:root {
  --laranja: #C15F3C;
  --laranja-claro: #FBEEE8;
  --marrom: #2B2118;
  --cinza: #5B5147;
  --cinza-claro: #F2EFEA;
  --verde: #4C6B4F;
  --verde-claro: #EEF3EC;
  --branco: #FFFFFF;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--marrom);
  background: var(--branco);
  line-height: 1.55;
}

a { color: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--cinza-claro);
}
.site-header .logo {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--laranja);
  letter-spacing: 0.02em;
}
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  font-size: 1rem;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--laranja);
  color: var(--branco);
  box-shadow: 0 4px 14px rgba(193, 95, 60, 0.35);
}
.btn-secondary {
  background: transparent;
  color: var(--marrom);
  border: 1px solid var(--cinza);
}
.btn-block { display: block; width: 100%; text-align: center; }

/* ---------- Hero ---------- */
.hero {
  padding: 72px 24px 56px;
  background: linear-gradient(180deg, var(--laranja-claro) 0%, var(--branco) 100%);
  text-align: center;
}
.hero h1 {
  font-size: 2.6rem;
  line-height: 1.15;
  max-width: 820px;
  margin: 0 auto 20px;
  color: var(--marrom);
}
.hero .subtitle {
  font-size: 1.2rem;
  color: var(--cinza);
  max-width: 640px;
  margin: 0 auto 32px;
}
.hero .cta-row { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Section generic ---------- */
section { padding: 64px 24px; }
section h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 12px;
}
section .section-lead {
  text-align: center;
  color: var(--cinza);
  max-width: 620px;
  margin: 0 auto 40px;
}
.section-alt { background: var(--cinza-claro); }

/* ---------- Dor ---------- */
.dor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.dor-card {
  background: var(--branco);
  border: 1px solid var(--cinza-claro);
  border-radius: 12px;
  padding: 24px;
}
.dor-card .emoji { font-size: 1.8rem; margin-bottom: 8px; display: block; }

/* ---------- O que vai construir ---------- */
.trilhas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.trilha-card {
  border-left: 4px solid var(--laranja);
  background: var(--branco);
  padding: 20px 24px;
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(43,33,24,0.08);
}
.trilha-card h3 { margin: 0 0 6px; color: var(--laranja); font-size: 1.05rem; }
.trilha-card p { margin: 0; color: var(--cinza); font-size: 0.95rem; }

/* ---------- Grade ---------- */
.grade-list { max-width: 720px; margin: 0 auto; }
.grade-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--cinza-claro);
}
.grade-item .num {
  flex: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--laranja);
  color: var(--branco);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem;
}
.grade-item h4 { margin: 0 0 4px; }
.grade-item p { margin: 0; color: var(--cinza); font-size: 0.92rem; }

/* ---------- Bônus ---------- */
.bonus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.bonus-card {
  background: var(--laranja-claro);
  border: 1px dashed var(--laranja);
  border-radius: 12px;
  padding: 22px;
}
.bonus-card .tag {
  display: inline-block;
  background: var(--laranja);
  color: var(--branco);
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
  font-weight: 700;
}

/* ---------- Prova / Garantia ---------- */
.garantia-box {
  max-width: 640px;
  margin: 0 auto;
  background: var(--verde-claro);
  border: 1px solid var(--verde);
  border-radius: 12px;
  padding: 32px;
  text-align: center;
}
.garantia-box h3 { color: var(--verde); margin-top: 0; }

/* ---------- Preço / CTA final ---------- */
.pricing-card {
  max-width: 460px;
  margin: 0 auto;
  background: var(--marrom);
  color: var(--branco);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
}
.pricing-card .price { font-size: 2.6rem; font-weight: 800; margin: 12px 0; color: var(--laranja); }
.pricing-card .price-note { color: #d9cfc3; font-size: 0.85rem; margin-bottom: 24px; }
.pricing-card ul { text-align: left; list-style: none; padding: 0; margin: 0 0 28px; }
.pricing-card li { padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.pricing-card li::before { content: "✓ "; color: var(--laranja); font-weight: 700; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--cinza-claro); padding: 18px 0; }
.faq-item summary { font-weight: 700; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before { content: "+ "; color: var(--laranja); }
.faq-item[open] summary::before { content: "– "; }
.faq-item p { color: var(--cinza); margin: 10px 0 0; }

/* ---------- Footer ---------- */
footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--cinza);
  font-size: 0.85rem;
  border-top: 1px solid var(--cinza-claro);
}

/* ---------- App (área de membros) ---------- */
.app-shell { min-height: 100vh; background: var(--cinza-claro); }
.app-nav {
  background: var(--marrom);
  color: var(--branco);
  padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.app-nav .logo { color: var(--laranja); font-weight: 800; }
.app-nav a.logout { color: #d9cfc3; font-size: 0.85rem; text-decoration: none; }
.app-main { max-width: var(--max-width); margin: 0 auto; padding: 32px 24px; }

.auth-card {
  max-width: 420px;
  margin: 80px auto;
  background: var(--branco);
  border-radius: 12px;
  padding: 36px;
  box-shadow: 0 4px 20px rgba(43,33,24,0.1);
}
.auth-card h1 { text-align: center; font-size: 1.4rem; color: var(--laranja); }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 0.85rem; color: var(--cinza); margin-bottom: 6px; }
.field input {
  width: 100%; padding: 12px 14px; border-radius: 8px;
  border: 1px solid #d8d0c5; font-size: 1rem;
}
.form-msg { font-size: 0.88rem; margin-top: 12px; text-align: center; }
.form-msg.error { color: #a33; }
.form-msg.ok { color: var(--verde); }
.auth-switch { text-align: center; margin-top: 18px; font-size: 0.9rem; color: var(--cinza); }

.trilha-block { margin-bottom: 36px; }
.trilha-block h2 { font-size: 1.2rem; color: var(--laranja); border-bottom: 2px solid var(--laranja); padding-bottom: 8px; }
.aula-row {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--branco); border-radius: 10px; padding: 16px 20px; margin-bottom: 10px;
  text-decoration: none; color: var(--marrom);
  box-shadow: 0 1px 3px rgba(43,33,24,0.06);
}
.aula-row .aula-title { font-weight: 600; }
.aula-row .aula-num { color: var(--cinza); font-size: 0.85rem; margin-right: 10px; }
.aula-row .check { color: var(--verde); font-weight: 700; }

.lesson-content h4 { color: var(--laranja); margin-top: 28px; }
.lesson-content .box { border-radius: 10px; padding: 16px 20px; margin: 18px 0; }
.lesson-content .box-example { background: var(--laranja-claro); border: 1px solid var(--laranja); }
.lesson-content .box-exercise { background: var(--verde-claro); border: 1px solid var(--verde); }
.lesson-content .box-prompt { background: var(--cinza-claro); border: 1px solid var(--cinza); }
.lesson-content .box-prompt pre { white-space: pre-wrap; font-family: "Courier New", monospace; margin: 8px 0 0; }
.lesson-content .box-altpro { background: var(--branco); border: 1px dashed var(--marrom); }

@media (max-width: 640px) {
  .hero h1 { font-size: 1.8rem; }
}