body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  color: #333;
}

.steps-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 600px;
  margin: auto;
}

.step-card {
  background: #fff;
  border-radius: 16px;
  padding: 20px 16px;
  box-shadow: 0 4px 10px rgba(200, 170, 100, 0.15);
  border-left: 5px solid #d4af37; /* ゴールドのアクセント */
  position: relative;
}

.step-header {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
}

.step-badge {
  background: linear-gradient(135deg, #f7e7b7, #d4af37);
  color: white;
  font-weight: bold;
  font-size: 20px;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  line-height: 38px;
  text-align: center;
  margin-right: 12px;
  box-shadow: 0 0 0 3px #fff inset, 0 0 6px rgba(212, 175, 55, 0.5);
  flex-shrink: 0;
}

.step-title {
  font-size: 26px;
  font-weight: bold;
  color: #7c672b;
  margin: 0;
}

.step-description {
  font-size: 15px;
  line-height: 1.6;
  margin: 0;
  color: #444;
}

/* Optional: Responsive enhancement for larger screens */
@media screen and (min-width: 768px) {
  .step-title {
    font-size: 20px;
  }

  .step-description {
    font-size: 16px;
  }

  .step-badge {
    width: 44px;
    height: 44px;
    font-size: 15px;
    line-height: 44px;
  }
}