:root {
  --primary-color: #6366f1;
  --secondary-color: #4f46e5;
  --accent-color: #10b981;
  --background-color: #0f0f12;
  --card-background: #1a1a1f;
  --text-color: #f3f4f6;
  --text-secondary: #9ca3af;
  --border-color: #2d2d3a;
  --header-height: 120px;
  --max-width: 1200px;
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--primary-color);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(15, 15, 18, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: auto;
  position: relative;
}

.logo img {
  height: 240px;
  animation: fadeIn 0.8s ease-in-out;
  filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.3));
  transition: var(--transition);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo img:hover {
  filter: drop-shadow(0 0 12px rgba(99, 102, 241, 0.5));
  transform: scale(1.05);
}

.logo-text {
  display: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 1001;
}

nav {
  display: flex;
  align-items: center;
}

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  position: relative;
  margin: 0 15px;
}

nav ul li a {
  font-weight: 500;
  padding: 8px 0;
  position: relative;
}

nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

nav ul li a:hover::after {
  width: 100%;
}

.dropdown {
  position: relative;
}

.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--card-background);
  min-width: 200px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  border-radius: var(--border-radius);
  padding: 10px 0;
  z-index: 1;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
}

.dropdown:hover .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-content a {
  display: block;
  padding: 10px 20px;
  color: var(--text-color);
  transition: var(--transition);
}

.dropdown-content a:hover {
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
}

/* Hero Section */
.hero {
  padding: 180px 0 100px;
  background: linear-gradient(to bottom, rgba(15, 15, 18, 0.8), var(--background-color)), url('assets/images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 30px;
  line-height: 1.2;
  background: linear-gradient(to right, var(--text-color), var(--primary-color));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: fadeIn 1s ease-in-out;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  max-width: 800px;
  animation: fadeIn 1.2s ease-in-out;
}

.hero div {
  margin-top: 40px;
  animation: fadeIn 1.4s ease-in-out;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--primary-color);
  color: white;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: var(--secondary-color);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
  color: white;
}

.btn-secondary {
  background-color: transparent;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  margin-left: 15px;
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Features Section */
.features {
  padding: 100px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  border-radius: 3px;
}

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

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

.feature-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 30px;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  height: 100%;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.2);
  border-color: var(--primary-color);
}

.feature-icon {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
}

.feature-card p {
  color: var(--text-secondary);
}

/* CoreStack Section */
.core-stack {
  padding: 100px 0;
  background-color: rgba(26, 26, 31, 0.5);
}

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

.component-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 30px;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  height: 100%;
}

.component-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.component-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
}

.component-card h3 span {
  margin-right: 10px;
  color: var(--accent-color);
}

.component-card p {
  color: var(--text-secondary);
}

/* Capabilities Section */
.capabilities {
  padding: 100px 0;
}

.capabilities-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 30px;
  gap: 10px;
}

.capability-tab {
  padding: 12px 20px;
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  border: 1px solid var(--border-color);
}

.capability-tab:hover {
  background-color: rgba(99, 102, 241, 0.1);
}

.capability-tab.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.capabilities-content {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 40px;
  border: 1px solid var(--border-color);
}

.capability-item {
  display: none;
}

.capability-item.active {
  display: block;
  animation: fadeIn 0.5s ease-in-out;
}

.capability-header {
  margin-bottom: 30px;
}

.capability-header h3 {
  font-size: 1.8rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
}

.capability-header h3 i {
  margin-right: 15px;
  color: var(--primary-color);
}

.capability-header p {
  color: var(--text-secondary);
}

.capability-details {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 20px;
}

.capability-image {
  flex: 1;
  min-width: 300px;
  background-color: rgba(26, 26, 31, 0.5);
  border-radius: var(--border-radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.capability-image i {
  font-size: 5rem;
  color: var(--primary-color);
}

.capability-description {
  flex: 2;
  min-width: 300px;
}

/* Use Cases Section */
.use-cases {
  padding: 100px 0;
}

.case-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 30px;
  gap: 10px;
}

.case-tab {
  padding: 12px 20px;
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  border: 1px solid var(--border-color);
}

.case-tab:hover {
  background-color: rgba(99, 102, 241, 0.1);
}

.case-tab.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.case-content {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 40px;
  border: 1px solid var(--border-color);
}

.case-scenario {
  display: none;
}

.case-scenario.active {
  display: block;
  animation: fadeIn 0.5s ease-in-out;
}

.case-header {
  margin-bottom: 30px;
}

.case-header h3 {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.case-header p {
  color: var(--text-secondary);
}

.chat-example {
  margin: 20px 0;
  max-width: 500px;
}

.chat-message {
  margin-bottom: 15px;
}

.chat-message.user {
  display: flex;
  justify-content: flex-end;
}

.chat-bubble {
  padding: 15px;
  border-radius: 18px;
  max-width: 80%;
  line-height: 1.5;
}

.chat-message.bot .chat-bubble {
  background-color: var(--primary-color);
  border-bottom-left-radius: 5px;
}

.chat-message.user .chat-bubble {
  background-color: #2d2d3a;
  border-bottom-right-radius: 5px;
}

.case-benefits {
  margin-top: 30px;
  padding: 20px;
  background-color: rgba(16, 185, 129, 0.1);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--accent-color);
}

.case-benefits h4 {
  color: var(--accent-color);
  font-weight: 600;
}

/* Benefits Section */
.benefits {
  padding: 100px 0;
  background-color: rgba(26, 26, 31, 0.5);
}

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

.benefit-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 30px;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  height: 100%;
}

.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.benefit-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
}

.benefit-card h3 span {
  margin-right: 10px;
}

.benefit-card p {
  color: var(--text-secondary);
}

/* Security Section */
.security {
  padding: 100px 0;
}

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

.security-feature {
  display: flex;
  align-items: flex-start;
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 30px;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  height: 100%;
}

.security-feature:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  border-color: var(--primary-color);
}

.security-icon {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-right: 20px;
  flex-shrink: 0;
}

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

.security-content p {
  color: var(--text-secondary);
}

/* Contact Section */
.contact {
  padding: 100px 0;
  background-color: rgba(26, 26, 31, 0.5);
}

.contact-form {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 40px;
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  background-color: rgba(45, 45, 58, 0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  color: var(--text-color);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-secondary);
}

.form-submit {
  text-align: center;
}

.form-privacy {
  margin-top: 15px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-privacy a {
  color: var(--primary-color);
  text-decoration: underline;
}

.form-success {
  text-align: center;
  padding: 40px 20px;
}

.success-icon {
  font-size: 4rem;
  color: var(--accent-color);
  margin-bottom: 20px;
}

.form-success h3 {
  font-size: 1.8rem;
  margin-bottom: 15px;
}

.form-success p {
  color: var(--text-secondary);
}

/* Chat Widget */
.chat-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
}

.chat-button {
  width: 60px;
  height: 60px;
  background-color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
  transition: var(--transition);
}

.chat-button:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.chat-box {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 350px;
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  display: none;
}

.chat-header {
  background-color: var(--primary-color);
  color: white;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.close-chat {
  background: none;
  border: none;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
}

.chat-messages {
  height: 350px;
  padding: 20px;
  overflow-y: auto;
}

.chat-input {
  display: flex;
  border-top: 1px solid var(--border-color);
  padding: 10px;
}

.chat-input input {
  flex: 1;
  padding: 10px 15px;
  background-color: rgba(45, 45, 58, 0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  color: var(--text-color);
  font-family: inherit;
  font-size: 1rem;
}

.chat-input input:focus {
  outline: none;
  border-color: var(--primary-color);
}

.chat-input button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  width: 40px;
  margin-left: 10px;
  cursor: pointer;
  transition: var(--transition);
}

.chat-input button:hover {
  background-color: var(--secondary-color);
}

/* Table Styles */
.table-container {
  overflow-x: auto;
  margin: 30px 0;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

thead {
  background-color: rgba(26, 26, 31, 0.8);
}

th, td {
  padding: 15px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  font-weight: 600;
}

tbody tr {
  transition: var(--transition);
}

tbody tr:hover {
  background-color: rgba(99, 102, 241, 0.05);
}

/* Modern Footer */
.modern-footer {
  background-color: var(--card-background);
  border-top: 1px solid var(--border-color);
  color: var(--text-color);
}

.footer-top {
  padding: 60px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-brand {
  grid-column: span 1;
}

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

.footer-logo img {
  height: 180px;
  filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.3));
  transition: var(--transition);
}

.footer-tagline {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 25px;
  line-height: 1.5;
}

.social-media {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--primary-color);
  transition: var(--transition);
}

.social-link:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

.footer-nav,
.footer-contact-info {
  grid-column: span 1;
}

.footer-nav h4,
.footer-contact-info h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-nav h4::after,
.footer-contact-info h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  border-radius: 2px;
}

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

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--text-secondary);
  transition: var(--transition);
  display: inline-block;
  position: relative;
}

.footer-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary-color);
  transform: translateX(5px);
}

.footer-links a:hover::after {
  width: 100%;
}

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

.contact-list li {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  color: var(--text-secondary);
}

.contact-list li i {
  width: 20px;
  margin-right: 10px;
  color: var(--primary-color);
}

.contact-list li a {
  color: var(--text-secondary);
  transition: var(--transition);
}

.contact-list li a:hover {
  color: var(--primary-color);
}

.btn-outline {
  display: inline-block;
  padding: 10px 20px;
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius);
  color: var(--primary-color);
  font-weight: 500;
  transition: var(--transition);
  text-align: center;
  background-color: transparent;
}

.btn-outline:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

.footer-bottom {
  padding: 20px 0;
  border-top: 1px solid var(--border-color);
  font-size: 0.9rem;
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright {
  color: var(--text-secondary);
  margin: 0;
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  color: var(--text-secondary);
  transition: var(--transition);
}

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

/* Responsive Styles */
@media (max-width: 1200px) {
  .container {
    padding: 0 30px;
  }
  
  .hero h1 {
    font-size: 3rem;
  }
  
  .section-title h2 {
    font-size: 2.2rem;
  }
  
  .logo img {
    height: 200px;
  }
  
  .footer-logo img {
    height: 150px;
  }
}

@media (max-width: 1024px) {
  :root {
    --header-height: 110px;
  }
  
  .hero h1 {
    font-size: 2.8rem;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }
  
  .hero-chat-widget {
    max-width: 90%;
  }
  
  .case-tabs {
    gap: 8px;
  }
  
  .case-tab {
    padding: 10px 15px;
    font-size: 0.9rem;
  }
  
  .case-content {
    padding: 30px;
  }
  
  .capabilities-tabs {
    gap: 8px;
  }
  
  .capability-tab {
    padding: 10px 15px;
    font-size: 0.9rem;
  }
  
  .capabilities-content {
    padding: 30px;
  }
  
  .logo img {
    height: 180px;
  }
  
  .footer-logo img {
    height: 140px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 100px;
  }
  
  .nav-toggle {
    display: block;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
  }
  
  nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: var(--card-background);
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
  
  nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  nav ul {
    flex-direction: column;
    width: 100%;
  }
  
  nav ul li {
    margin: 10px 0;
    width: 100%;
  }
  
  nav ul li a {
    display: block;
    padding: 10px 0;
    width: 100%;
  }
  
  .dropdown-content {
    position: static;
    box-shadow: none;
    padding-left: 20px;
    display: none;
    min-width: auto;
    border: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  
  .dropdown.active .dropdown-content {
    display: block;
  }
  
  .hero {
    padding: 140px 0 80px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .features-grid,
  .components-grid,
  .benefits-grid,
  .security-features {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  
  .section-title {
    margin-bottom: 40px;
  }
  
  .features,
  .core-stack,
  .use-cases,
  .benefits,
  .security,
  .contact,
  .capabilities {
    padding: 80px 0;
  }
  
  .logo img {
    height: 160px;
  }
  
  .footer-logo img {
    height: 120px;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 90px;
  }
  
  .container {
    padding: 0 20px;
  }
  
  .hero {
    padding: 120px 0 60px;
  }
  
  .hero h1 {
    font-size: 2.2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .btn {
    padding: 10px 20px;
  }
  
  .section-title h2 {
    font-size: 1.8rem;
  }
  
  .section-title p {
    font-size: 1rem;
  }
  
  .case-content {
    padding: 20px;
  }
  
  .case-header h3 {
    font-size: 1.5rem;
  }
  
  .chat-example {
    max-width: 100%;
  }
  
  .chat-bubble {
    max-width: 85%;
  }
  
  .footer-top {
    padding: 40px 0 20px;
  }
  
  .footer-bottom-content {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .chat-box {
    width: 300px;
  }
  
  .chat-messages {
    height: 300px;
  }
  
  .contact-form {
    padding: 30px 20px;
  }
  
  .capabilities-content {
    padding: 20px;
  }
  
  .capability-header h3 {
    font-size: 1.5rem;
  }
  
  .capability-details {
    flex-direction: column;
  }
  
  .capability-image {
    min-height: 200px;
  }
  
  .logo img {
    height: 140px;
  }
  
  .footer-logo img {
    height: 100px;
  }
}

@media (max-width: 576px) {
  :root {
    --header-height: 80px;
  }
  
  .logo img {
    height: 120px;
  }
  
  .footer-logo img {
    height: 90px;
  }
  
  .hero {
    padding: 110px 0 50px;
  }
  
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .hero p {
    font-size: 0.95rem;
  }
  
  .btn {
    display: block;
    width: 100%;
    margin-bottom: 15px;
    text-align: center;
  }
  
  .btn-secondary {
    margin-left: 0;
  }
  
  .section-title h2 {
    font-size: 1.6rem;
  }
  
  .case-tabs {
    flex-direction: column;
    gap: 5px;
  }
  
  .case-tab {
    width: 100%;
    text-align: center;
  }
  
  .capabilities-tabs {
    flex-direction: column;
    gap: 5px;
  }
  
  .capability-tab {
    width: 100%;
    text-align: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .social-media {
    justify-content: center;
  }
  
  .footer-nav h4::after,
  .footer-contact-info h4::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .footer-nav,
  .footer-contact-info {
    text-align: center;
  }
  
  .contact-list li {
    justify-content: center;
  }
  
  .contact-list li i {
    margin-right: 8px;
  }
  
  .btn-outline {
    display: block;
    width: 100%;
  }
  
  .chat-widget {
    bottom: 20px;
    right: 20px;
  }
  
  .chat-button {
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
  }
  
  .chat-box {
    width: calc(100vw - 40px);
    right: -20px;
  }
  
  .chat-messages {
    height: 280px;
  }
  
  .security-feature {
    flex-direction: column;
    text-align: center;
  }
  
  .security-icon {
    margin: 0 auto 15px;
  }
}

@media (max-width: 400px) {
  .hero h1 {
    font-size: 1.6rem;
  }
  
  .section-title h2 {
    font-size: 1.4rem;
  }
  
  .feature-card,
  .component-card,
  .benefit-card,
  .security-feature {
    padding: 20px;
  }
  
  .chat-messages {
    height: 250px;
    padding: 15px;
  }
  
  .chat-bubble {
    padding: 12px;
    font-size: 0.9rem;
  }
  
  .logo img {
    height: 100px;
  }
  
  .footer-logo img {
    height: 80px;
  }
}

/* Estilo para o link Playable no rodapé */
.footer-by-playable {
  margin-top: 8px;
  margin-bottom: 15px;
  font-size: 14px;
  color: var(--text-light);
}

.footer-by-playable a {
  color: var(--primary-color);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-by-playable a:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

/* Ajustes responsivos para o rodapé */
@media (max-width: 768px) {
  .footer-by-playable {
    font-size: 13px;
    margin-top: 6px;
    margin-bottom: 12px;
  }
}

/* Estilos para o seletor de idiomas */
.language-selector {
  margin-left: 10px;
}

.language-selector a {
  display: flex;
  align-items: center;
}

.language-selector i {
  font-size: 18px;
  margin-right: 5px;
}

.language-selector .dropdown-content {
  min-width: 120px;
}

.language-selector .dropdown-content a {
  padding: 10px 15px;
  position: relative;
}

.language-selector .dropdown-content a.active {
  color: var(--primary-color);
  font-weight: 600;
}

.language-selector .dropdown-content a.active::before {
  content: "✓";
  position: absolute;
  right: 10px;
}

/* Ajustes responsivos para o seletor de idiomas */
@media (max-width: 768px) {
  .language-selector {
    margin-left: 0;
    margin-top: 10px;
  }
  
  .language-selector .dropdown-content {
    position: static;
    box-shadow: none;
    background: transparent;
    padding-left: 15px;
  }
  
  .language-selector .dropdown-content a {
    color: var(--text-light);
    padding: 8px 0;
  }
  
  .language-selector .dropdown-content a.active {
    color: var(--primary-color);
  }
}