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

:root {
  --color-primary: #2F3A4A;
  --color-secondary: #AFC3D6;
  --color-white: #FFFFFF;
  --color-gray-light: #F8F9FA;
  --color-gray: #6C757D;
  --color-text: #212529;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-white);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 2px 12px rgba(47, 58, 74, 0.08);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.logo {
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.logo:hover {
  transform: scale(1.05);
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  transition: var(--transition);
}

.menu-toggle:hover {
  transform: scale(1.1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-family: inherit;
}

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

.btn-primary:hover {
  background-color: #1f2a38;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(47, 58, 74, 0.2);
}

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

.btn-secondary:hover {
  background-color: #9ab0c4;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(175, 195, 214, 0.3);
}

.btn-large {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-cookie {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 10px 24px;
}

.btn-cookie:hover {
  background-color: #1f2a38;
}

.hero {
  padding: 160px 0 120px;
  background: linear-gradient(135deg, rgba(175, 195, 214, 0.1) 0%, rgba(255, 255, 255, 1) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.hero-description {
  font-size: 20px;
  line-height: 1.6;
  color: var(--color-gray);
  margin-bottom: 32px;
}

.hero-visual {
  position: relative;
  height: 400px;
}

.hero-shape {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-secondary) 0%, rgba(175, 195, 214, 0.3) 100%);
  border-radius: 24px;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
}

.features {
  padding: 120px 0;
  background-color: var(--color-white);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-title {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.section-description {
  font-size: 18px;
  color: var(--color-gray);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.feature-card {
  padding: 40px 32px;
  background-color: var(--color-secondary);
  border-radius: 16px;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(30px);
}

.feature-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(175, 195, 214, 0.4);
}

.feature-icon {
  margin-bottom: 24px;
}

.feature-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.feature-description {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.6;
}

.testimonials {
  padding: 120px 0;
  background-color: var(--color-gray-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.testimonial-card {
  padding: 40px;
  background-color: var(--color-white);
  border-radius: 16px;
  border: 2px solid var(--color-secondary);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(30px);
}

.testimonial-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.testimonial-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 12px 24px rgba(47, 58, 74, 0.1);
}

.testimonial-text {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.testimonial-author strong {
  color: var(--color-primary);
  font-weight: 600;
}

.testimonial-author span {
  font-size: 14px;
  color: var(--color-gray);
}

.pricing {
  padding: 120px 0;
  background-color: var(--color-white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.pricing-card {
  padding: 48px 32px;
  background-color: var(--color-secondary);
  border-radius: 16px;
  transition: var(--transition);
  position: relative;
  opacity: 0;
  transform: translateY(30px);
}

.pricing-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 32px rgba(175, 195, 214, 0.4);
}

.pricing-card-featured {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.pricing-card-featured .pricing-label,
.pricing-card-featured .pricing-description,
.pricing-card-featured .price-amount,
.pricing-card-featured .price-currency,
.pricing-card-featured .pricing-features {
  color: var(--color-white);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-white);
  color: var(--color-primary);
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
}

.pricing-header {
  margin-bottom: 24px;
}

.pricing-label {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.pricing-description {
  font-size: 16px;
  color: var(--color-text);
}

.pricing-price {
  margin-bottom: 32px;
}

.price-amount {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-primary);
}

.price-currency {
  font-size: 18px;
  color: var(--color-gray);
  margin-left: 4px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  padding: 12px 0;
  font-size: 16px;
  border-bottom: 1px solid rgba(47, 58, 74, 0.1);
}

.pricing-card-featured .pricing-features li {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.contact {
  padding: 120px 0;
  background-color: var(--color-gray-light);
}

.contact-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 40px 0;
}

.contact-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 18px;
  color: var(--color-text);
}

.footer {
  padding: 40px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-secondary);
}

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

.footer-text {
  color: var(--color-gray);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  color: var(--color-gray);
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition);
}

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

.cookie-notice {
  position: fixed;
  bottom: -100%;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-top: 2px solid var(--color-secondary);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
  padding: 20px 0;
  transition: var(--transition);
  z-index: 999;
}

.cookie-notice.show {
  bottom: 0;
}

.cookie-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cookie-text {
  color: var(--color-text);
  font-size: 14px;
}

.policy-page {
  padding: 140px 0 80px;
  background-color: var(--color-white);
}

.policy-content {
  max-width: 900px;
  margin: 0 auto;
}

.policy-title {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.policy-date {
  font-size: 16px;
  color: var(--color-gray);
  margin-bottom: 48px;
}

.policy-section {
  margin-bottom: 40px;
}

.policy-section h2 {
  font-size: 28px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.policy-section p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 16px;
}

.policy-section ul {
  margin-left: 24px;
  margin-bottom: 16px;
}

.policy-section li {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: 12px;
}

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

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

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }

  .menu-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-white);
    padding: 24px;
    gap: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link::after {
    display: none;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-title {
    font-size: 36px;
  }

  .hero-description {
    font-size: 18px;
  }

  .hero-visual {
    height: 300px;
  }

  .features,
  .testimonials,
  .pricing,
  .contact {
    padding: 60px 0;
  }

  .section-title {
    font-size: 32px;
  }

  .section-description {
    font-size: 16px;
  }

  .features-grid,
  .testimonials-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-content {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .policy-page {
    padding: 100px 0 60px;
  }

  .policy-title {
    font-size: 32px;
  }

  .policy-section h2 {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 28px;
  }

  .section-title {
    font-size: 28px;
  }

  .btn-large {
    padding: 14px 24px;
    font-size: 16px;
  }
}