*,
*::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", sans-serif;
  --container-max: 1200px;
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 40px;
  --spacing-xl: 60px;
  --spacing-2xl: 80px;
  --spacing-3xl: 120px;
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --shadow-soft: 0 4px 20px rgba(10, 61, 145, 0.08);
  --shadow-glow: 0 0 20px rgba(27, 108, 255, 0.15);
}

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: var(--container-max);
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-lg);
  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: none;
}

.nav-list {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  font-weight: 500;
  color: var(--color-deep-blue);
  position: relative;
  padding: var(--spacing-xs) 0;
}

.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;
}

.header-cta {
  display: none;
}

.hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  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: transform var(--transition-medium), opacity var(--transition-medium);
  transform-origin: center;
}

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

.hamburger.active .hamburger-line-2 {
  opacity: 0;
}

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

.nav-mobile {
  position: fixed;
  top: 73px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-medium), visibility var(--transition-medium);
}

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

.nav-mobile-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-mobile-link {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  transition: color var(--transition-fast);
}

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

.nav-mobile-cta {
  margin-top: var(--spacing-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid transparent;
  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);
  border-color: var(--color-electric-blue);
}

.btn-primary:hover {
  background-color: var(--color-deep-blue);
  border-color: var(--color-deep-blue);
}

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

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

.btn-large {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(73px + var(--spacing-2xl)) var(--spacing-lg) var(--spacing-2xl);
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: linear-gradient(rgba(27, 108, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 108, 255, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-container {
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  display: grid;
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-content {
  text-align: center;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-deep-blue);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--color-navy-blue);
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
  opacity: 0.9;
}

.hero-visual {
  display: none;
}

.hero-shape {
  position: relative;
  animation: rotate 60s linear infinite;
}

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

.features {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--color-light-blue);
}

.features-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-deep-blue);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-navy-blue);
  opacity: 0.8;
}

.features-grid {
  display: grid;
  gap: var(--spacing-md);
}

.feature-card {
  background-color: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: 16px;
  border: 1px solid var(--color-soft-gray);
  transition: box-shadow var(--transition-medium), transform var(--transition-medium);
}

.feature-card:hover {
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.feature-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-light-blue);
  border-radius: 16px;
  margin-bottom: var(--spacing-md);
}

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

.floating.delay-2 {
  animation-delay: 0.5s;
}

.floating.delay-3 {
  animation-delay: 1s;
}

.floating.delay-4 {
  animation-delay: 1.5s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: var(--spacing-xs);
}

.feature-description {
  color: var(--color-navy-blue);
  opacity: 0.85;
  line-height: 1.7;
}

.about {
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.about-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  gap: var(--spacing-xl);
}

.about-content .section-title {
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.about-text {
  color: var(--color-navy-blue);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background-color: var(--color-light-blue);
  border-radius: 16px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-electric-blue);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-navy-blue);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.testimonials {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--color-white);
}

.testimonials-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.testimonials-grid {
  display: grid;
  gap: var(--spacing-lg);
}

.testimonial-card {
  padding: var(--spacing-lg);
  background-color: var(--color-light-blue);
  border-radius: 16px;
  position: relative;
}

.testimonial-card::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: var(--spacing-lg);
  right: var(--spacing-lg);
  height: 3px;
  background-color: var(--color-electric-blue);
  border-radius: 2px;
  opacity: 0.5;
}

.testimonial-quote p {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-navy-blue);
  font-style: italic;
  margin-bottom: var(--spacing-md);
}

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

.author-name {
  font-weight: 600;
  color: var(--color-deep-blue);
}

.author-role {
  font-size: 0.875rem;
  color: var(--color-navy-blue);
  opacity: 0.75;
}

.pricing {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--color-light-blue);
}

.pricing-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.pricing-grid {
  display: grid;
  gap: var(--spacing-md);
}

.pricing-card {
  background-color: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: 16px;
  border: 2px solid var(--color-soft-gray);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-medium), box-shadow var(--transition-medium);
}

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

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

.pricing-header {
  margin-bottom: var(--spacing-md);
}

.pricing-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-deep-blue);
  margin-bottom: var(--spacing-xs);
}

.pricing-description {
  color: var(--color-navy-blue);
  opacity: 0.75;
}

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

.price-amount {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-electric-blue);
}

.price-period {
  font-size: 1rem;
  color: var(--color-navy-blue);
  opacity: 0.75;
}

.pricing-features {
  flex-grow: 1;
  margin-bottom: var(--spacing-lg);
}

.pricing-features li {
  padding: var(--spacing-xs) 0;
  color: var(--color-navy-blue);
  position: relative;
  padding-left: var(--spacing-md);
}

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

.pricing-card .btn {
  width: 100%;
}

.contact {
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.contact-container {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-label {
  font-weight: 500;
  color: var(--color-deep-blue);
}

.form-input,
.form-textarea {
  padding: 14px 16px;
  font-family: var(--font-family);
  font-size: 1rem;
  border: 2px solid var(--color-soft-gray);
  border-radius: 8px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background-color: var(--color-white);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-electric-blue);
  box-shadow: 0 0 0 3px rgba(27, 108, 255, 0.1);
}

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

.contact-form .btn {
  margin-top: var(--spacing-sm);
}

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

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  text-align: center;
}

.footer-nav {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-link {
  font-size: 0.875rem;
  color: var(--color-deep-blue);
  transition: color var(--transition-fast);
}

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

.footer-copyright {
  font-size: 0.8125rem;
  color: var(--color-navy-blue);
  opacity: 0.7;
}

.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-soft-gray);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  text-align: center;
  transform: translateY(100%);
  transition: transform var(--transition-medium);
  z-index: 999;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
}

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

.cookie-text {
  font-size: 0.9375rem;
  color: var(--color-navy-blue);
}

.cookie-btn {
  padding: 10px 24px;
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in.delay-1 {
  transition-delay: 0.1s;
}

.fade-in.delay-2 {
  transition-delay: 0.2s;
}

.fade-in.delay-3 {
  transition-delay: 0.3s;
}

.legal-page {
  padding: calc(73px + var(--spacing-2xl)) var(--spacing-lg) var(--spacing-2xl);
}

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

.legal-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--color-deep-blue);
  margin-bottom: var(--spacing-sm);
}

.legal-updated {
  font-size: 0.875rem;
  color: var(--color-navy-blue);
  opacity: 0.7;
  margin-bottom: var(--spacing-xl);
}

.legal-section {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-soft-gray);
}

.legal-section:last-of-type {
  border-bottom: none;
}

.legal-section h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: var(--spacing-sm);
}

.legal-section p {
  color: var(--color-navy-blue);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

.legal-section ul {
  margin-left: var(--spacing-md);
  color: var(--color-navy-blue);
}

.legal-section li {
  padding: var(--spacing-xs) 0;
  position: relative;
  padding-left: var(--spacing-sm);
}

.legal-section li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-electric-blue);
}

.legal-back {
  margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
  .header-container {
    padding: var(--spacing-sm) var(--spacing-xl);
  }

  .nav-desktop {
    display: block;
  }

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

  .hamburger {
    display: none;
  }

  .nav-mobile {
    display: none;
  }

  .hero {
    padding: calc(73px + var(--spacing-3xl)) var(--spacing-xl) var(--spacing-3xl);
  }

  .hero-container {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
  }

  .hero-content {
    text-align: left;
  }

  .hero-description {
    margin: 0 0 var(--spacing-lg);
  }

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

  .features {
    padding: var(--spacing-3xl) var(--spacing-xl);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }

  .about {
    padding: var(--spacing-3xl) var(--spacing-xl);
  }

  .about-container {
    grid-template-columns: 1.5fr 1fr;
    align-items: center;
  }

  .testimonials {
    padding: var(--spacing-3xl) var(--spacing-xl);
  }

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

  .pricing {
    padding: var(--spacing-3xl) var(--spacing-xl);
  }

  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }

  .contact {
    padding: var(--spacing-3xl) var(--spacing-xl);
  }

  .cookie-notice {
    flex-direction: row;
    justify-content: center;
  }

  .legal-page {
    padding: calc(73px + var(--spacing-3xl)) var(--spacing-xl) var(--spacing-3xl);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

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