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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Анимации для плавного появления */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-up {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Задержки для последовательного появления */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }

.hero-section {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #3b82f6 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  text-align: center;
  color: white;
}

.hero-content {
  max-width: 800px;
  margin-bottom: 4rem;
}

.hero-title {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-title .highlight {
  color: #fbbf24;
}

.hero-subtitle {
  font-size: 1.25rem;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.btn {
  padding: 1rem 2rem;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: #fbbf24;
  color: #1f2937;
  border: none;
}

.btn-primary:hover {
  background: #f59e0b;
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.stats-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  max-width: 800px;
  width: 100%;
}

.stat-item {
  text-align: center;
}

.stat-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.8;
}

.play-icon::before {
  content: "▶";
}

/* Features Section Styles */
.features-section {
  padding: 5rem 2rem;
  background: #f8fafc;
  text-align: center;
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
}

.features-title {
  font-size: 3rem;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 1.5rem;
}

.features-subtitle {
  font-size: 1.25rem;
  color: #6b7280;
  max-width: 600px;
  margin: 0 auto 4rem;
  line-height: 1.6;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.feature-card {
  background: white;
  padding: 2.5rem 2rem;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: left;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  margin-bottom: 1.5rem;
}

.feature-icon.green {
  background: linear-gradient(135deg, #10b981, #059669);
}

.feature-icon.orange {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

.feature-icon.blue {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.feature-icon.purple {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.feature-icon.pink {
  background: linear-gradient(135deg, #ec4899, #db2777);
}

.feature-icon.cyan {
  background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 1rem;
}

.feature-description {
  color: #6b7280;
  line-height: 1.6;
  font-size: 1rem;
}

/* How It Works Section Styles */
.how-it-works-section {
  padding: 5rem 2rem;
  background: white;
  text-align: center;
}

.how-it-works-container {
  max-width: 1200px;
  margin: 0 auto;
}

.how-it-works-title {
  font-size: 3rem;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 1.5rem;
}

.how-it-works-subtitle {
  font-size: 1.25rem;
  color: #6b7280;
  max-width: 600px;
  margin: 0 auto 4rem;
  line-height: 1.6;
}

.steps-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 280px;
  position: relative;
}

.step-icon-container {
  position: relative;
  margin-bottom: 2rem;
}

.step-number {
  position: absolute;
  top: -10px;
  right: -10px;
  background: #1f2937;
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  z-index: 2;
}

.step-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.step-icon.blue {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.step-icon.purple {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.step-icon.green {
  background: linear-gradient(135deg, #10b981, #059669);
}

.step-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 1rem;
}

.step-description {
  color: #6b7280;
  line-height: 1.6;
  text-align: center;
}

.step-arrow {
  font-size: 2rem;
  color: #d1d5db;
  margin: 0 1rem;
  align-self: center;
}

.cta-button {
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  color: white;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(59, 130, 246, 0.4);
}

.cta-icon::before {
  content: "💬";
}

/* CTA Section Styles */
.cta-section {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #3b82f6 100%);
  padding: 5rem 2rem;
  text-align: center;
  color: white;
}

.cta-container {
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.cta-title .highlight {
  color: #fbbf24;
}

.cta-subtitle {
  font-size: 1.25rem;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.cta-btn {
  padding: 1rem 2rem;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.cta-btn.primary {
  background: #fbbf24;
  color: #1f2937;
}

.cta-btn.primary:hover {
  background: #f59e0b;
  transform: translateY(-2px);
}

.cta-btn.secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.cta-btn.secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.cta-features {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  opacity: 0.8;
}

.cta-feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Footer Styles */
.footer {
  background: #1f2937;
  color: #9ca3af;
  padding: 3rem 2rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: white;
}

.footer-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #8b5cf6, #6366f1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.footer-description {
  line-height: 1.6;
  max-width: 300px;
}

.footer-section h3 {
  color: white;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

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

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

.footer-links a {
  color: #9ca3af;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: white;
}

.footer-link-btn {
  background: none;
  border: none;
  color: #9ca3af;
  text-decoration: none;
  transition: color 0.3s ease;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  padding: 0;
  margin: 0;
}

.footer-link-btn:hover {
  color: white;
}

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

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
}

.footer-bottom .heart {
  color: #ef4444;
}

/* Мобильная адаптация для hero секции */
@media (max-width: 480px) {
  .hero-section {
    min-height: 100vh;
    min-height: 100dvh; /* Для современных браузеров */
    padding: 1rem;
    justify-content: space-between;
    overflow: hidden; /* Предотвращаем выход за пределы */
  }

  .hero-content {
    margin-bottom: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 0; /* Позволяет контенту сжиматься */
  }

  .hero-title {
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
  }

  .hero-buttons {
    margin-bottom: 1.5rem;
    gap: 1rem;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    justify-content: center;
  }

  .stats-section {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    max-width: 100%;
    margin-top: auto;
    padding: 0.5rem 0;
    flex-shrink: 0; /* Предотвращает сжатие */
  }

  .stat-item {
    text-align: center;
    padding: 0.5rem 0.25rem;
  }

  .stat-icon {
    width: 40px;
    height: 40px;
    font-size: 1rem;
    margin-bottom: 0.25rem;
  }

  .stat-number {
    font-size: 1.25rem;
    margin-bottom: 0.125rem;
    line-height: 1;
  }

  .stat-label {
    font-size: 0.75rem;
    line-height: 1.2;
  }
}

/* Очень маленькие экраны */
@media (max-width: 360px) {
  .hero-section {
    padding: 0.75rem;
  }

  .hero-content {
    margin-bottom: 0.75rem;
  }

  .hero-title {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
  }

  .hero-subtitle {
    font-size: 0.9rem;
    margin-bottom: 1rem;
  }

  .hero-buttons {
    margin-bottom: 1rem;
    gap: 0.75rem;
  }

  .btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }

  .stats-section {
    gap: 0.25rem;
    padding: 0.25rem 0;
  }

  .stat-item {
    padding: 0.25rem 0.125rem;
  }

  .stat-icon {
    width: 35px;
    height: 35px;
    font-size: 0.875rem;
    margin-bottom: 0.125rem;
  }

  .stat-number {
    font-size: 1rem;
    margin-bottom: 0.125rem;
  }

  .stat-label {
    font-size: 0.625rem;
  }
}

/* Общие мобильные стили для остальных секций */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 200px;
    justify-content: center;
  }
  
  .stats-section {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-card {
    padding: 2rem 1.5rem;
  }

  .how-it-works-title {
    font-size: 2rem;
  }

  .steps-container {
    flex-direction: column;
    gap: 2rem;
  }

  .step-arrow {
    transform: rotate(90deg);
    margin: 1rem 0;
  }

  .step {
    max-width: 100%;
  }

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

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta-btn {
    width: 200px;
    justify-content: center;
  }

  .cta-features {
    flex-direction: column;
    gap: 1rem;
  }

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