/* ============ RAIO-X ENEM — Sales v2 (azul-marinho) ============ */
:root{
  --bg:#070B14; --bg2:#0B1220; --card:#111827; --card-hl:#172033;
  --border:rgba(148,163,184,.16);
  --text:#F8FAFC; --text2:#A8B3C7;
  --blue:#2563EB; --blue-l:#3B82F6;
  --green:#22C55E; --red:#EF4444; --yellow:#FBBF24;
  --sticky-cta-height:72px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{font-family:'Manrope',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue-l)}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.container-narrow{max-width:720px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--blue);color:#fff;padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(7,11,20,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--text)}
.logo-mark{flex:none}
.logo-text{font-weight:800;font-size:16px;letter-spacing:.02em}
.logo-text em{font-style:normal;color:var(--blue-l)}
.btn-header{background:transparent;border:1px solid var(--blue);color:var(--blue-l);font:inherit;font-weight:700;font-size:14px;padding:9px 16px;border-radius:10px;cursor:pointer;transition:background .2s,color .2s,opacity .2s,visibility .2s}
.btn-header:hover{background:var(--blue);color:#fff}
.btn-header.hidden{opacity:0;visibility:hidden;pointer-events:none}

/* ---------- Botões ---------- */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--blue);color:#fff;border:none;font:inherit;font-weight:800;font-size:16px;min-height:54px;padding:14px 28px;border-radius:12px;cursor:pointer;transition:background .2s,transform .15s;text-decoration:none}
.btn-primary:hover{background:#1D4ED8}
.btn-primary:active{transform:scale(.98)}
.micro-note{margin-top:12px;font-size:13px;color:var(--text2);text-align:center}

/* ---------- Hero ---------- */
.hero{padding:44px 0 72px;background:radial-gradient(ellipse 90% 60% at 50% -10%,rgba(37,99,235,.16),transparent),var(--bg);text-align:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(37,99,235,.12);border:1px solid rgba(59,130,246,.3);color:var(--text);font-size:12px;font-weight:700;letter-spacing:.08em;padding:7px 14px;border-radius:999px}
.badge-dot{width:7px;height:7px;border-radius:50%;background:var(--yellow)}
.hero h1{font-size:36px;font-weight:800;line-height:1.1;margin:20px auto 14px;max-width:760px}
.hl-blue{color:var(--blue-l)}
.hero-sub{font-size:18px;color:var(--text2);max-width:600px;margin:0 auto}
.hero-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 20px;list-style:none;margin:20px 0 28px}
.hero-chips li{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--text2)}
.btn-hero{width:100%;max-width:420px;min-height:56px;margin-top:0}
.hero-note{margin-bottom:32px}

/* ---------- Painel demo do hero ---------- */
.hero-panel{max-width:860px;margin:0 auto;background:var(--card);border:1px solid var(--border);border-radius:16px;overflow:hidden;text-align:left;box-shadow:0 24px 60px rgba(0,0,0,.4)}
.panel-top{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;background:var(--bg2);border-bottom:1px solid var(--border)}
.panel-brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:13px}
.panel-brand .logo-mark{width:20px;height:20px}
.panel-tag{font-size:11px;font-weight:700;color:var(--text2);letter-spacing:.06em;text-transform:uppercase}
.panel-body{display:grid;grid-template-columns:1.5fr 1fr;gap:18px;padding:18px}
.pq-meta,.ps-label,.shot-meta{font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--text2);margin-bottom:8px}
.pq-text,.shot-q{font-size:14px;margin-bottom:12px;line-height:1.55}
.pq-opt,.shot-opt{display:flex;align-items:center;gap:10px;background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:9px 12px;font-size:13px;margin-bottom:8px}
.opt-letter{flex:none;width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:var(--card-hl);border-radius:7px;font-weight:800;font-size:12px}
.pq-opt.wrong{border-color:rgba(239,68,68,.5)}
.pq-opt.wrong .opt-letter{background:rgba(239,68,68,.18);color:var(--red)}
.pq-opt.right{border-color:rgba(34,197,94,.5)}
.pq-opt.right .opt-letter{background:rgba(34,197,94,.18);color:var(--green)}
.shot-opt.sel{border-color:var(--blue);background:rgba(37,99,235,.12)}
.opt-flag{margin-left:auto;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px}
.flag-wrong{background:rgba(239,68,68,.15);color:var(--red)}
.flag-right{background:rgba(34,197,94,.15);color:var(--green)}
.pq-expl,.shot-expl{background:rgba(37,99,235,.09);border-left:3px solid var(--blue);border-radius:0 10px 10px 0;padding:10px 12px;font-size:12.5px;color:var(--text2);margin-top:10px}
.pq-expl strong,.shot-expl strong{color:var(--text)}
.shot-expl.dim{border-left-color:var(--red);background:rgba(239,68,68,.07)}
.panel-side{display:flex;flex-direction:column;gap:12px}
.ps-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:14px}
.ps-row{display:flex;justify-content:space-between;font-size:12.5px;margin:8px 0 5px}
.ps-val{font-weight:800}
.val-green{color:var(--green)}.val-yellow{color:var(--yellow)}.val-red{color:var(--red)}
.ps-bar{height:6px;background:var(--card-hl);border-radius:99px;overflow:hidden}
.ps-bar span{display:block;height:100%;background:var(--green);border-radius:99px}
.ps-bar .bar-mid{background:var(--yellow)}
.ps-bar .bar-low{background:var(--red)}
.ps-focus{font-size:13px;font-weight:700}
.ps-mini{padding:12px 14px}

/* ---------- Seções ---------- */
.section{padding:76px 0}
.section-alt{background:var(--bg2)}
.section-head{text-align:center;max-width:640px;margin:0 auto 44px}
.section-head h2{font-size:30px;font-weight:800;line-height:1.2}
.section-sub{margin-top:12px;font-size:16px;color:var(--text2)}
.cta-center{text-align:center;margin-top:40px}
.cta-center .btn-primary{width:100%;max-width:400px}

/* ---------- Demonstração ---------- */
.demo-flow{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.demo-shot{margin:0}
.shot-frame{position:relative;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;height:100%}
.shot-tag{position:absolute;top:-9px;left:14px;background:var(--card-hl);border:1px solid var(--border);color:var(--text2);font-size:9.5px;font-weight:800;letter-spacing:.08em;padding:3px 9px;border-radius:999px}
.shot-ui{margin-top:8px}
.shot-btn{margin-top:10px;background:var(--blue);color:#fff;border:none;font:inherit;font-weight:700;font-size:12.5px;padding:8px 16px;border-radius:9px;pointer-events:none}
.shot-feedback{font-weight:800;font-size:15px;margin-bottom:10px}
.shot-feedback.ok{color:var(--green)}
.shot-next{margin-top:12px;font-size:12.5px;font-weight:700;color:var(--blue-l)}
.demo-shot figcaption{margin-top:12px;font-size:13.5px;font-weight:700;color:var(--text2);text-align:center}
.demo-note{margin-top:20px;text-align:center;font-size:12.5px;color:var(--text2)}
.demo-indicators{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 28px;list-style:none;margin-top:26px}
.demo-indicators li{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700}
.ind-dot{width:9px;height:9px;border-radius:50%}
.ind-blue{background:var(--blue-l)}.ind-green{background:var(--green)}.ind-red{background:var(--red)}

/* ---------- Cards "o que recebe" ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px}
.card-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:12px;margin-bottom:16px}
.ic-blue{background:rgba(59,130,246,.12)}
.ic-red{background:rgba(239,68,68,.1)}
.ic-green{background:rgba(34,197,94,.1)}
.card h3{font-size:17px;font-weight:800;margin-bottom:8px}
.card p{font-size:14.5px;color:var(--text2)}

/* ---------- Passos ---------- */
.steps{list-style:none;max-width:620px;margin:0 auto;position:relative}
.steps::before{content:"";position:absolute;left:23px;top:16px;bottom:16px;width:2px;background:var(--border)}
.step{display:flex;gap:20px;padding:16px 0;position:relative}
.step-num{flex:none;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--bg);border:2px solid var(--blue);border-radius:14px;font-weight:800;font-size:16px;color:var(--blue-l);position:relative;z-index:1}
.section-alt .step-num{background:var(--bg2)}
.step h3{font-size:17px;font-weight:800;margin-bottom:5px}
.step p{font-size:14.5px;color:var(--text2)}

/* ---------- Antes / Depois ---------- */
.ba-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:840px;margin:0 auto}
.ba-col{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px}
.ba-after{border-color:rgba(34,197,94,.35)}
.ba-label{display:flex;align-items:center;gap:9px;font-weight:800;font-size:14px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:14px}
.ba-col ul{list-style:none}
.ba-col li{font-size:14.5px;color:var(--text2);padding:7px 0 7px 22px;position:relative}
.ba-before li::before{content:"×";position:absolute;left:0;color:var(--red);font-weight:800}
.ba-after li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}

/* ---------- Oferta ---------- */
.offer-card{background:var(--card);border:1px solid rgba(59,130,246,.4);border-radius:18px;padding:34px 26px;text-align:center}
.offer-kicker{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--blue-l);margin-bottom:12px}
.offer-card h2{font-size:26px;font-weight:800;line-height:1.2}
.offer-sub{margin-top:10px;font-size:15px;color:var(--text2)}
.offer-list{list-style:none;text-align:left;max-width:420px;margin:24px auto}
.offer-list li{font-size:15px;padding:8px 0 8px 28px;position:relative;border-bottom:1px solid rgba(148,163,184,.08)}
.offer-list li:last-child{border-bottom:none}
.offer-list li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}
.offer-price{margin:22px 0 24px}
.price-label{display:block;font-size:13px;font-weight:700;color:var(--text2)}
.price-value{display:block;font-size:56px;font-weight:800;line-height:1.1;color:var(--text)}
.price-note{display:block;font-size:13px;font-weight:700;color:var(--green)}
.btn-offer{width:100%;max-width:420px;min-height:56px}
.guarantee{display:flex;gap:16px;background:var(--card);border:1px solid rgba(34,197,94,.3);border-radius:14px;padding:22px;margin-top:24px}
.g-icon{flex:none}
.guarantee h3{font-size:16px;font-weight:800;margin-bottom:6px}
.guarantee p{font-size:14px;color:var(--text2)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:0 18px}
.faq-item summary{cursor:pointer;font-weight:700;font-size:15px;padding:16px 26px 16px 0;list-style:none;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:20px;font-weight:400;color:var(--blue-l);transition:transform .2s}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item p{padding:0 0 16px;font-size:14.5px;color:var(--text2)}
.cta-final{margin-top:56px}
.cta-final h2{font-size:24px;font-weight:800;margin-bottom:20px}

/* ---------- Barra fixa mobile ---------- */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:95;display:flex;align-items:center;justify-content:space-between;gap:14px;background:rgba(7,11,20,.96);border-top:1px solid var(--border);box-shadow:0 -8px 24px rgba(0,0,0,.35);padding:10px 20px calc(10px + env(safe-area-inset-bottom));transform:translateY(110%);transition:transform .28s}
.mobile-bar.visible{transform:translateY(0)}
.mb-label{display:block;font-size:11px;color:var(--text2);font-weight:600}
.mb-price{display:block;font-size:20px;font-weight:800}
.btn-bar{min-height:46px;padding:10px 26px;font-size:15px}
body.has-mobile-bar{padding-bottom:calc(var(--sticky-cta-height) + env(safe-area-inset-bottom) + 16px)}

/* ---------- Rodapé ---------- */
.site-footer{background:#050810;border-top:1px solid var(--border);padding:44px 0 32px;text-align:center}
.foot-brand{display:flex;align-items:center;justify-content:center;gap:9px;margin-bottom:18px}
.foot-links{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 24px;margin-bottom:20px}
.foot-links a{color:var(--text2);font-size:13.5px;text-decoration:none}
.foot-links a:hover{color:var(--text)}
.foot-note{font-size:12.5px;color:var(--text2);max-width:560px;margin:0 auto 12px;opacity:.8}
.foot-copy{font-size:12px;color:var(--text2);opacity:.6}

/* ---------- Responsivo ---------- */
@media (max-width:900px){
  .demo-flow,.cards-3{grid-template-columns:1fr}
  .panel-body{grid-template-columns:1fr}
  .panel-side{flex-direction:row}
  .panel-side .ps-card{flex:1}
  .ba-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .hero{padding:32px 0 60px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .section{padding:64px 0}
  .section-head h2{font-size:26px}
  .offer-card{padding:28px 20px}
  .offer-card h2{font-size:22px}
  .price-value{font-size:48px}
  .panel-side{flex-direction:column}
  .btn-header{font-size:13px;padding:8px 12px}
}
@media (max-width:360px){
  .hero h1{font-size:26px}
  .logo-text{font-size:14px}
  .mb-label{font-size:10px}
  .mb-price{font-size:18px}
  .btn-bar{padding:10px 18px;font-size:14px}
  .mobile-bar{gap:10px;padding-left:14px;padding-right:14px}
}