/* ─── VARIÁVEIS ─────────────────────────────────────────────────── */
:root {
  --navy:       #0D1F2D;
  --navy-2:     #0A1620;
  --navy-3:     #08111B;
  --gold:       #D9AF2B;
  --gold-light: #F3D67A;
  --gold-dark:  #B8901A;
  --white:      #F5F3EC;
  --gray:       #9AA3AB;
  --red:        #C0392B;
  --nexa-blue:  #4571F6; /* azul institucional da marca NEXA */
}

/* ─── RESET ─────────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Barlow', sans-serif;
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── UTILITÁRIOS ───────────────────────────────────────────────── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 40px; }
.serif { font-family: 'Playfair Display', serif; }
.gold  { color: var(--gold); }

.section-label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
  text-align: center;
}

h2.section-title {
  font-family: 'Playfair Display', serif;
  font-weight: 900;
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  line-height: 1.05;
  text-align: center;
  color: var(--white);
  margin-bottom: 48px;
}

/* ─── BOTÃO FLUTUANTE · NEXA ACADEMY ────────────────────────────── */
.btn-plataforma {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .6rem 1.2rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--white);
  background: rgba(217, 175, 43, .14);
  border: 1px solid rgba(217, 175, 43, .35);
  border-radius: 6px;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: all .3s ease;
}
.btn-plataforma:hover {
  background: rgba(217, 175, 43, .25);
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(217, 175, 43, .3);
}
.btn-plataforma i { font-size: .95rem; }

/* ─── BOTÃO CTA (padrão) ────────────────────────────────────────── */
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--navy);
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 1px;
  padding: 16px 44px;
  border-radius: 4px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all .3s;
}
.btn-cta:hover { transform: translateY(-3px); box-shadow: 0 16px 44px rgba(217, 175, 43, .4); }
.btn-cta .arrow { font-size: 1.1rem; }

/* ═══════════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════════ */
.hero { position: relative; padding: 120px 0 90px; overflow: hidden; }
.hero .container { position: relative; z-index: 2; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(217, 175, 43, .4);
  padding: 8px 18px;
  border-radius: 4px;
  margin-bottom: 28px;
}
.hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); animation: pulse 2s infinite; }

@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .35; transform: scale(1.25); } }

.hero-title {
  font-family: 'Playfair Display', serif;
  font-weight: 900;
  font-size: clamp(3.2rem, 8vw, 6rem);
  line-height: .94;
  color: var(--white);
  margin-bottom: 26px;
}
.hero-title .gold { color: var(--gold); }

.hero-desc {
  font-size: 1.12rem;
  color: #c3cad1;
  max-width: 620px;
  line-height: 1.75;
  padding-left: 20px;
  border-left: 3px solid var(--gold);
  margin-bottom: 30px;
}
.hero-desc strong { color: var(--white); }

.prof-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(217, 175, 43, .08);
  border: 1px solid rgba(217, 175, 43, .3);
  border-radius: 40px;
  padding: 9px 20px;
  font-size: .92rem;
  margin-bottom: 40px;
}
.prof-pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }
.prof-pill b { color: var(--gold); }

/* Selo "Vigor a partir 01/08" */
.seal {
  position: absolute;
  top: 116px;
  right: 40px;
  width: 250px;
  height: 250px;
  border: 1px solid rgba(217, 175, 43, .55);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 3;
}
.seal::before { content: ''; position: absolute; inset: 9px; border: 1px solid rgba(217, 175, 43, .3); border-radius: 50%; }
.seal .top  { font-size: 1rem; letter-spacing: 3px; color: var(--gold); text-transform: uppercase; margin-bottom: 2px; }
.seal .date { font-family: 'Playfair Display', serif; font-weight: 700; font-size: 2.7rem; color: var(--white); line-height: 1; }
.seal .yr   { font-size: 1rem; letter-spacing: 3px; color: var(--gold); margin-top: 2px; }

/* Lista de documentos no hero */
.doc-list { display: grid; gap: 0; margin-top: 10px; max-width: 760px; }
.doc-row {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.doc-row:first-child { border-top: 1px solid rgba(255, 255, 255, .07); }
.doc-num  { font-family: 'Playfair Display', serif; font-weight: 700; font-size: 1.3rem; color: var(--gold); width: 34px; flex-shrink: 0; }
.doc-name { font-size: 1.02rem; color: var(--white); font-weight: 500; }

.hero-warn {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
  padding: 16px 22px;
  background: rgba(192, 57, 43, .12);
  border-left: 4px solid var(--red);
  border-radius: 2px;
  color: #e9d3d0;
  font-weight: 500;
}
.hero-warn i { color: var(--red); font-size: 1.2rem; }

.hero-cta-wrap { margin-top: 36px; }

/* ═══════════════════════════════════════════════════════════════════
   FAIXA DOURADA · PROFESSOR + DADOS
   ═══════════════════════════════════════════════════════════════════ */
.info-band { background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%); color: var(--navy); padding: 46px 0; }
.info-band .container { display: flex; align-items: center; justify-content: center; gap: 40px;}

.prof-photo {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 4px solid var(--navy);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--navy) center / cover;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold);
}
.prof-meta .lbl { font-size: .72rem; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; opacity: .65; }
.prof-meta .nm  { font-family: 'Playfair Display', serif; font-weight: 700; font-size: 1.9rem; line-height: 1.1; }

.info-stats { display: flex; gap: 40px; margin-left: 0 auto; flex-wrap: wrap; }
.info-stat .lbl { font-size: .7rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; opacity: .65; margin-bottom: 2px; }
.info-stat .val { font-family: 'Playfair Display', serif; font-weight: 700; font-size: 1.5rem; line-height: 1; }

/* ═══════════════════════════════════════════════════════════════════
   SEÇÕES GENÉRICAS
   ═══════════════════════════════════════════════════════════════════ */
section.block { padding: 90px 0; border-top: 1px solid rgba(255, 255, 255, .08); }
.b-dark   { background: linear-gradient(180deg, var(--navy-2) 0%, var(--navy-3) 100%); }
.b-darker { background: linear-gradient(180deg, var(--navy-3) 0%, #050D18 100%); }

/* ─── O QUE VOCÊ RECEBE ─────────────────────────────────────────── */
.inc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; max-width: 1000px; margin: 0 auto; }
.inc-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .02));
  border: 1px solid rgba(255, 255, 255, .1);
  border-top: 3px solid var(--gold);
  padding: 30px 24px;
  border-radius: 4px;
  transition: all .3s;
}
.inc-card:hover { transform: translateY(-5px); border-color: rgba(217, 175, 43, .5); box-shadow: 0 16px 40px rgba(0, 0, 0, .35); }
.inc-card i  { font-size: 1.7rem; color: var(--gold); margin-bottom: 14px; display: block; }
.inc-card h3 { font-family: 'Playfair Display', serif; font-size: 1.35rem; color: var(--white); margin-bottom: 8px; }
.inc-card p  { font-size: .88rem; color: #9aa3ab; line-height: 1.6; }

/* ─── ALERTA DE URGÊNCIA ────────────────────────────────────────── */
.urgency { background: var(--navy-3); }
.urgency .container {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 26px 40px;
  border-left: 4px solid var(--red);
  flex-wrap: wrap;
}
.urgency i { font-size: 1.6rem; color: var(--red); flex-shrink: 0; }
.urgency .txt { flex: 1; color: #ccc; line-height: 1.6; min-width: 240px; }
.urgency .txt strong { display: block; color: var(--white); margin-bottom: 2px; }
.urgency a {
  color: var(--gold);
  font-weight: 700;
  font-size: .85rem;
  letter-spacing: 1px;
  text-decoration: none;
  border: 1px solid rgba(217, 175, 43, .35);
  padding: 10px 22px;
  white-space: nowrap;
  transition: all .2s;
}
.urgency a:hover { background: rgba(217, 175, 43, .1); border-color: var(--gold); }

/* ─── ACCORDION (o que vai aprender) ────────────────────────────── */
.accordion { max-width: 840px; margin: 0 auto; display: flex; flex-direction: column; gap: 3px; }
.ac-item {
  background: rgba(255, 255, 255, .04);
  border-left: 3px solid transparent;
  cursor: pointer;
  transition: border-color .3s;
  overflow: hidden;
}
.ac-item.open { border-left-color: var(--gold); }
.ac-head { display: flex; align-items: center; gap: 18px; padding: 20px 24px; user-select: none; }
.ac-num  { font-family: 'Playfair Display', serif; font-size: 1.7rem; color: rgba(217, 175, 43, .3); width: 38px; flex-shrink: 0; transition: color .3s; }
.ac-item.open .ac-num, .ac-item:hover .ac-num { color: var(--gold); }
.ac-title { flex: 1; font-weight: 700; font-size: 1rem; color: var(--white); }
.ac-item:hover .ac-title, .ac-item.open .ac-title { color: var(--gold); }
.ac-chev { font-size: .75rem; color: var(--gray); transition: transform .35s; }
.ac-item.open .ac-chev { transform: rotate(180deg); color: var(--gold); }
.ac-body { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.ac-item.open .ac-body { max-height: 180px; }
.ac-body-in { padding: 0 24px 22px 80px; font-size: .92rem; line-height: 1.75; color: #9aa3ab; }

/* ─── PARA QUEM É ───────────────────────────────────────────────── */
.aud-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 1000px; margin: 0 auto; }
.aud-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .08);
  transition: all .3s;
}
.aud-card:hover { border-color: rgba(217, 175, 43, .35); background: rgba(255, 255, 255, .07); }
.aud-card i {
  width: 44px; height: 44px;
  background: rgba(217, 175, 43, .12);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 1.2rem; flex-shrink: 0;
}
.aud-card span { font-weight: 700; font-size: .9rem; color: var(--white); }

/* ─── BIO DO PROFESSOR ──────────────────────────────────────────── */
.bio-grid { display: grid; grid-template-columns: 290px 1fr; gap: 56px; max-width: 1000px; margin: 0 auto; align-items: start; }
.bio-visual {
  text-align: center;
}
.bio-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}
/* legenda dourada colada embaixo da imagem */
.bio-plate {
  background: var(--gold);
  padding: 14px 20px;
  text-align: center;
}
.bio-plate .name {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--navy);
}
.bio-plate .role {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(0,0,0,.6);
  margin-top: 2px;
}
.bio-text { font-size: 1rem; line-height: 1.8; color: #c3cad1; margin-bottom: 20px; }
.bio-text strong { color: var(--gold); }
.bio-creds { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 26px; }
.bio-cred {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .08);
  font-size: .85rem; color: #ccc;
}
.bio-cred i { color: var(--gold); }

/* ─── OFERTA ────────────────────────────────────────────────────── */
.offer-card {
  max-width: 640px; margin: 0 auto;
  background: linear-gradient(135deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  border: 2px solid var(--gold);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.offer-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--gold-dark), var(--gold-light), var(--gold-dark)); }
.offer-head { padding: 36px 40px; text-align: center; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.offer-head .t { font-family: 'Playfair Display', serif; font-size: 1.7rem; color: var(--gold); letter-spacing: 1px; }
.offer-head .s { color: var(--gray); font-size: .85rem; margin-top: 6px; }
.offer-list { padding: 6px 0; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.offer-list .li {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 40px; font-size: .92rem; font-weight: 600; color: #ccc;
  border-bottom: 1px solid rgba(255, 255, 255, .04);
}
.offer-list .li:last-child { border-bottom: none; }
.offer-list .li i { color: var(--gold); font-size: .9rem; }
.offer-price { padding: 40px; text-align: center; background: rgba(0, 0, 0, .25); }
.offer-price .lbl  { font-size: .85rem; color: #bbb; font-weight: 600; margin-bottom: 8px; }
.offer-price .val  { font-family: 'Playfair Display', serif; font-weight: 900; font-size: 3.4rem; color: var(--gold); line-height: 1; }
.offer-price .note { font-size: .8rem; color: var(--gray); margin-top: 8px; margin-bottom: 22px; }

.trust { display: flex; justify-content: center; gap: 26px; flex-wrap: wrap; font-size: .82rem; color: #9aa3ab; margin-top: 24px; }
.trust span { display: flex; align-items: center; gap: 6px; }
.trust i { color: var(--gold); }

/* ─── GARANTIA ──────────────────────────────────────────────────── */
.guar-box {
  max-width: 700px; margin: 0 auto;
  display: flex; gap: 30px; align-items: center;
  padding: 44px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(217, 175, 43, .2);
  border-radius: 4px;
}
.guar-box .ic {
  width: 78px; height: 78px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: var(--navy); flex-shrink: 0;
}
.guar-box h3 { font-family: 'Playfair Display', serif; font-size: 1.6rem; color: var(--gold); margin-bottom: 10px; }
.guar-box p { color: #bbb; line-height: 1.7; font-size: .95rem; }
.guar-box strong { color: var(--white); }

/* ─── FAQ ───────────────────────────────────────────────────────── */
.faq { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 2px; }
.faq-item { background: rgba(255, 255, 255, .04); border-left: 3px solid transparent; transition: all .3s; overflow: hidden; }
.faq-item.open { border-left-color: var(--gold); }
.faq-q {
  padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  cursor: pointer; font-weight: 600; color: var(--white);
}
.faq-q:hover { color: var(--gold); }
.faq-tg {
  width: 28px; height: 28px;
  background: rgba(217, 175, 43, .12);
  border-radius: 2px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 1.2rem; flex-shrink: 0;
  transition: transform .3s;
}
.faq-item.open .faq-tg { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-item.open .faq-a { max-height: 300px; }
.faq-a-in { padding: 0 24px 20px; font-size: .9rem; line-height: 1.7; color: #9aa3ab; }

/* ─── CTA FINAL ─────────────────────────────────────────────────── */
.final-cta { text-align: center; padding: 110px 40px; position: relative; overflow: hidden; background: linear-gradient(180deg, var(--navy-2), var(--navy)); }
.final-cta::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(217, 175, 43, .08), transparent 70%);
  pointer-events: none;
}
.final-cta .sub { font-size: 1.1rem; color: var(--gray); max-width: 560px; margin: 0 auto 44px; }

/* ─── FOOTER (marca NEXA em branco + azul) ──────────────────────── */
footer {
  background: var(--navy-3);
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding: 40px;
  text-align: center;
  font-size: .82rem;
  color: #7b848c;
}
footer .brand {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  letter-spacing: 1px;
  color: var(--white);
  margin-bottom: 8px;
}
footer .brand .accent { color: var(--nexa-blue); }
footer .nexa-link { color: var(--nexa-blue); text-decoration: none; font-weight: 600; }
footer .nexa-link:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVO
   ═══════════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .inc-grid { grid-template-columns: repeat(2, 1fr); }
  .aud-grid { grid-template-columns: repeat(2, 1fr); }

  .seal {
    display: none;
  }
 
  .hero { padding-top: 100px; }
}

@media (max-width: 768px) {
  .container { padding: 0 22px; }

  .btn-plataforma { top: 1rem; right: 1rem; font-size: .7rem; padding: .4rem .85rem; border-radius: 2rem; }
  .btn-plataforma i { font-size: .8rem; }

  .hero { padding: 90px 0 70px; }
  .info-band .container { flex-direction: column; text-align: center; }
  .info-stats { margin: 20px auto 0; justify-content: center; }
  .bio-grid { grid-template-columns: 1fr; gap: 32px; }
  .bio-creds { grid-template-columns: 1fr; }
  .guar-box { flex-direction: column; text-align: center; }
  section.block { padding: 64px 0; }
}

@media (max-width: 480px) {
  .inc-grid, .aud-grid { grid-template-columns: 1fr; }
  .info-stats { gap: 24px; }
  .btn-cta { width: 100%; justify-content: center; }
}