:root {
  --primary: #6b3fa0;
  --secondary: #9b6dff;
  --accent: #ff61ab;
  --background: #1a1a2e;
  --text: #ffffff;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--background);
  color: var(--text);
  line-height: 1.6;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  position: fixed;
  width: 100%;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.5rem;
  font-weight: bold;
}

.brain-outline {
  fill: none;
  stroke: var(--primary);
  stroke-width: 2;
}

.brain-waves {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  animation: pulse 2s infinite;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--accent);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10%;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 600px;
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(45deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-group {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.cta-button {
  padding: 1rem 2rem;
  font-size: 1.2rem;
  border: none;
  border-radius: 50px;
  background: linear-gradient(45deg, var(--primary), var(--secondary));
  color: var(--text);
  cursor: pointer;
  transition: transform 0.3s;
  margin-top: 2rem;
}

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

.cta-button:hover {
  transform: scale(1.05);
}

.trust-badges {
  margin-top: 2rem;
}

.badge-container {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.company-badge {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
}

.mind-visualization {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle at center, var(--secondary), transparent);
  border-radius: 50%;
  animation: float 6s infinite ease-in-out;
}

.features {
  padding: 5rem 10%;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.feature {
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  transition: transform 0.3s;
}

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

.feature-icon svg {
  margin-bottom: 1rem;
}

.feature-circle {
  fill: none;
  stroke: var(--primary);
  stroke-width: 2;
}

.feature-path {
  stroke: var(--accent);
  stroke-width: 2;
}

.feature-triangle {
  fill: none;
  stroke: var(--primary);
  stroke-width: 2;
}

.feature-inner {
  fill: var(--accent);
}

.feature-square {
  fill: none;
  stroke: var(--primary);
  stroke-width: 2;
}

.feature-pulse {
  fill: var(--accent);
  animation: pulse 2s infinite;
}

.testimonials {
  padding: 5rem 10%;
  background: rgba(255, 255, 255, 0.02);
}

.testimonial-carousel {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  gap: 2rem;
  padding: 2rem 0;
}

.testimonial {
  min-width: 300px;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  scroll-snap-align: start;
}

.testimonial-rating {
  color: var(--accent);
  margin-bottom: 1rem;
}

.interactive-demo {
  padding: 5rem 10%;
  text-align: center;
}

.mind-game {
  margin-top: 3rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  min-height: 400px;
}

.pricing {
  padding: 5rem 10%;
  background: rgba(255, 255, 255, 0.02);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.pricing-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
  position: relative;
  transition: transform 0.3s;
}

.pricing-card.featured {
  border: 2px solid var(--accent);
  transform: scale(1.05);
}

.featured-tag {
  position: absolute;
  top: -15px;
  right: 20px;
  background: var(--accent);
  padding: 0.5rem 1rem;
  border-radius: 15px;
  font-size: 0.9rem;
}

.price {
  font-size: 2.5rem;
  margin: 1rem 0;
  color: var(--accent);
}

.price span {
  font-size: 1rem;
  color: var(--text);
}

.pricing-card ul {
  list-style: none;
  margin: 2rem 0;
  text-align: left;
}

.pricing-card ul li {
  margin: 1rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.pricing-card ul li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.plan-button {
  width: 100%;
  padding: 1rem;
  border: none;
  border-radius: 25px;
  background: linear-gradient(45deg, var(--primary), var(--secondary));
  color: var(--text);
  cursor: pointer;
  transition: transform 0.3s;
}

.contact {
  padding: 5rem 10%;
  text-align: center;
}

.contact-container {
  max-width: 600px;
  margin: 3rem auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: var(--text);
}

.form-group textarea {
  height: 150px;
  resize: vertical;
}

.submit-button {
  padding: 1rem;
  background: var(--accent);
  border: none;
  border-radius: 25px;
  color: var(--text);
  cursor: pointer;
  transition: transform 0.3s;
}

.login-btn {
  background: var(--accent);
  padding: 0.5rem 1rem;
  border-radius: 20px;
}

.footer {
  background: rgba(0, 0, 0, 0.3);
  padding: 5rem 10% 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h4 {
  margin-bottom: 1rem;
}

.footer-section a {
  display: block;
  color: var(--text);
  text-decoration: none;
  margin: 0.5rem 0;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes pulse {
  0% { opacity: 0.5; transform: scale(0.95); }
  50% { opacity: 1; transform: scale(1.05); }
  100% { opacity: 0.5; transform: scale(0.95); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 100px;
  }
  
  .mind-visualization {
    width: 300px;
    height: 300px;
    margin-top: 2rem;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  .nav-links {
    display: none;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .pricing-card.featured {
    transform: scale(1);
  }
  
  .cta-group {
    flex-direction: column;
  }
}