/* =========================================================
   Funil Aulas Gratuitas — tema dark
   Troque as cores aqui em cima e o site inteiro acompanha.
   ========================================================= */
:root {
  --bg:        #0b0f19;
  --bg-2:      #0f1422;
  --card:      #121826;
  --borda:     #1f2937;
  --texto:     #e5e7eb;
  --suave:     #9ca3af;
  --destaque:  #7c5cff;   /* roxo principal */
  --destaque-2:#22d3ee;   /* ciano para detalhes */
  --sucesso:   #22c55e;
  --erro:      #f87171;
  --raio:      14px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  background-image:
    radial-gradient(600px 300px at 15% -5%, rgba(124, 92, 255, .18), transparent 70%),
    radial-gradient(500px 260px at 95% 10%, rgba(34, 211, 238, .10), transparent 70%);
  background-repeat: no-repeat;
  color: var(--texto);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, iframe { max-width: 100%; display: block; }
a { color: var(--destaque-2); }

.container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.container.estreito { max-width: 820px; }

/* ---------- Topo ---------- */
.topo { padding: 22px 0; }
.logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 15px;
  color: var(--texto);
  text-decoration: none;
  letter-spacing: -.02em;
}
.logo span { color: var(--destaque); }

/* ---------- Tipografia ---------- */
.etiqueta {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--destaque-2);
  background: rgba(34, 211, 238, .08);
  border: 1px solid rgba(34, 211, 238, .25);
  padding: 6px 12px; border-radius: 999px;
}
.etiqueta::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }

h1 { font-size: clamp(30px, 5vw, 48px); line-height: 1.12; letter-spacing: -.03em; font-weight: 800; margin: 18px 0 16px; }
h2 { font-size: clamp(24px, 3.4vw, 32px); line-height: 1.2; letter-spacing: -.02em; font-weight: 750; margin-bottom: 12px; }
h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.grad { background: linear-gradient(90deg, var(--destaque), var(--destaque-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 18px; color: var(--suave); }
.suave { color: var(--suave); }
.centro { text-align: center; }

/* ---------- Hero (página de captura) ---------- */
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; padding-top: 40px; padding-bottom: 72px; }
.lista-check { list-style: none; margin-top: 24px; display: grid; gap: 10px; }
.lista-check li { padding-left: 30px; position: relative; }
.lista-check li::before {
  content: "✓"; position: absolute; left: 0; top: 1px;
  width: 20px; height: 20px; border-radius: 6px; font-size: 12px; font-weight: 700;
  display: grid; place-items: center;
  color: var(--bg); background: var(--sucesso);
}

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 28px;
}
.card-form { box-shadow: 0 30px 80px -30px rgba(124, 92, 255, .45); position: relative; }
.card-form h2 { font-size: 22px; }

/* ---------- Formulário ---------- */
.campo { margin-top: 16px; }
.campo label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.campo input {
  width: 100%; padding: 14px 16px; font-size: 16px; font-family: inherit;
  color: var(--texto); background: var(--bg-2);
  border: 1px solid var(--borda); border-radius: 10px;
  transition: border-color .15s, box-shadow .15s;
}
.campo input::placeholder { color: #4b5563; }
.campo input:focus { outline: none; border-color: var(--destaque); box-shadow: 0 0 0 3px rgba(124, 92, 255, .25); }
.campo input.invalido { border-color: var(--erro); }
.honeypot { position: absolute; left: -9999px; }

.btn {
  display: inline-flex; justify-content: center; align-items: center; gap: 10px;
  width: 100%; margin-top: 20px; padding: 16px 22px;
  font-size: 16px; font-weight: 700; font-family: inherit; text-decoration: none;
  color: #fff; background: var(--destaque);
  border: 0; border-radius: 10px; cursor: pointer;
  transition: transform .1s, filter .15s;
}
.btn:hover { filter: brightness(1.12); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: wait; }
.btn.auto { width: auto; }
.btn.verde { background: var(--sucesso); color: #052e16; }

.aviso { font-size: 13px; color: var(--suave); text-align: center; margin-top: 12px; }
.alerta-erro {
  margin-top: 16px; padding: 12px 14px; border-radius: 10px; font-size: 14px;
  color: #fecaca; background: rgba(248, 113, 113, .1); border: 1px solid rgba(248, 113, 113, .35);
}

/* ---------- Janela de código decorativa ---------- */
.janela { margin-top: 32px; border: 1px solid var(--borda); border-radius: 12px; overflow: hidden; background: #0a0d16; }
.janela-barra { display: flex; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--borda); }
.janela-barra i { width: 10px; height: 10px; border-radius: 50%; background: #374151; }
.janela-barra i:nth-child(1) { background: #f87171; }
.janela-barra i:nth-child(2) { background: #fbbf24; }
.janela-barra i:nth-child(3) { background: #34d399; }
.janela pre { font-family: var(--mono); font-size: 13px; line-height: 1.7; padding: 16px 18px; color: #c9d1d9; overflow-x: auto; }
.tk-tag { color: #7ee787; } .tk-attr { color: #79c0ff; } .tk-str { color: #a5d6ff; } .tk-com { color: #6b7280; }

/* ---------- Seções ---------- */
.secao { padding: 72px 0; border-top: 1px solid var(--borda); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.num { font-family: var(--mono); font-size: 13px; color: var(--destaque); margin-bottom: 8px; display: block; }

.autor { display: flex; gap: 24px; align-items: center; }
.avatar {
  flex: 0 0 auto; width: 250px; height: 250px; 
}

.avatar img {
  /* border-radius: 50%; */
}

/* ---------- Vídeos ---------- */
.video { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #000; border: 1px solid var(--borda); }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- Página "obrigado" ---------- */
.passos { display: flex; gap: 10px; justify-content: center; margin: 24px 0 8px; flex-wrap: wrap; }
.passo { font-size: 13px; padding: 6px 14px; border-radius: 999px; border: 1px solid var(--borda); color: var(--suave); }
.passo.feito { border-color: rgba(34, 197, 94, .4); color: var(--sucesso); background: rgba(34, 197, 94, .08); }
.passo.agora { border-color: var(--destaque); color: #fff; background: rgba(124, 92, 255, .15); }

.card-enviado { padding: 48px 32px 36px; box-shadow: 0 30px 80px -30px rgba(124, 92, 255, .45); animation: liberar .6s ease-out; }
.card-enviado h1 { margin-bottom: 16px; }
.icone-enviado {
  position: relative; width: 112px; height: 112px; margin: 0 auto 28px;
  display: grid; place-items: center; border-radius: 50%; color: #fff;
  background: linear-gradient(135deg, var(--destaque), var(--destaque-2));
  box-shadow: 0 0 0 10px rgba(124, 92, 255, .12), 0 20px 50px -15px rgba(34, 211, 238, .5);
}
.icone-enviado > svg { width: 56px; height: 56px; }
.selo-ok {
  position: absolute; right: -2px; bottom: 4px; width: 36px; height: 36px;
  display: grid; place-items: center; border-radius: 50%;
  background: var(--sucesso); color: #052e16; border: 4px solid var(--card);
  animation: selo .4s .5s ease-out both;
}
.selo-ok svg { width: 18px; height: 18px; }
@keyframes selo { from { transform: scale(0); } 70% { transform: scale(1.15); } to { transform: scale(1); } }
.dicas { list-style: none; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--borda); text-align: left; display: grid; gap: 14px; }
.dicas li { display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: start; color: var(--suave); font-size: 15px; }
.dicas li span {
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--mono); font-size: 13px; font-weight: 700; color: var(--destaque-2);
  background: rgba(34, 211, 238, .1); border: 1px solid rgba(34, 211, 238, .3);
}
.dicas strong { color: var(--texto); }
@media (max-width: 520px) { .card-enviado { padding: 36px 20px 28px; } .icone-enviado { width: 96px; height: 96px; } .icone-enviado > svg { width: 48px; height: 48px; } }
.caixa-email { display: inline-block; margin-top: 8px; padding: 6px 12px; border-radius: 8px; background: var(--bg-2); border: 1px solid var(--borda); font-family: var(--mono); font-size: 14px; }

/* ---------- Página das aulas ---------- */
/* Trilha vertical: número de cada etapa à esquerda, ligado ao próximo por uma linha */
.progresso { margin-top: 12px; font-family: var(--mono); font-size: 13px; color: var(--sucesso); }
.trilha { list-style: none; margin-top: 40px; }
.etapa { position: relative; display: grid; grid-template-columns: 44px 1fr; gap: 20px; padding-bottom: 56px; }
.etapa:last-child { padding-bottom: 0; }
.etapa::before { /* linha que liga uma etapa à próxima */
  content: ""; position: absolute; left: 21px; top: 48px; bottom: 4px; width: 2px;
  background: linear-gradient(var(--destaque), var(--borda));
}
.etapa:last-child::before { display: none; }
.etapa-num {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--mono); font-weight: 700; font-size: 18px; color: #fff;
  background: var(--destaque); box-shadow: 0 0 0 6px rgba(124, 92, 255, .15);
}
.etapa.bonus .etapa-num { background: transparent; border: 2px dashed var(--destaque-2); color: var(--destaque-2); box-shadow: none; }
.etapa.bloqueada .etapa-num { border-color: var(--borda); font-size: 16px; }
.etapa.bloqueada h2 { color: var(--suave); }
.video.trancado {
  display: grid; place-content: center; justify-items: center; gap: 6px; text-align: center;
  background: repeating-linear-gradient(135deg, var(--bg-2) 0 14px, var(--card) 14px 28px);
  border-style: dashed; color: var(--suave);
}
.video.trancado span { font-size: 34px; opacity: .7; }
.video.trancado strong { font-size: 14px; font-weight: 600; }
.etapa.liberando, .cta-final.liberando { animation: liberar .6s ease-out; }
.cta-final[hidden] { display: none; }
@keyframes liberar { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.etapa.assistida .etapa-num { background: var(--sucesso); color: #052e16; font-size: 0; box-shadow: 0 0 0 6px rgba(34, 197, 94, .15); }
.etapa.assistida .etapa-num::after { content: "✓"; font-size: 20px; }
.etapa.assistida::before { background: linear-gradient(var(--sucesso), var(--borda)); }
.etapa-corpo { min-width: 0; padding-top: 4px; }
.etapa-rotulo { display: block; font-family: var(--mono); font-size: 12px; color: var(--destaque-2); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 4px; }
.etapa h2 { font-size: clamp(20px, 3vw, 26px); margin-bottom: 6px; }
.etapa .video { margin-top: 18px; }
.btn-assistida {
  margin-top: 16px;
  font-family: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
  padding: 10px 16px; border-radius: 10px; color: var(--texto);
  background: transparent; border: 1px solid var(--borda);
}
.btn-assistida:hover { border-color: #374151; }
.btn-assistida.ok { color: var(--sucesso); border-color: rgba(34, 197, 94, .4); }

.cta-final {
  margin-top: 28px; padding: 28px; border-radius: var(--raio);
  background: linear-gradient(135deg, rgba(124, 92, 255, .18), rgba(34, 211, 238, .08));
  border: 1px solid rgba(124, 92, 255, .4);
  display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap;
}
.cta-final .btn { margin-top: 0; }

/* ---------- Rodapé ---------- */
.rodape { padding: 32px 0; border-top: 1px solid var(--borda); color: var(--suave); font-size: 13px; text-align: center; }

/* ---------- Responsivo ---------- */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding-top: 16px; }
  .hero .janela { display: none; } /* no celular o formulário sobe para mais perto do título */
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .autor { flex-direction: column; text-align: center; }
  .secao { padding: 56px 0; }
  .etapa { grid-template-columns: 32px 1fr; gap: 14px; padding-bottom: 44px; }
  .etapa::before { left: 15px; top: 36px; }
  .etapa-num { width: 32px; height: 32px; font-size: 14px; box-shadow: 0 0 0 4px rgba(124, 92, 255, .15); }
  .etapa.assistida .etapa-num::after { font-size: 16px; }
}