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

body {
  font-family: 'Inter', sans-serif;
  color: #1a1a1a;
  line-height: 1.6;
  background: #ffffff;
}

h1, h2, h3, h4 {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: 3rem; margin-bottom: 1.5rem; }
h2 { font-size: 2.25rem; margin-bottom: 1.25rem; }
h3 { font-size: 1.5rem; margin-bottom: 1rem; }
h4 { font-size: 1.125rem; margin-bottom: 0.75rem; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.nav {
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
  padding: 1.25rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: #2563eb;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: #4b5563;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: #2563eb;
}

.hero {
  padding: 5rem 0;
  background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%);
}

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

.hero h1 {
  color: #111827;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: #6b7280;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  margin-top: 3rem;
}

.hero-visual img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  border: 2px solid transparent;
}

.btn-primary {
  background: #2563eb;
  color: #ffffff;
}

.btn-primary:hover {
  background: #1d4ed8;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37,99,235,0.2);
}

.btn-secondary {
  background: transparent;
  color: #2563eb;
  border-color: #2563eb;
}

.btn-secondary:hover {
  background: #eff6ff;
}

.features {
  padding: 5rem 0;
  background: #ffffff;
}

.features h2 {
  text-align: center;
  margin-bottom: 3rem;
  color: #111827;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  background: #f9fafb;
  border-radius: 12px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  color: #111827;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: #6b7280;
  font-size: 0.9375rem;
}

.portfolio {
  padding: 5rem 0;
  background: #f9fafb;
}

.portfolio h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.portfolio-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  display: block;
  transition: transform 0.3s;
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: #ffffff;
  padding: 2rem;
  transform: translateY(100%);
  transition: transform 0.3s;
}

.portfolio-item:hover .portfolio-overlay {
  transform: translateY(0);
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-overlay h4 {
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.portfolio-overlay p {
  font-size: 0.875rem;
  opacity: 0.9;
}

.clients {
  padding: 4rem 0;
  background: #ffffff;
  text-align: center;
}

.clients h3 {
  margin-bottom: 2rem;
  color: #6b7280;
  font-weight: 600;
}

.client-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
  opacity: 0.6;
}

.client-logos img {
  height: 40px;
  filter: grayscale(100%);
  transition: filter 0.2s;
}

.client-logos img:hover {
  filter: grayscale(0%);
}

.footer {
  padding: 3rem 0;
  background: #111827;
  color: #9ca3af;
  text-align: center;
}

.footer p {
  margin-bottom: 0.5rem;
}

.footer-small {
  font-size: 0.875rem;
  opacity: 0.7;
}

.page-header {
  padding: 3rem 0 2rem;
  background: #f9fafb;
}

.breadcrumb {
  display: inline-block;
  color: #6b7280;
  text-decoration: none;
  margin-bottom: 1rem;
  font-size: 0.9375rem;
  transition: color 0.2s;
}

.breadcrumb:hover {
  color: #2563eb;
}

.subtitle {
  font-size: 1.125rem;
  color: #6b7280;
  max-width: 700px;
}

.integration-content {
  padding: 4rem 0;
}

.integration-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
}

.content-block {
  margin-bottom: 3rem;
}

.content-block h2 {
  color: #111827;
  margin-bottom: 1rem;
}

.content-block p {
  color: #4b5563;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.content-image {
  width: 100%;
  border-radius: 8px;
  margin-top: 1.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.feature-list {
  list-style: none;
  padding-left: 0;
}

.feature-list li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: 0.75rem;
  color: #4b5563;
}

.feature-list li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #2563eb;
  font-weight: 700;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.spec-item {
  padding: 1.5rem;
  background: #f9fafb;
  border-radius: 8px;
}

.spec-item h4 {
  color: #111827;
  margin-bottom: 0.5rem;
}

.spec-item p {
  color: #6b7280;
  font-size: 0.875rem;
  margin: 0;
}

.sidebar-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}

.sidebar-card h3 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  color: #111827;
}

.tech-list,
.metrics-list {
  list-style: none;
  padding: 0;
}

.tech-list li,
.metrics-list li {
  padding: 0.5rem 0;
  color: #4b5563;
  border-bottom: 1px solid #f3f4f6;
}

.tech-list li:last-child,
.metrics-list li:last-child {
  border-bottom: none;
}

.cta-card {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff;
  border: none;
}

.cta-card h3,
.cta-card p {
  color: #ffffff;
}

.cta-card p {
  opacity: 0.9;
  margin-bottom: 1.25rem;
}

.cta-card .btn-primary {
  background: #ffffff;
  color: #2563eb;
  width: 100%;
  text-align: center;
}

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

.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:before {
  content: '';
  position: absolute;
  left: 70px;
  top: 40px;
  bottom: -40px;
  width: 2px;
  background: #e5e7eb;
}

.timeline-item:last-child:before {
  display: none;
}

.timeline-marker {
  background: #2563eb;
  color: #ffffff;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  text-align: center;
  height: fit-content;
}

.timeline-content-block h3 {
  color: #111827;
  margin-bottom: 0.75rem;
}

.timeline-content-block p {
  color: #4b5563;
  margin-bottom: 1rem;
}

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

.deliverables li {
  padding: 0.5rem 0 0.5rem 1.5rem;
  position: relative;
  color: #6b7280;
  font-size: 0.9375rem;
}

.deliverables li:before {
  content: '→';
  position: absolute;
  left: 0;
  color: #2563eb;
}

.timeline-content {
  padding: 4rem 0;
}

.support-model {
  padding: 5rem 0;
  background: #f9fafb;
}

.support-model h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.support-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 2rem;
}

.support-card.featured {
  border: 2px solid #2563eb;
  box-shadow: 0 8px 20px rgba(37,99,235,0.1);
}

.support-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.badge {
  background: #dbeafe;
  color: #2563eb;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.support-card p {
  color: #4b5563;
  margin-bottom: 1.5rem;
}

.support-features {
  list-style: none;
  padding: 0;
}

.support-features li {
  padding: 0.5rem 0 0.5rem 1.5rem;
  position: relative;
  color: #6b7280;
}

.support-features li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #10b981;
  font-weight: 700;
}

.pricing-preview {
  padding: 5rem 0;
}

.pricing-box {
  max-width: 800px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 3rem;
  text-align: center;
}

.pricing-box h2 {
  margin-bottom: 2.5rem;
}

.pricing-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
  text-align: left;
}

.pricing-item h4 {
  color: #111827;
  margin-bottom: 0.5rem;
}

.price {
  font-size: 1.25rem;
  font-weight: 600;
  color: #2563eb;
  margin-bottom: 1rem;
}

.pricing-item p {
  color: #6b7280;
  font-size: 0.9375rem;
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  .container { padding: 0 1.25rem; }
  .nav-links { gap: 1rem; }
  .hero { padding: 3rem 0; }
  .integration-layout { grid-template-columns: 1fr; }
  .timeline-item { grid-template-columns: 1fr; }
  .timeline-item:before { display: none; }
  .pricing-details { grid-template-columns: 1fr; gap: 2rem; }
}