/* 博客目录页 — 杂志式阅读台，不再用居中英雄区 + 精选卡 + 图标列表 */
.page-blog {
  background: #f3f4f6;
}

.page-blog .page-main {
  padding-bottom: 64px;
}

.blog-masthead {
  padding: 48px 0 28px;
}

.blog-masthead-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 36px;
  align-items: start;
}

.blog-kicker {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
}

.blog-masthead h1 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.blog-lead {
  margin: 0;
  max-width: 36em;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.blog-path {
  background: #fff;
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: 10px;
  padding: 22px 22px 18px;
  box-shadow: 0 1px 2px rgba(17, 17, 17, 0.04);
}

.blog-path h2 {
  margin: 0 0 14px;
  font-size: 0.92rem;
  font-weight: 700;
}

.blog-path ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: blog-path;
}

.blog-path li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  counter-increment: blog-path;
}

.blog-path li + li {
  margin-top: 14px;
}

.blog-path li::before {
  content: counter(blog-path);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.blog-path strong {
  display: block;
  font-size: 0.92rem;
  line-height: 1.4;
}

.blog-path span {
  display: block;
  margin-top: 2px;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
}

.blog-desk {
  padding: 0 0 8px;
}

.blog-desk-frame {
  display: grid;
  grid-template-columns: 228px minmax(0, 1fr);
  min-height: 0;
  background: #fff;
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(17, 17, 17, 0.04);
}

.blog-rail {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 12px;
  background: #fafafa;
  border-right: 1px solid var(--line);
}

.blog-rail-label {
  margin: 10px 10px 6px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.blog-rail-label:first-child {
  margin-top: 2px;
}

.blog-rail-btn,
.blog-rail-link {
  display: block;
  width: 100%;
  padding: 10px 10px;
  border-radius: 8px;
  text-align: left;
  color: var(--ink-2);
  background: transparent;
  border: 0;
}

.blog-rail-btn strong,
.blog-rail-link strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.3;
}

.blog-rail-btn small,
.blog-rail-link small {
  display: block;
  margin-top: 2px;
  font-size: 0.72rem;
  color: var(--muted);
  line-height: 1.4;
}

.blog-rail-btn:hover,
.blog-rail-link:hover {
  background: #fff;
  color: var(--ink);
}

.blog-rail-btn.is-active {
  background: #fff;
  box-shadow: 0 0 0 1px rgba(67, 20, 182, 0.16);
}

.blog-rail-btn.is-active strong {
  color: var(--brand);
}

.blog-count {
  margin: 12px 10px 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.blog-stream {
  min-width: 0;
  padding: 28px 28px 32px;
}

.blog-stream-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.blog-stream-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.blog-stream-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.blog-issue {
  display: block;
  padding: 22px 0 8px;
  color: inherit;
}

.blog-issue-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.82rem;
}

.blog-issue-no {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--brand);
}

.blog-issue-tag {
  color: var(--brand);
  font-weight: 700;
}

.blog-issue h2,
.blog-issue h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.blog-issue h2 {
  font-size: clamp(1.45rem, 2.6vw, 1.9rem);
}

.blog-issue h3 {
  font-size: 1.12rem;
}

.blog-issue > p {
  margin: 0 0 14px;
  max-width: 58ch;
  color: var(--ink-2);
  font-size: 0.98rem;
  line-height: 1.75;
}

.blog-issue-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand);
  font-size: 0.9rem;
  font-weight: 600;
}

.blog-issue:hover .blog-issue-more {
  gap: 10px;
}

.blog-issue.is-lead {
  padding-top: 22px;
  padding-bottom: 22px;
}

.blog-index-list {
  display: flex;
  flex-direction: column;
}

.blog-index-list .blog-issue {
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.blog-index-list .blog-issue > p {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-empty {
  margin: 36px 0 12px;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 980px) {
  .blog-masthead-inner {
    grid-template-columns: 1fr;
    gap: 20px;
    align-items: stretch;
  }

  .blog-desk-frame {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .blog-rail {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 12px;
    gap: 6px;
  }

  .blog-rail-label,
  .blog-count,
  .blog-rail-link {
    display: none;
  }

  .blog-rail-btn {
    flex: 0 0 auto;
    width: auto;
    min-width: 108px;
  }

  .blog-rail-btn small {
    display: none;
  }

  .blog-stream {
    padding: 20px 16px 24px;
  }

  .blog-stream-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

@media (max-width: 560px) {
  .blog-masthead {
    padding: 32px 0 20px;
  }
}