.blog-hero {
  position: relative;
  padding: calc(var(--site-top-h, 7.5rem) + 3rem) 0 4rem;
  background:
    radial-gradient(800px 400px at 80% 0%, rgba(230,0,126,0.28), transparent 55%),
    #000;
  overflow: hidden;
}
.blog-card {
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1.75rem;
  overflow: hidden;
  background: #0a0a0a;
  transition: transform .45s cubic-bezier(.16,1,.3,1), border-color .35s ease;
}
.blog-card:hover {
  transform: translateY(-6px);
  border-color: rgba(230,0,126,0.45);
}
.blog-card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform .7s cubic-bezier(.16,1,.3,1);
}
.blog-card:hover img { transform: scale(1.06); }
.prose-pc { color: rgba(255,255,255,0.72); line-height: 1.8; font-size: 1.05rem; }
.prose-pc h2 {
  font-family: Oswald, sans-serif;
  color: #fff;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 2.5rem 0 0.85rem;
  letter-spacing: 0.02em;
}
.prose-pc p { margin-top: 1rem; }
.prose-pc a { color: #E6007E; text-decoration: underline; }
.article-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0; z-index: 100;
  background: linear-gradient(90deg, #9B0054, #E6007E, #fff);
}