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14px;text-align:center;display:flex;flex-direction:column;gap:6px;flex:1}.archive-issue-label{color:var(--brand);font-weight:600;font-size:14px;line-height:1.4;display:block}.archive-issue-label:hover{color:var(--accent-dark)}.archive-issue-date{color:var(--ink-mute);font-size:12px}.archive-issue-actions{margin-top:auto;padding-top:10px;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.archive-act{display:inline-flex;align-items:center;justify-content:center;min-width:78px;padding:4px 10px;font-size:12px;line-height:1.4;border-radius:3px;border:1px solid var(--brand);color:var(--brand);background:#fff;cursor:pointer;font-family:inherit;transition:all .18s}.archive-act:hover{background:var(--brand);color:#fff}.archive-act-pdf{border-color:var(--accent);color:var(--accent-dark)}.archive-act-pdf:hover{background:var(--accent);border-color:var(--accent);color:#fff}.archive-detail-head{display:flex;gap:24px;align-items:flex-start;margin-bottom:8px;padding:16px;background:linear-gradient(135deg,#f7fafd,#eef3f8);border:1px solid #E4E8EE;border-radius:8px}.archive-detail-cover-wrap{width:180px;flex-shrink:0;aspect-ratio:3 / 4;background:#fff;border:1px solid #D7E0EA;border-radius:4px;padding:8px;box-shadow:0 4px 14px #12285014}.archive-detail-cover{width:100%;height:100%;object-fit:contain;display:block;background:#fff}.archive-detail-cover-fallback{min-height:100%}.archive-detail-meta{flex:1;min-width:0;padding-top:4px}.archive-detail-meta h2{margin:0 0 12px;color:var(--brand);font-size:22px;font-weight:600;line-height:1.35;font-family:"Noto Serif SC",Songti SC,serif}.archive-detail-meta .meta-row{font-size:13.5px;color:var(--ink);margin-bottom:8px}.archive-detail-meta .meta-row span{display:inline-block;min-width:4.5em;color:var(--ink-mute);margin-right:8px}.archive-detail-actions{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap}.archive-toc-group{margin-bottom:16px;border:1px solid var(--rule);border-radius:4px;overflow:hidden}.archive-toc-head{background:var(--brand);color:#fff;padding:8px 14px;font-weight:600;font-size:13.5px}.archive-toc-row{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:10px 14px;border-top:1px solid var(--rule);transition:background .15s}.archive-toc-row:hover{background:var(--accent-soft)}.archive-toc-row .toc-title{color:var(--brand);flex:1;min-width:0}.archive-toc-row .toc-title:hover{color:var(--accent-dark)}.archive-toc-row .toc-meta{flex-shrink:0;font-size:12.5px;color:var(--ink-mute);text-align:right}.archive-toc-row .toc-pages{color:var(--accent-dark);font-weight:600;margin-left:6px}.archive-toc-empty{margin-top:14px;padding:14px 16px;background:var(--accent-soft);border-left:3px solid var(--accent);border-radius:0 4px 4px 0;color:var(--ink-soft);font-size:13.5px}.archive-loading{padding:48px 0;text-align:center}.archive-empty{margin-top:8px;padding:40px 20px;text-align:center;background:#fafbfc;border:1px dashed #D7E0EA;border-radius:8px;color:var(--ink-soft)}.archive-empty p{margin:0 0 8px;color:var(--brand);font-size:15px;font-weight:600}.archive-empty span{font-size:13px;color:var(--ink-mute)}@media (max-width:860px){.archive-grid{grid-template-columns:repeat(2,1fr);gap:14px}.archive-detail-head{flex-direction:column;align-items:center;text-align:center}.archive-detail-actions{justify-content:center}.archive-detail-meta .meta-row{text-align:left}.paper-detail .p-head-with-cover .p-head-body{flex-direction:column}.paper-detail .p-cover{flex:none;max-width:100%;width:100%;order:-1}}@media (max-width:520px){.archive-grid{grid-template-columns:1fr;max-width:280px;margin:0 auto}}