/* DA2X — landing page. Sem frameworks, ~10 KB. */
:root{
  --bg:#060B18; --bg-2:#0A1226; --card:#0F1A33; --card-2:#13203F;
  --line:rgba(140,170,230,.14); --text:#EAF0FB; --muted:#A9B6CF; --dim:#7D8BA6;
  --blue:#0A6CFF; --blue-2:#3D8BFF; --sky:#5AA2FF; --ok:#22C55E; --gold:#F5B841;
  --radius:18px; --max:1120px;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:17px;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,video,iframe{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 14px;border-radius:8px;z-index:99}
.skip:focus{left:8px}

/* Tipografia */
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem);margin-bottom:.6em}
h3{font-size:1.2rem;font-weight:700}
.grad{background:linear-gradient(90deg,var(--sky),#9cc6ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sky);margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px}
.lead{font-size:1.15rem;color:var(--muted);max-width:640px}
.center{text-align:center}.center .lead{margin-inline:auto}
.muted{color:var(--muted)}.small{font-size:.88rem}

/* Botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:56px;padding:16px 30px;border-radius:999px;font-weight:800;font-size:1.02rem;letter-spacing:.01em;text-decoration:none;text-transform:uppercase;cursor:pointer;border:0;transition:transform .15s ease,box-shadow .2s ease,background .2s}
.btn-primary{background:linear-gradient(180deg,#22C55E,#16A34A);color:#fff;box-shadow:0 10px 30px -8px rgba(34,197,94,.6),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px -8px rgba(34,197,94,.75)}
.btn-ghost{background:transparent;color:var(--text);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--sky);color:var(--sky)}
.btn-block{width:100%}
.btn svg{width:20px;height:20px;flex:none}
.pulse{animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 10px 30px -8px rgba(34,197,94,.6),0 0 0 0 rgba(34,197,94,.45)}60%{box-shadow:0 10px 30px -8px rgba(34,197,94,.6),0 0 0 14px rgba(34,197,94,0)}}
.trust{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:14px;color:var(--dim);font-size:.85rem}
.trust span{display:inline-flex;align-items:center;gap:6px}
.trust svg{width:16px;height:16px;color:var(--ok)}

/* Header */
.top{position:sticky;top:0;z-index:40;background:rgba(6,11,24,.78);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.top img{height:34px;width:auto}
.top .btn{min-height:42px;padding:10px 20px;font-size:.82rem}

/* Seções */
section{padding:88px 0;position:relative}
.alt{background:var(--bg-2)}
.divider{border-top:1px solid var(--line)}

/* Hero */
.hero{padding:56px 0 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:780px;height:780px;background:radial-gradient(circle,rgba(10,108,255,.28),transparent 62%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;position:relative}
.hero h1{margin-bottom:18px}
.hero .lead{margin-bottom:28px}
.hero-photo{position:relative;justify-self:center;max-width:440px;width:100%}
.hero-photo picture img{width:100%;height:auto;border-radius:28px;aspect-ratio:4/5;object-fit:cover;object-position:top;box-shadow:0 40px 80px -30px rgba(0,0,0,.8);border:1px solid var(--line)}
.badge-float{position:absolute;background:rgba(15,26,51,.92);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:14px;padding:12px 16px;font-size:.86rem;line-height:1.3;box-shadow:0 14px 30px -10px rgba(0,0,0,.6)}
.badge-float strong{display:block;font-size:1.15rem;color:#fff}
.badge-1{left:-28px;bottom:70px}.badge-2{right:-18px;top:36px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.chip{font-size:.85rem;padding:7px 14px;border-radius:999px;background:rgba(90,162,255,.1);border:1px solid rgba(90,162,255,.25);color:#cfe0ff}

/* Vídeo (lite embed) */
.video{position:relative;max-width:900px;margin:40px auto 0;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/9;background:#000;border:1px solid var(--line);box-shadow:0 40px 80px -30px rgba(0,0,0,.8)}
.video button{all:unset;cursor:pointer;position:absolute;inset:0;display:grid;place-items:center}
.video img{width:100%;height:100%;object-fit:cover}
.video .play{position:absolute;width:84px;height:84px;border-radius:50%;background:var(--blue);display:grid;place-items:center;box-shadow:0 0 0 12px rgba(10,108,255,.25);transition:transform .2s}
.video button:hover .play{transform:scale(1.08)}
.video .play svg{width:34px;height:34px;margin-left:5px;color:#fff}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* Cards / grids */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.card h3{margin-bottom:8px}
.card p{color:var(--muted)}
.icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(10,108,255,.25),rgba(90,162,255,.08));border:1px solid rgba(90,162,255,.3);margin-bottom:18px;color:var(--sky)}
.icon svg{width:24px;height:24px}

/* Dores */
.pains{display:grid;gap:14px;max-width:760px;margin:30px auto 0}
.pain{display:flex;gap:14px;align-items:flex-start;padding:18px 22px;background:var(--card);border:1px solid var(--line);border-left:3px solid #ef4444;border-radius:14px;color:var(--muted)}
.pain svg{width:22px;height:22px;color:#ef4444;flex:none;margin-top:2px}
.turn{max-width:760px;margin:34px auto 0;padding:26px;border-radius:var(--radius);background:linear-gradient(135deg,rgba(10,108,255,.18),rgba(10,108,255,.04));border:1px solid rgba(90,162,255,.35);text-align:center;font-size:1.15rem}

/* Para quem */
.checklist{list-style:none;display:grid;gap:12px}
.checklist li{display:flex;gap:12px;align-items:flex-start}
.checklist svg{width:22px;height:22px;color:var(--ok);flex:none;margin-top:3px}
.x li svg{color:#ef4444}

/* Módulos */
.modules{display:grid;gap:12px;max-width:860px;margin:30px auto 0}
.module{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.module summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:20px 22px;font-weight:700}
.module summary::-webkit-details-marker{display:none}
.module .num{flex:none;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(10,108,255,.18);color:var(--sky);font-weight:800}
.module .meta{margin-left:auto;font-size:.8rem;color:var(--dim);font-weight:600;white-space:nowrap}
.module .chev{width:20px;height:20px;transition:transform .2s;color:var(--dim);flex:none}
.module[open] .chev{transform:rotate(180deg)}
.module .body{padding:0 22px 22px 78px;color:var(--muted)}
.module .body ul{padding-left:18px;display:grid;gap:4px}

/* Depoimentos */
.quote{display:flex;flex-direction:column;gap:18px}
.stars{color:var(--gold);letter-spacing:2px;font-size:1.05rem}
.quote blockquote{color:#d6def0;font-size:1rem}
.who{display:flex;gap:12px;align-items:center;margin-top:auto}
.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;background:linear-gradient(135deg,var(--blue),var(--sky));color:#fff;flex:none}
.who small{display:block;color:var(--dim)}

/* Professor */
.prof{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center}
.prof picture img{border-radius:24px;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:top;border:1px solid var(--line)}
.prof .checklist{margin:22px 0 28px}

/* Oferta */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:960px;margin:36px auto 0;align-items:stretch}
.plan{position:relative;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:34px 30px;display:flex;flex-direction:column}
.plan.featured{background:linear-gradient(180deg,#132650,#0F1A33 60%);border:2px solid var(--blue);box-shadow:0 30px 70px -30px rgba(10,108,255,.6)}
.ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--blue);color:#fff;font-size:.75rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:6px 16px;border-radius:999px;white-space:nowrap}
.plan h3{font-size:1.35rem}
.plan .sub{color:var(--dim);font-size:.9rem;margin:4px 0 18px}
.plan .checklist{margin:6px 0 24px;font-size:.96rem}
.price{margin:auto 0 18px}
.price .inst{font-size:.95rem;color:var(--muted)}
.price .big{font-size:3rem;font-weight:800;letter-spacing:-.03em;line-height:1.05;color:#fff}
.price .big small{font-size:1.1rem;font-weight:700}
.price .cash{font-size:.9rem;color:var(--dim)}
.pay{display:flex;justify-content:center;gap:14px;margin-top:14px;color:var(--dim);font-size:.8rem;flex-wrap:wrap}

/* Garantia */
.guarantee{display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:center;max-width:900px;margin:0 auto;padding:40px;border-radius:24px;background:var(--card);border:1px solid var(--line)}
.seal{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;text-align:center;background:radial-gradient(circle,#1d3a7a,#0c1d42);border:3px dashed var(--gold);color:#fff;font-weight:800;line-height:1.05}
.seal b{font-size:3rem;display:block;color:var(--gold)}

/* Avulsos */
.products{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
.product{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;display:flex;flex-direction:column}
.product .tag{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--sky);font-weight:700}
.product h3{margin:6px 0 10px;font-size:1.08rem}
.product ul{padding-left:18px;color:var(--muted);font-size:.9rem;display:grid;gap:4px;margin-bottom:18px}
.product .p{font-size:1.6rem;font-weight:800;margin-top:auto;margin-bottom:12px}
.product .btn{min-height:46px;padding:12px 16px;font-size:.82rem}

/* FAQ */
.faq{max-width:820px;margin:30px auto 0;display:grid;gap:12px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px}
.faq summary{list-style:none;cursor:pointer;padding:20px 56px 20px 22px;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:1.6rem;color:var(--sky);font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 22px 20px;color:var(--muted)}

/* CTA final */
.final{text-align:center;background:radial-gradient(ellipse at top,rgba(10,108,255,.25),transparent 60%),var(--bg)}
.final .lead{margin:0 auto 30px}

/* Footer */
footer{border-top:1px solid var(--line);padding:40px 0 110px;color:var(--dim);font-size:.88rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer a{text-decoration:none}footer a:hover{color:var(--sky)}
footer img{height:28px;width:auto}

/* Barra fixa mobile */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:50;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(6,11,24,.94);backdrop-filter:blur(10px);border-top:1px solid var(--line);display:none;align-items:center;gap:12px;transform:translateY(110%);transition:transform .3s}
.sticky-cta.show{transform:none}
.sticky-cta .info{font-size:.78rem;line-height:1.25;color:var(--muted);flex:none}
.sticky-cta .info b{display:block;color:#fff;font-size:1rem}
.sticky-cta .btn{flex:1;min-height:48px;padding:12px;font-size:.88rem}

/* Animação de entrada */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.js .reveal{opacity:1;transform:none}}

/* Responsivo */
@media (max-width:980px){
  .products{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  body{font-size:16px}
  section{padding:64px 0}
  .hero{padding:28px 0 56px}
  .hero-grid,.prof{grid-template-columns:1fr;gap:32px}
  .hero-photo{max-width:320px}
  .badge-1{left:-8px;bottom:30px}.badge-2{right:-8px;top:20px}
  .hero .cta-row .btn{width:100%}
  .grid-2,.grid-3,.plans{grid-template-columns:1fr}
  .plan.featured{order:-1}
  .guarantee{grid-template-columns:1fr;text-align:center;justify-items:center;padding:30px 22px}
  .module .body{padding:0 20px 20px 20px}
  .module .meta{display:none}
  .prof picture{max-width:360px;margin:0 auto}
  .sticky-cta{display:flex}
  .top .btn{display:none}
}
@media (max-width:520px){
  .products{grid-template-columns:1fr}
  .wrap{padding:0 16px}
  .badge-float{font-size:.76rem;padding:9px 12px}.badge-float strong{font-size:1rem}
  .price .big{font-size:2.6rem}
}

/* ===== Páginas internas ===== */
.page{max-width:780px;margin:0 auto;padding:56px 20px 80px}
.page h1{font-size:clamp(1.8rem,4vw,2.6rem);margin-bottom:10px}
.page h2{font-size:1.3rem;margin:34px 0 10px}
.page p,.page li{color:var(--muted);margin-bottom:12px}
.page ul{padding-left:22px}
.page a{color:var(--sky)}

/* ===== Página de links (bio) ===== */
.bio{min-height:100vh;display:flex;justify-content:center;padding:44px 16px 60px;background:radial-gradient(ellipse at top,rgba(10,108,255,.28),transparent 55%),var(--bg)}
.bio-in{width:100%;max-width:480px;text-align:center}
.bio-avatar{width:112px;height:112px;border-radius:50%;margin:0 auto 14px;border:3px solid var(--blue);box-shadow:0 0 0 6px rgba(10,108,255,.18);object-fit:cover}
.bio h1{font-size:1.4rem;margin-bottom:4px}
.bio .tagline{color:var(--muted);font-size:.95rem;margin-bottom:22px}
.bio-links{display:grid;gap:12px;margin-bottom:26px}
.bio-link{display:flex;align-items:center;gap:14px;text-align:left;padding:16px 18px;border-radius:16px;background:var(--card);border:1px solid var(--line);text-decoration:none;font-weight:700;transition:transform .15s,border-color .2s}
.bio-link:hover{transform:translateY(-2px);border-color:var(--sky)}
.bio-link small{display:block;font-weight:500;color:var(--dim);font-size:.82rem}
.bio-link .ic{flex:none;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(10,108,255,.18);color:var(--sky)}
.bio-link .ic svg{width:22px;height:22px}
.bio-link .go{margin-left:auto;width:18px;height:18px;color:var(--dim);flex:none}
.bio-link.hl{background:linear-gradient(135deg,#16A34A,#22C55E);border-color:transparent;color:#fff}
.bio-link.hl small{color:rgba(255,255,255,.85)}.bio-link.hl .ic{background:rgba(255,255,255,.2);color:#fff}.bio-link.hl .go{color:#fff}
.bio-logo{height:30px;width:auto;margin:10px auto 0;opacity:.85}
.bio-foot{margin-top:18px;font-size:.78rem;color:var(--dim)}
.bio-foot a{color:var(--dim)}