@import url('base.css');



/* =====================================================
   文章详情页样式
   ===================================================== */

.article-hero {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  padding: 4rem 0 3rem;
  overflow: hidden;
}

.article-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.article-hero-bg img {
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.4) 0%, rgba(15, 23, 42, 0.92) 85%);
}

.article-hero-content {
  position: relative;
  z-index: 2;
}

.article-category {
  display: inline-block;
  padding: 0.25rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #0f172a;
  background: var(--color-secondary);
  border-radius: 9999px;
  margin-bottom: 0.75rem;
}

.article-hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.2;
  margin-bottom: 1rem;
  max-width: 800px;
}

.article-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.88rem;
  color: var(--color-muted);
}

.article-hero-meta i {
  margin-right: 0.3rem;
  color: var(--color-secondary);
}

/* 文章主体 */
.article-body {
  padding: 3rem 0 4rem;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 2.5rem;
  align-items: start;
  min-width: 0;
}

.article-content,
.article-sidebar {
  min-width: 0;
}

.article-content {
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
  line-height: 1.85;
  color: #cbd5e1;
}

.article-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  color: var(--color-text);
  margin: 2rem 0 1rem;
  padding-left: 1rem;
  border-left: 4px solid var(--color-primary);
}

.article-content h3 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  color: var(--color-text);
  margin: 1.5rem 0 0.75rem;
}

.article-content p {
  margin-bottom: 1.1rem;
}

.article-content strong {
  color: var(--color-text);
}

.article-content ul,
.article-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.article-content li {
  margin-bottom: 0.45rem;
}

.article-content img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 1.5rem 0;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.article-tip {
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  background: rgba(245, 158, 11, 0.08);
  border-left: 4px solid var(--color-secondary);
  margin: 1.5rem 0;
}

.article-tip-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 0.5rem;
}

/* 侧边栏 */
.article-sidebar {
  position: sticky;
  top: 92px;
}

.sidebar-card {
  padding: 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
}

.sidebar-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(96, 165, 250, 0.15);
}

.sidebar-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-card li {
  margin-bottom: 0.7rem;
}

.sidebar-card a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-muted);
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.sidebar-card a:hover {
  color: var(--color-secondary);
}

.sidebar-card a i {
  font-size: 0.7rem;
  color: var(--color-secondary);
}

.sidebar-download {
  text-align: center;
}

.sidebar-download p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 1rem;
}

/* 文章导航 */
.article-nav {
  padding: 2.5rem 0;
  border-top: 1px solid rgba(96, 165, 250, 0.12);
}

.article-nav-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.article-nav-card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  transition: transform 0.2s ease;
}

.article-nav-card:hover {
  transform: translateY(-3px);
}

.article-nav-card span {
  font-size: 0.78rem;
  color: var(--color-secondary);
  margin-bottom: 0.4rem;
}

.article-nav-card h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-text);
}

.article-nav-card.next {
  text-align: right;
  align-items: flex-end;
}

/* 响应式 */
@media (max-width: 992px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
}

@media (max-width: 768px) {
  .article-hero {
    min-height: 320px;
  }
  .article-sidebar {
    grid-template-columns: 1fr;
  }
  .article-nav-grid {
    grid-template-columns: 1fr;
  }
  .article-nav-card.next {
    text-align: left;
    align-items: flex-start;
  }
}