo-claro{display:none}:root:not([data-theme="dark"]) .topo.solido .logo-escuro{display:block}}
:root[data-theme="light"] .topo.solido .logo-claro{display:none}
:root[data-theme="light"] .topo.solido .logo-escuro{display:block}
.topo .btn{min-height:40px;padding:0 16px;font-size:14px}

/* hero */
.hero{position:relative;height:100svh;min-height:560px;overflow:hidden;background:#000;color:#fff}
.hero .fundo{position:absolute;inset:-40px;background:#000 center/cover;filter:blur(28px) brightness(.45);transform:scale(1.1)}
.hero .palco{position:absolute;inset:0}
.hero-video{width:100%;height:100%;object-fit:cover;object-position:50% 0;background:#000}
@media (min-width:820px){
  .hero .palco{left:auto;right:6vw;top:50%;bottom:auto;height:min(86svh,820px);aspect-ratio:9/16;transform:translateY(-50%);border-radius:28px;overflow:hidden;box-shadow:0 40px 120px rgba(0,0,0,.6)}
  .hero .txt{right:auto;width:min(56vw,640px);top:50%;bottom:auto;transform:translateY(-50%);padding-left:6vw}
  .hero h1{font-size:clamp(48px,6.2vw,92px)}
  .hero::after{background:linear-gradient(90deg,rgba(0,0,0,.7) 0%,rgba(0,0,0,.2) 60%,rgba(0,0,0,0) 100%)}
}
.hero .cena{position:absolute;inset:0;opacity:0;transition:opacity 1.6s ease}
.hero .cena.on{opacity:1}
.hero .cena img{width:100%;height:100%;object-fit:cover;transform:scale(1.04);will-change:transform}
.hero .cena.on img{animation:kb 7.5s ease-out forwards}
@keyframes kb{from{transform:scale(1.02) translate3d(0,0,0)}to{transform:scale(1.12) translate3d(-1.5%,-1.5%,0)}}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.55) 0%,rgba(0,0,0,0) 28%,rgba(0,0,0,.15) 55%,rgba(0,0,0,.88) 100%)}
.hero .txt{position:absolute;z-index:2;left:0;right:0;bottom:0;padding:0 var(--pad) calc(28px + env(safe-area-inset-bottom))}
.hero h1{font-size:clamp(44px,13vw,96px);max-width:12ch;margin:12px 0 14px}
.hero h1 em{font-style:italic;color:#e7c48f}
.hero .btn-ouro{background:#c8a06a}
.topo.solido .btn-vidro{color:var(--tx);border-color:var(--line);background:color-mix(in srgb,var(--tx) 7%,transparent)}
.hero p{color:rgba(255,255,255,.82);max-width:40ch}
.hero .ctas{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.hero .eyebrow{color:#e7c48f}
.hero .pontos{position:absolute;z-index:2;right:var(--pad);top:50%;display:flex;flex-direction:column;gap:6px;transform:translateY(-50%)}
.hero .pontos i{width:3px;height:18px;border-radius:2px;background:rgba(255,255,255,.3);transition:background .4s,height .4s}
.hero .pontos i.on{background:#fff;height:30px}

/* faixa */
.faixa{border-block:1px solid var(--line);background:var(--bg2);overflow:hidden;white-space:nowrap}
.faixa .trilho{display:inline-flex;gap:36px;padding:14px 0;animation:corre 32s linear infinite}
.faixa span{font:600 12px/1 var(--font);letter-spacing:.16em;text-transform:uppercase;color:var(--tx2)}
.faixa b{color:var(--brand)}
@keyframes corre{to{transform:translateX(-50%)}}

/* seções */
section{position:relative}
.bloco{padding:72px 0}
.cab{margin-bottom:28px}
.cab h2{margin:10px 0 12px}

/* índice das linhas */
.indice{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:0 var(--pad) 4px;margin:0 calc(var(--pad)*-1)}
.indice::-webkit-scrollbar{display:none}
.indice a{flex:none;padding:10px 16px;border:1px solid var(--line);border-radius:999px;font-size:14px;color:var(--tx2)}
.indice a:hover{color:var(--tx);border-color:var(--brand)}

/* linha de produto */
.linha{padding:56px 0;border-top:1px solid var(--line)}
.linha .num{font:500 13px/1 var(--font);color:var(--tx3);letter-spacing:.12em}
.linha h3{font-size:clamp(36px,10vw,60px);margin:8px 0 10px}
.linha .tag{color:var(--tx2);max-width:46ch}
.galeria{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin:22px calc(var(--pad)*-1) 0;padding:0 var(--pad)}
.galeria::-webkit-scrollbar{display:none}
.galeria figure{flex:none;width:78%;max-width:460px;scroll-snap-align:center;position:relative;border-radius:var(--radius);overflow:hidden;background:var(--card);aspect-ratio:4/5}
.galeria figure.real figcaption{background:var(--brand);color:#140f08}
.preco{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-top:16px;color:var(--tx2);font-size:14px}
.preco b{font-family:var(--disp);font-weight:500;font-size:34px;color:var(--tx);letter-spacing:-.01em}
.preco span{color:var(--tx3);font-size:13px}
.galeria img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s ease}
.galeria figure:hover img{transform:scale(1.04)}
.galeria figcaption{position:absolute;left:12px;bottom:12px;padding:6px 10px;border-radius:999px;background:rgba(0,0,0,.55);color:#fff;font-size:12px;font-weight:600;letter-spacing:.06em;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.controles{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;flex-wrap:wrap}
.cores{display:flex;gap:8px}
.cor{display:flex;align-items:center;gap:8px;min-height:40px;padding:0 14px 0 8px;border:1px solid var(--line);border-radius:999px;font-size:14px;color:var(--tx2)}
.cor i{width:22px;height:22px;border-radius:50%;border:1px solid rgba(128,128,128,.5)}
.cor[aria-pressed="true"]{border-color:var(--brand);color:var(--tx)}
.ficha{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;margin-top:20px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ficha div{background:var(--bg);padding:14px}
.ficha dt{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--tx3)}
.ficha dd{font-size:15px;margin-top:4px}
.inpi{margin-top:14px;padding:12px 14px;border-radius:14px;border:1px solid color-mix(in srgb,var(--brand) 45%,transparent);background:color-mix(in srgb,var(--brand) 10%,transparent);font-size:14px;color:var(--tx2)}
.tem-selo .info:first-child{position:relative}
.selo-inpi{position:absolute;right:0;top:-14px;width:108px;height:108px;transform:rotate(-12deg);filter:drop-shadow(0 8px 24px rgba(0,0,0,.35))}
.mat-selo{display:grid;place-items:center}
.mat-selo img{width:120px;height:120px}
.inpi{display:flex;align-items:center;gap:10px}
.inpi b{color:var(--brand)}
.inpi .selo{flex:none;padding:5px 10px;border-radius:999px;background:var(--brand);color:#140f08;font:700 11px/1 var(--font);letter-spacing:.14em;text-transform:uppercase}
.canais{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:20px}
.canal{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:52px;padding:0 16px;border-radius:14px;background:var(--card);border:1px solid var(--line);font-weight:600;font-size:14px;transition:border-color .2s,transform .2s}
.canal:hover{border-color:var(--brand)}
.canal:active{transform:scale(.98)}
.canal svg{flex:none;opacity:.6}
.canal.principal{grid-column:1/-1;background:var(--brand);color:#140f08;border-color:transparent}
.canal.principal svg{opacity:1}

/* vídeos */
.reels{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin:0 calc(var(--pad)*-1);padding:0 var(--pad)}
.reels::-webkit-scrollbar{display:none}
.reel{flex:none;width:72%;max-width:320px;aspect-ratio:9/16;scroll-snap-align:center;position:relative;border-radius:22px;overflow:hidden;background:#000}
.reel video{width:100%;height:100%;object-fit:cover}
.reel .som{position:absolute;right:10px;top:10px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.5);color:#fff;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.reel .rot{position:absolute;left:12px;right:60px;top:14px;color:#fff;font-size:13px;font-weight:600;text-shadow:0 1px 6px rgba(0,0,0,.7)}
.aviso{margin-top:16px;font-size:13px;color:var(--tx3);max-width:60ch}

/* montagem */
.montagem{overflow:hidden;background:var(--bg2);border-block:1px solid var(--line)}
.montagem .grande{font-family:var(--disp);font-size:clamp(96px,32vw,220px);line-height:.85;color:var(--brand);letter-spacing:-.04em}
.montagem .grande small{font-size:.28em;letter-spacing:0;color:var(--tx2);margin-left:6px}
.passos{display:grid;gap:10px;margin:26px 0}
.passos li{list-style:none;display:flex;gap:14px;align-items:flex-start;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--bg)}
.passos b{font-family:var(--disp);font-size:24px;line-height:1;color:var(--brand);min-width:22px}

/* material */
.mats{display:grid;gap:10px}
.mat{padding:20px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card)}
.mat strong{display:block;font-family:var(--disp);font-size:30px;font-weight:500;color:var(--brand)}
.mat span{color:var(--tx2);font-size:15px}

/* prova */
.provas{display:grid;gap:10px}
.prova{padding:20px;border-radius:var(--radius);background:var(--card);border:1px solid var(--line)}
.prova .nota{font-family:var(--disp);font-size:44px;line-height:1}
.prova .est{color:var(--brand);letter-spacing:2px;margin:6px 0}
.prova p{color:var(--tx2);font-size:14px}
.prova blockquote{font-family:var(--disp);font-size:20px;line-height:1.3}
.prova cite{display:block;margin-top:10px;font-style:normal;font-size:13px;color:var(--tx3)}

/* rodapé */
.rodape{padding:64px 0 calc(40px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}
.rodape .logo{height:44px;width:auto;margin-bottom:20px}
.rodape .canais{grid-template-columns:1fr 1fr}
.rodape .redes{display:flex;gap:16px;flex-wrap:wrap;margin-top:24px;color:var(--tx2);font-size:14px}
.rodape .redes a{text-decoration:underline;text-underline-offset:3px}
.rodape .letra{margin-top:28px;color:var(--tx3);font-size:12px;line-height:1.6}

.so-claro{display:none}
@media (prefers-color-scheme:light){:root:not([data-theme="dark"]) .so-claro{display:block}:root:not([data-theme="dark"]) .so-escuro{display:none}}
:root[data-theme="light"] .so-claro{display:block}
:root[data-theme="light"] .so-escuro{display:none}

/* barra fixa de compra (celular) */
.barra{position:fixed;left:10px;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:40;display:flex;gap:8px;padding:8px;border-radius:999px;background:color-mix(in srgb,var(--bg) 80%,transparent);border:1px solid var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transform:translateY(140%);transition:transform .35s ease}
.barra.on{transform:none}
.barra a{flex:1;min-height:44px;display:grid;place-items:center;border-radius:999px;font-size:13px;font-weight:600}
.barra a.ouro{background:var(--brand);color:#140f08}

/* entrada suave */
.surge{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.surge.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .hero .cena.on img,.faixa .trilho{animation:none}
  .surge{opacity:1;transform:none}
}

@media (min-width:820px){
  :root{--pad:32px}
  .bloco{padding:110px 0}
  .linha{display:grid;grid-template-columns:1fr 1.25fr;gap:48px;align-items:center;padding:90px 0}
  .linha .galeria{margin:0;padding:0;grid-column:2;grid-row:1/span 2}
  .linha .galeria figure{width:100%}
  .linha.inv .galeria{grid-column:1}
  .linha.inv .info{grid-column:2}
  .mats,.provas{grid-template-columns:repeat(3,1fr)}
  .reel{width:280px}
  .barra{display:none}
  .montagem .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
}