.topic-guide,.topic-guide *,.topic-guide *:before,.topic-guide *:after{list-style:none!important;margin:0;padding:0;box-sizing:border-box}.topic-guide{border-radius:1rem;padding:2rem;background:linear-gradient(135deg,#f8fafc,#f1f5f9,#f0f7ff);border:1px solid #e2e8f0;box-shadow:0 1px 3px #0000000a,0 4px 12px #00000008}.topic-guide .tg-header{display:flex!important;align-items:center!important;gap:.875rem;margin:0 0 1.75rem!important;padding:0 0 1.25rem!important;border-bottom:1px solid #e2e8f0}.topic-guide .tg-icon{flex-shrink:0;display:flex!important;align-items:center;justify-content:center;width:44px;height:44px;background:var(--color-primary-100, #e0f2fe);color:var(--color-primary, #0284c7);border-radius:.75rem}.topic-guide .tg-icon svg{display:block!important;width:22px;height:22px}.topic-guide .tg-header-text{flex:1;min-width:0}.topic-guide .tg-title{font-size:1.25rem!important;font-weight:600!important;line-height:1.3!important;letter-spacing:-.01em!important;color:var(--color-text, #1e293b)!important;margin:0 0 .125rem!important;padding:0!important;border:none!important}.topic-guide .tg-subtitle{font-size:.8125rem!important;color:var(--color-text-muted, #94a3b8)!important;margin:0!important;padding:0!important;line-height:1.4}.topic-guide .tg-grid{display:grid!important;gap:1.25rem}@media(min-width:640px){.topic-guide .tg-grid{grid-template-columns:repeat(2,1fr)!important;gap:1.25rem!important}}@media(min-width:1024px){.topic-guide .tg-grid{grid-template-columns:repeat(3,1fr)!important}}.topic-guide .tg-group{min-width:0;background:#ffffffb3;border-radius:.75rem;border:1px solid #e8edf2;padding:1rem 1.125rem}.topic-guide .tg-group-title{font-size:.6875rem!important;font-weight:700!important;text-transform:uppercase!important;letter-spacing:.08em!important;color:var(--color-primary, #0284c7)!important;margin:0 0 .625rem!important;padding:0 0 .5rem!important;border-bottom:2px solid var(--color-primary-100, #e0f2fe)!important;line-height:1!important;display:block!important}.topic-guide .tg-list{display:flex!important;flex-direction:column!important;gap:0!important}.topic-guide a.tg-link{display:flex!important;align-items:center!important;gap:.5rem!important;padding:.4rem .5rem!important;font-size:.8125rem!important;line-height:1.35!important;color:var(--color-text-light, #475569)!important;text-decoration:none!important;border-radius:.375rem!important;transition:color .15s ease,background-color .15s ease!important;border:none!important;background:transparent!important}.topic-guide a.tg-link:hover{color:var(--color-primary, #0284c7)!important;background:#0284c70f!important;text-decoration:none!important}.topic-guide .tg-link-text{flex:1!important;min-width:0;display:inline!important}.topic-guide .tg-arrow{display:block!important;flex-shrink:0;width:14px!important;height:14px!important;opacity:0;transform:translate(-4px);transition:opacity .15s ease,transform .15s ease;color:var(--color-primary, #0284c7)!important}.topic-guide a.tg-link:hover .tg-arrow{opacity:1;transform:translate(0)}.toc-desktop[data-astro-cid-vrmg3htk]{display:none}@media(min-width:1280px){.toc-desktop[data-astro-cid-vrmg3htk]{display:block;position:sticky;top:100px;align-self:start;max-height:calc(100vh - 140px);overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--color-border) transparent}}.toc-label[data-astro-cid-vrmg3htk]{display:block;font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:var(--tracking-wide);color:var(--color-text-muted);margin-bottom:var(--space-3)}.toc-list[data-astro-cid-vrmg3htk]{list-style:none;margin:0;padding:0;border-left:2px solid var(--color-border)}.toc-item[data-astro-cid-vrmg3htk]{margin:0}.toc-link[data-astro-cid-vrmg3htk]{display:block;padding:var(--space-1) var(--space-3);font-size:var(--text-sm);line-height:1.5;color:var(--color-text-muted);text-decoration:none;border-left:2px solid transparent;margin-left:-2px;transition:all .15s ease}.toc-link[data-astro-cid-vrmg3htk]:hover{color:var(--color-primary)}.toc-link[data-astro-cid-vrmg3htk].active{color:var(--color-primary);border-left-color:var(--color-primary);font-weight:500}.toc-depth-3[data-astro-cid-vrmg3htk] .toc-link[data-astro-cid-vrmg3htk]{padding-left:var(--space-6);font-size:var(--text-xs)}.toc-mobile[data-astro-cid-vrmg3htk]{display:block;margin-bottom:var(--space-8);border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}@media(min-width:1280px){.toc-mobile[data-astro-cid-vrmg3htk]{display:none}}.toc-mobile-toggle[data-astro-cid-vrmg3htk]{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);font-size:var(--text-sm);font-weight:500;color:var(--color-text);cursor:pointer;background:var(--color-bg-alt);list-style:none}.toc-mobile-toggle[data-astro-cid-vrmg3htk]::-webkit-details-marker{display:none}.toc-mobile-toggle[data-astro-cid-vrmg3htk]::marker{content:""}.toc-mobile[data-astro-cid-vrmg3htk][open] .toc-mobile-toggle[data-astro-cid-vrmg3htk]{border-bottom:1px solid var(--color-border)}.toc-mobile-list[data-astro-cid-vrmg3htk]{list-style:none;margin:0;padding:var(--space-3) var(--space-4)}.toc-mobile-list[data-astro-cid-vrmg3htk] .toc-link[data-astro-cid-vrmg3htk]{padding:var(--space-2) 0;font-size:var(--text-sm);border-left:none;margin-left:0}.toc-mobile-list[data-astro-cid-vrmg3htk] .toc-depth-3[data-astro-cid-vrmg3htk] .toc-link[data-astro-cid-vrmg3htk]{padding-left:var(--space-4);font-size:var(--text-xs)}.reading-progress-container[data-astro-cid-fzx4jmue]{position:fixed;top:0;left:0;width:100%;height:3px;background:transparent;z-index:1000}.reading-progress-bar[data-astro-cid-fzx4jmue]{height:100%;width:0%;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-accent) 100%);transition:width .1s ease-out}.container-post[data-astro-cid-fzx4jmue]{max-width:750px;margin-inline:auto;padding-inline:var(--space-4)}.post-header[data-astro-cid-fzx4jmue]{padding:var(--space-8) 0;background:linear-gradient(135deg,var(--color-bg) 0%,var(--color-primary-100) 100%)}.hero-split[data-astro-cid-fzx4jmue]{display:grid;gap:var(--space-8);align-items:center}@media(min-width:768px){.hero-split[data-astro-cid-fzx4jmue]{grid-template-columns:1fr 1fr;gap:var(--space-10)}.hero-split[data-astro-cid-fzx4jmue].hero-no-image{grid-template-columns:1fr}}.hero-text[data-astro-cid-fzx4jmue]{display:flex;flex-direction:column}.hero-image[data-astro-cid-fzx4jmue]{display:flex;align-items:center;justify-content:center}.hero-image[data-astro-cid-fzx4jmue] img[data-astro-cid-fzx4jmue]{width:100%;height:auto;aspect-ratio:16 / 9;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.breadcrumbs[data-astro-cid-fzx4jmue]{margin-bottom:var(--space-6)}.breadcrumbs[data-astro-cid-fzx4jmue] ol[data-astro-cid-fzx4jmue]{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);list-style:none;margin:0;padding:0;font-size:var(--text-sm)}.breadcrumbs[data-astro-cid-fzx4jmue] li[data-astro-cid-fzx4jmue]{display:flex;align-items:center;gap:var(--space-2);color:var(--color-text-muted)}.breadcrumbs[data-astro-cid-fzx4jmue] li[data-astro-cid-fzx4jmue]:not(:last-child):after{content:"/";color:var(--color-text-muted)}.breadcrumbs[data-astro-cid-fzx4jmue] a[data-astro-cid-fzx4jmue]{color:var(--color-text-light);text-decoration:none}.breadcrumbs[data-astro-cid-fzx4jmue] a[data-astro-cid-fzx4jmue]:hover{color:var(--color-primary)}.breadcrumbs[data-astro-cid-fzx4jmue] [data-astro-cid-fzx4jmue][aria-current=page]{color:var(--color-text);font-weight:500;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.post-meta[data-astro-cid-fzx4jmue]{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-bottom:var(--space-4)}.post-category[data-astro-cid-fzx4jmue]{display:inline-block;padding:var(--space-1) var(--space-3);font-size:var(--text-xs);font-weight:500;color:var(--color-primary);background:var(--color-primary-100);border-radius:var(--radius-full);text-decoration:none;transition:all var(--transition-fast)}.post-category[data-astro-cid-fzx4jmue]:hover{background:var(--color-primary);color:#fff}.post-title[data-astro-cid-fzx4jmue]{font-size:var(--text-3xl);line-height:var(--leading-tight);margin-bottom:var(--space-4)}@media(min-width:768px){.post-title[data-astro-cid-fzx4jmue]{font-size:var(--text-4xl)}}.post-description[data-astro-cid-fzx4jmue]{font-size:var(--text-lg);color:var(--color-text-light);margin-bottom:var(--space-6)}.post-info[data-astro-cid-fzx4jmue]{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--space-4)}.post-author[data-astro-cid-fzx4jmue]{display:flex;align-items:center;gap:var(--space-3)}.author-avatar[data-astro-cid-fzx4jmue]{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--color-primary);color:#fff;font-weight:600;font-size:var(--text-lg);border-radius:var(--radius-full)}.author-details[data-astro-cid-fzx4jmue]{display:flex;flex-direction:column}.author-name[data-astro-cid-fzx4jmue]{font-weight:500;color:var(--color-text);text-decoration:none}.author-name[data-astro-cid-fzx4jmue]:hover{color:var(--color-primary)}.post-date-time[data-astro-cid-fzx4jmue]{font-size:var(--text-sm);color:var(--color-text-muted)}.separator[data-astro-cid-fzx4jmue]{margin:0 var(--space-2)}.post-body[data-astro-cid-fzx4jmue]{padding:var(--space-12) var(--space-4)}.post-content-col[data-astro-cid-fzx4jmue]{max-width:750px;margin-inline:auto}.toc-rail[data-astro-cid-fzx4jmue]{display:none}@media(min-width:1280px){.post-body[data-astro-cid-fzx4jmue]{display:grid;grid-template-columns:1fr minmax(0,750px) 1fr;column-gap:var(--space-8);padding-inline:var(--space-8)}.toc-rail[data-astro-cid-fzx4jmue]{display:block;grid-column:1;justify-self:end;width:200px}.post-content-col[data-astro-cid-fzx4jmue]{grid-column:2;max-width:none;margin:0}}.toc-mobile-wrapper[data-astro-cid-fzx4jmue]{display:block}@media(min-width:1280px){.toc-mobile-wrapper[data-astro-cid-fzx4jmue]{display:none}}.post-content-col[data-astro-cid-fzx4jmue] .prose[data-astro-cid-fzx4jmue]{max-width:none}.cluster-nav-wrapper[data-astro-cid-fzx4jmue]{padding:var(--space-8) 0}.post-tags[data-astro-cid-fzx4jmue]{padding-bottom:var(--space-8);border-bottom:1px solid var(--color-border)}.tags-list[data-astro-cid-fzx4jmue]{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2)}.tags-label[data-astro-cid-fzx4jmue]{font-size:var(--text-sm);color:var(--color-text-muted);margin-right:var(--space-2)}.tag[data-astro-cid-fzx4jmue]{padding:var(--space-1) var(--space-3);font-size:var(--text-xs);color:var(--color-text-light);background:var(--color-bg-alt);border-radius:var(--radius-full)}.post-share[data-astro-cid-fzx4jmue]{padding:var(--space-6) 0}.share-bar[data-astro-cid-fzx4jmue]{display:flex;align-items:center;gap:var(--space-4)}.share-label[data-astro-cid-fzx4jmue]{font-size:var(--text-sm);color:var(--color-text-muted)}.share-buttons[data-astro-cid-fzx4jmue]{display:flex;gap:var(--space-2)}.share-btn[data-astro-cid-fzx4jmue]{display:flex;align-items:center;justify-content:center;width:40px;height:40px;color:var(--color-text-light);background:var(--color-bg-alt);border:none;border-radius:var(--radius);cursor:pointer;transition:all var(--transition-fast)}.share-btn[data-astro-cid-fzx4jmue]:hover{color:var(--color-primary);background:var(--color-primary-100)}.related-title[data-astro-cid-fzx4jmue]{text-align:center;margin-bottom:var(--space-8)}.related-grid[data-astro-cid-fzx4jmue]{display:grid;gap:var(--space-6)}@media(min-width:768px){.related-grid[data-astro-cid-fzx4jmue]{grid-template-columns:repeat(3,1fr)}}.related-card[data-astro-cid-fzx4jmue]{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition)}.related-card[data-astro-cid-fzx4jmue]:hover{border-color:var(--color-primary-200);box-shadow:var(--shadow-md)}.related-card-content[data-astro-cid-fzx4jmue]{padding:var(--space-6)}.related-card[data-astro-cid-fzx4jmue] .badge[data-astro-cid-fzx4jmue]{margin-bottom:var(--space-3)}.related-card-title[data-astro-cid-fzx4jmue]{font-size:var(--text-lg);line-height:var(--leading-tight);margin-bottom:var(--space-3)}.related-card-title[data-astro-cid-fzx4jmue] a[data-astro-cid-fzx4jmue]{color:var(--color-text);text-decoration:none}.related-card-title[data-astro-cid-fzx4jmue] a[data-astro-cid-fzx4jmue]:hover{color:var(--color-primary)}.related-card-date[data-astro-cid-fzx4jmue]{font-size:var(--text-xs);color:var(--color-text-muted)}.post-faq[data-astro-cid-fzx4jmue]{padding:var(--space-8) 0;border-top:1px solid var(--color-border);margin-top:var(--space-4)}.post-faq[data-astro-cid-fzx4jmue] h2[data-astro-cid-fzx4jmue]{margin-bottom:var(--space-6)}.post-faq[data-astro-cid-fzx4jmue] .faq-grid[data-astro-cid-fzx4jmue]{display:flex;flex-direction:column;gap:var(--space-3)}.post-faq[data-astro-cid-fzx4jmue] .faq-item[data-astro-cid-fzx4jmue]{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden}.post-faq[data-astro-cid-fzx4jmue] .faq-item[data-astro-cid-fzx4jmue] summary[data-astro-cid-fzx4jmue]{padding:var(--space-4) var(--space-5);font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}.post-faq[data-astro-cid-fzx4jmue] .faq-item[data-astro-cid-fzx4jmue] summary[data-astro-cid-fzx4jmue]::-webkit-details-marker{display:none}.post-faq[data-astro-cid-fzx4jmue] .faq-item[data-astro-cid-fzx4jmue] summary[data-astro-cid-fzx4jmue]:after{content:"+";font-size:var(--text-xl);color:var(--color-primary);flex-shrink:0;margin-left:var(--space-3)}.post-faq[data-astro-cid-fzx4jmue] .faq-item[data-astro-cid-fzx4jmue][open] summary[data-astro-cid-fzx4jmue]:after{content:"−"}.post-faq[data-astro-cid-fzx4jmue] .faq-item[data-astro-cid-fzx4jmue] p[data-astro-cid-fzx4jmue]{padding:0 var(--space-5) var(--space-4);color:var(--color-text-light);line-height:var(--leading-relaxed)}.cta-box[data-astro-cid-fzx4jmue]{text-align:center;padding:var(--space-12);background:var(--color-primary-100);border-radius:var(--radius-xl)}.cta-box[data-astro-cid-fzx4jmue] h2[data-astro-cid-fzx4jmue]{margin-bottom:var(--space-3)}.cta-box[data-astro-cid-fzx4jmue] p[data-astro-cid-fzx4jmue]{color:var(--color-text-light);margin-bottom:var(--space-6)}