.iso-landing .key-numbers-bar{
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  padding: 20px 0;
  margin-bottom: 24px;
}
.iso-landing .key-numbers{
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
.iso-landing .key-item{
  text-align: center;
}
.iso-landing .key-item strong{
  display: block;
  font-size: 24px;
  color: #1565c0;
  font-weight: 700;
  margin-bottom: 4px;
}
.iso-landing .key-item span{
  font-size: 14px;
  color: #555;
}

.iso-landing .when-needed-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 24px 0;
}
.iso-landing .when-card{
  background: white;
  border: 2px solid #e3f2fd;
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s;
}
.iso-landing .when-card:hover{
  border-color: #2196f3;
  box-shadow: 0 4px 12px rgba(33,150,243,0.15);
}
.iso-landing .when-icon{
  font-size: 36px;
  margin-bottom: 12px;
}
.iso-landing .when-card h3{
  font-size: 16px;
  color: #1976d2;
  margin: 0 0 8px 0;
}
.iso-landing .when-card p{
  font-size: 14px;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

.iso-landing .development-timeline{
  position: relative;
  padding-left: 40px;
  margin: 30px 0;
}
.iso-landing .development-timeline::before{
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, #4caf50, #81c784);
}
.iso-landing .timeline-step{
  position: relative;
  margin-bottom: 30px;
  padding-left: 30px;
}
.iso-landing .timeline-marker{
  position: absolute;
  left: -25px;
  top: 0;
  width: 32px;
  height: 32px;
  background: #4caf50;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 14px;
  border: 3px solid white;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.iso-landing .timeline-content h3{
  margin: 0 0 8px 0;
  color: #2e7d32;
  font-size: 17px;
}
.iso-landing .timeline-content p{
  margin: 0;
  color: #555;
  font-size: 15px;
  line-height: 1.6;
}

.iso-landing .product-types-tabs{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin: 24px 0;
}
.iso-landing .product-type-item{
  background: #fafafa;
  border-left: 4px solid #ff9800;
  padding: 16px 20px;
  border-radius: 8px;
}
.iso-landing .product-type-item h4{
  margin: 0 0 8px 0;
  color: #e65100;
  font-size: 16px;
}
.iso-landing .product-type-item p{
  margin: 0;
  font-size: 14px;
  color: #666;
  line-height: 1.5;
}

.iso-landing .faq-compact{
  margin: 40px 0;
}
.iso-landing .faq-compact-list{
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.iso-landing .faq-compact-item{
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 16px 20px;
  cursor: pointer;
  transition: all 0.2s;
}
.iso-landing .faq-compact-item:hover{
  border-color: #2196f3;
}
.iso-landing .faq-compact-item summary{
  font-weight: 600;
  color: #1976d2;
  font-size: 15px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.iso-landing .faq-compact-item summary::-webkit-details-marker{
  display: none;
}
.iso-landing .faq-compact-item summary::after{
  content: '+';
  font-size: 20px;
  color: #2196f3;
  font-weight: bold;
}
.iso-landing .faq-compact-item[open] summary::after{
  content: '−';
}
.iso-landing .faq-compact-item p{
  margin: 12px 0 0 0;
  color: #555;
  font-size: 14px;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .iso-landing .key-numbers{
    flex-direction: column;
  }
  .iso-landing .development-timeline{
    padding-left: 20px;
  }
  .iso-landing .timeline-marker{
    left: -15px;
    width: 28px;
    height: 28px;
    font-size: 12px;
  }
}