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

:root {
  --primary-color: #2563eb;
  --primary-light: #3b82f6;
  --primary-dark: #1e40af;
  --secondary-color: #60a5fa;
  --accent-color: #93c5fd;
  --success-color: #10b981;
  --text-dark: #0f172a;
  --text-medium: #334155;
  --text-light: #64748b;
  --bg-white: #ffffff;
  --bg-light: #f8fafc;
  --bg-lighter: #f1f5f9;
  --bg-gradient: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  --bg-gradient-light: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  --bg-gradient-hero: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 50%, #e0e7ff 100%);
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-white);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  z-index: 1000;
  padding: 16px 0;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--bg-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  color: var(--text-medium);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
  font-size: 0.95rem;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--bg-gradient);
  border-radius: 2px;
}

.btn-small {
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* Hero Section */
.hero {
  background: var(--bg-gradient-hero);
  padding: 120px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 800px;
  height: 800px;
  background: var(--bg-gradient);
  border-radius: 50%;
  opacity: 0.08;
  z-index: 0;
  animation: pulse 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -5%;
  width: 600px;
  height: 600px;
  background: var(--bg-gradient);
  border-radius: 50%;
  opacity: 0.06;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}

.hero-content {
  animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: white;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--success-color);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.hero-badge i {
  font-size: 1rem;
}

.hero-title {
  font-size: 3.75rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-medium);
  margin-bottom: 40px;
  line-height: 1.7;
  max-width: 580px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--border-radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}

.btn-primary {
  background: var(--bg-gradient);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(0);
}

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

.btn-secondary:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-hero {
  padding: 18px 36px;
  font-size: 1.05rem;
}

.btn-large {
  padding: 20px 48px;
  font-size: 1.125rem;
}

.hero-trust {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-medium);
  font-size: 0.95rem;
  font-weight: 500;
}

.trust-item i {
  color: var(--primary-color);
  font-size: 1.1rem;
}

.hero-illustration {
  position: relative;
  height: 450px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.illustration-circle {
  width: 350px;
  height: 350px;
  background: var(--bg-gradient);
  border-radius: 50%;
  position: relative;
  animation: float 6s ease-in-out infinite;
  box-shadow: var(--shadow-2xl);
}

.illustration-circle::before {
  content: '💼';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 140px;
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-title {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-medium);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Features Section */
.features {
  padding: 120px 0;
  background: var(--bg-white);
}

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

.feature-card {
  background: white;
  padding: 40px 32px;
  border-radius: var(--border-radius-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--bg-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

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

.feature-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 24px;
  background: var(--bg-gradient-light);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background: var(--bg-gradient);
  color: white;
  transform: scale(1.1);
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text-dark);
  font-weight: 700;
}

.feature-card p {
  color: var(--text-medium);
  line-height: 1.7;
  font-size: 1rem;
}

/* Who is it for Section */
.who-for {
  padding: 120px 0;
  background: var(--bg-light);
}

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

.who-for-card {
  background: white;
  padding: 48px 32px;
  border-radius: var(--border-radius-lg);
  text-align: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-md);
  position: relative;
}

.who-for-card.featured {
  border: 2px solid var(--primary-color);
  transform: scale(1.05);
}

.who-for-card.featured .featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-gradient);
  color: white;
  padding: 6px 20px;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

.who-for-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.who-for-card.featured:hover {
  transform: translateY(-8px) scale(1.07);
}

.who-for-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 24px;
  background: var(--bg-gradient);
  border-radius: var(--border-radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: white;
  box-shadow: var(--shadow-lg);
  transition: all 0.3s ease;
}

.who-for-card:hover .who-for-icon {
  transform: rotate(5deg) scale(1.1);
}

.who-for-card h3 {
  font-size: 1.75rem;
  margin-bottom: 16px;
  color: var(--text-dark);
  font-weight: 700;
}

.who-for-card p {
  color: var(--text-medium);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.benefits-list {
  list-style: none;
  text-align: left;
  margin-top: 24px;
}

.benefits-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  color: var(--text-medium);
  font-size: 0.95rem;
}

.benefits-list i {
  color: var(--success-color);
  font-size: 1rem;
}

/* Advantages Section */
.advantages {
  padding: 120px 0;
  background: var(--bg-white);
}

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

.advantages-text {
  text-align: center;
}

.advantages-description {
  font-size: 1.25rem;
  color: var(--text-medium);
  margin-bottom: 48px;
  line-height: 1.7;
}

.advantages-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  text-align: left;
  max-width: 900px;
  margin: 0 auto;
}

.advantage-item {
  display: flex;
  gap: 20px;
  padding: 32px;
  background: var(--bg-light);
  border-radius: var(--border-radius-lg);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.advantage-item:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
  background: white;
}

.advantage-icon {
  width: 56px;
  height: 56px;
  background: var(--bg-gradient-light);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary-color);
  flex-shrink: 0;
}

.advantage-content h4 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--text-dark);
  font-weight: 700;
}

.advantage-content p {
  color: var(--text-medium);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* How it works Section */
.how-it-works {
  padding: 120px 0;
  background: var(--bg-light);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  max-width: 1100px;
  margin: 0 auto 48px;
}

.step-card {
  background: white;
  padding: 48px 32px;
  border-radius: var(--border-radius-lg);
  text-align: center;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-md);
}

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

.step-number {
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 56px;
  background: var(--bg-gradient);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  box-shadow: var(--shadow-lg);
  border: 4px solid white;
}

.step-icon {
  width: 100px;
  height: 100px;
  margin: 20px auto 24px;
  background: var(--bg-gradient-light);
  border-radius: var(--border-radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.step-card:hover .step-icon {
  background: var(--bg-gradient);
  color: white;
  transform: scale(1.1);
}

.step-card h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text-dark);
  font-weight: 700;
}

.step-card p {
  color: var(--text-medium);
  line-height: 1.7;
  font-size: 1rem;
}

.steps-cta {
  text-align: center;
}

/* Social Proof Section */
.social-proof {
  padding: 120px 0;
  background: var(--bg-white);
}

.proof-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 48px;
  margin-bottom: 80px;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.stat-item {
  text-align: center;
  padding: 32px;
  background: var(--bg-light);
  border-radius: var(--border-radius-lg);
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  background: white;
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 900;
  background: var(--bg-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1;
}

.stat-label {
  font-size: 1.25rem;
  color: var(--text-dark);
  font-weight: 700;
  margin-bottom: 4px;
}

.stat-desc {
  font-size: 0.95rem;
  color: var(--text-medium);
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 32px;
  max-width: 1000px;
  margin: 0 auto;
}

.testimonial-card {
  background: var(--bg-light);
  padding: 40px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: all 0.3s ease;
}

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

.testimonial-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  opacity: 0.2;
  margin-bottom: 20px;
}

.testimonial-text {
  font-size: 1.125rem;
  color: var(--text-dark);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  padding-top: 20px;
}

.author-name {
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.author-role {
  font-size: 0.9rem;
  color: var(--text-medium);
}

/* Final CTA Section */
.final-cta {
  padding: 140px 0;
  background: var(--bg-gradient);
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  z-index: 0;
}

.final-cta .container {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 3.5rem;
  font-weight: 900;
  margin-bottom: 24px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.cta-description {
  font-size: 1.375rem;
  margin-bottom: 48px;
  opacity: 0.95;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.cta-buttons {
  margin-bottom: 48px;
}

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

.btn-cta:hover {
  background: var(--bg-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.cta-trust {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 500;
  backdrop-filter: blur(10px);
}

.trust-badge i {
  font-size: 1.1rem;
}

/* Footer */
.footer {
  padding: 80px 0 32px;
  background: var(--text-dark);
  color: white;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 16px;
  background: var(--bg-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  font-size: 0.95rem;
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: white;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 0.95rem;
}

.social-link:hover {
  color: white;
  transform: translateX(4px);
}

.social-link i {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.2s ease;
  font-size: 0.95rem;
}

.footer-link:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 32px;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* Responsive Design */
@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
  }

  .hero-title {
    font-size: 2.75rem;
  }

  .hero-illustration {
    height: 350px;
  }

  .illustration-circle {
    width: 280px;
    height: 280px;
  }

  .section-title {
    font-size: 2.25rem;
  }

  .cta-title {
    font-size: 2.5rem;
  }

  .nav-links {
    gap: 20px;
  }

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

@media (max-width: 640px) {
  .navbar {
    padding: 12px 0;
  }

  .nav-links {
    gap: 16px;
  }

  .nav-link {
    display: none;
  }

  .hero {
    padding: 80px 0 60px;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-description {
    font-size: 1.125rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .btn-hero {
    width: 100%;
  }

  .hero-trust {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .features,
  .who-for,
  .advantages,
  .how-it-works,
  .social-proof {
    padding: 80px 0;
  }

  .section-title {
    font-size: 2rem;
    margin-bottom: 12px;
  }

  .section-subtitle {
    font-size: 1.125rem;
  }

  .features-grid,
  .who-for-grid,
  .steps-grid,
  .advantages-list {
    grid-template-columns: 1fr;
  }

  .who-for-card.featured {
    transform: scale(1);
  }

  .who-for-card.featured:hover {
    transform: translateY(-8px) scale(1.02);
  }

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

  .stat-number {
    font-size: 2.75rem;
  }

  .cta-title {
    font-size: 2rem;
  }

  .cta-description {
    font-size: 1.125rem;
  }

  .cta-trust {
    flex-direction: column;
    gap: 16px;
  }

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

  .testimonial-text {
    font-size: 1rem;
  }

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