.article-detail-page {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 88px 0 112px;
}
.article-detail-grid {
    display: grid;
    grid-template-columns: minmax(0, 810px) minmax(220px, 270px);
    justify-content: space-between;
    gap: 64px;
}
.article-detail-primary { min-width: 0; }
.article-detail-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.article-detail-meta time { color: #667085; font-size: 13px; }
.article-detail-category {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 4px 12px;
    border-radius: 999px;
    background: #eaf2ff;
    color: #245dc5;
    font-size: 12px;
    font-weight: 600;
}
.article-detail-category:hover { background: #dceaff; }
.article-detail-primary h1 {
    margin: 0;
    color: #172033;
    font-size: clamp(34px, 4vw, 50px);
    font-weight: 650;
    letter-spacing: -.035em;
    line-height: 1.22;
    overflow-wrap: anywhere;
}
.article-detail-summary {
    max-width: 720px;
    margin: 24px 0 0;
    color: #667085;
    font-size: 17px;
    line-height: 1.8;
}
.article-detail-cover {
    margin: 52px 0 0;
    overflow: hidden;
    border-radius: 16px;
    background: #f2f5f9;
}
.article-detail-cover img { display: block; width: 100%; aspect-ratio: 1.8; object-fit: cover; }
.article-detail-content {
    max-width: 720px;
    margin: 54px 0 0;
    color: #344054;
    font-size: 17px;
    line-height: 1.95;
}
.article-detail-content p { margin: 0 0 24px; }
.article-detail-content h2, .article-detail-content h3, .article-detail-content h4 {
    margin: 48px 0 20px;
    color: #172033;
    line-height: 1.4;
    letter-spacing: -.02em;
}
.article-detail-content h2 { font-size: 28px; }
.article-detail-content h3 { font-size: 23px; }
.article-detail-content h4 { font-size: 19px; }
.article-detail-content ul, .article-detail-content ol { padding-left: 1.5em; margin: 0 0 24px; }
.article-detail-content li + li { margin-top: 8px; }
.article-detail-content blockquote { margin: 32px 0; padding: 4px 0 4px 22px; border-left: 3px solid #8eb5fb; color: #667085; }
.article-detail-content blockquote p:last-child { margin-bottom: 0; }
.article-detail-content img { display: block; border-radius: 12px; }
.article-detail-content a { text-decoration: underline; text-underline-offset: 3px; }
.article-detail-content pre { border-radius: 10px; font-size: 14px; line-height: 1.6; }
.article-detail-sidebar { padding-top: 4px; min-width: 0; }
.article-detail-group + .article-detail-group { margin-top: 38px; }
.article-detail-sidebar h2 { margin: 0 0 18px; color: #172033; font-size: 18px; font-weight: 650; }
.article-detail-recent { display: grid; gap: 16px; }
.article-detail-recent-item { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 12px; align-items: center; }
.article-detail-recent-cover { display: block; width: 76px; aspect-ratio: 1.3; overflow: hidden; border-radius: 8px; background: #edf2f8; }
.article-detail-recent-cover img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .2s ease; }
.article-detail-recent-item:hover img { transform: scale(1.04); }
.article-detail-recent-item:hover .article-detail-recent-title { color: #2563eb; }
.article-detail-recent-text { display: block; min-width: 0; }
.article-detail-recent-title { display: -webkit-box; overflow: hidden; color: #344054; font-size: 14px; font-weight: 600; line-height: 1.5; overflow-wrap: anywhere; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.article-detail-recent time { display: block; margin-top: 5px; color: #98a2b3; font-size: 12px; }
.article-detail-all { display: inline-block; margin-top: 28px; color: #2563eb; font-size: 14px; font-weight: 600; }
.article-detail-page a:focus-visible { outline: 3px solid #93c5fd; outline-offset: 4px; }
@media (max-width: 1199px) {
    .article-detail-page { padding-left: 32px; padding-right: 32px; }
}
@media (max-width: 900px) {
    .article-detail-grid { grid-template-columns: minmax(0, 1fr); gap: 64px; }
    .article-detail-sidebar { padding-top: 0; }
}
@media (prefers-reduced-motion: reduce) {
    .article-detail-recent-cover img { transition: none; }
}
@media (max-width: 809px) {
    .article-detail-page { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 540px) {
    .article-detail-page { padding: 64px 20px 72px; }
    .article-detail-primary h1 { font-size: 32px; }
    .article-detail-summary { font-size: 16px; }
    .article-detail-cover { margin-top: 36px; border-radius: 12px; }
    .article-detail-cover img { aspect-ratio: 1.5; }
    .article-detail-content { margin-top: 36px; font-size: 16px; }
    .article-detail-content h2 { font-size: 24px; }
}