.hero {
  padding: 6rem 0;
  text-align: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.hero-title {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  color: #fff;
  font-weight: 900;
}
.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
}
.btn-hero {
  font-size: 1.3rem;
  padding: 16px 40px;
  background: #fff;
  color: #667eea;
  font-weight: 800;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}
.btn-hero:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}
.stats-preview {
  display: flex;
  justify-content: center;
  gap: 4rem;
  margin-top: 4rem;
}
.stat-item {
  text-align: center;
}
.stat-value {
  font-size: 2.5rem;
  font-weight: 900;
  color: #fff;
}
.stat-label {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 0.5rem;
}
.how-it-works {
  padding: 6rem 0;
  background: var(--dark);
}
.how-it-works h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--text-primary);
}
.tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
}
.tab-btn {
  padding: 1rem 2rem;
  background: var(--card-bg);
  border: 2px solid transparent;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}
.tab-btn.active {
  background: var(--primary);
  color: #fff;
}
.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}
.step {
  text-align: center;
  padding: 2rem;
  background: var(--card-bg);
  border-radius: var(--border-radius);
}
.step-number {
  width: 60px;
  height: 60px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 900;
  margin: 0 auto 1.5rem;
}
.step h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}
.step p {
  color: var(--text-secondary);
}
.features {
  padding: 6rem 0;
  background: var(--card-bg);
}
.features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--text-primary);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}
.feature {
  text-align: center;
  padding: 2rem;
}
.feature-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}
.feature h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}
.feature p {
  color: var(--text-secondary);
}
.cta {
  padding: 6rem 0;
  text-align: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.cta h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #fff;
}
.cta p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
}
.page-header {
  text-align: center;
  padding: 3rem 0;
}
.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.page-header p {
  font-size: 1.2rem;
  color: var(--text-secondary);
}
.loading-state,
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
}
.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(145, 71, 255, 0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.empty-icon {
  font-size: 5rem;
  margin-bottom: 1rem;
}
.empty-state h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }
  .hero-subtitle {
    font-size: 1.1rem;
  }
  .stats-preview {
    flex-direction: column;
    gap: 2rem;
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .tabs {
    flex-direction: column;
  }
}