/* Sistema de design do funil da Duda (padrão Apple): tipografia do sistema, grade de 8pt, bandas alternadas, cantos grandes, vidro no topo, movimento sutil. */
:root{
 --bg:#fff;--bg2:#f5f5f7;--ink:#1d1d1f;--ink2:#6e6e73;--ink3:#86868b;--hair:rgba(0,0,0,.1);--line:#d2d2d7;
 --cta:#1FA85A;--cta-d:#188a49;--red:#D4122A;--amber:#C77700;--green:#1E8A4C;
 --r-s:12px;--r-m:20px;--r-l:28px;--sh:0 8px 40px rgba(0,0,0,.07);
 --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Inter","Segoe UI","Helvetica Neue",Arial,sans-serif;
 --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{margin:0;background:var(--bg)}
body{font:400 17px/1.47059 var(--font);letter-spacing:-.022em;color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4,p,ul{margin:0}
h1{font:700 clamp(40px,8.2vw,72px)/1.04 var(--font);letter-spacing:-.04em}
h2{font:700 clamp(30px,5.4vw,48px)/1.08 var(--font);letter-spacing:-.034em}
h3{font:600 21px/1.2 var(--font);letter-spacing:-.02em}
p{color:var(--ink2)}
.lead{font:400 clamp(19px,2.6vw,24px)/1.35 var(--font);color:var(--ink2);letter-spacing:-.02em}
.eyebrow{font:600 14px/1.2 var(--font);letter-spacing:-.01em;color:var(--ink2);margin:0 0 12px;text-transform:none}
.eyebrow.red{color:var(--red)}
.wrap{max-width:1024px;margin:0 auto;padding:0 22px}
.narrow{max-width:692px;margin:0 auto}
.center{text-align:center}.center .narrow{margin-left:auto;margin-right:auto}
.band{padding:104px 0}.band.alt{background:var(--bg2)}.band.dk{background:#000;color:#fff}.band.dk p{color:rgba(255,255,255,.72)}
@media(max-width:734px){.band{padding:68px 0}}
.gap{display:flex;flex-direction:column;gap:16px}
/* nav de vidro */
.nav{position:sticky;top:0;z-index:50;height:52px;background:rgba(255,255,255,.72);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--hair)}
.nav .in{max-width:1024px;margin:0 auto;height:100%;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav .brand{font:600 17px var(--font);letter-spacing:-.02em;color:var(--ink);text-decoration:none}
.nav .brand span{color:var(--ink3);font-weight:400}
.nav .r{display:flex;align-items:center;gap:16px;font-size:13px;color:var(--ink3)}
.nav .pill{background:var(--cta);color:#fff;font:600 13px var(--font);padding:7px 16px;border-radius:99px;text-decoration:none}
.pbar{height:3px;background:transparent;position:absolute;left:0;right:0;bottom:-1px}.pbar i{display:block;height:3px;width:0;background:var(--ink);transition:width .4s var(--ease);border-radius:0 3px 3px 0}
/* botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 32px;border:0;border-radius:99px;background:var(--cta);color:#fff;font:600 17px var(--font);letter-spacing:-.022em;text-decoration:none;cursor:pointer;transition:filter .2s,transform .2s var(--ease),box-shadow .2s;box-shadow:0 8px 24px rgba(31,168,90,.3)}
.btn:hover{filter:brightness(.95);transform:translateY(-1px)}.btn:active{transform:scale(.98)}
.btn:focus-visible,.opt:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:4px solid rgba(31,168,90,.35);outline-offset:2px}
.btn[disabled]{background:#e8e8ed;color:#86868b;cursor:not-allowed;box-shadow:none;transform:none;filter:none}
.btn.ghost{background:var(--bg2);color:var(--ink);box-shadow:none}.btn.dk{background:var(--ink);box-shadow:none}.btn.sm{min-height:40px;padding:0 20px;font-size:15px}
.link{color:#0066cc;text-decoration:none;font-size:17px}.link:hover{text-decoration:underline}.link::after{content:" ›"}
/* cards */
.card{background:var(--bg2);border-radius:var(--r-l);padding:32px}.band.alt .card{background:#fff}
.card.line{background:#fff;box-shadow:inset 0 0 0 1px var(--hair)}
/* formulário */
label{display:block;font:500 14px var(--font);color:var(--ink);margin:18px 0 8px;letter-spacing:-.01em}
input,select{width:100%;min-height:52px;font:400 17px var(--font);letter-spacing:-.02em;padding:0 16px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);transition:border-color .2s,box-shadow .2s;-webkit-appearance:none;appearance:none}
input:focus,select:focus{outline:0;border-color:var(--ink);box-shadow:0 0 0 4px rgba(0,0,0,.08)}
input[type=checkbox]{-webkit-appearance:none;appearance:none;width:26px!important;height:26px;min-height:26px;flex:none;margin:0;padding:0;border:2px solid #86868b;border-radius:8px;background:#fff;cursor:pointer;display:grid;place-content:center;transition:background .15s,border-color .15s}
input[type=checkbox]:checked{background:var(--cta);border-color:var(--cta)}
input[type=checkbox]:checked::after{content:"";width:13px;height:7px;border-left:3px solid #fff;border-bottom:3px solid #fff;transform:rotate(-45deg) translate(1px,-1px)}
input[type=checkbox]:focus-visible{outline:4px solid rgba(31,168,90,.35);outline-offset:2px}
.chk{display:flex;gap:14px;align-items:center;font-weight:400;font-size:15px;line-height:1.35;color:var(--ink);margin-top:22px;background:var(--bg2);border-radius:16px;padding:16px 18px;cursor:pointer}
/* faq */
details{border-top:1px solid var(--hair);padding:0}details:last-of-type{border-bottom:1px solid var(--hair)}
summary{list-style:none;cursor:pointer;padding:22px 40px 22px 0;font:600 19px/1.3 var(--font);letter-spacing:-.02em;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font:300 30px/1 var(--font);color:var(--ink3);transition:transform .3s var(--ease)}
details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
details p{padding:0 40px 22px 0;font-size:17px}
/* utilitários */
.fine{font-size:13px;color:var(--ink3)}
.badge{display:inline-block;font:600 12px var(--font);letter-spacing:.02em;background:var(--ink);color:#fff;border-radius:99px;padding:5px 12px}
.lab{border:1px dashed var(--line);border-radius:var(--r-m);padding:16px 18px;font-size:13px;color:var(--ink2);margin:40px 0 0;background:#fff}
.lab b{color:var(--ink)}.lab summary{padding:0;font:600 14px var(--font)}.lab summary::after{display:none}.lab details,.lab details p{border:0}
.stick{position:fixed;left:0;right:0;bottom:0;z-index:40;background:rgba(255,255,255,.82);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-top:1px solid var(--hair);padding:12px max(16px,calc((100vw - 720px)/2)) calc(12px + env(safe-area-inset-bottom));display:none;gap:14px;align-items:center;justify-content:space-between}
.stick span{font-size:14px;line-height:1.2;color:var(--ink)}.stick .btn{min-height:44px;padding:0 22px;font-size:15px;box-shadow:none}
@media(max-width:820px){.stick{display:flex}.nav .pill{display:none}body{padding-bottom:72px}}
/* revelar ao rolar */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}

/* ===== passe de contorno e toque (padrão Apple, mobile primeiro) ===== */
button,a,.opt,summary,label{-webkit-tap-highlight-color:transparent}
.btn{touch-action:manipulation;border:2px solid var(--cta-d);box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 8px 24px rgba(31,168,90,.28)}
.btn:active{transform:scale(.97);filter:brightness(.92)}
.btn.ghost{background:#fff;color:var(--ink);border:2px solid var(--ink);box-shadow:none}
.btn.dk{border-color:#000;box-shadow:none}
.btn[disabled]{background:#f5f5f7;border:2px solid #d2d2d7;color:#86868b;box-shadow:none;filter:none;transform:none}
.nav .pill{border:1.5px solid var(--cta-d)}
.stick .btn{border:2px solid var(--cta-d);box-shadow:inset 0 1px 0 rgba(255,255,255,.3)}
@media (hover:none){.btn:hover{filter:none;transform:none}}
@media(max-width:600px){
 .btn{min-height:56px;font-size:18px;padding:0 28px}
 .acts .btn,.hero .btn,.buy .btn,.opt .btn,.final .btn{width:100%}
 input,select{min-height:56px;font-size:17px;border-width:1.5px;border-radius:16px}
 .chk{padding:18px}
 summary{font-size:18px}
}