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

:root {
  --color-teal: #0D9488;
  --color-teal-dark: #0F766E;
  --color-slate: #475569;
  --color-slate-light: #64748B;
  --color-slate-bg: #F8FAFC;
  --color-amber: #FCD34D;
  --color-amber-dark: #F59E0B;
  --color-white: #FFFFFF;
  --color-black: #1E293B;
  --spacing-unit: 8px;
  --max-width: 1200px;
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-white);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 calc(var(--spacing-unit) * 3);
}

.header {
  background-color: var(--color-white);
  border-bottom: 1px solid #E2E8F0;
  padding: calc(var(--spacing-unit) * 2.5) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo-group {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 1.5);
}

.logo-icon {
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-black);
  letter-spacing: -0.02em;
}

.hero {
  background: linear-gradient(135deg, var(--color-slate-bg) 0%, #E0F2FE 100%);
  padding: calc(var(--spacing-unit) * 10) 0 calc(var(--spacing-unit) * 8) 0;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-unit) * 6);
  align-items: center;
}

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

.hero h1 {
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 3);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-slate);
  margin-bottom: calc(var(--spacing-unit) * 4);
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: calc(var(--spacing-unit) * 2);
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--spacing-unit) * 2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.btn {
  display: inline-block;
  padding: calc(var(--spacing-unit) * 1.75) calc(var(--spacing-unit) * 4);
  border-radius: calc(var(--spacing-unit) * 1);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background-color: var(--color-teal-dark);
}

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

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

.btn-outline {
  background-color: transparent;
  color: var(--color-slate);
  border-color: var(--color-slate-light);
}

.btn-outline:hover {
  background-color: var(--color-slate);
  color: var(--color-white);
  border-color: var(--color-slate);
}

section {
  padding: calc(var(--spacing-unit) * 10) 0;
}

section h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-black);
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 6);
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  font-size: 1.125rem;
  color: var(--color-slate);
  margin-top: calc(var(--spacing-unit) * -4);
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.features {
  background-color: var(--color-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
}

.feature-card {
  padding: calc(var(--spacing-unit) * 4);
  border-radius: calc(var(--spacing-unit) * 2);
  background-color: var(--color-slate-bg);
  border: 1px solid #E2E8F0;
}

.feature-icon {
  margin-bottom: calc(var(--spacing-unit) * 2.5);
}

.feature-card h3 {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.feature-card p {
  font-size: 1rem;
  color: var(--color-slate);
  line-height: 1.6;
}

.integrations {
  background-color: var(--color-slate-bg);
}

.integrations-logos {
  display: flex;
  justify-content: center;
  gap: calc(var(--spacing-unit) * 8);
  flex-wrap: wrap;
}

.integration-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
}

.integration-placeholder {
  width: 120px;
  height: 120px;
  background-color: var(--color-white);
  border: 2px solid #E2E8F0;
  border-radius: calc(var(--spacing-unit) * 2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  color: var(--color-slate-light);
  text-align: center;
  padding: calc(var(--spacing-unit) * 2);
}

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

.integration-logo svg {
  width: 80px;
  height: 80px;
}

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

.integration-item span {
  font-weight: 600;
  color: var(--color-black);
  font-size: 1.125rem;
}

.how-it-works {
  background-color: var(--color-white);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: calc(var(--spacing-unit) * 5);
}

.step {
  text-align: center;
}

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-teal);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 auto calc(var(--spacing-unit) * 3) auto;
}

.step h3 {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.step p {
  font-size: 1rem;
  color: var(--color-slate);
  line-height: 1.6;
}

.dashboard-preview {
  background-color: var(--color-slate-bg);
}

.dashboard-placeholder {
  max-width: 1000px;
  margin: 0 auto;
  height: 500px;
  background-color: var(--color-white);
  border: 2px solid #E2E8F0;
  border-radius: calc(var(--spacing-unit) * 2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  color: var(--color-slate-light);
  text-align: center;
  padding: calc(var(--spacing-unit) * 4);
}

.compliance {
  background-color: var(--color-white);
}

.compliance p {
  text-align: center;
  font-size: 1.125rem;
  color: var(--color-slate);
  max-width: 800px;
  margin: calc(var(--spacing-unit) * -4) auto calc(var(--spacing-unit) * 6) auto;
}

.compliance-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: calc(var(--spacing-unit) * 3);
  max-width: 900px;
  margin: 0 auto;
}

.compliance-item {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
  padding: calc(var(--spacing-unit) * 2.5);
  background-color: var(--color-slate-bg);
  border-radius: calc(var(--spacing-unit) * 1);
  border: 1px solid #E2E8F0;
}

.compliance-item span {
  font-weight: 600;
  color: var(--color-black);
}

.pricing {
  background-color: var(--color-slate-bg);
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
  max-width: 1100px;
  margin: 0 auto;
}

.pricing-card {
  background-color: var(--color-white);
  border: 2px solid #E2E8F0;
  border-radius: calc(var(--spacing-unit) * 2);
  padding: calc(var(--spacing-unit) * 5);
  position: relative;
}

.pricing-featured {
  border-color: var(--color-teal);
  box-shadow: 0 8px 24px rgba(13, 148, 136, 0.15);
}

.featured-badge {
  position: absolute;
  top: calc(var(--spacing-unit) * 2);
  right: calc(var(--spacing-unit) * 2);
  background-color: var(--color-amber);
  color: var(--color-black);
  padding: calc(var(--spacing-unit) * 0.75) calc(var(--spacing-unit) * 2);
  border-radius: calc(var(--spacing-unit) * 3);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-card h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-teal);
  margin-bottom: calc(var(--spacing-unit) * 4);
}

.price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-slate);
}

.pricing-features {
  list-style: none;
  margin-bottom: calc(var(--spacing-unit) * 4);
}

.pricing-features li {
  padding: calc(var(--spacing-unit) * 1.5) 0;
  color: var(--color-slate);
  border-bottom: 1px solid #E2E8F0;
}

.pricing-features li:last-child {
  border-bottom: none;
}

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

.articles {
  background-color: var(--color-white);
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: calc(var(--spacing-unit) * 5);
}

.article-card {
  background-color: var(--color-slate-bg);
  border-radius: calc(var(--spacing-unit) * 2);
  overflow: hidden;
  border: 1px solid #E2E8F0;
}

.article-image-placeholder {
  width: 100%;
  height: 250px;
  background-color: #E2E8F0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-slate-light);
  font-size: 0.875rem;
}

.article-content {
  padding: calc(var(--spacing-unit) * 4);
}

.article-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.article-content p {
  font-size: 1rem;
  color: var(--color-slate);
  line-height: 1.6;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.article-link {
  color: var(--color-teal);
  font-weight: 600;
  text-decoration: none;
}

.article-link:hover {
  color: var(--color-teal-dark);
  text-decoration: underline;
}

.contact {
  background-color: var(--color-slate-bg);
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--spacing-unit) * 5);
  max-width: 900px;
  margin: 0 auto;
}

.contact-item {
  display: flex;
  gap: calc(var(--spacing-unit) * 2.5);
}

.contact-item svg {
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 1);
}

.contact-item a {
  color: var(--color-teal);
  text-decoration: none;
  font-weight: 500;
}

.contact-item a:hover {
  color: var(--color-teal-dark);
  text-decoration: underline;
}

.contact-item p {
  color: var(--color-slate);
  line-height: 1.6;
}

.footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: calc(var(--spacing-unit) * 8) 0 calc(var(--spacing-unit) * 4) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: calc(var(--spacing-unit) * 8);
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.footer-brand .logo-icon path:first-child {
  fill: var(--color-teal);
  stroke: var(--color-teal);
}

.footer-brand .brand-name {
  color: var(--color-white);
}

.footer-tagline {
  color: var(--color-slate-light);
  margin-top: calc(var(--spacing-unit) * 2);
  font-size: 0.9375rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--spacing-unit) * 4);
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--color-white);
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.footer-column a {
  color: var(--color-slate-light);
  text-decoration: none;
  font-size: 0.9375rem;
}

.footer-column a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: calc(var(--spacing-unit) * 4);
  text-align: center;
}

.footer-bottom p {
  color: var(--color-slate-light);
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  section h2 {
    font-size: 1.875rem;
  }

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

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

  .pricing-cards {
    grid-template-columns: 1fr;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing-unit) * 5);
  }

  .footer-links {
    grid-template-columns: 1fr;
  }

  .integrations-logos {
    gap: calc(var(--spacing-unit) * 4);
  }

  .contact-info {
    grid-template-columns: 1fr;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing-unit) * 4);
  }

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

  .hero-cta {
    justify-content: center;
  }

  .demo-content {
    grid-template-columns: 1fr;
  }

  .collab-content {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing-unit) * 5);
  }

  .footer-links-grid {
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--spacing-unit) * 4);
  }
}

.platform-demo {
  background-color: var(--color-white);
}

.demo-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-unit) * 6);
  align-items: center;
}

.demo-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 3);
  letter-spacing: -0.02em;
}

.demo-text p {
  font-size: 1.125rem;
  color: var(--color-slate);
  line-height: 1.7;
  margin-bottom: calc(var(--spacing-unit) * 4);
}

.demo-image img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--spacing-unit) * 2);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.team-collaboration {
  background-color: var(--color-slate-bg);
}

.collab-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-unit) * 6);
  align-items: center;
}

.collab-image img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--spacing-unit) * 2);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.collab-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: calc(var(--spacing-unit) * 3);
  letter-spacing: -0.02em;
}

.collab-text p {
  font-size: 1.125rem;
  color: var(--color-slate);
  line-height: 1.7;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.benefits-list {
  list-style: none;
  padding: 0;
}

.benefits-list li {
  padding: calc(var(--spacing-unit) * 1.5) 0 calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 4);
  color: var(--color-slate);
  position: relative;
}

.benefits-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-teal);
  font-weight: 700;
  font-size: 1.25rem;
}

.article-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.article-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: calc(var(--spacing-unit) * 8);
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: calc(var(--spacing-unit) * 4);
}

@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.25rem;
  }

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