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

:root {
  --color-white: #ffffff;
  --color-red: #ff0000;
  --color-burgundy: #800000;
  --color-navy: #062a63;
  --color-blue: #0a3d91;
  --color-electric-blue: #1b6cff;
  --color-gray: #e6eaf0;
  --color-light-coral: #ffcccb;
  --color-text: #1a1a1a;
  --color-text-light: #666666;
}

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;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 120px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 40px;
  }
}

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

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

.logo {
  display: flex;
  align-items: center;
  transition: transform 0.3s ease;
}

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

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

@media (max-width: 968px) {
  .nav {
    display: none;
  }
}

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

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

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-red), var(--color-electric-blue));
  transition: width 0.3s ease;
}

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

.btn {
  display: inline-block;
  padding: 12px 32px;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-electric-blue);
  color: var(--color-white);
  border: 2px solid var(--color-electric-blue);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-electric-blue);
  box-shadow: 0 0 20px rgba(27, 108, 255, 0.3);
}

.btn-large {
  padding: 16px 48px;
  font-size: 16px;
}

.btn-full {
  width: 100%;
  text-align: center;
}

@media (max-width: 968px) {
  .header .btn-primary {
    display: none;
  }
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

@media (max-width: 968px) {
  .menu-toggle {
    display: block;
  }
}

.menu-line {
  transition: all 0.3s ease;
  transform-origin: center;
}

.menu-toggle.active .menu-line-1 {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.active .menu-line-2 {
  opacity: 0;
}

.menu-toggle.active .menu-line-3 {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-white);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

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

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

.mobile-nav-link {
  color: var(--color-navy);
  text-decoration: none;
  font-size: 24px;
  font-weight: 600;
  transition: color 0.3s ease;
}

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

.btn-mobile {
  margin-top: 16px;
}

.hero {
  padding: 200px 0 120px;
  position: relative;
  overflow: hidden;
}

@media (max-width: 768px) {
  .hero {
    padding: 140px 0 60px;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

@media (max-width: 968px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.hero-title {
  font-size: 56px;
  font-weight: 700;
  color: var(--color-red);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 36px;
  }
}

.hero-description {
  font-size: 18px;
  color: var(--color-text-light);
  margin-bottom: 40px;
  line-height: 1.7;
}

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

@media (max-width: 968px) {
  .hero-visual {
    height: 200px;
  }
}

.grid-lines {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, var(--color-gray) 1px, transparent 1px),
    linear-gradient(0deg, var(--color-gray) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(60px, 60px);
  }
}

.grid-lines::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(27, 108, 255, 0.15) 0%, transparent 70%);
  filter: blur(40px);
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
  }
}

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

@media (max-width: 768px) {
  .features {
    padding: 60px 0;
  }
}

.section-title {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-red);
  text-align: center;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

@media (max-width: 768px) {
  .section-title {
    font-size: 32px;
  }
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-text-light);
  text-align: center;
  margin-bottom: 80px;
}

@media (max-width: 768px) {
  .section-subtitle {
    margin-bottom: 40px;
  }
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 60px;
}

@media (max-width: 968px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.feature-card {
  padding: 48px 40px;
  border: 1px solid var(--color-gray);
  background-color: var(--color-white);
  transition: all 0.3s ease;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
}

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

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-red), var(--color-electric-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  box-shadow: 0 8px 32px rgba(27, 108, 255, 0.1);
  border-color: var(--color-electric-blue);
}

.feature-icon {
  margin-bottom: 32px;
  animation: float 3s ease-in-out infinite;
}

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

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

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

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

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

.feature-description {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.7;
}

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

@media (max-width: 768px) {
  .testimonials {
    padding: 60px 0;
  }
}

.testimonials::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gray), transparent);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
}

@media (max-width: 968px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.testimonial-card {
  padding: 40px;
  border: 1px solid var(--color-gray);
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

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

.testimonial-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 60px;
  height: 60px;
  border-bottom: 2px solid var(--color-electric-blue);
  border-right: 2px solid var(--color-electric-blue);
  transition: all 0.3s ease;
}

.testimonial-card:hover::after {
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-electric-blue);
}

.testimonial-content {
  margin-bottom: 32px;
}

.testimonial-text {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.7;
  font-style: italic;
}

.testimonial-author {
  border-top: 1px solid var(--color-gray);
  padding-top: 20px;
}

.author-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 4px;
}

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

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

@media (max-width: 768px) {
  .pricing {
    padding: 60px 0;
  }
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

@media (max-width: 968px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.pricing-card {
  padding: 48px 40px;
  border: 2px solid var(--color-blue);
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

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

.pricing-card:hover {
  border-color: var(--color-electric-blue);
  box-shadow: 0 8px 32px rgba(27, 108, 255, 0.15);
}

.pricing-card-featured {
  border-color: var(--color-red);
  box-shadow: 0 8px 32px rgba(255, 0, 0, 0.1);
}

.pricing-badge {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-red);
  color: var(--color-white);
  padding: 6px 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.pricing-description {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.pricing-price {
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-gray);
}

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

.price-currency {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-navy);
  margin-left: 4px;
}

.price-period {
  font-size: 16px;
  color: var(--color-text-light);
}

.pricing-features {
  list-style: none;
  margin-bottom: 40px;
}

.pricing-feature {
  font-size: 15px;
  color: var(--color-text);
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray);
  position: relative;
  padding-left: 24px;
}

.pricing-feature::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-electric-blue);
  font-weight: 700;
}

.contact {
  padding: 120px 0;
  background-color: var(--color-white);
  text-align: center;
}

@media (max-width: 768px) {
  .contact {
    padding: 60px 0;
  }
}

.contact-content {
  max-width: 800px;
  margin: 0 auto;
}

.contact-text {
  font-size: 18px;
  color: var(--color-text-light);
  margin-bottom: 40px;
  line-height: 1.7;
}

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

.footer-content {
  display: flex;
  justify-content: center;
  gap: 40px;
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }
}

.footer-link {
  color: var(--color-navy);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
}

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

.cookie-notice {
  position: fixed;
  bottom: -100px;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-top: 2px solid var(--color-electric-blue);
  padding: 24px 0;
  z-index: 1000;
  transition: bottom 0.3s ease;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
}

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

.cookie-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

@media (max-width: 768px) {
  .cookie-content {
    flex-direction: column;
    gap: 16px;
  }
}

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

.btn-cookie {
  padding: 10px 32px;
  white-space: nowrap;
}