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

:root {
  --color-primary: #222B3A;
  --color-secondary: #D2D5DD;
  --color-white: #FFFFFF;
  --color-text: #1a1a1a;
  --color-text-light: #666666;
  --max-width: 1400px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--color-white);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  z-index: 1000;
}

.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 {
  opacity: 0.8;
  transform: translateY(-2px);
}

.nav {
  display: flex;
  gap: 40px;
  align-items: center;
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.01em;
  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%;
}

.nav-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: 4px;
}

.cta-button {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.01em;
}

.cta-button:hover {
  background-color: #1a2230;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(34, 43, 58, 0.2);
}

.cta-button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
}

.cta-button-large {
  padding: 16px 40px;
  font-size: 16px;
}

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

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

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-white);
  z-index: 2000;
  display: none;
  opacity: 0;
  transform: translateX(100%);
  transition: var(--transition);
}

.mobile-menu.active {
  opacity: 1;
  transform: translateX(0);
}

.menu-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  transition: var(--transition);
}

.menu-close:hover {
  transform: rotate(90deg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: 32px;
}

.mobile-nav-link {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 24px;
  font-weight: 600;
  transition: var(--transition);
}

.mobile-nav-link:hover {
  transform: translateX(8px);
}

.hero {
  margin-top: 80px;
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 720px;
  position: relative;
  z-index: 10;
}

.hero-title {
  font-size: 56px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 20px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 40px;
}

.hero-shape {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: linear-gradient(135deg, rgba(210, 213, 221, 0.3) 0%, rgba(210, 213, 221, 0.05) 100%);
  border-radius: 50%;
  z-index: 1;
}

.section-title {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 64px;
  letter-spacing: -0.01em;
}

.features {
  padding: 100px 0;
  background-color: var(--color-white);
}

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

.feature-card {
  background-color: rgba(210, 213, 221, 0.15);
  padding: 40px 32px;
  border-radius: 16px;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(30px);
}

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

.feature-card:hover {
  background-color: rgba(210, 213, 221, 0.25);
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

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

.feature-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

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

.testimonials {
  padding: 100px 0;
  background-color: rgba(210, 213, 221, 0.08);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.testimonial-card {
  background-color: var(--color-white);
  padding: 40px;
  border-radius: 16px;
  border: 1px solid var(--color-secondary);
  transition: var(--transition);
  opacity: 0;
  transform: translateY(30px);
}

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

.testimonial-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.testimonial-text {
  font-size: 17px;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
}

.pricing {
  padding: 100px 0;
  background-color: var(--color-white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.pricing-card {
  background-color: rgba(210, 213, 221, 0.15);
  padding: 48px 36px;
  border-radius: 16px;
  border: 2px solid transparent;
  transition: var(--transition);
  position: relative;
  opacity: 0;
  transform: translateY(30px);
}

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

.pricing-card:hover {
  border-color: var(--color-primary);
  background-color: var(--color-white);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
  transform: translateY(-8px);
}

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

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

.pricing-card-featured .pricing-description {
  color: rgba(255, 255, 255, 0.85);
}

.pricing-card-featured:hover {
  background-color: #1a2230;
  border-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 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.pricing-label {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.pricing-description {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.pricing-price {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 32px;
}

.pricing-price span {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-text-light);
}

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

.pricing-features li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(210, 213, 221, 0.3);
  font-size: 15px;
}

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

.pricing-button {
  width: 100%;
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.pricing-button:hover {
  background-color: #1a2230;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(34, 43, 58, 0.2);
}

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

.pricing-card-featured .pricing-button:hover {
  background-color: rgba(255, 255, 255, 0.9);
}

.contact {
  padding: 100px 0;
  background-color: rgba(210, 213, 221, 0.08);
}

.contact-content {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.contact-description {
  font-size: 18px;
  color: var(--color-text-light);
  margin-bottom: 40px;
  line-height: 1.6;
}

.footer {
  background-color: var(--color-white);
  padding: 48px 0;
  border-top: 1px solid var(--color-secondary);
}

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

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

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-link {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.footer-link:hover {
  text-decoration: underline;
}

.footer-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: 4px;
}

.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-top: 2px solid var(--color-secondary);
  padding: 20px 0;
  z-index: 1000;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.08);
}

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

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

.cookie-button {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 10px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.cookie-button:hover {
  background-color: #1a2230;
}

.legal-page {
  margin-top: 80px;
  padding: 80px 0;
}

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

.legal-title {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.legal-date {
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 48px;
}

.legal-section {
  margin-bottom: 48px;
}

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

.legal-section p {
  font-size: 17px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.legal-section ul {
  list-style-position: inside;
  margin-left: 20px;
}

.legal-section ul li {
  font-size: 17px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 12px;
}

.legal-section a {
  color: var(--color-primary);
  text-decoration: underline;
}

@media (max-width: 1024px) {
  .hero-title {
    font-size: 48px;
  }

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

  .hero {
    padding: 100px 0;
  }

  .features,
  .testimonials,
  .pricing,
  .contact {
    padding: 80px 0;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .header-content .cta-button {
    display: none;
  }

  .menu-toggle,
  .mobile-menu {
    display: block;
  }

  .hero {
    margin-top: 72px;
    padding: 60px 0;
  }

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

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

  .section-title {
    font-size: 32px;
    margin-bottom: 48px;
  }

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

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

  .footer-content {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

  .footer-links {
    flex-direction: column;
    gap: 16px;
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .legal-page {
    padding: 60px 0;
  }

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

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

  .hero-shape {
    width: 400px;
    height: 400px;
    right: -150px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

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

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

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

  .feature-card,
  .testimonial-card,
  .pricing-card {
    padding: 32px 24px;
  }

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

  .legal-section h2 {
    font-size: 22px;
  }

  .legal-section p,
  .legal-section ul li {
    font-size: 16px;
  }
}