/* ==========================================================================
   VARIÁVEIS GLOBAIS - Padrão Preto/Cinza/Branco
   ========================================================================== */

:root {
  /* Cores - Dark Mode (padrão) */
  --bg-primary: #000000;           /* Preto */
  --bg-secondary: #121212;         /* Cinza muito escuro */
  --bg-tertiary: #1E1E1E;          /* Cinza escuro */
  --text-primary: #FFFFFF;         /* Branco */
  --text-secondary: #FFFFFF;       /* Cinza claro */
  --accent: #FFD700;               /* Dourado (mantido como cor de destaque) */
  --accent-light: #FFE44D;         /* Dourado claro */
  --accent-dark: #D4AF37;          /* Dourado escuro */
  --white: #FFFFFF;
  --black: #000000;
  --gray-100: #F5F5F5;             /* Cinza muito claro */
  --gray-200: #EEEEEE;             /* Cinza claro */
  --gray-300: #E0E0E0;
  --gray-400: #BDBDBD;
  --gray-500: #9E9E9E;
  --gray-600: #757575;
  --gray-700: #616161;
  --gray-800: #424242;
  --gray-900: #212121;

  /* Gradientes */
  --bg-gradient-start: #000000;
  --bg-gradient-end: #121212;

  /* Tamanhos principais */
  --header-height: 100px;
  --logo-height: 160px;
  --mobile-logo-height: 100px;
  --border-radius: 8px;
  --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s ease;
}

/* ==========================================================================
   RESET E ESTILOS BASE
   ========================================================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: var(--transition);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
}

.section-subtitle {
  color: var(--text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
  font-size: 1.2rem;
}

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

h1 {
  font-size: 3.2rem;
  line-height: 1.2;
  font-weight: 700;
}

h2 {
  font-size: 2.8rem;
  margin-bottom: 20px;
  text-align: center;
  position: relative;
  font-weight: 600;
}

h3 {
  font-size: 1.8rem;
  margin-bottom: 15px;
  font-weight: 500;
}

p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.accent {
  color: var(--accent);
}

/* Linha decorativa abaixo dos títulos */
h2::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--accent);
  margin: 15px auto 30px;
}

/* ==========================================================================
   HEADER
   ========================================================================== */

header {
  background-color: var(--bg-secondary);
  height: var(--header-height);
  position: fixed;
  width: 100%;
  z-index: 1000;
  box-shadow: var(--box-shadow);
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.header-container {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 5%;
}

.logo img {
  height: var(--logo-height);
  width: auto;
  transition: transform 0.3s;
  object-fit: contain;
}

.logo img:hover {
  height: 175px;
  width: auto;
  transition: transform 0.3s;
  object-fit: contain;
}

/* ==========================================================================
   NAVEGAÇÃO
   ========================================================================== */

nav.desktop-menu ul {
  display: flex;
  gap: 30px;
}

nav.desktop-menu a {
  font-weight: 600;
  font-size: 1.1rem;
  position: relative;
  padding: 5px 0;
  transition: var(--transition);
}

nav.desktop-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: width 0.1s;
}

nav.desktop-menu a:hover,
nav.desktop-menu a.active {
  color: var(--accent);
}

nav.desktop-menu a:hover::after,
nav.desktop-menu a.active::after {
  width: 100%;
}

/* Menu Mobile */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.8rem;
  cursor: pointer;
  z-index: 1001;
  padding: 10px;
  transition: var(--transition);
}

.mobile-menu-button:hover {
  color: var(--accent);
}

.mobile-menu-button[aria-expanded="true"] {
  color: var(--accent);
}

nav.mobile-menu {
  position: fixed;
  top: var(--header-height);
  right: -100%;
  width: 80%;
  max-width: 300px;
  height: calc(100vh - var(--header-height));
  background-color: var(--bg-secondary);
  box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
  transition: right 0.3s ease-in-out;
  z-index: 1000;
  overflow-y: auto;
}

nav.mobile-menu.active {
  right: 0;
}

nav.mobile-menu ul {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

nav.mobile-menu a {
  font-size: 1.2rem;
  font-weight: 500;
  display: block;
  padding: 12px 15px;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

nav.mobile-menu a:hover {
  background-color: var(--bg-tertiary);
  color: var(--accent);
}

/* ==========================================================================
   SEÇÃO HERO
   ========================================================================== */

.hero {
  padding: calc(var(--header-height) + 50px) 0 100px;
  text-align: center;
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  position: relative;
}

.hero h1 {
  font-size: 3.2rem;
  margin-bottom: 20px;
  line-height: 1.2;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtitle {
  font-size: 1.3rem;
  margin-bottom: 40px;
  color: var(--text-secondary);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 60px;
  flex-wrap: wrap;
}

.stat-item {
  background-color: rgba(255, 215, 0, 0.1);
  padding: 20px 30px;
  border-radius: var(--border-radius);
  border: 1px solid var(--accent);
  min-width: 150px;
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(255, 215, 0, 0.1);
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 5px;
}

.stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition);
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--black);
  padding: 5px;
  border-radius: 8px;
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--accent);
  border-radius: 8px;
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(255, 215, 0, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--accent);
  border-color: var(--accent);
}

.btn-secondary:hover {
  background-color: var(--accent);
  color: var(--black);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

.btn-outline {
  background-color: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
  padding: 12px 25px;
}

.btn-outline:hover {
  background-color: var(--accent);
  color: var(--black);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-primary);
  border: 2px solid var(--gray-600);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

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

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.btn-card {
  padding: 12px 25px;
  font-size: 1rem;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 30px;
}

/* ==========================================================================
   SEÇÃO FEATURES
   ========================================================================== */

.features {
  padding: 80px 0;
  background-color: var(--bg-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.feature-card {
  background-color: var(--bg-secondary);
  padding: 30px;
  border-radius: var(--border-radius);
  transition: var(--transition);
  box-shadow: var(--box-shadow);
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background-color: rgba(255, 215, 0, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
  font-size: 1.5rem;
}

.feature-card h3 {
  margin-bottom: 15px;
}

.feature-sublist {
  list-style: none;
  padding: 0;
  margin-top: 20px;
}

.feature-sublist li {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
}

.feature-sublist i {
  color: var(--accent);
}

/* ==========================================================================
   SEÇÃO ABOUT HIGHLIGHT
   ========================================================================== */

.about-highlight {
  padding: 80px 0;
  background-color: var(--bg-tertiary);
}

.about-content {
  display: flex;
  gap: 50px;
  align-items: center;
}

.about-text {
  flex: 1;
}

.about-image {
  flex: 1;
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.about-image:hover img {
  transform: scale(1.03);
}

.dashboard-highlights {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  display: flex;
  justify-content: space-between;
  background-color: rgba(0, 0, 0, 0.7);
  padding: 15px;
  border-radius: var(--border-radius);
}

.dashboard-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: white;
  font-size: 0.8rem;
}

.dashboard-item i {
  color: var(--accent);
}

.about-list {
  list-style: none;
  padding: 0;
  margin: 25px 0;
}

.about-list li {
  margin-bottom: 15px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.about-list i {
  color: var(--accent);
  margin-top: 3px;
}

.about-cta {
  display: flex;
  gap: 15px;
  margin-top: 30px;
  flex-wrap: wrap;
}

/* ==========================================================================
   SEÇÃO IA EXCLUSIVA
   ========================================================================== */

.ia-exclusive {
  padding: 80px 0;
  background-color: var(--bg-tertiary);
}

.ia-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin: 50px 0;
}

.ia-feature-card {
  background-color: var(--bg-secondary);
  padding: 30px;
  border-radius: var(--border-radius);
  transition: var(--transition);
  text-align: center;
  box-shadow: var(--box-shadow);
}

.ia-feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.ia-feature-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.ia-feature-card h3 {
  margin-bottom: 15px;
  color: var(--accent);
}

.ia-cta {
  text-align: center;
  margin: 40px 0;
}

.ia-preview {
  display: flex;
  align-items: center;
  gap: 40px;
  background-color: var(--bg-secondary);
  padding: 30px;
  border-radius: var(--border-radius);
  margin-top: 50px;
  box-shadow: var(--box-shadow);
}

.ia-preview img {
  width: 200px;
  height: auto;
  border-radius: 50%;
  border: 5px solid var(--accent);
}

.ia-preview-content {
  flex: 1;
}

.ia-preview-content h3 {
  margin-bottom: 15px;
  font-size: 1.8rem;
}

@media (max-width: 768px) {
  .ia-preview {
    flex-direction: column;
    text-align: center;
  }
  
  .ia-preview img {
    width: 150px;
  }
}

/* ==========================================================================
   SEÇÃO DEPOIMENTOS
   ========================================================================== */

.testimonials {
  padding: 80px 0;
  background-color: var(--bg-primary);
}

.testimonial-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.testimonial-card {
  background-color: var(--bg-secondary);
  padding: 30px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-5px);
}

.testimonial-rating {
  color: var(--accent);
  margin-bottom: 15px;
}

.testimonial-rating i {
  margin-right: 3px;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 20px;
  position: relative;
}

.testimonial-text::before {
  content: '"';
  font-size: 3rem;
  color: var(--accent);
  opacity: 0.2;
  position: absolute;
  top: -20px;
  left: -10px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}

.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent);
}

.testimonial-author div {
  text-align: left;
}

.testimonial-author strong {
  display: block;
  margin-bottom: 5px;
}

.testimonial-author span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   SEÇÃO CTA
   ========================================================================== */

.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  text-align: center;
  color: var(--text-primary);
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  margin-bottom: 15px;
}

.cta-content p {
  margin-bottom: 30px;
  font-size: 1.1rem;
}

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

.footer-container {
  background: var(--bg-secondary);
  padding-top: 60px;
  color: var(--text-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(200px,1fr));
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-logo img {
  margin-bottom: 20px;
  width: 200px;
}

.footer-logo p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 15px;
}

.footer-social a {
  color: var(--text-primary);
  width: 35px;
  height: 35px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-tertiary);
  transition: var(--transition);
}

.footer-social a:hover {
  color: var(--accent);
  transform: translateY(-3px);
}

.footer-links h3,
.footer-contact h3,
.footer-newsletter h3 {
  color: var(--accent);
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.footer-links ul {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  transition: var(--transition);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-contact ul {
  list-style: none;
  padding: 0;
}

.footer-contact li {
  margin-bottom: 15px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-contact i {
  color: var(--accent);
  margin-top: 3px;
}

.newsletter-form {
  display: flex;
  gap: 10px;
}

.newsletter-form input {
  flex: 1;
  padding: 10px 15px;
  border-radius: var(--border-radius);
  border: 1px solid var(--bg-tertiary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

.footer-bottom {
  text-align: center;
  padding: 20px;
  margin-top: 40px;
  border-top: 1px solid var(--bg-tertiary);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-legal {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 15px;
}

.footer-legal a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.footer-legal a:hover {
  color: var(--accent);
}

/* ==========================================================================
   COMPONENTES FLUTUANTES
   ========================================================================== */

.theme-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
}

#theme-toggle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--accent);
  color: var(--black);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
}

#theme-toggle:hover {
  transform: scale(1.1);
}

#back-to-top {
  position: fixed;
  bottom: 90px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  border: 2px solid var(--accent);
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

#back-to-top:hover {
  background-color: var(--accent);
  color: var(--black);
  transform: translateY(-5px);
}

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

form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

input,
textarea,
select {
  padding: 15px;
  border-radius: var(--border-radius);
  border: 1px solid var(--bg-tertiary);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
  width: 100%;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(255, 215, 0, 0.2);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23FFD700'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 20px;
}

/* ==========================================================================
   SEÇÃO HIGHLIGHTS
   ========================================================================== */

.highlights {
  padding: 80px 0;
  background-color: var(--bg-primary);
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.highlight-card {
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  position: relative;
}

.highlight-card:hover {
  transform: translateY(-10px);
}

.highlight-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: var(--accent);
  color: var(--black);
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  z-index: 2;
}

.highlight-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.highlight-card:hover img {
  transform: scale(1.05);
}

.highlight-content {
  padding: 20px;
}

.highlight-content h3 {
  margin-bottom: 10px;
  font-size: 1.3rem;
}

.highlight-content p {
  margin-bottom: 15px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   SEÇÃO BENEFÍCIOS
   ========================================================================== */

.benefits {
  padding: 80px 0;
  background-color: var(--bg-tertiary);
}

.benefits-steps {
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-width: 800px;
  margin: 50px auto 0;
}

.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.step-number {
  background-color: var(--accent);
  color: var(--black);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
  font-size: 1.2rem;
}

.step-content h3 {
  margin-bottom: 10px;
  color: var(--accent);
}

/* ==========================================================================
   SEÇÃO FAQ
   ========================================================================== */

.faq {
  padding: 80px 0;
  background-color: var(--bg-primary);
}

.faq-accordion {
  max-width: 800px;
  margin: 50px auto 0;
}

.faq-item {
  margin-bottom: 15px;
  border-bottom: 1px solid var(--bg-tertiary);
}

.faq-question {
  width: 100%;
  padding: 20px 0;
  background: none;
  border: none;
  color: var(--text-primary);
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 500;
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question i {
  transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"] i {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding-right: 30px;
}

.faq-question[aria-expanded="true"] + .faq-answer {
  max-height: 300px;
}

.faq-cta {
  text-align: center;
  margin-top: 40px;
}

.faq-cta p {
  margin-bottom: 20px;
  font-size: 1.1rem;
}

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

@media (max-width: 1200px) {
  .hero h1 {
    font-size: 2.8rem;
  }
  
  h2 {
    font-size: 2.4rem;
  }
}

@media (max-width: 992px) {
  .about-content,
  .contact-content {
    flex-direction: column;
    gap: 40px;
  }
  
  .about-image {
    order: -1;
  }
  
  .form-group {
    flex-direction: column;
    gap: 15px;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 80px;
    --logo-height: 120px;
  }
  
  nav.desktop-menu {
    display: none;
  }
  
  .mobile-menu-button {
    display: block;
  }
  
  .hero {
    padding: calc(var(--header-height) + 30px) 0 80px;
  }
  
  .hero h1 {
    font-size: 2.4rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .stat-item {
    padding: 15px 20px;
    min-width: 120px;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .contact-info {
    margin-top: 40px;
    text-align: center;
  }
  
  .info-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .social-icons {
    justify-content: center;
  }
  
  .testimonial-author {
    flex-direction: column;
    text-align: center;
  }
  
  .about-cta {
    flex-direction: column;
  }
}

@media (max-width: 576px) {
  :root {
    --mobile-logo-height: 80px;
  }
  
  .hero {
    padding: calc(var(--header-height) + 30px) 0 50px;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 15px;
  }
  
  .stat-item {
    min-width: calc(50% - 15px);
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-legal {
    flex-direction: column;
    gap: 10px;
  }
  
  #back-to-top {
    bottom: 90px;
    right: 20px;
    width: 45px;
    height: 45px;
  }
  
  .theme-float {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }
}

/* Transições básicas */
[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

[data-animate].animate {
  opacity: 1;
  transform: translateY(0);
}

/* Efeitos hover */
.highlight-card img {
  transition: transform 0.5s ease;
}

.testimonial-card {
  transition: transform 0.3s ease;
}

.btn {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

/* Botão voltar ao topo */
#back-to-top {
  transition: all 0.3s ease;
  opacity: 0;
  visibility: hidden;
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   ESTILOS PARA A PÁGINA DA IA
   ========================================================================== */

.ia-hero {
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  position: relative;
}

.ia-chat-section {
  padding: 80px 0;
  background-color: var(--bg-tertiary);
}

/* Container do chat integrado ao design do site */
.app-container {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
}

/* Ajustes para o tema escuro */
.app-header {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-bottom: 2px solid var(--accent);
}

.app-header h1 {
  color: var(--accent);
}

.chat-container {
  background-color: var(--bg-primary);
}

.chat-messages {
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
}

.message {
  max-width: 80%;
}

.bot-message {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.user-message {
  background-color: var(--accent);
  color: var(--black);
}

.input-container {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--bg-tertiary);
}

#user-input {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--bg-tertiary);
}

#user-input:focus {
  border-color: var(--accent);
}

#send-button {
  background-color: var(--accent);
  color: var(--black);
}

#reset-button {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--accent);
}

.app-footer {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

/* Responsividade */
@media (max-width: 768px) {
  .ia-chat-section {
    padding: 40px 0;
  }
  
  .app-container {
    border-radius: 0;
  }
  
  .message {
    max-width: 90%;
  }
}