.blog-shell {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  margin: 0 auto;
  padding: 28px 20px 42px;
}

.blog-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.blog-top-link {
  display: inline-flex;
  align-items: center;
  margin-bottom: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(36, 30, 25, 0.14);
  background: rgba(255, 255, 255, 0.55);
  color: var(--accent);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  transition:
    transform var(--ease-standard),
    border-color var(--ease-standard),
    background-color var(--ease-standard);
}

.blog-top-link:hover {
  transform: translateY(-1px);
  border-color: rgba(192, 57, 43, 0.45);
  background: #fff7ef;
  color: var(--accent);
}

.blog-shell h1 {
  margin: 0 0 6px;
  font-size: clamp(1.7rem, 4vw, 2.4rem);
}

.blog-lead {
  margin: 0;
  color: var(--muted);
}

.blog-block {
  margin-top: 22px;
  border-top: var(--border);
  padding-top: 16px;
}

.blog-block pre {
  position: relative;
  margin: 8px 0 18px;
  padding: 44px 14px 14px;
  overflow-x: auto;
  border: var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-soft);
}

.blog-block code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.blog-block ul {
  padding-left: 22px;
}

.blog-block li {
  margin: 6px 0;
}

.blog-note {
  margin: 14px 0 18px;
  padding: 12px 14px;
  border: var(--border);
  border-left: 4px solid rgba(192, 57, 43, 0.7);
  border-radius: var(--radius-sm);
  background: rgba(255, 247, 239, 0.75);
}

.blog-note p {
  margin: 0;
}

.blog-code-label {
  margin: 12px 0 8px;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.blog-copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  border: var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    color var(--ease-standard),
    border-color var(--ease-standard),
    background-color var(--ease-standard);
}

.blog-copy-btn:hover {
  color: var(--accent);
  border-color: rgba(192, 57, 43, 0.45);
  background: #fff7ef;
}

.blog-copy-btn.is-copied {
  border-color: rgba(28, 126, 81, 0.45);
  color: #1c7e51;
}

.blog-kbd {
  display: inline-block;
  padding: 0.08rem 0.42rem;
  border: 1px solid rgba(192, 57, 43, 0.35);
  border-radius: 999px;
  background: rgba(255, 247, 239, 0.85);
  color: #7a261b;
  font-size: 0.92em;
  line-height: 1.25;
}

.blog-post-header {
  margin-bottom: 4px;
}

.blog-search-wrap {
  width: min(320px, 100%);
}

.blog-search-input {
  width: 100%;
  padding: 9px 12px;
  border: var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.8);
  color: var(--ink);
  font: inherit;
}

.blog-search-input:focus {
  outline: 2px solid rgba(192, 57, 43, 0.25);
  outline-offset: 1px;
}

.blog-post {
  margin-top: 14px;
  padding: 14px;
  border: var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow-soft);
}

.blog-post h2 {
  margin-bottom: 8px;
  font-size: 1.16rem;
}

.blog-post-link {
  color: var(--ink);
  text-decoration: none;
}

.blog-post-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

.blog-meta {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.86rem;
}

.blog-empty {
  margin-top: 12px;
  font-size: 0.92rem;
  color: var(--muted);
}

.blog-back-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 10;
  border: var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  transition:
    color var(--ease-standard),
    border-color var(--ease-standard),
    background-color var(--ease-standard);
}

.blog-back-top:hover {
  color: var(--accent);
  border-color: rgba(192, 57, 43, 0.4);
  background: #fff7ef;
}

.blog-back-top:active,
.blog-back-top:focus,
.blog-back-top:focus-visible {
  color: var(--ink);
}

:root[data-theme="dark"] .blog-top-link {
  border-color: rgba(237, 242, 247, 0.2);
  background: rgba(28, 37, 46, 0.92);
}

:root[data-theme="dark"] .blog-top-link:hover {
  border-color: rgba(222, 127, 91, 0.5);
  background: rgba(222, 127, 91, 0.16);
}

:root[data-theme="dark"] .blog-search-input {
  background: rgba(28, 37, 46, 0.92);
  border-color: rgba(237, 242, 247, 0.2);
}

:root[data-theme="dark"] .blog-search-input::placeholder {
  color: rgba(175, 186, 198, 0.9);
}

:root[data-theme="dark"] .blog-post {
  background: rgba(28, 37, 46, 0.92);
  border-color: rgba(237, 242, 247, 0.16);
}

:root[data-theme="dark"] .blog-note {
  border-left-color: rgba(222, 127, 91, 0.86);
  background: rgba(222, 127, 91, 0.14);
}

:root[data-theme="dark"] .blog-kbd {
  border-color: rgba(222, 127, 91, 0.55);
  background: rgba(222, 127, 91, 0.18);
  color: #ffd7c5;
}

:root[data-theme="dark"] .blog-block pre {
  background: rgba(28, 37, 46, 0.95);
  border-color: rgba(237, 242, 247, 0.2);
}

:root[data-theme="dark"] .blog-copy-btn {
  background: rgba(28, 37, 46, 0.95);
  border-color: rgba(237, 242, 247, 0.24);
}

:root[data-theme="dark"] .blog-copy-btn:hover {
  color: #ffd7c5;
  border-color: rgba(222, 127, 91, 0.5);
  background: rgba(222, 127, 91, 0.16);
}

:root[data-theme="dark"] .blog-copy-btn.is-copied {
  border-color: rgba(105, 209, 156, 0.5);
  color: #69d19c;
}

:root[data-theme="dark"] .blog-post-link:hover {
  color: #ffd7c5;
}

:root[data-theme="dark"] .blog-back-top {
  background: rgba(28, 37, 46, 0.94);
  border-color: rgba(237, 242, 247, 0.2);
}

:root[data-theme="dark"] .blog-back-top:hover {
  color: #ffd7c5;
  border-color: rgba(222, 127, 91, 0.5);
  background: rgba(222, 127, 91, 0.16);
}

:root[data-theme="dark"] .blog-back-top:active,
:root[data-theme="dark"] .blog-back-top:focus,
:root[data-theme="dark"] .blog-back-top:focus-visible {
  color: var(--ink);
}

@media (max-width: 640px) {
  body {
    padding: 24px 14px 32px;
  }

  .blog-shell {
    padding: 8px 2px 20px;
  }

  .blog-header {
    display: grid;
    gap: 12px;
    align-items: start;
  }

  .blog-search-wrap {
    width: 100%;
  }

  .blog-back-top {
    right: 14px;
    bottom: 14px;
  }
}