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.2s;display:inline-flex}.share-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.share-btn-copied{color:#16a34a;background:#f0fdf4;border-color:#16a34a}[data-theme=dark] .share-btn-copied{background:#052e16}.toc{background:var(--color-bg-gray);border-radius:6px;margin-bottom:36px;padding:20px 24px}.toc-title{color:var(--color-primary);margin-bottom:12px;font-size:1.3rem;font-weight:700}.toc-list{margin:0;padding:0;list-style:none}.toc-list li{margin-bottom:6px}.toc-item-sub{padding-left:16px}.toc-link{color:var(--color-text);font-size:1.3rem;line-height:1.6;text-decoration:none}.toc-link:hover{color:var(--color-primary)}.article-nav{border-top:1px solid var(--color-border);grid-template-columns:1fr 1fr;gap:16px;margin-top:40px;padding-top:30px;display:grid}@media (max-width:739px){.article-nav{grid-template-columns:1fr}}.article-nav-item-next{text-align:right}.article-nav-link{border:1px solid var(--color-border);border-radius:6px;padding:16px;text-decoration:none;transition:border-color .2s;display:block}.article-nav-link:hover{border-color:var(--color-primary)}.article-nav-label{color:var(--color-text-light);margin-bottom:4px;font-size:1.1rem;display:block}.article-nav-title{color:var(--color-text);font-size:1.3rem;font-weight:500;line-height:1.5}.scroll-to-top{background:var(--color-primary);color:#fff;cursor:pointer;z-index:90;border:none;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;transition:opacity .2s;display:flex;position:fixed;bottom:24px;right:24px;box-shadow:0 2px 8px #00000026}.scroll-to-top:hover{opacity:.85}.dark-mode-toggle{background:var(--color-bg-gray);width:44px;height:44px;color:var(--color-text);border:1px solid var(--color-border);cursor:pointer;z-index:90;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex;position:fixed;bottom:24px;right:76px}.dark-mode-toggle:hover{background:var(--color-border)}.reading-time{color:var(--color-text-light);font-size:1.2rem}.category-filter{flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:30px;display:flex}.category-btn{border:1px solid var(--color-border);color:var(--color-text);cursor:pointer;background:#fff;border-radius:20px;padding:6px 16px;font-size:1.2rem;transition:all .2s}.category-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.category-btn.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}[data-theme=dark]{--color-primary:#6b9fff;--color-text:#e0e0e0;--color-text-light:#999;--color-border:#333;--color-bg:#111;--color-bg-gray:#1a1a1a;--color-link:#7ab0ff}[data-theme=dark] body{color:#e0e0e0;background-color:#111}[data-theme=dark] .site-header{background:0 0}[data-theme=dark] .fullscreen-nav{background:#111}[data-theme=dark] .brand-symbol,[data-theme=dark] .brand-logotype{filter:invert()}[data-theme=dark] .hero-backdrop-image:after{background:#0000008c}[data-theme=dark] .footer-nav{background:#1a1a1a}[data-theme=dark] .footer-bottom{background:#0a0a0a}[data-theme=dark] .footer-copyright{background:#111}[data-theme=dark] .category-btn{background:#1a1a1a}[data-theme=dark] .loading-screen{background:#111}[data-theme=dark] .loading-path{stroke:#e0e0e0}[data-theme=dark] .toc{background:#1a1a1a}[data-theme=dark] .article-nav-link{border-color:#333}[data-theme=dark] .dark-mode-toggle{color:#e0e0e0;background:#222;border-color:#444}[data-theme=dark] .not-found-icon{filter:invert()}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}