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3px);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif}.nav-link[data-v-68cc8ebe]:hover{color:var(--q-primary);background:#00000008}.nav-link.active[data-v-68cc8ebe]{color:var(--q-primary);border-left-color:var(--q-primary);background:rgba(var(--q-primary-rgb),.05);font-weight:500}.audio-player-container[data-v-68cc8ebe]{z-index:2000;box-shadow:0 -4px 12px #0000001a}.paywall-container[data-v-68cc8ebe],.paywall-container .paywall-layout[data-v-68cc8ebe]{position:relative}.paywall-container .paywall-toc[data-v-68cc8ebe]{background:#f8fafc;border-right:1px solid #e2e8f0;position:sticky;top:0;max-height:600px;overflow-y:auto}.paywall-container .paywall-toc .toc-header[data-v-68cc8ebe]{color:#1e40af;font-size:.9rem;display:flex;align-items:center}.paywall-container .paywall-toc .toc-item[data-v-68cc8ebe]{font-size:.85rem;color:#475569;cursor:default}.paywall-container .paywall-toc .toc-item.toc-level-1[data-v-68cc8ebe]{padding-left:0;font-weight:600}.paywall-container .paywall-toc .toc-item.toc-level-2[data-v-68cc8ebe]{padding-left:.75rem}.paywall-container .paywall-toc .toc-item.toc-level-3[data-v-68cc8ebe]{padding-left:1.5rem;font-size:.8rem}.paywall-container .paywall-toc .toc-item.toc-level-4[data-v-68cc8ebe]{padding-left:2.25rem;font-size:.8rem}.paywall-container .paywall-toc .toc-item.toc-level-5[data-v-68cc8ebe]{padding-left:3rem;font-size:.75rem}.paywall-container .paywall-toc .toc-item.toc-level-6[data-v-68cc8ebe]{padding-left:3.75rem;font-size:.75rem}.paywall-container .preview-content[data-v-68cc8ebe]{max-height:600px;overflow-y:auto;position:relative}.paywall-container .article-title[data-v-68cc8ebe]{font-size:2rem;font-weight:700;margin:0}.paywall-container .markdown-preview[data-v-68cc8ebe]{line-height:1.7;color:#374151;font-size:1rem}.paywall-container .markdown-preview[data-v-68cc8ebe] h1,.paywall-container .markdown-preview[data-v-68cc8ebe] h2,.paywall-container .markdown-preview[data-v-68cc8ebe] h3,.paywall-container .markdown-preview[data-v-68cc8ebe] h4,.paywall-container .markdown-preview[data-v-68cc8ebe] h5,.paywall-container .markdown-preview[data-v-68cc8ebe] h6{font-weight:600;margin-top:1.5rem;margin-bottom:.75rem;line-height:1.3}.paywall-container .markdown-preview[data-v-68cc8ebe] h1{font-size:2.25rem}.paywall-container .markdown-preview[data-v-68cc8ebe] h2{font-size:1.75rem;border-bottom:1px solid #eee;padding-bottom:.5rem}.paywall-container .markdown-preview[data-v-68cc8ebe] h3{font-size:1.4rem}.paywall-container .markdown-preview[data-v-68cc8ebe] h4{font-size:1.15rem}.paywall-container .markdown-preview[data-v-68cc8ebe] p{margin-bottom:1rem}.paywall-container .markdown-preview[data-v-68cc8ebe] img{max-width:100%;border-radius:8px}.paywall-container .fade-overlay[data-v-68cc8ebe]{position:absolute;bottom:0;left:0;right:0;height:150px;background:linear-gradient(to bottom,transparent,white);pointer-events:none}.paywall-container .paywall-cta[data-v-68cc8ebe]{background:linear-gradient(135deg,#f8fafc,#e2e8f0);border-radius:16px;margin:2rem;box-shadow:0 8px 32px #0000001a}.paywall-container .paywall-cta h3[data-v-68cc8ebe]{color:#1f2937;margin:0}.paywall-container .purchase-options[data-v-68cc8ebe]{max-width:800px;margin:0 auto}.paywall-container .purchase-card[data-v-68cc8ebe]{min-width:250px;max-width:300px;border-radius:12px;transition:transform .2s,box-shadow .2s}.paywall-container .purchase-card[data-v-68cc8ebe]:hover{transform:translateY(-4px);box-shadow:0 12px 24px #00000026}.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe]{color:#e0e0e0}.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe] h1,.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe] h2,.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe] h3,.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe] h4,.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe] h5,.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe] h6{color:#fff}.dark-mode .paywall-container .markdown-preview[data-v-68cc8ebe] h2{border-bottom-color:#333}.dark-mode .paywall-container .fade-overlay[data-v-68cc8ebe]{background:linear-gradient(to bottom,transparent,#121212)}.dark-mode .paywall-container .paywall-cta[data-v-68cc8ebe]{background:linear-gradient(135deg,#1e1e1e,#2d2d2d)}.dark-mode .paywall-container .paywall-cta h3[data-v-68cc8ebe]{color:#fff}.dark-mode .paywall-container .purchase-card[data-v-68cc8ebe]{background:#2d2d2d;color:#e0e0e0}