/* mesttra AI Engineering · landing page "Tenho interesse"
   Único CSS das duas variantes (longa e curta). Sem nada inline no HTML. */

@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;src:url(/static/fonts/space-grotesk-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;src:url(/static/fonts/space-grotesk-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{--bg:#030305;--bg2:#0b0a12;--line:#24222e;--fg:#f2f0fa;--muted:#a9a6b8;--ac:#7c5cff;--ac2:#2de2e6;--brand:#5b2cbf;--err:#ff8a8a;--mark:#ffd166}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--fg);font-family:'Space Grotesk',Helvetica Neue,Arial,sans-serif;font-size:18px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--ac2)}
[hidden]{display:none!important}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
header{padding:28px 0}
header .wrap{display:flex;align-items:center;justify-content:space-between}
header img{height:34px;width:auto;display:block}
.btn{display:inline-block;background:var(--brand);color:#fff;font-weight:700;font-size:17px;padding:16px 30px;border-radius:999px;text-decoration:none;border:0;cursor:pointer;font-family:inherit;transition:background .15s}
.btn:hover{background:#6a3ad6}
.btn:disabled{opacity:.6;cursor:default}
.btn.small{padding:11px 22px;font-size:15px}
.kicker{color:var(--ac2);font-weight:700;font-size:14px;letter-spacing:2px;text-transform:uppercase;margin-bottom:14px}
.kicker.brand{text-transform:none;letter-spacing:.5px;font-size:16px}
h1,h2,h3{letter-spacing:-.03em;line-height:1.05;font-weight:700}
h1{font-size:clamp(40px,6vw,68px)}
h2{font-size:clamp(30px,4vw,44px);margin-bottom:18px}
h3{font-size:22px;margin-bottom:8px;letter-spacing:-.01em}
.lead{font-size:20px;color:var(--muted);max-width:560px;margin:22px 0 32px}
.lead.tight{margin-bottom:0}
section{padding:88px 0}

/* foco visível (teclado) */
.btn:focus-visible,button:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid var(--ac2);outline-offset:3px;border-radius:999px}
summary:focus-visible,a:focus-visible{border-radius:4px}
input:focus{border-color:var(--ac)}
input:focus-visible{outline:2px solid var(--ac);outline-offset:1px}

/* partículas: uma camada fixa, contínua entre as seções */
.bg-dust{position:fixed;inset:0;width:100%;height:100%;opacity:.20;pointer-events:none;z-index:0}
.bg-dust .p0{stroke:var(--ac2)}
.bg-dust .p1{stroke:var(--ac)}
.bg-dust .p2{stroke:var(--fg)}
body>*:not(.bg-dust){position:relative;z-index:1}

/* hero */
.hero{position:relative;overflow:hidden;padding:56px 0 96px}
.hero .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.price-pill{display:inline-flex;gap:10px;align-items:center;border:1px solid var(--line);background:var(--bg2);border-radius:999px;padding:8px 18px 8px 10px;font-size:15px;color:var(--muted);margin-left:16px;vertical-align:middle}
.price-pill b{background:var(--ac2);color:#030305;border-radius:999px;padding:3px 10px;font-size:13px}
.hero form{position:relative;z-index:1;max-width:460px;justify-self:end;width:100%}

/* vídeo */
.video{position:relative;aspect-ratio:16/9;border-radius:16px;overflow:hidden;background:linear-gradient(135deg,#1c1638,#030305 70%);border:1px solid var(--line)}
.video img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;opacity:.75}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.play{position:absolute;inset:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;text-align:center;padding:24px;background:rgba(3,3,5,.25);border:0;cursor:pointer;color:var(--fg);font:inherit;font-weight:700;font-size:18px}
.play:hover{background:rgba(3,3,5,.4)}
.play:focus-visible{outline-offset:-6px;border-radius:16px}
.play-icon{width:84px;height:84px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 10px rgba(124,92,255,.22);position:relative;display:block}
.play-icon::after{content:"";position:absolute;left:33px;top:24px;border-left:28px solid #fff;border-top:18px solid transparent;border-bottom:18px solid transparent}
.play-text{text-shadow:0 2px 12px rgba(0,0,0,.8)}
.video-cap{color:var(--muted);text-align:center;margin-top:16px;font-size:16px}
.narrow{max-width:820px;margin:0 auto}

/* passos */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.step{background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:28px}
.step .n{font-size:15px;font-weight:700;color:var(--ac2);margin-bottom:18px;letter-spacing:1px}
.step p{color:var(--muted);font-size:17px}

/* incluído */
.incl{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px;margin-top:36px}
.incl div{padding:22px 0;border-top:1px solid var(--line)}
.incl p{color:var(--muted);font-size:17px}

/* para quem */
.who{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.who div{border-left:2px solid var(--ac);padding:4px 0 4px 20px}
.who p{color:var(--muted);font-size:17px}

/* investimento */
.offer{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start;position:relative;z-index:1}
.offer .muted{color:var(--muted)}
.big{font-size:clamp(40px,5vw,58px);font-weight:700;letter-spacing:-.04em;line-height:1;color:var(--ac2);margin:10px 0 12px}
.big .unit{font-size:.4em;color:var(--fg);letter-spacing:-.01em}
.nowrap{white-space:nowrap}
.offer .note{color:var(--muted);font-size:16px;margin-top:14px}
.offer-card{background:var(--bg2);border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:0 30px 80px rgba(124,92,255,.10)}
.offer-card h3{font-size:24px;line-height:1.2;letter-spacing:-.02em;margin-bottom:6px}
.offer-list{list-style:none;margin:20px 0 26px;display:grid;gap:12px}
.offer-list li{position:relative;padding-left:30px;color:var(--muted);font-size:16px;line-height:1.45}
.offer-list li::before{content:"";position:absolute;left:0;top:3px;width:18px;height:18px;border-radius:50%;background:rgba(45,226,230,.14);border:1px solid rgba(45,226,230,.6)}
.offer-list li::after{content:"";position:absolute;left:6px;top:7px;width:5px;height:9px;border:solid var(--ac2);border-width:0 2px 2px 0;transform:rotate(45deg)}
.offer-card .btn{display:block;width:100%;text-align:center;font-size:18px}
.offer-foot{color:#7d7a8c;font-size:14px;margin-top:14px;text-align:center}

/* formulário */
form{background:var(--bg2);border:1px solid var(--line);border-radius:20px;padding:32px}
.form-title{font-size:26px;margin-bottom:6px;letter-spacing:-.02em}
.form-sub{color:var(--muted);font-size:16px;margin-bottom:24px}
label.f{display:block;font-size:15px;font-weight:500;margin:0 0 8px}
label.f .opt{color:var(--muted);font-weight:400}
input[type=text],input[type=email],input[type=tel]{width:100%;background:var(--bg);border:1px solid #3a3748;border-radius:10px;padding:14px 16px;color:var(--fg);font:inherit;font-size:17px;margin-bottom:20px;outline:none}
input::placeholder{color:#6f6c7e}
input[aria-invalid=true]{border-color:var(--err)}
.check{display:flex;gap:12px;align-items:flex-start;font-size:16px;margin-bottom:16px;cursor:pointer}
.check input{width:22px;height:22px;flex:none;margin-top:2px;accent-color:var(--brand)}
.check.main{background:var(--bg);border:1px solid var(--ac);border-radius:12px;padding:16px;font-weight:700}
.check.small{font-size:14px;color:var(--muted)}
form .btn{width:100%;margin-top:8px;font-size:18px}
.err{color:var(--err);font-size:14px;margin:-12px 0 16px}
.check+.err{margin-top:-8px}
.status{color:var(--err);font-size:15px;margin:0 0 20px;padding:12px 14px;border:1px solid rgba(255,138,138,.45);border-radius:10px;background:rgba(255,138,138,.06)}
.status:empty{display:none}
.hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.thanks{text-align:center;padding:24px 8px}
form.is-done{display:flex;flex-direction:column;justify-content:center}
.thanks h2{font-size:30px;margin-bottom:12px;outline:none}
.thanks h2:focus-visible{outline:3px solid var(--ac2);outline-offset:6px;border-radius:6px}
.thanks p{color:var(--muted)}
noscript p{color:var(--err);font-size:15px;margin-top:16px}

/* faq */
details{border-top:1px solid var(--line);padding:22px 0}
details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:700;font-size:19px;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--ac2);font-size:24px;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin-top:12px;font-size:17px}


@media (max-width:860px){
  .hero{padding:32px 0 72px}
  .hero .grid,.offer{grid-template-columns:1fr;gap:28px}
  .hero form{justify-self:stretch;max-width:none}
  h1{font-size:clamp(34px,9vw,68px)}
  .lead{font-size:18px;margin:16px 0 20px}
  .lead-more{display:none}
  .steps,.who,.incl{grid-template-columns:1fr}
  section{padding:64px 0}
  .price-pill{margin:0}
  header{padding:20px 0}
  header .btn{display:none}
  form,.offer-card{padding:24px}
  .play-icon{width:64px;height:64px}
  .play-icon::after{left:24px;top:16px;border-left:22px solid #fff;border-top:16px solid transparent;border-bottom:16px solid transparent}
}