/* ============================================
   闫宝龙官方网站 · 文章详情页样式
   ============================================ */

/* ---------- Breadcrumb ---------- */
.breadcrumb {
    padding: var(--space-md) 0;
    background: var(--color-bg-2);
    border-bottom: 1px solid var(--color-border);
    margin-top: 64px;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.875rem;
    color: var(--color-text-3);
}

.breadcrumb-list li {
    display: flex;
    align-items: center;
    gap: 6px;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '/';
    color: var(--color-text-3);
    opacity: 0.5;
}

.breadcrumb-list a {
    color: var(--color-text-2);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb-list a:hover { color: var(--color-primary); }

.breadcrumb-list [aria-current="page"] {
    color: var(--color-text);
    font-weight: 500;
    max-width: 540px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ---------- Article Layout ---------- */
.article {
    padding: var(--space-xl) 0 var(--space-2xl);
    background: var(--color-bg);
}

.article-header {
    max-width: 760px;
    margin: 0 auto var(--space-xl);
    text-align: center;
}

.article-meta-top {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.article-tag, .article-cat {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.article-tag {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

.article-cat {
    background: var(--color-bg-3);
    color: var(--color-text-2);
}

.article-title {
    font-size: clamp(1.875rem, 4vw, 2.625rem);
    line-height: 1.3;
    font-weight: 800;
    margin: 0 0 var(--space-md);
    color: var(--color-text);
    letter-spacing: -0.015em;
}

.article-lede {
    font-size: clamp(1rem, 1.6vw, 1.125rem);
    line-height: 1.7;
    color: var(--color-text-2);
    margin: 0 0 var(--space-lg);
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.article-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    max-width: max-content;
    margin: 0 auto;
}

.article-author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.article-author-info {
    text-align: left;
}

.article-author-name {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: var(--color-text);
    font-size: 0.9375rem;
    margin-bottom: 2px;
}

.article-author-badge {
    background: var(--gradient-primary);
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 999px;
}

.article-author-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-text-3);
    font-size: 0.8125rem;
    flex-wrap: wrap;
}

.article-author-meta time { font-variant-numeric: tabular-nums; }

/* ---------- Article Body ---------- */
.article-body {
    max-width: 760px;
    margin: 0 auto;
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--color-text);
}

.article-p {
    margin: 0 0 var(--space-md);
    color: var(--color-text);
}

.article-body h2 {
    font-size: 1.625rem;
    font-weight: 700;
    margin: var(--space-xl) 0 var(--space-md);
    color: var(--color-text);
    letter-spacing: -0.01em;
    scroll-margin-top: 88px;
}

.article-body h2:first-child { margin-top: 0; }

.article-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: var(--space-lg) 0 var(--space-sm);
    color: var(--color-text);
}

.article-list {
    margin: 0 0 var(--space-md);
    padding-left: var(--space-lg);
    list-style: none;
}

.article-list li {
    position: relative;
    margin-bottom: var(--space-sm);
    padding-left: 8px;
}

.article-list li::before {
    content: '';
    position: absolute;
    left: -16px;
    top: 0.7em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
}

.article-list li strong { color: var(--color-text); font-weight: 700; }

.article-quote {
    margin: var(--space-lg) 0;
    padding: var(--space-md) var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary-bg) 0%, rgba(0, 102, 255, 0.05) 100%);
    border-left: 4px solid var(--color-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: normal;
    color: var(--color-text);
    font-weight: 500;
    line-height: 1.7;
}

/* ---------- Article CTA ---------- */
.article-cta {
    margin: var(--space-xl) 0 var(--space-lg);
    padding: var(--space-lg);
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: #fff;
    text-align: center;
}

.article-cta h3 {
    color: #fff;
    margin: 0 0 var(--space-sm);
    font-size: 1.375rem;
}

.article-cta p {
    margin: 0 0 var(--space-md);
    opacity: 0.95;
}

.article-cta strong { font-weight: 700; }

.article-cta-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.article-cta-actions .btn-primary {
    background: #fff;
    color: var(--color-primary);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.article-cta-actions .btn-primary:hover {
    background: #fff;
    color: var(--color-primary-dark);
    transform: translateY(-2px);
}

.article-cta-actions .btn-ghost {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
}

.article-cta-actions .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

/* ---------- Article Footer ---------- */
.article-footer {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.article-tag-label {
    color: var(--color-text-3);
    font-size: 0.875rem;
    margin-right: 4px;
}

.article-tag-link {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-bg-2);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-text-2);
    text-decoration: none;
    font-size: 0.8125rem;
    transition: all var(--transition-fast);
}

.article-tag-link:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.article-share {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    color: var(--color-text-2);
    font-size: 0.875rem;
}

.article-share-btn {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-bg-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-2);
    text-decoration: none;
    font-size: 0.8125rem;
    cursor: pointer;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.article-share-btn:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ---------- Related Articles ---------- */
.related-articles {
    padding: var(--space-2xl) 0;
    background: var(--color-bg-2);
    border-top: 1px solid var(--color-border);
}

.related-title {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin: 0 0 var(--space-lg);
    color: var(--color-text);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.related-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

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

.related-tag {
    display: inline-block;
    padding: 2px 10px;
    background: var(--color-primary-bg);
    color: var(--color-primary);
    border-radius: 999px;
    font-size: 0.6875rem;
    font-weight: 600;
    align-self: flex-start;
}

.related-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin: 4px 0;
    color: var(--color-text);
    line-height: 1.45;
}

.related-card p {
    font-size: 0.875rem;
    color: var(--color-text-2);
    margin: 0;
    line-height: 1.6;
}

.related-back {
    background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-bg-2) 100%);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .breadcrumb { margin-top: 60px; }
    .breadcrumb-list { font-size: 0.8125rem; }
    .article { padding: var(--space-lg) 0 var(--space-xl); }
    .article-body { font-size: 1rem; line-height: 1.75; }
    .article-body h2 { font-size: 1.375rem; scroll-margin-top: 76px; }
    .article-body h3 { font-size: 1.125rem; }
    .article-quote { padding: var(--space-sm) var(--space-md); }
    .article-author { padding: 10px 14px; gap: 10px; }
    .article-author-avatar { width: 40px; height: 40px; }
    .article-cta { padding: var(--space-md); }
    .article-cta h3 { font-size: 1.125rem; }
    .related-grid { grid-template-columns: 1fr; }
    .article-share { font-size: 0.8125rem; }
}