.blog-hero {
  padding: 3.2rem 0 0.6rem;
  background: linear-gradient(180deg, #f6f3ff 0%, #fff 100%);
  text-align: center;
}
.blog-intro { max-width: 760px; }
.blog-hero h1 {
  font-size: clamp(2.3rem, 4.6vw, 3.6rem);
  margin: 0.7rem auto 0.8rem;
  max-width: 16ch;
}
.blog-hero p, .blog-feature p, .blog-card p { color: #625b78; }
.tight { padding-top: 0.6rem; }
.blog-feature, .blog-card {
  background: #fff;
  border: 1px solid #efeaf8;
  border-radius: 22px;
  box-shadow: 0 16px 40px rgba(55, 24, 120, 0.06);
  overflow: hidden;
}
.blog-feature { display: grid; padding: 0.7rem; gap: 0.35rem; }
.blog-feature img, .blog-card img, .blog-cover {
  width: 100%;
  height: 210px;
  object-fit: cover;
  background: #efe9ff;
}
.blog-feature img { height: 260px; border-radius: 16px; }
.blog-feature div, .blog-card div { padding: 1.15rem 1.2rem 1.25rem; }
.blog-feature h2, .blog-card h3 { margin: 0.35rem 0 0.45rem; }
.blog-feature h2 { font-size: clamp(1.5rem, 2.4vw, 2rem); }
.blog-feature time, .blog-card time, .blog-article time { color: #7b7390; font-size: 0.88rem; font-weight: 650; }
.blog-fallback { display: block; min-height: 240px; background: #efe9ff; }
.blog-tabs { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-bottom: 1.3rem; }
.blog-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 40px;
  padding: 0.3rem 0.95rem;
  border-radius: 999px;
  border: 1px solid #e4dff0;
  background: #fff;
  color: #3d3654;
  font-weight: 700;
  font-size: 0.92rem;
}
.blog-tab span { color: #8b84a3; font-weight: 650; }
.blog-tab.is-on { background: #6426f5; border-color: #6426f5; color: #fff; }
.blog-tab.is-on span { color: #fff; }
.blog-tab:hover { border-color: #c4b5fd; }
.blog-tab.is-on:hover { color: #fff; }
.blog-grid { display: grid; gap: 1rem; }
.blog-card h3 { font-size: 1.08rem; line-height: 1.45; margin: 0.7rem 0 0.5rem; }
.blog-card p { line-height: 1.6; }
.blog-cat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  background: #efe9ff;
  color: #5b21d6;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.blog-cat-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.blog-cat.is-program-management { background: #e8f1ff; color: #1d5fd1; }
.blog-cat.is-portfolio-management { background: #e6f7f1; color: #0f7a55; }
.blog-cat.is-risk-management { background: #fff1e6; color: #c2410c; }
.blog-article .blog-cat { margin-bottom: 0.3rem; }
.blog-article h1 { line-height: 1.2; }
.blog-card:hover, .blog-feature:hover { border-color: #d9ccf8; }
.blog-article { padding: 2.4rem 0 0.4rem; }
.blog-read { max-width: 820px; margin-inline: auto; }
.blog-crumb { color: #7b7390; font-size: 0.88rem; font-weight: 650; margin-bottom: 0.8rem; }
.blog-crumb a { color: #5b34ee; }
.blog-article h1 { font-size: clamp(2rem, 4vw, 3.1rem); margin: 0.45rem 0 0.6rem; }
.blog-cover { border-radius: 18px; height: auto; max-height: 460px; margin: 1.2rem 0 0.4rem; }
.blog-body { margin-top: 1.2rem; }
.blog-body p, .blog-body li { color: #3d3654; }
.blog-body p { margin: 0.85rem 0; line-height: 1.7; }
.blog-body li p { margin: 0.2rem 0; }
.blog-body h3 { margin: 1.5rem 0 0.45rem; font-size: 1.28rem; }
.blog-body a { color: #6426f5; font-weight: 700; }
.blog-body ul { margin: 0.4rem 0 0.9rem; padding-left: 1.2rem; }
.blog-body hr { border: 0; border-top: 1px solid #efeaf8; margin: 1.5rem 0; }
.blog-keep { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-bottom: 1rem; }
.blog-keep a { color: #6426f5; font-weight: 800; }
@media (min-width: 800px) {
  .blog-feature { grid-template-columns: 1.05fr 0.95fr; align-items: center; }
  .blog-feature img { height: 100%; min-height: 300px; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 980px) {
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
}