/* IA.ON — folha de estilo */
:root{
  --ink:#0B3C49;      /* azul-petróleo do logo */
  --night:#072A33;    /* fundo escuro */
  --on:#12A39A;       /* verde-água "ligado" */
  --on-deep:#0C7F78;
  --spark:#FFB627;    /* amarelo do ponto */
  --mist:#EEF6F5;     /* fundo claro */
  --paper:#FFFFFF;
  --line:#D3E4E2;
  --muted:#4F6E75;
  --off:#B9CBCC;
  --r-sm:10px; --r-md:18px; --r-lg:28px;
  --wrap:1180px;
  --display:"Lexend", system-ui, sans-serif;
  --body:"Figtree", system-ui, sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;font-family:var(--body);font-size:17px;line-height:1.6;color:var(--ink);background:var(--mist);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.12;letter-spacing:-.02em;margin:0}
p{margin:0}
.wrap{width:min(var(--wrap),100% - 40px);margin-inline:auto}
:focus-visible{outline:3px solid var(--spark);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:99}
.skip:focus{left:12px}

/* Botões */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-weight:500;font-size:16px;text-decoration:none;padding:14px 22px;border-radius:999px;border:2px solid transparent;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.btn-on{background:var(--on);color:#fff}
.btn-on:hover{background:var(--on-deep)}
.btn-ghost{border-color:currentColor;background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.on-dark .btn-ghost:hover{background:#fff;color:var(--night);border-color:#fff}
.btn svg{width:20px;height:20px;flex:none}

/* Cabeçalho */
.top{position:sticky;top:0;z-index:20;background:rgba(238,246,245,.88);backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s}
.top.scrolled{border-bottom-color:var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-weight:600;font-size:22px;letter-spacing:-.01em}
.brand img{width:38px;height:38px}
.brand b{color:var(--on);font-weight:600}
.nav{display:flex;align-items:center;gap:28px}
.nav a{text-decoration:none;font-weight:500;font-size:16px}
.nav a:not(.btn):hover{color:var(--on-deep)}
.nav .btn{padding:10px 18px;font-size:15px}
@media (max-width:760px){.nav a:not(.btn){display:none}}

/* HERO */
.hero{padding:56px 0 88px}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(40px,6vw,72px);max-width:12ch}
.hero .lead{font-size:clamp(18px,1.6vw,21px);color:var(--muted);max-width:44ch;margin-top:22px}
.ask{margin-top:36px}
.ask p{font-family:var(--display);font-weight:500;font-size:17px;margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 15px/1 var(--body);color:var(--ink);background:var(--paper);border:1.5px solid var(--line);padding:10px 15px;border-radius:999px;cursor:pointer;transition:border-color .15s,background .15s,color .15s}
.chip:hover{border-color:var(--on)}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}

.power{position:relative;width:min(100%,460px);aspect-ratio:1;margin-inline:auto}
.power svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.ring{fill:none;stroke:var(--on);stroke-width:15;stroke-linecap:round}
.ring-bg{fill:none;stroke:var(--line);stroke-width:15;stroke-linecap:round;opacity:.6}
.dot{fill:var(--spark)}
.power .load .ring{animation:draw 1.3s cubic-bezier(.6,.05,.25,1) .15s both}
.power .load .dot{animation:light .5s ease-out 1.25s both}
@keyframes draw{from{stroke-dashoffset:var(--len)}}
@keyframes light{from{opacity:0;transform:scale(.3)}60%{transform:scale(1.25)}to{opacity:1;transform:scale(1)}}
.dot{transform-origin:100px 33px;transform-box:view-box}
.screen{position:absolute;inset:25% 20% 15%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.screen .ia{font-family:var(--display);font-weight:600;font-size:clamp(70px,11vw,120px);letter-spacing:-.04em;line-height:1}
.screen .hint{color:var(--muted);font-size:15px;margin-top:10px;max-width:22ch}
.picks{display:flex;flex-direction:column;gap:10px;width:100%}
.pick{display:block;text-decoration:none;background:var(--paper);border-radius:var(--r-md);padding:12px 16px;text-align:left;box-shadow:0 1px 0 var(--line),0 10px 30px -18px rgba(11,60,73,.45);transition:transform .2s}
.pick:hover{transform:translateY(-2px)}
.pick strong{font-family:var(--display);font-weight:600;font-size:19px;display:flex;align-items:center;gap:8px}
.pick span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:13.5px;color:var(--muted);line-height:1.4;margin-top:2px}
.pick strong span.soon{display:inline-block}
.pick .soon{font:500 12px var(--body);color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 8px}
.screen.swap{animation:swap .35s ease-out}
@keyframes swap{from{opacity:0;transform:scale(.96)}}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}.power{max-width:400px}}

/* Seções */
.sec{padding:96px 0}
.sec-head{max-width:640px;margin-bottom:48px}
.sec-head h2{font-size:clamp(32px,4vw,48px)}
.sec-head p{color:var(--muted);font-size:19px;margin-top:14px}
.paper{background:var(--paper)}

/* Painel de produtos (interruptores) */
.board{display:grid;gap:56px}
.fam h3{font-size:22px;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.fam > p{color:var(--muted);margin-top:4px}
.rows{list-style:none;margin:18px 0 0;padding:0;border-top:1px solid var(--line)}
.row{border-bottom:1px solid var(--line)}
.row a{display:grid;grid-template-columns:56px 180px 1fr auto;gap:24px;align-items:center;padding:22px 8px;text-decoration:none;transition:background .15s}
.row a:hover{background:var(--mist)}
.row a:hover .go{background:var(--ink);color:#fff}
.row .name{font-family:var(--display);font-weight:600;font-size:22px;letter-spacing:-.01em}
.row .desc{color:var(--muted);font-size:16px;line-height:1.45}
.row .meta{display:flex;align-items:center;gap:16px;white-space:nowrap}
.row .price{font-size:14px;color:var(--muted)}
.go{width:40px;height:40px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;transition:background .15s,color .15s}
.go svg{width:18px;height:18px}
.switch{width:52px;height:30px;border-radius:999px;background:var(--off);position:relative;flex:none}
.switch::after{content:"";position:absolute;top:4px;left:4px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.switch.is-on{background:var(--on)}
.switch.is-on::after{left:26px}
.state{font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.state.on{color:var(--on-deep)}
.state.off{color:var(--muted)}
@media (max-width:860px){
  .row a{grid-template-columns:56px 1fr auto;gap:6px 16px}
  .row .name{grid-column:2}
  .row .desc{grid-column:2 / 4;grid-row:2}
  .row .meta{grid-column:3;grid-row:1}
  .row .price{display:none}
}

/* Como funciona (sequência real) */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:40px;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding-top:64px}
.steps li::before{content:counter(s);position:absolute;top:0;left:0;width:44px;height:44px;border-radius:50%;background:var(--spark);color:var(--night);font:600 20px/44px var(--display);text-align:center}
.steps li:not(:last-child)::after{content:"";position:absolute;top:22px;left:60px;right:-24px;height:2px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.35) 0 6px,transparent 6px 12px)}
.steps h3{font-size:22px}
.steps p{margin-top:8px;opacity:.82}
@media (max-width:760px){.steps{grid-template-columns:1fr}.steps li:not(:last-child)::after{display:none}}
.on-dark{background:var(--night);color:#fff}
.on-dark .sec-head p{color:rgba(255,255,255,.75)}

/* Por que */
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--line)}
.why div{padding:28px 32px 28px 0;border-bottom:1px solid var(--line)}
.why div:nth-child(odd){border-right:1px solid var(--line)}
.why div:nth-child(even){padding-left:32px}
.why h3{font-size:20px}
.why p{color:var(--muted);margin-top:6px}
@media (max-width:700px){.why{grid-template-columns:1fr}.why div{border-right:0!important;padding-left:0!important}}

/* Primeiros clientes */
.early{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:56px;display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;position:relative;overflow:hidden}
.early h2{font-size:clamp(28px,3.4vw,42px)}
.early p{opacity:.85;margin-top:14px;max-width:46ch}
.early .btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.early > *{position:relative;z-index:1}
@media (max-width:800px){.early{grid-template-columns:1fr;padding:36px 26px}.early .btns{justify-content:flex-start}}

/* FAQ */
.faq{max-width:780px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 40px 22px 0;font-family:var(--display);font-weight:500;font-size:19px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:12px;height:12px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{padding:0 0 22px;color:var(--muted);max-width:62ch}

/* Rodapé */
.foot{background:var(--night);color:rgba(255,255,255,.8);padding:64px 0 40px}
.foot .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot .brand{color:#fff}
.foot h4{font-family:var(--display);font-weight:500;color:#fff;margin:0 0 12px;font-size:16px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:15px}
.foot a{text-decoration:none}
.foot a:hover{color:#fff;text-decoration:underline}
.foot .ver{margin-left:18px;opacity:.5;font-size:13px}
.foot .legal{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.12);padding-top:24px;font-size:14px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
@media (max-width:760px){.foot .wrap{grid-template-columns:1fr 1fr}.foot .wrap > div:first-child{grid-column:1/-1}}

/* WhatsApp flutuante */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:30;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 10px 30px -8px rgba(7,42,51,.5)}
.wa-float svg{width:30px;height:30px}

/* PÁGINA DE PRODUTO */
.crumb{font-size:15px;color:var(--muted);padding-top:28px}
.crumb a{text-decoration:none}
.crumb a:hover{text-decoration:underline}
.p-hero{padding:28px 0 80px}
.p-hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:end}
.p-name{display:flex;align-items:center;gap:14px;font-family:var(--display);font-weight:600;font-size:22px;margin-bottom:22px}
.p-hero h1{font-size:clamp(36px,5vw,60px);max-width:16ch}
.p-hero .lead{font-size:20px;color:var(--muted);margin-top:20px;max-width:46ch}
.p-hero .btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.p-card{background:var(--paper);border-radius:var(--r-lg);padding:32px;box-shadow:0 1px 0 var(--line),0 24px 60px -36px rgba(11,60,73,.5)}
.p-card h2{font-size:18px;margin-bottom:14px}
.p-card ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.p-card li{display:flex;gap:10px;align-items:flex-start;line-height:1.4}
.p-card li::before{content:"";flex:none;width:8px;height:8px;margin-top:8px;border-radius:50%;background:var(--spark)}
@media (max-width:860px){.p-hero .wrap{grid-template-columns:1fr}}

.feats{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--line)}
.feat{padding:30px 32px 30px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:28px 1fr;gap:16px}
.feat:nth-child(odd){border-right:1px solid var(--line)}
.feat:nth-child(even){padding-left:32px}
.feat svg{width:26px;height:26px;color:var(--on);margin-top:2px}
.feat h3{font-size:20px}
.feat p{color:var(--muted);margin-top:6px}
@media (max-width:760px){.feats{grid-template-columns:1fr}.feat{border-right:0!important;padding-left:0!important}}

.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;align-items:stretch}
.plan{background:var(--paper);border:1.5px solid var(--line);border-radius:var(--r-lg);padding:32px;display:flex;flex-direction:column}
.plan.hl{border-color:var(--on);box-shadow:0 0 0 4px rgba(18,163,154,.12)}
.plan .tag{align-self:flex-start;font-size:13px;font-weight:600;color:var(--night);background:var(--spark);border-radius:999px;padding:4px 10px;margin-bottom:14px}
.plan h3{font-size:24px}
.plan .val{font-family:var(--display);font-weight:600;font-size:34px;margin:14px 0 4px;letter-spacing:-.02em}
.plan .val small{font-size:16px;font-weight:400;color:var(--muted)}
.plan .val.ask-price{font-size:24px}
.plan .note{font-size:14px;color:var(--muted)}
.plan ul{list-style:none;margin:22px 0 28px;padding:0;display:grid;gap:10px;flex:1}
.plan li{display:flex;gap:10px;line-height:1.4}
.plan li svg{width:20px;height:20px;flex:none;color:var(--on)}
.plan .btn{justify-content:center}
.plan.custom{background:transparent;border-style:dashed}

.waitlist{background:var(--paper);border-radius:var(--r-lg);padding:48px;display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center;border:1.5px dashed var(--off)}
.waitlist h2{font-size:clamp(26px,3vw,36px)}
.waitlist p{color:var(--muted);margin-top:10px}
@media (max-width:760px){.waitlist{grid-template-columns:1fr;padding:30px}}

.related{display:flex;flex-wrap:wrap;gap:10px}
.related a{text-decoration:none;background:var(--paper);border:1.5px solid var(--line);border-radius:999px;padding:10px 16px;font-weight:500;display:inline-flex;align-items:center;gap:8px}
.related a:hover{border-color:var(--on)}
.mini-dot{width:8px;height:8px;border-radius:50%;background:var(--off)}
.mini-dot.on{background:var(--on)}

/* Página de texto */
.prose{max-width:720px;padding:40px 0 96px}
.prose h1{font-size:clamp(34px,4vw,48px);margin-bottom:24px}
.prose h2{font-size:22px;margin:32px 0 8px}
.prose p{color:var(--muted);margin-bottom:12px}

/* conteúdo compacto que cabe dentro do anel */
.screen{inset:28% 25% 20%}
.picks{gap:8px;align-items:center}
.picks .for{font-size:13px;color:var(--muted);margin-bottom:2px}
.pick{display:flex;flex-direction:column;align-items:center;gap:1px;width:100%;padding:9px 12px;border-radius:16px;text-align:center}
.pick strong{font-size:17px;white-space:nowrap;justify-content:center}
.pick small{font-size:12.5px;color:var(--muted);line-height:1.3}
.pick .soon{font-size:10px;padding:1px 6px;white-space:nowrap}
@media (max-width:480px){.pick strong{font-size:15px}.pick small{font-size:11.5px}.pick{padding:7px 10px}}