/* ============================================================
   IMERSÃO ISP ELITE — Design System (dark premium + gold)
   ============================================================ */
:root{
  --bg:        #0A0E1A;
  --bg-elev:   #121829;
  --bg-elev-2: #161d33;
  --ink:       #F5F7FF;
  --muted:     #9AA6C2;
  --gold:      #E9B949;
  --gold-2:    #F6D87B;
  --accent:    #3B82F6;
  --success:   #22C55E;
  --line:      rgba(255,255,255,.08);
  --line-2:    rgba(255,255,255,.14);
  --radius:    20px;
  --radius-sm: 12px;
  --shadow:    0 20px 60px rgba(0,0,0,.45);
  --shadow-gold: 0 14px 40px rgba(233,185,73,.28);
  --maxw:      1180px;
  --ease:      cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  line-height:1.6;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-family:'Sora','Inter',sans-serif;line-height:1.12;font-weight:700;margin:0 0 .5em}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(18px,4vw,40px)}
.section{padding:clamp(60px,9vw,120px) 0;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5em;
  font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700;
  color:var(--gold);margin-bottom:1rem;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.h-sec{font-size:clamp(1.9rem,4.6vw,3.2rem);letter-spacing:-.02em;margin-bottom:.4em}
.lead{color:var(--muted);font-size:clamp(1rem,2vw,1.18rem);max-width:62ch}
.gold-text{
  background:linear-gradient(120deg,var(--gold-2),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  --bw:0;
  position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  padding:1.05em 1.9em;border-radius:999px;font-weight:700;font-size:1rem;line-height:1.2;
  cursor:pointer;border:none;font-family:inherit;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s;
  will-change:transform;text-align:center;
}
.btn>*{position:relative;z-index:1}
.btn-primary{
  background:linear-gradient(120deg,var(--gold-2),var(--gold));
  color:#1a1404;box-shadow:var(--shadow-gold);
}
.btn-primary::after{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.55),transparent);
  transform:translateX(-130%);transition:transform .7s var(--ease);
}
.btn-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 20px 50px rgba(233,185,73,.45)}
.btn-primary:hover::after{transform:translateX(130%)}
.btn-ghost{
  background:rgba(255,255,255,.04);color:var(--ink);
  border:1px solid var(--line-2);backdrop-filter:blur(8px);
}
.btn-ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-2px)}
.btn-lg{padding:1.2em 2.4em;font-size:1.08rem}
.btn-block{display:flex;width:100%}

/* ---------- Header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .3s,backdrop-filter .3s,border-color .3s,padding .3s;
  padding:18px 0;border-bottom:1px solid transparent;
}
.header.scrolled{
  background:rgba(10,14,26,.72);backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);padding:11px 0;
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.logo{display:flex;align-items:center;gap:.55em;font-family:'Sora';font-weight:800;font-size:1.2rem;letter-spacing:-.01em}
.logo-mark{
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#1a1404;font-weight:900;font-size:.95rem;
  box-shadow:var(--shadow-gold);
}
.logo .elite{color:var(--gold)}
.nav-links{display:flex;align-items:center;gap:1.7rem}
.nav-links a{color:var(--muted);font-size:.93rem;font-weight:500;transition:color .2s;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;background:var(--gold);transition:width .25s}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:.8rem}
.burger{display:none;background:none;border:none;color:var(--ink);cursor:pointer;padding:6px}

/* ---------- Hero ---------- */
.hero{position:relative;padding-top:clamp(120px,18vh,180px);padding-bottom:clamp(60px,9vw,110px);overflow:hidden}
.mesh{position:absolute;inset:-20% -10% auto;height:120%;z-index:0;pointer-events:none;filter:blur(60px);opacity:.55}
.mesh span{position:absolute;border-radius:50%;mix-blend-mode:screen;animation:float 18s var(--ease) infinite alternate}
.mesh .b1{width:46vw;height:46vw;left:-8%;top:-6%;background:radial-gradient(circle,rgba(59,130,246,.55),transparent 65%)}
.mesh .b2{width:42vw;height:42vw;right:-6%;top:4%;background:radial-gradient(circle,rgba(233,185,73,.42),transparent 65%);animation-delay:-6s}
.mesh .b3{width:38vw;height:38vw;left:30%;top:30%;background:radial-gradient(circle,rgba(124,58,237,.4),transparent 65%);animation-delay:-11s}
@keyframes float{to{transform:translate3d(6%,8%,0) scale(1.15)}}
.grain{position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.hero-inner{position:relative;z-index:2;max-width:920px;margin:0 auto;text-align:center}
.badge-live{
  display:inline-flex;align-items:center;gap:.6em;flex-wrap:wrap;justify-content:center;
  padding:.55em 1.1em;border-radius:999px;background:rgba(255,255,255,.05);
  border:1px solid var(--line-2);font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:1.6rem;backdrop-filter:blur(8px)
}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.hero h1{font-size:clamp(2.3rem,6.4vw,4.4rem);letter-spacing:-.03em;margin-bottom:.35em}
.hero .lead{margin:0 auto 2rem;font-size:clamp(1.05rem,2.4vw,1.32rem)}
.hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2.4rem}
.hero-meta{display:flex;gap:2rem;justify-content:center;flex-wrap:wrap;color:var(--muted);font-size:.92rem}
.hero-meta b{color:var(--ink);font-weight:700}

/* ---------- Countdown ---------- */
.countdown{display:flex;gap:.7rem;justify-content:center;flex-wrap:wrap;margin:2.2rem 0 0}
.cd-box{
  min-width:78px;padding:.9em .6em;border-radius:var(--radius-sm);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);backdrop-filter:blur(8px);text-align:center
}
.cd-num{font-family:'Sora';font-size:clamp(1.6rem,4vw,2.3rem);font-weight:800;color:var(--gold);line-height:1;display:block}
.cd-lbl{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:.5em;display:block}

/* ---------- Marquee / vagas strip ---------- */
.vagas-strip{
  display:flex;align-items:center;justify-content:center;gap:.7em;flex-wrap:wrap;
  margin-top:2rem;padding:.85em 1.4em;border-radius:999px;
  background:linear-gradient(120deg,rgba(233,185,73,.14),rgba(233,185,73,.04));
  border:1px solid rgba(233,185,73,.35);font-weight:700;color:var(--gold-2);font-size:.95rem
}

/* ---------- Cards / glass ---------- */
.card{
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));
  border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(10px);box-shadow:var(--shadow);
}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:3rem}
.stat{padding:2rem 1.4rem;text-align:center}
.stat .num{font-family:'Sora';font-size:clamp(2rem,5vw,3rem);font-weight:800;line-height:1}
.stat .lbl{color:var(--muted);font-size:.92rem;margin-top:.5em}

/* ---------- Sobre / feature grid ---------- */
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.2rem;margin-top:2.6rem}
.about-card{padding:1.8rem;transition:transform .35s var(--ease),border-color .35s}
.about-card:hover{transform:translateY(-6px);border-color:var(--line-2)}
.about-ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:1.1rem;
  background:linear-gradient(135deg,rgba(233,185,73,.2),rgba(233,185,73,.05));border:1px solid rgba(233,185,73,.3);color:var(--gold)}
.about-card h3{font-size:1.18rem;margin-bottom:.4em}
.about-card p{color:var(--muted);margin:0;font-size:.96rem}

/* ---------- Especialistas ---------- */
.experts{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.6rem;margin-top:2.8rem}
.expert{padding:0;overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s}
.expert:hover{transform:translateY(-8px);box-shadow:0 30px 70px rgba(0,0,0,.55)}
.expert-photo{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--bg-elev-2)}
.expert-photo img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .6s var(--ease);filter:grayscale(.15) contrast(1.04)}
.expert:hover .expert-photo img{transform:scale(1.06)}
.expert-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(10,14,26,.96))}
.expert-photo::before{content:"";position:absolute;inset:0;z-index:2;box-shadow:inset 0 -3px 0 rgba(233,185,73,.6);opacity:0;transition:opacity .4s}
.expert:hover .expert-photo::before{opacity:1}
.ph-fallback{position:absolute;inset:0;display:grid;place-items:center;font-family:'Sora';font-size:3.2rem;font-weight:800;color:rgba(245,247,255,.18)}
/* Nome — destaque DENTRO da foto, na base */
.expert-name{
  position:absolute;left:1.4rem;right:1.4rem;bottom:1.1rem;z-index:4;margin:0;
  font-size:1.5rem;font-weight:800;line-height:1.12;color:var(--ink);
  padding-left:.75rem;border-left:3px solid var(--gold);
  text-shadow:0 2px 16px rgba(0,0,0,.9),0 1px 3px rgba(0,0,0,.95);
}
.expert-body{padding:1.5rem 1.6rem 1.7rem;position:relative;z-index:3}
.expert-role{
  color:var(--gold);font-weight:700;font-size:.85rem;letter-spacing:.02em;
  margin-bottom:1.2rem;display:block;
}
.expert-bio{display:flex;flex-direction:column;gap:.55em}
.expert-bio li{display:flex;gap:.6em;color:var(--muted);font-size:.92rem;line-height:1.45}
.expert-bio li svg{flex:0 0 16px;color:var(--gold);margin-top:4px}

/* ---------- Aprender (16 tópicos) ---------- */
.learn-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1rem;margin-top:2.8rem}
.learn-item{display:flex;gap:1rem;padding:1.3rem 1.4rem;align-items:flex-start;transition:transform .3s var(--ease),border-color .3s,background .3s}
.learn-item:hover{transform:translateY(-4px);border-color:rgba(233,185,73,.4);background:linear-gradient(180deg,rgba(233,185,73,.06),rgba(255,255,255,.01))}
.learn-num{flex:0 0 auto;font-family:'Sora';font-weight:800;font-size:1rem;color:var(--gold);
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(233,185,73,.1);border:1px solid rgba(233,185,73,.25)}
.learn-item p{margin:0;font-size:.97rem;color:var(--ink);font-weight:500;align-self:center}

/* ---------- Quiz ---------- */
.quiz-wrap{max-width:760px;margin:2.6rem auto 0}
.quiz{padding:clamp(1.6rem,4vw,3rem);position:relative;overflow:hidden}
.quiz-progress{height:6px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden;margin-bottom:2rem}
.quiz-progress span{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--gold),var(--gold-2));transition:width .5s var(--ease)}
.quiz-step{display:none;animation:fadeUp .5s var(--ease)}
.quiz-step.active{display:block}
.quiz-step h3{font-size:clamp(1.3rem,3vw,1.8rem);margin-bottom:.6em}
.quiz-step .q-sub{color:var(--muted);margin-bottom:1.6rem}
.q-options{display:flex;flex-direction:column;gap:.7rem;margin-bottom:1.8rem}
.q-opt{
  display:flex;align-items:center;gap:.9rem;padding:1.05em 1.2em;border-radius:var(--radius-sm);
  border:1px solid var(--line-2);background:rgba(255,255,255,.025);cursor:pointer;
  transition:all .22s var(--ease);font-size:.98rem;text-align:left;width:100%;color:var(--ink);font-family:inherit
}
.q-opt:hover{border-color:rgba(233,185,73,.5);background:rgba(233,185,73,.06);transform:translateX(4px)}
.q-opt.selected{border-color:var(--gold);background:rgba(233,185,73,.12)}
.q-key{flex:0 0 auto;width:30px;height:30px;border-radius:8px;display:grid;place-items:center;font-weight:800;
  background:rgba(255,255,255,.06);border:1px solid var(--line-2);font-size:.85rem;transition:all .22s}
.q-opt.selected .q-key{background:var(--gold);color:#1a1404;border-color:var(--gold)}
.quiz-nav{display:flex;justify-content:space-between;gap:1rem;align-items:center}
.quiz-back{background:none;border:none;color:var(--muted);cursor:pointer;font-family:inherit;font-size:.92rem;padding:.6em 0}
.quiz-back:hover{color:var(--ink)}

/* Bônus (Tela 6) */
.bonus-seal{display:inline-flex;align-items:center;gap:.5em;padding:.5em 1.1em;border-radius:999px;
  background:linear-gradient(120deg,var(--gold-2),var(--gold));color:#1a1404;font-weight:800;font-size:.82rem;
  text-transform:uppercase;letter-spacing:.08em;margin-bottom:1.2rem;box-shadow:var(--shadow-gold)}
.bonus-list{display:flex;flex-direction:column;gap:1rem;margin:1.6rem 0}
.bonus-list li{display:flex;gap:.9rem;padding:1.1rem 1.2rem;border-radius:var(--radius-sm);
  background:rgba(233,185,73,.06);border:1px solid rgba(233,185,73,.2)}
.bonus-list li svg{flex:0 0 22px;color:var(--gold);margin-top:2px}
.bonus-list b{color:var(--gold-2)}
.bonus-count{text-align:center;color:var(--muted);font-size:.9rem;margin-top:1rem}
.bonus-count b{color:var(--gold);font-size:1.05rem}

/* Form (Tela 7) */
.q-form{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.6rem}
.q-field{display:flex;flex-direction:column;gap:.4rem}
.q-field.full{grid-column:1/-1}
.q-field label{font-size:.82rem;color:var(--muted);font-weight:600}
.q-field input{
  padding:.95em 1.1em;border-radius:var(--radius-sm);border:1px solid var(--line-2);
  background:rgba(255,255,255,.03);color:var(--ink);font-family:inherit;font-size:.98rem;transition:border-color .2s,background .2s
}
.q-field input:focus{outline:none;border-color:var(--gold);background:rgba(233,185,73,.05)}
.q-field input.err{border-color:#ef4444}
.quiz-done{text-align:center;padding:1rem 0}
.quiz-done .check{width:76px;height:76px;border-radius:50%;margin:0 auto 1.4rem;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(34,197,94,.25),rgba(34,197,94,.05));border:1px solid rgba(34,197,94,.4);color:var(--success)}
.form-note{font-size:.82rem;color:var(--muted);text-align:center;margin-top:1rem}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:2.6rem auto 0;display:flex;flex-direction:column;gap:.8rem}
.faq-item{padding:0;overflow:hidden}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:1rem;width:100%;
  padding:1.3rem 1.5rem;background:none;border:none;color:var(--ink);cursor:pointer;font-family:inherit;
  font-size:1.05rem;font-weight:600;text-align:left}
.faq-q svg{flex:0 0 auto;transition:transform .3s var(--ease);color:var(--gold)}
.faq-item.open .faq-q svg{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq-a p{padding:0 1.5rem 1.4rem;color:var(--muted);margin:0}

/* ---------- CTA final ---------- */
.cta-final{position:relative;overflow:hidden;text-align:center;padding:clamp(2.5rem,6vw,4.5rem);
  background:linear-gradient(135deg,rgba(233,185,73,.12),rgba(59,130,246,.08));border:1px solid rgba(233,185,73,.25)}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);padding:clamp(40px,6vw,64px) 0 40px;color:var(--muted);font-size:.92rem}
.footer-grid{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;margin-bottom:2.4rem}
.footer-links{display:flex;gap:1.4rem;flex-wrap:wrap}
.footer-links a{color:var(--muted);transition:color .2s}
.footer-links a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--line);padding-top:1.6rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.84rem}

/* ---------- WhatsApp flutuante ---------- */
.wa-float{
  position:fixed;left:20px;bottom:24px;z-index:95;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#25D366;color:#fff;
  box-shadow:0 10px 30px rgba(37,211,102,.45);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.wa-float::after{
  content:"";position:absolute;inset:0;border-radius:50%;
  box-shadow:0 0 0 0 rgba(37,211,102,.5);animation:waPulse 2.4s infinite;
}
@keyframes waPulse{70%{box-shadow:0 0 0 14px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}
.wa-float:hover{transform:scale(1.1);box-shadow:0 14px 36px rgba(37,211,102,.6)}
@media (max-width:600px){.wa-float{bottom:84px;width:52px;height:52px}}

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:90;padding:.8rem 1rem;
  background:rgba(10,14,26,.92);backdrop-filter:blur(16px);border-top:1px solid var(--line);
  transform:translateY(120%);transition:transform .4s var(--ease);display:none}
.sticky-cta.show{transform:translateY(0)}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}

/* ---------- Toast ---------- */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(40px);z-index:200;
  padding:1em 1.6em;border-radius:12px;background:var(--bg-elev-2);border:1px solid var(--line-2);
  box-shadow:var(--shadow);opacity:0;transition:all .4s var(--ease);max-width:90vw}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{border-color:#ef4444}
.toast.ok{border-color:var(--success)}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    padding:1.4rem;gap:1.1rem;background:rgba(10,14,26,.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
  .burger{display:block}
  .nav-cta .btn{display:none}
  .stats{grid-template-columns:1fr;gap:.8rem}
  .footer-grid{flex-direction:column}
}
@media (max-width:600px){
  .sticky-cta{display:block}
  .q-form{grid-template-columns:1fr}
  .hero-meta{gap:1.1rem;font-size:.85rem}
  .cd-box{min-width:64px}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}