/* ============================================
   LANDING PAGE - DESIGN SYSTEM
   Cores: Preto (#1a1a1a), Verde (#22c55e)
   ============================================ */

:root {
  --color-primary: #22c55e;
  --color-primary-dark: #16a34a;
  --color-primary-light: #86efac;
  --color-dark: #1a1a1a;
  --color-dark-light: #2d2d2d;
  --color-white: #ffffff;
  --color-gray-light: #f5f5f5;
  --color-gray: #e5e5e5;
  --color-gray-dark: #737373;
  --color-text: #1a1a1a;
  --color-text-light: #737373;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--color-white);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
}

body.no-scroll {
  overflow: hidden;
}

/* ============================================
   TIPOGRAFIA
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 3rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.25rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.875rem;
}

h4 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light);
  font-size: 1.0625rem;
  line-height: 1.8;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.highlight {
  color: var(--color-primary);
}

/* ============================================
   COMPONENTES GERAIS
   ============================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.section-dark p {
  color: #d1d5db;
}

.section-light {
  background-color: var(--color-white);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  font-size: 2.25rem;
}

.section-dark .section-title {
  color: var(--color-white);
}

/* ============================================
   BOTÕES
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-dark);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-dark);
  text-decoration: none;
}

.btn-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.btn-dark:hover {
  background-color: var(--color-dark-light);
  text-decoration: none;
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

/* ============================================
   HEADER & NAVEGAÇÃO
   ============================================ */

.header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  /* gap: var(--spacing-sm); */
}

.logo-icon {
  display: none; /* Ocultar o ícone do logo */
}

.logo-text {
  font-size: 1.5rem; /* Aumentado para compensar a remoção do ícone */
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
  align-items: center;
}

.nav-link {
  color: var(--color-text);
  font-weight: 500;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.nav-cta {
  background-color: var(--color-primary);
  color: var(--color-dark) !important;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.nav-cta:hover {
  background-color: var(--color-primary-dark);
}

/* Menu Toggle (Hamburger) */
.menu-toggle {
  display: none; /* Hidden by default on desktop */
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  position: relative;
  z-index: 101;
}

.hamburger {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--color-dark);
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 3px;
  background-color: var(--color-dark);
  transition: var(--transition);
}

.hamburger::before {
  top: -10px;
}

.hamburger::after {
  top: 10px;
}

/* Menu Toggle Active State */
.menu-toggle.active .hamburger {
  background-color: transparent;
}

.menu-toggle.active .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle.active .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-light) 100%);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
  opacity: 0.1;
  border-radius: 50%;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-lg);
  color: var(--color-white);
}

.hero-text p {
  font-size: 1.25rem;
  color: #d1d5db;
  margin-bottom: var(--spacing-xl);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-placeholder {
  display: none; /* Ocultar o placeholder visual da seção Hero */
}

/* ============================================
   CARDS
   ============================================ */

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-dark {
  background-color: var(--color-dark-light);
  color: var(--color-white);
}

.card-dark p {
  color: #d1d5db;
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

/* Estilo para o ícone de X vermelho */
.card-icon.icon-x-red {
  color: #ef4444; /* Cor vermelha */
  font-size: 2.5rem;
  font-weight: 900;
}

.card h3 {
  margin-bottom: var(--spacing-md);
}

.card p {
  margin-bottom: 0;
}

.step-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Novo grid para 4 colunas no desktop, 2 no tablet e 1 no mobile */
.grid-4-desktop {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

@media (min-width: 1024px) {
  .grid-4-desktop {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-4-desktop {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* 2 colunas no tablet */
  }
}

@media (max-width: 480px) {
  .grid-4-desktop {
    grid-template-columns: 1fr; /* 1 coluna no mobile */
  }
}

/* ============================================
   FEATURES & LISTS
   ============================================ */

.features-box {
  background-color: var(--color-gray-light);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  margin-top: var(--spacing-xl);
}

.features-box h3 {
  margin-bottom: var(--spacing-md);
}

.feature-list {
  list-style: none;
}

.feature-list li {
  padding: var(--spacing-sm) 0;
  color: var(--color-text-light);
  font-size: 1rem;
}

.card .feature-list li {
  padding: var(--spacing-xs) 0;
  font-size: 0.95rem;
}

/* ============================================
   ESTATÍSTICAS
   ============================================ */

.stats-section {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-light) 100%);
  color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-xl);
}

.stats-section h3 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--color-primary);
}

.stat-box {
  text-align: center;
  padding: var(--spacing-lg);
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: 1.125rem;
  color: #d1d5db;
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
  text-align: center;
}

.cta-section .section-title {
  color: var(--color-white);
}

.cta-subtitle {
  font-size: 1.125rem;
  color: #d1d5db;
  margin-bottom: var(--spacing-xl);
}

/* ============================================
   FORMULÁRIOS
   ============================================ */

.form-group {
  margin-bottom: var(--spacing-lg);
}

label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--color-text);
}

input,
textarea,
select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--color-gray);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-message {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 600;
  display: none;
}

.form-message.success {
  background-color: var(--color-primary);
  color: var(--color-dark);
  display: block;
}

.form-message.error {
  background-color: #ef4444;
  color: var(--color-white);
  display: block;
}

/* ============================================
   CONTATO
   ============================================ */

.contact-grid {
  gap: var(--spacing-xl);
}

.contact-info h3 {
  margin-bottom: var(--spacing-lg);
}

.contact-item {
  margin-bottom: var(--spacing-lg);
}

.contact-item h4 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.contact-item p {
  margin-bottom: 0;
}

.contact-item a {
  color: var(--color-primary);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: #d1d5db;
}

.footer-section a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.footer-section p {
  color: #d1d5db;
  margin-bottom: 0;
}

.footer-bottom {
  border-top: 1px solid var(--color-dark-light);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: #9ca3af;
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 768px) {
  /* Header Mobile */
  .menu-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-white);
    z-index: 100;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    padding-top: 80px; /* Space for header */
  }

  .nav.active {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
  }

  .nav-link {
    font-size: 1.5rem;
    padding: var(--spacing-sm) 0;
  }

  .nav-cta {
    margin-top: var(--spacing-lg);
  }

  /* Existing rules for 768px */
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .hero-content {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 2.25rem;
  }

  .hero-image {
    height: 300px;
  }

  .hero-placeholder {
    font-size: 5rem;
  }

  .nav-list {
    gap: var(--spacing-md);
    font-size: 0.875rem;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .section {
    padding: var(--spacing-xl) 0;
  }

  .contact-grid {
    gap: var(--spacing-lg);
  }

  .chat-demo-container iframe {
    height: 400px !important; /* Ajuste para telas menores */
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .hero-text h1 {
    font-size: 1.75rem;
  }

  /* Remove the old mobile nav-list rule */

  .btn {
    width: 100%;
    text-align: center;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .stat-number {
    font-size: 2rem;
  }

  .chat-demo-container iframe {
    height: 300px !important; /* Ajuste para telas muito pequenas */
  }
}

/* ============================================
   ANIMAÇÕES
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out forwards;
}

.animate-slide-in-right {
  animation: slideInRight 0.6s ease-out forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }