/* ============ 诗话（博客） ============ */

.blog-main {
  padding: clamp(30px, 5vw, 64px) 24px 88px;
}

.blog-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding-bottom: 28px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--line);
}

.blog-hero h1 {
  margin: 14px 0 12px;
  font-size: clamp(34px, 5.2vw, 54px);
  letter-spacing: 0.22em;
}

.blog-hero p {
  max-width: 46ch;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.95;
}

.blog-hero .hero-seal {
  --seal-size: 58px;
  font-size: 28px;
  opacity: 0.9;
}

/* 列表 */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 26px;
}

.post-card {
  display: flex;
  flex-direction: column;
  background: rgba(255, 253, 247, 0.78);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.post-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
}

.post-card .cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(140deg, #ece4d2, #e2d8c2);
}

.post-card .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease);
}

.post-card:hover .cover img {
  transform: scale(1.035);
}

.post-card .cover .cover-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 40px;
  letter-spacing: 0.3em;
  color: rgba(43, 43, 43, 0.18);
  background-image: repeating-linear-gradient(
    115deg,
    rgba(43, 43, 43, 0.03) 0 1px,
    transparent 1px 9px
  );
}

.post-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 22px 22px;
  flex: 1;
}

.post-card h2 {
  font-size: 19px;
  line-height: 1.55;
  letter-spacing: 0.06em;
}

.post-card h2 a:hover {
  color: var(--cinnabar);
}

.post-card .summary {
  font-size: 13px;
  line-height: 1.9;
  color: var(--ink-2);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink-4);
}

.post-card footer .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--ink-4);
}

.post-card footer .more {
  margin-left: auto;
  color: var(--cinnabar);
}

.blog-empty {
  padding: 90px 20px;
  text-align: center;
  border: 1px dashed var(--line-strong);
  border-radius: var(--r-md);
  color: var(--ink-3);
  font-size: 13.5px;
  letter-spacing: 0.06em;
}

.blog-empty strong {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.14em;
  color: var(--ink);
}

.skeleton-card {
  height: 320px;
  border-radius: var(--r-md);
  background: var(--paper-2);
  position: relative;
  overflow: hidden;
}

.skeleton-card::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  animation: shimmer 1.4s infinite;
}

/* ============ 文章详情 ============ */

.article-main {
  padding: clamp(24px, 4vw, 44px) 24px 96px;
}

.article {
  max-width: 760px;
  margin: 0 auto;
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 22px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  transition: color var(--dur) var(--ease);
}

.article-back:hover {
  color: var(--cinnabar);
}

.article-cover {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  margin-bottom: 30px;
  display: block;
  background: var(--paper-2);
}

.article-head {
  padding-bottom: 22px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.article-head h1 {
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.42;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-4);
}

.article-meta .tag {
  padding: 2px 9px;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--ink-3);
  font-size: 11px;
}

.article-meta .edit-link {
  margin-left: auto;
  color: var(--cinnabar);
  font-size: 12px;
}

/* 正文排版 */
.prose {
  font-size: 15.5px;
  line-height: 2.05;
  color: #33302c;
  letter-spacing: 0.015em;
}

.prose > * + * {
  margin-top: 1.15em;
}

.prose h2,
.prose h3,
.prose h4 {
  margin-top: 1.9em;
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  color: var(--ink);
}

.prose h2 {
  font-size: 23px;
  padding-left: 14px;
  border-left: 3px solid var(--cinnabar);
  line-height: 1.5;
}

.prose h3 {
  font-size: 19px;
}

.prose h4 {
  font-size: 16.5px;
  color: var(--ink-2);
}

.prose p {
  margin: 0;
}

.prose a {
  color: var(--cinnabar);
  border-bottom: 1px solid rgba(195, 39, 43, 0.28);
}

.prose a:hover {
  border-bottom-color: var(--cinnabar);
}

.prose strong {
  font-weight: 600;
  color: var(--ink);
}

.prose em {
  font-style: normal;
  background: linear-gradient(transparent 62%, rgba(195, 39, 43, 0.14) 62%);
}

.prose ul,
.prose ol {
  padding-left: 22px;
}

.prose li {
  margin: 0.4em 0;
}

.prose li::marker {
  color: var(--cinnabar);
}

.prose blockquote {
  margin: 1.6em 0;
  padding: 16px 20px;
  background: rgba(92, 115, 96, 0.055);
  border-left: 2px solid var(--bamboo);
  color: var(--ink-2);
  font-family: var(--font-poem);
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: 0.04em;
}

.prose blockquote p {
  margin: 0;
}

.prose blockquote > * + * {
  margin-top: 0.7em;
}

.prose code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  padding: 2px 6px;
  background: rgba(43, 43, 43, 0.06);
  border-radius: 3px;
  color: #8a3a2f;
}

.prose pre {
  margin: 1.6em 0;
  padding: 16px 18px;
  background: #2f2d2a;
  border-radius: var(--r-sm);
  overflow-x: auto;
}

.prose pre code {
  background: none;
  padding: 0;
  color: #ece6d8;
  font-size: 12.8px;
  line-height: 1.75;
}

.prose img {
  max-width: 100%;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  display: block;
  margin: 1.8em auto;
}

.prose hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 2.4em 0;
}

.article-foot {
  margin-top: 48px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-4);
}

.article-foot .seal {
  --seal-size: 34px;
  font-size: 16px;
  opacity: 0.55;
  box-shadow: none;
  background: transparent;
  color: var(--ink-4);
  border: 1px dashed var(--line-strong);
}

.state-box-article {
  max-width: 520px;
  margin: 80px auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  color: var(--ink-3);
  font-size: 13.5px;
}

.state-box-article h2 {
  font-size: 22px;
  letter-spacing: 0.16em;
  color: var(--ink);
}

@media (max-width: 640px) {
  .blog-main,
  .article-main {
    padding-left: 18px;
    padding-right: 18px;
  }
  .blog-hero {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .blog-hero h1 {
    font-size: 38px;
  }
  .post-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .article-cover {
    aspect-ratio: 16 / 9;
  }
  .prose {
    font-size: 15.5px;
    line-height: 2;
  }
}

/* 正文表格 */
.prose .table-wrap {
  margin: 1.8em 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  min-width: 320px;
}

.prose thead th {
  text-align: left;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--ink-3);
  background: rgba(43, 43, 43, 0.035);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.prose tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
}

.prose tbody tr:last-child td {
  border-bottom: none;
}

.prose tbody tr:hover {
  background: rgba(195, 39, 43, 0.02);
}

#article-tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
}

@media (max-width: 640px) {
  .topnav .btn {
    display: none;
  }
  .topnav a,
  .topnav button {
    padding: 8px 8px;
  }
}