body {
  font-family: 'Inter', sans-serif;

}

.impact-wrapper {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

/* Sidebar */
.impact-sidebar {
  width: 280px;
  border-right: 1px solid #eee;
  padding: 50px 25px;
  background: #fff;
}

.impact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.impact-steps::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 0;
  height: 100%;
  width: 2px;
  background: #e6e6e6;
}

.impact-steps li {
  position: relative;
  padding-left: 36px;
  margin-bottom: 35px;
  font-size: 15px;
  color: #666;
  font-weight: 500;
}

.impact-steps li::before {
  content: '';
  position: absolute;
  left: -4px;
  top: -6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 9px solid #ddd;
  z-index: 2;
}

.impact-steps li.done::before {
  background: #ff6a00 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='10'%3E%3Cpath fill='white' d='M4.2 7.4L1.3 4.6 0 5.9 4.2 10 12 2.1 10.7 0.8z'/%3E%3C/svg%3E") no-repeat center center;
  border-color: #ff6a00;
}

.impact-steps li.done {
  color: #ff6a00;
}

.impact-steps li.current {
  color: #ff6a00;
  font-weight: 600;
}

.impact-steps li.current::before {
  border: 9px solid #ff6a00;
  background: #fff;
}

/* Main Content */
.impact-content {
  flex: 1;
  padding: 60px 50px;
}

.impact-card {
  max-width: 100%;
}

.impact-card h2 {
  font-size: 22px;
  margin: 0;
}

.subtitle {
  color: #555;
  margin: 5px 0 25px;
  font-size: 16px;
}

.impact-body {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.impact-text {
  flex: 1;
  min-width: 320px;
}

.impact-text h4 {
  margin: 0 0 10px;
  font-size: 16px;
  color: #333;
}

.impact-text ol {
  margin-left: 18px;
  color: #444;
  line-height: 1.7;
}

.impact-text p {
  color: #555;
  line-height: 1.7;
  margin-top: 10px;
}

.impact-preview img {
  width: 270px;
  border: 1px solid #ddd;
  border-radius: 8px;
}

/* Buttons */
.impact-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 25px;
}

.btn-orange {
  background: #ff6a00;
  border: none;
  color: #fff;
  padding: 12px 22px;
  border-radius: 30px;
  font-size: 15px;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s ease;
}

.btn-orange:hover {
  background: #e55f00;
}

.impact-next {
  text-align: right;
  margin-top: 35px;
}

.btn-next {
  background: #4b1e90;
  border: none;
  color: #fff;
  padding: 10px 28px;
  border-radius: 25px;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-next:hover {
  background: #3a1570;
}

/* Responsive */
@media (max-width: 900px) {
  .impact-wrapper {
    flex-direction: column;
  }

  .impact-sidebar {
    border-right: none;
    border-bottom: 1px solid #eee;
  }

  .impact-body {
    flex-direction: column;
  }

  .impact-preview img {
    width: 100%;
    max-width: 320px;
  }

  .impact-next {
    text-align: center;
  }
}