/* 91 资料详情：沿用模版8配色、圆角与同域手机导航。 */
a { text-underline-offset: .18em; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 500; padding: 12px 20px; background: #4f46e5; color: #fff; border-radius: 10px; }
.skip-link:focus { top: 12px; }
.article-index-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 24px; }
.article-index-card { border: 1px solid #e0e7ff; border-radius: 24px; background: #fff; overflow: hidden; box-shadow: 0 8px 24px #1e1b4b08; }
.article-index-card > a { display: block; height: 100%; text-decoration: none; color: inherit; }
.article-index-card img { display: block; width: 100%; height: 155px; object-fit: cover; }
.article-index-content { padding: 22px; }
.article-category { display: block; font-size: .78rem; color: #4f46e5; font-weight: 700; letter-spacing: .08em; margin-bottom: 12px; }
.article-index-card h3 { font-size: 1.12rem; line-height: 1.5; }
.article-index-card p { font-size: .9rem; color: #64748b; line-height: 1.8; margin: 12px 0; }
.article-read { font-size: .88rem; font-weight: 700; color: #4f46e5; }
.source-list { padding-left: 1.5rem; color: #475569; }
.source-list li { margin-bottom: 16px; padding-left: .25rem; overflow-wrap: anywhere; }
.source-list a { color: #4f46e5; font-weight: 600; }
.source-list p { font-size: .9rem; color: #64748b; margin-top: 4px; }
.article-shell { padding-top: 32px; padding-bottom: 72px; }
.breadcrumbs { margin: 4px 0 28px; color: #64748b; font-size: .9rem; display: flex; flex-wrap: wrap; gap: 8px; }
.breadcrumbs a { color: #4f46e5; }
.article-layout { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 32px; align-items: start; }
.article-main { padding: 42px; background: #fff; border: 1px solid #e0e7ff; border-radius: 28px; box-shadow: 0 8px 30px #1e1b4b07; min-width: 0; }
.article-heading h1 { font-size: clamp(1.9rem,3vw,2.65rem); line-height: 1.4; margin: 8px 0 24px; }
.article-summary { color: #334155; border-left: 4px solid #6366f1; background: #f5f3ff; border-radius: 0 12px 12px 0; padding: 20px 24px; font-size: 1.06rem; line-height: 1.9; }
.article-figure { margin: 28px 0; }
.article-figure img { width: 100%; height: auto; display: block; border-radius: 18px; }
.article-figure figcaption { font-size: .8rem; color: #64748b; margin-top: 10px; line-height: 1.7; }
.article-toc { padding: 24px 28px; background: #f8fafc; border-radius: 18px; border: 1px solid #e2e8f0; }
.article-toc h2 { font-size: 1.12rem; margin-bottom: 14px; }
.article-toc ol { padding-left: 1.3rem; }
.article-toc li { padding: 4px 0; }
.article-toc a { color: #4f46e5; font-size: .95rem; }
.article-section { margin-top: 38px; scroll-margin-top: 110px; }
.article-section h2 { font-size: 1.55rem; line-height: 1.5; margin-bottom: 18px; }
.article-section p, .article-section li { line-height: 1.95; color: #475569; overflow-wrap: anywhere; }
.article-section p { margin: 14px 0; }
.article-section ul { padding-left: 1.4rem; margin: 16px 0; }
.article-section li { padding-left: .2rem; margin: 10px 0; }
.article-section .faq-item { padding: 20px 22px; }
.article-section .faq-item h3 { font-size: 1.08rem; line-height: 1.55; }
.article-section .faq-item p { margin-bottom: 0; }
.article-table-wrap { overflow-x: auto; border: 1px solid #e2e8f0; border-radius: 12px; margin: 20px 0; }
.article-table-wrap table { border-collapse: collapse; width: 100%; min-width: 450px; font-size: .92rem; }
.article-table-wrap th, .article-table-wrap td { padding: 14px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid #e2e8f0; line-height: 1.8; }
.article-table-wrap th { background: #eef2ff; color: #3730a3; }
.article-table-wrap tr:last-child td { border-bottom: 0; }
.article-aside-panel { padding: 26px; border: 1px solid #e0e7ff; border-radius: 22px; background: linear-gradient(135deg,#eef2ff,#faf5ff); }
.article-aside-panel h2 { font-size: 1.3rem; margin-bottom: 18px; }
.related-links { display: grid; gap: 2px; }
.related-links a { display: flex; gap: 10px; justify-content: space-between; color: #334155; font-size: .9rem; text-decoration: none; padding: 13px 0; border-bottom: 1px solid #dfe3f2; line-height: 1.7; }
.related-links a:hover { color: #4f46e5; }
.article-aside-note { color: #64748b; font-size: .85rem; line-height: 1.8; margin-top: 22px; }
.error-page { min-height: 70vh; padding-top: 100px; }
.error-page p { margin-bottom: 24px; }
#contents, #article-sources, #related { scroll-margin-top: 110px; }
@media (max-width: 1100px) { .article-index-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .article-layout { grid-template-columns: minmax(0,1fr) 250px; gap: 20px; } .article-main { padding: 28px; } .article-aside-panel { padding: 22px; } }
@media (max-width: 768px) { .article-layout { grid-template-columns: minmax(0,1fr); gap: 24px; } .article-shell { padding: 24px 16px 40px; } .article-main { padding: 24px 20px; border-radius: 20px; } .article-heading h1 { font-size: 1.8rem; } .article-summary { font-size: 1rem; padding: 16px 18px; } .article-section h2 { font-size: 1.35rem; } .article-toc { padding: 20px; } .article-index-grid { grid-template-columns: minmax(0,1fr); gap: 20px; } .article-index-card img { height: 200px; } .article-index-content { padding: 22px; } .article-table-wrap table { min-width: 420px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
/* 信息图保持完整画幅，避免沿用照片裁切时截掉字段标签。 */
.card-img,.hero-image img,.step-img,.community-images img,.contest-card>img,.timeline-right img,.article-index-card img{object-fit:contain;background:#eef2ff}