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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #1f2937;
  background: linear-gradient(135deg, #ecfdf5 0%, #ffffff 50%, #f0fdfa 100%);
  min-height: 100dvh;
}

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

.section {
  padding: 4rem 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: bold;
  text-align: center;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.25rem;
  color: #6b7280;
  text-align: center;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Header Styles */
header {
  padding: 1rem 0;
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 160px;
  height: 40px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  border-radius: 20%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: #6b7280;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #1f2937;
}

.btn-s {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  font-size: 18px;
  margin-top: 20px;
}

.btn-sb {
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  color: white !important;
}

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 14px;
}

.btn-primary {
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  color: white !important;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1b77be, #1f2f6d);
  transform: translateY(-1px);
}

.btn-secondary {
  background: white;
  color: #374151;
  border: 1px solid #d1d5db;
}

.btn-secondary:hover {
  background: #f9fafb;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 16px;
}

/* Hero Section */

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content {
  margin: 2rem 0rem;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: bold;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: #6b7280;
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 500px;
}

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

/* Device Mockup */
.device-container {
  position: relative;
}

.bg-decoration {
  position: absolute;
  border-radius: 50%;
  opacity: 0.2;
  filter: blur(60px);
}

.bg-decoration-1 {
  top: -1rem;
  right: -1rem;
  width: 18rem;
  height: 18rem;
  background: linear-gradient(135deg, #a7f3d0, #a5f3fc);
}

.bg-decoration-2 {
  bottom: -2rem;
  left: -2rem;
  width: 16rem;
  height: 16rem;
  background: linear-gradient(135deg, #a5f3fc, #a7f3d0);
}

.device-mockup {
  position: relative;
  z-index: 10;
  background: white;
  border-radius: 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  padding: 1.5rem;
  transform: rotate(3deg);
  transition: transform 0.5s ease;
}

.device-mockup:hover {
  transform: rotate(0deg);
}

.dashboard {
  background: linear-gradient(135deg, #1f2937, #374151);
  border-radius: 16px;
  padding: 1.5rem;
  color: white;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.window-controls {
  display: flex;
  gap: 0.5rem;
}

.window-control {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.control-red {
  background: #ef4444;
}
.control-yellow {
  background: #eab308;
}
.control-green {
  background: #22c55e;
}

.dashboard-title {
  font-size: 0.875rem;
  color: #9ca3af;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.metric-label {
  font-size: 0.875rem;
  color: #d1d5db;
}

.metric-value {
  color: #1f2f6d;
  font-weight: 600;
}

.engagement-card {
  background: #374151;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.engagement-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.engagement-label {
  font-size: 0.75rem;
  color: #9ca3af;
}

.live-indicator {
  font-size: 0.75rem;
  color: #1b77be;
}

.engagement-chart {
  height: 5rem;
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.2),
    rgba(6, 182, 212, 0.2)
  );
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.engagement-number {
  font-size: 1.5rem;
  font-weight: bold;
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.stat-card {
  border-radius: 8px;
  padding: 0.75rem;
  text-align: center;
}

.stat-card.growth {
  background: rgba(16, 185, 129, 0.1);
}

.stat-card.reach {
  background: rgba(6, 182, 212, 0.1);
}

.stat-number {
  font-size: 1.125rem;
  font-weight: bold;
  margin-bottom: 0.25rem;
}

.stat-number.growth {
  color: #1f2f6d;
}
.stat-number.reach {
  color: #1b77be;
}

.stat-label {
  font-size: 0.75rem;
  color: #9ca3af;
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.features-grid2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(600px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  margin-bottom: 1rem;
}

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

.feature-description {
  color: #6b7280;
  line-height: 1.6;
}

/* Stats Section */
.stats-section {
  background: linear-gradient(135deg, #f0fdf4, #ecfeff);
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 1rem;
}

.stat-item-number {
  font-size: 3rem;
  font-weight: bold;
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.stat-item-label {
  font-size: 1.125rem;
  color: #6b7280;
}

/* Testimonials Section */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  position: relative;
}

.testimonial-quote {
  font-size: 1.125rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  color: #374151;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
}

.author-info h4 {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.author-info p {
  color: #6b7280;
  font-size: 0.875rem;
}

.quote-icon {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 2rem;
  color: #e5e7eb;
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  position: relative;
  transition: transform 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-4px);
}

.pricing-card.featured {
  border: 2px solid #1f2f6d;
  transform: scale(1.05);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.pricing-plan {
  font-size: 1.25rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.pricing-price {
  font-size: 3rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.pricing-period {
  color: #6b7280;
  margin-bottom: 2rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-features li {
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-features li::before {
  content: "✓";
  color: #1f2f6d;
  font-weight: bold;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  color: white;
  padding: 4rem 0;
}

.cta-content {
  text-align: center;
  max-width: 768px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.cta-description {
  font-size: 1.25rem;
  color: #d1d5db;
  margin-bottom: 2rem;
}

.btn-cta {
  background: white;
  color: #1f2937;
}

.btn-cta:hover {
  background: #f9fafb;
}

/* Footer */
.footer {
  background: #1f2937;
  color: white;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  font-size: 1.125rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

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

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: #d1d5db;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: white;
}

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

.footer-brand .logo-icon {
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
}

.footer-brand .logo-text {
  color: white;
}

.footer-description {
  color: #d1d5db;
  line-height: 1.6;
  margin-bottom: 1rem;
}

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

.social-link {
  width: 40px;
  height: 40px;
  background: #374151;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-link:hover {
  background: linear-gradient(135deg, #1f2f6d, #1b77be);
  color: white;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 1rem;
  text-align: center;
  color: #9ca3af;
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  margin: 1rem;
  padding: 1rem;
}

.mobile-menu.active {
  display: block;
}

.mobile-nav-links {
  list-style: none;
  padding: 0;
}

.mobile-nav-links li {
  margin-bottom: 1rem;
}

.mobile-nav-links a {
  text-decoration: none;
  color: #6b7280;
  font-size: 1.125rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .section-title {
    font-size: 2rem;
  }

  .cta-title {
    font-size: 2rem;
  }

  .device-mockup {
    transform: none;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .pricing-card.featured {
    transform: none;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1.125rem;
  }

  .container {
    padding: 0 0.75rem;
  }

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

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

.hero-content {
  animation: fadeInUp 0.8s ease-out;
}

.device-container {
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}