/* NUPIA SUPER 8 · estilos compartilhados (página do produto, entrar, upgrade)
   Estética do Início 4c: papel creme, faixa fina arco-íris, grotesco pesado,
   texto miúdo espaçado em monoespaçada. Seções escuras = o app por dentro. */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --cream:#efe6d2;--cream-2:#e6dbc3;--cream-3:#dccfb3;
  --ink:#1a1612;--ink-2:#3f382f;--ink-3:#5e5548;
  --y:#f4b41a;--o:#ef7b21;--r:#db3b26;--m:#a62c57;--p:#4b2459;
  --dark:#0d0d0f;--dark-2:#16161a;--dark-3:#1f1f24;
  --on-dark:#ece3d2;--on-dark-2:#b9b0a2;--on-dark-3:#8f877b;
  --champ:#ece4d6;--line-d:rgba(236,227,210,.12);--line-c:rgba(26,22,18,.14);
  --f-heavy:'Archivo Black','Arial Black',Impact,sans-serif;
  --f-mono:'Space Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --f-body:'Plus Jakarta Sans',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  --f-serif:'Instrument Serif',Georgia,serif;
  --r-card:14px;--gut:clamp(16px,4vw,56px);--maxw:1240px;
  --ease:cubic-bezier(.16,1,.3,1);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--cream);color:var(--ink);font:400 16px/1.6 var(--f-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
img,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--r);outline-offset:3px;border-radius:6px}
.on-dark :focus-visible,.on-dark:focus-visible{outline-color:var(--y)}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:200;background:var(--ink);color:var(--cream);padding:10px 16px;border-radius:8px;font-weight:600;text-decoration:none}
.skip:focus{top:12px}

/* papel: fibra sutil multiplicada (estática, como papel de verdade) */
.paper{position:relative;isolation:isolate}
.paper::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.32;mix-blend-mode:multiply;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .38 0 0 0 0 .28 0 0 0 .5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.paper>*{position:relative;z-index:1}

/* tipografia */
.kicker{font:700 11.5px/1.4 var(--f-mono);letter-spacing:.24em;text-transform:uppercase;color:var(--ink-2)}
.on-dark .kicker{color:var(--on-dark-2)}
.heavy{font-family:var(--f-heavy);font-weight:400;letter-spacing:-.045em;line-height:.92}
.h-sec{font:400 clamp(26px,2.9vw,40px)/1.02 var(--f-heavy);letter-spacing:-.035em;text-wrap:balance}
.lead{font-size:clamp(14px,1.1vw,16px);line-height:1.6;color:var(--ink-2);max-width:56ch}
.on-dark .lead{color:var(--on-dark-2)}
.mono{font-family:var(--f-mono)}
.tag{display:inline-flex;align-items:center;gap:6px;font:700 10.5px/1 var(--f-mono);letter-spacing:.16em;text-transform:uppercase;padding:6px 9px;border-radius:999px;border:1px solid currentColor}
.s8-aconfirmar{color:#a8281a;border-color:rgba(168,40,26,.45);background:rgba(219,59,38,.06)}
.on-dark .s8-aconfirmar{color:#ff9d7a;border-color:rgba(255,157,122,.45);background:rgba(255,157,122,.08)}

/* botões (alvo mínimo 48px) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;font:600 16px/1 var(--f-body);text-decoration:none;transition:transform .2s var(--ease),background .2s,box-shadow .2s;touch-action:manipulation}
.btn svg{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn-ink{background:var(--ink);color:var(--cream)}
.btn-ink:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(26,22,18,.22)}
.btn-line{border:1.5px solid var(--ink);color:var(--ink);min-height:48px}
.btn-line:hover{background:rgba(26,22,18,.06)}
.btn-champ{background:var(--champ);color:var(--ink)}
.btn-champ:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(0,0,0,.35)}
.btn-line-d{border:1.5px solid rgba(236,227,210,.5);color:var(--on-dark);min-height:48px}
.btn-line-d:hover{background:rgba(236,227,210,.08)}
.btn:active{transform:scale(.98)}

/* faixa arco-íris (5 cores da embalagem) */
.stripe-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}
.band{display:flex;flex-direction:column}
.band i{display:block;height:5px}
.band i:nth-child(1){background:var(--y)}.band i:nth-child(2){background:var(--o)}.band i:nth-child(3){background:var(--r)}.band i:nth-child(4){background:var(--m)}.band i:nth-child(5){background:var(--p)}

/* ══ CABEÇALHO (mesma estrutura do site; versão papel) ═════════════════ */
header.s8-hd{position:fixed;top:0;left:0;right:0;z-index:100;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;padding:14px var(--gut);transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
header.s8-hd.scrolled{background:rgba(239,230,210,.86);backdrop-filter:blur(16px) saturate(1.2);-webkit-backdrop-filter:blur(16px) saturate(1.2);border-bottom-color:var(--line-c)}
.s8-hd .logo{font:700 17px/1 var(--f-body);letter-spacing:.04em;text-decoration:none;color:var(--ink);display:inline-flex;align-items:center;min-height:44px}
.s8-hd .hd-nav{display:flex;align-items:center;gap:2px;list-style:none}
.s8-hd .hd-nav a{display:inline-flex;align-items:center;min-height:40px;font-size:13px;font-weight:500;padding:0 12px;border-radius:6px;color:var(--ink-2);text-decoration:none;transition:color .2s,background .2s}
.s8-hd .hd-nav a:hover{color:var(--ink);background:rgba(26,22,18,.06)}
.s8-hd .hd-nav a.active{color:var(--ink);font-weight:700}
.s8-hd .hd-nav .sep{display:block;width:1px;height:11px;background:var(--line-c);margin:0 2px}
.s8-hd .hd-cta{justify-self:end;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;border-radius:999px;background:var(--ink);color:var(--cream);font-size:13.5px;font-weight:600;text-decoration:none;white-space:nowrap}
.s8-hd .hd-cta svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:960px){.s8-hd nav{display:none}header.s8-hd{grid-template-columns:1fr auto}}

/* ══ RODAPÉ (mesma estrutura do site) ═══════════════════════════════════ */
footer.s8-ft{background:var(--dark);color:var(--on-dark-2);border-top:1px solid var(--line-d);padding:40px var(--gut) 36px;display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center}
.s8-ft .ft-row{display:flex;gap:10px 28px;flex-wrap:wrap;justify-content:center}
.s8-ft .ft-row a{font-size:13px;color:var(--on-dark-2);text-decoration:none;min-height:40px;display:inline-flex;align-items:center}
.s8-ft .ft-row a:hover{color:var(--on-dark)}
.s8-ft .ft-family,.s8-ft .ft-copy{font-size:12px;color:var(--on-dark-3);letter-spacing:.03em}
.s8-ft .ft-band{width:120px}