.blog-hero {
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.96), rgba(232, 243, 255, 0.88));
}

.blog-hero h1 {
  max-width: none;
}

.blog-shell {
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
  gap: 1.1rem;
  align-items: flex-start;
}

.blog-list-panel {
  display: grid;
  gap: 0.75rem;
}

.list-panel-head h2 {
  margin: 0;
}

.article-meta {
  margin: 0.3rem 0 0;
  color: #0c6f99;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.state-message {
  margin: 0;
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.75);
}

.state-error {
  border-color: rgba(173, 46, 76, 0.35);
  color: #8a203a;
}

.article-list {
  display: grid;
  gap: 0.75rem;
  max-height: min(70vh, 760px);
  overflow: auto;
  padding-right: 0.15rem;
}

.article-card {
  width: 100%;
  min-height: 200px;
  border: 1px solid rgba(17, 93, 128, 0.2);
  border-radius: 14px;
  background: #ffffff;
  text-align: left;
  color: inherit;
  font: inherit;
  cursor: pointer;
  display: grid;
  overflow: hidden;
  transition: transform 170ms ease, border-color 170ms ease, box-shadow 170ms ease;
}

.article-card:hover {
  transform: translateY(-1px);
  border-color: rgba(10, 141, 201, 0.42);
  box-shadow: 0 10px 24px rgba(16, 55, 75, 0.09);
}

.article-card[aria-pressed="true"] {
  border-color: rgba(10, 141, 201, 0.65);
  box-shadow: 0 0 0 3px rgba(10, 141, 201, 0.16);
}

.article-card-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid rgba(17, 93, 128, 0.15);
}

.article-card-date,
.article-card-title,
.article-card-summary {
  margin: 0;
  padding-inline: 0.8rem;
}

.article-card-date {
  padding-top: 0.72rem;
  color: #0c6f99;
  font-size: 0.79rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.article-card-title {
  padding-top: 0.36rem;
  color: #0f2d3e;
  font-weight: 800;
  line-height: 1.28;
}

.article-card-summary {
  padding-top: 0.42rem;
  padding-bottom: 0.82rem;
  color: #3b5d6e;
  font-size: 0.9rem;
}

.blog-detail {
  border-left: 1px solid rgba(17, 93, 128, 0.16);
  padding-left: 1.1rem;
  display: grid;
  gap: 0.25rem;
}

.detail-date {
  margin: 0;
  color: #0c6f99;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.blog-detail h3 {
  margin: 0.3rem 0 0;
  color: #0e2d3e;
  font-family: "Baskerville", "Book Antiqua", "Palatino Linotype", serif;
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  line-height: 1.14;
}

.detail-image-wrap {
  margin-top: 0.75rem;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(17, 93, 128, 0.18);
  background: #f4f9fd;
}

.detail-image-wrap img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.detail-block {
  margin-top: 0.92rem;
  display: grid;
  gap: 0.35rem;
}

.detail-block h4 {
  margin: 0;
  color: #0f2d3e;
  font-size: 0.96rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.detail-block p,
.detail-block ul {
  margin: 0;
  color: #2d4f61;
}

.detail-block ul {
  padding-left: 1.05rem;
  display: grid;
  gap: 0.28rem;
}

.detail-signature {
  margin: 1rem 0 0;
  color: #0c6f99;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.detail-actions {
  margin-top: 0.92rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

@media (max-width: 1040px) {
  .blog-shell {
    grid-template-columns: 1fr;
  }

  .blog-detail {
    border-left: 0;
    border-top: 1px solid rgba(17, 93, 128, 0.16);
    padding-top: 1rem;
    padding-left: 0;
  }

  .article-list {
    max-height: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .article-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .detail-actions .btn {
    width: 100%;
  }
}