.guide-container{max-width:1200px;margin:0 auto;padding:3rem clamp(1.25rem,4vw,2.5rem) 6rem}.breadcrumb-nav{margin-bottom:2rem}.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;font-size:.85rem;color:var(--muted);list-style:none}.breadcrumb-item{display:inline-flex;align-items:center;gap:.5rem}.breadcrumb-item a{color:var(--muted2);transition:color .2s}.breadcrumb-item a:hover{color:var(--accent)}.breadcrumb-separator{opacity:.4;font-size:.75rem}.breadcrumb-current{color:var(--text);font-weight:500}.guide-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:3.5rem;align-items:start}@media(max-width:960px){.guide-grid{grid-template-columns:1fr;gap:2.5rem}}.article-header{margin-bottom:2.5rem;padding-bottom:2rem;border-bottom:1px solid var(--border)}.article-kicker{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:.75rem;color:var(--accent);text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem;font-weight:600}.article-title{font-size:clamp(2rem,4vw,3rem);font-weight:800;line-height:1.2;margin-bottom:1.25rem;color:var(--text)}.article-lead{font-size:1.15rem;color:var(--muted2);line-height:1.7;margin-bottom:1.75rem}.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:1.25rem;font-size:.85rem;color:var(--muted)}.meta-item{display:inline-flex;align-items:center;gap:6px}.meta-dot{width:4px;height:4px;background:var(--muted);border-radius:50%;opacity:.5}.toc-sidebar{position:sticky;top:calc(var(--nav-h) + 2rem);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--card-shadow)}.toc-title{font-size:.8rem;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.1em;color:var(--accent);font-weight:600;margin-bottom:1rem;display:flex;align-items:center;gap:6px}.toc-list{list-style:none;display:flex;flex-direction:column;gap:.6rem;font-size:.85rem}.toc-link{color:var(--muted2);display:block;line-height:1.4;transition:all .2s;padding-left:.5rem;border-left:2px solid transparent}.toc-link:hover,.toc-link.active{color:var(--accent);border-left-color:var(--accent);padding-left:.75rem}.toc-link.depth-3{padding-left:1.25rem;font-size:.8rem}.prose{color:var(--text);line-height:1.8;font-size:1.05rem}.prose h2{font-size:1.85rem;font-weight:700;margin-top:3rem;margin-bottom:1.25rem;padding-top:1rem;color:var(--text);scroll-margin-top:90px}.prose h3{font-size:1.35rem;font-weight:600;margin-top:2rem;margin-bottom:.875rem;color:var(--text);scroll-margin-top:90px}.prose p{margin-bottom:1.5rem;color:var(--muted2)}.prose ul,.prose ol{margin-bottom:1.5rem;padding-left:1.5rem;color:var(--muted2)}.prose ul{list-style:disc}.prose ol{list-style:decimal}.prose li{margin-bottom:.5rem;line-height:1.7}.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;transition:opacity .2s}.prose a:hover{opacity:.8}.prose strong{color:var(--text);font-weight:600}.prose blockquote{border-left:3px solid var(--accent);padding:1rem 1.5rem;background:var(--bg3);border-radius:0 var(--radius) var(--radius) 0;margin:2rem 0;color:var(--muted2);font-style:italic}.prose table{width:100%;border-collapse:collapse;margin:2rem 0;font-size:.95rem;background:var(--surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--card-shadow)}.prose th,.prose td{padding:.875rem 1.25rem;text-align:left;border-bottom:1px solid var(--border)}.prose th{background:var(--bg3);color:var(--text);font-weight:600}.prose tr:last-child td{border-bottom:none}.prose tr:hover td{background:var(--bg3)}.prose code:not(pre code){background:var(--code-inline-bg);color:var(--code-inline-text);border:1px solid var(--border);padding:.2rem .45rem;border-radius:6px;font-family:var(--font-mono);font-size:.875em;font-weight:500}.prose pre{background:var(--code-bg)!important;color:var(--text);border:1px solid var(--border2);border-radius:var(--radius);padding:1.25rem 1.5rem;margin:1.75rem 0;overflow-x:auto;font-family:var(--font-mono);font-size:.9rem;line-height:1.6;box-shadow:var(--card-shadow)}.prose pre code{background:transparent!important;padding:0;border:none}.callout{border-radius:var(--radius);padding:1.25rem 1.5rem;margin:2rem 0;border:1px solid;display:flex;gap:1rem;align-items:flex-start}.callout-icon{flex-shrink:0;margin-top:2px}.callout-content{flex:1}.callout-title{font-weight:700;margin-bottom:.35rem;font-size:.95rem}.callout-tip{background:var(--accent-dim);border-color:var(--accent);color:var(--text)}.callout-tip .callout-title,.callout-tip .callout-icon{color:var(--accent)}.callout-warning{background:#f59e0b14;border-color:#f59e0b59;color:var(--text)}.callout-warning .callout-title,.callout-warning .callout-icon{color:#d97706}:global([data-theme=dark]) .callout-warning .callout-title,:global([data-theme=dark]) .callout-warning .callout-icon{color:#fbbf24}.callout-important{background:#9333ea14;border-color:#9333ea59;color:var(--text)}.callout-important .callout-title,.callout-important .callout-icon{color:#7c3aed}:global([data-theme=dark]) .callout-important .callout-title,:global([data-theme=dark]) .callout-important .callout-icon{color:#c084fc}.guide-cta-card{background:linear-gradient(135deg,var(--accent-dim) 0%,var(--surface) 100%);border:1px solid var(--border2);border-radius:var(--radius-lg);padding:2.5rem;margin-top:4rem;text-align:center;box-shadow:var(--card-shadow)}.guide-cta-card h3{font-size:1.5rem;margin-bottom:.75rem;color:var(--text)}.guide-cta-card p{color:var(--muted2);max-width:520px;margin:0 auto 1.75rem}.guide-cta-actions{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}.guides-hero{text-align:center;padding:4rem 0 3rem}.guides-hero h1{font-size:clamp(2.2rem,5vw,3.5rem);margin-bottom:1rem}.guides-hero p{color:var(--muted2);max-width:600px;margin:0 auto;font-size:1.15rem}.guides-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.75rem;margin-top:3rem}.guide-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem;display:flex;flex-direction:column;transition:all .25s ease;text-decoration:none;color:inherit;box-shadow:var(--card-shadow)}.guide-card:hover{border-color:var(--border2);transform:translateY(-2px);box-shadow:var(--card-shadow-hover)}.guide-card-tag{display:inline-block;font-family:var(--font-mono);font-size:.72rem;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin-bottom:.75rem;font-weight:600}.guide-card-title{font-size:1.25rem;font-weight:700;line-height:1.35;margin-bottom:.75rem;color:var(--text)}.guide-card-desc{font-size:.9rem;color:var(--muted2);line-height:1.6;margin-bottom:1.5rem;flex:1}.guide-card-footer{display:flex;align-items:center;justify-content:space-between;font-size:.8rem;color:var(--muted);border-top:1px solid var(--border);padding-top:1rem}.guide-card-arrow{color:var(--accent);font-weight:600}