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

:root {
  --color-white: #ffffff;
  --color-deep-blue: #0a3d91;
  --color-electric-blue: #1b6cff;
  --color-navy-blue: #062a63;
  --color-soft-gray: #e6eaf0;
  --color-light-blue: #f5f8ff;
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --shadow-float: 0 4px 20px rgba(10, 61, 145, 0.08);
  --shadow-float-hover: 0 8px 30px rgba(10, 61, 145, 0.12);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-navy-blue);
  background-color: var(--color-white);
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

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

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

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

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

.nav-desktop {
  display: flex;
}

.nav-list {
  display: flex;
  gap: 40px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-navy-blue);
  padding: 8px 0;
  position: relative;
}

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

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

.nav-link:focus {
  outline: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

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

.btn-primary:hover {
  background-color: var(--color-deep-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(27, 108, 255, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-deep-blue);
  border: 2px solid var(--color-deep-blue);
}

.btn-secondary:hover {
  background-color: var(--color-deep-blue);
  color: var(--color-white);
}

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

.header-cta {
  display: none;
}

.hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: background-color var(--transition-fast);
}

.hamburger:hover {
  background-color: var(--color-light-blue);
}

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

.hamburger-line {
  transition: all var(--transition-medium);
  transform-origin: center;
}

.hamburger[aria-expanded="true"] .hamburger-line-1 {
  transform: translateY(6px) rotate(45deg);
}

.hamburger[aria-expanded="true"] .hamburger-line-2 {
  opacity: 0;
}

.hamburger[aria-expanded="true"] .hamburger-line-3 {
  transform: translateY(-6px) rotate(-45deg);
}

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

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

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

.nav-mobile-link {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-navy-blue);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-medium);
}

.nav-mobile.active .nav-mobile-link {
  opacity: 1;
  transform: translateY(0);
}

.nav-mobile-link:nth-child(1) {
  transition-delay: 0.1s;
}
.nav-mobile-link:nth-child(2) {
  transition-delay: 0.15s;
}
.nav-mobile-link:nth-child(3) {
  transition-delay: 0.2s;
}
.nav-mobile-link:nth-child(4) {
  transition-delay: 0.25s;
}

.nav-mobile-cta {
  margin-top: 16px;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-medium);
  transition-delay: 0.3s;
}

.nav-mobile.active .nav-mobile-cta {
  opacity: 1;
  transform: translateY(0);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 80px 80px;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: linear-gradient(var(--color-soft-gray) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-soft-gray) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
}

.hero-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-electric-blue), transparent);
  box-shadow: 0 0 20px rgba(27, 108, 255, 0.3);
}

.hero-container {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-title {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-deep-blue);
  margin-bottom: 24px;
}

.hero-description {
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-navy-blue);
  margin-bottom: 40px;
  opacity: 0.9;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-graphic {
  width: 100%;
  max-width: 400px;
  animation: rotate 60s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--color-deep-blue);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-navy-blue);
  opacity: 0.8;
}

.features {
  position: relative;
  padding: 120px 80px;
  background-color: var(--color-light-blue);
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.feature-card {
  background-color: var(--color-white);
  padding: 40px 32px;
  border-radius: 16px;
  text-align: center;
  box-shadow: var(--shadow-float);
  transition: all var(--transition-medium);
  border: 1px solid var(--color-soft-gray);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-float-hover);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  margin-bottom: 24px;
}

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

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

.feature-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: 12px;
}

.feature-description {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-navy-blue);
  opacity: 0.85;
}

.features-separator {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-soft-gray), transparent);
}

.testimonials {
  padding: 120px 80px;
  background-color: var(--color-white);
}

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

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

.testimonial-card {
  position: relative;
  padding: 40px;
  background-color: var(--color-white);
  border: 1px solid var(--color-soft-gray);
  border-radius: 16px;
  transition: all var(--transition-medium);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-float);
}

.testimonial-accent {
  position: absolute;
  bottom: 0;
  left: 40px;
  right: 40px;
  height: 2px;
  background-color: var(--color-electric-blue);
  border-radius: 1px;
  box-shadow: 0 0 10px rgba(27, 108, 255, 0.3);
}

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

.testimonial-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-navy-blue);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.testimonial-avatar {
  flex-shrink: 0;
}

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

.testimonial-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-deep-blue);
}

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

.pricing {
  padding: 120px 80px;
  background-color: var(--color-light-blue);
}

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: stretch;
}

.pricing-card {
  position: relative;
  background-color: var(--color-white);
  padding: 48px 40px;
  border-radius: 16px;
  border: 2px solid var(--color-soft-gray);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-medium);
}

.pricing-card:hover {
  border-color: var(--color-deep-blue);
  box-shadow: var(--shadow-float);
}

.pricing-card-featured {
  border-color: var(--color-electric-blue);
  box-shadow: var(--shadow-float);
}

.pricing-card-featured:hover {
  border-color: var(--color-deep-blue);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-electric-blue);
  color: var(--color-white);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 20px;
  white-space: nowrap;
}

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

.pricing-name {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-deep-blue);
  margin-bottom: 8px;
}

.pricing-description {
  font-size: 14px;
  color: var(--color-navy-blue);
  opacity: 0.8;
  line-height: 1.5;
}

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

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

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

.price-period {
  font-size: 16px;
  color: var(--color-navy-blue);
  opacity: 0.7;
}

.pricing-features {
  flex: 1;
  margin-bottom: 32px;
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--color-navy-blue);
  margin-bottom: 16px;
}

.pricing-feature svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-cta {
  width: 100%;
  margin-top: auto;
}

.contact {
  padding: 120px 80px;
  background-color: var(--color-white);
}

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

.contact-content {
  background-color: var(--color-light-blue);
  padding: 48px;
  border-radius: 16px;
  border: 1px solid var(--color-soft-gray);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-deep-blue);
}

.form-input,
.form-textarea {
  font-family: var(--font-family);
  font-size: 16px;
  padding: 14px 16px;
  border: 2px solid var(--color-soft-gray);
  border-radius: 8px;
  background-color: var(--color-white);
  color: var(--color-navy-blue);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-electric-blue);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  margin-top: 8px;
}

.footer {
  padding: 40px 80px;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-soft-gray);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
}

.footer-nav {
  display: flex;
  gap: 40px;
}

.footer-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-deep-blue);
  transition: color var(--transition-fast);
}

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

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

.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-soft-gray);
  padding: 20px 80px;
  z-index: 1001;
  transform: translateY(100%);
  transition: transform var(--transition-medium);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
}

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

.cookie-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

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

.cookie-accept {
  flex-shrink: 0;
}

.legal-page {
  padding: 160px 80px 80px;
  min-height: 100vh;
}

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

.legal-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--color-deep-blue);
  margin-bottom: 16px;
}

.legal-updated {
  font-size: 14px;
  color: var(--color-navy-blue);
  opacity: 0.7;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-soft-gray);
}

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

.legal-section h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: 16px;
}

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

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

.legal-section li {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-navy-blue);
  margin-bottom: 8px;
  position: relative;
  padding-left: 20px;
}

.legal-section li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background-color: var(--color-electric-blue);
  border-radius: 50%;
}

.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 (min-width: 1024px) {
  .hamburger {
    display: none;
  }

  .header-cta {
    display: inline-flex;
  }
}

@media (max-width: 1200px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid .testimonial-card:last-child {
    grid-column: 1 / -1;
    max-width: 500px;
    justify-self: center;
  }
}

@media (max-width: 1023px) {
  .header-container {
    padding: 16px 40px;
  }

  .nav-desktop {
    display: none;
  }

  .hero {
    padding: 120px 40px 60px;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-visual {
    order: -1;
  }

  .hero-graphic {
    max-width: 280px;
  }

  .features,
  .testimonials,
  .pricing,
  .contact {
    padding: 80px 40px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .pricing-card-featured {
    order: -1;
  }

  .footer {
    padding: 32px 40px;
  }

  .cookie-notice {
    padding: 16px 40px;
  }

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

  .legal-page {
    padding: 140px 40px 60px;
  }
}

@media (max-width: 768px) {
  .header-container {
    padding: 16px 24px;
  }

  .hero {
    padding: 100px 24px 48px;
    min-height: auto;
  }

  .features,
  .testimonials,
  .pricing,
  .contact {
    padding: 60px 24px;
  }

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

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

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

  .testimonials-grid .testimonial-card:last-child {
    max-width: 100%;
  }

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

  .pricing-card {
    padding: 40px 24px;
  }

  .contact-content {
    padding: 32px 24px;
  }

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

  .footer {
    padding: 24px;
  }

  .footer-nav {
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .cookie-notice {
    padding: 16px 24px;
  }

  .legal-page {
    padding: 120px 24px 48px;
  }

  .legal-section h2 {
    font-size: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .floating {
    animation: none;
  }

  .hero-graphic {
    animation: none;
  }

  .fade-in {
    opacity: 1;
    transform: none;
  }
}