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

html {
scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  color: #333;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-weight: 500;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.125rem;
}

.btn-primary {
  background-color: #9333ea;
  color: white;
  border: none;
}

.btn-primary:hover {
  background-color: #7e22ce;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid #e5e7eb;
  color: #333;
}

.btn-outline:hover {
  background-color: #f9fafb;
}

.btn-white {
  background-color: white;
  color: #9333ea;
  border: none;
}

.btn-white:hover {
  background-color: #f9fafb;
}

/* Header styles */
header {
  border-bottom: 1px solid #e5e7eb;
  padding: 1rem 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-icon {
  background-color: #9333ea;
  color: white;
  padding: 0.5rem;
  border-radius: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-links {
  display: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover {
  color: #9333ea;
}

.auth-buttons {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Hero section */
.hero {
  padding: 4rem 0;
  background: linear-gradient(to bottom, #f5f3ff, #ffffff);
}

.hero-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

.hero-description {
  font-size: 1.125rem;
  color: #6b7280;
  max-width: 28rem;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

.hero-image {
  position: relative;
  height: 400px;
  border-radius: 0.5rem;
  overflow: hidden;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  border: 1px solid #e5e7eb;
}

.app-preview {
  position: absolute;
  inset: 0;
  background-color: #111827;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.app-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.app-logo {
  background-color: #9333ea;
  color: white;
  padding: 0.375rem;
  border-radius: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: white;
}

.app-input {
  background-color: #1f2937;
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1rem;
  color: #d1d5db;
}

.app-buttons {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.app-premium {
  background-color: #1f2937;
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1rem;
  color: #9ca3af;
}

.app-footer {
  margin-top: auto;
  display: flex;
  gap: 0.5rem;
}

/* Features section */
.features {
  padding: 4rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }
}

.section-description {
  font-size: 1.125rem;
  color: #6b7280;
  max-width: 36rem;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background-color: white;
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  border: 1px solid #f3f4f6;
}

.feature-icon {
  background-color: #f5f3ff;
  color: #9333ea;
  width: fit-content;
  padding: 0.75rem;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-description {
  color: #6b7280;
}

/* Pricing section */
.pricing {
  padding: 4rem 0;
  background: linear-gradient(to bottom, #ffffff, #f5f3ff);
}

.pricing-grid {
  display: grid;
  gap: 2rem;
  max-width: 64rem;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pricing-card {
  background-color: white;
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  border: 1px solid #f3f4f6;
}

.pricing-card.popular {
  background-color: #9333ea;
  color: white;
  position: relative;
  transform: scale(1.05);
  z-index: 10;
}

.popular-badge {
  position: absolute;
  top: -1rem;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
}

.popular-badge span {
  background-color: #facc15;
  color: #854d0e;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pricing-description {
  color: #6b7280;
  margin-bottom: 1rem;
}

.pricing-card.popular .pricing-description {
  color: #e9d5ff;
}

.pricing-price {
  margin-bottom: 1.5rem;
}

.price-amount {
  font-size: 2.25rem;
  font-weight: 700;
}

.price-period {
  color: #6b7280;
}

.pricing-card.popular .price-period {
  color: #e9d5ff;
}

.pricing-features {
  margin-bottom: 2rem;
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.pricing-feature svg {
  margin-right: 0.5rem;
  flex-shrink: 0;
}

.pricing-card.popular .pricing-feature svg {
  color: #facc15;
}

.pricing-button {
  width: 100%;
}

/* CTA section */
.cta {
  padding: 4rem 0;
  background-color: #111827;
  color: white;
  text-align: center;
}

.cta-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .cta-title {
    font-size: 2.5rem;
  }
}

.cta-description {
  font-size: 1.125rem;
  color: #d1d5db;
  max-width: 36rem;
  margin: 0 auto 2rem;
}

/* Footer */
.footer {
  background-color: #f9fafb;
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-logo-icon {
  background-color: #9333ea;
  color: white;
  padding: 0.375rem;
  border-radius: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-logo-text {
  font-size: 1.125rem;
  font-weight: 700;
}

.footer-description {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: 1rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  color: #6b7280;
  transition: color 0.2s;
}

.social-link:hover {
  color: #9333ea;
}

.footer-heading {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-link {
  font-size: 0.875rem;
  color: #6b7280;
  transition: color 0.2s;
}

.footer-link:hover {
  color: #9333ea;
}

.footer-bottom {
  border-top: 1px solid #e5e7eb;
  margin-top: 3rem;
  padding-top: 2rem;
  text-align: center;
}

.copyright {
  font-size: 0.875rem;
  color: #6b7280;
}

.robot{
    width: 40vh;
    height: 50vh ;
}