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

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

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

.nav {
  background: #ffffff;
  border-bottom: 1px solid #e8e8e8;
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 20px 0;
}

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

.logo {
  font-weight: 700;
  font-size: 18px;
  color: #1a1a1a;
}

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

.nav-links a {
  color: #666;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: #6366f1;
}

.hero {
  padding: 80px 0 60px;
  text-align: center;
}

.hero h1 {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 20px;
  color: #1a1a1a;
}

.hero-subtitle {
  font-size: 20px;
  color: #666;
  margin-bottom: 48px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-top: 48px;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 48px;
  font-weight: 700;
  color: #6366f1;
  line-height: 1;
}

.stat-label {
  font-size: 14px;
  color: #666;
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section {
  padding: 80px 0;
}

.bg-light {
  background: #fafafa;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 56px;
  color: #1a1a1a;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
}

.post-card {
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.post-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.post-content {
  padding: 24px;
}

.post-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 13px;
}

.post-type {
  background: #f0f0f0;
  padding: 4px 12px;
  border-radius: 16px;
  font-weight: 500;
}

.post-reach {
  color: #6366f1;
  font-weight: 600;
}

.post-content h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: #1a1a1a;
}

.post-content p {
  color: #666;
  font-size: 15px;
  margin-bottom: 16px;
}

.post-metrics {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: #999;
}

.case-studies {
  display: grid;
  gap: 40px;
}

.case-study {
  background: #ffffff;
  padding: 32px;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.case-study-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.case-study-header h3 {
  font-size: 24px;
  color: #1a1a1a;
}

.growth-badge {
  background: #dcfce7;
  color: #16a34a;
  padding: 6px 16px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 14px;
}

.case-study p {
  color: #666;
  margin-bottom: 24px;
  font-size: 16px;
}

.case-img {
  width: 100%;
  max-width: 400px;
  margin: 20px 0;
  border-radius: 8px;
}

.case-metrics {
  display: flex;
  gap: 48px;
}

.metric {
  display: flex;
  flex-direction: column;
}

.metric strong {
  font-size: 32px;
  color: #6366f1;
  font-weight: 700;
}

.metric span {
  font-size: 13px;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.strategy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.strategy-card {
  padding: 28px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.strategy-number {
  font-size: 14px;
  color: #6366f1;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.strategy-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: #1a1a1a;
}

.strategy-card p {
  color: #666;
  font-size: 15px;
}

.cta-section {
  background: #6366f1;
  color: #ffffff;
  padding: 80px 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 40px;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 18px;
  margin-bottom: 32px;
  opacity: 0.9;
}

.btn-primary {
  display: inline-block;
  background: #ffffff;
  color: #6366f1;
  padding: 16px 40px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.footer {
  background: #1a1a1a;
  color: #999;
  padding: 32px 0;
  text-align: center;
  font-size: 14px;
}

.hero-simple {
  padding: 60px 0 40px;
  text-align: center;
  background: #fafafa;
}

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

.timeline-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 32px;
  margin-bottom: 56px;
  position: relative;
}

.timeline-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 60px;
  top: 40px;
  width: 2px;
  height: calc(100% + 16px);
  background: #e8e8e8;
}

.timeline-marker {
  background: #6366f1;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: 8px;
  font-weight: 700;
  text-align: center;
  height: fit-content;
  position: relative;
  z-index: 1;
}

.timeline-content h3 {
  font-size: 24px;
  margin-bottom: 16px;
  color: #1a1a1a;
}

.timeline-content p {
  color: #666;
  margin-bottom: 16px;
  font-size: 16px;
}

.timeline-content ul {
  list-style: none;
  margin-bottom: 24px;
}

.timeline-content ul li {
  padding-left: 24px;
  position: relative;
  margin-bottom: 8px;
  color: #666;
}

.timeline-content ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: #6366f1;
}

.process-img {
  width: 100%;
  max-width: 500px;
  border-radius: 8px;
  margin-top: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.tool-card {
  background: #ffffff;
  padding: 28px;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.tool-card h4 {
  font-size: 18px;
  margin-bottom: 12px;
  color: #1a1a1a;
}

.tool-card p {
  color: #666;
  font-size: 15px;
}

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

.deliverable-item {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
  align-items: flex-start;
}

.check-icon {
  width: 32px;
  height: 32px;
  background: #dcfce7;
  color: #16a34a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.deliverable-item h4 {
  font-size: 18px;
  margin-bottom: 6px;
  color: #1a1a1a;
}

.deliverable-item p {
  color: #666;
  font-size: 15px;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 36px;
  }
  .hero-stats {
    flex-direction: column;
    gap: 32px;
  }
  .section-title {
    font-size: 32px;
  }
  .posts-grid {
    grid-template-columns: 1fr;
  }
  .case-metrics {
    flex-wrap: wrap;
    gap: 24px;
  }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .timeline-item::after {
    display: none;
  }
  .nav-links {
    gap: 20px;
  }
}