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

:root {
  --color-white: #ffffff;
  --color-red: #ff0000;
  --color-burgundy: #800000;
  --color-navy: #062a63;
  --color-gray: #e6eaf0;
  --color-light-coral: #ffcccb;
  --color-deep-blue: #0a3d91;
  --color-electric-blue: #1b6cff;
  --font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-white);
  color: var(--color-navy);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-gray);
  padding: 20px 0;
  z-index: 1000;
}

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

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform 0.3s ease;
}

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

.logo:focus {
  outline: 2px solid var(--color-electric-blue);
  outline-offset: 4px;
  border-radius: 4px;
}

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

.nav-link {
  color: var(--color-navy);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-electric-blue);
  transition: width 0.3s ease;
}

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

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

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

.btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-primary);
}

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

.btn-primary:hover {
  background-color: var(--color-red);
  border-color: var(--color-red);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(128, 0, 0, 0.2);
}

.btn-primary:focus {
  outline: 2px solid var(--color-electric-blue);
  outline-offset: 4px;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-deep-blue);
}

.btn-secondary:hover {
  background-color: var(--color-deep-blue);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(10, 61, 145, 0.2);
}

.btn-large {
  padding: 16px 40px;
  font-size: 17px;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger:focus {
  outline: 2px solid var(--color-electric-blue);
  outline-offset: 4px;
  border-radius: 4px;
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-white);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-close {
  position: absolute;
  top: 30px;
  right: 30px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-close:focus {
  outline: 2px solid var(--color-electric-blue);
  outline-offset: 4px;
  border-radius: 4px;
}

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

.mobile-nav-link {
  color: var(--color-navy);
  text-decoration: none;
  font-size: 28px;
  font-weight: 600;
  transition: color 0.3s ease;
}

.mobile-nav-link:hover {
  color: var(--color-electric-blue);
}

.hero {
  margin-top: 80px;
  padding: 120px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: 64px;
  font-weight: 700;
  color: var(--color-red);
  line-height: 1.15;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 20px;
  color: var(--color-navy);
  margin-bottom: 40px;
  line-height: 1.6;
  opacity: 0.9;
}

.hero-grid {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  pointer-events: none;
}

.grid-line {
  position: absolute;
  background: linear-gradient(to bottom, transparent, var(--color-electric-blue), transparent);
  width: 1px;
  height: 60%;
  opacity: 0.3;
  animation: gridGlow 3s ease-in-out infinite;
}

.grid-line-1 {
  left: 20%;
  top: 10%;
  animation-delay: 0s;
}

.grid-line-2 {
  left: 50%;
  top: 20%;
  animation-delay: 1s;
}

.grid-line-3 {
  left: 80%;
  top: 5%;
  animation-delay: 2s;
}

@keyframes gridGlow {
  0%,
  100% {
    opacity: 0.2;
    transform: translateY(0);
  }
  50% {
    opacity: 0.5;
    transform: translateY(20px);
  }
}

.section-title {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-red);
  text-align: center;
  margin-bottom: 80px;
  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: 40px;
}

.feature-card {
  padding: 40px 32px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 12px 32px rgba(27, 108, 255, 0.1);
  transform: translateY(-4px);
}

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

.floating-icon {
  animation: float 3s ease-in-out infinite;
}

.feature-card:nth-child(2) .floating-icon {
  animation-delay: 0.5s;
}

.feature-card:nth-child(3) .floating-icon {
  animation-delay: 1s;
}

.feature-card:nth-child(4) .floating-icon {
  animation-delay: 1.5s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.feature-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.feature-description {
  font-size: 16px;
  color: var(--color-navy);
  opacity: 0.8;
  line-height: 1.6;
}

.testimonials {
  padding: 100px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 60px;
}

.testimonial-card {
  position: relative;
  padding: 40px 32px;
}

.testimonial-accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: var(--color-electric-blue);
  box-shadow: 0 0 12px rgba(27, 108, 255, 0.5);
}

.testimonial-text {
  font-size: 17px;
  color: var(--color-navy);
  line-height: 1.7;
  margin-bottom: 24px;
  opacity: 0.9;
}

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

.testimonial-author strong {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-navy);
}

.testimonial-author span {
  font-size: 14px;
  color: var(--color-navy);
  opacity: 0.7;
}

.pricing {
  padding: 100px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  align-items: start;
}

.pricing-card {
  padding: 44px 36px;
  background-color: var(--color-white);
  border: 2px solid var(--color-deep-blue);
  border-radius: 12px;
  transition: all 0.3s ease;
  position: relative;
}

.pricing-card:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 16px 48px rgba(27, 108, 255, 0.15);
  transform: translateY(-4px);
}

.pricing-card-featured {
  border-color: var(--color-burgundy);
}

.pricing-card-featured:hover {
  border-color: var(--color-red);
  box-shadow: 0 16px 48px rgba(255, 0, 0, 0.15);
}

.pricing-badge {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-burgundy);
  color: var(--color-white);
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}

.pricing-name {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}

.pricing-description {
  font-size: 15px;
  color: var(--color-navy);
  opacity: 0.8;
  margin-bottom: 28px;
  line-height: 1.5;
}

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

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

.price-currency {
  font-size: 18px;
  color: var(--color-navy);
  opacity: 0.7;
  margin-left: 4px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 36px;
}

.pricing-features li {
  font-size: 15px;
  color: var(--color-navy);
  padding: 12px 0;
  padding-left: 28px;
  position: relative;
}

.pricing-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  background-color: var(--color-electric-blue);
  border-radius: 50%;
}

.footer {
  padding: 60px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray);
}

.footer-content {
  display: flex;
  justify-content: center;
  gap: 60px;
}

.footer-link {
  color: var(--color-navy);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

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

.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-top: 2px solid var(--color-electric-blue);
  box-shadow: 0 -4px 24px rgba(6, 42, 99, 0.1);
  padding: 24px;
  z-index: 1500;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-notice.visible {
  transform: translateY(0);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cookie-text {
  color: var(--color-navy);
  font-size: 15px;
}

.btn-cookie {
  padding: 10px 28px;
  background-color: var(--color-burgundy);
  color: var(--color-white);
  border: none;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.policy-page {
  margin-top: 80px;
  padding: 100px 0;
}

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

.policy-title {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-red);
  margin-bottom: 16px;
}

.policy-updated {
  font-size: 15px;
  color: var(--color-navy);
  opacity: 0.7;
  margin-bottom: 60px;
}

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

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

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

.policy-section ul {
  list-style: none;
  padding-left: 0;
}

.policy-section ul li {
  font-size: 16px;
  color: var(--color-navy);
  line-height: 1.7;
  padding: 8px 0;
  padding-left: 28px;
  position: relative;
}

.policy-section ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 6px;
  height: 6px;
  background-color: var(--color-electric-blue);
  border-radius: 50%;
}

.policy-section ul li strong {
  font-weight: 600;
  color: var(--color-navy);
}

@media (max-width: 1024px) {
  .container {
    padding: 0 32px;
  }

  .hero {
    padding: 100px 0 80px;
  }

  .hero-title {
    font-size: 52px;
  }

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

  .section-title {
    font-size: 40px;
    margin-bottom: 60px;
  }

  .features-grid {
    gap: 32px;
  }

  .testimonials-grid {
    gap: 48px;
  }

  .pricing-grid {
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 24px;
  }

  .header .container {
    gap: 16px;
  }

  .nav {
    display: none;
  }

  .btn-primary {
    display: none;
  }

  .hamburger {
    display: block;
  }

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

  .hero-title {
    font-size: 36px;
    margin-bottom: 20px;
  }

  .hero-description {
    font-size: 16px;
    margin-bottom: 32px;
  }

  .hero-grid {
    width: 100%;
    opacity: 0.3;
  }

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

  .features {
    padding: 60px 0;
  }

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

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

  .testimonials {
    padding: 60px 0;
  }

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

  .pricing {
    padding: 60px 0;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer {
    padding: 40px 0;
  }

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

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

  .btn-cookie {
    width: 100%;
  }

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

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

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

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

  .hero-description {
    font-size: 15px;
  }

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

  .feature-title {
    font-size: 20px;
  }

  .pricing-name {
    font-size: 24px;
  }

  .price-amount {
    font-size: 40px;
  }

  .mobile-nav-link {
    font-size: 24px;
  }

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