/* ==========================================================================
   Estilos - LP Momentum AI (v2 - Incorporada)
   ========================================================================== */

/* --- 1. Importação de Fontes --- */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap");

/* --- 2. Variáveis CSS (Tema Padrão: Light Mode) --- */
:root {
  --font-primary: "Inter", sans-serif;

  --color-primary: #006400; /* Verde Escuro */
  --color-secondary: #a2c59d; /* Verde Claro */

  --color-bg: #ffffff;
  --color-text: #333333;
  --color-text-light: #555555;
  --color-card-bg: #f5f5f5;
  --color-border: #eaeaea;

  --color-glass-bg: rgba(255, 255, 255, 0.7);
  --color-glass-border: rgba(255, 255, 255, 0.3);

  --default-transition: all 0.3s ease-in-out;
  --default-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

/* --- 3. Variáveis CSS (Dark Mode) --- */
body.dark-mode {
  --color-bg: #121212;
  --color-text: #f5f5f5;
  --color-text-light: #aaaaaa;
  --color-card-bg: #1e1e1e;
  --color-border: #2c2c2c;

  --color-glass-bg: rgba(0, 0, 0, 0.6);
  --color-glass-border: rgba(255, 255, 255, 0.1);
}

/* --- 4. Reset Básico e Globais --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-primary);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  transition: var(--default-transition);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  text-decoration: none;
  color: var(--color-primary);
  transition: var(--default-transition);
}
ul {
  list-style: none;
}

/* --- 5. Utilitários (Container, Botões) --- */
.container,
.container-header {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}
.cta-button {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--default-transition);
  border: 2px solid transparent;
}
.cta-button.primary {
  background-color: var(--color-primary);
  color: #ffffff;
}
.cta-button.primary:hover {
  background-color: #004d00;
  transform: translateY(-2px);
}
.cta-button.secondary {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.cta-button.secondary:hover {
  background-color: var(--color-card-bg);
  color: var(--color-text);
}
.full-width {
  width: 100%;
  text-align: center;
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}
.section-tag {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-secondary);
  color: var(--color-primary);
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 10px;
}
.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text);
}

/* --- 6. Cabeçalho (Header) e Glassmorphism --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 0;
  z-index: 1000;
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-glass-border);
}
.container-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.site-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}
.main-navigation ul {
  display: flex;
  align-items: center;
  gap: 20px;
}
.main-navigation a {
  color: var(--color-text-light);
  font-weight: 600;
}
.main-navigation a:hover {
  color: var(--color-text);
}
.main-navigation .nav-cta {
  color: var(--color-text);
}

/* --- 7. Botão de Tema (Dark/Light) --- */
#theme-toggle {
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.3rem;
  cursor: pointer;
}
body.dark-mode .fa-sun {
  display: none;
}
body:not(.dark-mode) .fa-moon {
  display: none;
}

/* --- 8. Seção Hero --- */
.hero {
  padding-top: 180px;
  padding-bottom: 60px;
  text-align: center;
}
.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-text);
}
.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-light);
  max-width: 650px;
  margin: 20px auto 30px auto;
}
.hero-cta {
  padding: 16px 32px;
  font-size: 1.1rem;
}
.hero-mockup {
  margin-top: 50px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}
body.dark-mode .hero-mockup {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

/* --- 9. Seção Logo Wall (NOVA) --- */
.logo-wall {
  padding: 40px 0;
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.logo-wall .container {
  text-align: center;
}
.logo-wall p {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.logo-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 70px;
}
.logo-grid img {
  height: 210px;
  width: auto;
  filter: grayscale(100%);
  opacity: 0.8;
  transition: var(--default-transition);
}
.logo-grid img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* --- 10. Seção Features --- */
.features {
  padding: 80px 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.feature-card {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  text-align: center;
}
.feature-card i {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 20px;
}
.card-title {
  font-size: 1.5rem;
  margin-bottom: 10px;
  color: var(--color-text);
}

/* --- 11. Seção How It Works (NOVA) --- */
.how-it-works {
  padding: 80px 0;
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.how-it-works-step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 60px;
}
.how-it-works-step:last-child {
  margin-bottom: 0;
}
/* Layout alternado */
.how-it-works-step.reverse {
  grid-template-areas: "image text";
}
.how-it-works-step.reverse .how-it-works-text {
  grid-area: text;
}
.how-it-works-step.reverse .how-it-works-image {
  grid-area: image;
}
.how-it-works-text h2 {
  margin-bottom: 20px;
}
.how-it-works-image img {
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: var(--default-shadow);
}

/* --- 12. Seção Pricing --- */
.pricing {
  padding: 80px 0;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: center;
}
.pricing-card {
  background-color: var(--color-bg);
  padding: 40px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: var(--default-shadow);
}
.pricing-card.pro {
  border-color: var(--color-primary);
  transform: scale(1.05);
  box-shadow: 0 10px 40px rgba(0, 100, 0, 0.2);
}
.pro-tag {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-primary);
  color: #fff;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.8rem;
  margin-bottom: 15px;
}
.plan-name {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
}
.plan-price {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 10px 0;
}
.plan-interval {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-light);
}
.plan-features {
  margin: 25px 0;
}
.plan-features li {
  padding: 8px 0;
  border-bottom: 1px dashed var(--color-border);
}

/* --- 13. Seção Testimonials (NOVA) --- */
.testimonials {
  padding: 80px 0;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
.testimonial-card {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
}
.testimonial-quote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--color-text);
  margin-bottom: 20px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}
.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}
.author-name {
  display: block;
  font-weight: 700;
  color: var(--color-text);
}
.author-role {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* --- 14. Seção CTA Final --- */
.cta-final {
  padding: 80px 0;
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}
.cta-final p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  margin-bottom: 30px;
}
.cta-form {
  display: flex;
  justify-content: center;
  gap: 10px;
}
.cta-form input[type="email"] {
  width: 300px;
  padding: 14px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  font-family: var(--font-primary);
  font-size: 1rem;
  background-color: var(--color-bg);
  color: var(--color-text);
}

/* --- 15. Seção FAQ (NOVA) --- */
.faq {
  padding: 80px 0;
}
.faq-accordion {
  max-width: 700px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-question {
  background: none;
  border: none;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
}
.faq-question i {
  transition: var(--default-transition);
}
.faq-question.active i {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}
.faq-answer p {
  padding: 0 0 20px 0;
  color: var(--color-text-light);
}

/* --- 16. Rodapé --- */
.site-footer {
  padding: 40px 0;
  text-align: center;
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
}
.site-footer p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* --- 17. Responsividade --- */
@media (max-width: 992px) {
  .features-grid,
  .pricing-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .pricing-card.pro {
    transform: scale(1);
  }
  .how-it-works-step,
  .how-it-works-step.reverse {
    grid-template-columns: 1fr;
    grid-template-areas: unset;
  }
  .how-it-works-step.reverse .how-it-works-image {
    grid-row: 1; /* Coloca a imagem no topo no mobile */
  }
  .how-it-works-text {
    margin-top: 20px;
  }
}

@media (max-width: 768px) {
  .main-navigation ul {
    display: none; /* Simplificando */
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .logo-grid {
    gap: 50px; /* ALTERADO: Mais espaço no mobile */
  }
  .logo-grid img {
    height: 65px; /* ALTERADO: Maior no mobile */
  }
  .cta-form {
    flex-direction: column;
    align-items: center;
  }
  .cta-form input[type="email"],
  .cta-form button {
    width: 100%;
    max-width: 300px;
  }
}