/* antiai.com.br · Business.OS. Mesma família da página de cases da Rapport (clientes/rapport/site-cases/public/styles.css),
   com General Sans no lugar da Switzer. Regras: projetos/notkerstens/referencias/2026-09-paginas-visuais/direcao-visual-antiai.md, seção 6. */
@font-face{font-family:'General Sans';font-weight:300;font-style:normal;font-display:swap;src:url('fonts/GeneralSans-300.woff2') format('woff2')}
@font-face{font-family:'General Sans';font-weight:400;font-style:normal;font-display:swap;src:url('fonts/GeneralSans-400.woff2') format('woff2')}
@font-face{font-family:'General Sans';font-weight:500;font-style:normal;font-display:swap;src:url('fonts/GeneralSans-500.woff2') format('woff2')}
@font-face{font-family:'Geist Mono';font-weight:400;font-style:normal;font-display:swap;src:url('fonts/GeistMono-400.woff2') format('woff2')}
@property --ang{syntax:'<angle>';initial-value:0deg;inherits:false}

:root{
  --accent:#FF4D00;
  --accent-hover:#ff6526;
  --on-accent:#0b0c0e;
  --sans:'General Sans','Helvetica Neue',Helvetica,Arial,sans-serif;
  --mono:'Geist Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease-in:cubic-bezier(.22,1,.36,1);
  --ease-ui:cubic-bezier(.4,0,.2,1);
  --gutter:clamp(20px,5vw,64px);
  --sec-y:clamp(96px,11vw,160px);
  --z-sticky:20;
  --z-toast:30;
}
/* temas por seção: a troca de fundo marca a troca de assunto */
.dark,.blue{--bg:#0b0c0e;--surface:#111318;--line:#27272b;--ink:#f5f5f5;--ink-2:#aab7c4;--ink-3:rgba(158,175,191,.72);--edge:rgba(220,230,239,.14);--card:#0f1115}
.blue{--bg:#0b0e13}
.light{--bg:#f3f4f6;--surface:#ececf0;--line:#dadce1;--ink:#131720;--ink-2:#3d4b5a;--ink-3:#6c717f;--edge:rgba(19,23,32,.12);--card:#fafafb}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:24px}
body{margin:0;background:#0b0c0e;color:#f5f5f5;font-family:var(--sans);font-size:1rem;line-height:1.6;-webkit-font-smoothing:antialiased;font-kerning:normal;overflow-x:hidden}
img,video,iframe{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ol,ul,figure,blockquote{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:4px}
.sr{position:absolute;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:40;padding:10px 16px;border-radius:9999px;background:#f5f5f5;color:#0b0c0e;font-size:.8125rem;font-weight:500}
.skip:focus{top:12px}

.sec{background:var(--bg);color:var(--ink);padding:var(--sec-y) var(--gutter);position:relative}
.blue{background:linear-gradient(180deg,#0b0c0e 0%,#0b0e13 42%,#121c28 100%)}
.wrap{max-width:1312px;margin-inline:auto}
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px;row-gap:48px}
.rule-top{border-top:1px solid var(--line);padding-top:clamp(40px,5vw,64px)}

/* tipo: título em peso leve, sem aperto forte de letra (regra 3) */
.display{font-size:clamp(2.625rem,5.6vw,5.25rem);line-height:1.02;letter-spacing:-.02em;font-weight:300;text-wrap:balance}
.display--frase{font-size:clamp(1.75rem,3.35vw,3.125rem);line-height:1.13;letter-spacing:-.012em;font-weight:300;text-wrap:pretty;max-width:26em}
.title{font-size:clamp(2rem,4vw,3.75rem);line-height:1.06;letter-spacing:-.015em;font-weight:300;text-wrap:balance}
.title--m{font-size:clamp(1.75rem,3.2vw,3rem)}
.display em,.display--frase em,.title em{font-style:normal;color:var(--ink-3)}
.lede{font-size:clamp(1.1875rem,1.7vw,1.4375rem);line-height:1.45;letter-spacing:-.005em;font-weight:400;color:var(--ink);max-width:36rem;text-wrap:pretty}
.body{font-size:1.0625rem;line-height:1.65;color:var(--ink-2);max-width:28.5rem;text-wrap:pretty}
.body+.body{margin-top:1.1em}
.body strong,.lede strong{font-weight:400;color:var(--ink)}
.body a,.note a,.lede a,.row p a,.faq-a a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--ink-3);text-decoration-thickness:1px;text-underline-offset:3px;transition:text-decoration-color .2s var(--ease-ui)}
.body a:hover,.note a:hover,.lede a:hover,.row p a:hover,.faq-a a:hover{text-decoration-color:var(--ink)}
.note{font-size:.875rem;line-height:1.55;color:var(--ink-3);max-width:34rem;text-wrap:pretty}
.cmd{color:var(--ink);white-space:nowrap}
/* rótulo: caixa alta, espaçamento de ~20% do tamanho (regra 4) */
.kicker{display:flex;align-items:center;gap:14px;font-size:.6875rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3)}
.kicker::before{content:"";width:28px;height:1px;background:currentColor;flex-shrink:0}
.hero .kicker::before{background:var(--accent)}
.label{font-size:.6875rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
/* carimbo em mono: só metadado (regra 12) */
.stamp{font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;color:var(--ink-3);font-variant-numeric:tabular-nums}

/* topo */
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:20px;padding-top:calc(20px + env(safe-area-inset-top,0px))}
.brand{display:inline-flex;align-items:baseline;gap:8px;min-height:44px;padding-top:12px;font-size:1.0625rem;letter-spacing:-.005em;white-space:nowrap}
.brand b{font-weight:500;color:var(--ink)}
.brand span{font-weight:400;color:var(--ink-3)}
.nav ul{list-style:none;margin:0;padding:0 26px;height:44px;display:flex;align-items:center;gap:30px;border:1px solid var(--line);border-radius:9999px}
.nav ul a{font-size:.6875rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);transition:color .2s var(--ease-ui);white-space:nowrap}
.nav ul a:hover{color:var(--ink)}
@media (max-width:980px){.nav ul{display:none}}
@media (max-width:480px){.nav .cta{display:none}}

/* botão: um CTA por página, pílula na cor do acento (regra 10) */
.cta{position:relative;display:inline-flex;align-items:center;gap:14px;height:54px;padding:0 8px 0 24px;border:0;border-radius:9999px;background:var(--accent);color:var(--on-accent);font-size:.75rem;font-weight:500;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;cursor:pointer;transition:background-color .2s var(--ease-ui),transform .2s var(--ease-ui)}
.cta i{width:38px;height:38px;border-radius:9999px;background:#0b0c0e;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .7s var(--ease-in)}
.cta svg{stroke:#f5f5f5}
.cta:hover{background:var(--accent-hover)}
.cta:hover i{transform:rotate(45deg)}
.cta:active{transform:scale(.98)}
.cta[aria-disabled="true"],.cta:disabled{cursor:not-allowed}
.cta--sm{height:44px;padding:0 6px 0 18px;font-size:.6875rem;gap:12px}
.cta--sm i{width:32px;height:32px}
.textlink{display:inline-flex;align-items:center;min-height:44px;font-size:.6875rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);border-bottom:1px solid transparent;transition:color .2s var(--ease-ui),border-color .2s var(--ease-ui)}
.textlink:hover{color:var(--ink);border-bottom-color:var(--edge)}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px}
.micro{font-size:.875rem;line-height:1.5;color:var(--ink-3);max-width:30rem}
@media (max-width:400px){.cta:not(.cta--sm){white-space:normal;height:auto;min-height:54px;padding-block:8px;line-height:1.3;text-align:left}}

/* hero */
.hero{padding-top:0}
.hero-grid{padding-top:clamp(40px,7vw,104px);align-items:end}
.hero-copy{grid-column:1 / span 8;display:flex;flex-direction:column;gap:28px}
.hero-media{grid-column:9 / span 4;justify-self:end;width:min(100%,340px)}
@media (max-width:980px){.hero-copy,.hero-media{grid-column:1 / -1}.hero-media{justify-self:start;width:min(100%,380px)}}
/* hero centralizado (Business.OS) */
.hero--center .hero-copy{grid-column:2 / span 10;align-items:center;text-align:center}
.hero--center .body{margin-inline:auto;max-width:36rem}
.hero--center .actions{justify-content:center}
.hero--center .kicker::after{content:"";width:28px;height:1px;background:var(--accent);flex-shrink:0}
@media (max-width:980px){.hero--center .hero-copy{grid-column:1 / -1}}
/* hero assimétrico (Direção) */
.hero-top{grid-column:1 / span 11;display:flex;flex-direction:column;gap:28px}
.hero-side{grid-column:7 / span 5;display:flex;flex-direction:column;gap:24px}
@media (max-width:980px){.hero-top,.hero-side{grid-column:1 / -1}}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px}
.pill-meta{display:inline-flex;align-items:center;min-height:32px;padding:4px 14px;border-radius:9999px;border:1px solid var(--edge);font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;color:var(--ink-2)}

/* entrada do hero: coreografia curta, só enfeita o que já está visível */
@keyframes sobe{from{opacity:0;transform:translateY(14px)}}
.hero [data-in]{animation:sobe .9s var(--ease-in) both;animation-delay:calc(var(--d,0) * 90ms + 60ms)}

/* números em fio (tile) */
.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 32px}
.tile{display:flex;flex-direction:column;gap:10px;padding-top:16px;border-top:1px solid var(--line)}
.tile b{font-weight:300;font-size:clamp(2rem,3.4vw,3rem);line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;white-space:nowrap;color:var(--ink)}
.tile span{font-size:.875rem;line-height:1.45;color:var(--ink-2);max-width:22rem}
.tiles--stack{grid-template-columns:1fr}
.hero-tiles{grid-column:1 / -1;margin-top:clamp(24px,4vw,56px)}
@media (max-width:700px){.tiles{grid-template-columns:1fr;gap:22px}}

/* moldura de vídeo: espaço reservado, troca pelo embed via data-src ou data-embed */
.vid{position:relative;margin:0;border-radius:28px;overflow:hidden;border:1px solid transparent;background:linear-gradient(#0f1115,#0f1115) padding-box,linear-gradient(155deg,rgba(220,230,239,.30),rgba(220,230,239,.04) 38%,rgba(220,230,239,.12)) border-box;color:#f5f5f5}
.vid--916{aspect-ratio:9/16}
.vid--169{aspect-ratio:16/9}
.vid::before,.vid::after{content:"";position:absolute;width:14px;height:14px;border:1px solid rgba(220,230,239,.45);z-index:3;pointer-events:none}
.vid::before{top:16px;left:16px;border-right:0;border-bottom:0}
.vid::after{bottom:16px;right:16px;border-left:0;border-top:0}
.vid-face{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(120% 70% at 50% 40%,#141a22 0%,#0f1115 60%)}
.vid-face span{font-size:clamp(1.25rem,2.1vw,1.625rem);font-weight:300;letter-spacing:-.005em;color:rgba(245,245,245,.86)}
.vid-top{position:absolute;left:0;right:0;top:0;z-index:2;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:22px 40px 0}
.vid-top .label{color:#dce6ef}
.vid-top .stamp{color:rgba(220,230,239,.66)}
.vid-bottom{position:absolute;left:0;right:0;bottom:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:56px 22px 22px;background:linear-gradient(0deg,rgba(6,7,8,.82),rgba(6,7,8,0))}
.vid-play{white-space:nowrap;display:inline-flex;align-items:center;gap:10px;height:44px;padding:0 18px 0 14px;border-radius:9999px;border:1px solid rgba(220,230,239,.3);background:linear-gradient(180deg,rgba(255,255,255,.14),rgba(255,255,255,.04));-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#f5f5f5;font-size:.6875rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;cursor:pointer;transition:background .2s var(--ease-ui),border-color .2s var(--ease-ui)}
.vid-play svg{fill:#f5f5f5}
.vid-play:hover:not(:disabled){border-color:rgba(220,230,239,.6);background:linear-gradient(180deg,rgba(255,255,255,.24),rgba(255,255,255,.08))}
.vid-play:disabled{opacity:.5;cursor:default}
.vid-wait{white-space:nowrap;font-size:.6875rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:rgba(220,230,239,.62)}
.vid.is-ready .vid-wait{display:none}
.vid video,.vid iframe{position:absolute;inset:0;width:100%;height:100%;border:0;object-fit:cover;z-index:4;background:#000}
.vid-cap{margin-top:14px;font-size:.875rem;line-height:1.5;color:var(--ink-2)}

/* print de operação: espaço reservado nomeado */
.shot{position:relative;margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--edge);background:var(--surface);min-height:220px;display:flex;flex-direction:column;justify-content:space-between;gap:24px;padding:20px 22px}
.shot p{font-size:.9375rem;line-height:1.5;color:var(--ink-2);max-width:26rem}
.shot .stamp{align-self:flex-end}

/* listas em linha, com fio (aulas, encontros, pra quem) */
.rows{list-style:none;padding:0;border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:64px minmax(0,5fr) minmax(0,6fr);gap:10px 32px;padding:26px 0 28px;border-bottom:1px solid var(--line)}
.row-n{font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;color:var(--ink-3);padding-top:.5em;font-variant-numeric:tabular-nums;white-space:nowrap}
.row h3{font-size:clamp(1.1875rem,1.8vw,1.5rem);font-weight:400;line-height:1.25;letter-spacing:-.005em;text-wrap:balance}
.row p{font-size:1rem;line-height:1.6;color:var(--ink-2);max-width:32rem;text-wrap:pretty}
.row p strong{font-weight:400;color:var(--ink)}
.row .stamp{display:block;margin-top:8px}
.row--2{grid-template-columns:minmax(0,4fr) minmax(0,7fr)}
@media (max-width:760px){.row{grid-template-columns:44px minmax(0,1fr)}.row>p,.row>div:last-child{grid-column:2}.row--2{grid-template-columns:1fr}.row--2>*{grid-column:1 !important}}
.group+.group{margin-top:56px}
.group>.label{display:block;margin-bottom:18px}

/* O que é (Start) */
.split-l{grid-column:1 / span 5;display:flex;flex-direction:column;gap:24px}
.split-r{grid-column:7 / span 6;display:flex;flex-direction:column;gap:20px;align-self:end}
@media (max-width:980px){.split-l,.split-r{grid-column:1 / -1}}
.spec{grid-column:1 / span 5;align-self:start;border-radius:18px;border:1px solid var(--line);background:var(--card);padding:clamp(22px,2.6vw,32px)}
.spec dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 24px;margin:0}
.spec dt{font-size:.6875rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
.spec dd{margin:6px 0 0;font-size:clamp(1.375rem,2.2vw,1.75rem);font-weight:300;line-height:1.15;letter-spacing:-.01em;color:var(--ink)}
.fica{grid-column:7 / span 6}
.fica>.label{display:block;margin-bottom:12px}
.fica ul{list-style:none;padding:0}
.fica li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:8px;padding:16px 0;border-top:1px solid var(--line);font-size:1.0625rem;line-height:1.5;color:var(--ink)}
.fica li:last-child{border-bottom:1px solid var(--line)}
.fica li::before{content:"";width:14px;height:1px;background:var(--ink-3);margin-top:.8em}
@media (max-width:980px){.spec,.fica{grid-column:1 / -1}}

/* coluna que acompanha a rolagem (aulas) */
.stick{grid-column:1 / span 4;display:flex;flex-direction:column;gap:24px;align-self:start;position:sticky;top:32px}
.stick-r{grid-column:6 / span 7}
@media (max-width:980px){.stick{position:static;grid-column:1 / -1}.stick-r{grid-column:1 / -1}}

/* curva da LIV: uma série, uma cor; agosto (o maior mês fechado) no acento */
.curva{display:flex;flex-direction:column;gap:18px}
.curva ol{list-style:none;padding:0;display:flex;flex-direction:column}
.curva li{display:grid;grid-template-columns:88px minmax(0,1fr) 128px;align-items:center;gap:16px;padding:9px 0;border-bottom:1px solid var(--line)}
.curva li:first-child{border-top:1px solid var(--line)}
.curva-m{font-size:.9375rem;color:var(--ink-2)}
.curva-b{position:relative;height:10px}
.curva-b i{position:absolute;left:0;top:0;bottom:0;width:calc(var(--v) * 100%);min-width:4px;border-radius:0 4px 4px 0;background:var(--ink-3);transform-origin:left center;transition:transform .9s var(--ease-in);transition-delay:calc(var(--i,0) * 70ms)}
.curva li.is-top .curva-b i{background:var(--accent)}
.curva li.is-parcial .curva-b i{background:var(--ink-3);opacity:.45}
.curva-v{text-align:right;font-size:.9375rem;line-height:1.3;color:var(--ink);font-variant-numeric:tabular-nums}
.curva-v small{display:block;font-size:.8125rem;color:var(--ink-3)}
.curva.pre .curva-b i{transform:scaleX(0)}
.curva li:hover .curva-m{color:var(--ink)}
@media (max-width:480px){.curva li{grid-template-columns:76px minmax(0,1fr) 108px;gap:12px}.curva-m,.curva-v{font-size:.875rem}}
.quote{font-size:clamp(1.375rem,2.4vw,2rem);line-height:1.3;font-weight:300;letter-spacing:-.01em;color:var(--ink);max-width:40rem;text-wrap:pretty}
.quote-by{margin-top:14px}

/* pilares (Business.OS): numeral grande e leve */
.pilares{list-style:none;padding:0;border-top:1px solid var(--line)}
.pilar{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,4fr) minmax(0,5fr);gap:16px 32px;padding:clamp(28px,3.4vw,48px) 0;border-bottom:1px solid var(--line)}
.pilar-n{font-size:clamp(3rem,6vw,5.5rem);line-height:.9;font-weight:300;letter-spacing:-.02em;color:var(--ink-3);font-variant-numeric:tabular-nums}
.pilar h3{font-size:clamp(1.5rem,2.4vw,2.125rem);line-height:1.12;font-weight:300;letter-spacing:-.01em;text-wrap:balance}
.pilar p{font-size:1rem;line-height:1.6;color:var(--ink-2);max-width:30rem}
.pilar p+p{margin-top:12px}
.pilar .label{margin-right:8px}
@media (max-width:860px){.pilar{grid-template-columns:1fr}.pilar-n{font-size:3rem}}

/* bento de prova */
.bento{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.bento>.vid,.bento-vid{grid-column:1 / -1}
@media (max-width:640px){.bento{grid-template-columns:1fr}}

/* cartão (preço, aplicação) */
.card{position:relative;border-radius:18px;padding:clamp(24px,3.2vw,44px);border:1px solid transparent;background:linear-gradient(var(--card),var(--card)) padding-box,linear-gradient(155deg,rgba(220,230,239,.28),rgba(220,230,239,.04) 38%,rgba(220,230,239,.12)) border-box;display:flex;flex-direction:column;gap:24px;min-width:0}
.light .card{background:var(--card);border:1px solid var(--line)}
.card::after{content:"";position:absolute;left:16%;right:16%;top:-1px;height:1px;background:linear-gradient(90deg,transparent,rgba(225,236,248,.8),transparent);pointer-events:none}
.light .card::after{display:none}
.checks{list-style:none;padding:0}
.checks li{display:grid;grid-template-columns:24px minmax(0,1fr);gap:10px;padding:13px 0;border-top:1px solid var(--line);font-size:1rem;line-height:1.5;color:var(--ink)}
.checks li::before{content:"";width:12px;height:7px;margin-top:.45em;margin-left:2px;border-left:1.5px solid var(--ink-2);border-bottom:1.5px solid var(--ink-2);transform:rotate(-45deg)}
.checks--fora li{color:var(--ink-2)}
.checks--fora li::before{width:12px;height:1px;border:0;background:var(--ink-3);transform:none;margin-top:.8em}
.price{display:flex;flex-direction:column;gap:6px}
.price b{font-size:clamp(3rem,6vw,4.75rem);line-height:1;font-weight:300;letter-spacing:-.02em;font-variant-numeric:tabular-nums;color:var(--ink)}
/* luz que percorre a borda: uma vez por página, tom sobre tom */
.run::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:conic-gradient(from var(--ang),rgba(225,236,248,0) 0 62%,rgba(225,236,248,.9) 80%,rgba(225,236,248,0) 96%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);animation:volta 5.5s linear infinite;pointer-events:none;filter:drop-shadow(0 0 3px rgba(190,210,235,.5))}
@keyframes volta{to{--ang:360deg}}

/* formulário: campo de linha inferior, foco em laranja */
.form{display:flex;flex-direction:column;gap:22px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label,.field legend{font-size:.6875rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);padding:0}
.field input,.field textarea{width:100%;min-height:52px;padding:10px 0;border:0;border-bottom:1px solid rgba(220,230,239,.28);border-radius:0;background:transparent;color:var(--ink);font-size:1.1875rem;line-height:1.35;transition:border-color .2s var(--ease-ui)}
.light .field input,.light .field textarea{border-bottom-color:#b9bec8}
.field textarea{resize:vertical;min-height:88px}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3);opacity:1}
.field input:focus,.field textarea:focus{outline:none;border-bottom-color:var(--accent)}
.field input:focus-visible,.field textarea:focus-visible{outline:none;box-shadow:0 1px 0 0 var(--accent)}
.field[aria-invalid="true"] input,.field[aria-invalid="true"] textarea{border-bottom-color:#ff8a5c}
.field-err{min-height:1.3em;font-size:.8125rem;line-height:1.4;color:#ff8a5c}
.light .field-err{color:#b3330a}
.form-foot{display:flex;flex-direction:column;align-items:flex-start;gap:14px;padding-top:4px}
.form-status{font-size:.9375rem;line-height:1.5;color:var(--ink);max-width:32rem}
.form-status:empty{display:none}
.form-status.is-erro{color:#ff8a5c}
.form-status.is-aviso{padding:14px 16px;border-radius:14px;border:1px solid var(--edge);background:rgba(255,255,255,.03)}
.ts-slot:empty{display:none}
/* opções em pílula */
.opts{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.opt{position:relative}
.opt input{position:absolute;opacity:0;width:1px;height:1px}
.opt span{display:inline-flex;align-items:center;min-height:46px;padding:10px 18px;border-radius:9999px;border:1px solid var(--edge);color:var(--ink);font-size:1rem;cursor:pointer;transition:border-color .2s var(--ease-ui),background .2s var(--ease-ui),color .2s var(--ease-ui)}
.opt span:hover{border-color:rgba(220,230,239,.42)}
.opt input:checked+span{background:#f5f5f5;border-color:#f5f5f5;color:#0b0c0e}
.opt input:focus-visible+span{outline:2px solid var(--accent);outline-offset:3px}
fieldset.field{border:0;margin:0;padding:0}
/* passos (aplicação da Direção): sem JS, tudo aparece de uma vez */
.steps-top{display:flex;flex-direction:column;gap:12px}
.trilho{list-style:none;padding:0;display:flex;gap:6px}
.trilho li{flex:1;height:2px;border-radius:2px;background:var(--line);overflow:hidden}
.trilho li.is-feito{background:var(--ink-2)}
.trilho li.is-atual{background:var(--accent)}
.steps-meta{display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.js-steps .step{display:none}
.js-steps .step.is-on{display:flex;animation:sobe .45s var(--ease-in) both}
.js-steps .step-title{font-size:clamp(1.375rem,2.2vw,1.875rem);font-weight:300;line-height:1.2;letter-spacing:-.01em;text-transform:none;color:var(--ink);margin-bottom:6px}
.step-title{font-size:.6875rem}
.steps-nav{display:flex;align-items:center;justify-content:space-between;gap:16px}
.back{background:none;border:0;padding:12px 0;min-height:44px;cursor:pointer;font-size:.6875rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);transition:color .2s var(--ease-ui)}
.back:hover{color:var(--ink)}
.back[hidden]{display:none}
.no-js-only{display:none}

/* barra fixa de CTA (mecânica do Agent Lab, no tom da Líderes) */
.bar{position:fixed;left:50%;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:var(--z-sticky);width:min(640px,calc(100vw - 24px));display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 10px 10px 22px;border-radius:9999px;background:rgba(15,17,21,.92);border:1px solid rgba(220,230,239,.14);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(0,0,0,.28);color:#f5f5f5;opacity:0;visibility:hidden;transform:translate(-50%,16px);transition:opacity .45s var(--ease-in),transform .45s var(--ease-in),visibility 0s linear .45s}
.bar.is-on{opacity:1;visibility:visible;transform:translate(-50%,0);transition:opacity .45s var(--ease-in),transform .45s var(--ease-in),visibility 0s}
.bar-meta{display:flex;flex-direction:column;gap:2px;min-width:0}
.bar-meta b{font-weight:500;font-size:.9375rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-meta .stamp{color:rgba(170,183,196,.85);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:520px){.bar{border-radius:18px;padding:10px 10px 10px 16px}.bar-meta b{font-size:.875rem}.bar-meta .stamp{font-size:.6875rem}}
@media (max-width:360px){.bar-meta .stamp{display:none}}

/* aviso curto (checkout ainda sem link) */
.toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom,0px));z-index:var(--z-toast);width:min(520px,calc(100vw - 24px));padding:14px 18px;border-radius:14px;background:#f5f5f5;color:#131720;font-size:.9375rem;line-height:1.45;box-shadow:0 8px 24px rgba(0,0,0,.3);opacity:0;visibility:hidden;transform:translate(-50%,10px);transition:opacity .3s var(--ease-in),transform .3s var(--ease-in),visibility 0s linear .3s}
.toast.is-on{opacity:1;visibility:visible;transform:translate(-50%,0);transition:opacity .3s var(--ease-in),transform .3s var(--ease-in),visibility 0s}

/* perguntas */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;display:grid;grid-template-columns:44px minmax(0,1fr) 36px;align-items:start;gap:12px;padding:24px 0;cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq-q{font-size:clamp(1.125rem,1.7vw,1.375rem);line-height:1.35;font-weight:400;letter-spacing:-.005em;text-wrap:balance}
.faq-x{position:relative;width:34px;height:34px;border-radius:9999px;border:1px solid var(--line);transition:border-color .2s var(--ease-ui),transform .45s var(--ease-in)}
.faq-x::before,.faq-x::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:1px;background:var(--ink-2);transform:translate(-50%,-50%)}
.faq-x::after{transform:translate(-50%,-50%) rotate(90deg);transition:transform .45s var(--ease-in)}
.faq details[open] .faq-x::after{transform:translate(-50%,-50%) rotate(0deg)}
.faq summary:hover .faq-x{border-color:var(--ink-3)}
.faq-a{padding:0 48px 28px 56px}
.faq-a p{font-size:1rem;line-height:1.65;color:var(--ink-2);max-width:40rem}
@media (max-width:560px){.faq summary{grid-template-columns:32px minmax(0,1fr) 34px}.faq-a{padding:0 0 24px 44px}}

/* confirmação (obrigado) */
.conf{min-height:min(100vh,1100px)}
.conf-grid{padding-top:clamp(32px,6vw,88px)}
.passos{list-style:none;padding:0;counter-reset:p}
.passos li{counter-increment:p;display:grid;grid-template-columns:44px minmax(0,1fr);gap:8px;padding:18px 0;border-top:1px solid var(--line);font-size:1.0625rem;line-height:1.55;color:var(--ink-2)}
.passos li:last-child{border-bottom:1px solid var(--line)}
.passos li::before{content:counter(p,decimal-leading-zero);font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;color:var(--ink-3);padding-top:.35em}
.passos li strong{font-weight:400;color:var(--ink)}

/* rodapé */
.foot{background:#060708;color:rgba(158,175,191,.78);padding:36px var(--gutter);padding-bottom:calc(36px + env(safe-area-inset-bottom,0px))}
.foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px 32px}
.foot nav{display:flex;flex-wrap:wrap;gap:6px 24px}
.foot a{font-size:.6875rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;min-height:44px;display:inline-flex;align-items:center;transition:color .2s var(--ease-ui)}
.foot a:hover{color:#f5f5f5}
.foot .who{font-size:.6875rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase}

/* entrada por rolagem: só esconde o que está fora da tela, e só com JS ligado */
[data-reveal]{transition:opacity .7s var(--ease-in),transform .7s var(--ease-in);transition-delay:calc(var(--i,0) * 60ms)}
.pre[data-reveal]{opacity:0;transform:translateY(12px)}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .pre[data-reveal]{opacity:1;transform:none}
  .curva.pre .curva-b i{transform:none}
}

/* colunas por seção */
.tiles-col{grid-column:1 / span 4;align-self:start}
.curva-col{grid-column:6 / span 7}
.quote-col{grid-column:1 / span 9}
.form-col{grid-column:7 / span 6;min-width:0}
.split-top{align-self:start}
@media (max-width:980px){.tiles-col,.curva-col,.quote-col,.form-col{grid-column:1 / -1}}
.full{grid-column:1 / -1}
.hero--center .hero-tiles{grid-column:2 / span 10}
@media (max-width:980px){.hero--center .hero-tiles{grid-column:1 / -1}}
.actions--c{justify-content:center}
.sec-cta{margin-top:clamp(40px,5vw,64px)}
/* Direção */
.col-l6{grid-column:1 / span 6}
.vid-col{grid-column:1 / span 4;width:min(100%,340px)}
.prova-r{grid-column:6 / span 7;display:flex;flex-direction:column;gap:28px}
@media (max-width:980px){.col-l6,.vid-col,.prova-r{grid-column:1 / -1}.vid-col{width:min(100%,380px)}}
.camadas{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:36px 32px}
.camadas li{display:flex;flex-direction:column;gap:10px;padding-top:18px;border-top:1px solid var(--line)}
.camadas h3{font-size:clamp(1.1875rem,1.6vw,1.375rem);font-weight:400;line-height:1.25;letter-spacing:-.005em}
.camadas p{font-size:.9375rem;line-height:1.55;color:var(--ink-2);max-width:26rem}
.prereq{border-radius:18px;border:1px solid var(--edge);background:rgba(255,255,255,.025);padding:clamp(22px,2.8vw,34px);display:flex;flex-direction:column;gap:18px}
.prereq .passos li{font-size:1rem}
.prereq .passos li a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--ink-3);text-underline-offset:3px}
.tiles--2{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:1100px){.tiles--2{grid-template-columns:1fr}}
.card .price{padding-bottom:22px;border-bottom:1px solid var(--line)}
.card-sub{display:flex;flex-direction:column;gap:10px}
/* obrigado */
.h-s{font-size:clamp(1.375rem,2.1vw,1.875rem);font-weight:300;line-height:1.18;letter-spacing:-.01em;text-wrap:balance}
.stack{display:flex;flex-direction:column;gap:22px}
.notas{display:flex;flex-wrap:wrap;gap:8px 32px}
.nb{white-space:nowrap}
.price--m b{font-size:clamp(2rem,3.4vw,2.75rem)}
@media (min-width:1180px){.camadas{grid-template-columns:repeat(5,minmax(0,1fr))}}
.field .opt{font-size:1rem;font-weight:400;letter-spacing:0;text-transform:none;color:var(--ink)}

/* revisão adversarial de 24/09 */
.pill-meta{font-family:var(--sans);font-size:.6875rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2)}
.light{--ink-3:#626776}
.light .body{color:#555b69}
.light .body strong,.light .body a{color:var(--ink)}
.nav .cta{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.nav .cta:hover{background:rgba(255,255,255,.05);box-shadow:inset 0 0 0 1px var(--ink-3)}
.nav .cta i{background:var(--surface)}
.hero--center .hero-tiles{grid-column:3 / span 8}
.hero--center .tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:980px){.hero--center .hero-tiles{grid-column:1 / -1}}
@media (max-width:700px){.hero--center .tiles{grid-template-columns:1fr}.hero--center .tile{align-items:center;text-align:center}}
@media (max-width:980px){.vid-col{order:2}}
@media (max-width:440px){.bar{padding:8px 8px 8px 18px;border-radius:9999px}.bar-meta{display:flex}.bar-meta .stamp{display:none}.bar .cta{flex:0 0 auto}.bar-pre{display:none}}
.pilar p:has(>.label){display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:10px;align-items:baseline}
.step-title[tabindex="-1"]:focus{outline:none}
.split-spec{align-self:stretch}
.split-spec .spec{margin-top:auto;grid-column:auto}
@media (max-width:980px){.split-spec .spec{margin-top:8px}}
@media (min-width:981px){.tiles-col{position:sticky;top:32px}}
.display--frase{font-size:clamp(1.625rem,2.9vw,2.625rem);max-width:21em}

/* guia de contexto (/contexto/, 24/09): prévia do documento, comparação, blocos de texto com botão de copiar */
.hero-copy--guia{grid-column:1 / span 7}
.hero-doc{grid-column:8 / span 5;margin:0;min-width:0}
@media (max-width:980px){.hero-copy--guia,.hero-doc{grid-column:1 / -1}.hero-doc{width:min(100%,520px)}}
.docprev{position:relative;border-radius:18px;border:1px solid transparent;background:linear-gradient(#0f1115,#0f1115) padding-box,linear-gradient(155deg,rgba(220,230,239,.30),rgba(220,230,239,.04) 38%,rgba(220,230,239,.12)) border-box;padding:18px 24px 0;overflow:hidden;max-height:400px;color:#f5f5f5}
.docprev::after{content:"";position:absolute;left:0;right:0;bottom:0;height:132px;background:linear-gradient(0deg,#0f1115 18%,rgba(15,17,21,0));pointer-events:none}
.docprev-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(220,230,239,.1)}
.docprev-top .label{color:#dce6ef;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.docprev-top .stamp{color:rgba(220,230,239,.6)}
.docprev dl{margin:0;padding:4px 0 80px}
.docprev dt{margin-top:18px;font-size:.6875rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:rgba(170,183,196,.8)}
.docprev dd{margin:6px 0 0;font-size:.9375rem;line-height:1.55;color:#c9d3dd}
.docprev-cap{margin-top:14px}

.exemplo{grid-column:1 / -1;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px 48px;align-items:center;padding-top:clamp(40px,5vw,64px);border-top:1px solid var(--line)}
.exemplo-head{display:flex;flex-direction:column;gap:14px}
.exemplo .spec{grid-column:auto;align-self:stretch;display:flex;align-items:center}
.exemplo .spec dl{width:100%;grid-template-columns:repeat(3,minmax(0,1fr))}
.exemplo .spec dd{font-size:clamp(1.125rem,1.7vw,1.375rem)}
@media (max-width:860px){.exemplo{grid-template-columns:1fr}.exemplo .spec dl{grid-template-columns:repeat(2,minmax(0,1fr))}}

.pergunta{display:flex;flex-direction:column;gap:12px;padding:22px 0 26px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pergunta p{font-size:clamp(1.5rem,2.6vw,2.25rem);font-weight:300;line-height:1.2;letter-spacing:-.01em;color:var(--ink);text-wrap:balance}
.cmp{grid-column:1 / -1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:860px){.cmp{grid-template-columns:1fr}}
.cmp-col{border-radius:18px;padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:20px;min-width:0}
.cmp-col--sem{border:1px dashed var(--edge)}
.cmp-a{margin:0;flex:1}
.cmp-a p{font-size:1.0625rem;line-height:1.7;color:var(--ink-3);text-wrap:pretty}
.cmp-col--com .cmp-a p{color:var(--ink-2)}
.cmp-a strong{font-weight:400;color:var(--ink)}
.cmp-v{padding-top:18px;border-top:1px solid var(--line);font-size:.9375rem;line-height:1.55;color:var(--ink-3)}
.cmp-col--com .cmp-v{color:var(--ink)}

.lista{margin-top:12px}
.lista-label{display:block;margin-bottom:6px}
.bloco{position:relative;border-radius:18px;background:#0f1115;border:1px solid rgba(220,230,239,.14);color:#f5f5f5;min-width:0}
.light .bloco{border-color:#0f1115;box-shadow:0 24px 48px -32px rgba(19,23,32,.55)}
.bloco-top{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px;padding:10px 12px 10px 22px;border-bottom:1px solid rgba(220,230,239,.1)}
.bloco-top .label{color:#dce6ef;min-width:0}
.bloco pre{margin:0;padding:22px 24px 28px;white-space:pre-wrap;overflow-wrap:anywhere;font-family:var(--sans);font-size:.9375rem;line-height:1.72;color:#c9d3dd;tab-size:2}
.bloco pre b{font-weight:500;color:#f5f5f5;letter-spacing:.02em}
.bloco--destaque{border-color:transparent;background:linear-gradient(#0f1115,#0f1115) padding-box,linear-gradient(155deg,rgba(220,230,239,.34),rgba(220,230,239,.05) 38%,rgba(220,230,239,.14)) border-box}
.light .bloco--destaque{border:1px solid transparent}
.bloco--destaque pre{font-size:1rem;color:#dbe3eb}
.copiar{flex-shrink:0;display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;border-radius:9999px;border:1px solid rgba(220,230,239,.26);background:transparent;color:#dce6ef;font-size:.6875rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;cursor:pointer;transition:border-color .2s var(--ease-ui),background-color .2s var(--ease-ui),color .2s var(--ease-ui)}
.copiar:hover{border-color:rgba(220,230,239,.6);background:rgba(255,255,255,.05)}
.copiar:active{transform:scale(.98)}
.copiar.is-ok{background:#f5f5f5;border-color:#f5f5f5;color:#0b0c0e}
.copiar.is-falha{border-color:#ff8a5c;color:#ff8a5c}
@media (max-width:480px){.bloco-top{padding-left:18px}.bloco pre{padding:18px 18px 24px;font-size:.9375rem}.bloco--destaque pre{font-size:.9375rem}.copiar{padding:0 14px}}

.recolhe{margin-top:20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.recolhe summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;cursor:pointer;font-size:1.0625rem;line-height:1.35;color:var(--ink)}
.recolhe summary::-webkit-details-marker{display:none}
.recolhe summary:hover .faq-x{border-color:var(--ink-3)}
.recolhe .faq-x{flex-shrink:0}
.recolhe[open] .faq-x::after{transform:translate(-50%,-50%) rotate(0deg)}
.recolhe .bloco{margin-bottom:28px}

.acao{grid-column:1 / -1}
.acao pre{max-width:62rem}
.usos{grid-column:1 / -1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.usos .bloco{display:flex;flex-direction:column}
@media (max-width:760px){.usos{grid-template-columns:1fr}}
#sistema .hero-copy{gap:24px}
#sistema .body{max-width:40rem}
#sistema .kicker::after{background:currentColor}