.blog-richtext {
  color: #3f4a63;
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: -0.008em;
}

.blog-richtext > :first-child {
  margin-top: 0;
}

.blog-richtext > :last-child {
  margin-bottom: 0;
}

.blog-richtext p {
  max-width: 70ch;
  margin: 0 0 10px;
  color: #3a4661;
}

.blog-richtext h1 {
  margin: 22px 0 8px;
  color: #223055;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.22;
  letter-spacing: -0.018em;
  font-weight: 700;
}

.blog-richtext h2 {
  margin: 20px 0 6px;
  color: #28375f;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.28;
  letter-spacing: -0.016em;
  position: relative;
  font-weight: 700;
}

.blog-richtext h3 {
  margin: 14px 0 6px;
  color: #2d3f66;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.32;
  font-weight: 600;
}

.blog-richtext h1 + p,
.blog-richtext h2 + p,
.blog-richtext h3 + p {
  margin-top: 4px;
}

.blog-richtext h2::after {
  content: "";
  display: block;
  width: 36px;
  height: 3px;
  margin-top: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, #3b5ba7, #f28b2c);
  opacity: 0.75;
}

.blog-richtext ul,
.blog-richtext ol {
  margin: 4px 0 10px;
  padding-left: 0;
  list-style: none;
}

.blog-richtext p + ul,
.blog-richtext p + ol {
  margin-top: 2px;
}

.blog-richtext ul li,
.blog-richtext ol li {
  margin: 0;
  line-height: 1.38;
  padding-left: 40px;
  position: relative;
}

.blog-richtext ul li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 0.52em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #3b5ba7;
  box-shadow: 0 0 0 3px rgba(66, 105, 178, 0.14);
}

.blog-richtext ol {
  counter-reset: rt-ol;
}

.blog-richtext ol li::before {
  counter-increment: rt-ol;
  content: counter(rt-ol);
  position: absolute;
  left: 8px;
  top: 0.18em;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(66, 105, 178, 0.12);
  color: #2f4a96;
  font-weight: 700;
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.blog-richtext li > p {
  margin: 0 !important;
}

.blog-richtext ul li p,
.blog-richtext ol li p {
  margin: -5px !important;
}

.blog-richtext p:empty,
.blog-richtext h1:empty,
.blog-richtext h2:empty,
.blog-richtext h3:empty {
  display: none;
}

.blog-richtext li > p {
  margin: 0;
}

.blog-richtext blockquote {
  margin: 14px 0;
  padding: 12px 16px;
  background: rgba(66, 105, 178, 0.06);
  border-left: 3px solid #3b5ba7;
  border-radius: 10px;
  color: #2b3a58;
}

.blog-richtext hr {
  margin: 16px 0;
  border: none;
  height: 1px;
  background: rgba(66, 105, 178, 0.2);
}

.blog-richtext a {
  color: #3451a3;
  text-decoration: none;
  border-bottom: 1px solid rgba(66, 105, 178, 0.22);
}

.blog-richtext a:hover {
  color: var(--brand-accent);
  border-bottom-color: rgba(247, 143, 30, 0.4);
}

.blog-richtext .rt-card {
  background: #ffffff;
  border: 1px solid rgba(66, 105, 178, 0.12);
  box-shadow: 0 14px 32px -28px rgba(66, 105, 178, 0.45);
  border-radius: 14px;
  padding: 14px 16px;
  margin: 12px 0 16px;
}

.blog-richtext .rt-card-soft {
  background: rgba(66, 105, 178, 0.05);
}

.blog-richtext .rt-card-title {
  margin: 0 0 6px;
  font-size: 15px;
  color: #263352;
}

.blog-richtext .rt-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin: 12px 0 16px;
}

.blog-richtext .rt-box {
  background: #ffffff;
  border: 1px solid rgba(66, 105, 178, 0.12);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 10px 24px -24px rgba(66, 105, 178, 0.4);
}

.blog-richtext .rt-callout {
  margin: 12px 0;
  padding: 12px 16px;
  background: linear-gradient(135deg, rgba(247, 143, 30, 0.12), rgba(66, 105, 178, 0.07));
  border-radius: 14px;
  color: #243252;
  font-weight: 600;
}

.blog-richtext .rt-checklist {
  margin: 12px 0;
  padding: 14px 16px;
  background: rgba(66, 105, 178, 0.05);
  border: 1px dashed rgba(66, 105, 178, 0.28);
  border-radius: 14px;
}

.blog-richtext .rt-summary {
  margin-top: 10px;
  font-weight: 600;
  color: #243252;
}

@media (max-width: 575px) {
  .blog-richtext {
    font-size: 16px;
    line-height: 1.7;
  }

  .blog-richtext h2::after {
    width: 32px;
  }
}